added manyloc test suite; --path now relative to project dir if not absolute

This commit is contained in:
Araq
2013-04-13 21:55:02 +02:00
parent 4f09794be9
commit 75b508032b
51 changed files with 9286 additions and 5 deletions

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@@ -196,8 +196,10 @@ proc testCompileOption*(switch: string, info: TLineInfo): bool =
of "patterns": result = contains(gOptions, optPatterns)
else: InvalidCmdLineOption(passCmd1, switch, info)
proc processPath(path: string): string =
result = UnixToNativePath(path % ["nimrod", getPrefixDir(), "lib", libpath,
proc processPath(path: string, notRelativeToProj = false): string =
let p = if notRelativeToProj or os.isAbsolute(path) or '$' in path: path
else: options.gProjectPath / path
result = UnixToNativePath(p % ["nimrod", getPrefixDir(), "lib", libpath,
"home", removeTrailingDirSep(os.getHomeDir()),
"projectname", options.gProjectName,
"projectpath", options.gProjectPath])
@@ -229,7 +231,7 @@ proc processSwitch(switch, arg: string, pass: TCmdlinePass, info: TLineInfo) =
of "babelpath":
if pass in {passCmd2, passPP}:
expectArg(switch, arg, pass, info)
let path = processPath(arg)
let path = processPath(arg, notRelativeToProj=true)
babelpath(path, info)
of "excludepath":
expectArg(switch, arg, pass, info)
@@ -451,9 +453,9 @@ proc processSwitch(switch, arg: string, pass: TCmdlinePass, info: TLineInfo) =
of "genscript":
expectNoArg(switch, arg, pass, info)
incl(gGlobalOptions, optGenScript)
of "lib":
of "lib":
expectArg(switch, arg, pass, info)
libpath = processPath(arg)
libpath = processPath(arg, notRelativeToProj=true)
of "putenv":
expectArg(switch, arg, pass, info)
splitSwitch(arg, key, val, pass, info)

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@@ -36,3 +36,11 @@ for i in 1 .. count-1:
echo(surface.WriteToPNG(outFile))
surface.Destroy()
type TFoo = object
converter toPtr*(some: var TFoo): ptr TFoo = (addr some)
proc zoot(x: ptr TFoo) = nil
var x: Tfoo
zoot(x)

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@@ -0,0 +1,26 @@
keineSchweine
========================
Just a dumb little game
### Dependencies
* Nimrod 0.8.15, Until this version is released I'm working off Nimrod HEAD: https://github.com/Araq/Nimrod
* SFML 2.0 (git), https://github.com/LaurentGomila/SFML
* CSFML 2.0 (git), https://github.com/LaurentGomila/CSFML
* Chipmunk 6.1.1 http://chipmunk-physics.net/downloads.php
### How to build?
* `git clone --recursive git://github.com/fowlmouth/keineSchweine.git somedir`
* `cd somedir`
* `nimrod c -r nakefile test` or `nimrod c -r keineschweine && ./keineschweine`
### Download the game data
You need to download the game data before you can play:
http://dl.dropbox.com/u/37533467/data-08-01-2012.7z
Unpack it to the root directory. You can use the nakefile to do this easily:
* `nimrod c -r nakefile`
* `./nakefile download`

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@@ -0,0 +1,21 @@
##Main State
* Add GUI:
* Player list
* Chat box
* Escape menu
##Lobby
* Add GUI:
* options menu
* key configuration
## Animations
* Need one-shot explosion animations
* Thrusters (maybe a particle system instead)
## Networking
* zone server should verify users through the dir server or handle its own users
* directory server should handle asset patching
## Genpacket
* add support for branching types with case

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@@ -0,0 +1,10 @@
{
"resolution": [800,600,32],
"default-file": "alphazone.json",
"alias": "foo",
"directory-server":{
"host":"localhost",
"port":8024
},
"website":"https://github.com/fowlmouth/keineSchweine"
}

File diff suppressed because it is too large Load Diff

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@@ -0,0 +1,614 @@
discard """Copyright (c) 2002-2012 Lee Salzman
Permission is hereby granted, free of charge, to any person obtaining a copy of
this software and associated documentation files (the "Software"), to deal in
the Software without restriction, including without limitation the rights to
use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
the Software, and to permit persons to whom the Software is furnished to do so,
subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
"""
when defined(Linux):
const Lib = "libenet.so.1(|.0.3)"
else:
{.error: "Your platform has not been accounted for."}
{.deadCodeElim: ON.}
const
ENET_VERSION_MAJOR* = 1
ENET_VERSION_MINOR* = 3
ENET_VERSION_PATCH* = 3
template ENET_VERSION_CREATE(major, minor, patch: expr): expr =
(((major) shl 16) or ((minor) shl 8) or (patch))
const
ENET_VERSION* = ENET_VERSION_CREATE(ENET_VERSION_MAJOR, ENET_VERSION_MINOR,
ENET_VERSION_PATCH)
type
TVersion* = cuint
TSocketType*{.size: sizeof(cint).} = enum
ENET_SOCKET_TYPE_STREAM = 1, ENET_SOCKET_TYPE_DATAGRAM = 2
TSocketWait*{.size: sizeof(cint).} = enum
ENET_SOCKET_WAIT_NONE = 0, ENET_SOCKET_WAIT_SEND = (1 shl 0),
ENET_SOCKET_WAIT_RECEIVE = (1 shl 1)
TSocketOption*{.size: sizeof(cint).} = enum
ENET_SOCKOPT_NONBLOCK = 1, ENET_SOCKOPT_BROADCAST = 2,
ENET_SOCKOPT_RCVBUF = 3, ENET_SOCKOPT_SNDBUF = 4,
ENET_SOCKOPT_REUSEADDR = 5
const
ENET_HOST_ANY* = 0
ENET_HOST_BROADCAST* = 0xFFFFFFFF
ENET_PORT_ANY* = 0
ENET_PROTOCOL_MINIMUM_MTU* = 576
ENET_PROTOCOL_MAXIMUM_MTU* = 4096
ENET_PROTOCOL_MAXIMUM_PACKET_COMMANDS* = 32
ENET_PROTOCOL_MINIMUM_WINDOW_SIZE* = 4096
ENET_PROTOCOL_MAXIMUM_WINDOW_SIZE* = 32768
ENET_PROTOCOL_MINIMUM_CHANNEL_COUNT* = 1
ENET_PROTOCOL_MAXIMUM_CHANNEL_COUNT* = 255
ENET_PROTOCOL_MAXIMUM_PEER_ID* = 0x00000FFF
type
PAddress* = ptr TAddress
TAddress*{.pure, final.} = object
host*: cuint
port*: cushort
TPacketFlag*{.size: sizeof(cint).} = enum
FlagReliable = (1 shl 0),
FlagUnsequenced = (1 shl 1),
NoAllocate = (1 shl 2),
UnreliableFragment = (1 shl 3)
TENetListNode*{.pure, final.} = object
next*: ptr T_ENetListNode
previous*: ptr T_ENetListNode
PENetListIterator* = ptr TENetListNode
TENetList*{.pure, final.} = object
sentinel*: TENetListNode
T_ENetPacket*{.pure, final.} = object
TPacketFreeCallback* = proc (a2: ptr T_ENetPacket){.cdecl.}
PPacket* = ptr TPacket
TPacket*{.pure, final.} = object
referenceCount: csize
flags*: cint
data*: cstring#ptr cuchar
dataLength*: csize
freeCallback*: TPacketFreeCallback
PAcknowledgement* = ptr TAcknowledgement
TAcknowledgement*{.pure, final.} = object
acknowledgementList*: TEnetListNode
sentTime*: cuint
command*: TEnetProtocol
POutgoingCommand* = ptr TOutgoingCommand
TOutgoingCommand*{.pure, final.} = object
outgoingCommandList*: TEnetListNode
reliableSequenceNumber*: cushort
unreliableSequenceNumber*: cushort
sentTime*: cuint
roundTripTimeout*: cuint
roundTripTimeoutLimit*: cuint
fragmentOffset*: cuint
fragmentLength*: cushort
sendAttempts*: cushort
command*: TEnetProtocol
packet*: PPacket
PIncomingCommand* = ptr TIncomingCommand
TIncomingCommand*{.pure, final.} = object
incomingCommandList*: TEnetListNode
reliableSequenceNumber*: cushort
unreliableSequenceNumber*: cushort
command*: TEnetProtocol
fragmentCount*: cuint
fragmentsRemaining*: cuint
fragments*: ptr cuint
packet*: ptr TPacket
TPeerState*{.size: sizeof(cint).} = enum
ENET_PEER_STATE_DISCONNECTED = 0, ENET_PEER_STATE_CONNECTING = 1,
ENET_PEER_STATE_ACKNOWLEDGING_CONNECT = 2,
ENET_PEER_STATE_CONNECTION_PENDING = 3,
ENET_PEER_STATE_CONNECTION_SUCCEEDED = 4, ENET_PEER_STATE_CONNECTED = 5,
ENET_PEER_STATE_DISCONNECT_LATER = 6, ENET_PEER_STATE_DISCONNECTING = 7,
ENET_PEER_STATE_ACKNOWLEDGING_DISCONNECT = 8, ENET_PEER_STATE_ZOMBIE = 9
TENetProtocolCommand*{.size: sizeof(cint).} = enum
ENET_PROTOCOL_COMMAND_NONE = 0, ENET_PROTOCOL_COMMAND_ACKNOWLEDGE = 1,
ENET_PROTOCOL_COMMAND_CONNECT = 2,
ENET_PROTOCOL_COMMAND_VERIFY_CONNECT = 3,
ENET_PROTOCOL_COMMAND_DISCONNECT = 4, ENET_PROTOCOL_COMMAND_PING = 5,
ENET_PROTOCOL_COMMAND_SEND_RELIABLE = 6,
ENET_PROTOCOL_COMMAND_SEND_UNRELIABLE = 7,
ENET_PROTOCOL_COMMAND_SEND_FRAGMENT = 8,
ENET_PROTOCOL_COMMAND_SEND_UNSEQUENCED = 9,
ENET_PROTOCOL_COMMAND_BANDWIDTH_LIMIT = 10,
ENET_PROTOCOL_COMMAND_THROTTLE_CONFIGURE = 11,
ENET_PROTOCOL_COMMAND_SEND_UNRELIABLE_FRAGMENT = 12,
ENET_PROTOCOL_COMMAND_COUNT = 13, ENET_PROTOCOL_COMMAND_MASK = 0x0000000F
TENetProtocolFlag*{.size: sizeof(cint).} = enum
ENET_PROTOCOL_HEADER_SESSION_SHIFT = 12,
ENET_PROTOCOL_COMMAND_FLAG_UNSEQUENCED = (1 shl 6),
ENET_PROTOCOL_COMMAND_FLAG_ACKNOWLEDGE = (1 shl 7),
ENET_PROTOCOL_HEADER_SESSION_MASK = (3 shl 12),
ENET_PROTOCOL_HEADER_FLAG_COMPRESSED = (1 shl 14),
ENET_PROTOCOL_HEADER_FLAG_SENT_TIME = (1 shl 15),
ENET_PROTOCOL_HEADER_FLAG_MASK = ENET_PROTOCOL_HEADER_FLAG_COMPRESSED.cint or
ENET_PROTOCOL_HEADER_FLAG_SENT_TIME.cint
TENetProtocolHeader*{.pure, final.} = object
peerID*: cushort
sentTime*: cushort
TENetProtocolCommandHeader*{.pure, final.} = object
command*: cuchar
channelID*: cuchar
reliableSequenceNumber*: cushort
TENetProtocolAcknowledge*{.pure, final.} = object
header*: TENetProtocolCommandHeader
receivedReliableSequenceNumber*: cushort
receivedSentTime*: cushort
TENetProtocolConnect*{.pure, final.} = object
header*: TENetProtocolCommandHeader
outgoingPeerID*: cushort
incomingSessionID*: cuchar
outgoingSessionID*: cuchar
mtu*: cuint
windowSize*: cuint
channelCount*: cuint
incomingBandwidth*: cuint
outgoingBandwidth*: cuint
packetThrottleInterval*: cuint
packetThrottleAcceleration*: cuint
packetThrottleDeceleration*: cuint
connectID*: cuint
data*: cuint
TENetProtocolVerifyConnect*{.pure, final.} = object
header*: TENetProtocolCommandHeader
outgoingPeerID*: cushort
incomingSessionID*: cuchar
outgoingSessionID*: cuchar
mtu*: cuint
windowSize*: cuint
channelCount*: cuint
incomingBandwidth*: cuint
outgoingBandwidth*: cuint
packetThrottleInterval*: cuint
packetThrottleAcceleration*: cuint
packetThrottleDeceleration*: cuint
connectID*: cuint
TENetProtocolBandwidthLimit*{.pure, final.} = object
header*: TENetProtocolCommandHeader
incomingBandwidth*: cuint
outgoingBandwidth*: cuint
TENetProtocolThrottleConfigure*{.pure, final.} = object
header*: TENetProtocolCommandHeader
packetThrottleInterval*: cuint
packetThrottleAcceleration*: cuint
packetThrottleDeceleration*: cuint
TENetProtocolDisconnect*{.pure, final.} = object
header*: TENetProtocolCommandHeader
data*: cuint
TENetProtocolPing*{.pure, final.} = object
header*: TENetProtocolCommandHeader
TENetProtocolSendReliable*{.pure, final.} = object
header*: TENetProtocolCommandHeader
dataLength*: cushort
TENetProtocolSendUnreliable*{.pure, final.} = object
header*: TENetProtocolCommandHeader
unreliableSequenceNumber*: cushort
dataLength*: cushort
TENetProtocolSendUnsequenced*{.pure, final.} = object
header*: TENetProtocolCommandHeader
unsequencedGroup*: cushort
dataLength*: cushort
TENetProtocolSendFragment*{.pure, final.} = object
header*: TENetProtocolCommandHeader
startSequenceNumber*: cushort
dataLength*: cushort
fragmentCount*: cuint
fragmentNumber*: cuint
totalLength*: cuint
fragmentOffset*: cuint
## this is incomplete; need helper templates or something
## ENetProtocol
TENetProtocol*{.pure, final.} = object
header*: TENetProtocolCommandHeader
const
ENET_BUFFER_MAXIMUM* = (1 + 2 * ENET_PROTOCOL_MAXIMUM_PACKET_COMMANDS)
ENET_HOST_RECEIVE_BUFFER_SIZE = 256 * 1024
ENET_HOST_SEND_BUFFER_SIZE = 256 * 1024
ENET_HOST_BANDWIDTH_THROTTLE_INTERVAL = 1000
ENET_HOST_DEFAULT_MTU = 1400
ENET_PEER_DEFAULT_ROUND_TRIP_TIME = 500
ENET_PEER_DEFAULT_PACKET_THROTTLE = 32
ENET_PEER_PACKET_THROTTLE_SCALE = 32
ENET_PEER_PACKET_THROTTLE_COUNTER = 7
ENET_PEER_PACKET_THROTTLE_ACCELERATION = 2
ENET_PEER_PACKET_THROTTLE_DECELERATION = 2
ENET_PEER_PACKET_THROTTLE_INTERVAL = 5000
ENET_PEER_PACKET_LOSS_SCALE = (1 shl 16)
ENET_PEER_PACKET_LOSS_INTERVAL = 10000
ENET_PEER_WINDOW_SIZE_SCALE = 64 * 1024
ENET_PEER_TIMEOUT_LIMIT = 32
ENET_PEER_TIMEOUT_MINIMUM = 5000
ENET_PEER_TIMEOUT_MAXIMUM = 30000
ENET_PEER_PING_INTERVAL = 500
ENET_PEER_UNSEQUENCED_WINDOWS = 64
ENET_PEER_UNSEQUENCED_WINDOW_SIZE = 1024
ENET_PEER_FREE_UNSEQUENCED_WINDOWS = 32
ENET_PEER_RELIABLE_WINDOWS = 16
ENET_PEER_RELIABLE_WINDOW_SIZE = 0x1000
ENET_PEER_FREE_RELIABLE_WINDOWS = 8
when defined(Linux):
import posix
const
ENET_SOCKET_NULL*: cint = -1
type
TENetSocket* = cint
PEnetBuffer* = ptr object
TENetBuffer*{.pure, final.} = object
data*: pointer
dataLength*: csize
TENetSocketSet* = Tfd_set
## see if these are different on win32, if not then get rid of these
template ENET_HOST_TO_NET_16*(value: expr): expr =
(htons(value))
template ENET_HOST_TO_NET_32*(value: expr): expr =
(htonl(value))
template ENET_NET_TO_HOST_16*(value: expr): expr =
(ntohs(value))
template ENET_NET_TO_HOST_32*(value: expr): expr =
(ntohl(value))
template ENET_SOCKETSET_EMPTY*(sockset: expr): expr =
FD_ZERO(addr((sockset)))
template ENET_SOCKETSET_ADD*(sockset, socket: expr): expr =
FD_SET(socket, addr((sockset)))
template ENET_SOCKETSET_REMOVE*(sockset, socket: expr): expr =
FD_CLEAR(socket, addr((sockset)))
template ENET_SOCKETSET_CHECK*(sockset, socket: expr): expr =
FD_ISSET(socket, addr((sockset)))
when defined(Windows):
## put the content of win32.h in here
type
PChannel* = ptr TChannel
TChannel*{.pure, final.} = object
outgoingReliableSequenceNumber*: cushort
outgoingUnreliableSequenceNumber*: cushort
usedReliableWindows*: cushort
reliableWindows*: array[0..ENET_PEER_RELIABLE_WINDOWS - 1, cushort]
incomingReliableSequenceNumber*: cushort
incomingUnreliableSequenceNumber*: cushort
incomingReliableCommands*: TENetList
incomingUnreliableCommands*: TENetList
PPeer* = ptr TPeer
TPeer*{.pure, final.} = object
dispatchList*: TEnetListNode
host*: ptr THost
outgoingPeerID*: cushort
incomingPeerID*: cushort
connectID*: cuint
outgoingSessionID*: cuchar
incomingSessionID*: cuchar
address*: TAddress
data*: pointer
state*: TPeerState
channels*: PChannel
channelCount*: csize
incomingBandwidth*: cuint
outgoingBandwidth*: cuint
incomingBandwidthThrottleEpoch*: cuint
outgoingBandwidthThrottleEpoch*: cuint
incomingDataTotal*: cuint
outgoingDataTotal*: cuint
lastSendTime*: cuint
lastReceiveTime*: cuint
nextTimeout*: cuint
earliestTimeout*: cuint
packetLossEpoch*: cuint
packetsSent*: cuint
packetsLost*: cuint
packetLoss*: cuint
packetLossVariance*: cuint
packetThrottle*: cuint
packetThrottleLimit*: cuint
packetThrottleCounter*: cuint
packetThrottleEpoch*: cuint
packetThrottleAcceleration*: cuint
packetThrottleDeceleration*: cuint
packetThrottleInterval*: cuint
lastRoundTripTime*: cuint
lowestRoundTripTime*: cuint
lastRoundTripTimeVariance*: cuint
highestRoundTripTimeVariance*: cuint
roundTripTime*: cuint
roundTripTimeVariance*: cuint
mtu*: cuint
windowSize*: cuint
reliableDataInTransit*: cuint
outgoingReliableSequenceNumber*: cushort
acknowledgements*: TENetList
sentReliableCommands*: TENetList
sentUnreliableCommands*: TENetList
outgoingReliableCommands*: TENetList
outgoingUnreliableCommands*: TENetList
dispatchedCommands*: TENetList
needsDispatch*: cint
incomingUnsequencedGroup*: cushort
outgoingUnsequencedGroup*: cushort
unsequencedWindow*: array[0..ENET_PEER_UNSEQUENCED_WINDOW_SIZE div 32 - 1,
cuint]
eventData*: cuint
PCompressor* = ptr TCompressor
TCompressor*{.pure, final.} = object
context*: pointer
compress*: proc (context: pointer; inBuffers: ptr TEnetBuffer;
inBufferCount: csize; inLimit: csize;
outData: ptr cuchar; outLimit: csize): csize{.cdecl.}
decompress*: proc (context: pointer; inData: ptr cuchar; inLimit: csize;
outData: ptr cuchar; outLimit: csize): csize{.cdecl.}
destroy*: proc (context: pointer){.cdecl.}
TChecksumCallback* = proc (buffers: ptr TEnetBuffer; bufferCount: csize): cuint{.
cdecl.}
PHost* = ptr THost
THost*{.pure, final.} = object
socket*: TEnetSocket
address*: TAddress
incomingBandwidth*: cuint
outgoingBandwidth*: cuint
bandwidthThrottleEpoch*: cuint
mtu*: cuint
randomSeed*: cuint
recalculateBandwidthLimits*: cint
peers*: ptr TPeer
peerCount*: csize
channelLimit*: csize
serviceTime*: cuint
dispatchQueue*: TEnetList
continueSending*: cint
packetSize*: csize
headerFlags*: cushort
commands*: array[0..ENET_PROTOCOL_MAXIMUM_PACKET_COMMANDS - 1,
TEnetProtocol]
commandCount*: csize
buffers*: array[0..ENET_BUFFER_MAXIMUM - 1, TEnetBuffer]
bufferCount*: csize
checksum*: TChecksumCallback
compressor*: TCompressor
packetData*: array[0..ENET_PROTOCOL_MAXIMUM_MTU - 1,
array[0..2 - 1, cuchar]]
receivedAddress*: TAddress
receivedData*: ptr cuchar
receivedDataLength*: csize
totalSentData*: cuint
totalSentPackets*: cuint
totalReceivedData*: cuint
totalReceivedPackets*: cuint
TEventType*{.size: sizeof(cint).} = enum
EvtNone = 0, EvtConnect = 1,
EvtDisconnect = 2, EvtReceive = 3
PEvent* = ptr TEvent
TEvent*{.pure, final.} = object
kind*: TEventType
peer*: ptr TPeer
channelID*: cuchar
data*: cuint
packet*: ptr TPacket
TENetCallbacks*{.pure, final.} = object
malloc*: proc (size: csize): pointer{.cdecl.}
free*: proc (memory: pointer){.cdecl.}
no_memory*: proc (){.cdecl.}
{.push callConv:cdecl.}
proc enet_malloc*(a2: csize): pointer{.
importc: "enet_malloc", dynlib: Lib.}
proc enet_free*(a2: pointer){.
importc: "enet_free", dynlib: Lib.}
proc enetInit*(): cint{.
importc: "enet_initialize", dynlib: Lib.}
proc enetInit*(version: TVersion; inits: ptr TENetCallbacks): cint{.
importc: "enet_initialize_with_callbacks", dynlib: Lib.}
proc enetDeinit*(){.
importc: "enet_deinitialize", dynlib: Lib.}
proc enet_time_get*(): cuint{.
importc: "enet_time_get", dynlib: Lib.}
proc enet_time_set*(a2: cuint){.
importc: "enet_time_set", dynlib: Lib.}
#enet docs are pretty lacking, i'm not sure what the names of these arguments should be
proc createSocket*(kind: TSocketType): TEnetSocket{.
importc: "enet_socket_create", dynlib: Lib.}
proc bindTo*(socket: TEnetSocket; address: var TAddress): cint{.
importc: "enet_socket_bind", dynlib: Lib.}
proc bindTo*(socket: TEnetSocket; address: ptr TAddress): cint{.
importc: "enet_socket_bind", dynlib: Lib.}
proc listen*(socket: TEnetSocket; a3: cint): cint{.
importc: "enet_socket_listen", dynlib: Lib.}
proc accept*(socket: TEnetSocket; address: var TAddress): TEnetSocket{.
importc: "enet_socket_accept", dynlib: Lib.}
proc accept*(socket: TEnetSocket; address: ptr TAddress): TEnetSocket{.
importc: "enet_socket_accept", dynlib: Lib.}
proc connect*(socket: TEnetSocket; address: var TAddress): cint{.
importc: "enet_socket_connect", dynlib: Lib.}
proc connect*(socket: TEnetSocket; address: ptr TAddress): cint{.
importc: "enet_socket_connect", dynlib: Lib.}
proc send*(socket: TEnetSocket; address: var TAddress; buffer: ptr TEnetBuffer; size: csize): cint{.
importc: "enet_socket_send", dynlib: Lib.}
proc send*(socket: TEnetSocket; address: ptr TAddress; buffer: ptr TEnetBuffer; size: csize): cint{.
importc: "enet_socket_send", dynlib: Lib.}
proc receive*(socket: TEnetSocket; address: var TAddress;
buffer: ptr TEnetBuffer; size: csize): cint{.
importc: "enet_socket_receive", dynlib: Lib.}
proc receive*(socket: TEnetSocket; address: ptr TAddress;
buffer: ptr TEnetBuffer; size: csize): cint{.
importc: "enet_socket_receive", dynlib: Lib.}
proc wait*(socket: TEnetSocket; a3: ptr cuint; a4: cuint): cint{.
importc: "enet_socket_wait", dynlib: Lib.}
proc setOption*(socket: TEnetSocket; a3: TSocketOption; a4: cint): cint{.
importc: "enet_socket_set_option", dynlib: Lib.}
proc destroy*(socket: TEnetSocket){.
importc: "enet_socket_destroy", dynlib: Lib.}
proc select*(socket: TEnetSocket; a3: ptr TENetSocketSet;
a4: ptr TENetSocketSet; a5: cuint): cint{.
importc: "enet_socketset_select", dynlib: Lib.}
proc setHost*(address: PAddress; hostName: cstring): cint{.
importc: "enet_address_set_host", dynlib: Lib.}
proc setHost*(address: var TAddress; hostName: cstring): cint{.
importc: "enet_address_set_host", dynlib: Lib.}
proc getHostIP*(address: var TAddress; hostName: cstring; nameLength: csize): cint{.
importc: "enet_address_get_host_ip", dynlib: Lib.}
proc getHost*(address: var TAddress; hostName: cstring; nameLength: csize): cint{.
importc: "enet_address_get_host", dynlib: Lib.}
## Call the above two funcs but trim the result string
proc getHostIP*(address: var TAddress; hostName: var string; nameLength: csize): cint{.inline.} =
hostName.setLen nameLength
result = getHostIP(address, cstring(hostName), nameLength)
if result == 0:
hostName.setLen(len(cstring(hostName)))
proc getHost*(address: var TAddress; hostName: var string; nameLength: csize): cint{.inline.} =
hostName.setLen nameLength
result = getHost(address, cstring(hostName), nameLength)
if result == 0:
hostName.setLen(len(cstring(hostName)))
proc createPacket*(data: pointer; len: csize; flag: TPacketFlag): PPacket{.
importc: "enet_packet_create", dynlib: Lib.}
proc destroy*(packet: PPacket){.
importc: "enet_packet_destroy", dynlib: Lib.}
proc resize*(packet: PPacket; dataLength: csize): cint{.
importc: "enet_packet_resize", dynlib: Lib.}
proc crc32*(buffers: ptr TEnetBuffer; bufferCount: csize): cuint{.
importc: "enet_crc32", dynlib: Lib.}
proc createHost*(address: ptr TAddress; maxConnections, maxChannels: csize; downSpeed, upSpeed: cuint): PHost{.
importc: "enet_host_create", dynlib: Lib.}
proc createHost*(address: var TAddress; maxConnections, maxChannels: csize; downSpeed, upSpeed: cuint): PHost{.
importc: "enet_host_create", dynlib: Lib.}
proc destroy*(host: PHost){.
importc: "enet_host_destroy", dynlib: Lib.}
proc connect*(host: PHost; address: ptr TAddress; channelCount: csize; data: cuint): PPeer{.
importc: "enet_host_connect", dynlib: Lib.}
proc connect*(host: PHost; address: var TAddress; channelCount: csize; data: cuint): PPeer{.
importc: "enet_host_connect", dynlib: Lib.}
proc checkEvents*(host: PHost; event: var TEvent): cint{.
importc: "enet_host_check_events", dynlib: Lib.}
proc checkEvents*(host: PHost; event: ptr TEvent): cint{.
importc: "enet_host_check_events", dynlib: Lib.}
proc hostService*(host: PHost; event: var TEvent; timeout: cuint): cint{.
importc: "enet_host_service", dynlib: Lib.}
proc hostService*(host: PHost; event: ptr TEvent; timeout: cuint): cint{.
importc: "enet_host_service", dynlib: Lib.}
proc flush*(host: PHost){.
importc: "enet_host_flush", dynlib: Lib.}
proc broadcast*(host: PHost; channelID: cuchar; packet: PPacket){.
importc: "enet_host_broadcast", dynlib: Lib.}
proc compress*(host: PHost; compressor: PCompressor){.
importc: "enet_host_compress", dynlib: Lib.}
proc compressWithRangeCoder*(host: PHost): cint{.
importc: "enet_host_compress_with_range_coder", dynlib: Lib.}
proc channelLimit*(host: PHost; channelLimit: csize){.
importc: "enet_host_channel_limit", dynlib: Lib.}
proc bandwidthLimit*(host: PHost; incoming, outgoing: cuint){.
importc: "enet_host_bandwidth_limit", dynlib: Lib.}
proc bandwidthThrottle*(host: PHost){.
importc: "enet_host_bandwidth_throttle", dynlib: Lib.}
proc send*(peer: PPeer; channel: cuchar; packet: PPacket): cint{.
importc: "enet_peer_send", dynlib: Lib.}
proc receive*(peer: PPeer; channelID: ptr cuchar): PPacket{.
importc: "enet_peer_receive", dynlib: Lib.}
proc ping*(peer: PPeer){.
importc: "enet_peer_ping", dynlib: Lib.}
proc reset*(peer: PPeer){.
importc: "enet_peer_reset", dynlib: Lib.}
proc disconnect*(peer: PPeer; a3: cuint){.
importc: "enet_peer_disconnect", dynlib: Lib.}
proc disconnectNow*(peer: PPeer; a3: cuint){.
importc: "enet_peer_disconnect_now", dynlib: Lib.}
proc disconnectLater*(peer: PPeer; a3: cuint){.
importc: "enet_peer_disconnect_later", dynlib: Lib.}
proc throttleConfigure*(peer: PPeer; interval, acceleration, deceleration: cuint){.
importc: "enet_peer_throttle_configure", dynlib: Lib.}
proc throttle*(peer: PPeer; rtt: cuint): cint{.
importc: "enet_peer_throttle", dynlib: Lib.}
proc resetQueues*(peer: PPeer){.
importc: "enet_peer_reset_queues", dynlib: Lib.}
proc setupOutgoingCommand*(peer: PPeer; outgoingCommand: POutgoingCommand){.
importc: "enet_peer_setup_outgoing_command", dynlib: Lib.}
proc queueOutgoingCommand*(peer: PPeer; command: ptr TEnetProtocol;
packet: PPacket; offset: cuint; length: cushort): POutgoingCommand{.
importc: "enet_peer_queue_outgoing_command", dynlib: Lib.}
proc queueIncomingCommand*(peer: PPeer; command: ptr TEnetProtocol;
packet: PPacket; fragmentCount: cuint): PIncomingCommand{.
importc: "enet_peer_queue_incoming_command", dynlib: Lib.}
proc queueAcknowledgement*(peer: PPeer; command: ptr TEnetProtocol;
sentTime: cushort): PAcknowledgement{.
importc: "enet_peer_queue_acknowledgement", dynlib: Lib.}
proc dispatchIncomingUnreliableCommands*(peer: PPeer; channel: PChannel){.
importc: "enet_peer_dispatch_incoming_unreliable_commands", dynlib: Lib.}
proc dispatchIncomingReliableCommands*(peer: PPeer; channel: PChannel){.
importc: "enet_peer_dispatch_incoming_reliable_commands", dynlib: Lib.}
proc createRangeCoder*(): pointer{.
importc: "enet_range_coder_create", dynlib: Lib.}
proc rangeCoderDestroy*(context: pointer){.
importc: "enet_range_coder_destroy", dynlib: Lib.}
proc rangeCoderCompress*(context: pointer; inBuffers: PEnetBuffer; inLimit,
bufferCount: csize; outData: cstring; outLimit: csize): csize{.
importc: "enet_range_coder_compress", dynlib: Lib.}
proc rangeCoderDecompress*(context: pointer; inData: cstring; inLimit: csize;
outData: cstring; outLimit: csize): csize{.
importc: "enet_range_coder_decompress", dynlib: Lib.}
proc protocolCommandSize*(commandNumber: cuchar): csize{.
importc: "enet_protocol_command_size", dynlib: Lib.}
{.pop.}
from hashes import `!$`, `!&`, THash, hash
proc hash*(x: TAddress): THash {.nimcall, noSideEffect.} =
result = !$(hash(x.host.int32) !& hash(x.port.int16))

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import enet, strutils
if enetInit() != 0:
quit "Could not initialize ENet"
var
address: enet.TAddress
event: TEvent
peer: PPeer
client: PHost
client = createHost(nil, 1, 2, 0, 0)
if client == nil:
quit "Could not create client!"
if setHost(addr address, "localhost") != 0:
quit "Could not set host"
address.port = 8024
peer = client.connect(addr address, 2, 0)
if peer == nil:
quit "No available peers"
block:
var bConnected = false
while not bConnected:
if client.hostService(event, 5000) > 0 and event.kind == EvtConnect:
echo "Connected"
bConnected = true
else:
echo "Connection failed"
quit 0
var runServer = true
while client.hostService(event, 1000) >= 0 and runServer:
case event.kind
of EvtReceive:
echo "Recvd ($1) $2 ".format(
event.packet.dataLength,
event.packet.data)
of EvtDisconnect:
echo "Disconnected"
event.peer.data = nil
runServer = false
of EvtNone: discard
else:
echo repr(event)
client.destroy()

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import enet, strutils
var
address: enet.TAddress
server: PHost
event: TEvent
if enetInit() != 0:
quit "Could not initialize ENet"
address.host = EnetHostAny
address.port = 8024
server = enet.createHost(
addr address, 32, 2, 0, 0)
if server == nil:
quit "Could not create the server!"
while server.hostService(addr event, 2500) >= 0:
case event.kind
of EvtConnect:
echo "New client from $1:$2".format(event.peer.address.host, event.peer.address.port)
var
msg = "hello"
resp = createPacket(cstring(msg), msg.len + 1, FlagReliable)
if event.peer.send(0.cuchar, resp) < 0:
echo "FAILED"
else:
echo "Replied"
of EvtReceive:
echo "Recvd ($1) $2 ".format(
event.packet.dataLength,
event.packet.data)
destroy(event.packet)
of EvtDisconnect:
echo "Disconnected"
event.peer.data = nil
else:
discard
server.destroy()
enetDeinit()

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import macros, macro_dsl, streams, streams_enh
from strutils import format
template newLenName(): stmt {.immediate.} =
let lenName {.inject.} = ^("len"& $lenNames)
inc(lenNames)
template defPacketImports*(): stmt {.immediate, dirty.} =
import macros, macro_dsl, streams, streams_enh
from strutils import format
proc `$`*[T](x: seq[T]): string =
result = "[seq len="
result.add($x.len)
result.add ':'
for i in 0.. <len(x):
result.add " "
result.add($x[i])
result.add ']'
macro defPacket*(typeNameN: expr, typeFields: expr): stmt {.immediate.} =
result = newNimNode(nnkStmtList)
let
typeName = quoted2ident(typeNameN)
packetID = ^"p"
streamID = ^"s"
var
constructorParams = newNimNode(nnkFormalParams).und(typeName)
constructor = newNimNode(nnkProcDef).und(
postfix(^("new"& $typeName.ident), "*"),
emptyNode(),
emptyNode(),
constructorParams,
emptyNode(),
emptyNode())
pack = newNimNode(nnkProcDef).und(
postfix(^"pack", "*"),
emptyNode(),
emptyNode(),
newNimNode(nnkFormalParams).und(
emptyNode(), # : void
newNimNode(nnkIdentDefs).und(
packetID, # p: var typeName
newNimNode(nnkVarTy).und(typeName),
emptyNode()),
newNimNode(nnkIdentDefs).und(
streamID, # s: PStream
^"PStream",
newNimNode(nnkNilLit))),
emptyNode(),
emptyNode())
read = newNimNode(nnkProcDef).und(
newIdentNode("read"& $typeName.ident).postfix("*"),
emptyNode(),
emptyNode(),
newNimNode(nnkFormalParams).und(
typeName, #result type
newNimNode(nnkIdentDefs).und(
streamID, # s: PStream = nil
^"PStream",
newNimNode(nnkNilLit))),
emptyNode(),
emptyNode())
constructorBody = newNimNode(nnkStmtList)
packBody = newNimNode(nnkStmtList)
readBody = newNimNode(nnkStmtList)
lenNames = 0
for i in 0.. typeFields.len - 1:
let
name = typeFields[i][0]
dotName = packetID.dot(name)
resName = newIdentNode(!"result").dot(name)
case typeFields[i][1].kind
of nnkBracketExpr: #ex: paddedstring[32, '\0'], array[range, type]
case $typeFields[i][1][0].ident
of "paddedstring":
let length = typeFields[i][1][1]
let padChar = typeFields[i][1][2]
packBody.add(newCall(
"writePaddedStr", streamID, dotName, length, padChar))
## result.name = readPaddedStr(s, length, char)
readBody.add(resName := newCall(
"readPaddedStr", streamID, length, padChar))
## make the type a string
typeFields[i] = newNimNode(nnkIdentDefs).und(
name,
^"string",
newNimNode(nnkEmpty))
of "array":
readBody.add(
newNimNode(nnkDiscardStmt).und(
newCall("readData", streamID, newNimNode(nnkAddr).und(resName), newCall("sizeof", resName))))
packBody.add(
newCall("writeData", streamID, newNimNode(nnkAddr).und(dotName), newCall("sizeof", dotName)))
of "seq":
## let lenX = readInt16(s)
newLenName()
let
item = ^"item" ## item name in our iterators
seqType = typeFields[i][1][1] ## type of seq
readName = newIdentNode("read"& $seqType.ident)
readBody.add(newNimNode(nnkLetSection).und(
newNimNode(nnkIdentDefs).und(
lenName,
newNimNode(nnkEmpty),
newCall("readInt16", streamID))))
readBody.add( ## result.name = @[]
resName := ("@".prefix(newNimNode(nnkBracket))),
newNimNode(nnkForStmt).und( ## for item in 1..len:
item,
infix(1.lit, "..", lenName),
newNimNode(nnkStmtList).und(
newCall( ## add(result.name, unpack[seqType](stream))
"add", resName, newNimNode(nnkCall).und(readName, streamID)
) ) ) )
packbody.add(
newNimNode(nnkVarSection).und(newNimNode(nnkIdentDefs).und(
lenName, ## var lenName = int16(len(p.name))
newIdentNode("int16"),
newCall("int16", newCall("len", dotName)))),
newCall("writeData", streamID, newNimNode(nnkAddr).und(lenName), 2.lit),
newNimNode(nnkForStmt).und( ## for item in 0..length - 1: pack(p.name[item], stream)
item,
infix(0.lit, "..", infix(lenName, "-", 1.lit)),
newNimNode(nnkStmtList).und(
newCall("echo", item, ": ".lit),
newCall("pack", dotName[item], streamID))))
#set the default value to @[] (new sequence)
typeFields[i][2] = "@".prefix(newNimNode(nnkBracket))
else:
error("Unknown type: "& treeRepr(typeFields[i]))
of nnkIdent: ##normal type
case $typeFields[i][1].ident
of "string": # length encoded string
packBody.add(newCall("writeLEStr", streamID, dotName))
readBody.add(resName := newCall("readLEStr", streamID))
of "int8", "int16", "int32", "float32", "float64", "char", "bool":
packBody.add(newCall(
"writeData", streamID, newNimNode(nnkAddr).und(dotName), newCall("sizeof", dotName)))
readBody.add(resName := newCall("read"& $typeFields[i][1].ident, streamID))
else: ## hopefully the type you specified was another defpacket() type
packBody.add(newCall("pack", dotName, streamID))
readBody.add(resName := newCall("read"& $typeFields[i][1].ident, streamID))
else:
error("I dont know what to do with: "& treerepr(typeFields[i]))
var
toStringFunc = newNimNode(nnkProcDef).und(
newNimNode(nnkPostfix).und(
^"*",
newNimNode(nnkAccQuoted).und(^"$")),
emptyNode(),
emptyNode(),
newNimNode(nnkFormalParams).und(
^"string",
newNimNode(nnkIdentDefs).und(
packetID, # p: typeName
typeName,
emptyNode())),
emptyNode(),
emptyNode(),
newNimNode(nnkStmtList).und(#[6]
newNimNode(nnkAsgn).und(
^"result", ## result =
newNimNode(nnkCall).und(#[6][0][1]
^"format", ## format
emptyNode())))) ## "[TypeName $1 $2]"
formatStr = "["& $typeName.ident
const emptyFields = {nnkEmpty, nnkNilLit}
var objFields = newNimNode(nnkRecList)
for i in 0.. < len(typeFields):
let fname = typeFields[i][0]
constructorParams.add(newNimNode(nnkIdentDefs).und(
fname,
typeFields[i][1],
typeFields[i][2]))
constructorBody.add((^"result").dot(fname) := fname)
#export the name
typeFields[i][0] = fname.postfix("*")
if not(typeFields[i][2].kind in emptyFields):
## empty the type default for the type def
typeFields[i][2] = newNimNode(nnkEmpty)
objFields.add(typeFields[i])
toStringFunc[6][0][1].add(
prefix("$", packetID.dot(fname)))
formatStr.add " $"
formatStr.add($(i + 1))
formatStr.add ']'
toStringFunc[6][0][1][1] = formatStr.lit()
result.add(
newNimNode(nnkTypeSection).und(
newNimNode(nnkTypeDef).und(
typeName.postfix("*"),
newNimNode(nnkEmpty),
newNimNode(nnkObjectTy).und(
newNimNode(nnkEmpty), #not sure what this is
newNimNode(nnkEmpty), #parent: OfInherit(Ident(!"SomeObj"))
objFields))))
result.add(constructor.und(constructorBody))
result.add(pack.und(packBody))
result.add(read.und(readBody))
result.add(toStringFunc)
when defined(GenPacketShowOutput):
echo(repr(result))
proc `->`(a: string, b: string): PNimrodNode {.compileTime.} =
result = newNimNode(nnkIdentDefs).und(^a, ^b, newNimNode(nnkEmpty))
proc `->`(a: string, b: PNimrodNode): PNimrodNode {.compileTime.} =
result = newNimNode(nnkIdentDefs).und(^a, b, newNimNode(nnkEmpty))
proc `->`(a, b: PNimrodNode): PNimrodNode {.compileTime.} =
a[2] = b
result = a
proc newProc*(name: string, params: varargs[PNimrodNode], resultType: PNimrodNode): PNimrodNode {.compileTime.} =
result = newNimNode(nnkProcDef).und(
^name,
emptyNode(),
emptyNode(),
newNimNode(nnkFormalParams).und(resultType),
emptyNode(),
emptyNode(),
newNimNode(nnkStmtList))
result[3].add(params)
macro forwardPacket*(typeName: expr, underlyingType: typedesc): stmt {.immediate.} =
result = newNimNode(nnkStmtList).und(
newProc(
"read"& $typeName.ident,
["s" -> "PStream" -> newNimNode(nnkNilLit)],
typeName),
newProc(
"pack",
[ "p" -> newNimNode(nnkVarTy).und(typeName),
"s" -> "PStream" -> newNimNode(nnkNilLit)],
emptyNode()))
result[0][6].add(newNimNode(nnkDiscardStmt).und(
newCall(
"readData", ^"s", newNimNode(nnkAddr).und(^"result"), newCall("sizeof", ^"result")
)))
result[1][6].add(
newCall(
"writeData", ^"s", newNimNode(nnkAddr).und(^"p"), newCall(
"sizeof", ^"p")))
when defined(GenPacketShowOutput):
echo(repr(result))
template forwardPacketT*(typeName: expr): stmt {.dirty, immediate.} =
proc `read typeName`*(s: PStream): typeName =
discard readData(s, addr result, sizeof(result))
proc `pack typeName`*(p: var typeName; s: PStream) =
writeData(s, addr p, sizeof(p))
when isMainModule:
type
SomeEnum = enum
A = 0'i8,
B, C
forwardPacket(SomeEnum, int8)
defPacket(Foo, tuple[x: array[0..4, int8]])
var f = newFoo([4'i8, 3'i8, 2'i8, 1'i8, 0'i8])
var s2 = newStringStream("")
f.pack(s2)
assert s2.data == "\4\3\2\1\0"
var s = newStringStream()
s.flushImpl = proc(s: PStream) =
var z = PStringStream(s)
z.setPosition(0)
z.data.setLen(0)
s.setPosition(0)
s.data.setLen(0)
var o = B
o.pack(s)
o = A
o.pack(s)
o = C
o.pack(s)
assert s.data == "\1\0\2"
s.flush
defPacket(Y, tuple[z: int8])
proc `$`(z: Y): string = result = "Y("& $z.z &")"
defPacket(TestPkt, tuple[x: seq[Y]])
var test = newTestPkt()
test.x.add([newY(5), newY(4), newY(3), newY(2), newY(1)])
for itm in test.x:
echo(itm)
test.pack(s)
echo(repr(s.data))

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import macros, macro_dsl, estreams
from strutils import format
template newLenName(): stmt {.immediate.} =
let lenName {.inject.} = ^("len"& $lenNames)
inc(lenNames)
template defPacketImports*(): stmt {.immediate, dirty.} =
import macros, macro_dsl, estreams
from strutils import format
proc `$`*[T](x: seq[T]): string =
result = "[seq len="
result.add($x.len)
result.add ':'
for i in 0.. <len(x):
result.add " "
result.add($x[i])
result.add ']'
macro defPacket*(typeNameN: expr, typeFields: expr): stmt {.immediate.} =
result = newNimNode(nnkStmtList)
let
typeName = quoted2ident(typeNameN)
packetID = ^"p"
streamID = ^"s"
var
constructorParams = newNimNode(nnkFormalParams).und(typeName)
constructor = newNimNode(nnkProcDef).und(
postfix(^("new"& $typeName.ident), "*"),
emptyNode(),
emptyNode(),
constructorParams,
emptyNode(),
emptyNode())
pack = newNimNode(nnkProcDef).und(
postfix(^"pack", "*"),
emptyNode(),
emptyNode(),
newNimNode(nnkFormalParams).und(
emptyNode(), # : void
newNimNode(nnkIdentDefs).und(
streamID, # s: PBuffer
^"PBuffer",
newNimNode(nnkNilLit)),
newNimNode(nnkIdentDefs).und(
packetID, # p: var typeName
newNimNode(nnkVarTy).und(typeName),
emptyNode())),
emptyNode(),
emptyNode())
read = newNimNode(nnkProcDef).und(
newIdentNode("read"& $typeName.ident).postfix("*"),
emptyNode(),
emptyNode(),
newNimNode(nnkFormalParams).und(
typeName, #result type
newNimNode(nnkIdentDefs).und(
streamID, # s: PBuffer = nil
^"PBuffer",
newNimNode(nnkNilLit))),
emptyNode(),
emptyNode())
constructorBody = newNimNode(nnkStmtList)
packBody = newNimNode(nnkStmtList)
readBody = newNimNode(nnkStmtList)
lenNames = 0
for i in 0.. typeFields.len - 1:
let
name = typeFields[i][0]
dotName = packetID.dot(name)
resName = newIdentNode(!"result").dot(name)
case typeFields[i][1].kind
of nnkBracketExpr: #ex: paddedstring[32, '\0'], array[range, type]
case $typeFields[i][1][0].ident
of "seq":
## let lenX = readInt16(s)
newLenName()
let
item = ^"item" ## item name in our iterators
seqType = typeFields[i][1][1] ## type of seq
readName = newIdentNode("read"& $seqType.ident)
readBody.add(newNimNode(nnkLetSection).und(
newNimNode(nnkIdentDefs).und(
lenName,
newNimNode(nnkEmpty),
newCall("readInt16", streamID))))
readBody.add( ## result.name = @[]
resName := ("@".prefix(newNimNode(nnkBracket))),
newNimNode(nnkForStmt).und( ## for item in 1..len:
item,
infix(1.lit, "..", lenName),
newNimNode(nnkStmtList).und(
newCall( ## add(result.name, unpack[seqType](stream))
"add", resName, newNimNode(nnkCall).und(readName, streamID)
) ) ) )
packbody.add(
newNimNode(nnkVarSection).und(newNimNode(nnkIdentDefs).und(
lenName, ## var lenName = int16(len(p.name))
newIdentNode("int16"),
newCall("int16", newCall("len", dotName)))),
newCall("writeBE", streamID, lenName),
newNimNode(nnkForStmt).und( ## for item in 0..length - 1: pack(p.name[item], stream)
item,
infix(0.lit, "..", infix(lenName, "-", 1.lit)),
newNimNode(nnkStmtList).und(
newCall("echo", item, ": ".lit),
newCall("pack", streamID, dotName[item]))))
#set the default value to @[] (new sequence)
typeFields[i][2] = "@".prefix(newNimNode(nnkBracket))
else:
error("Unknown type: "& treeRepr(typeFields[i]))
of nnkIdent: ##normal type
case $typeFields[i][1].ident
of "string": # length encoded string
packBody.add(newCall("write", streamID, dotName))
readBody.add(resName := newCall("readStr", streamID))
of "int8", "int16", "int32", "float32", "float64", "char", "bool":
packBody.add(newCall(
"writeBE", streamID, dotName))
readBody.add(resName := newCall("read"& $typeFields[i][1].ident, streamID))
else: ## hopefully the type you specified was another defpacket() type
packBody.add(newCall("pack", streamID, dotName))
readBody.add(resName := newCall("read"& $typeFields[i][1].ident, streamID))
else:
error("I dont know what to do with: "& treerepr(typeFields[i]))
var
toStringFunc = newNimNode(nnkProcDef).und(
newNimNode(nnkPostfix).und(
^"*",
newNimNode(nnkAccQuoted).und(^"$")),
emptyNode(),
emptyNode(),
newNimNode(nnkFormalParams).und(
^"string",
newNimNode(nnkIdentDefs).und(
packetID, # p: typeName
typeName,
emptyNode())),
emptyNode(),
emptyNode(),
newNimNode(nnkStmtList).und(#[6]
newNimNode(nnkAsgn).und(
^"result", ## result =
newNimNode(nnkCall).und(#[6][0][1]
^"format", ## format
emptyNode())))) ## "[TypeName $1 $2]"
formatStr = "["& $typeName.ident
const emptyFields = {nnkEmpty, nnkNilLit}
var objFields = newNimNode(nnkRecList)
for i in 0.. < len(typeFields):
let fname = typeFields[i][0]
constructorParams.add(newNimNode(nnkIdentDefs).und(
fname,
typeFields[i][1],
typeFields[i][2]))
constructorBody.add((^"result").dot(fname) := fname)
#export the name
typeFields[i][0] = fname.postfix("*")
if not(typeFields[i][2].kind in emptyFields):
## empty the type default for the type def
typeFields[i][2] = newNimNode(nnkEmpty)
objFields.add(typeFields[i])
toStringFunc[6][0][1].add(
prefix("$", packetID.dot(fname)))
formatStr.add " $"
formatStr.add($(i + 1))
formatStr.add ']'
toStringFunc[6][0][1][1] = formatStr.lit()
result.add(
newNimNode(nnkTypeSection).und(
newNimNode(nnkTypeDef).und(
typeName.postfix("*"),
newNimNode(nnkEmpty),
newNimNode(nnkObjectTy).und(
newNimNode(nnkEmpty), #not sure what this is
newNimNode(nnkEmpty), #parent: OfInherit(Ident(!"SomeObj"))
objFields))))
result.add(constructor.und(constructorBody))
result.add(pack.und(packBody))
result.add(read.und(readBody))
result.add(toStringFunc)
when defined(GenPacketShowOutput):
echo(repr(result))
proc newProc*(name: PNimrodNode; params: varargs[PNimrodNode]; resultType: PNimrodNode): PNimrodNode {.compileTime.} =
result = newNimNode(nnkProcDef).und(
name,
emptyNode(),
emptyNode(),
newNimNode(nnkFormalParams).und(resultType),
emptyNode(),
emptyNode(),
newNimNode(nnkStmtList))
result[3].add(params)
proc body*(procNode: PNimrodNode): PNimrodNode {.compileTime.} =
assert procNode.kind == nnkProcDef and procNode[6].kind == nnkStmtList
result = procNode[6]
proc iddefs*(a, b: string; c: PNimrodNode): PNimrodNode {.compileTime.} =
result = newNimNode(nnkIdentDefs).und(^a, ^b, c)
proc iddefs*(a: string; b: PNimrodNode): PNimrodNode {.compileTime.} =
result = newNimNode(nnkIdentDefs).und(^a, b, emptyNode())
proc varTy*(a: PNimrodNode): PNimrodNode {.compileTime.} =
result = newNimNode(nnkVarTy).und(a)
macro forwardPacket*(typeName: expr, underlyingType: expr): stmt {.immediate.} =
var
packetID = ^"p"
streamID = ^"s"
result = newNimNode(nnkStmtList).und(
newProc(
(^("read"& $typeName.ident)).postfix("*"),
[ iddefs("s", "PBuffer", newNimNode(nnkNilLit)) ],
typeName),
newProc(
(^"pack").postfix("*"),
[ iddefs("s", "PBuffer", newNimNode(nnkNilLit)),
iddefs("p", varTy(typeName)) ],
emptyNode()))
var
readBody = result[0][6]
packBody = result[1][6]
resName = ^"result"
case underlyingType.kind
of nnkBracketExpr:
case $underlyingType[0].ident
of "array":
for i in underlyingType[1][1].intval.int .. underlyingType[1][2].intval.int:
readBody.add(
newCall("read", ^"s", resName[lit(i)]))
packBody.add(
newCall("writeBE", ^"s", packetID[lit(i)]))
else:
echo "Unknown type: ", repr(underlyingtype)
else:
echo "unknown type:", repr(underlyingtype)
echo(repr(result))
template forwardPacketT*(typeName: expr; underlyingType: expr): stmt {.dirty, immediate.} =
proc `read typeName`*(buffer: PBuffer): typeName =
#discard readData(s, addr result, sizeof(result))
var res: underlyingType
buffer.read(res)
result = typeName(res)
proc `pack`*(buffer: PBuffer; ord: var typeName) =
#writeData(s, addr p, sizeof(p))
buffer.write(underlyingType(ord))
when isMainModule:
type
SomeEnum = enum
A = 0'i8,
B, C
forwardPacket(SomeEnum, int8)
defPacket(Foo, tuple[x: array[0..4, int8]])
var f = newFoo([4'i8, 3'i8, 2'i8, 1'i8, 0'i8])
var s2 = newStringStream("")
f.pack(s2)
assert s2.data == "\4\3\2\1\0"
var s = newStringStream()
s.flushImpl = proc(s: PStream) =
var z = PStringStream(s)
z.setPosition(0)
z.data.setLen(0)
s.setPosition(0)
s.data.setLen(0)
var o = B
o.pack(s)
o = A
o.pack(s)
o = C
o.pack(s)
assert s.data == "\1\0\2"
s.flush
defPacket(Y, tuple[z: int8])
proc `$`(z: Y): string = result = "Y("& $z.z &")"
defPacket(TestPkt, tuple[x: seq[Y]])
var test = newTestPkt()
test.x.add([newY(5), newY(4), newY(3), newY(2), newY(1)])
for itm in test.x:
echo(itm)
test.pack(s)
echo(repr(s.data))

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import macros
{.deadCodeElim: on.}
#Inline macro.add() to allow for easier nesting
proc und*(a: PNimrodNode; b: PNimrodNode): PNimrodNode {.compileTime.} =
a.add(b)
result = a
proc und*(a: PNimrodNode; b: varargs[PNimrodNode]): PNimrodNode {.compileTime.} =
a.add(b)
result = a
proc `^`*(a: string): PNimrodNode {.compileTime.} =
## new ident node
result = newIdentNode(!a)
proc `[]`*(a, b: PNimrodNode): PNimrodNode {.compileTime.} =
## new bracket expression: node[node] not to be confused with node[indx]
result = newNimNode(nnkBracketExpr).und(a, b)
proc `:=`*(left, right: PNimrodNode): PNimrodNode {.compileTime.} =
## new Asgn node: left = right
result = newNimNode(nnkAsgn).und(left, right)
proc lit*(a: string): PNimrodNode {.compileTime.} =
result = newStrLitNode(a)
proc lit*(a: int): PNimrodNode {.compileTime.} =
result = newIntLitNode(a)
proc lit*(a: float): PNimrodNode {.compileTime.} =
result = newFloatLitNode(a)
proc lit*(a: char): PNimrodNode {.compileTime.} =
result = newNimNode(nnkCharLit)
result.intval = a.ord
proc emptyNode*(): PNimrodNode {.compileTime.} =
result = newNimNode(nnkEmpty)
proc dot*(left, right: PNimrodNode): PNimrodNode {.compileTime.} =
result = newNimNode(nnkDotExpr).und(left, right)
proc postfix*(a: PNimrodNode, b: string): PNimrodNode {.compileTime.} =
result = newNimNode(nnkPostfix).und(newIdentNode(!b), a)
proc prefix*(a: string, b: PNimrodNode): PNimrodNode {.compileTime.} =
result = newNimNode(nnkPrefix).und(newIdentNode(!a), b)
proc infix*(a, b, c: PNimrodNode): PNimrodNode {.compileTime.} =
## 5.infix("+", 10) ## => 5 + 10
result = newNimNode(nnkInfix).und(b, a, c)
proc infix*(a: PNimrodNode; b: string; c: PNimrodNode): PNimrodNode {.compileTime.} =
## Infix operation: infix(5, "+", 10) ## =>
result = newNimNode(nnkInfix).und(newIdentNode(b), a, c)
proc quoted2ident*(a: PNimrodNode): PNimrodNode {.compileTime.} =
if a.kind != nnkAccQuoted:
return a
var pname = ""
for piece in 0..a.len - 1:
pname.add($a[piece].ident)
result = ^pname
macro `?`(a: expr): expr =
## Character literal ?A #=> 'A'
result = ($a[1].ident)[0].lit
## echo(?F,?a,?t,?t,?y)
when isMainModule:
macro foo(x: stmt): stmt =
result = newNimNode(nnkStmtList)
result.add(newNimNode(nnkCall).und(!!"echo", "Hello thar".lit))
result.add(newCall("echo", lit("3 * 45 = "), (3.lit.infix("*", 45.lit))))
let stmtlist = x[1]
for i in countdown(len(stmtlist)-1, 0):
result.add(stmtlist[i])
foo:
echo y, " * 2 = ", y * 2
let y = 320

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import streams
from strutils import repeatChar
proc readPaddedStr*(s: PStream, length: int, padChar = '\0'): TaintedString =
var lastChr = length
result = s.readStr(length)
while lastChr >= 0 and result[lastChr - 1] == padChar: dec(lastChr)
result.setLen(lastChr)
proc writePaddedStr*(s: PStream, str: string, length: int, padChar = '\0') =
if str.len < length:
s.write(str)
s.write(repeatChar(length - str.len, padChar))
elif str.len > length:
s.write(str.substr(0, length - 1))
else:
s.write(str)
proc readLEStr*(s: PStream): TaintedString =
var len = s.readInt16()
result = s.readStr(len)
proc writeLEStr*(s: PStream, str: string) =
s.write(str.len.int16)
s.write(str)
when isMainModule:
var testStream = newStringStream()
testStream.writeLEStr("Hello")
doAssert testStream.data == "\5\0Hello"
testStream.setPosition 0
var res = testStream.readLEStr()
doAssert res == "Hello"
testStream.setPosition 0
testStream.writePaddedStr("Sup", 10)
echo(repr(testStream), testStream.data.len)
doAssert testStream.data == "Sup"&repeatChar(7, '\0')
testStream.setPosition 0
res = testStream.readPaddedStr(10)
doAssert res == "Sup"
testStream.close()

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@@ -0,0 +1,83 @@
discard """
DO AS THOU WILST PUBLIC LICENSE
Whoever should stumble upon this document is henceforth and forever
entitled to DO AS THOU WILST with aforementioned document and the
contents thereof.
As said in the Olde Country, `Keepe it Gangster'."""
import strutils, parseopt, tables, os
type
PTask* = ref object
desc*: string
action*: TTaskFunction
TTaskFunction* = proc() {.closure.}
var
tasks* = initTable[string, PTask](16)
proc newTask*(desc: string; action: TTaskFunction): PTask
proc runTask*(name: string) {.inline.}
proc shell*(cmd: varargs[string, `$`]): int {.discardable.}
proc cd*(dir: string) {.inline.}
template nakeImports*(): stmt {.immediate.} =
import tables, parseopt, strutils, os
template task*(name: string; description: string; body: stmt): stmt {.dirty, immediate.} =
block:
var t = newTask(description, proc() {.closure.} =
body)
tasks[name] = t
proc newTask*(desc: string; action: TTaskFunction): PTask =
new(result)
result.desc = desc
result.action = action
proc runTask*(name: string) = tasks[name].action()
proc shell*(cmd: varargs[string, `$`]): int =
result = execShellCmd(cmd.join(" "))
proc cd*(dir: string) = setCurrentDir(dir)
template withDir*(dir: string; body: stmt): stmt =
## temporary cd
## withDir "foo":
## # inside foo
## #back to last dir
var curDir = getCurrentDir()
cd(dir)
body
cd(curDir)
when isMainModule:
if not existsFile("nakefile.nim"):
echo "No nakefile.nim found. Current working dir is ", getCurrentDir()
quit 1
var args = ""
for i in 1..paramCount():
args.add paramStr(i)
args.add " "
quit(shell("nimrod", "c", "-r", "nakefile.nim", args))
else:
addQuitProc(proc() {.noconv.} =
var
task: string
printTaskList: bool
for kind, key, val in getOpt():
case kind
of cmdLongOption, cmdShortOption:
case key.tolower
of "tasks", "t":
printTaskList = true
else:
echo "Unknown option: ", key, ": ", val
of cmdArgument:
task = key
else: nil
if printTaskList or task.isNil or not(tasks.hasKey(task)):
echo "Available tasks:"
for name, task in pairs(tasks):
echo name, " - ", task.desc
quit 0
tasks[task].action())

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import nake
nakeImports
task "install", "compile and install nake binary":
if shell("nimrod", "c", "nake") == 0:
let path = getEnv("PATH").split(PathSep)
for index, dir in pairs(path):
echo " ", index, ". ", dir
echo "Where to install nake binary? (quit with ^C or quit or exit)"
let ans = stdin.readLine().toLower
var index = 0
case ans
of "q", "quit", "x", "exit":
quit 0
else:
index = parseInt(ans)
if index > path.len or index < 0:
echo "Invalid index."
quit 1
moveFile "nake", path[index]/"nake"
echo "Great success!"

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sfml-nimrod
===========
Nimrod binding of SFML 2.0
This is only tested for Linux at the moment
### What is needed for Windows / OS X?
* The library names need filling in
* TWindowHandle is handled differently on those platforms
I believe that is it

File diff suppressed because it is too large Load Diff

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import
sfml
const
Lib = "libcsfml-audio.so.2.0"
type
PMusic* = ptr TMusic
TMusic* {.pure, final.} = object
PSound* = ptr TSound
TSound* {.pure, final.} = object
PSoundBuffer* = ptr TSoundBuffer
TSoundBuffer* {.pure, final.} = object
PSoundBufferRecorder* = ptr TSoundBufferRecorder
TSoundBufferRecorder* {.pure, final.} = object
PSoundRecorder* = ptr TSoundRecorder
TSoundRecorder* {.pure, final.} = object
PSoundStream* = ptr TSoundStream
TSoundStream* {.pure, final.} = object
TSoundStatus* {.size: sizeof(cint).} = enum
Stopped, Paused, Playing
proc newMusic*(filename: cstring): PMusic {.
cdecl, importc: "sfMusic_createFromFile", dynlib: Lib.}
proc newMusic*(data: pointer, size: cint): PMusic {.
cdecl, importc: "sfMusic_createFromMemory", dynlib: Lib.}
proc newMusic*(stream: PInputStream): PMusic {.
cdecl, importc: "sfMusic_createFromStream", dynlib: Lib.}
proc destroy*(music: PMusic) {.
cdecl, importc: "sfMusic_destroy", dynlib: Lib.}
proc setLoop*(music: PMusic, loop: bool) {.
cdecl, importc: "sfMusic_setLoop", dynlib: Lib.}
proc getLoop*(music: PMusic): bool {.
cdecl, importc: "sfMusic_getLoop", dynlib: Lib.}
proc getDuration*(music: PMusic): TTime {.
cdecl, importc: "sfMusic_getDuration", dynlib: Lib.}
proc play*(music: PMusic) {.
cdecl, importc: "sfMusic_play", dynlib: Lib.}
proc pause*(music: PMusic) {.
cdecl, importc: "sfMusic_pause", dynlib: Lib.}
proc stop*(music: PMusic) {.
cdecl, importc: "sfMusic_stop", dynlib: Lib.}
proc getChannelCount*(music: PMusic): cint {.
cdecl, importc: "sfMusic_getChannelCount", dynlib: Lib.}
proc getSampleRate*(music: PMusic): cint {.
cdecl, importc: "sfMusic_getSampleRate", dynlib: Lib.}
proc getStatus*(music: PMusic): TSoundStatus {.
cdecl, importc: "sfMusic_getStatus", dynlib: Lib.}
proc getPlayingOffset*(music: PMusic): TTime {.
cdecl, importc: "sfMusic_getPlayingOffset", dynlib: Lib.}
proc setPitch*(music: PMusic, pitch: cfloat) {.
cdecl, importc: "sfMusic_setPitch", dynlib: Lib.}
proc setVolume*(music: PMusic, volume: float) {.
cdecl, importc: "sfMusic_setVolume", dynlib: Lib.}
proc setPosition*(music: PMusic, position: TVector3f) {.
cdecl, importc: "sfMusic_setPosition", dynlib: Lib.}
proc setRelativeToListener*(music: PMusic, relative: bool) {.
cdecl, importc: "sfMusic_setRelativeToListener", dynlib: Lib.}
proc setMinDistance*(music: PMusic, distance: cfloat) {.
cdecl, importc: "sfMusic_setMinDistance", dynlib: Lib.}
proc setAttenuation*(music: PMusic, attenuation: cfloat) {.
cdecl, importc: "sfMusic_setAttenuation", dynlib: Lib.}
proc setPlayingOffset*(music: PMusic, time: TTime) {.
cdecl, importc: "sfMusic_setPlayingOffset", dynlib: Lib.}
proc getPitch*(music: PMusic): cfloat {.
cdecl, importc: "sfMusic_getPitch", dynlib: Lib.}
proc getVolume*(music: PMusic): cfloat {.
cdecl, importc: "sfMusic_getVolume", dynlib: Lib.}
proc getPosition*(music: PMusic): TVector3f {.
cdecl, importc: "sfMusic_getPosition", dynlib: Lib.}
proc isRelativeToListener*(music: PMusic): bool {.
cdecl, importc: "sfMusic_isRelativeToListener", dynlib: Lib.}
proc getMinDistance*(music: PMusic): cfloat {.
cdecl, importc: "sfMusic_isRelativeToListener", dynlib: Lib.}
proc getAttenuation*(music: PMusic): cfloat {.
cdecl, importc: "sfMusic_isRelativeToListener", dynlib: Lib.}
#/ \brief Create a new sound
proc newSound*(): PSound{.
cdecl, importc: "sfSound_create", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Create a new sound by copying an existing one
#/
#/ \param sound Sound to copy
#/
#/ \return A new sfSound object which is a copy of \a sound
#/
#//////////////////////////////////////////////////////////
proc copy*(sound: PSound): PSound{.
cdecl, importc: "sfSound_copy", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Destroy a sound
proc destroy*(sound: PSound){.
cdecl, importc: "sfSound_destroy", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Start or resume playing a sound
#/
#/ This function starts the sound if it was stopped, resumes
#/ it if it was paused, and restarts it from beginning if it
#/ was it already playing.
#/ This function uses its own thread so that it doesn't block
#/ the rest of the program while the sound is played.
proc play*(sound: PSound){.
cdecl, importc: "sfSound_play", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ This function pauses the sound if it was playing,
#/ otherwise (sound already paused or stopped) it has no effect.
proc pause*(sound: PSound){.
cdecl, importc: "sfSound_pause", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ This function stops the sound if it was playing or paused,
#/ and does nothing if it was already stopped.
#/ It also resets the playing position (unlike sfSound_pause).
proc stop*(sound: PSound){.
cdecl, importc: "sfSound_stop", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ It is important to note that the sound buffer is not copied,
#/ thus the sfSoundBuffer object must remain alive as long
#/ as it is attached to the sound.
proc setBuffer*(sound: PSound; buffer: PSoundBuffer){.
cdecl, importc: "sfSound_setBuffer", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Get the audio buffer attached to a sound
proc getBuffer*(sound: PSound): PSoundBuffer{.
cdecl, importc: "sfSound_getBuffer", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Set whether or not a sound should loop after reaching the end
#/
#/ If set, the sound will restart from beginning after
#/ reaching the end and so on, until it is stopped or
#/ sfSound_setLoop(sound, sfFalse) is called.
#/ The default looping state for sounds is false.
proc setLoop*(sound: PSound; loop: bool){.
cdecl, importc: "sfSound_setLoop", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Tell whether or not a soud is in loop mode
proc getLoop*(sound: PSound): bool {.
cdecl, importc: "sfSound_getLoop", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Get the current status of a sound (stopped, paused, playing)
proc getStatus*(sound: PSound): TSoundStatus{.
cdecl, importc: "sfSound_getStatus", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Set the pitch of a sound
#/
#/ The pitch represents the perceived fundamental frequency
#/ of a sound; thus you can make a sound more acute or grave
#/ by changing its pitch. A side effect of changing the pitch
#/ is to modify the playing speed of the sound as well.
#/ The default value for the pitch is 1.
proc setPitch*(sound: PSound; pitch: cfloat){.
cdecl, importc: "sfSound_setPitch", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Set the volume of a sound
#/
#/ The volume is a value between 0 (mute) and 100 (full volume).
#/ The default value for the volume is 100.
proc setVolume*(sound: PSound; volume: cfloat){.
cdecl, importc: "sfSound_setVolume", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Set the 3D position of a sound in the audio scene
#/
#/ Only sounds with one channel (mono sounds) can be
#/ spatialized.
#/ The default position of a sound is (0, 0, 0).
proc setPosition*(sound: PSound; position: TVector3f){.
cdecl, importc: "sfSound_setPosition", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Make the sound's position relative to the listener or absolute
#/
#/ Making a sound relative to the listener will ensure that it will always
#/ be played the same way regardless the position of the listener.
#/ This can be useful for non-spatialized sounds, sounds that are
#/ produced by the listener, or sounds attached to it.
#/ The default value is false (position is absolute).
proc setRelativeToListener*(sound: PSound; relative: bool){.
cdecl, importc: "sfSound_setRelativeToListener", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Set the minimum distance of a sound
#/
#/ The "minimum distance" of a sound is the maximum
#/ distance at which it is heard at its maximum volume. Further
#/ than the minimum distance, it will start to fade out according
#/ to its attenuation factor. A value of 0 ("inside the head
#/ of the listener") is an invalid value and is forbidden.
#/ The default value of the minimum distance is 1.
proc setMinDistance*(sound: PSound; distance: cfloat){.
cdecl, importc: "sfSound_setMinDistance", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Set the attenuation factor of a sound
#/
#/ The attenuation is a multiplicative factor which makes
#/ the sound more or less loud according to its distance
#/ from the listener. An attenuation of 0 will produce a
#/ non-attenuated sound, i.e. its volume will always be the same
#/ whether it is heard from near or from far. On the other hand,
#/ an attenuation value such as 100 will make the sound fade out
#/ very quickly as it gets further from the listener.
#/ The default value of the attenuation is 1.
proc setAttenuation*(sound: PSound; attenuation: cfloat){.
cdecl, importc: "sfSound_setAttenuation", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Change the current playing position of a sound
#/
#/ The playing position can be changed when the sound is
#/ either paused or playing.
proc setPlayingOffset*(sound: PSound; timeOffset: sfml.TTime){.
cdecl, importc: "sfSound_setPlayingOffset", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Get the pitch of a sound
proc getPitch*(sound: PSound): cfloat{.
cdecl, importc: "sfSound_getPitch", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Get the volume of a sound
proc getVolume*(sound: PSound): cfloat{.
cdecl, importc: "sfSound_getVolume", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Get the 3D position of a sound in the audio scene
proc getPosition*(sound: PSound): TVector3f{.
cdecl, importc: "sfSound_getPosition", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Tell whether a sound's position is relative to the
#/ listener or is absolute
proc isRelativeToListener*(sound: PSound): bool{.
cdecl, importc: "sfSound_isRelativeToListener", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Get the minimum distance of a sound
proc getMinDistance*(sound: PSound): cfloat{.
cdecl, importc: "sfSound_getMinDistance", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Get the attenuation factor of a sound
proc getAttenuation*(sound: PSound): cfloat{.
cdecl, importc: "sfSound_getAttenuation", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Get the current playing position of a sound
proc getPlayingOffset*(sound: PSound): TTime{.
cdecl, importc: "sfSound_getPlayingOffset", dynlib: Lib.}
#//////////////////////////////////////////////////////////
# Headers
#//////////////////////////////////////////////////////////
#//////////////////////////////////////////////////////////
#/ \brief Create a new sound buffer and load it from a file
#/
#/ Here is a complete list of all the supported audio formats:
#/ ogg, wav, flac, aiff, au, raw, paf, svx, nist, voc, ircam,
#/ w64, mat4, mat5 pvf, htk, sds, avr, sd2, caf, wve, mpc2k, rf64.
#/
#/ \param filename Path of the sound file to load
#/
#/ \return A new sfSoundBuffer object (NULL if failed)
#/
#//////////////////////////////////////////////////////////
proc newSoundBuffer*(filename: cstring): PSoundBuffer{.
cdecl, importc: "sfSoundBuffer_createFromFile", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Create a new sound buffer and load it from a file in memory
#/
#/ Here is a complete list of all the supported audio formats:
#/ ogg, wav, flac, aiff, au, raw, paf, svx, nist, voc, ircam,
#/ w64, mat4, mat5 pvf, htk, sds, avr, sd2, caf, wve, mpc2k, rf64.
#/
#/ \param data Pointer to the file data in memory
#/ \param sizeInBytes Size of the data to load, in bytes
#/
#/ \return A new sfSoundBuffer object (NULL if failed)
#/
#//////////////////////////////////////////////////////////
proc newSoundBuffer*(data: pointer; sizeInBytes: cint): PSoundBuffer{.
cdecl, importc: "sfSoundBuffer_createFromMemory", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Create a new sound buffer and load it from a custom stream
#/
#/ Here is a complete list of all the supported audio formats:
#/ ogg, wav, flac, aiff, au, raw, paf, svx, nist, voc, ircam,
#/ w64, mat4, mat5 pvf, htk, sds, avr, sd2, caf, wve, mpc2k, rf64.
#/
#/ \param stream Source stream to read from
#/
#/ \return A new sfSoundBuffer object (NULL if failed)
#/
#//////////////////////////////////////////////////////////
proc newSoundBuffer*(stream: PInputStream): PSoundBuffer{.
cdecl, importc: "sfSoundBuffer_createFromStream", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Create a new sound buffer and load it from an array of samples in memory
#/
#/ The assumed format of the audio samples is 16 bits signed integer
#/ (sfInt16).
#/
#/ \param samples Pointer to the array of samples in memory
#/ \param sampleCount Number of samples in the array
#/ \param channelCount Number of channels (1 = mono, 2 = stereo, ...)
#/ \param sampleRate Sample rate (number of samples to play per second)
#/
#/ \return A new sfSoundBuffer object (NULL if failed)
#/
#//////////////////////////////////////////////////////////
proc createFromSamples*(samples: ptr int16; sampleCount: cuint;
channelCount: cuint; sampleRate: cuint): PSoundBuffer{.
cdecl, importc: "sfSoundBuffer_createFromSamples", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Create a new sound buffer by copying an existing one
#/
#/ \param soundBuffer Sound buffer to copy
#/
#/ \return A new sfSoundBuffer object which is a copy of \a soundBuffer
#/
#//////////////////////////////////////////////////////////
proc copy*(soundBuffer: PSoundBuffer): PSoundBuffer{.
cdecl, importc: "sfSoundBuffer_copy", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Destroy a sound buffer
#/
#/ \param soundBuffer Sound buffer to destroy
#/
#//////////////////////////////////////////////////////////
proc destroy*(soundBuffer: PSoundBuffer){.
cdecl, importc: "sfSoundBuffer_destroy", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Save a sound buffer to an audio file
#/
#/ Here is a complete list of all the supported audio formats:
#/ ogg, wav, flac, aiff, au, raw, paf, svx, nist, voc, ircam,
#/ w64, mat4, mat5 pvf, htk, sds, avr, sd2, caf, wve, mpc2k, rf64.
#/
#/ \param soundBuffer Sound buffer object
#/ \param filename Path of the sound file to write
#/
#/ \return sfTrue if saving succeeded, sfFalse if it failed
#/
#//////////////////////////////////////////////////////////
proc saveToFile*(soundBuffer: PSoundBuffer; filename: cstring): bool {.
cdecl, importc: "sfSoundBuffer_saveToFile", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Get the array of audio samples stored in a sound buffer
#/
#/ The format of the returned samples is 16 bits signed integer
#/ (sfInt16). The total number of samples in this array
#/ is given by the sfSoundBuffer_getSampleCount function.
#/
#/ \param soundBuffer Sound buffer object
#/
#/ \return Read-only pointer to the array of sound samples
#/
#//////////////////////////////////////////////////////////
proc sfSoundBuffer_getSamples*(soundBuffer: PSoundBuffer): ptr Int16{.
cdecl, importc: "sfSoundBuffer_getSamples", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Get the number of samples stored in a sound buffer
#/
#/ The array of samples can be accessed with the
#/ sfSoundBuffer_getSamples function.
proc getSampleCount*(soundBuffer: PSoundBuffer): cint{.
cdecl, importc: "sfSoundBuffer_getSampleCount", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Get the sample rate of a sound buffer
#/
#/ The sample rate is the number of samples played per second.
#/ The higher, the better the quality (for example, 44100
#/ samples/s is CD quality).
proc getSampleRate*(soundBuffer: PSoundBuffer): cuint{.
cdecl, importc: "sfSoundBuffer_getSampleRate", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Get the number of channels used by a sound buffer
#/
#/ If the sound is mono then the number of channels will
#/ be 1, 2 for stereo, etc.
proc getChannelCount*(soundBuffer: PSoundBuffer): cuint{.
cdecl, importc: "sfSoundBuffer_getChannelCount", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Get the total duration of a sound buffer
#/
#/ \param soundBuffer Sound buffer object
#/
#/ \return Sound duration
#/
#//////////////////////////////////////////////////////////
proc getDuration*(soundBuffer: PSoundBuffer): TTime{.
cdecl, importc: "sfSoundBuffer_getDuration", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Change the global volume of all the sounds and musics
#/
#/ The volume is a number between 0 and 100; it is combined with
#/ the individual volume of each sound / music.
#/ The default value for the volume is 100 (maximum).
#/
#/ \param volume New global volume, in the range [0, 100]
#/
#//////////////////////////////////////////////////////////
proc listenerSetGlobalVolume*(volume: cfloat){.
cdecl, importc: "sfListener_setGlobalVolume", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Get the current value of the global volume
#/
#/ \return Current global volume, in the range [0, 100]
#/
#//////////////////////////////////////////////////////////
proc listenerGetGlobalVolume*(): cfloat{.
cdecl, importc: "sfListener_getGlobalVolume", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Set the position of the listener in the scene
#/
#/ The default listener's position is (0, 0, 0).
#/
#/ \param position New position of the listener
#/
#//////////////////////////////////////////////////////////
proc listenerSetPosition*(position: TVector3f){.
cdecl, importc: "sfListener_setPosition", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Get the current position of the listener in the scene
#/
#/ \return The listener's position
#/
#//////////////////////////////////////////////////////////
proc listenerGetPosition*(): TVector3f{.
cdecl, importc: "sfListener_getPosition", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Set the orientation of the listener in the scene
#/
#/ The orientation defines the 3D axes of the listener
#/ (left, up, front) in the scene. The orientation vector
#/ doesn't have to be normalized.
#/ The default listener's orientation is (0, 0, -1).
#/
#/ \param position New direction of the listener
#/
#//////////////////////////////////////////////////////////
proc listenerSetDirection*(orientation: TVector3f){.
cdecl, importc: "sfListener_setDirection", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Get the current orientation of the listener in the scene
#/
#/ \return The listener's direction
#/
#//////////////////////////////////////////////////////////
proc listenerGetDirection*(): TVector3f{.
cdecl, importc: "sfListener_getDirection", dynlib: Lib.}
type
TSoundRecorderStartCallback* = proc (a2: pointer): bool {.cdecl.}
#/< Type of the callback used when starting a capture
TSoundRecorderProcessCallback* = proc(a2: ptr int16; a3: cuint;
a4: pointer): bool {.cdecl.}
#/< Type of the callback used to process audio data
TSoundRecorderStopCallback* = proc (a2: pointer){.cdecl.}
#/< Type of the callback used when stopping a capture
#//////////////////////////////////////////////////////////
#/ \brief Construct a new sound recorder from callback functions
#/
#/ \param onStart Callback function which will be called when a new capture starts (can be NULL)
#/ \param onProcess Callback function which will be called each time there's audio data to process
#/ \param onStop Callback function which will be called when the current capture stops (can be NULL)
#/ \param userData Data to pass to the callback function (can be NULL)
#/
#/ \return A new sfSoundRecorder object (NULL if failed)
#/
#//////////////////////////////////////////////////////////
proc newSoundRecorder*(onStart: TSoundRecorderStartCallback;
onProcess: TSoundRecorderProcessCallback;
onStop: TSoundRecorderStopCallback;
userData: pointer = nil): PSoundRecorder{.
cdecl, importc: "sfSoundRecorder_create", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Destroy a sound recorder
#/
#/ \param soundRecorder Sound recorder to destroy
#/
#//////////////////////////////////////////////////////////
proc destroy*(soundRecorder: PSoundRecorder){.
cdecl, importc: "sfSoundRecorder_destroy", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Start the capture of a sound recorder
#/
#/ The \a sampleRate parameter defines the number of audio samples
#/ captured per second. The higher, the better the quality
#/ (for example, 44100 samples/sec is CD quality).
#/ This function uses its own thread so that it doesn't block
#/ the rest of the program while the capture runs.
#/ Please note that only one capture can happen at the same time.
#/
#/ \param soundRecorder Sound recorder object
#/ \param sampleRate Desired capture rate, in number of samples per second
#/
#//////////////////////////////////////////////////////////
proc start*(soundRecorder: PSoundRecorder; sampleRate: cuint){.
cdecl, importc: "sfSoundRecorder_start", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Stop the capture of a sound recorder
#/
#/ \param soundRecorder Sound recorder object
#/
#//////////////////////////////////////////////////////////
proc stop*(soundRecorder: PSoundRecorder){.
cdecl, importc: "sfSoundRecorder_stop", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Get the sample rate of a sound recorder
#/
#/ The sample rate defines the number of audio samples
#/ captured per second. The higher, the better the quality
#/ (for example, 44100 samples/sec is CD quality).
#/
#/ \param soundRecorder Sound recorder object
#/
#/ \return Sample rate, in samples per second
#/
#//////////////////////////////////////////////////////////
proc getSampleRate*(soundRecorder: PSoundRecorder): cuint{.
cdecl, importc: "sfSoundRecorder_getSampleRate", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Check if the system supports audio capture
#/
#/ This function should always be called before using
#/ the audio capture features. If it returns false, then
#/ any attempt to use sfSoundRecorder will fail.
#/
#/ \return sfTrue if audio capture is supported, sfFalse otherwise
#/
#//////////////////////////////////////////////////////////
proc soundRecorderIsAvailable*(): bool {.
cdecl, importc: "sfSoundRecorder_isAvailable", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Create a new sound buffer recorder
#/
#/ \return A new sfSoundBufferRecorder object (NULL if failed)
#/
#//////////////////////////////////////////////////////////
proc newSoundBufferRecorder*(): PSoundBufferRecorder{.
cdecl, importc: "sfSoundBufferRecorder_create", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Destroy a sound buffer recorder
#/
#/ \param soundBufferRecorder Sound buffer recorder to destroy
#/
#//////////////////////////////////////////////////////////
proc destroy*(soundBufferRecorder: PSoundBufferRecorder){.
cdecl, importc: "sfSoundBufferRecorder_destroy", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Start the capture of a sound recorder recorder
#/
#/ The \a sampleRate parameter defines the number of audio samples
#/ captured per second. The higher, the better the quality
#/ (for example, 44100 samples/sec is CD quality).
#/ This function uses its own thread so that it doesn't block
#/ the rest of the program while the capture runs.
#/ Please note that only one capture can happen at the same time.
#/
#/ \param soundBufferRecorder Sound buffer recorder object
#/ \param sampleRate Desired capture rate, in number of samples per second
#/
#//////////////////////////////////////////////////////////
proc start*(soundBufferRecorder: PSoundBufferRecorder; sampleRate: cuint){.
cdecl, importc: "sfSoundBufferRecorder_start", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Stop the capture of a sound recorder
#/
#/ \param soundBufferRecorder Sound buffer recorder object
#/
#//////////////////////////////////////////////////////////
proc stop*(soundBufferRecorder: PSoundBufferRecorder){.
cdecl, importc: "sfSoundBufferRecorder_stop", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Get the sample rate of a sound buffer recorder
#/
#/ The sample rate defines the number of audio samples
#/ captured per second. The higher, the better the quality
#/ (for example, 44100 samples/sec is CD quality).
#/
#/ \param soundBufferRecorder Sound buffer recorder object
#/
#/ \return Sample rate, in samples per second
#/
#//////////////////////////////////////////////////////////
proc getSampleRate*(soundBufferRecorder: PSoundBufferRecorder): cuint{.
cdecl, importc: "sfSoundBufferRecorder_getSampleRate", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Get the sound buffer containing the captured audio data
#/
#/ The sound buffer is valid only after the capture has ended.
#/ This function provides a read-only access to the internal
#/ sound buffer, but it can be copied if you need to
#/ make any modification to it.
#/
#/ \param soundBufferRecorder Sound buffer recorder object
#/
#/ \return Read-only access to the sound buffer
#/
#//////////////////////////////////////////////////////////
proc getBuffer*(soundBufferRecorder: PSoundBufferRecorder): PSoundBuffer{.
cdecl, importc: "sfSoundBufferRecorder_getBuffer", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief defines the data to fill by the OnGetData callback
#/
#//////////////////////////////////////////////////////////
type
PSoundStreamChunk* = ptr TSoundStreamChunk
TSoundStreamChunk*{.pure, final.} = object
samples*: ptr int16 #/< Pointer to the audio samples
sampleCount*: cuint #/< Number of samples pointed by Samples
TSoundStreamGetDataCallback* = proc (a2: PSoundStreamChunk;
a3: pointer): bool{.cdecl.}
#/< Type of the callback used to get a sound stream data
TSoundStreamSeekCallback* = proc (a2: TTime; a3: pointer){.cdecl.}
#/< Type of the callback used to seek in a sound stream
#//////////////////////////////////////////////////////////
#/ \brief Create a new sound stream
#/
#/ \param onGetData Function called when the stream needs more data (can't be NULL)
#/ \param onSeek Function called when the stream seeks (can't be NULL)
#/ \param channelCount Number of channels to use (1 = mono, 2 = stereo)
#/ \param sampleRate Sample rate of the sound (44100 = CD quality)
#/ \param userData Data to pass to the callback functions
#/
#/ \return A new sfSoundStream object
#/
#//////////////////////////////////////////////////////////
proc create*(onGetData: TSoundStreamGetDataCallback; onSeek: TSoundStreamSeekCallback;
channelCount: cuint; sampleRate: cuint; userData: pointer): PSoundStream{.
cdecl, importc: "sfSoundStream_create", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Destroy a sound stream
#/
#/ \param soundStream Sound stream to destroy
#/
#//////////////////////////////////////////////////////////
proc destroy*(soundStream: PSoundStream){.
cdecl, importc: "sfSoundStream_destroy", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Start or resume playing a sound stream
#/
#/ This function starts the stream if it was stopped, resumes
#/ it if it was paused, and restarts it from beginning if it
#/ was it already playing.
#/ This function uses its own thread so that it doesn't block
#/ the rest of the program while the music is played.
#/
#/ \param soundStream Sound stream object
#/
#//////////////////////////////////////////////////////////
proc play*(soundStream: PSoundStream){.
cdecl, importc: "sfSoundStream_play", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Pause a sound stream
#/
#/ This function pauses the stream if it was playing,
#/ otherwise (stream already paused or stopped) it has no effect.
#/
#/ \param soundStream Sound stream object
#/
#//////////////////////////////////////////////////////////
proc pause*(soundStream: PSoundStream){.
cdecl, importc: "sfSoundStream_pause", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Stop playing a sound stream
#/
#/ This function stops the stream if it was playing or paused,
#/ and does nothing if it was already stopped.
#/ It also resets the playing position (unlike sfSoundStream_pause).
#/
#/ \param soundStream Sound stream object
#/
#//////////////////////////////////////////////////////////
proc stop*(soundStream: PSoundStream){.
cdecl, importc: "sfSoundStream_stop", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Get the current status of a sound stream (stopped, paused, playing)
#/
#/ \param soundStream Sound stream object
#/
#/ \return Current status
#/
#//////////////////////////////////////////////////////////
proc getStatus*(soundStream: PSoundStream): TSoundStatus{.
cdecl, importc: "sfSoundStream_getStatus", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Return the number of channels of a sound stream
#/
#/ 1 channel means a mono sound, 2 means stereo, etc.
#/
#/ \param soundStream Sound stream object
#/
#/ \return Number of channels
#/
#//////////////////////////////////////////////////////////
proc getChannelCount*(soundStream: PSoundStream): cuint{.
cdecl, importc: "sfSoundStream_getChannelCount", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Get the sample rate of a sound stream
#/
#/ The sample rate is the number of audio samples played per
#/ second. The higher, the better the quality.
#/
#/ \param soundStream Sound stream object
#/
#/ \return Sample rate, in number of samples per second
#/
#//////////////////////////////////////////////////////////
proc getSampleRate*(soundStream: PSoundStream): cuint{.
cdecl, importc: "sfSoundStream_getSampleRate", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Set the pitch of a sound stream
#/
#/ The pitch represents the perceived fundamental frequency
#/ of a sound; thus you can make a stream more acute or grave
#/ by changing its pitch. A side effect of changing the pitch
#/ is to modify the playing speed of the stream as well.
#/ The default value for the pitch is 1.
#/
#/ \param soundStream Sound stream object
#/ \param pitch New pitch to apply to the stream
#/
#//////////////////////////////////////////////////////////
proc setPitch*(soundStream: PSoundStream; pitch: cfloat){.
cdecl, importc: "sfSoundStream_setPitch", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Set the volume of a sound stream
#/
#/ The volume is a value between 0 (mute) and 100 (full volume).
#/ The default value for the volume is 100.
#/
#/ \param soundStream Sound stream object
#/ \param volume Volume of the stream
#/
#//////////////////////////////////////////////////////////
proc setVolume*(soundStream: PSoundStream; volume: cfloat){.
cdecl, importc: "sfSoundStream_setVolume", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Set the 3D position of a sound stream in the audio scene
#/
#/ Only streams with one channel (mono streams) can be
#/ spatialized.
#/ The default position of a stream is (0, 0, 0).
#/
#/ \param soundStream Sound stream object
#/ \param position Position of the stream in the scene
#/
#//////////////////////////////////////////////////////////
proc setPosition*(soundStream: PSoundStream; position: TVector3f){.
cdecl, importc: "sfSoundStream_setPosition", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Make a sound stream's position relative to the listener or absolute
#/
#/ Making a stream relative to the listener will ensure that it will always
#/ be played the same way regardless the position of the listener.
#/ This can be useful for non-spatialized streams, streams that are
#/ produced by the listener, or streams attached to it.
#/ The default value is false (position is absolute).
#/
#/ \param soundStream Sound stream object
#/ \param relative sfTrue to set the position relative, sfFalse to set it absolute
#/
#//////////////////////////////////////////////////////////
proc setRelativeToListener*(soundStream: PSoundStream; relative: bool){.
cdecl, importc: "sfSoundStream_setRelativeToListener", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Set the minimum distance of a sound stream
#/
#/ The "minimum distance" of a stream is the maximum
#/ distance at which it is heard at its maximum volume. Further
#/ than the minimum distance, it will start to fade out according
#/ to its attenuation factor. A value of 0 ("inside the head
#/ of the listener") is an invalid value and is forbidden.
#/ The default value of the minimum distance is 1.
#/
#/ \param soundStream Sound stream object
#/ \param distance New minimum distance of the stream
#/
#//////////////////////////////////////////////////////////
proc setMinDistance*(soundStream: PSoundStream; distance: cfloat){.
cdecl, importc: "sfSoundStream_setMinDistance", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Set the attenuation factor of a sound stream
#/
#/ The attenuation is a multiplicative factor which makes
#/ the stream more or less loud according to its distance
#/ from the listener. An attenuation of 0 will produce a
#/ non-attenuated stream, i.e. its volume will always be the same
#/ whether it is heard from near or from far. On the other hand,
#/ an attenuation value such as 100 will make the stream fade out
#/ very quickly as it gets further from the listener.
#/ The default value of the attenuation is 1.
#/
#/ \param soundStream Sound stream object
#/ \param attenuation New attenuation factor of the stream
#/
#//////////////////////////////////////////////////////////
proc setAttenuation*(soundStream: PSoundStream; attenuation: cfloat){.
cdecl, importc: "sfSoundStream_setAttenuation", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Change the current playing position of a sound stream
#/
#/ The playing position can be changed when the stream is
#/ either paused or playing.
#/
#/ \param soundStream Sound stream object
#/ \param timeOffset New playing position
#/
#//////////////////////////////////////////////////////////
proc setPlayingOffset*(soundStream: PSoundStream; timeOffset: TTime){.
cdecl, importc: "sfSoundStream_setPlayingOffset", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Set whether or not a sound stream should loop after reaching the end
#/
#/ If set, the stream will restart from beginning after
#/ reaching the end and so on, until it is stopped or
#/ sfSoundStream_setLoop(stream, sfFalse) is called.
#/ The default looping state for sound streams is false.
#/
#/ \param soundStream Sound stream object
#/ \param loop sfTrue to play in loop, sfFalse to play once
#/
#//////////////////////////////////////////////////////////
proc setLoop*(soundStream: PSoundStream; loop: bool){.
cdecl, importc: "sfSoundStream_setLoop", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Get the pitch of a sound stream
#/
#/ \param soundStream Sound stream object
#/
#/ \return Pitch of the stream
#/
#//////////////////////////////////////////////////////////
proc getPitch*(soundStream: PSoundStream): cfloat{.
cdecl, importc: "sfSoundStream_getPitch", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Get the volume of a sound stream
#/
#/ \param soundStream Sound stream object
#/
#/ \return Volume of the stream, in the range [0, 100]
#/
#//////////////////////////////////////////////////////////
proc getVolume*(soundStream: PSoundStream): cfloat{.
cdecl, importc: "sfSoundStream_getVolume", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Get the 3D position of a sound stream in the audio scene
#/
#/ \param soundStream Sound stream object
#/
#/ \return Position of the stream in the world
#/
#//////////////////////////////////////////////////////////
proc getPosition*(soundStream: PSoundStream): TVector3f{.
cdecl, importc: "sfSoundStream_getPosition", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Tell whether a sound stream's position is relative to the
#/ listener or is absolute
#/
#/ \param soundStream Sound stream object
#/
#/ \return sfTrue if the position is relative, sfFalse if it's absolute
#/
#//////////////////////////////////////////////////////////
proc isRelativeToListener*(soundStream: PSoundStream): bool{.
cdecl, importc: "sfSoundStream_isRelativeToListener", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Get the minimum distance of a sound stream
#/
#/ \param soundStream Sound stream object
#/
#/ \return Minimum distance of the stream
#/
#//////////////////////////////////////////////////////////
proc getMinDistance*(soundStream: PSoundStream): cfloat{.
cdecl, importc: "sfSoundStream_getMinDistance", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Get the attenuation factor of a sound stream
#/
#/ \param soundStream Sound stream object
#/
#/ \return Attenuation factor of the stream
#/
#//////////////////////////////////////////////////////////
proc getAttenuation*(soundStream: PSoundStream): cfloat{.
cdecl, importc: "sfSoundStream_getAttenuation", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Tell whether or not a sound stream is in loop mode
#/
#/ \param soundStream Sound stream object
#/
#/ \return sfTrue if the music is looping, sfFalse otherwise
#/
#//////////////////////////////////////////////////////////
proc getLoop*(soundStream: PSoundStream): bool{.
cdecl, importc: "sfSoundStream_getLoop", dynlib: Lib.}
#//////////////////////////////////////////////////////////
#/ \brief Get the current playing position of a sound stream
#/
#/ \param soundStream Sound stream object
#/
#/ \return Current playing position
#/
#//////////////////////////////////////////////////////////
proc getPlayingOffset*(soundStream: PSoundStream): TTime{.
cdecl, importc: "sfSoundStream_getPlayingOffset", dynlib: Lib.}

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import sfml
{.deadCodeElim: on.}
let
Black*: TColor = color(0, 0, 0)
White*: TColor = color(255, 255, 255)
Red*: TColor = color(255, 0, 0)
Green*: TColor = color(0, 255, 0)
Blue*: TColor = color(0, 0, 255)
Yellow*: TColor = color(255, 255, 0)
Magenta*: TColor = color(255, 0, 255)
Cyan*: TColor = color(0, 255, 255)
Transparent*: TColor = color(0, 0, 0, 0)
Gray* = color(84, 84, 84)
RoyalBlue* = color(65, 105, 225)
##todo: define more colors lul

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@@ -0,0 +1,2 @@
import sfml, math, strutils
{.deadCodeElim: on.}

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@@ -0,0 +1,228 @@
import enet, strutils,
sfml, sfml_colors, sg_gui, input_helpers,
math_helpers, sg_packets, estreams, tables,
json, sg_assets, client_helpers
if enetInit() != 0:
quit "Could not initialize ENet"
type
TClientSettings = object
resolution*: TVideoMode
offlineFile: string
dirserver: tuple[host: string, port: int16]
website*: string
var
clientSettings: TClientSettings
event: enet.TEvent
bConnected = false
runServer = true
gui = newGuiContainer()
zonelist = newGuiContainer()
kc = newKeyClient(setActive = true)
clock = newClock()
chatBox: PMessageArea
chatInput: PTextEntry
loginBtn, playBtn: PButton
fpsText = newText("", guiFont, 18)
connectionButtons: seq[PButton]
connectButton: PButton
u_alias, u_passwd: PTextEntry
dirServer: PServer
zone: PServer
showZoneList = false
myCreds = newScLogin(0, "", "") ##my session token
proc handleChat(server: PServer; buf: PBuffer) =
let msg = readScChat(buf)
chatBox.add msg
proc handlePlayerLogin(server: PServer; buf: PBuffer) =
let login = readScLogin(buf)
myCreds = login
echo("I am ", $myCreds)
kc.registerHandler MouseLeft, down, proc() =
gui.click(input_helpers.getMousePos())
block:
var pos = vec2f(15, 550)
chatBox = gui.newMessageArea(pos)
pos.y += 20
chatInput = gui.newTextEntry("...", pos, proc() =
sendPubChat dirServer, chatInput.getText()
chatInput.clearText())
gui.setActive(chatInput)
proc dispMessage(args: varargs[string, `$`]) =
var s = ""
for it in items(args):
s.add it
chatbox.add(s)
proc dispMessage(text: string) {.inline.} =
chatbox.add(text)
proc dispError(text: string) {.inline.} =
chatBox.add(newScChat(kind = CError, text = text))
proc updateButtons() =
let conn = dirServer.connected
for b in connectionButtons: setEnabled(b, conn)
if conn:
connectButton.setString "Disconnect"
else:
connectButton.setString "Connect"
proc poll(serv: PServer; timeout: cuint = 30) =
if serv.isNil or serv.host.isNil: return
if serv.connected:
while serv.host.hostService(event, timeout) > 0:
case event.kind
of EvtReceive:
var buf = newBuffer(event.packet)
serv.handlePackets(buf)
event.packet.destroy()
of EvtDisconnect:
dispMessage "Disconnected"
serv.connected = false
event.peer.data = nil
updateButtons()
of EvtNone: discard
else:
echo repr(event)
else:
if serv.host.hostService(event, timeout) > 0 and event.kind == EvtConnect:
dispMessage "Connected"
serv.connected = true
if serv.peer != event.peer:
serv.peer = event.peer
event.peer.data = serv
updateButtons()
proc tryLogin*(b: PButton) =
var login = newCsLogin(
alias = u_alias.getText(),
passwd = u_passwd.getText())
dirServer.send HLogin, login
proc tryTransition*(b: PButton) =
#zone.writePkt HZoneJoinReq, myCreds
proc tryConnect*(b: PButton) =
if not dirServer.connected:
var error: string
if not dirServer.connect(
clientSettings.dirServer.host,
clientSettings.dirServer.port,
error):
dispError(error)
else:
dirServer.peer.disconnect(1)
proc playOffline*(b: PButton) =
var errors: seq[string] = @[]
if loadSettingsFromFile(clientSettings.offlineFile, errors):
transition()
else:
dispMessage "Errors reading the file (", clientSettings.offlineFile, "):"
for e in errors: dispError(e)
proc getClientSettings*(): TClientSettings =
result = clientSettings
proc lobbyInit*() =
var s = json.parseFile("./client_settings.json")
clientSettings.offlineFile = "data/"
clientSettings.offlineFile.add s["default-file"].str
let dirserv = s["directory-server"]
clientSettings.dirserver.host = dirserv["host"].str
clientSettings.dirserver.port = dirserv["port"].num.int16
clientSettings.resolution.width = s["resolution"][0].num.cint
clientSettings.resolution.height= s["resolution"][1].num.cint
clientSettings.resolution.bitsPerPixel = s["resolution"][2].num.cint
clientSettings.website = s["website"].str
zonelist.setPosition(vec2f(200.0, 100.0))
connectionButtons = @[]
var pos = vec2f(10, 10)
u_alias = gui.newTextEntry(
if s.existsKey("alias"): s["alias"].str else: "alias",
pos)
pos.y += 20
u_passwd = gui.newTextEntry("buzz", pos)
pos.y += 20
connectionButtons.add(gui.newButton(
text = "Login",
position = pos,
onClick = tryLogin,
startEnabled = false))
pos.y += 20
fpsText.setPosition pos
pos.y += 20
connectButton = gui.newButton(
text = "Connect",
position = pos,
onClick = tryConnect)
pos.y += 20
gui.newButton("Test Files", position = pos, onClick = proc(b: PButton) =
var req = newCsZoneJoinReq(myCreds)
dirServer.send HZoneJoinReq, req)
pos.y += 20
connectionButtons.add(gui.newButton(
text = "Test Chat",
position = pos,
onClick = (proc(b: PButton) =
var pkt = newCsChat(text = "ohai")
dirServer.send HChat, pkt),
startEnabled = false))
pos.y += 20
downloadProgress.setPosition(pos)
downloadProgress.bg.setFillColor(color(34, 139, 34))
downloadProgress.bg.setSize(vec2f(0, 0))
gui.add(downloadProgress)
playBtn = gui.newButton(
text = "Play",
position = vec2f(680.0, 8.0),
onClick = tryTransition,
startEnabled = false)
gui.newButton(
text = "Play Offline",
position = vec2f(680.0, 28.0),
onClick = playOffline)
discard """gui.newButton(text = "Scrollback + 1", position = vec2f(185, 10), onClick = proc(b: PButton) =
messageArea.scrollBack += 1
update(messageArea))
gui.newButton(text = "Scrollback - 1", position = vec2f(185+160, 10), onClick = proc(b: PButton) =
messageArea.scrollBack -= 1
update(messageArea))
gui.newButton(text = "Flood msg area", position = vec2f(185, 30), onClick = proc(b: PButton) =
for i in 0.. <30:
dispMessage($i))"""
dirServer = newServer()
dirServer.addHandler HChat, handleChat
dirServer.addHandler HLogin, handlePlayerLogin
dirServer.addHandler HFileTransfer, client_helpers.handleFilePartRecv
dirServer.addHandler HChallengeResult, client_helpers.handleFileChallengeResult
dirServer.addHandler HFileChallenge, client_helpers.handleFileChallenge
proc lobbyReady*() =
kc.setActive()
gui.setActive(u_alias)
var i = 0
proc lobbyUpdate*(dt: float) =
dirServer.poll()
#let res = disp.poll()
gui.update(dt)
i = (i + 1) mod 60
if i == 0:
fpsText.setString("FPS: "& ff(1.0/dt))
proc lobbyDraw*(window: PRenderWindow) =
window.clear(Black)
window.draw chatBox
window.draw gui
window.draw fpsText
if showZonelist: window.draw zonelist
window.display()

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import enet, strutils, idgen, tables, math_helpers,
estreams, sg_packets, server_utils, sg_assets, client_helpers
when appType == "gui":
import sfml, sfml_colors, sg_gui,
input_helpers, sfml_stuff
else:
import times
type
TCallback = proc(client: PClient; buffer: PBuffer)
var
server: PHost
dirServer: PServer
standAloneMode = true
event: enet.TEvent
clientID = newIDGen[int32]()
clients = initTable[int32, PClient](64)
handlers = initTable[char, TCallback](32)
when appType == "gui":
var
gui = newGuiContainer()
chatBox = gui.newMessageArea(vec2f(15, 550))
window = newRenderWindow(videoMode(800, 600, 32), "Sup yo", sfDefaultSTyle)
mousepos = newText("", guiFont, 16)
fpsText = mousePos.copy()
inputClient = newKeyClient(setActive = true)
chatBox.sizeVisible = 30
mousePos.setColor(Green)
fpsText.setposition(vec2f(0, 20))
inputClient.registerHandler MouseLeft, down, proc() =
gui.click(input_helpers.getMousePos())
inputClient.registerHandler MouseMiddle, down, proc() =
let pos = input_helpers.getMousePos()
mousePos.setString("($1,$2)".format(ff(pos.x), ff(pos.y)))
mousePos.setPosition(pos)
proc dispMessage(args: varargs[string, `$`]) =
var s = ""
for it in items(args):
s.add it
chatbox.add(s)
proc dispError(args: varargs[string, `$`]) =
var s = ""
for it in items(args): s.add(it)
chatBox.add(newScChat(kind = CError, text = s))
else:
proc dispMessage(args: varargs[string, `$`]) =
var m = ""
for it in items(args): m.add(it)
echo "<msg> ", m
proc dispError(args: varargs[string, `$`]) =
var m = ""
for it in items(args): m.add(it)
echo "**", m
var pubChatQueue = newBuffer(1024)
proc queuePub(sender: PClient, msg: CsChat) =
var chat = newScChat(kind = CPub, fromPlayer = sender.alias, text = msg.text)
pubChatQueue.write(HChat)
pubChatQueue.pack(chat)
proc flushPubChat() =
if pubChatQueue.isDirty:
let packet = pubChatQueue.toPacket(FlagReliable)
for id, client in pairs(clients):
discard client.peer.send(0.cuchar, packet)
pubChatQueue.flush()
handlers[HChat] = proc(client: PClient; buffer: PBuffer) =
var chat = readCsChat(buffer)
if not client.auth:
client.sendError("You are not logged in.")
return
#if chat.target != "": ##private
# if alias2client.hasKey(chat.target):
# alias2client[chat.target].forwardPrivate(client, chat.text)
#else:
dispmessage("<", client.alias, "> ", chat.text)
queuePub(client, chat)
handlers[HLogin] = proc(client: PClient; buffer: PBuffer) =
var info = readCsLogin(buffer)
if client.auth:
client.sendError "You are already logged in."
return
client.alias = info.alias
client.auth = true
var resp = newScLogin(client.id, client.alias, "sessionkeylulz")
client.send HLogin, resp
client.sendMessage "welcome"
dispMessage("Client logged in: ", client)
handlers[HFileTransfer] = server_utils.handleFilePartAck
handlers[HFileChallenge] = server_utils.handleFileChallengeResp
handlers[HZoneJoinReq] = proc(client: PClient; buffer: PBuffer) =
var info = readCsZoneJoinReq(buffer)
dispmessage "Got zone join request"
client.startVerifyingFiles()
when isMainModule:
import parseopt, matchers, os, json
if enetInit() != 0:
quit "Could not initialize ENet"
var address: enet.TAddress
block:
var zoneCfgFile = "./server_settings.json"
for kind, key, val in getOpt():
case kind
of cmdShortOption, cmdLongOption:
case key
of "f", "file":
if existsFile(val):
zoneCfgFile = val
else:
echo("File does not exist: ", val)
else:
echo("Unknown option: ", key," ", val)
else:
echo("Unknown option: ", key, " ", val)
var jsonSettings = parseFile(zoneCfgFile)
let
port = uint16(jsonSettings["port"].num)
zoneFile = jsonSettings["settings"].str
dirServerInfo = jsonSettings["dirserver"]
address.host = EnetHostAny
address.port = port
var path = getAppDir()/../"data"/zoneFile
if not existsFile(path):
echo("Zone settings file does not exist: ../data/", zoneFile)
echo(path)
quit(1)
discard """block:
var
TestFile: FileChallengePair
contents = repeatStr(2, "abcdefghijklmnopqrstuvwxyz")
testFile.challenge = newScFileChallenge("foobar.test", FZoneCfg, contents.len.int32)
testFile.file = checksumStr(contents)
myAssets.add testFile"""
setCurrentDir getAppDir().parentDir()
let zonesettings = readFile(path)
var
errors: seq[string] = @[]
if not loadSettings(zoneSettings, errors):
echo("You have errors in your zone settings:")
for e in errors: echo("**", e)
quit(1)
errors.setLen 0
var pair: FileChallengePair
pair.challenge.file = zoneFile
pair.challenge.assetType = FZoneCfg
pair.challenge.fullLen = zoneSettings.len.int32
pair.file = checksumStr(zoneSettings)
myAssets.add pair
allAssets:
if not load(asset):
echo "Invalid or missing file ", file
else:
var pair: FileChallengePair
pair.challenge.file = file
pair.challenge.assetType = assetType
pair.challenge.fullLen = getFileSize(
expandPath(assetType, file)).int32
pair.file = asset.contents
myAssets.add pair
echo "Zone has ", myAssets.len, " associated assets"
dirServer = newServer()
dirServer.addHandler HDsMsg, proc(serv: PServer; buffer: PBuffer) =
var m = readDsMsg(buffer)
dispMessage("<DirServer> ", m.msg)
dirServer.addHandler HZoneLogin, proc(serv: PServer; buffer: PBuffer) =
let loggedIn = readDsZoneLogin(buffer).status
if loggedIn:
#dirServerConnected = true
if dirServerInfo.kind == JArray:
var error: string
if not dirServer.connect(dirServerInfo[0].str, dirServerInfo[1].num.int16, error):
dispError("<DirServer> "&error)
server = enet.createHost(address, 32, 2, 0, 0)
if server == nil:
quit "Could not create the server!"
dispMessage("Listening on port ", address.port)
var
serverRunning = true
when appType == "gui":
var frameRate = newClock()
var pubChatDelay = newClock()
else:
var frameRate = epochTime()
var pubChatDelay = frameRate
while serverRunning:
when appType == "gui":
let dt = frameRate.restart.asMilliseconds().float / 1000.0
for event in window.filterEvents():
case event.kind
of sfml.EvtClosed:
window.close()
serverRunning = false
else:
discard
else:
let dt = epochTime() - frameRate ##is this right? probably not
frameRate = epochTime()
while server.hostService(event, 10) > 0:
case event.kind
of EvtConnect:
var client = newClient()
clients[client.id] = client
event.peer.data = addr client.id
client.peer = event.peer
dispMessage("New client connected ", client)
var
msg = "hello"
resp = createPacket(cstring(msg), msg.len + 1, FlagReliable)
if event.peer.send(0.cuchar, resp) < 0:
echo "FAILED"
else:
echo "Replied"
of EvtReceive:
let client = clients[cast[ptr int32](event.peer.data)[]]
var buf = newBuffer(event.packet)
let k = buf.readChar()
if handlers.hasKey(k):
handlers[k](client, buf)
else:
dispError("Unknown packet from ", client)
destroy(event.packet)
of EvtDisconnect:
var
id = cast[ptr int32](event.peer.data)[]
client = clients[id]
if client.isNil:
disperror("CLIENT IS NIL!")
dispmessage(event.peer.data.isNil)
else:
dispMessage(clients[id], " disconnected")
GCUnref(clients[id])
clients.del id
event.peer.data = nil
else:
discard
when appType == "gui":
fpsText.setString(ff(1.0/dt))
if pubChatDelay.getElapsedTime.asSeconds > 0.25:
pubChatDelay.restart()
flushPubChat()
else:
pubChatDelay -= dt
if frameRate - pubChatDelay > 0.25:
flushPubChat()
when appType == "gui":
window.clear(Black)
window.draw(GUI)
window.draw chatbox
window.draw mousePos
window.draw fpstext
window.display()
server.destroy()
enetDeinit()

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import nake
nakeimports
const
ServerDefines = "-d:NoSFML --forceBuild"
task "server", "build the server":
if shell("nimrod", ServerDefines, "-r", "compile", "enet_server") != 0:
quit "Failed to build"
task "gui", "build the server GUI mode":
if shell("nimrod", "--app:gui", ServerDefines, "-r", "compile", "enet_server") != 0:
quit "Failed to build"

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@@ -0,0 +1,9 @@
path = ".."
path = "../dependencies/sfml"
path = "../dependencies/enet"
path = "../dependencies/nake"
path = "../dependencies/genpacket"
path = "../lib"
define = "noChipmunk"
define = "noSFML"

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{
"name": "Alpha Zone",
"desc": "Beta Testing",
"host": "localhost",
"port": 8024,
"settings": "alphazone.json",
"dirserver":["localhost",2049,"alphazone","skittles"]
}

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import enet, sg_packets, estreams, md5, zlib_helpers, client_helpers, strutils,
idgen, sg_assets, tables, os
type
PClient* = ref object
id*: int32
auth*: bool
alias*: string
peer*: PPeer
FileChallengePair* = tuple[challenge: ScFileChallenge; file: TChecksumFile]
PFileChallengeSequence* = ref TFileChallengeSequence
TFileChallengeSequence = object
index: int #which file is active
transfer: ScFileTransfer
file: ptr FileChallengePair
var
clientID = newIdGen[int32]()
myAssets*: seq[FileChallengePair] = @[]
fileChallenges = initTable[int32, PFileChallengeSequence](32)
const FileChunkSize = 256
proc free(client: PClient) =
if client.id != 0:
fileChallenges.del client.id
clientID.del client.id
proc newClient*(): PClient =
new(result, free)
result.id = clientID.next()
result.alias = "billy"
proc `$`*(client: PClient): string =
result = "$1:$2".format(client.id, client.alias)
proc send*[T](client: PClient; pktType: char; pkt: var T) =
var buf = newBuffer(128)
buf.write pktType
buf.pack pkt
discard client.peer.send(0.cuchar, buf, flagReliable)
proc sendMessage*(client: PClient; txt: string) =
var m = newScChat(CSystem, text = txt)
client.send HChat, m
proc sendError*(client: PClient; error: string) =
var m = newScChat(CError, text = error)
client.send HChat, m
proc next*(challenge: PFileChallengeSequence, client: PClient)
proc sendChunk*(challenge: PFileChallengeSequence, client: PClient)
proc startVerifyingFiles*(client: PClient) =
var fcs: PFileChallengeSequence
new(fcs)
fcs.index = -1
fileChallenges[client.id] = fcs
next(fcs, client)
proc next*(challenge: PFileChallengeSequence, client: PClient) =
inc(challenge.index)
if challenge.index >= myAssets.len:
client.sendMessage "You are cleared to enter"
fileChallenges.del client.id
return
else:
echo myAssets.len, "assets"
challenge.file = addr myAssets[challenge.index]
client.send HFileChallenge, challenge.file.challenge # :rolleyes:
echo "sent challenge"
proc sendChunk*(challenge: PFileChallengeSequence, client: PClient) =
let size = min(FileChunkSize, challenge.transfer.fileSize - challenge.transfer.pos)
challenge.transfer.data.setLen size
copyMem(
addr challenge.transfer.data[0],
addr challenge.file.file.compressed[challenge.transfer.pos],
size)
client.send HFileTransfer, challenge.transfer
echo "chunk sent"
proc startSend*(challenge: PFileChallengeSequence, client: PClient) =
challenge.transfer.fileSize = challenge.file.file.compressed.len().int32
challenge.transfer.pos = 0
challenge.transfer.data = ""
challenge.transfer.data.setLen FileChunkSize
challenge.sendChunk(client)
echo "starting xfer"
## HFileTransfer
proc handleFilePartAck*(client: PClient; buffer: PBuffer) =
echo "got filepartack"
var
ftrans = readCsFilepartAck(buffer)
fcSeq = fileChallenges[client.id]
fcSeq.transfer.pos = ftrans.lastPos
fcSeq.sendChunk client
## HFileCHallenge
proc handleFileChallengeResp*(client: PClient; buffer: PBuffer) =
echo "got file challenge resp"
var
fcResp = readCsFileChallenge(buffer)
fcSeq = fileChallenges[client.id]
let index = $(fcSeq.index + 1) / $(myAssets.len)
if fcResp.needFile:
client.sendMessage "Sending file... "&index
fcSeq.startSend(client)
else:
var resp = newScChallengeResult(false)
if fcResp.checksum == fcSeq.file.file.sum: ##client is good
client.sendMessage "Checksum is good. "&index
resp.status = true
client.send HChallengeResult, resp
fcSeq.next(client)
else:
client.sendMessage "Checksum is bad, sending file... "&index
client.send HChallengeResult, resp
fcSeq.startSend(client)

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import
os, math, strutils, gl, tables,
sfml, sfml_audio, sfml_colors, chipmunk, math_helpers,
input_helpers, animations, game_objects, sfml_stuff, map_filter,
sg_gui, sg_assets, sound_buffer, enet_client
when defined(profiler):
import nimprof
{.deadCodeElim: on.}
type
PPlayer* = ref TPlayer
TPlayer* = object
id: uint16
vehicle: PVehicle
spectator: bool
alias: string
nameTag: PText
items: seq[PItem]
PVehicle* = ref TVehicle
TVehicle* = object
body*: chipmunk.PBody
shape*: chipmunk.PShape
record*: PVehicleRecord
sprite*: PSprite
spriteRect*: TIntRect
occupant: PPlayer
when false:
position*: TVector2f
velocity*: TVector2f
angle*: float
PItem* = ref object
record: PItemRecord
cooldown: float
PLiveBullet* = ref TLiveBullet ##represents a live bullet in the arena
TLiveBullet* = object
lifetime*: float
dead: bool
anim*: PAnimation
record*: PBulletRecord
fromPlayer*: PPlayer
trailDelay*: float
body: chipmunk.PBody
shape: chipmunk.PShape
import vehicles
const
LGrabbable* = (1 shl 0).TLayers
LBorders* = (1 shl 1).TLayers
LPlayer* = ((1 shl 2) and LBorders.int).TLayers
LEnemy* = ((1 shl 4) and LBorders.int).TLayers
LEnemyFire* = (LPlayer).TLayers
LPlayerFire* = (LEnemy).TLayers
CTBullet = 1.TCollisionType
CTVehicle= 2.TCollisionType
##temporary constants
W_LIMIT = 2.3
V_LIMIT = 35
MaxLocalBots = 3
var
localPlayer: PPlayer
localBots: seq[PPlayer] = @[]
activeVehicle: PVehicle
myVehicles: seq[PVehicle] = @[]
objects: seq[PGameObject] = @[]
liveBullets: seq[PLiveBullet] = @[]
explosions: seq[PAnimation] = @[]
gameRunning = true
frameRate = newClock()
showStars = off
levelArea: TIntRect
videoMode: TVideoMode
window: PRenderWindow
worldView: PView
guiView: PView
space = newSpace()
ingameClient = newKeyClient("ingame")
specInputClient = newKeyClient("spec")
specGui = newGuiContainer()
stars: seq[PSpriteSheet] = @[]
playBtn: PButton
shipSelect = newGuiContainer()
delObjects: seq[int] = @[]
showShipSelect = false
myPosition: array[0..1, TVector3f] ##for audio positioning
let
nameTagOffset = vec2f(0.0, 1.0)
when defined(escapeMenuTest):
import browsers
var
escMenu = newGuiContainer(vec2f(100, 100))
escMenuOpen = false
pos = vec2f(0, 0)
escMenu.newButton("Some Website", pos, proc(b: PButton) =
openDefaultBrowser(getClientSettings().website))
pos.y += 20.0
escMenu.newButton("Back to Lobby", pos, proc(b: PButton) =
echo "herro")
proc toggleEscape() =
escMenuOpen = not escMenuOpen
ingameClient.registerHandler(KeyEscape, down, toggleEscape)
specInputClient.registerHandler(KeyEscape, down, toggleEscape)
when defined(foo):
var mouseSprite: sfml.PCircleShape
when defined(recordMode):
var
snapshots: seq[PImage] = @[]
isRecording = false
proc startRecording() =
if snapshots.len > 100: return
echo "Started recording"
isRecording = true
proc stopRecording() =
if isRecording:
echo "Stopped recording. ", snapshots.len, " images."
isRecording = false
proc zeroPad*(s: string; minLen: int): string =
if s.len < minLen:
result = repeatChar(minLen - s.len, '0')
result.add s
else:
result = s
var
recordButton = newButton(
nil, text = "Record", position = vec2f(680, 50),
onClick = proc(b: PButton) = startRecording())
proc newNameTag*(text: string): PText =
result = newText()
result.setFont(guiFont)
result.setCharacterSize(14)
result.setColor(Red)
result.setString(text)
var debugText = newNameTag("Loading...")
debugText.setPosition(vec2f(0.0, 600.0 - 50.0))
when defined(showFPS):
var fpsText = newNameTag("0")
#fpsText.setCharacterSize(16)
fpsText.setPosition(vec2f(300.0, (800 - 50).float))
proc mouseToSpace*(): TVector =
result = window.convertCoords(vec2i(getMousePos()), worldView).sfml2cp()
proc explode*(b: PLiveBullet)
## TCollisionBeginFunc
proc collisionBulletPlayer(arb: PArbiter; space: PSpace;
data: pointer): Bool{.cdecl.} =
var
bullet = cast[PLiveBullet](arb.a.data)
target = cast[PVehicle](arb.b.data)
if target.occupant.isNil or target.occupant == bullet.fromPlayer: return
bullet.explode()
proc angularDampingSim(body: PBody, gravity: TVector, damping, dt: CpFloat){.cdecl.} =
body.w -= (body.w * 0.98 * dt)
body.updateVelocity(gravity, damping, dt)
proc initLevel() =
loadAllAssets()
if not space.isNil: space.destroy()
space = newSpace()
space.addCollisionHandler CTBullet, CTVehicle, collisionBulletPlayer,
nil, nil, nil, nil
let levelSettings = getLevelSettings()
levelArea.width = levelSettings.size.x
levelArea.height= levelSettings.size.y
let borderSeq = @[
vector(0, 0), vector(levelArea.width.float, 0.0),
vector(levelArea.width.float, levelArea.height.float), vector(0.0, levelArea.height.float)]
for i in 0..3:
var seg = space.addShape(
newSegmentShape(
space.staticBody,
borderSeq[i],
borderSeq[(i + 1) mod 4],
8.0))
seg.setElasticity 0.96
seg.setLayers(LBorders)
if levelSettings.starfield.len > 0:
showStars = true
for sprite in levelSettings.starfield:
sprite.tex.setRepeated(true)
sprite.sprite.setTextureRect(levelArea)
sprite.sprite.setOrigin(vec2f(0, 0))
stars.add(sprite)
var pos = vec2f(0.0, 0.0)
for veh in playableVehicles():
shipSelect.newButton(
veh.name,
position = pos,
onClick = proc(b: PButton) =
echo "-__-")
pos.y += 18.0
proc newItem*(record: PItemRecord): PItem =
new(result)
result.record = record
proc newItem*(name: string): PItem {.inline.} =
return newItem(fetchItm(name))
proc canUse*(itm: PItem): bool =
if itm.cooldown > 0.0: return
return true
proc update*(itm: PItem; dt: float) =
if itm.cooldown > 0:
itm.cooldown -= dt
proc free(obj: PLiveBullet) =
obj.shape.free
obj.body.free
obj.record = nil
template newExplosion(obj, animation): stmt =
explosions.add(newAnimation(animation, AnimOnce, obj.body.getPos.cp2sfml, obj.body.getAngle))
template newExplosion(obj, animation, angle): stmt =
explosions.add(newAnimation(animation, AnimOnce, obj.body.getPos.cp2sfml, angle))
proc explode*(b: PLiveBullet) =
if b.dead: return
b.dead = true
space.removeShape b.shape
space.removeBody b.body
if not b.record.explosion.anim.isNil:
newExplosion(b, b.record.explosion.anim)
playSound(b.record.explosion.sound, b.body.getPos())
proc bulletUpdate(body: PBody, gravity: TVector, damping, dt: CpFloat){.cdecl.} =
body.updateVelocity(gravity, damping, dt)
template getPhysical() {.immediate.} =
result.body = space.addBody(newBody(
record.physics.mass,
record.physics.moment))
result.shape = space.addShape(
chipmunk.newCircleShape(
result.body,
record.physics.radius,
vectorZero))
proc newBullet*(record: PBulletRecord; fromPlayer: PPlayer): PLiveBullet =
new(result, free)
result.anim = newAnimation(record.anim, AnimLoop)
result.fromPlayer = fromPlayer
result.lifetime = record.lifetime
result.record = record
getPhysical()
if fromPlayer == localPlayer:
result.shape.setLayers(LPlayerFire)
else:
result.shape.setLayers(LEnemyFire)
result.shape.setCollisionType CTBullet
result.shape.setUserData(cast[ptr TLiveBullet](result))
let
fireAngle = fromPlayer.vehicle.body.getAngle()
fireAngleV = vectorForAngle(fireAngle)
result.body.setAngle fireAngle
result.body.setPos(fromPlayer.vehicle.body.getPos() + (fireAngleV * fromPlayer.vehicle.shape.getCircleRadius()))
#result.body.velocityFunc = bulletUpdate
result.body.setVel((fromPlayer.vehicle.body.getVel() * record.inheritVelocity) + (fireAngleV * record.baseVelocity))
proc update*(b: PLiveBullet; dt: float): bool =
if b.dead: return true
b.lifetime -= dt
b.anim.next(dt)
#b.anim.sprite.setPosition(b.body.getPos.floor())
b.anim.setPos(b.body.getPos)
b.anim.setAngle(b.body.getAngle())
if b.lifetime <= 0.0:
b.explode()
return true
b.trailDelay -= dt
if b.trailDelay <= 0.0:
b.trailDelay += b.record.trail.timer
if b.record.trail.anim.isNil: return
newExplosion(b, b.record.trail.anim)
proc draw*(window: PRenderWindow; b: PLiveBullet) {.inline.} =
draw(window, b.anim.sprite)
proc free*(veh: PVehicle) =
("Destroying vehicle "& veh.record.name).echo
destroy(veh.sprite)
if veh.shape.isNil: "Free'd vehicle's shape was NIL!".echo
else: space.removeShape(veh.shape)
if veh.body.isNil: "Free'd vehicle's BODY was NIL!".echo
else: space.removeBody(veh.body)
veh.body.free()
veh.shape.free()
veh.sprite = nil
veh.body = nil
veh.shape = nil
proc newVehicle*(record: PVehicleRecord): PVehicle =
echo("Creating "& record.name)
new(result, free)
result.record = record
result.sprite = result.record.anim.spriteSheet.sprite.copy()
result.spriteRect = result.sprite.getTextureRect()
getPhysical()
result.body.setAngVelLimit W_LIMIT
result.body.setVelLimit result.record.handling.topSpeed
result.body.velocityFunc = angularDampingSim
result.shape.setCollisionType CTVehicle
result.shape.setUserData(cast[ptr TVehicle](result))
proc newVehicle*(name: string): PVehicle =
result = newVehicle(fetchVeh(name))
proc update*(obj: PVehicle) =
obj.sprite.setPosition(obj.body.getPos.floor)
obj.spriteRect.left = (((-obj.body.getAngVel + W_LIMIT) / (W_LIMIT*2.0) * (obj.record.anim.spriteSheet.cols - 1).float).floor.int * obj.record.anim.spriteSheet.framew).cint
obj.spriteRect.top = ((obj.offsetAngle.wmod(TAU) / TAU) * obj.record.anim.spriteSheet.rows.float).floor.cint * obj.record.anim.spriteSheet.frameh.cint
obj.sprite.setTextureRect(obj.spriteRect)
proc newPlayer*(alias: string = "poo"): PPlayer =
new(result)
result.spectator = true
result.alias = alias
result.nameTag = newNameTag(result.alias)
result.items = @[]
proc updateItems*(player: PPlayer, dt: float) =
for i in items(player.items):
update(i, dt)
proc addItem*(player: PPlayer; name: string) =
player.items.add newItem(name)
proc useItem*(player: PPlayer; slot: int) =
if slot > player.items.len - 1: return
let item = player.items[slot]
if item.canUse:
item.cooldown += item.record.cooldown
let b = newBullet(item.record.bullet, player)
liveBullets.add(b)
sound_buffer.playSound(item.record.useSound, b.body.getPos)
proc update*(obj: PPlayer) =
if not obj.spectator:
obj.vehicle.update()
obj.nameTag.setPosition(obj.vehicle.body.getPos.floor + (nameTagOffset * (obj.vehicle.record.physics.radius + 5).cfloat))
proc draw(window: PRenderWindow, player: PPlayer) {.inline.} =
if not player.spectator:
if player.vehicle != nil:
window.draw(player.vehicle.sprite)
window.draw(player.nameTag)
proc setVehicle(p: PPlayer; v: PVehicle) =
p.vehicle = v #sorry mom, this is just how things worked out ;(
if not v.isNil:
v.occupant = p
proc createBot() =
if localBots.len < MaxLocalBots:
var bot = newPlayer("Dodo Brown")
bot.setVehicle(newVehicle("Turret0"))
if bot.isNil:
echo "BOT IS NIL"
return
elif bot.vehicle.isNil:
echo "BOT VEH IS NIL"
return
localBots.add(bot)
bot.vehicle.body.setPos(vector(100, 100))
echo "new bot at ", $bot.vehicle.body.getPos()
var inputCursor = newVertexArray(sfml.Lines, 2)
inputCursor[0].position = vec2f(10.0, 10.0)
inputCursor[1].position = vec2f(50.0, 90.0)
proc hasVehicle(p: PPlayer): bool {.inline.} =
result = not p.spectator and not p.vehicle.isNil
proc setMyVehicle(v: PVehicle) {.inline.} =
activeVehicle = v
localPlayer.setVehicle v
proc unspec() =
var veh = newVehicle("Turret0")
if not veh.isNil:
setMyVehicle veh
localPlayer.spectator = false
ingameClient.setActive
veh.body.setPos vector(100, 100)
veh.shape.setLayers(LPlayer)
when defined(debugWeps):
localPlayer.addItem("Mass Driver")
localPlayer.addItem("Neutron Bomb")
localPlayer.additem("Dem Lasers")
localPlayer.addItem("Mold Spore Beam")
localPlayer.addItem("Genericorp Mine")
localPlayer.addItem("Gravitic Bomb")
proc spec() =
setMyVehicle nil
localPlayer.spectator = true
specInputClient.setActive
var
specLimiter = newClock()
timeBetweenSpeccing = 1.0 #seconds
proc toggleSpec() {.inline.} =
if specLimiter.getElapsedTime.asSeconds < timeBetweenSpeccing:
return
specLimiter.restart()
if localPlayer.isNil:
echo("OMG WTF PLAYER IS NILL!!")
elif localPlayer.spectator: unspec()
else: spec()
proc addObject*(name: string) =
var o = newObject(name)
if not o.isNil:
echo "Adding object ", o
discard space.addBody(o.body)
discard space.addShape(o.shape)
o.shape.setLayers(LGrabbable)
objects.add(o)
proc explode(obj: PGameObject) =
echo obj, " exploded"
let ind = objects.find(obj)
if ind != -1:
delObjects.add ind
proc update(obj: PGameObject; dt: float) =
if not(obj.anim.next(dt)):
obj.explode()
else:
obj.anim.setPos(obj.body.getPos)
obj.anim.setAngle(obj.body.getAngle)
proc toggleShipSelect() =
showShipSelect = not showShipSelect
proc handleLClick() =
let pos = input_helpers.getMousePos()
when defined(escapeMenuTest):
if escMenuOpen:
escMenu.click(pos)
return
if showShipSelect:
shipSelect.click(pos)
if localPlayer.spectator:
specGui.click(pos)
ingameClient.registerHandler(KeyF12, down, proc() = toggleSpec())
ingameClient.registerHandler(KeyF11, down, toggleShipSelect)
ingameClient.registerHandler(MouseLeft, down, handleLClick)
when defined(recordMode):
if not existsDir("data/snapshots"):
createDir("data/snapshots")
ingameClient.registerHandler(keynum9, down, proc() =
if not isRecording: startRecording()
else: stopRecording())
ingameClient.registerHandler(keynum0, down, proc() =
if snapshots.len > 0 and not isRecording:
echo "Saving images (LOL)"
for i in 0..high(snapshots):
if not(snapshots[i].save("data/snapshots/image"&(zeroPad($i, 3))&".jpg")):
echo "Could not save"
snapshots[i].destroy()
snapshots.setLen 0)
when defined(DebugKeys):
ingameClient.registerHandler MouseRight, down, proc() =
echo($activevehicle.body.getAngle.vectorForAngle())
ingameClient.registerHandler KeyBackslash, down, proc() =
createBot()
ingameClient.registerHandler(KeyNum1, down, proc() =
if localPlayer.items.len == 0:
localPlayer.addItem("Mass Driver")
echo "Gave you a mass driverz")
ingameClient.registerHandler(KeyL, down, proc() =
echo("len(livebullets) = ", len(livebullets)))
ingameClient.registerHandler(KeyRShift, down, proc() =
if keyPressed(KeyR):
echo("Friction: ", ff(activeVehicle.shape.getFriction()))
echo("Damping: ", ff(space.getDamping()))
elif keypressed(KeyM):
echo("Mass: ", activeVehicle.body.getMass.ff())
echo("Moment: ", activeVehicle.body.getMoment.ff())
elif keypressed(KeyI):
echo(repr(activeVehicle.record))
elif keyPressed(KeyH):
activeVehicle.body.setPos(vector(100.0, 100.0))
activeVehicle.body.setVel(vectorZero)
elif keyPressed(KeyComma):
activeVehicle.body.setPos mouseToSpace())
ingameClient.registerHandler(KeyY, down, proc() =
const looloo = ["Asteroid1", "Asteroid2"]
addObject(looloo[random(looloo.len)]))
ingameClient.registerHandler(KeyO, down, proc() =
if objects.len == 0:
echo "Objects is empty"
return
for i, o in pairs(objects):
echo i, " ", o)
ingameClient.registerHandler(KeyLBracket, down, sound_buffer.report)
var
mouseJoint: PConstraint
mouseBody = space.addBody(newBody(CpInfinity, CpInfinity))
ingameClient.registerHandler(MouseMiddle, down, proc() =
var point = mouseToSpace()
var shape = space.pointQueryFirst(point, LGrabbable, 0)
if not mouseJoint.isNil:
space.removeConstraint mouseJoint
mouseJoint.destroy()
mouseJoint = nil
if shape.isNil:
return
let body = shape.getBody()
mouseJoint = space.addConstraint(
newPivotJoint(mouseBody, body, vectorZero, body.world2local(point)))
mouseJoint.maxForce = 50000.0
mouseJoint.errorBias = pow(1.0 - 0.15, 60))
var specCameraSpeed = 5.0
specInputClient.registerHandler(MouseLeft, down, handleLClick)
specInputClient.registerHandler(KeyF11, down, toggleShipSelect)
specInputClient.registerHandler(KeyF12, down, proc() = toggleSpec())
specInputClient.registerHandler(KeyLShift, down, proc() = specCameraSpeed *= 2)
specInputClient.registerHandler(KeyLShift, up, proc() = specCameraSpeed /= 2)
specInputClient.registerHandler(KeyP, down, proc() =
echo("addObject(solar mold)")
addObject("Solar Mold"))
proc resetForcesCB(body: PBody; data: pointer) {.cdecl.} =
body.resetForces()
var frameCount= 0
proc mainUpdate(dt: float) =
if localPlayer.spectator:
if keyPressed(KeyLeft):
worldView.move(vec2f(-1.0, 0.0) * specCameraSpeed)
elif keyPressed(KeyRight):
worldView.move(vec2f( 1.0, 0.0) * specCameraSpeed)
if keyPressed(KeyUp):
worldView.move(vec2f(0.0, -1.0) * specCameraSpeed)
elif keyPressed(KeyDown):
worldView.move(vec2f(0.0, 1.0) * specCameraSpeed)
elif not activeVehicle.isNil:
if keyPressed(KeyUp):
activeVehicle.accel(dt)
elif keyPressed(keyDown):
activeVehicle.reverse(dt)
if keyPressed(KeyRight):
activeVehicle.turn_right(dt)
elif keyPressed(KeyLeft):
activeVehicle.turn_left(dt)
if keyPressed(keyz):
activeVehicle.strafe_left(dt)
elif keyPressed(keyx):
activeVehicle.strafe_right(dt)
if keyPressed(KeyLControl):
localPlayer.useItem 0
if keyPressed(KeyTab):
localPlayer.useItem 1
if keyPressed(KeyQ):
localPlayer.useItem 2
if keyPressed(KeyW):
localPlayer.useItem 3
if Keypressed(keyA):
localPlayer.useItem 4
if keyPressed(sfml.KeyS):
localPlayer.useItem 5
if keyPressed(KeyD):
localPlayer.useItem 6
worldView.setCenter(activeVehicle.body.getPos.floor)#cp2sfml)
if localPlayer != nil:
localPlayer.update()
localPlayer.updateItems(dt)
for b in localBots:
b.update()
for o in items(objects):
o.update(dt)
for i in countdown(high(delObjects), 0):
objects.del i
delObjects.setLen 0
var i = 0
while i < len(liveBullets):
if liveBullets[i].update(dt):
liveBullets.del i
else:
inc i
i = 0
while i < len(explosions):
if explosions[i].next(dt): inc i
else: explosions.del i
when defined(DebugKeys):
mouseBody.setPos(mouseToSpace())
space.step(dt)
space.eachBody(resetForcesCB, nil)
when defined(foo):
var coords = window.convertCoords(vec2i(getMousePos()), worldView)
mouseSprite.setPosition(coords)
if localPlayer != nil and localPlayer.vehicle != nil:
let
pos = localPlayer.vehicle.body.getPos()
ang = localPlayer.vehicle.body.getAngle.vectorForAngle()
myPosition[0].x = pos.x
myPosition[0].z = pos.y
myPosition[1].x = ang.x
myPosition[1].z = ang.y
listenerSetPosition(myPosition[0])
listenerSetDirection(myPosition[1])
inc frameCount
when defined(showFPS):
if frameCount mod 60 == 0:
fpsText.setString($(1.0/dt).round)
if frameCount mod 250 == 0:
updateSoundBuffer()
frameCount = 0
proc mainRender() =
window.clear(Black)
window.setView(worldView)
if showStars:
for star in stars:
window.draw(star.sprite)
window.draw(localPlayer)
for b in localBots:
window.draw(b)
for o in objects:
window.draw(o)
for b in explosions: window.draw(b)
for b in liveBullets: window.draw(b)
when defined(Foo):
window.draw(mouseSprite)
window.setView(guiView)
when defined(EscapeMenuTest):
if escMenuOpen:
window.draw escMenu
when defined(showFPS):
window.draw(fpsText)
when defined(recordMode):
window.draw(recordButton)
if localPlayer.spectator:
window.draw(specGui)
if showShipSelect: window.draw shipSelect
window.display()
when defined(recordMode):
if isRecording:
if snapshots.len < 100:
if frameCount mod 5 == 0:
snapshots.add(window.capture())
else: stopRecording()
proc readyMainState() =
specInputClient.setActive()
when isMainModule:
import parseopt
localPlayer = newPlayer()
LobbyInit()
videoMode = getClientSettings().resolution
window = newRenderWindow(videoMode, "sup", sfDefaultStyle)
window.setFrameRateLimit 60
worldView = window.getView.copy()
guiView = worldView.copy()
shipSelect.setPosition vec2f(665.0, 50.0)
when defined(foo):
mouseSprite = sfml.newCircleShape(14)
mouseSprite.setFillColor Transparent
mouseSprite.setOutlineColor RoyalBlue
mouseSprite.setOutlineThickness 1.4
mouseSprite.setOrigin vec2f(14, 14)
LobbyReady()
playBtn = specGui.newButton(
"Unspec - F12", position = vec2f(680.0, 8.0), onClick = proc(b: PButton) =
toggleSpec())
block:
var bPlayOffline = false
for kind, key, val in getOpt():
case kind
of cmdArgument:
if key == "offline": bPlayOffline = true
else:
echo "Invalid argument ", key, " ", val
if bPlayOffline:
playoffline(nil)
gameRunning = true
while gameRunning:
for event in window.filterEvents:
if event.kind == EvtClosed:
gameRunning = false
break
elif event.kind == EvtMouseWheelMoved and getActiveState() == Field:
if event.mouseWheel.delta == 1:
worldView.zoom(0.9)
else:
worldView.zoom(1.1)
let dt = frameRate.restart.asMilliSeconds().float / 1000.0
case getActiveState()
of Field:
mainUpdate(dt)
mainRender()
of Lobby:
lobbyUpdate(dt)
lobbyDraw(window)
else:
initLevel()
echo("Done? lol")
doneWithSaidTransition()
readyMainState()

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path = "lib"
path = "dependencies/sfml"
path = "dependencies/chipmunk"
path = "dependencies/nake"
path = "dependencies/enet"
path = "dependencies/genpacket"
path = "enet_server"
debugger = off

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import
math,
sfml, chipmunk,
sg_assets, sfml_stuff, math_helpers
type
PAnimation* = ref TAnimation
TAnimation* = object
sprite*: PSprite
record*: PAnimationRecord
delay*: float
index*: int
direction*: int
spriteRect*: TIntRect
style*: TAnimationStyle
TAnimationStyle* = enum
AnimLoop = 0'i8, AnimBounce, AnimOnce
proc setPos*(obj: PAnimation; pos: TVector) {.inline.}
proc setPos*(obj: PAnimation; pos: TVector2f) {.inline.}
proc setAngle*(obj: PAnimation; radians: float) {.inline.}
proc free*(obj: PAnimation) =
obj.sprite.destroy()
obj.record = nil
proc newAnimation*(src: PAnimationRecord; style: TAnimationStyle): PAnimation =
new(result, free)
result.sprite = src.spriteSheet.sprite.copy()
result.record = src
result.delay = src.delay
result.index = 0
result.direction = 1
result.spriteRect = result.sprite.getTextureRect()
result.style = style
proc newAnimation*(src: PAnimationRecord; style: TAnimationStyle;
pos: TVector2f; angle: float): PAnimation =
result = newAnimation(src, style)
result.setPos pos
setAngle(result, angle)
proc next*(obj: PAnimation; dt: float): bool {.discardable.} =
## step the animation. Returns false if the object is out of frames
result = true
obj.delay -= dt
if obj.delay <= 0.0:
obj.delay += obj.record.delay
obj.index += obj.direction
#if obj.index > (obj.record.spriteSheet.cols - 1) or obj.index < 0:
if not(obj.index in 0..(obj.record.spriteSheet.cols - 1)):
case obj.style
of AnimOnce:
return false
of AnimBounce:
obj.direction *= -1
obj.index += obj.direction * 2
of AnimLoop:
obj.index = 0
obj.spriteRect.left = obj.index.cint * obj.record.spriteSheet.frameW.cint
obj.sprite.setTextureRect obj.spriteRect
proc setPos*(obj: PAnimation; pos: TVector) =
setPosition(obj.sprite, pos.floor())
proc setPos*(obj: PAnimation; pos: TVector2f) =
setPosition(obj.sprite, pos)
proc setAngle*(obj: PAnimation; radians: float) =
let rads = (radians + obj.record.angle).wmod(TAU)
if obj.record.spriteSheet.rows > 1:
## (rotation percent * rows).floor * frameheight
obj.spriteRect.top = (rads / TAU * obj.record.spriteSheet.rows.float).floor.cint * obj.record.spriteSheet.frameh.cint
obj.sprite.setTextureRect obj.spriteRect
else:
setRotation(obj.sprite, degrees(rads)) #stupid sfml, who uses degrees these days? -__-
proc draw*(window: PRenderWindow; obj: PAnimation) {.inline.} =
window.draw(obj.sprite)

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import
tables, sg_packets, enet, estreams, sg_gui, sfml,
zlib_helpers, md5, sg_assets, os
type
PServer* = ptr TServer
TServer* = object
connected*: bool
addy: enet.TAddress
host*: PHost
peer*: PPeer
handlers*: TTable[char, TScPktHandler]
TScPktHandler* = proc(serv: PServer; buffer: PBuffer)
TFileTransfer = object
fileName: string
assetType: TAssetType
fullLen: int
pos: int32
data: string
readyToSave: bool
var
currentFileTransfer: TFileTransfer
downloadProgress* = newButton(nil, "", vec2f(0,0), nil)
currentFileTransfer.data = ""
proc addHandler*(serv: PServer; packetType: char; handler: TScPktHandler) =
serv.handlers[packetType] = handler
proc newServer*(): PServer =
result = cast[PServer](alloc0(sizeof(TServer)))
result.connected = false
result.host = createHost(nil, 1, 2, 0, 0)
result.handlers = initTable[char, TScPktHandler](32)
proc connect*(serv: PServer; host: string; port: int16; error: var string): bool =
if setHost(serv.addy, host) != 0:
error = "Could not resolve host "
error.add host
return false
serv.addy.port = port.cushort
serv.peer = serv.host.connect(serv.addy, 2, 0)
if serv.peer.isNil:
error = "Could not connect to host "
error.add host
return false
return true
proc send*[T](serv: PServer; packetType: char; pkt: var T) =
if serv.connected:
var b = newBuffer(100)
b.write packetType
b.pack pkt
serv.peer.send(0.cuchar, b, FlagUnsequenced)
proc sendPubChat*(server: PServer; msg: string) =
var chat = newCsChat("", msg)
server.send HChat, chat
proc handlePackets*(server: PServer; buf: PBuffer) =
while not buf.atEnd():
let typ = readChar(buf)
if server.handlers.hasKey(typ):
server.handlers[typ](server, buf)
else:
break
proc updateFileProgress*() =
let progress = currentFileTransfer.pos / currentFileTransfer.fullLen
downloadProgress.bg.setSize(vec2f(progress * 100, 20))
downloadProgress.setString($currentFileTransfer.pos &'/'& $currentFileTransfer.fullLen)
## HFileTransfer
proc handleFilePartRecv*(serv: PServer; buffer: PBuffer) {.procvar.} =
var
f = readScFileTransfer(buffer)
updateFileProgress()
if not(f.pos == currentFileTransfer.pos):
echo "returning early from filepartrecv"
return ##issues, probably
if currentFileTransfer.data.len == 0:
echo "setting current file size"
currentFileTransfer.data.setLen f.fileSize
let len = f.data.len
copymem(
addr currentFileTransfer.data[f.pos],
addr f.data[0],
len)
currentFileTransfer.pos = f.pos + len.int32
if currentFileTransfer.pos == f.fileSize: #file should be done, rizzight
currentFileTransfer.data = uncompress(
currentFileTransfer.data, currentFileTransfer.fullLen)
currentFileTransfer.readyToSave = true
var resp: CsFileChallenge
resp.checksum = toMD5(currentFileTransfer.data)
serv.send HFileChallenge, resp
echo "responded with challenge (ready to save)"
else:
var resp = newCsFilepartAck(currentFileTransfer.pos)
serv.send HFileTransfer, resp
echo "responded for next part"
proc saveCurrentFile() =
if not currentFileTransfer.readyToSave: return
let
path = expandPath(currentFileTransfer.assetType, currentFileTransfer.fileName)
parent = parentDir(path)
if not existsDir(parent):
createDir(parent)
echo("Created dir")
writeFile path, currentFIleTransfer.data
echo "Write file"
## HChallengeResult
proc handleFileChallengeResult*(serv: PServer; buffer: PBuffer) {.procvar.} =
var res = readScChallengeResult(buffer).status
echo "got challnege result: ", res
if res and currentFileTransfer.readyToSave:
echo "saving"
saveCurrentFile()
else:
currentFileTransfer.readyToSave = false
currentFileTransfer.pos = 0
echo "REsetting current file"
## HFileCHallenge
proc handleFileChallenge*(serv: PServer; buffer: PBuffer) {.procvar.} =
var
challenge = readScFileChallenge(buffer)
path = expandPath(challenge)
resp: CsFileChallenge
if not existsFile(path):
resp.needFile = true
echo "Got file challenge, need file."
else:
resp.checksum = toMD5(readFile(path))
echo "got file challenge, sending sum"
currentFileTransfer.fileName = challenge.file
currentFileTransfer.assetType = challenge.assetType
currentFileTransfer.fullLen = challenge.fullLen.int
currentFileTransfer.pos = 0
currentFileTransfer.data.setLen 0
currentFileTransfer.readyToSave = false
serv.send HFileChallenge, resp

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import endians
proc swapEndian16*(outp, inp: pointer) =
## copies `inp` to `outp` swapping bytes. Both buffers are supposed to
## contain at least 2 bytes.
var i = cast[cstring](inp)
var o = cast[cstring](outp)
o[0] = i[1]
o[1] = i[0]
when cpuEndian == bigEndian:
proc bigEndian16(outp, inp: pointer) {.inline.} = copyMem(outp, inp, 2)
else:
proc bigEndian16*(outp, inp: pointer) {.inline.} = swapEndian16(outp, inp)
import enet
type
PBuffer* = ref object
data*: string
pos: int
proc free(b: PBuffer) =
GCunref b.data
proc newBuffer*(len: int): PBuffer =
new result, free
result.data = newString(len)
proc newBuffer*(pkt: PPacket): PBuffer =
new result, free
result.data = newString(pkt.dataLength)
copyMem(addr result.data[0], pkt.data, pkt.dataLength)
proc toPacket*(buffer: PBuffer; flags: TPacketFlag): PPacket =
buffer.data.setLen buffer.pos
result = createPacket(cstring(buffer.data), buffer.pos, flags)
proc isDirty*(buffer: PBuffer): bool {.inline.} =
result = (buffer.pos != 0)
proc atEnd*(buffer: PBuffer): bool {.inline.} =
result = (buffer.pos == buffer.data.len)
proc reset*(buffer: PBuffer) {.inline.} =
buffer.pos = 0
proc flush*(buf: PBuffer) =
buf.pos = 0
buf.data.setLen(0)
proc send*(peer: PPeer; channel: cuchar; buf: PBuffer; flags: TPacketFlag): cint {.discardable.} =
result = send(peer, channel, buf.toPacket(flags))
proc read*[T: int16|uint16](buffer: PBuffer; outp: var T) =
bigEndian16(addr outp, addr buffer.data[buffer.pos])
inc buffer.pos, 2
proc read*[T: float32|int32|uint32](buffer: PBuffer; outp: var T) =
bigEndian32(addr outp, addr buffer.data[buffer.pos])
inc buffer.pos, 4
proc read*[T: float64|int64|uint64](buffer: PBuffer; outp: var T) =
bigEndian64(addr outp, addr buffer.data[buffer.pos])
inc buffer.pos, 8
proc read*[T: int8|uint8|byte|bool|char](buffer: PBuffer; outp: var T) =
copyMem(addr outp, addr buffer.data[buffer.pos], 1)
inc buffer.pos, 1
proc writeBE*[T: int16|uint16](buffer: PBuffer; val: var T) =
setLen buffer.data, buffer.pos + 2
bigEndian16(addr buffer.data[buffer.pos], addr val)
inc buffer.pos, 2
proc writeBE*[T: int32|uint32|float32](buffer: PBuffer; val: var T) =
setLen buffer.data, buffer.pos + 4
bigEndian32(addr buffer.data[buffer.pos], addr val)
inc buffer.pos, 4
proc writeBE*[T: int64|uint64|float64](buffer: PBuffer; val: var T) =
setLen buffer.data, buffer.pos + 8
bigEndian64(addr buffer.data[buffer.pos], addr val)
inc buffer.pos, 8
proc writeBE*[T: char|int8|uint8|byte|bool](buffer: PBuffer; val: var T) =
setLen buffer.data, buffer.pos + 1
copyMem(addr buffer.data[buffer.pos], addr val, 1)
inc buffer.pos, 1
proc write*(buffer: PBuffer; val: var string) =
var length = len(val).uint16
writeBE buffer, length
setLen buffer.data, buffer.pos + length.int
copyMem(addr buffer.data[buffer.pos], addr val[0], length.int)
inc buffer.pos, length.int
proc write*[T: TNumber|bool|char|byte](buffer: PBuffer; val: T) =
var v: T
shallowCopy v, val
writeBE buffer, v
proc readInt8*(buffer: PBuffer): int8 =
read buffer, result
proc readInt16*(buffer: PBuffer): int16 =
read buffer, result
proc readInt32*(buffer: PBuffer): int32 =
read buffer, result
proc readInt64*(buffer: PBuffer): int64 =
read buffer, result
proc readFloat32*(buffer: PBuffer): float32 =
read buffer, result
proc readFloat64*(buffer: PBuffer): float64 =
read buffer, result
proc readStr*(buffer: PBuffer): string =
let len = readInt16(buffer).int
result = ""
if len > 0:
result.setLen len
copyMem(addr result[0], addr buffer.data[buffer.pos], len)
inc buffer.pos, len
proc readChar*(buffer: PBuffer): char {.inline.} = return readInt8(buffer).char
proc readBool*(buffer: PBuffer): bool {.inline.} = return readInt8(buffer).bool
when isMainModule:
var b = newBuffer(100)
var str = "hello there"
b.write str
echo(repr(b))
b.pos = 0
echo(repr(b.readStr()))
b.flush()
echo "flushed"
b.writeC([1,2,3])
echo(repr(b))

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import chipmunk, sfml, animations, sg_assets
type
PGameObject* = ref TGameObject
TGameObject = object
body*: chipmunk.PBody
shape*: chipmunk.PShape
record*: PObjectRecord
anim*: PAnimation
proc `$`*(obj: PGameObject): string =
result = "<Object "
result.add obj.record.name
result.add ' '
result.add($obj.body.getpos())
result.add '>'
proc free(obj: PGameObject) =
obj.record = nil
free(obj.anim)
obj.anim = nil
proc newObject*(record: PObjectRecord): PGameObject =
if record.isNil: return nil
new(result, free)
result.record = record
result.anim = newAnimation(record.anim, AnimLoop)
when false:
result.sprite = record.anim.spriteSheet.sprite.copy()
result.body = newBody(result.record.physics.mass, 10.0)
result.shape = chipmunk.newCircleShape(result.body, result.record.physics.radius, vectorZero)
result.body.setPos(vector(100, 100))
proc newObject*(name: string): PGameObject =
result = newObject(fetchObj(name))
proc draw*(window: PRenderWindow, obj: PGameObject) {.inline.} =
window.draw(obj.anim.sprite)

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type
PIDGen*[T: Ordinal] = ref TIDGen[T]
TIDGen*[T: Ordinal] = object
max: T
freeIDs: seq[T]
EOutOfIDs* = object of EInvalidKey
#proc free[T](idg: PIDgen[T]) =
# result.freeIDs = nil
proc newIDGen*[T: Ordinal](): PIDGen[T] =
new(result)#, free)
result.max = 0.T
result.freeIDs = @[]
proc next*[T](idg: PIDGen[T]): T =
if idg.freeIDs.len > 0:
result = idg.freeIDs.pop
elif idg.max < high(T)-T(1):
inc idg.max
result = idg.max
else:
raise newException(EOutOfIDs, "ID generator hit max value")
proc del*[T](idg: PIDGen[T]; id: T) =
idg.freeIDs.add id

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import
sfml, tables, hashes
type
TKeyEventKind* = enum down, up
TInputFinishedProc* = proc()
TKeyCallback = proc()
PKeyClient* = ref object
onKeyDown: TTable[int32, TKeyCallback]
onKeyUp: TTable[int32, TKeyCallback]
name: string
PTextInput* = ref object
text*: string
cursor: int
onEnter: TInputFinishedProc
var
keyState: array[-MouseButtonCount.int32 .. KeyCount.int32, bool]
mousePos: TVector2f
activeClient: PKeyClient = nil
activeInput: PTextInput = nil
proc setActive*(client: PKeyClient) =
activeClient = client
echo("** set active client ", client.name)
proc newKeyClient*(name: string = "unnamed", setactive = false): PKeyClient =
new(result)
result.onKeyDown = initTable[int32, TKeyCallback](16)
result.onKeyUp = initTable[int32, TKeyCallback](16)
result.name = name
if setActive:
setActive(result)
proc keyPressed*(key: TKeyCode): bool {.inline.} =
return keyState[key.int32]
proc buttonPressed*(btn: TMouseButton): bool {.inline.} =
return keyState[-btn.int32]
proc clearKey*(key: TKeyCode) {.inline.} =
keyState[key.int32] = false
proc clearButton*(btn: TMouseButton) {.inline.} =
keyState[-btn.int32] = false
proc addKeyEvent*(key: TKeyCode, ev: TKeyEventKind) {.inline.} =
if activeClient.isNil: return
let k = key.int32
case ev
of down:
keyState[k] = true
if activeClient.onKeyDown.hasKey(k):
activeClient.onKeyDown[k]()
else:
keyState[k] = false
if activeClient.onKeyUp.hasKey(k):
activeClient.onKeyUp[k]()
proc addButtonEvent*(btn: TMouseButton, ev: TKeyEventKind) {.inline.} =
if activeClient.isNil: return
let b = -btn.int32
case ev
of down:
keyState[b] = true
if activeClient.onKeyDown.hasKey(b):
activeClient.onKeyDown[b]()
else:
keyState[b] = false
if activeClient.onKeyUp.hasKey(b):
activeClient.onKeyUp[b]()
proc registerHandler*(client: PKeyClient; key: TKeyCode;
ev: TKeyEventKind; fn: TKeyCallback) =
case ev
of down: client.onKeyDown[key.int32] = fn
of up: client.onKeyUp[key.int32] = fn
proc registerHandler*(client: PKeyClient; btn: TMouseButton;
ev: TKeyEventKind; fn: TKeyCallback) =
case ev
of down: client.onKeyDown[-btn.int32] = fn
of up: client.onKeyUp[-btn.int32] = fn
proc newTextInput*(text = "", pos = 0, onEnter: TInputFinishedProc = nil): PTextInput =
new(result)
result.text = text
result.cursor = pos
result.onEnter = onEnter
proc setActive*(i: PTextInput) =
activeInput = i
proc stopCapturingText*() =
activeInput = nil
proc clear*(i: PTextInput) =
i.text.setLen 0
i.cursor = 0
proc recordText*(i: PTextInput; c: cint) =
if c > 127 or i.isNil: return
if c in 32..126: ##printable
if i.cursor == i.text.len: i.text.add(c.int.chr)
else:
let rem = i.text.substr(i.cursor)
i.text.setLen(i.cursor)
i.text.add(chr(c.int))
i.text.add(rem)
inc(i.cursor)
elif c == 8: ## \b backspace
if i.text.len > 0 and i.cursor > 0:
dec(i.cursor)
let rem = i.text.substr(i.cursor + 1)
i.text.setLen(i.cursor)
i.text.add(rem)
elif c == 10 or c == 13:## \n, \r enter
if not i.onEnter.isNil: i.onEnter()
proc recordText*(i: PTextInput; e: TTextEvent) {.inline.} =
recordText(i, e.unicode)
proc setMousePos*(x, y: cint) {.inline.} =
mousePos.x = x.float
mousePos.y = y.float
proc getMousePos*(): TVector2f {.inline.} = result = mousePos
var event: TEvent
# Handle and filter input-related events
iterator filterEvents*(window: PRenderWindow): PEvent =
while window.pollEvent(addr event):
case event.kind
of EvtKeyPressed: addKeyEvent(event.key.code, down)
of EvtKeyReleased: addKeyEvent(event.key.code, up)
of EvtMouseButtonPressed: addButtonEvent(event.mouseButton.button, down)
of EvtMouseButtonReleased: addButtonEvent(event.mouseButton.button, up)
of EvtTextEntered: recordText(activeInput, event.text)
of EvtMouseMoved: setMousePos(event.mouseMove.x, event.mouseMove.y)
else: yield(addr event)
# Handle and return input-related events
iterator pollEvents*(window: PRenderWindow): PEvent =
while window.pollEvent(addr event):
case event.kind
of EvtKeyPressed: addKeyEvent(event.key.code, down)
of EvtKeyReleased: addKeyEvent(event.key.code, up)
of EvtMouseButtonPressed: addButtonEvent(event.mouseButton.button, down)
of EvtMouseButtonReleased: addButtonEvent(event.mouseButton.button, up)
of EvtTextEntered: recordText(activeInput, event.text)
of EvtMouseMoved: setMousePos(event.mouseMove.x, event.mouseMove.y)
else: nil
yield(addr event)

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template filterIt2*(seq, pred: expr, body: stmt): stmt {.immediate, dirty.} =
## sequtils defines a filterIt() that returns a new seq, but this one is called
## with a statement body to iterate directly over it
for it in items(seq):
if pred: body
proc map*[A, B](x: seq[A], func: proc(y: A): B {.closure.}): seq[B] =
result = @[]
for item in x.items:
result.add func(item)
proc mapInPlace*[A](x: var seq[A], func: proc(y: A): A {.closure.}) =
for i in 0..x.len-1:
x[i] = func(x[i])
template unless*(condition: expr; body: stmt): stmt {.dirty.} =
if not(condition):
body
when isMainModule:
proc dumpSeq[T](x: seq[T]) =
for index, item in x.pairs:
echo index, " ", item
echo "-------"
var t= @[1,2,3,4,5]
var res = t.map(proc(z: int): int = result = z * 10)
dumpSeq res
from strutils import toHex, repeatStr
var foocakes = t.map(proc(z: int): string =
result = toHex((z * 23).biggestInt, 4))
dumpSeq foocakes
t.mapInPlace(proc(z: int): int = result = z * 30)
dumpSeq t
var someSeq = @[9,8,7,6,5,4,3,2,1] ## numbers < 6 or even
filterIt2 someSeq, it < 6 or (it and 1) == 0:
echo(it)
echo "-----------"

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import strutils, math
proc degrees*(rad: float): float =
return rad * 180.0 / PI
proc radians*(deg: float): float =
return deg * PI / 180.0
## V not math, sue me
proc ff*(f: float, precision = 2): string {.inline.} =
return formatFloat(f, ffDecimal, precision)

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import
math, strutils,
sfml, input_helpers
when not defined(NoChipmunk):
import chipmunk
proc floor*(a: TVector): TVector2f {.inline.} =
result.x = a.x.floor
result.y = a.y.floor
proc sfml2cp*(a: TVector2f): TVector {.inline.} =
result.x = a.x
result.y = a.y
proc cp2sfml*(a: TVector): TVector2f {.inline.} =
result.x = a.x
result.y = a.y
proc vec2f*(a: TVector2i): TVector2f =
result.x = a.x.cfloat
result.y = a.y.cfloat
proc vec2i*(a: TVector2f): TVector2i =
result.x = a.x.cint
result.y = a.y.cint
proc vec3f*(x, y, z: float): TVector3f =
result.x = x.cfloat
result.y = y.cfloat
result.z = z.cfloat
proc `$`*(a: var TIntRect): string =
result = "[TIntRect $1,$2 $3x$4]".format($a.left, $a.top, $a.width, $a.height)
proc `$`*(a: TKeyEvent): string =
return "KeyEvent: code=$1 alt=$2 control=$3 shift=$4 system=$5".format(
$a.code, $a.alt, $a.control, $a.shift, $a.system)
proc `wmod`*(x, y: float): float = return x - y * (x/y).floor
proc move*(a: var TIntRect, left, top: cint): bool =
if a.left != left or a.top != top: result = true
a.left = left
a.top = top

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import
re, json, strutils, tables, math, os, math_helpers,
sg_packets, md5, zlib_helpers
when defined(NoSFML):
import server_utils
type TVector2i = object
x*, y*: int32
proc vec2i(x, y: int32): TVector2i =
result.x = x
result.y = y
else:
import sfml, sfml_audio, sfml_stuff
when not defined(NoChipmunk):
import chipmunk
type
TChecksumFile* = object
unpackedSize*: int
sum*: MD5Digest
compressed*: string
PZoneSettings* = ref TZoneSettings
TZoneSettings* = object
vehicles: seq[PVehicleRecord]
items: seq[PItemRecord]
objects: seq[PObjectRecord]
bullets: seq[PBulletRecord]
levelSettings: PLevelSettings
PLevelSettings* = ref TLevelSettings
TLevelSettings* = object
size*: TVector2i
starfield*: seq[PSpriteSheet]
PVehicleRecord* = ref TVehicleRecord
TVehicleRecord* = object
id*: int16
name*: string
playable*: bool
anim*: PAnimationRecord
physics*: TPhysicsRecord
handling*: THandlingRecord
TItemKind* = enum
Projectile, Utility, Ammo
PObjectRecord* = ref TObjectRecord
TObjectRecord* = object
id*: int16
name*: string
anim*: PAnimationRecord
physics*: TPhysicsRecord
PItemRecord* = ref TItemRecord
TItemRecord* = object
id*: int16
name*: string
anim*: PAnimationRecord
physics*: TPhysicsRecord ##apply when the item is dropped in the arena
cooldown*: float
energyCost*: float
useSound*: PSoundRecord
case kind*: TItemKind
of Projectile:
bullet*: PBulletRecord
else:
nil
PBulletRecord* = ref TBulletRecord
TBulletRecord* = object
id*: int16
name*: string
anim*: PAnimationRecord
physics*: TPhysicsRecord
lifetime*, inheritVelocity*, baseVelocity*: float
explosion*: TExplosionRecord
trail*: TTrailRecord
TTrailRecord* = object
anim*: PAnimationRecord
timer*: float ##how often it should be created
TPhysicsRecord* = object
mass*: float
radius*: float
moment*: float
THandlingRecord = object
thrust*, top_speed*: float
reverse*, strafe*, rotation*: float
TSoulRecord = object
energy*: int
health*: int
TExplosionRecord* = object
anim*: PAnimationRecord
sound*: PSoundRecord
PAnimationRecord* = ref TAnimationRecord
TAnimationRecord* = object
spriteSheet*: PSpriteSheet
angle*: float
delay*: float ##animation delay
PSoundRecord* = ref TSoundRecord
TSoundRecord* = object
file*: string
when defined(NoSFML):
contents*: TChecksumFile
else:
soundBuf*: PSoundBuffer
PSpriteSheet* = ref TSpriteSheet
TSpriteSheet* = object
file*: string
framew*,frameh*: int
rows*, cols*: int
when defined(NoSFML):
contents*: TChecksumFile
when not defined(NoSFML):
sprite*: PSprite
tex*: PTexture
TGameState* = enum
Lobby, Transitioning, Field
const
TAU* = PI * 2.0
MomentMult* = 0.62 ## global moment of inertia multiplier
var
cfg: PZoneSettings
SpriteSheets* = initTable[string, PSpriteSheet](64)
SoundCache * = initTable[string, PSoundRecord](64)
nameToVehID*: TTable[string, int]
nameToItemID*: TTable[string, int]
nameToObjID*: TTable[string, int]
nameToBulletID*: TTable[string, int]
activeState = Lobby
proc newSprite(filename: string; errors: var seq[string]): PSpriteSheet
proc load*(ss: PSpriteSheet): bool {.discardable.}
proc newSound(filename: string; errors: var seq[string]): PSoundRecord
proc load*(s: PSoundRecord): bool {.discardable.}
proc validateSettings*(settings: PJsonNode; errors: var seq[string]): bool
proc loadSettings*(rawJson: string, errors: var seq[string]): bool
proc loadSettingsFromFile*(filename: string, errors: var seq[string]): bool
proc fetchVeh*(name: string): PVehicleRecord
proc fetchItm*(itm: string): PItemRecord
proc fetchObj*(name: string): PObjectRecord
proc fetchBullet(name: string): PBulletRecord
proc importLevel(data: PJsonNode; errors: var seq[string]): PLevelSettings
proc importVeh(data: PJsonNode; errors: var seq[string]): PVehicleRecord
proc importObject(data: PJsonNode; errors: var seq[string]): PObjectRecord
proc importItem(data: PJsonNode; errors: var seq[string]): PItemRecord
proc importPhys(data: PJsonNode): TPhysicsRecord
proc importAnim(data: PJsonNode; errors: var seq[string]): PAnimationRecord
proc importHandling(data: PJsonNode): THandlingRecord
proc importBullet(data: PJsonNode; errors: var seq[string]): PBulletRecord
proc importSoul(data: PJsonNode): TSoulRecord
proc importExplosion(data: PJsonNode; errors: var seq[string]): TExplosionRecord
proc importSound(data: PJsonNode; errors: var seq[string]; fieldName: string = nil): PSoundRecord
## this is the only pipe between lobby and main.nim
proc getActiveState*(): TGameState =
result = activeState
proc transition*() =
assert activeState == Lobby, "Transition() called from a state other than lobby!"
activeState = Transitioning
proc doneWithSaidTransition*() =
assert activeState == Transitioning, "Finished() called from a state other than transitioning!"
activeState = Field
proc checksumFile*(filename: string): TChecksumFile =
let fullText = readFile(filename)
result.unpackedSize = fullText.len
result.sum = toMD5(fullText)
result.compressed = compress(fullText)
proc checksumStr*(str: string): TChecksumFile =
result.unpackedSize = str.len
result.sum = toMD5(str)
result.compressed = compress(str)
##at this point none of these should ever be freed
proc free*(obj: PZoneSettings) =
echo "Free'd zone settings"
proc free*(obj: PSpriteSheet) =
echo "Free'd ", obj.file
proc free*(obj: PSoundRecord) =
echo "Free'd ", obj.file
proc loadAllAssets*() =
var
loaded = 0
failed = 0
for name, ss in SpriteSheets.pairs():
if load(ss):
inc loaded
else:
inc failed
echo loaded," sprites loaded. ", failed, " sprites failed."
loaded = 0
failed = 0
for name, s in SoundCache.pairs():
if load(s):
inc loaded
else:
inc failed
echo loaded, " sounds loaded. ", failed, " sounds failed."
proc getLevelSettings*(): PLevelSettings =
result = cfg.levelSettings
iterator playableVehicles*(): PVehicleRecord =
for v in cfg.vehicles.items():
if v.playable:
yield v
template allAssets*(body: stmt) {.dirty.}=
block:
var assetType = FGraphics
for file, asset in pairs(SpriteSheets):
body
assetType = FSound
for file, asset in pairs(SoundCache):
body
template cacheImpl(procName, cacheName, resultType: expr; body: stmt) {.dirty, immediate.} =
proc procName*(filename: string; errors: var seq[string]): resulttype =
if hasKey(cacheName, filename):
return cacheName[filename]
new(result, free)
body
cacheName[filename] = result
template checkFile(path: expr): stmt {.dirty, immediate.} =
if not existsFile(path):
errors.add("File missing: "& path)
cacheImpl newSprite, SpriteSheets, PSpriteSheet:
result.file = filename
if not(filename =~ re"\S+_(\d+)x(\d+)\.\S\S\S"):
errors.add "Bad file: "&filename&" must be in format name_WxH.png"
return
result.framew = strutils.parseInt(matches[0])
result.frameh = strutils.parseInt(matches[1])
checkFile("data/gfx"/result.file)
cacheImpl newSound, SoundCache, PSoundRecord:
result.file = filename
checkFile("data/sfx"/result.file)
proc expandPath*(assetType: TAssetType; fileName: string): string =
result = "data/"
case assetType
of FGraphics: result.add "gfx/"
of FSound: result.add "sfx/"
else: nil
result.add fileName
proc expandPath*(fc: ScFileChallenge): string {.inline.} =
result = expandPath(fc.assetType, fc.file)
when defined(NoSFML):
proc load*(ss: PSpriteSheet): bool =
if not ss.contents.unpackedSize == 0: return
ss.contents = checksumFile(expandPath(FGraphics, ss.file))
result = true
proc load*(s: PSoundRecord): bool =
if not s.contents.unpackedSize == 0: return
s.contents = checksumFile(expandPath(FSound, s.file))
result = true
else:
proc load*(ss: PSpriteSheet): bool =
if not ss.sprite.isNil:
return
var image = sfml.newImage("data/gfx/"/ss.file)
if image == nil:
echo "Image could not be loaded"
return
let size = image.getSize()
ss.rows = int(size.y / ss.frameh) #y is h
ss.cols = int(size.x / ss.framew) #x is w
ss.tex = newTexture(image)
image.destroy()
ss.sprite = newSprite()
ss.sprite.setTexture(ss.tex, true)
ss.sprite.setTextureRect(intrect(0, 0, ss.framew.cint, ss.frameh.cint))
ss.sprite.setOrigin(vec2f(ss.framew / 2, ss.frameh / 2))
result = true
proc load*(s: PSoundRecord): bool =
s.soundBuf = newSoundBuffer("data/sfx"/s.file)
if not s.soundBuf.isNil:
result = true
template addError(e: expr): stmt {.immediate.} =
errors.add(e)
result = false
proc validateSettings*(settings: PJsonNode, errors: var seq[string]): bool =
result = true
if settings.kind != JObject:
addError("Settings root must be an object")
return
if not settings.existsKey("vehicles"):
addError("Vehicles section missing")
if not settings.existsKey("objects"):
errors.add("Objects section is missing")
result = false
if not settings.existsKey("level"):
errors.add("Level settings section is missing")
result = false
else:
let lvl = settings["level"]
if lvl.kind != JObject or not lvl.existsKey("size"):
errors.add("Invalid level settings")
result = false
elif not lvl.existsKey("size") or lvl["size"].kind != JArray or lvl["size"].len != 2:
errors.add("Invalid/missing level size")
result = false
if not settings.existsKey("items"):
errors.add("Items section missing")
result = false
else:
let items = settings["items"]
if items.kind != JArray or items.len == 0:
errors.add "Invalid or empty item list"
else:
var id = 0
for i in items.items:
if i.kind != JArray: errors.add("Item #$1 is not an array"% $id)
elif i.len != 3: errors.add("($1) Item record should have 3 fields"%($id))
elif i[0].kind != JString or i[1].kind != JString or i[2].kind != JObject:
errors.add("($1) Item should be in form [name, type, {item: data}]"% $id)
result = false
inc id
proc loadSettingsFromFile*(filename: string, errors: var seq[string]): bool =
if not existsFile(filename):
errors.add("File does not exist: "&filename)
else:
result = loadSettings(readFile(filename), errors)
proc loadSettings*(rawJson: string, errors: var seq[string]): bool =
var settings: PJsonNode
try:
settings = parseJson(rawJson)
except EJsonParsingError:
errors.add("JSON parsing error: "& getCurrentExceptionMsg())
return
except:
errors.add("Unknown exception: "& getCurrentExceptionMsg())
return
if not validateSettings(settings, errors):
return
if cfg != nil: #TODO try this
echo("Overwriting zone settings")
free(cfg)
cfg = nil
new(cfg, free)
cfg.levelSettings = importLevel(settings, errors)
cfg.vehicles = @[]
cfg.items = @[]
cfg.objects = @[]
cfg.bullets = @[]
nameToVehID = initTable[string, int](32)
nameToItemID = initTable[string, int](32)
nameToObjID = initTable[string, int](32)
nameToBulletID = initTable[string, int](32)
var
vID = 0'i16
bID = 0'i16
for vehicle in settings["vehicles"].items:
var veh = importVeh(vehicle, errors)
veh.id = vID
cfg.vehicles.add veh
nameToVehID[veh.name] = veh.id
inc vID
vID = 0
if settings.existsKey("bullets"):
for blt in settings["bullets"].items:
var bullet = importBullet(blt, errors)
bullet.id = bID
cfg.bullets.add bullet
nameToBulletID[bullet.name] = bullet.id
inc bID
for item in settings["items"].items:
var itm = importItem(item, errors)
itm.id = vID
cfg.items.add itm
nameToItemID[itm.name] = itm.id
inc vID
if itm.kind == Projectile:
if itm.bullet.isNil:
errors.add("Projectile #$1 has no bullet!"% $vID)
elif itm.bullet.id == -1:
## this item has an anonymous bullet, fix the ID and name
itm.bullet.id = bID
itm.bullet.name = itm.name
cfg.bullets.add itm.bullet
nameToBulletID[itm.bullet.name] = itm.bullet.id
inc bID
vID = 0
for obj in settings["objects"].items:
var o = importObject(obj, errors)
o.id = vID
cfg.objects.add o
nameToObjID[o.name] = o.id
inc vID
result = (errors.len == 0)
proc `$`*(obj: PSpriteSheet): string =
return "<Sprite $1 ($2x$3) $4 rows $5 cols>" % [obj.file, $obj.framew, $obj.frameh, $obj.rows, $obj.cols]
proc fetchVeh*(name: string): PVehicleRecord =
return cfg.vehicles[nameToVehID[name]]
proc fetchItm*(itm: string): PItemRecord =
return cfg.items[nameToItemID[itm]]
proc fetchObj*(name: string): PObjectRecord =
return cfg.objects[nameToObjID[name]]
proc fetchBullet(name: string): PBulletRecord =
return cfg.bullets[nameToBulletID[name]]
proc getField(node: PJsonNode, field: string, target: var float) =
if not node.existsKey(field):
return
if node[field].kind == JFloat:
target = node[field].fnum
elif node[field].kind == JInt:
target = node[field].num.float
proc getField(node: PJsonNode, field: string, target: var int) =
if not node.existsKey(field):
return
if node[field].kind == JInt:
target = node[field].num.int
elif node[field].kind == JFloat:
target = node[field].fnum.int
proc getField(node: PJsonNode; field: string; target: var bool) =
if not node.existsKey(field):
return
case node[field].kind
of JBool:
target = node[field].bval
of JInt:
target = (node[field].num != 0)
of JFloat:
target = (node[field].fnum != 0.0)
else: nil
template checkKey(node: expr; key: string): stmt =
if not existsKey(node, key):
return
proc importTrail(data: PJsonNode; errors: var seq[string]): TTrailRecord =
checkKey(data, "trail")
result.anim = importAnim(data["trail"], errors)
result.timer = 1000.0
getField(data["trail"], "timer", result.timer)
result.timer /= 1000.0
proc importLevel(data: PJsonNode; errors: var seq[string]): PLevelSettings =
new(result)
result.size = vec2i(5000, 5000)
result.starfield = @[]
checkKey(data, "level")
var level = data["level"]
if level.existsKey("size") and level["size"].kind == JArray and level["size"].len == 2:
result.size.x = level["size"][0].num.cint
result.size.y = level["size"][1].num.cint
if level.existsKey("starfield"):
for star in level["starfield"].items:
result.starfield.add(newSprite(star.str, errors))
proc importPhys(data: PJsonNode): TPhysicsRecord =
result.radius = 20.0
result.mass = 10.0
if data.existsKey("physics") and data["physics"].kind == JObject:
let phys = data["physics"]
phys.getField("radius", result.radius)
phys.getField("mass", result.mass)
when not defined(NoChipmunk):
result.moment = momentForCircle(result.mass, 0.0, result.radius, vectorZero) * MomentMult
proc importHandling(data: PJsonNode): THandlingRecord =
result.thrust = 45.0
result.topSpeed = 100.0 #unused
result.reverse = 30.0
result.strafe = 30.0
result.rotation = 2200.0
checkKey(data, "handling")
if data["handling"].kind != JObject:
return
let hand = data["handling"]
hand.getField("thrust", result.thrust)
hand.getField("top_speed", result.topSpeed)
hand.getField("reverse", result.reverse)
hand.getField("strafe", result.strafe)
hand.getField("rotation", result.rotation)
proc importAnim(data: PJsonNode, errors: var seq[string]): PAnimationRecord =
new(result)
result.angle = 0.0
result.delay = 1000.0
result.spriteSheet = nil
if data.existsKey("anim"):
let anim = data["anim"]
if anim.kind == JObject:
if anim.existsKey("file"):
result.spriteSheet = newSprite(anim["file"].str, errors)
anim.getField "angle", result.angle
anim.getField "delay", result.delay
elif data["anim"].kind == JString:
result.spriteSheet = newSprite(anim.str, errors)
result.angle = radians(result.angle) ## comes in as degrees
result.delay /= 1000 ## delay comes in as milliseconds
proc importSoul(data: PJsonNode): TSoulRecord =
result.energy = 10000
result.health = 1
checkKey(data, "soul")
let soul = data["soul"]
soul.getField("energy", result.energy)
soul.getField("health", result.health)
proc importExplosion(data: PJsonNode; errors: var seq[string]): TExplosionRecord =
checkKey(data, "explode")
let expl = data["explode"]
result.anim = importAnim(expl, errors)
result.sound = importSound(expl, errors, "sound")
proc importSound*(data: PJsonNode; errors: var seq[string]; fieldName: string = nil): PSoundRecord =
if data.kind == JObject:
checkKey(data, fieldName)
result = newSound(data[fieldName].str, errors)
elif data.kind == JString:
result = newSound(data.str, errors)
proc importVeh(data: PJsonNode; errors: var seq[string]): PVehicleRecord =
new(result)
result.playable = false
if data.kind != JArray or data.len != 2 or
(data.kind == JArray and
(data[0].kind != JString or data[1].kind != JObject)):
result.name = "(broken)"
errors.add "Vehicle record is malformed"
return
var vehData = data[1]
result.name = data[0].str
result.anim = importAnim(vehdata, errors)
result.physics = importPhys(vehdata)
result.handling = importHandling(vehdata)
vehdata.getField("playable", result.playable)
if result.anim.spriteSheet.isNil and result.playable:
result.playable = false
proc importObject(data: PJsonNode; errors: var seq[string]): PObjectRecord =
new(result)
if data.kind != JArray or data.len != 2:
result.name = "(broken)"
return
result.name = data[0].str
result.anim = importAnim(data[1], errors)
result.physics = importPhys(data[1])
proc importItem(data: PJsonNode; errors: var seq[string]): PItemRecord =
new(result)
if data.kind != JArray or data.len != 3:
result.name = "(broken)"
errors.add "Item record is malformed"
return
result.name = data[0].str
result.anim = importAnim(data[2], errors)
result.physics = importPhys(data[2])
result.cooldown = 100.0
data[2].getField("cooldown", result.cooldown)
result.cooldown /= 1000.0 ##cooldown is stored in ms
result.useSound = importSound(data[2], errors, "useSound")
case data[1].str.toLower
of "projectile":
result.kind = Projectile
if data[2]["bullet"].kind == JString:
result.bullet = fetchBullet(data[2]["bullet"].str)
elif data[2]["bullet"].kind == JInt:
result.bullet = cfg.bullets[data[2]["bullet"].num.int]
elif data[2]["bullet"].kind == JObject:
result.bullet = importBullet(data[2]["bullet"], errors)
else:
errors.add "UNKNOWN BULLET TYPE for item "& result.name
of "ammo":
result.kind = Ammo
of "utility":
nil
else:
errors.add "Invalid item type \""& data[1].str &"\" for item "& result.name
proc importBullet(data: PJsonNode; errors: var seq[string]): PBulletRecord =
new(result)
result.id = -1
var bdata: PJsonNode
if data.kind == JArray:
result.name = data[0].str
bdata = data[1]
elif data.kind == JObject:
bdata = data
else:
errors.add "Malformed bullet record"
return
result.anim = importAnim(bdata, errors)
result.physics = importPhys(bdata)
result.lifetime = 2000.0
result.inheritVelocity = 1000.0
result.baseVelocity = 30.0
getField(bdata, "lifetime", result.lifetime)
getField(bdata, "inheritVelocity", result.inheritVelocity)
getField(bdata, "baseVelocity", result.baseVelocity)
result.lifetime /= 1000.0 ## lifetime is stored as milliseconds
result.inheritVelocity /= 1000.0 ## inherit velocity 1000 = 1.0 (100%)
result.explosion = importExplosion(bdata, errors)
result.trail = importTrail(bdata, errors)

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@@ -0,0 +1,281 @@
import
sfml, sfml_colors,
input_helpers, sg_packets
from strutils import countlines
{.deadCodeElim: on.}
type
PGuiContainer* = ref TGuiContainer
TGuiContainer* = object of TObject
position: TVector2f
activeEntry: PTextEntry
widgets: seq[PGuiObject]
buttons: seq[PButton]
PGuiObject* = ref TGuiObject
TGuiObject* = object of TObject
PButton* = ref TButton
TButton* = object of TGuiObject
enabled: bool
bg*: sfml.PRectangleShape
text*: PText
onClick*: TButtonClicked
bounds: TFloatRect
PButtonCollection* = ref TButtonCollection
TButtonCollection* = object of TGuiContainer
PTextEntry* = ref TTextEntry
TTextEntry* = object of TButton
inputClient: input_helpers.PTextInput
PMessageArea* = ref TMessageArea
TMessageArea* = object of TGuiObject
pos: TVector2f
messages: seq[TMessage]
texts: seq[PText]
scrollBack*: int
sizeVisible*: int
direction*: int
TMessage = object
color: TColor
text: string
lines: int
TButtonClicked = proc(button: PButton)
var
guiFont* = newFont("data/fnt/LiberationMono-Regular.ttf")
messageProto* = newText("", guiFont, 16)
let
vectorZeroF* = vec2f(0.0, 0.0)
proc newGuiContainer*(): PGuiContainer
proc newGuiContainer*(pos: TVector2f): PGuiContainer {.inline.}
proc free*(container: PGuiContainer)
proc add*(container: PGuiContainer; widget: PGuiObject)
proc clearButtons*(container: PGuiContainer)
proc click*(container: PGuiContainer; position: TVector2f)
proc setActive*(container: PGuiContainer; entry: PTextEntry)
proc setPosition*(container: PGuiContainer; position: TVector2f)
proc update*(container: PGuiContainer; dt: float)
proc draw*(window: PRenderWindow; container: PGuiContainer) {.inline.}
proc newMessageArea*(container: PGuiContainer; position: TVector2f): PMessageArea {.discardable.}
proc add*(m: PMessageArea; msg: ScChat)
proc draw*(window: PRenderWindow; b: PButton) {.inline.}
proc click*(b: PButton; p: TVector2f)
proc setPosition*(b: PButton; p: TVector2f)
proc setString*(b: PButton; s: string) {.inline.}
proc newButton*(container: PGuiContainer; text: string; position: TVector2f;
onClick: TButtonClicked; startEnabled: bool = true): PButton {.discardable.}
proc init(b: PButton; text: string; position: TVector2f; onClick: TButtonClicked)
proc setEnabled*(b: PButton; enabled: bool)
proc disable*(b: PButton) {.inline.}
proc enable*(b: PButton) {.inline.}
proc newTextEntry*(container: PGuiContainer; text: string;
position: TVector2f; onEnter: TInputFinishedProc = nil): PTextEntry {.discardable.}
proc init(t: PTextEntry; text: string; onEnter: TInputFinishedProc)
proc draw*(window: PRenderWindow, t: PTextEntry) {.inline.}
proc setActive*(t: PTextEntry) {.inline.}
proc clearText*(t: PTextEntry) {.inline.}
proc getText*(t: PTextEntry): string {.inline.}
proc update*(m: PMessageArea)
if guiFont == nil:
echo("Could not load font, crying softly to myself.")
quit(1)
proc newGuiContainer*(): PGuiContainer =
new(result, free)
result.widgets = @[]
result.buttons = @[]
proc newGuiContainer*(pos: TVector2f): PGuiContainer =
result = newGuiContainer()
result.setPosition pos
proc free*(container: PGuiContainer) =
container.widgets = nil
container.buttons = nil
proc add*(container: PGuiContainer; widget: PGuiObject) =
container.widgets.add(widget)
proc add*(container: PGuiContainer; button: PButton) =
if container.isNil: return
container.buttons.add(button)
proc clearButtons*(container: PGuiContainer) =
container.buttons.setLen 0
proc click*(container: PGuiContainer; position: TVector2f) =
for b in container.buttons:
click(b, position)
proc setActive*(container: PGuiContainer; entry: PTextEntry) =
container.activeEntry = entry
setActive(entry)
proc setPosition*(container: PGuiContainer; position: TVector2f) =
container.position = position
proc update*(container: PGuiContainer; dt: float) =
if not container.activeEntry.isNil:
container.activeEntry.setString(container.activeEntry.getText())
proc draw*(window: PRenderWindow; container: PGuiContainer) =
for b in container.buttons:
window.draw b
proc free(c: PButton) =
c.bg.destroy()
c.text.destroy()
c.bg = nil
c.text = nil
c.onClick = nil
proc newButton*(container: PGuiContainer; text: string;
position: TVector2f; onClick: TButtonClicked;
startEnabled: bool = true): PButton =
new(result, free)
init(result,
text,
if not container.isNil: position + container.position else: position,
onClick)
container.add result
if not startEnabled: disable(result)
proc init(b: PButton; text: string; position: TVector2f; onClick: TButtonClicked) =
b.bg = newRectangleShape()
b.bg.setSize(vec2f(80.0, 16.0))
b.bg.setFillColor(color(20, 30, 15))
b.text = newText(text, guiFont, 16)
b.onClick = onClick
b.setPosition(position)
b.enabled = true
proc copy*(c: PButton): PButton =
new(result, free)
result.bg = c.bg.copy()
result.text = c.text.copy()
result.onClick = c.onClick
result.setPosition(result.bg.getPosition())
proc setEnabled*(b: PButton; enabled: bool) =
b.enabled = enabled
if enabled:
b.text.setColor(White)
else:
b.text.setColor(Gray)
proc enable*(b: PButton) = setEnabled(b, true)
proc disable*(b: PButton) = setEnabled(b, false)
proc draw*(window: PRenderWindow; b: PButton) =
window.draw b.bg
window.draw b.text
proc setPosition*(b: PButton, p: TVector2f) =
b.bg.setPosition(p)
b.text.setPosition(p)
b.bounds = b.text.getGlobalBounds()
proc setString*(b: PButton; s: string) =
b.text.setString(s)
proc click*(b: PButton, p: TVector2f) =
if b.enabled and (addr b.bounds).contains(p.x, p.y):
b.onClick(b)
proc free(obj: PTextEntry) =
free(PButton(obj))
proc newTextEntry*(container: PGuiContainer; text: string;
position: TVector2F; onEnter: TInputFinishedProc = nil): PTextEntry =
new(result, free)
init(PButton(result), text, position + container.position, proc(b: PButton) =
setActive(container, PTextEntry(b)))
init(result, text, onEnter)
container.add result
proc init(t: PTextEntry; text: string; onEnter: TInputFinishedProc) =
t.inputClient = newTextInput(text, text.len, onEnter)
proc draw(window: PRenderWindow; t: PTextEntry) =
window.draw PButton(t)
proc clearText*(t: PTextEntry) =
t.inputClient.clear()
proc getText*(t: PTextEntry): string =
return t.inputClient.text
proc setActive*(t: PTextEntry) =
if not t.isNil and not t.inputClient.isNil:
input_helpers.setActive(t.inputClient)
discard """proc newMessageArea*(container: PGuiContainer; position: TVector2f): PMessageArea =
new(result)
result.messages = @[]
result.pos = position
container.add(result)
proc add*(m: PMessageArea, text: string): PText =
result = messageProto.copy()
result.setString(text)
m.messages.add(result)
let nmsgs = len(m.messages)
var pos = vec2f(m.pos.x, m.pos.y)
for i in countdown(nmsgs - 1, max(nmsgs - 30, 0)):
setPosition(m.messages[i], pos)
pos.y -= 16.0
proc draw*(window: PRenderWindow; m: PMessageArea) =
let nmsgs = len(m.messages)
if nmsgs == 0: return
for i in countdown(nmsgs - 1, max(nmsgs - 30, 0)):
window.draw(m.messages[i])
"""
proc newMessageArea*(container: PGuiContainer; position: TVector2f): PMessageArea =
new(result)
result.messages = @[]
result.texts = @[]
result.pos = position + container.position
result.sizeVisible = 10
result.scrollBack = 0
result.direction = -1 ## to push old messages up
container.add(result)
proc add*(m: PMessageArea, msg: ScChat) =
const prependName = {CPub, CPriv}
var mmm: TMessage
if msg.kind in prependName:
mmm.text = "<"
mmm.text.add msg.fromPlayer
mmm.text.add "> "
mmm.text.add msg.text
else:
mmm.text = msg.text
case msg.kind
of CPub: mmm.color = RoyalBlue
of CPriv, CSystem: mmm.color = Green
of CError: mmm.color = Red
mmm.lines = countLines(mmm.text)+1
m.messages.add mmm
update m
proc add*(m: PMessageArea, msg: string) {.inline.} =
var chat = newScChat(kind = CSystem, text = msg)
add(m, chat)
proc proctor*(m: PText; msg: ptr TMessage; pos: ptr TVector2f) =
m.setString msg.text
m.setColor msg.color
m.setPosition pos[]
proc update*(m: PMessageArea) =
if m.texts.len < m.sizeVisible:
echo "adding ", m.sizeVisible - m.texts.len, " fields"
for i in 1..m.sizeVisible - m.texts.len:
var t = messageProto.copy()
m.texts.add messageProto.copy()
elif m.texts.len > m.sizeVisible:
echo "cutting ", m.texts.len - m.sizeVisible, " fields"
for i in m.sizeVisible.. < m.texts.len:
m.texts.pop().destroy()
let nmsgs = m.messages.len()
if m.sizeVisible == 0 or nmsgs == 0:
echo "no messages? ", m.sizeVisible, ", ", nmsgs
return
var pos = vec2f(m.pos.x, m.pos.y)
for i in 0.. min(m.sizeVisible, nmsgs)-1:
##echo nmsgs - i - 1 - m.scrollBack
let msg = addr m.messages[nmsgs - i - 1 - m.scrollBack]
proctor(m.texts[i], msg, addr pos)
pos.y += (16 * m.direction * msg.lines).cfloat
proc draw*(window: PRenderWindow; m: PMessageArea) =
let nmsgs = len(m.texts)
if nmsgs == 0: return
for i in countdown(nmsgs - 1, max(nmsgs - m.sizeVisible, 0)):
window.draw m.texts[i]

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@@ -0,0 +1,106 @@
import genpacket_enet, sockets, md5, enet
defPacketImports()
type
PacketID* = char
template idpacket(pktName, id, s2c, c2s: expr): stmt {.immediate, dirty.} =
let `H pktName`* {.inject.} = id
defPacket(`Sc pktName`, s2c)
defPacket(`Cs pktName`, c2s)
forwardPacketT(Uint8, int8)
forwardPacketT(Uint16, int16)
forwardPacketT(TPort, int16)
idPacket(Login, 'a',
tuple[id: int32; alias: string; sessionKey: string],
tuple[alias: string, passwd: string])
let HZoneJoinReq* = 'j'
defPacket(CsZoneJoinReq, tuple[session: ScLogin])
defPacket(ScZoneRecord, tuple[
name: string = "", desc: string = "",
ip: string = "", port: TPort = 0.Tport])
idPacket(ZoneList, 'z',
tuple[network: string = "", zones: seq[ScZoneRecord]],
tuple[time: string])
let HPoing* = 'p'
defPacket(Poing, tuple[id: int32, time: float32])
type ChatType* = enum
CPub = 0'i8, CPriv, CSystem, CError
forwardPacketT(ChatType, int8)
idPacket(Chat, 'C',
tuple[kind: ChatType = CPub; fromPlayer: string = ""; text: string = ""],
tuple[target: string = ""; text: string = ""])
idPacket(Hello, 'h',
tuple[resp: string],
tuple[i: int8 = 14])
let HPlayerList* = 'P'
defPacket(ScPlayerRec, tuple[id: int32; alias: string = ""])
defPacket(ScPlayerList, tuple[players: seq[ScPlayerRec]])
let HTeamList* = 'T'
defPacket(ScTeam, tuple[id: int8; name: string = ""])
defPacket(ScTeamList, tuple[teams: seq[ScTeam]])
let HTeamChange* = 't'
idPacket(ZoneQuery, 'Q',
tuple[playerCount: Uint16], ##i should include a time here or something
tuple[pad: char = '\0'])
type SpawnKind = enum
SpawnItem = 1'i8, SpawnVehicle, SpawnObject
forwardPacketT(SpawnKind, int8)
defPacket(ScSpawn, tuple[
kind: SpawnKind; id: uint16; record: uint16; amount: uint16])
type TAssetType* = enum
FZoneCfg = 1'i8, FGraphics, FSound
forwardPacketT(TAssetType, int8)
forwardPacket(MD5Digest, array[0..15, int8])
idPacket(FileChallenge, 'F',
tuple[file: string; assetType: TAssetType; fullLen: int32],
tuple[needFile: bool; checksum: MD5Digest])
let HChallengeResult* = '('
defPacket(ScChallengeResult, tuple[status: bool])
let HFileTransfer* = 'f'
defPacket(ScFileTransfer, tuple[fileSize: int32; pos: int32; data: string])
defPacket(CsFilepartAck, tuple[lastpos: int32])
##dir server messages
let HZoneLogin* = 'u'
defPacket(SdZoneLogin, tuple[name: string; key: string; record: ScZoneRecord])
defPacket(DsZoneLogin, tuple[status: bool])
let HDsMsg* = 'c'
defPacket(DsMsg, tuple[msg: string])
let HVerifyClient* = 'v'
defPacket(SdVerifyClient, tuple[session: ScLogin])
when isMainModule:
var buf = newBuffer(100)
var m = toMd5("hello there")
echo(repr(m))
buf.pack m
echo(repr(buf.data))
echo(len(buf.data))
buf.reset()
var x = buf.readMD5Digest()
echo(repr(x))

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@@ -0,0 +1,38 @@
when defined(NoSFML) or defined(NoChipmunk):
{.error.}
import sfml_audio, sfml_stuff, sg_assets, chipmunk
const
MinDistance* = 350.0
Attenuation* = 20.0
var
liveSounds: seq[PSound] = @[]
deadSounds: seq[PSound] = @[]
proc playSound*(sound: PSoundRecord, pos: TVector) =
if sound.isNil or sound.soundBuf.isNil: return
var s: PSound
if deadSounds.len == 0:
s = sfml_audio.newSound()
s.setLoop false
s.setRelativeToListener true
s.setAttenuation Attenuation
s.setMinDistance MinDistance
else:
s = deadSounds.pop()
s.setPosition(vec3f(pos.x, 0, pos.y))
s.setBuffer(sound.soundBuf)
s.play()
liveSounds.add s
proc updateSoundBuffer*() =
var i = 0
while i < len(liveSounds):
if liveSounds[i].getStatus == Stopped:
deadSounds.add liveSounds[i]
liveSounds.del i
else:
inc i
proc report*() =
echo "live: ", liveSounds.len
echo "dead: ", deadSounds.len

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@@ -0,0 +1,35 @@
import
sfml, chipmunk,
sg_assets, sfml_stuff, keineschweine
proc accel*(obj: PVehicle, dt: float) =
#obj.velocity += vec2f(
# cos(obj.angle) * obj.record.handling.thrust.float * dt,
# sin(obj.angle) * obj.record.handling.thrust.float * dt)
obj.body.applyImpulse(
vectorForAngle(obj.body.getAngle()) * dt * obj.record.handling.thrust,
vectorZero)
proc reverse*(obj: PVehicle, dt: float) =
#obj.velocity += vec2f(
# -cos(obj.angle) * obj.record.handling.reverse.float * dt,
# -sin(obj.angle) * obj.record.handling.reverse.float * dt)
obj.body.applyImpulse(
-vectorForAngle(obj.body.getAngle()) * dt * obj.record.handling.reverse,
vectorZero)
proc strafe_left*(obj: PVehicle, dt: float) =
obj.body.applyImpulse(
vectorForAngle(obj.body.getAngle()).perp() * obj.record.handling.strafe * dt,
vectorZero)
proc strafe_right*(obj: PVehicle, dt: float) =
obj.body.applyImpulse(
vectorForAngle(obj.body.getAngle()).rperp()* obj.record.handling.strafe * dt,
vectorZero)
proc turn_right*(obj: PVehicle, dt: float) =
#obj.angle = (obj.angle + (obj.record.handling.rotation.float / 10.0 * dt)) mod TAU
obj.body.setTorque(obj.record.handling.rotation)
proc turn_left*(obj: PVehicle, dt: float) =
#obj.angle = (obj.angle - (obj.record.handling.rotation.float / 10.0 * dt)) mod TAU
obj.body.setTorque(-obj.record.handling.rotation)
proc offsetAngle*(obj: PVehicle): float {.inline.} =
return (obj.record.anim.angle + obj.body.getAngle())

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@@ -0,0 +1,40 @@
import zlib
proc compress*(source: string): string =
var
sourcelen = source.len
destlen = sourcelen + (sourcelen.float * 0.1).int + 16
result = ""
result.setLen destLen
var res = zlib.compress(cstring(result), addr destLen, cstring(source), sourceLen)
if res != Z_OK:
echo "Error occured: ", res
elif destLen < result.len:
result.setLen(destLen)
proc uncompress*(source: string, destLen: var int): string =
result = ""
result.setLen destLen
var res = zlib.uncompress(cstring(result), addr destLen, cstring(source), source.len)
if res != Z_OK:
echo "Error occured: ", res
when isMainModule:
import strutils
var r = compress("Hello")
echo repr(r)
var l = "Hello".len
var rr = uncompress(r, l)
echo repr(rr)
assert rr == "Hello"
proc `*`(a: string; b: int): string {.inline.} = result = repeatStr(b, a)
var s = "yo dude sup bruh homie" * 50
r = compress(s)
echo s.len, " -> ", r.len
l = s.len
rr = uncompress(r, l)
echo r.len, " -> ", rr.len
assert rr == s

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import nake
import httpclient, zipfiles, times, math
nakeImports
randomize()
const
GameAssets = "http://dl.dropbox.com/u/37533467/data-08-01-2012.7z"
BinLibs = "http://dl.dropbox.com/u/37533467/libs-2012-09-12.zip"
ExeName = "keineschweine"
ServerDefines = "-d:NoSFML -d:NoChipmunk"
TestBuildDefines = "-d:escapeMenuTest -d:debugWeps -d:showFPS -d:moreNimrod -d:debugKeys -d:foo -d:recordMode --forceBuild"
ReleaseDefines = "-d:release --deadCodeElim:on"
ReleaseTestDefines = "-d:debugWeps -d:debugKeys --forceBuild"
task "testprofile", "..":
if shell("nimrod", TestBuildDefines, "--profiler:on", "--stacktrace:on", "compile", ExeName) == 0:
shell "."/ExeName, "offline"
task "test", "Build with test defines":
if shell("nimrod", TestBuildDefines, "compile", ExeName) != 0:
quit "The build failed."
task "testrun", "Build with test defines and run":
runTask "test"
shell "."/ExeName
task "test2", "Build release test build test release build":
if shell("nimrod", ReleaseDefines, ReleaseTestDefines, "compile", ExeName) == 0:
shell "."/ExeName
discard """task "dirserver", "build the directory server":
withDir "server":
if shell("nimrod", ServerDefines, "compile", "dirserver") != 0:
echo "Failed to build the dirserver"
quit 1"""
task "zoneserver", "build the zone server":
withDir "enet_server":
if shell("nimrod", ServerDefines, "compile", "enet_server") != 0:
quit "Failed to build the zoneserver"
task "zoneserver-gui", "build the zone server, with gui!":
withDir "enet_server":
if shell("nimrod", ServerDefines, "--app:gui", "compile", "enet_server") != 0:
quit "Failed to build the zoneserver"
task "servers", "build the server and directory server":
#runTask "dirserver"
runTask "zoneserver"
echo "Successfully built both servers :')"
task "all", "run SERVERS and TEST tasks":
runTask "servers"
runTask "test"
task "release", "release build":
let res = shell("nimrod", ReleaseDefines, "compile", ExeName)
if res != 0:
echo "The build failed."
quit 1
else:
runTask "clean"
## zip up all the files and such or something useful here
task "testskel", "create skeleton test dir for testing":
let dirname = "test-"& $random(5000)
removeDir dirName
createDir dirName/"data/fnt"
copyFile "data/fnt/LiberationMono-Regular", dirName/"data/fnt/LiberationMono-Regular.ttf"
copyFile "client_settings.json", dirName/"client_settings.json"
runTask "test"
copyFile ExeName, dirName/ExeName
withDir dirName:
shell "."/ExeName
task "clean", "cleanup generated files":
var dirs = @["nimcache", "server"/"nimcache"]
dirs.each(proc(x: var string) =
if existsDir(x): removeDir(x))
task "download", "download game assets":
var
skipAssets = false
path = expandFilename("data")
path.add DirSep
path.add(extractFilename(gameAssets))
if existsFile(path):
echo "The file already exists\n",
"[R]emove [M]ove [Q]uit [S]kip Source: ", GameAssets
case stdin.readLine.toLower
of "r":
removeFile path
of "m":
moveFile path, path/../(extractFilename(gameAssets)&"-old")
of "s":
skipAssets = true
else:
quit 0
else:
echo "Downloading from ", GameAssets
if not skipAssets:
echo "Downloading to ", path
downloadFile gameAssets, path
echo "Download finished"
let targetDir = parentDir(parentDir(path))
when defined(linux):
let z7 = findExe("7z")
if z7 == "":
echo "Could not find 7z"
elif shell(z7, "t", path) != 0: ##note to self: make sure this is right
echo "Bad download"
else:
echo "Unpacking..."
shell(z7, "x", "-w[$1]" % targetDir, path)
else:
echo "I do not know how to unpack the data on this system. Perhaps you could ",
"fill this part in?"
echo "Download binary libs? Only libs for linux are available currently, enjoy the irony.\n",
"[Y]es [N]o Source: ", BinLibs
case stdin.readline.toLower
of "y", "yes":
discard ## o_O
else:
return
path = extractFilename(BinLibs)
downloadFile BinLibs, path
echo "Downloaded dem libs ", path
when true: echo "Unpack it yourself, sorry."
else: ## this crashes, dunno why
var
z: TZipArchive
destDir = getCurrentDir()/("unzip"& $random(5000))
if not z.open(path, fmRead):
echo "Could not open zip, bad download?"
return
echo "Extracting to ", destDir
createDir destDir
#z.extractAll destDir
for f in z.walkFiles():
z.extractFile(f, destDir/f)
z.close()
echo "Extracted the libs dir. Copy the ones you need to this dir."
task "zip-lib", "zip up the libs dir":
var z: TZipArchive
if not z.open("libs-"& getDateStr() &".zip", fmReadWrite):
quit "Could not open zip"
for file in walkDirRec("libs", {pcFile, pcDir}):
echo "adding file ", file
z.addFile(file)
z.close()
echo "Great success!"

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path = "dependencies/nake"

View File

@@ -0,0 +1,7 @@
{
"network":"lamenet",
"port":2049,
"zones":[
{"name":"alphazone","key":"skittles"}
]
}

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debugger = off
deadCodeElim = on
path = ".."
path = "../genpacket"
path = "../helpers"
define = NoSFML

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## directory server
## handles client authorization and assets
import
sockets, times, streams, streams_enh, tables, json, os,
sg_packets, sg_assets, md5, server_utils, map_filter
type
THandler = proc(client: PCLient; stream: PStream)
var
server: TSocket
handlers = initTable[char, THandler](16)
thisZone = newScZoneRecord("local", "sup")
zoneList = newScZoneList()
thisZoneSettings: string
zoneSlots: seq[tuple[name: string; key: string]] = @[]
zones: seq[PClient] = @[]
## I was high.
clients = initTable[TupAddress, PClient](16)
alias2client = initTable[string, PClient](32)
allClients: seq[PClient] = @[]
proc findClient*(host: string; port: int16): PClient =
let addy: TupAddress = (host, port)
if clients.hasKey(addy):
return clients[addy]
result = newClient(addy)
clients[addy] = result
allClients.add(result)
proc loginZone(client: PClient; login: SdZoneLogin): bool =
if not client.auth:
for s in zoneSlots.items:
if s.name == login.name and s.key == login.key:
client.auth = true
client.kind = CServer
client.record = login.record
result = true
break
proc sendZoneList(client: PClient) =
echo(">> zonelist ", client, ' ', HZoneList)
client.send(HZonelist, zonelist)
proc forwardPrivate(rcv: PClient; sender: PClient; txt: string) =
var m = newScChat(CPriv, sender.alias, txt)
rcv.send(HChat, m)
proc sendChat(client: PClient; kind: ChatType; txt: string) =
echo(">> chat ", client)
var m = newScChat(kind, "", txt)
client.send(HChat, m)
var pubChatQueue = newIncomingBuffer()
proc queuePub(sender: string, msg: CsChat) =
var chat = newScChat(kind = CPub, fromPlayer = sender, text = msg.text)
pubChatQueue.write(HChat)
chat.pack(pubChatQueue)
handlers[HHello] = (proc(client: PClient; stream: PStream) =
var h = readCsHello(stream)
if h.i == 14:
var greet = newScHello("Well hello there")
client.send(HHello, greet))
handlers[HLogin] = proc(client: PClient; stream: PStream) =
var loginInfo = readCsLogin(stream)
echo("** login: alias = ", loginInfo.alias)
if alias2client.hasKey(loginInfo.alias):
client.sendError("Alias in use.")
return
if client.loginPlayer(loginInfo):
alias2client[client.alias] = client
client.sendMessage("Welcome "& client.alias)
var session = newScLogin(client.id, client.alias, client.session)
client.send HLogin, session
client.sendZonelist()
handlers[HZoneList] = proc(client: PClient; stream: PStream) =
var pinfo = readCsZoneList(stream)
echo("** zonelist req")
sendZoneList client
handlers[HChat] = proc(client: PClient; stream: PStream) =
var chat = readCsChat(stream)
if not client.auth:
client.sendError("You are not logged in.")
return
if chat.target != "": ##private
if alias2client.hasKey(chat.target):
alias2client[chat.target].forwardPrivate(client, chat.text)
else:
queuePub(client.alias, chat)
proc sendServMsg(client: PClient; msg: string) =
var m = newDsMsg(msg)
client.send HDsMsg, m
handlers[HZoneLogin] = proc(client: PClient; stream: PStream) =
var
login = readSdZoneLogin(stream)
if not client.loginZone(login):
client.sendServMsg "Invalid login"
else:
client.sendServMsg "Welcome to the servers"
echo "** Zone logged in: ", login
zones.add client
zonelist.zones.add client.record
handlers[HFileChallenge] = proc(client: PClient; stream: PStream) =
if client.auth:
if client.kind == CServer:
var chg = readScFileChallenge(stream)
proc handlePkt(s: PClient; stream: PStream) =
while not stream.atEnd:
var typ = readChar(stream)
if not handlers.hasKey(typ):
break
else:
handlers[typ](s, stream)
proc createServer(port: TPort) =
if not server.isNil:
server.close()
server = socket(typ = SOCK_DGRAM, protocol = IPPROTO_UDP, buffered = false)
server.bindAddr(port)
var clientIndex = 0
var incoming = newIncomingBuffer()
proc poll*(timeout: int = 250) =
if server.isNil: return
var
reads = @[server]
writes = @[server]
if select(reads, timeout) > 0:
var
addy = ""
port: TPort
incoming.data.setLen 512
let res = server.recvFromAsync(incoming.data, 512, addy, port, 0)
if not res:
echo("No recv")
return
else:
var client = findClient(addy, port.int16)
echo "<< ", res, " ", client, ": ", len(incoming.data), " ", repr(incoming.data)
handlePkt(client, incoming)
incoming.flush()
if selectWrite(writes, timeout) > 0:
let nclients = allClients.len
if nclients == 0:
return
clientIndex = (clientIndex + 1) mod nclients
var c = allClients[clientIndex]
if c.outputBuf.getPosition > 0:
let res = server.sendTo(c.addy.host, c.addy.port.TPort, c.outputBuf.data)
echo("Write ", c, " result: ", res, " data: ", repr(c.outputBuf.data))
c.outputBuf.flush()
when isMainModule:
import parseopt, matchers, strutils
var cfgFile = "dirserver_settings.json"
for kind, key, val in getOpt():
case kind
of cmdShortOption, cmdLongOption:
case key
of "f", "file":
if existsFile(val):
cfgFile = val
else:
echo("File does not exist: ", val)
else:
echo("Unknown option: ", key," ", val)
else:
echo("Unknown option: ", key, " ", val)
var jsonSettings = parseFile(cfgFile)
let port = TPort(jsonSettings["port"].num)
zonelist.network = jsonSettings["network"].str
for slot in jsonSettings["zones"].items:
zoneSlots.add((slot["name"].str, slot["key"].str))
createServer(port)
echo("Listening on port ", port, "...")
var pubChatTimer = cpuTime() #newClock()
const PubChatDelay = 1000/1000
while true:
poll(15)
## TODO sort this type of thing VV into a queue api
if cpuTime() - pubChatTimer > PubChatDelay: #.getElapsedTime.asMilliseconds > 100:
pubChatTimer -= pubChatDelay
if pubChatQueue.getPosition > 0:
var cn = 0
let sizePubChat = pubChatQueue.data.len
var sent = 0
filterIt2(allClients, it.auth == true and it.kind == CPlayer):
it.outputBuf.writeData(addr pubChatQueue.data[0], sizePubChat)
sent += 1
#for c in allClients:
# c.outputBuf.writeData(addr pubChatQueue.data[0], sizePubChat)
pubChatQueue.flush()
echo "pubChatQueue flushed to ", sent, "clients"

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import
streams, md5, sockets, unsigned,
sg_packets, zlib_helpers, idgen
type
TClientType* = enum
CServer = 0'i8, CPlayer, CUnknown
PClient* = ref TClient
TClient* = object of TObject
id*: int32
addy*: TupAddress
clientID*: uint16
auth*: bool
outputBuf*: PStringStream
case kind*: TClientType
of CPlayer:
alias*: string
session*: string
lastPing*: float
failedPings*: int
of CServer:
record*: ScZoneRecord
cfg*: TChecksumFile
of CUnknown: nil
TChecksumFile* = object
unpackedSize*: int
sum*: MD5Digest
compressed*: string
TupAddress* = tuple[host: string, port: int16]
PIDGen*[T: Ordinal] = ref TIDGen[T]
TIDGen[T: Ordinal] = object
max: T
freeIDs: seq[T]
var cliID = newIdGen[int32]()
proc sendMessage*(client: PClient; txt: string)
proc sendError*(client: PClient; txt: string)
proc `$`*(client: PClient): string
proc newIncomingBuffer*(size = 1024): PStringStream =
result = newStringStream("")
result.data.setLen size
result.data.setLen 0
result.flushImpl = proc(stream: PStream) =
stream.setPosition(0)
PStringStream(stream).data.setLen(0)
proc free*(c: PClient) =
echo "Client freed: ", c
cliID.del c.id
c.outputBuf.flush()
c.outputBuf = nil
proc newClient*(addy: TupAddress): PClient =
new(result, free)
result.addy = addy
result.outputBuf = newStringStream("")
result.outputBuf.flushImpl = proc(stream: PStream) =
stream.setPosition 0
PStringStream(stream).data.setLen 0
proc loginPlayer*(client: PClient; login: CsLogin): bool =
if client.auth:
client.sendError("You are already logged in.")
return
client.id = cliID.next()
client.auth = true
client.kind = CPlayer
client.alias = login.alias
client.session = getMD5(client.alias & $rand(10000))
result = true
proc `$`*(client: PClient): string =
if not client.auth: return $client.addy
case client.kind
of CPlayer: result = client.alias
of CServer: result = client.record.name
else: result = $client.addy
proc send*[T](client: PClient; pktType: char; pkt: var T) =
client.outputBuf.write(pktType)
pkt.pack(client.outputBuf)
proc sendMessage*(client: PClient; txt: string) =
var m = newScChat(CSystem, text = txt)
client.send HChat, m
proc sendError*(client: PClient; txt: string) =
var m = newScChat(CError, text = txt)
client.send HChat, m
proc checksumFile*(filename: string): TChecksumFile =
let fullText = readFile(filename)
result.unpackedSize = fullText.len
result.sum = toMD5(fullText)
result.compressed = compress(fullText)
proc checksumStr*(str: string): TChecksumFile =
result.unpackedSize = str.len
result.sum = toMD5(str)
result.compressed = compress(str)

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import
sockets, times, streams, streams_enh, tables, json, os, unsigned,
sg_packets, sg_assets, md5, server_utils, client_helpers
var
dirServer: PServer
thisZone = newScZoneRecord("local", "sup")
thisZoneSettings: PZoneSettings
dirServerConnected = false
## I was high.
clients = initTable[TupAddress, PClient](16)
alias2client = initTable[string, PClient](32)
allClients: seq[PClient] = @[]
zonePlayers: seq[PClient] = @[]
const
PubChatDelay = 100/1000 #100 ms
import hashes
proc hash*(x: uint16): THash {.inline.} =
result = int32(x)
proc findClient*(host: string; port: int16): PClient =
let addy: TupAddress = (host, port)
if clients.hasKey(addy):
return clients[addy]
result = newClient(addy)
clients[addy] = result
allClients.add(result)
proc sendZoneList(client: PClient) =
echo(">> zonelist ", client)
#client.send(HZonelist, zonelist)
proc forwardPrivate(rcv: PClient; sender: PClient; txt: string) =
var m = newScChat(CPriv, sender.alias, txt)
rcv.send(HChat, m)
proc sendChat(client: PClient; kind: ChatType; txt: string) =
echo(">> chat ", client)
var m = newScChat(kind, "", txt)
client.send(HChat, m)
var pubChatQueue = newStringStream("")
pubChatQueue.flushImpl = proc(stream: PStream) =
stream.setPosition(0)
PStringStream(stream).data.setLen(0)
proc queuePub(sender: string, msg: CsChat) =
var chat = newScChat(kind = CPub, fromPlayer = sender, text = msg.text)
pubChatQueue.write(HChat)
chat.pack(pubChatQueue)
handlers[HHello] = (proc(client: PClient; stream: PStream) =
var h = readCsHello(stream)
if h.i == 14:
var greet = newScHello("Well hello there")
client.send(HHello, greet))
handlers[HLogin] = proc(client: PClient; stream: PStream) =
var loginInfo = readCsLogin(stream)
echo("** login: alias = ", loginInfo.alias)
if not dirServerConnected and client.loginPlayer(loginInfo):
client.sendMessage("Welcome "& client.alias)
alias2client[client.alias] = client
client.sendZonelist()
handlers[HZoneList] = proc(client: PClient; stream: PStream) =
var pinfo = readCsZoneList(stream)
echo("** zonelist req")
handlers[HChat] = proc(client: PClient; stream: PStream) =
var chat = readCsChat(stream)
if not client.auth:
client.sendError("You are not logged in.")
return
if chat.target != "": ##private
if alias2client.hasKey(chat.target):
alias2client[chat.target].forwardPrivate(client, chat.text)
else:
queuePub(client.alias, chat)
handlers[HZoneQuery] = proc(client: PClient; stream: PStream) =
echo("Got zone query")
var q = readCsZoneQuery(stream)
var resp = newScZoneQuery(zonePlayers.len.uint16)
client.send(HZoneQuery, resp)
handlers[HZoneJoinReq] = proc(client: PClient; stream: PStream) =
var req = readCsZoneJoinReq(stream)
echo "Join zone request from (",req.session.id,") ", req.session.alias
if client.auth and client.kind == CPlayer:
echo "Client is authenticated, verifying filez"
client.startVerifyingFiles()
elif dirServerConnected:
echo "Dirserver is connected, verifying client"
dirServer.send HVerifyClient, req.session
else:
echo "Dirserver is disconnected =("
client.startVerifyingFiles()
proc handlePkt(s: PClient; stream: PStream) =
while not stream.atEnd:
var typ = readChar(stream)
if not handlers.hasKey(typ):
break
else:
handlers[typ](s, stream)
proc createServer(port: TPort) =
if not server.isNil:
server.close()
server = socket(typ = SOCK_DGRAM, protocol = IPPROTO_UDP, buffered = false)
server.bindAddr(port)
var clientIndex = 0
var incoming = newIncomingBuffer()
proc poll*(timeout: int = 250) =
if server.isNil: return
var
reads = @[server]
writes = @[server]
if select(reads, timeout) > 0:
var
addy = ""
port: TPort
let res = server.recvFromAsync(incoming.data, 512, addy, port, 0)
if not res:
echo("No recv")
return
else:
var client = findClient(addy, port.int16)
#echo("<< ", res, " ", client.alias, ": ", len(line.data), " ", repr(line.data))
handlePkt(client, incoming)
incoming.flush()
if selectWrite(writes, timeout) > 0:
let nclients = allClients.len
if nclients == 0:
return
clientIndex = (clientIndex + 1) mod nclients
var c = allClients[clientIndex]
if c.outputBuf.getPosition > 0:
let res = server.sendTo(c.addy.host, c.addy.port.TPort, c.outputBuf.data)
echo("Write ", c, " result: ", res, " data: ", c.outputBuf.data)
c.outputBuf.flush()
when isMainModule:
import parseopt, matchers, strutils
var zoneCfgFile = "./server_settings.json"
for kind, key, val in getOpt():
case kind
of cmdShortOption, cmdLongOption:
case key
of "f", "file":
if existsFile(val):
zoneCfgFile = val
else:
echo("File does not exist: ", val)
else:
echo("Unknown option: ", key," ", val)
else:
echo("Unknown option: ", key, " ", val)
var jsonSettings = parseFile(zoneCfgFile)
let
host = jsonSettings["host"].str
port = TPort(jsonSettings["port"].num)
zoneFile = jsonSettings["settings"].str
dirServerInfo = jsonSettings["dirserver"]
var path = getAppDir()/../"data"/zoneFile
if not existsFile(path):
echo("Zone settings file does not exist: ../data/", zoneFile)
echo(path)
quit(1)
## Test file
block:
var
TestFile: FileChallengePair
contents = repeatStr(2, "abcdefghijklmnopqrstuvwxyz")
testFile.challenge = newScFileChallenge("foobar.test", FZoneCfg, contents.len.int32)
testFile.file = checksumStr(contents)
myAssets.add testFile
setCurrentDir getAppDir().parentDir()
block:
let zonesettings = readFile(path)
var
errors: seq[string] = @[]
if not loadSettings(zoneSettings, errors):
echo("You have errors in your zone settings:")
for e in errors: echo("**", e)
quit(1)
errors.setLen 0
var pair: FileChallengePair
pair.challenge.file = zoneFile
pair.challenge.assetType = FZoneCfg
pair.challenge.fullLen = zoneSettings.len.int32
pair.file = checksumStr(zoneSettings)
myAssets.add pair
allAssets:
if not load(asset):
echo "Invalid or missing file ", file
else:
var pair: FileChallengePair
pair.challenge.file = file
pair.challenge.assetType = assetType
pair.challenge.fullLen = getFileSize(
expandPath(assetType, file)).int32
pair.file = asset.contents
myAssets.add pair
echo "Zone has ", myAssets.len, " associated assets"
dirServer = newServerConnection(dirServerInfo[0].str, dirServerInfo[1].num.TPort)
dirServer.handlers[HDsMsg] = proc(serv: PServer; stream: PStream) =
var m = readDsMsg(stream)
echo("DirServer> ", m.msg)
dirServer.handlers[HZoneLogin] = proc(serv: PServer; stream: PStream) =
let loggedIn = readDsZoneLogin(stream).status
if loggedIn:
dirServerConnected = true
dirServer.writePkt HZoneLogin, login
thisZone.name = jsonSettings["name"].str
thisZone.desc = jsonSettings["desc"].str
thisZone.ip = "localhost"
thisZone.port = port
var login = newSdZoneLogin(
dirServerInfo[2].str, dirServerInfo[3].str,
thisZone)
#echo "MY LOGIN: ", $login
createServer(port)
echo("Listening on port ", port, "...")
var pubChatTimer = cpuTime()#newClock()
while true:
discard dirServer.pollServer(15)
poll(15)
## TODO sort this type of thing VV into a queue api
#let now = cpuTime()
if cpuTime() - pubChatTimer > PubChatDelay: #.getElapsedTime.asMilliseconds > 100:
pubChatTimer -= pubChatDelay #.restart()
if pubChatQueue.getPosition > 0:
var cn = 0
let sizePubChat = pubChatQueue.data.len
for c in allClients:
c.outputBuf.writeData(addr pubChatQueue.data[0], sizePubChat)
pubChatQueue.flush()

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import
sockets, streams, tables, times, math, strutils, json, os, md5,
sfml, sfml_vector, sfml_colors,
streams_enh, input_helpers, zlib_helpers, client_helpers, sg_packets, sg_assets, sg_gui
type
TClientSettings = object
resolution*: TVideoMode
offlineFile: string
dirserver: tuple[host: string, port: TPort]
website*: string
var
clientSettings: TClientSettings
gui = newGuiContainer()
zonelist = newGuiContainer()
u_alias, u_passwd: PTextEntry
activeInput = 0
aliasText, passwdText: PText
fpsTimer: PButton
loginBtn: PButton
playBtn: PButton
keyClient = newKeyClient("lobby")
showZonelist = false
chatInput*: PTextEntry
messageArea*: PMessageArea
mySession*: ScLogin
var
dirServer: PServer
zone*: PServer
activeServer: PServer
bConnected = false
outgoing = newStringStream("")
downloadProgress: PButton
connectionButtons: seq[PButton] #buttons that depend on connection to function
template dispmessage(m: expr): stmt =
messageArea.add(m)
proc connectZone(host: string; port: TPort)
proc connectToDirserv()
proc writePkt[T](pid: PacketID; p: var T) =
if activeServer.isNil: return
activeServer.writePkt pid, p
proc setConnected(state: bool) =
if state:
bConnected = true
for b in connectionButtons: enable(b)
else:
bConnected = false
for b in connectionButtons: disable(b)
proc setActiveZone(ind: int; zone: ScZoneRecord) =
#hilight it or something
dispmessage("Selected " & zone.name)
connectZone(zone.ip, zone.port)
playBtn.enable()
proc handleChat(serv: PServer; s: PStream) =
var msg = readScChat(s)
messageArea.add(msg)
proc connectToDirserv() =
if dirServer.isNil:
dirServer = newServerConnection(clientSettings.dirserver.host, clientSettings.dirserver.port)
dirServer.handlers[HHello] = proc(serv: PServer; s: PStream) =
let msg = readScHello(s)
dispMessage(msg.resp)
setConnected(true)
dirServer.handlers[HLogin] = proc(serv: PServer; s: PStream) =
mySession = readScLogin(s)
##do something here
dirServer.handlers[HZonelist] = proc(serv: PServer; s: PStream) =
var
info = readScZonelist(s)
zones = info.zones
if zones.len > 0:
zonelist.clearButtons()
var pos = vec2f(0.0, 0.0)
zonelist.newButton(
text = "Zonelist - "& info.network,
position = pos,
onClick = proc(b: PButton) =
dispmessage("Click on header"))
pos.y += 20
for i in 0..zones.len - 1:
var z = zones[i]
zonelist.newButton(
text = z.name, position = pos,
onClick = proc(b: PButton) =
setActiveZone(i, z))
pos.y += 20
showZonelist = true
dirServer.handlers[HPoing] = proc(serv: PServer; s: PStream) =
var ping = readPoing(s)
dispmessage("Ping: "& $ping.time)
ping.time = epochTime().float32
serv.writePkt HPoing, ping
dirServer.handlers[HChat] = handleChat
dirServer.handlers[HFileChallenge] = handleFileChallenge
var hello = newCsHello()
dirServer.writePkt HHello, hello
activeServer = dirServer
proc zoneListReq() =
var pkt = newCsZonelist("sup")
writePkt HZonelist, pkt
##key handlers
keyClient.registerHandler(MouseMiddle, down, proc() =
gui.setPosition(getMousePos()))
keyClient.registerHandler(KeyO, down, proc() =
if keyPressed(KeyRShift): echo(repr(outgoing)))
keyClient.registerHandler(KeyTab, down, proc() =
activeInput = (activeInput + 1) mod 2) #does this work?
keyClient.registerHandler(MouseLeft, down, proc() =
let p = getMousePos()
gui.click(p)
if showZonelist: zonelist.click(p))
var mptext = newText("", guiFont, 16)
keyClient.registerHandler(MouseRight, down, proc() =
let p = getMousePos()
mptext.setPosition(p)
mptext.setString("($1,$2)"%[$p.x.int,$p.y.int]))
proc connectZone(host: string, port: TPort) =
echo "Connecting to zone at ", host, ':', port
if zone.isNil:
zone = newServerConnection(host, port)
zone.handlers[HFileChallenge] = handleFileChallenge
zone.handlers[HChallengeResult] = handleFileChallengeResult
zone.handlers[HFileTransfer] = handleFileTransfer
zone.handlers[HChat] = handleChat
else:
zone.sock.connect(host, port)
var hello = newCsHello()
zone.writePkt HHello, hello
proc lobbyReady*() =
keyClient.setActive()
gui.setActive(u_alias)
proc tryConnect*(b: PButton) =
connectToDirserv()
proc tryLogin*(b: PButton) =
var login = newCsLogin(
alias = u_alias.getText(),
passwd = u_passwd.getText())
writePkt HLogin, login
proc tryTransition*(b: PButton) =
##check if we're logged in
#<implementation censored by the church>
#var joinReq = newCsJ
zone.writePkt HZoneJoinReq, mySession
#var errors: seq[string] = @[]
#if loadSettings("", errors):
# transition()
#else:
# for e in errors: dispmessage(e)
proc playOffline*(b: PButton) =
var errors: seq[string] = @[]
if loadSettingsFromFile(clientSettings.offlineFile, errors):
transition()
else:
dispmessage("Errors reading the file ("& clientSettings.offlineFile &"):")
for e in errors: dispmessage(e)
proc getClientSettings*(): TClientSettings =
result = clientSettings
proc lobbyInit*() =
var s = json.parseFile("./client_settings.json")
clientSettings.offlineFile = "data/"
clientSettings.offlineFile.add s["default-file"].str
let dirserv = s["directory-server"]
clientSettings.dirserver.host = dirserv["host"].str
clientSettings.dirserver.port = dirserv["port"].num.TPort
clientSettings.resolution.width = s["resolution"][0].num.cint
clientSettings.resolution.height= s["resolution"][1].num.cint
clientSettings.resolution.bitsPerPixel = s["resolution"][2].num.cint
clientSettings.website = s["website"].str
zonelist.setPosition(vec2f(200.0, 100.0))
connectionButtons = @[]
downloadProgress = gui.newButton(
text = "", position = vec2f(10, 130), onClick = nil)
downloadProgress.bg.setFillColor(color(34, 139, 34))
downloadProgress.bg.setSize(vec2f(0, 0))
var pos = vec2f(10, 10)
u_alias = gui.newTextEntry(
if s.existsKey("alias"): s["alias"].str else: "alias",
pos)
pos.y += 20
u_passwd = gui.newTextEntry("buzz", pos)
pos.y += 20
connectionButtons.add(gui.newButton(
text = "Login",
position = pos,
onClick = tryLogin,
startEnabled = false))
pos.y += 20
fpsText.setPosition(pos)
playBtn = gui.newButton(
text = "Play",
position = vec2f(680.0, 8.0),
onClick = tryTransition,
startEnabled = false)
gui.newButton(
text = "Play Offline",
position = vec2f(680.0, 28.0),
onClick = playOffline)
fpsTimer = gui.newButton(
text = "FPS: ",
position = vec2f(10.0, 70.0),
onClick = proc(b: PButton) = nil)
gui.newButton(
text = "Connect",
position = vec2f(10.0, 90.0),
onClick = tryConnect)
connectionButtons.add(gui.newButton(
text = "Test Chat",
position = vec2f(10.0, 110.0),
onClick = (proc(b: PButton) =
var pkt = newCsChat(text = "ohai")
writePkt HChat, pkt),
startEnabled = false))
chatInput = gui.newTextEntry("...", vec2f(10.0, 575.0), proc() =
sendChat dirServer, chatInput.getText()
chatInput.clearText())
messageArea = gui.newMessageArea(vec2f(10.0, 575.0 - 20.0))
messageArea.sizeVisible = 25
gui.newButton(text = "Scrollback + 1", position = vec2f(185, 10), onClick = proc(b: PButton) =
messageArea.scrollBack += 1
update(messageArea))
gui.newButton(text = "Scrollback - 1", position = vec2f(185+160, 10), onClick = proc(b: PButton) =
messageArea.scrollBack -= 1
update(messageArea))
gui.newButton(text = "Flood msg area", position = vec2f(185, 30), onClick = proc(b: PButton) =
for i in 0.. <30:
dispMessage($i))
var i = 0
proc lobbyUpdate*(dt: float) =
#let res = disp.poll()
gui.update(dt)
i = (i + 1) mod 60
if i == 0:
fpsTimer.setString("FPS: "& $round(1.0/dt))
if not pollServer(dirServer, 5) and bConnected:
setConnected(false)
echo("Lost connection")
discard pollServer(zone, 5)
proc lobbyDraw*(window: PRenderWindow) =
window.clear(Black)
window.draw messageArea
window.draw mptext
window.draw gui
if showZonelist: window.draw zonelist
window.display()