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virtual joysticks: removed ball support (Bug 5028)

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This commit is contained in:
David Ludwig
2020-03-15 13:25:49 -04:00
parent 151c8fbf19
commit cc90875647
5 changed files with 1 additions and 67 deletions
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43
src/joystick/virtual/SDL_sysjoystick.c
View File

@@ -60,10 +60,6 @@ VIRTUAL_FreeHWData(joystick_hwdata *hwdata)
SDL_free((void *)hwdata->axes);
hwdata->axes = NULL;
}
if (hwdata->balls) {
SDL_free((void *)hwdata->balls);
hwdata->balls = NULL;
}
if (hwdata->buttons) {
SDL_free((void *)hwdata->buttons);
hwdata->buttons = NULL;
@@ -94,7 +90,6 @@ VIRTUAL_FreeHWData(joystick_hwdata *hwdata)
int
SDL_JoystickAttachVirtualInner(SDL_JoystickType type,
int naxes,
int nballs,
int nbuttons,
int nhats)
{
@@ -108,7 +103,6 @@ SDL_JoystickAttachVirtualInner(SDL_JoystickType type,
}
hwdata->naxes = naxes;
hwdata->nballs = nballs;
hwdata->nbuttons = nbuttons;
hwdata->nhats = nhats;
hwdata->name = "Virtual Joystick";
@@ -125,13 +119,6 @@ SDL_JoystickAttachVirtualInner(SDL_JoystickType type,
return SDL_OutOfMemory();
}
}
if (nballs > 0) {
hwdata->balls = SDL_calloc(nballs, sizeof(hwdata->balls[0]));
if (!hwdata->balls) {
VIRTUAL_FreeHWData(hwdata);
return SDL_OutOfMemory();
}
}
if (nbuttons > 0) {
hwdata->buttons = SDL_calloc(nbuttons, sizeof(Uint8));
if (!hwdata->buttons) {
@@ -201,32 +188,6 @@ SDL_JoystickSetVirtualAxisInner(SDL_Joystick * joystick, int axis, Sint16 value)
}
int
SDL_JoystickSetVirtualBallInner(SDL_Joystick * joystick, int ball, Sint16 xrel, Sint16 yrel)
{
joystick_hwdata *hwdata;
SDL_LockJoysticks();
if (!joystick || !joystick->hwdata) {
SDL_UnlockJoysticks();
return SDL_SetError("Invalid joystick");
}
hwdata = (joystick_hwdata *)joystick->hwdata;
if (ball < 0 || ball >= hwdata->nbuttons) {
SDL_UnlockJoysticks();
return SDL_SetError("Invalid ball index");
}
hwdata->balls[ball].xrel = xrel;
hwdata->balls[ball].yrel = yrel;
SDL_UnlockJoysticks();
return 0;
}
int
SDL_JoystickSetVirtualButtonInner(SDL_Joystick * joystick, int button, Uint8 value)
{
@@ -364,7 +325,6 @@ VIRTUAL_JoystickOpen(SDL_Joystick * joystick, int device_index)
joystick->instance_id = hwdata->instance_id;
joystick->hwdata = hwdata;
joystick->naxes = hwdata->naxes;
joystick->nballs = hwdata->nballs;
joystick->nbuttons = hwdata->nbuttons;
joystick->nhats = hwdata->nhats;
hwdata->opened = SDL_TRUE;
@@ -396,9 +356,6 @@ VIRTUAL_JoystickUpdate(SDL_Joystick * joystick)
for (int i = 0; i < hwdata->naxes; ++i) {
SDL_PrivateJoystickAxis(joystick, i, hwdata->axes[i]);
}
for (int i = 0; i < hwdata->nballs; ++i) {
SDL_PrivateJoystickBall(joystick, i, hwdata->balls[i].xrel, hwdata->balls[i].yrel);
}
for (int i = 0; i < hwdata->nbuttons; ++i) {
SDL_PrivateJoystickButton(joystick, i, hwdata->buttons[i]);
}

7
src/joystick/virtual/SDL_sysjoystick_c.h
View File

@@ -38,11 +38,6 @@ typedef struct joystick_hwdata
SDL_JoystickGUID guid;
int naxes;
Sint16 *axes;
int nballs;
struct {
Sint16 xrel;
Sint16 yrel;
} *balls;
int nbuttons;
Uint8 *buttons;
int nhats;
@@ -54,14 +49,12 @@ typedef struct joystick_hwdata
int SDL_JoystickAttachVirtualInner(SDL_JoystickType type,
int naxes,
int nballs,
int nbuttons,
int nhats);
int SDL_JoystickDetachVirtualInner(int device_index);
int SDL_JoystickSetVirtualAxisInner(SDL_Joystick * joystick, int axis, Sint16 value);
int SDL_JoystickSetVirtualBallInner(SDL_Joystick * joystick, int ball, Sint16 xrel, Sint16 yrel);
int SDL_JoystickSetVirtualButtonInner(SDL_Joystick * joystick, int button, Uint8 value);
int SDL_JoystickSetVirtualHatInner(SDL_Joystick * joystick, int hat, Uint8 value);