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Update rcore_desktop_win32.c

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Ray
2025-10-02 13:05:42 +02:00
parent 8494d76c93
commit a0a0d4d5ad
1 changed files with 107 additions and 35 deletions
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142
src/platforms/rcore_desktop_win32.c
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@@ -76,8 +76,9 @@
#include <shellscalingapi.h>
#include <versionhelpers.h>
#include <GL/gl.h>
//#include <GL/wglext.h>
#if !defined(GRAPHICS_API_OPENGL_11_SOFTWARE)
#include <GL/gl.h>
#endif
//----------------------------------------------------------------------------------
// Types and Structures Definition
@@ -87,9 +88,14 @@
// the backend must keep the client area this size (after DPI scaling is applied)
// when the window isn't fullscreen/maximized/minimized
typedef struct {
HWND hwnd;
HDC hdc;
HGLRC glContext;
HWND hwnd; // Window handler
HDC hdc; // Graphic context handler
HGLRC glContext; // OpenGL context handler
// Software renderer variables
HDC hdcmem; // Memory graphic context handler
HBITMAP hbitmap; // GDI bitmap handler
unsigned int *pixels; // Pointer to pixel data buffer (BGRA format)
LARGE_INTEGER timerFrequency;
unsigned int appScreenWidth;
unsigned int appScreenHeight;
@@ -251,7 +257,7 @@ static bool DecoratedFromStyle(DWORD style)
static Mized MizedFromStyle(DWORD style)
{
// minimized takes precedence over maximized
// Minimized takes precedence over maximized
if (style & WS_MINIMIZE) return MIZED_MIN;
if (style & WS_MAXIMIZE) return MIZED_MAX;
return MIZED_NONE;
@@ -260,7 +266,7 @@ static Mized MizedFromStyle(DWORD style)
static Mized MizedFromFlags(unsigned flags)
{
// minimized takes precedence over maximized
if (flags & FLAG_WINDOW_MINIMIZED) return MIZED_MIN;
if (FLAG_CHECK(flags, FLAG_WINDOW_MINIMIZED)) return MIZED_MIN;
if (flags & FLAG_WINDOW_MAXIMIZED) return MIZED_MAX;
return MIZED_NONE;
}
@@ -287,15 +293,6 @@ static DWORD MakeWindowStyle(unsigned flags)
return style;
}
static bool IsMinimized2(HWND hwnd)
{
bool isIconic = IsIconic(hwnd);
bool styleMinimized = !!(WS_MINIMIZE & GetWindowLongPtrW(hwnd, GWL_STYLE));
if (isIconic != styleMinimized) TRACELOG(LOG_WARNING, "IsIconic(%d) != WS_MINIMIZED(%d)", isIconic, styleMinimized);
return isIconic;
}
// Enforces that the actual window/platform state is in sync with raylib's flags
static void CheckFlags(const char *context, HWND hwnd, DWORD flags, DWORD expectedStyle, DWORD styleCheckMask)
{
@@ -433,6 +430,8 @@ static bool UpdateWindowSize(UpdateWindowKind kind, HWND hwnd, int width, int he
info.cbSize = sizeof(info);
if (!GetMonitorInfoW(monitor, &info)) TRACELOG(LOG_ERROR, "%s failed, error=%lu", "GetMonitorInfo", GetLastError());
#define MAX(a,b) (((a)>(b))? (a):(b))
LONG monitorWidth = info.rcMonitor.right - info.rcMonitor.left;
LONG monitorHeight = info.rcMonitor.bottom - info.rcMonitor.top;
windowPos = (POINT){
@@ -442,10 +441,16 @@ static bool UpdateWindowSize(UpdateWindowKind kind, HWND hwnd, int width, int he
}
else swpFlags |= SWP_NOMOVE;
if (!SetWindowPos(hwnd, NULL, windowPos.x, windowPos.y, windowSize.cx, windowSize.cy, swpFlags))
{
TRACELOG(LOG_ERROR, "%s failed, error=%lu", "SetWindowPos", GetLastError());
}
// WARNING: This code must be called after swInit() has been called, after InitPlatform() in [rcore]
//RECT rc = {0, 0, desired.cx, desired.cy};
//AdjustWindowRectEx(&rc, WS_OVERLAPPEDWINDOW, FALSE, 0);
//SetWindowPos(hwnd, NULL, windowPos.x, windowPos.y, rc.right - rc.left, rc.bottom - rc.top, SWP_NOMOVE | SWP_NOZORDER);
// Old code
//if (!SetWindowPos(hwnd, NULL, windowPos.x, windowPos.y, windowSize.cx, windowSize.cy, swpFlags))
//{
// TRACELOG(LOG_ERROR, "%s failed, error=%lu", "SetWindowPos", GetLastError());
//}
return true;
}
@@ -1149,8 +1154,18 @@ void DisableCursor(void)
void SwapScreenBuffer(void)
{
if (!platform.hdc) abort();
#if defined(GRAPHICS_API_OPENGL_11_SOFTWARE)
// Update framebuffer
rlCopyFramebuffer(0, 0, CORE.Window.render.width, CORE.Window.render.height, PIXELFORMAT_UNCOMPRESSED_R8G8B8A8, platform.pixels);
// Force redraw
InvalidateRect(platform.hwnd, NULL, FALSE);
UpdateWindow(platform.hwnd);
#else
if (!SwapBuffers(platform.hdc)) TRACELOG(LOG_ERROR, "%s failed, error=%lu", "SwapBuffers", GetLastError());
if (!ValidateRect(platform.hwnd, NULL)) TRACELOG(LOG_ERROR, "%s failed, error=%lu", "ValidateRect", GetLastError());
#endif
}
//----------------------------------------------------------------------------------
@@ -1264,7 +1279,6 @@ void PollInputEvents(void)
MSG msg = { 0 };
while (PeekMessageW(&msg, NULL, 0, 0, PM_REMOVE))
{
if (msg.message == WM_PAINT) return;
TranslateMessage(&msg);
DispatchMessageW(&msg);
}
@@ -1432,7 +1446,7 @@ int InitPlatform(void)
// NOTE: Title string needs to be converted to WCHAR
WCHAR *titleWide = NULL;
A_TO_W_ALLOCA(titleWide, CORE.Window.title);
// Create window and get handle
platform.hwnd = CreateWindowExW(
WINDOW_STYLE_EX,
@@ -1440,7 +1454,7 @@ int InitPlatform(void)
titleWide,
MakeWindowStyle(CORE.Window.flags), // WS_OVERLAPPEDWINDOW | WS_VISIBLE
CW_USEDEFAULT, CW_USEDEFAULT,
0, 0, // Window size [width, height], needs to be updated
platform.appScreenWidth, platform.appScreenHeight, // TODO: Window size [width, height], needs to be updated?
NULL, NULL,
GetModuleHandleW(NULL), NULL);
@@ -1454,15 +1468,40 @@ int InitPlatform(void)
// NOTE: Windows GDI object that represents a drawing surface
platform.hdc = GetDC(platform.hwnd);
// TODO: Support software rendering (instead of hardware-accelerated OpenGL context)
if (rlGetVersion() == RL_OPENGL_11_SOFTWARE) // Using software renderer
{
//ShowWindow(platform.hwnd, SW_SHOWDEFAULT); //SW_SHOWNORMAL
// Init OpenGL modern context
platform.glContext = InitOpenGL(platform.hwnd, platform.hdc);
// Initialize software framebuffer
BITMAPINFO bmi = { 0 };
ZeroMemory(&bmi, sizeof(bmi));
bmi.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
bmi.bmiHeader.biWidth = platform.appScreenWidth;
bmi.bmiHeader.biHeight = -(int)(platform.appScreenHeight); // Top-down bitmap
bmi.bmiHeader.biPlanes = 1;
bmi.bmiHeader.biBitCount = 32; // 32-bit BGRA
bmi.bmiHeader.biCompression = BI_RGB;
platform.hdcmem = CreateCompatibleDC(platform.hdc);
platform.hbitmap = CreateDIBSection(
platform.hdcmem, &bmi, DIB_RGB_COLORS,
(void**)&platform.pixels, NULL, 0);
SelectObject(platform.hdcmem, platform.hbitmap);
//ReleaseDC(platform.hwnd, platform.hdc); // Required?
}
else
{
// Init hardware-accelerated OpenGL modern context
platform.glContext = InitOpenGL(platform.hwnd, platform.hdc);
}
CORE.Window.ready = true;
// TODO: Should this function be called before or after drawing context is created?
UpdateWindowSize(UPDATE_WINDOW_FIRST, platform.hwnd, platform.appScreenWidth, platform.appScreenHeight, platform.desiredFlags);
// TODO: Should this function be called before or after drawing context is created? --> After swInit() called!
//UpdateWindowSize(UPDATE_WINDOW_FIRST, platform.hwnd, platform.appScreenWidth, platform.appScreenHeight, platform.desiredFlags);
UpdateFlags(platform.hwnd, platform.desiredFlags, platform.appScreenWidth, platform.appScreenHeight);
CORE.Window.currentFbo.width = CORE.Window.render.width;
@@ -1531,11 +1570,29 @@ static LRESULT CALLBACK WndProc(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lpara
case WM_DESTROY:
{
// Clean up for window destruction
wglMakeCurrent(platform.hdc, NULL);
if (platform.glContext)
if (rlGetVersion() == RL_OPENGL_11_SOFTWARE) // Using software renderer
{
if (!wglDeleteContext(platform.glContext)) abort();
platform.glContext = NULL;
if (platform.hdcmem)
{
DeleteDC(platform.hdcmem);
platform.hdcmem = NULL;
}
if (platform.hbitmap)
{
DeleteObject(platform.hbitmap); // Clears platform.pixels data
platform.hbitmap = NULL;
platform.pixels = NULL; // NOTE: Pointer invalid after DeleteObject()
}
}
else // OpenGL hardware renderer
{
wglMakeCurrent(platform.hdc, NULL);
if (platform.glContext)
{
if (!wglDeleteContext(platform.glContext)) abort();
platform.glContext = NULL;
}
}
if (platform.hdc)
@@ -1544,6 +1601,8 @@ static LRESULT CALLBACK WndProc(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lpara
platform.hdc = NULL;
}
PostQuitMessage(0);
} break;
case WM_CLOSE: CORE.Window.shouldClose = true; break; // Window close button [x], ALT+F4
//case WM_QUIT: // Application closing, not related to window
@@ -1711,10 +1770,22 @@ static LRESULT CALLBACK WndProc(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lpara
result = DefWindowProc(hwnd, msg, wparam, lparam);
} break;
//case WM_PAINT
case WM_PAINT:
{
if (rlGetVersion() == RL_OPENGL_11_SOFTWARE) // Using software renderer
{
PAINTSTRUCT ps = { 0 };
HDC hdc = BeginPaint(hwnd, &ps);
// Blit from memory DC to window DC
BitBlt(hdc, 0, 0, platform.appScreenWidth, platform.appScreenHeight, platform.hdcmem, 0, 0, SRCCOPY);
EndPaint(hwnd, &ps);
}
}
case WM_INPUT:
{
HandleRawInput(lparam);
//HandleRawInput(lparam);
} break;
case WM_MOUSEMOVE:
{
@@ -1755,7 +1826,7 @@ static LRESULT CALLBACK WndProc(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lpara
case WM_MOUSEHWHEEL: CORE.Input.Mouse.currentWheelMove.x = ((float)GET_WHEEL_DELTA_WPARAM(wparam))/WHEEL_DELTA; break;
case WM_APP_UPDATE_WINDOW_SIZE:
{
UpdateWindowSize(UPDATE_WINDOW_NORMAL, hwnd, platform.appScreenWidth, platform.appScreenHeight, CORE.Window.flags);
//UpdateWindowSize(UPDATE_WINDOW_NORMAL, hwnd, platform.appScreenWidth, platform.appScreenHeight, CORE.Window.flags);
} break;
default: result = DefWindowProcW(hwnd, msg, wparam, lparam); // Message passed directly for execution (default behaviour)
@@ -1955,6 +2026,7 @@ static void UpdateFlags(HWND hwnd, unsigned desiredFlags, int width, int height)
else CORE.Window.flags &= ~FLAG_VSYNC_HINT;
}
// TODO: Review all this code...
DWORD previousStyle;
for (unsigned attempt = 1; ; attempt++)
{