aiden/video-shader-toys
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Aiden
2026-05-02 17:13:53 +10:00
parent 1a4c33b9dc
commit fb1bf01fef
19 changed files with 780 additions and 69 deletions
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31
apps/LoopThroughWithOpenGLCompositing/LoopThroughWithOpenGLCompositing.cpp
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@@ -202,6 +202,7 @@ LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
static HGLRC hRC = NULL; // Permenant Rendering context
static HDC hDC = NULL; // Private GDI Device context
static OpenGLComposite* pOpenGLComposite = NULL;
static bool sInteractiveResize = false;
switch (message)
{
@@ -289,6 +290,21 @@ LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
PostQuitMessage(0);
break;
case WM_ENTERSIZEMOVE:
sInteractiveResize = true;
break;
case WM_EXITSIZEMOVE:
sInteractiveResize = false;
if (pOpenGLComposite)
{
RECT clientRect = {};
if (GetClientRect(hWnd, &clientRect))
pOpenGLComposite->resizeGL(static_cast<WORD>(clientRect.right - clientRect.left), static_cast<WORD>(clientRect.bottom - clientRect.top));
}
InvalidateRect(hWnd, NULL, FALSE);
break;
case WM_SIZE:
try
{
@@ -301,15 +317,22 @@ LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
}
break;
case WM_ERASEBKGND:
return 1;
case WM_PAINT:
try
{
wglMakeCurrent(hDC, hRC);
PAINTSTRUCT paint = {};
BeginPaint(hWnd, &paint);
EndPaint(hWnd, &paint);
if (pOpenGLComposite)
if (!sInteractiveResize && pOpenGLComposite)
{
wglMakeCurrent(hDC, hRC);
pOpenGLComposite->paintGL();
wglMakeCurrent( NULL, NULL );
wglMakeCurrent( NULL, NULL );
}
}
catch (...)
{