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authorJosé Fonseca <jfonseca@vmware.com>2009-06-17 15:22:47 +0100
committerJosé Fonseca <jfonseca@vmware.com>2009-06-17 15:23:25 +0100
commit1bee650ef3fd167b560986b14b3780ab07741da2 (patch)
tree793a39df0ee1cd91d97906ce58846e68b08ce682 /progs
parent6e24fdeae5038b63b6b0f94b05d4529a5f62d6ae (diff)
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progs/wgl: Fix shreadtex_mt too.
Diffstat (limited to 'progs')
-rw-r--r--progs/wgl/sharedtex_mt/sharedtex_mt.c30
1 files changed, 24 insertions, 6 deletions
diff --git a/progs/wgl/sharedtex_mt/sharedtex_mt.c b/progs/wgl/sharedtex_mt/sharedtex_mt.c
index 010eb87..779e150 100644
--- a/progs/wgl/sharedtex_mt/sharedtex_mt.c
+++ b/progs/wgl/sharedtex_mt/sharedtex_mt.c
@@ -50,6 +50,7 @@ struct window {
float Angle;
int Id;
HGLRC sharedContext;
+ HANDLE hEventInitialised;
};
@@ -414,6 +415,10 @@ threadRunner (void *arg)
Error("Couldn't obtain HDC");
}
+ /* Wait for the previous thread */
+ if(tia->id > 0)
+ WaitForSingleObject(Windows[tia->id - 1].hEventInitialised, INFINITE);
+
pfd.cColorBits = 24;
pfd.cDepthBits = 24;
pfd.dwFlags = PFD_DOUBLEBUFFER | PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL;
@@ -434,9 +439,16 @@ threadRunner (void *arg)
}
if (win->sharedContext) {
- wglShareLists(win->sharedContext, win->Context);
+ if(!wglShareLists(win->sharedContext, win->Context))
+ Error("Couldn't share WGL context lists");
}
+ SetEvent(win->hEventInitialised);
+
+ /* Wait for all threads to initialize otherwise wglShareLists will fail */
+ if(tia->id < NumWindows - 1)
+ WaitForSingleObject(Windows[NumWindows - 1].hEventInitialised, INFINITE);
+
SendMessage(win->Win, WM_SIZE, 0, 0);
while (1) {
@@ -511,20 +523,26 @@ main(int argc, char *argv[])
h[2] = AddWindow( 10, 350, gCtx);
h[3] = AddWindow(330, 350, gCtx);
- if (!wglMakeCurrent(gHDC, gCtx)) {
- Error("wglMakeCurrent failed for init thread.");
- return -1;
+ for (i = 0; i < NumWindows; i++) {
+ Windows[i].hEventInitialised = CreateEvent(NULL, TRUE, FALSE, NULL);
}
- InitGLstuff();
-
for (i = 0; i < NumWindows; i++) {
DWORD id;
tia[i].id = i;
threads[i] = CreateThread(NULL, 0, threadRunner, &tia[i], 0, &id);
+
+ WaitForSingleObject(Windows[i].hEventInitialised, INFINITE);
+ }
+
+ if (!wglMakeCurrent(gHDC, gCtx)) {
+ Error("wglMakeCurrent failed for init thread.");
+ return -1;
}
+ InitGLstuff();
+
while (1) {
MSG msg;