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winemac: Fix wglSwapBuffers() to operate on the HDC, not the current GL context.

This commit is contained in:
Ken Thomases 2014-03-21 00:15:32 -05:00 committed by Alexandre Julliard
parent 819943063d
commit 5943c58094
1 changed files with 45 additions and 4 deletions
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49
dlls/winemac.drv/opengl.c
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@ -3553,17 +3553,58 @@ static BOOL macdrv_wglShareLists(struct wgl_context *org, struct wgl_context *de
static BOOL macdrv_wglSwapBuffers(HDC hdc)
{
struct wgl_context *context = NtCurrentTeb()->glContext;
BOOL match = FALSE;
HWND hwnd;
TRACE("hdc %p context %p/%p/%p\n", hdc, context, (context ? context->context : NULL),
(context ? context->cglcontext : NULL));
if (!context)
if ((hwnd = WindowFromDC(hdc)))
{
SetLastError(ERROR_INVALID_HANDLE);
return FALSE;
struct macdrv_win_data *data;
if (!(data = get_win_data(hwnd)))
{
SetLastError(ERROR_INVALID_HANDLE);
return FALSE;
}
if (context && context->draw_view == data->gl_view)
match = TRUE;
release_win_data(data);
}
else
{
struct wgl_pbuffer *pbuffer;
EnterCriticalSection(&dc_pbuffers_section);
pbuffer = (struct wgl_pbuffer*)CFDictionaryGetValue(dc_pbuffers, hdc);
LeaveCriticalSection(&dc_pbuffers_section);
if (!pbuffer)
{
SetLastError(ERROR_INVALID_HANDLE);
return FALSE;
}
if (context && context->draw_pbuffer == pbuffer)
match = TRUE;
}
if (match)
macdrv_flush_opengl_context(context->context);
else
{
FIXME("current context %p doesn't match hdc %p; can't swap\n", context, hdc);
/* If there is a current context, then wglSwapBuffers should do an implicit
glFlush(). That would be taken care of by macdrv_flush_opengl_context()
in the other branch, but we have to do it explicitly here. */
if (context)
pglFlush();
}
macdrv_flush_opengl_context(context->context);
return TRUE;
}