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wgl: Flush frontbuffer when calling swapbuffers on single-buffered fb

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Some apps don't look at what kind of PFDthey get, and if they
get a single-buffered one, they only ever call swap and never flush,
so nothing shows up on-screen.

Reviewed-by: Sil Vilerino <sivileri@microsoft.com>
Reviewed-by: Jose Fonseca <jose.fonseca@broadcom.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/27512>
This commit is contained in:
Jesse Natalie
2024-02-07 10:54:27 -08:00
committed by Marge Bot
parent b6a2972455
commit 610dcc178a
1 changed files with 2 additions and 2 deletions
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4
src/gallium/frontends/wgl/stw_framebuffer.c
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@@ -730,13 +730,13 @@ wait_swap_interval(struct stw_framebuffer *fb, int interval)
BOOL
stw_framebuffer_swap_locked(HDC hdc, struct stw_framebuffer *fb)
{
struct stw_context *ctx;
struct stw_context *ctx = stw_current_context();
if (!(fb->pfi->pfd.dwFlags & PFD_DOUBLEBUFFER)) {
stw_framebuffer_unlock(fb);
stw_st_flush(ctx->st, fb->drawable, ST_FLUSH_END_OF_FRAME | ST_FLUSH_FRONT);
return true;
}
ctx = stw_current_context();
if (ctx) {
if (ctx->hud) {
/* Display the HUD */