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Move video blit to seperate thread.

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This commit is contained in:
SarahW 2016-07-18 21:15:32 +01:00
commit 9f4b159121
18 changed files with 268 additions and 99 deletions
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23
src/win-ddraw.cc
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@ -13,6 +13,8 @@ extern "C" void device_force_redraw();
extern "C" void ddraw_init(HWND h);
extern "C" void ddraw_close();
extern "C" void video_blit_complete();
static void ddraw_blit_memtoscreen(int x, int y, int y1, int y2, int w, int h);
static void ddraw_blit_memtoscreen_8(int x, int y, int w, int h);
@ -109,8 +111,8 @@ void ddraw_init(HWND h)
pclog("DDRAW_INIT complete\n");
ddraw_hwnd = h;
video_blit_memtoscreen = ddraw_blit_memtoscreen;
video_blit_memtoscreen_8 = ddraw_blit_memtoscreen_8;
video_blit_memtoscreen_func = ddraw_blit_memtoscreen;
video_blit_memtoscreen_8_func = ddraw_blit_memtoscreen_8;
}
void ddraw_close()
@ -150,7 +152,6 @@ static void ddraw_blit_memtoscreen(int x, int y, int y1, int y2, int w, int h)
POINT po;
uint32_t *p;
HRESULT hr;
// pclog("Blit memtoscreen %i,%i %i %i %i,%i\n", x, y, y1, y2, w, h);
memset(&ddsd, 0, sizeof(ddsd));
@ -163,12 +164,17 @@ static void ddraw_blit_memtoscreen(int x, int y, int y1, int y2, int w, int h)
lpdds_back->Lock(NULL, &ddsd, DDLOCK_SURFACEMEMORYPTR | DDLOCK_WAIT, NULL);
device_force_redraw();
}
if (!ddsd.lpSurface) return;
if (!ddsd.lpSurface)
{
video_blit_complete();
return;
}
for (yy = y1; yy < y2; yy++)
{
if ((y + yy) >= 0 && (y + yy) < buffer->h)
memcpy(ddsd.lpSurface + (yy * ddsd.lPitch), &(((uint32_t *)buffer32->line[y + yy])[x]), w * 4);
}
video_blit_complete();
lpdds_back->Unlock(NULL);
po.x = po.y = 0;
@ -238,7 +244,11 @@ static void ddraw_blit_memtoscreen_8(int x, int y, int w, int h)
lpdds_back->Lock(NULL, &ddsd, DDLOCK_SURFACEMEMORYPTR | DDLOCK_WAIT, NULL);
device_force_redraw();
}
if (!ddsd.lpSurface) return;
if (!ddsd.lpSurface)
{
video_blit_complete();
return;
}
for (yy = 0; yy < h; yy++)
{
if ((y + yy) >= 0 && (y + yy) < buffer->h)
@ -250,7 +260,8 @@ static void ddraw_blit_memtoscreen_8(int x, int y, int w, int h)
}
p = (uint32_t *)(ddsd.lpSurface + (4 * ddsd.lPitch));
lpdds_back->Unlock(NULL);
video_blit_complete();
po.x = po.y = 0;
ClientToScreen(ddraw_hwnd, &po);