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Use the front buffer palette for DC operations on off-screen buffers.

This commit is contained in:
Lionel Ulmer 2005-11-14 12:27:55 +00:00 committed by Alexandre Julliard
parent 22a314e751
commit 4665deda9e
1 changed files with 25 additions and 0 deletions
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25
dlls/ddraw/surface_main.c
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@ -900,6 +900,31 @@ Main_DirectDrawSurface_GetDC(LPDIRECTDRAWSURFACE7 iface, HDC *phDC)
}
hr = This->get_dc(This, &This->hDC);
if ((This->surface_desc.u4.ddpfPixelFormat.dwFlags & DDPF_PALETTEINDEXED8) &&
(This->palette == NULL)) {
IDirectDrawImpl *ddraw = This->ddraw_owner;
IDirectDrawSurfaceImpl *surf;
for (surf = ddraw->surfaces; surf != NULL; surf = surf->next_ddraw) {
if (((surf->surface_desc.ddsCaps.dwCaps & (DDSCAPS_PRIMARYSURFACE | DDSCAPS_FRONTBUFFER)) == (DDSCAPS_PRIMARYSURFACE | DDSCAPS_FRONTBUFFER)) &&
(surf->palette != NULL)) {
RGBQUAD col[256];
IDirectDrawPaletteImpl *pal = surf->palette;
unsigned int n;
for (n=0; n<256; n++) {
col[n].rgbRed = pal->palents[n].peRed;
col[n].rgbGreen = pal->palents[n].peGreen;
col[n].rgbBlue = pal->palents[n].peBlue;
col[n].rgbReserved = 0;
}
SetDIBColorTable(This->hDC, 0, 256, col);
break;
}
}
}
if (SUCCEEDED(hr))
{
TRACE("returning %p\n",This->hDC);