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move clipper test code up

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FunkyFr3sh 2022-09-28 00:52:32 +02:00
parent 228063839a
commit c8d7719d04
1 changed files with 52 additions and 46 deletions
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98
src/ddsurface.c
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@ -64,10 +64,53 @@ HRESULT dds_Blt(
if (lpDestRect)
memcpy(&dst_rect, lpDestRect, sizeof(dst_rect));
int src_w = src_rect.right - src_rect.left;
int src_h = src_rect.bottom - src_rect.top;
int dst_w = dst_rect.right - dst_rect.left;
int dst_h = dst_rect.bottom - dst_rect.top;
/* stretch or clip? */
BOOL is_stretch_blt =
((src_rect.right - src_rect.left) != (dst_rect.right - dst_rect.left)) ||
((src_rect.bottom - src_rect.top) != (dst_rect.bottom - dst_rect.top));
BOOL is_stretch_blt = src_w != dst_w || src_h != dst_h;
/* keep this commented out until tested and confirmed working
if (This->clipper && src_surface && !(dwFlags & DDBLT_NO_CLIP) && src_w > 0 && src_h > 0 && dst_w > 0 && dst_h > 0)
{
DWORD size = 0;
if (SUCCEEDED(IDirectDrawClipper_GetClipList(This->clipper, &dst_rect, NULL, &size)) && size > 0)
{
RGNDATA* list = (RGNDATA*)HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size);
if (list)
{
if (SUCCEEDED(IDirectDrawClipper_GetClipList(This->clipper, &dst_rect, list, &size)))
{
float scale_w = (float)src_w / dst_w;
float scale_h = (float)src_h / dst_h;
RECT* dst_c_rect = (RECT*)list->Buffer;
for (int i = 0; i < list->rdh.nCount; ++i)
{
RECT src_c_rect = src_rect;
src_c_rect.left += (LONG)((dst_c_rect[i].left - dst_rect.left) * scale_w);
src_c_rect.top += (LONG)((dst_c_rect[i].top - dst_rect.top) * scale_h);
src_c_rect.right -= (LONG)((dst_rect.right - dst_c_rect[i].right) * scale_w);
src_c_rect.bottom -= (LONG)((dst_rect.bottom - dst_c_rect[i].bottom) * scale_h);
dds_Blt(This, &dst_c_rect[i], src_surface, &src_c_rect, dwFlags | DDBLT_NO_CLIP, lpDDBltFx);
}
}
HeapFree(GetProcessHeap(), 0, list);
return DD_OK;
}
}
}
*/
if (src_surface)
{
@ -122,13 +165,15 @@ HRESULT dds_Blt(
if (dst_rect.top > dst_rect.bottom)
dst_rect.top = dst_rect.bottom;
int src_w = src_rect.right - src_rect.left;
int src_h = src_rect.bottom - src_rect.top;
src_w = src_rect.right - src_rect.left;
src_h = src_rect.bottom - src_rect.top;
int src_x = src_rect.left;
int src_y = src_rect.top;
int dst_w = dst_rect.right - dst_rect.left;
int dst_h = dst_rect.bottom - dst_rect.top;
dst_w = dst_rect.right - dst_rect.left;
dst_h = dst_rect.bottom - dst_rect.top;
int dst_x = dst_rect.left;
int dst_y = dst_rect.top;
@ -154,45 +199,6 @@ HRESULT dds_Blt(
BOOL mirror_left_right = got_fx && (lpDDBltFx->dwDDFX & DDBLTFX_MIRRORLEFTRIGHT);
BOOL mirror_up_down = got_fx && (lpDDBltFx->dwDDFX & DDBLTFX_MIRRORUPDOWN);
/* keep this commented out until tested and confirmed working
if (This->clipper && !(dwFlags & DDBLT_NO_CLIP))
{
DWORD size = 0;
if (SUCCEEDED(IDirectDrawClipper_GetClipList(This->clipper, &dst_rect, NULL, &size)) && size > 0)
{
RGNDATA* list = (RGNDATA*)HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size);
if (list)
{
if (SUCCEEDED(IDirectDrawClipper_GetClipList(This->clipper, &dst_rect, list, &size)))
{
float scale_w = (float)src_w / dst_w;
float scale_h = (float)src_h / dst_h;
RECT* dst_c_rect = (RECT*)list->Buffer;
for (int i = 0; i < list->rdh.nCount; ++i)
{
RECT src_c_rect = src_rect;
src_c_rect.left += (LONG)((dst_c_rect[i].left - dst_rect.left) * scale_w);
src_c_rect.top += (LONG)((dst_c_rect[i].top - dst_rect.top) * scale_h);
src_c_rect.right -= (LONG)((dst_rect.right - dst_c_rect[i].right) * scale_w);
src_c_rect.bottom -= (LONG)((dst_rect.bottom - dst_c_rect[i].bottom) * scale_h);
dds_Blt(This, &dst_c_rect[i], src_surface, &src_c_rect, dwFlags | DDBLT_NO_CLIP, lpDDBltFx);
}
}
HeapFree(GetProcessHeap(), 0, list);
return DD_OK;
}
}
}
*/
if (This->bpp != src_surface->bpp)
{
TRACE_EXT(" NOT_IMPLEMENTED This->bpp=%u, src_surface->bpp=%u\n", This->bpp, src_surface->bpp);