backup/cnc-ddraw
1
0
Fork 0
mirror of https://github.com/FunkyFr3sh/cnc-ddraw.git synced 2025-03-15 06:04:49 +01:00
Code Issues Projects Releases Activity

#122 add support for mirror blt without color key

Browse Source
This commit is contained in:
FunkyFr3sh 2021-09-08 22:51:44 +02:00
parent 78d4dd2821
commit 15438c70c4
2 changed files with 20 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
ddraw.rc
View File

@ -4,7 +4,7 @@
#define VERSION_MAJOR 4
#define VERSION_MINOR 4
#define VERSION_BUILD 4
#define VERSION_REVISION 1
#define VERSION_REVISION 2
#define VERSION VERSION_MAJOR, VERSION_MINOR, VERSION_BUILD, VERSION_REVISION
#define VERSION_STRING ver_str(VERSION_MAJOR, VERSION_MINOR, VERSION_BUILD, VERSION_REVISION)

31
src/ddsurface.c
View File

@ -198,6 +198,10 @@ HRESULT dds_Blt(
if (src_surface && src_w > 0 && src_h > 0 && dst_w > 0 && dst_h > 0)
{
BOOL got_fx = (dwFlags & DDBLT_DDFX) && lpDDBltFx;
BOOL mirror_left_right = got_fx && (lpDDBltFx->dwDDFX & DDBLTFX_MIRRORLEFTRIGHT);
BOOL mirror_up_down = got_fx && (lpDDBltFx->dwDDFX & DDBLTFX_MIRRORUPDOWN);
if (This->bpp != src_surface->bpp)
{
TRACE_EXT(" NOT_IMPLEMENTED This->bpp=%u, src_surface->bpp=%u\n", This->bpp, src_surface->bpp);
@ -210,21 +214,24 @@ HRESULT dds_Blt(
StretchBlt(dst_dc, dst_x, dst_y, dst_w, dst_h, src_dc, src_x, src_y, src_w, src_h, SRCCOPY);
}
else if ((dwFlags & DDBLT_KEYSRC) || (dwFlags & DDBLT_KEYSRCOVERRIDE))
else if (
(dwFlags & DDBLT_KEYSRC) ||
(dwFlags & DDBLT_KEYSRCOVERRIDE) ||
mirror_left_right ||
mirror_up_down)
{
DDCOLORKEY color_key;
DDCOLORKEY color_key = { 0xFFFFFFFF, 0 };
color_key.dwColorSpaceLowValue =
(dwFlags & DDBLT_KEYSRCOVERRIDE) ?
lpDDBltFx->ddckSrcColorkey.dwColorSpaceLowValue : src_surface->color_key.dwColorSpaceLowValue;
if ((dwFlags & DDBLT_KEYSRC) || (dwFlags & DDBLT_KEYSRCOVERRIDE))
{
color_key.dwColorSpaceLowValue =
(dwFlags & DDBLT_KEYSRCOVERRIDE) ?
lpDDBltFx->ddckSrcColorkey.dwColorSpaceLowValue : src_surface->color_key.dwColorSpaceLowValue;
color_key.dwColorSpaceHighValue =
(dwFlags & DDBLT_KEYSRCOVERRIDE) ?
lpDDBltFx->ddckSrcColorkey.dwColorSpaceHighValue : src_surface->color_key.dwColorSpaceHighValue;
BOOL got_fx = (dwFlags & DDBLT_DDFX) && lpDDBltFx;
BOOL mirror_left_right = got_fx && (lpDDBltFx->dwDDFX & DDBLTFX_MIRRORLEFTRIGHT);
BOOL mirror_up_down = got_fx && (lpDDBltFx->dwDDFX & DDBLTFX_MIRRORUPDOWN);
color_key.dwColorSpaceHighValue =
(dwFlags & DDBLT_KEYSRCOVERRIDE) ?
lpDDBltFx->ddckSrcColorkey.dwColorSpaceHighValue : src_surface->color_key.dwColorSpaceHighValue;
}
float scale_w = (float)src_w / dst_w;
float scale_h = (float)src_h / dst_h;