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use d3d9 on xp/vista/7

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This commit is contained in:
FunkyFr3sh 2018-10-01 11:50:56 +02:00
parent ae14e3d9f0
commit 88adfe633d
2 changed files with 32 additions and 3 deletions
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2
ddraw.rc
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@ -2,7 +2,7 @@
#define vxstr(a,b,c,d) str(a##.##b##.##c##.##d)
#define str(s) #s
#define VERSION 1,1,9,4
#define VERSION 1,1,9,5
1 VERSIONINFO
FILEVERSION VERSION

33
src/main.c
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@ -1054,7 +1054,7 @@ HRESULT WINAPI DirectDrawCreate(GUID FAR* lpGUID, LPDIRECTDRAW FAR* lplpDD, IUnk
"adjmouse=false\n"
"; enable C&C video resize hack (GDI / OpenGL only)\n"
"vhack=false\n"
"; auto, opengl, gdi, direct3d9 (auto = try opengl, fallback = gdi)\n"
"; auto, opengl, gdi, direct3d9 (auto = try opengl/direct3d9, fallback = gdi)\n"
"renderer=auto\n"
"; force CPU0 affinity, avoids crashes with RA, *might* have a performance impact\n"
"singlecpu=true\n"
@ -1218,8 +1218,37 @@ HRESULT WINAPI DirectDrawCreate(GUID FAR* lpGUID, LPDIRECTDRAW FAR* lplpDD, IUnk
else if (tolower(tmp[0]) == 'a')
{
printf("DirectDrawCreate: Using automatic renderer\n");
This->renderer = render_main;
This->autorenderer = TRUE;
DWORD version = GetVersion();
DWORD major = (DWORD)(LOBYTE(LOWORD(version)));
DWORD minor = (DWORD)(HIBYTE(LOWORD(version)));
BOOL useDirect3D = FALSE;
if (major < 6 || (major == 6 && minor <= 1))
{
BOOL dwmEnabled = TRUE;
HMODULE hDwmapi = LoadLibrary("Dwmapi.dll");
if (hDwmapi)
{
HRESULT(WINAPI *DwmIsCompositionEnabled)(BOOL*) =
(HRESULT(WINAPI *)(BOOL*))GetProcAddress(hDwmapi, "DwmIsCompositionEnabled");
if (DwmIsCompositionEnabled)
DwmIsCompositionEnabled(&dwmEnabled);
FreeLibrary(hDwmapi);
}
useDirect3D = !hDwmapi || !dwmEnabled;
}
if (useDirect3D && FreeLibrary(LoadLibrary("d3d9.dll")))
This->renderer = render_d3d9_main;
else
This->renderer = render_main;
}
else if (tolower(tmp[0]) == 'd')
{