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read desc and apply filter in EnumDisplayModes

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This commit is contained in:
FunkyFr3sh 2023-08-11 12:58:48 +02:00
parent d4097ddc14
commit 5f3a968b08
1 changed files with 92 additions and 52 deletions
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40
src/dd.c
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@ -25,6 +25,28 @@ HRESULT dd_EnumDisplayModes(
{
dbg_dump_edm_flags(dwFlags);
DWORD bpp_filter = 0;
if (lpDDSurfaceDesc)
{
dbg_dump_dds_flags(lpDDSurfaceDesc->dwFlags);
dbg_dump_dds_caps(lpDDSurfaceDesc->ddsCaps.dwCaps);
if (lpDDSurfaceDesc->dwFlags & DDSD_PIXELFORMAT)
{
TRACE(" ddpfPixelFormat.dwRGBBitCount=%u\n", lpDDSurfaceDesc->ddpfPixelFormat.dwRGBBitCount);
switch (lpDDSurfaceDesc->ddpfPixelFormat.dwRGBBitCount)
{
case 8:
case 16:
case 32:
bpp_filter = lpDDSurfaceDesc->ddpfPixelFormat.dwRGBBitCount;
break;
}
}
}
DWORD i = 0;
DWORD res_count = 0;
DDSURFACEDESC2 s;
@ -175,6 +197,8 @@ HRESULT dd_EnumDisplayModes(
s.lPitch = ((s.dwWidth * s.ddpfPixelFormat.dwRGBBitCount + 31) & ~31) >> 3;
s.ddpfPixelFormat.dwSize = sizeof(DDPIXELFORMAT);
if (s.ddpfPixelFormat.dwRGBBitCount == bpp_filter || !bpp_filter)
{
if (g_ddraw->bpp == 8 || g_ddraw->resolutions == RESLIST_FULL)
{
if (g_ddraw->max_resolutions && res_count++ >= g_ddraw->max_resolutions)
@ -189,6 +213,7 @@ HRESULT dd_EnumDisplayModes(
return DD_OK;
}
}
}
s.ddpfPixelFormat.dwFlags = DDPF_RGB;
s.ddpfPixelFormat.dwRGBBitCount = 16;
@ -197,6 +222,8 @@ HRESULT dd_EnumDisplayModes(
s.ddpfPixelFormat.dwBBitMask = 0x001F;
s.lPitch = ((s.dwWidth * s.ddpfPixelFormat.dwRGBBitCount + 31) & ~31) >> 3;
if (s.ddpfPixelFormat.dwRGBBitCount == bpp_filter || !bpp_filter)
{
if (g_ddraw->bpp == 16 || g_ddraw->resolutions == RESLIST_FULL)
{
if (g_ddraw->max_resolutions && res_count++ >= g_ddraw->max_resolutions)
@ -211,6 +238,7 @@ HRESULT dd_EnumDisplayModes(
return DD_OK;
}
}
}
s.ddpfPixelFormat.dwFlags = DDPF_RGB;
s.ddpfPixelFormat.dwRGBBitCount = 32;
@ -219,6 +247,8 @@ HRESULT dd_EnumDisplayModes(
s.ddpfPixelFormat.dwBBitMask = 0x0000FF;
s.lPitch = ((s.dwWidth * s.ddpfPixelFormat.dwRGBBitCount + 31) & ~31) >> 3;
if (s.ddpfPixelFormat.dwRGBBitCount == bpp_filter || !bpp_filter)
{
if (g_ddraw->bpp == 32 || g_ddraw->resolutions == RESLIST_FULL)
{
if (g_ddraw->max_resolutions && res_count++ >= g_ddraw->max_resolutions)
@ -233,6 +263,7 @@ HRESULT dd_EnumDisplayModes(
return DD_OK;
}
}
}
for (int x = 0; x < sizeof(resolutions) / sizeof(resolutions[0]); x++)
{
@ -284,6 +315,8 @@ HRESULT dd_EnumDisplayModes(
s.dwWidth = resolutions[i].cx;
s.lPitch = ((s.dwWidth * s.ddpfPixelFormat.dwRGBBitCount + 31) & ~31) >> 3;
if (s.ddpfPixelFormat.dwRGBBitCount == bpp_filter || !bpp_filter)
{
if (g_ddraw->max_resolutions && res_count++ >= g_ddraw->max_resolutions)
{
TRACE(" resolution limit reached, stopping\n");
@ -295,6 +328,7 @@ HRESULT dd_EnumDisplayModes(
TRACE(" DDENUMRET_CANCEL returned, stopping\n");
return DD_OK;
}
}
s.ddpfPixelFormat.dwFlags = DDPF_RGB;
s.ddpfPixelFormat.dwRGBBitCount = 16;
@ -303,6 +337,8 @@ HRESULT dd_EnumDisplayModes(
s.ddpfPixelFormat.dwBBitMask = 0x001F;
s.lPitch = ((s.dwWidth * s.ddpfPixelFormat.dwRGBBitCount + 31) & ~31) >> 3;
if (s.ddpfPixelFormat.dwRGBBitCount == bpp_filter || !bpp_filter)
{
if (g_ddraw->max_resolutions && res_count++ >= g_ddraw->max_resolutions)
{
TRACE(" resolution limit reached, stopping\n");
@ -314,6 +350,7 @@ HRESULT dd_EnumDisplayModes(
TRACE(" DDENUMRET_CANCEL returned, stopping\n");
return DD_OK;
}
}
if (g_ddraw->resolutions == RESLIST_MINI)
continue;
@ -325,6 +362,8 @@ HRESULT dd_EnumDisplayModes(
s.ddpfPixelFormat.dwBBitMask = 0x0000FF;
s.lPitch = ((s.dwWidth * s.ddpfPixelFormat.dwRGBBitCount + 31) & ~31) >> 3;
if (s.ddpfPixelFormat.dwRGBBitCount == bpp_filter || !bpp_filter)
{
if (g_ddraw->max_resolutions && res_count++ >= g_ddraw->max_resolutions)
{
TRACE(" resolution limit reached, stopping\n");
@ -338,6 +377,7 @@ HRESULT dd_EnumDisplayModes(
}
}
}
}
return DD_OK;
}