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Create 8-bit render target primary surface in system memory

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Fixes issue with entering space battles in Star Wars Rebellion
full-screen mode (issue #22).
This commit is contained in:
narzoul 2020-04-13 13:22:54 +02:00
parent ec7a40333e
commit bbb850faf1
1 changed files with 21 additions and 2 deletions
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23
DDrawCompat/DDraw/Surfaces/PrimarySurface.cpp
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@ -49,9 +49,15 @@ namespace DDraw
desc.dwFlags |= DDSD_WIDTH | DDSD_HEIGHT | DDSD_PIXELFORMAT;
desc.dwWidth = dm.dwWidth;
desc.dwHeight = dm.dwHeight;
desc.ddsCaps.dwCaps &= ~(DDSCAPS_PRIMARYSURFACE | DDSCAPS_SYSTEMMEMORY | DDSCAPS_NONLOCALVIDMEM);
desc.ddsCaps.dwCaps |= DDSCAPS_OFFSCREENPLAIN | DDSCAPS_VIDEOMEMORY | DDSCAPS_LOCALVIDMEM;
desc.ddsCaps.dwCaps &= ~(DDSCAPS_PRIMARYSURFACE | DDSCAPS_SYSTEMMEMORY |
DDSCAPS_VIDEOMEMORY | DDSCAPS_LOCALVIDMEM | DDSCAPS_NONLOCALVIDMEM);
desc.ddsCaps.dwCaps |= DDSCAPS_OFFSCREENPLAIN;
desc.ddpfPixelFormat = dm.ddpfPixelFormat;
if (desc.ddpfPixelFormat.dwRGBBitCount <= 8 && (desc.ddsCaps.dwCaps & DDSCAPS_3DDEVICE))
{
desc.ddsCaps.dwCaps &= ~DDSCAPS_3DDEVICE;
desc.ddsCaps.dwCaps |= DDSCAPS_SYSTEMMEMORY;
}
auto privateData(std::make_unique<PrimarySurface>());
auto data = privateData.get();
@ -183,6 +189,19 @@ namespace DDraw
Gdi::VirtualScreen::update();
g_primarySurface = m_surface;
g_gdiResourceHandle = getRuntimeResourceHandle(*g_primarySurface);
DDSURFACEDESC2 desc = {};
desc.dwSize = sizeof(desc);
m_surface->GetSurfaceDesc(m_surface, &desc);
if (desc.ddsCaps.dwCaps & DDSCAPS_SYSTEMMEMORY)
{
DDSURFACEDESC2 gdiDesc = Gdi::VirtualScreen::getSurfaceDesc(D3dDdi::KernelModeThunks::getMonitorRect());
desc.dwFlags = DDSD_WIDTH | DDSD_HEIGHT | DDSD_PITCH | DDSD_LPSURFACE;
desc.lPitch = gdiDesc.lPitch;
desc.lpSurface = gdiDesc.lpSurface;
m_surface->SetSurfaceDesc(m_surface, &desc, 0);
}
updateFrontResource();
D3dDdi::Device::setGdiResourceHandle(g_frontResource);