Disable dual source blend until a valid support test is found
This commit is contained in:
parent
f432d6038e
commit
5ae8bec2fd
|
@ -103,7 +103,7 @@ void InitBackendInfo()
|
|||
g_Config.backend_info.bUseMinimalMipCount = true;
|
||||
g_Config.backend_info.bSupports3DVision = true;
|
||||
g_Config.backend_info.bSupportsSeparateAlphaFunction = device_caps.PrimitiveMiscCaps & D3DPMISCCAPS_SEPARATEALPHABLEND;
|
||||
// Dual source blend will be tested later because in most devices the support is not declared in the device caps
|
||||
// Dual source blend disabled by default until a proper method to test for support is found
|
||||
g_Config.backend_info.bSupportsDualSourceBlend = false;
|
||||
g_Config.backend_info.bSupportsFormatReinterpretation = true;
|
||||
g_Config.backend_info.bSupportsPixelLighting = C_PLIGHTS + 40 <= maxConstants && C_PMATERIALS + 4 <= maxConstants;
|
||||
|
@ -189,45 +189,7 @@ void VideoBackend::Video_Prepare()
|
|||
PixelShaderManager::Init();
|
||||
CommandProcessor::Init();
|
||||
PixelEngine::Init();
|
||||
DLCache::Init();
|
||||
// Test fo dual source blend support
|
||||
// We can only support dual source blend if we first suport a separate alpha function
|
||||
g_Config.backend_info.bSupportsDualSourceBlend = g_Config.backend_info.bSupportsSeparateAlphaFunction;
|
||||
if(g_Config.backend_info.bSupportsDualSourceBlend)
|
||||
{
|
||||
// Test all the belnding modes that dual source blend requires
|
||||
DWORD d3d_state = 0;
|
||||
DWORD d3d_old_state = 0;
|
||||
D3D::dev->SetRenderState(D3DRS_ALPHABLENDENABLE, true);
|
||||
D3D::dev->GetRenderState(D3DRS_SRCBLEND, &d3d_old_state);
|
||||
// Test for source D3DBLEND_SRCCOLOR2 support
|
||||
D3D::dev->SetRenderState(D3DRS_SRCBLEND, D3DBLEND_SRCCOLOR2);
|
||||
D3D::dev->GetRenderState(D3DRS_SRCBLEND, &d3d_state);
|
||||
g_Config.backend_info.bSupportsDualSourceBlend = (d3d_state == D3DBLEND_SRCCOLOR2);
|
||||
// Test for source D3DBLEND_INVSRCCOLOR2 support
|
||||
d3d_state = 0;
|
||||
D3D::dev->SetRenderState(D3DRS_SRCBLEND, D3DBLEND_INVSRCCOLOR2);
|
||||
D3D::dev->GetRenderState(D3DRS_SRCBLEND, &d3d_state);
|
||||
g_Config.backend_info.bSupportsDualSourceBlend = g_Config.backend_info.bSupportsDualSourceBlend && d3d_state == D3DBLEND_INVSRCCOLOR2;
|
||||
// Restore original state
|
||||
D3D::dev->SetRenderState(D3DRS_SRCBLEND, d3d_old_state);
|
||||
|
||||
d3d_old_state = 0;
|
||||
D3D::dev->GetRenderState(D3DRS_DESTBLEND, &d3d_old_state);
|
||||
// Test for destination D3DBLEND_SRCCOLOR2 support
|
||||
D3D::dev->SetRenderState(D3DRS_DESTBLEND, D3DBLEND_SRCCOLOR2);
|
||||
D3D::dev->GetRenderState(D3DRS_DESTBLEND, &d3d_state);
|
||||
g_Config.backend_info.bSupportsDualSourceBlend = g_Config.backend_info.bSupportsDualSourceBlend && d3d_state == D3DBLEND_SRCCOLOR2;
|
||||
// test for destination D3DBLEND_INVSRCCOLOR2 support
|
||||
d3d_state = 0;
|
||||
D3D::dev->SetRenderState(D3DRS_DESTBLEND, D3DBLEND_INVSRCCOLOR2);
|
||||
D3D::dev->GetRenderState(D3DRS_DESTBLEND, &d3d_state);
|
||||
g_Config.backend_info.bSupportsDualSourceBlend = g_Config.backend_info.bSupportsDualSourceBlend && d3d_state == D3DBLEND_INVSRCCOLOR2;
|
||||
// Restore original state
|
||||
D3D::dev->SetRenderState(D3DRS_DESTBLEND, d3d_old_state);
|
||||
|
||||
D3D::dev->SetRenderState(D3DRS_ALPHABLENDENABLE, false);
|
||||
}
|
||||
DLCache::Init();
|
||||
// Notify the core that the video backend is ready
|
||||
Host_Message(WM_USER_CREATE);
|
||||
}
|
||||
|
|
Loading…
Reference in New Issue