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Check available texture units in shadow mapping settings

master
krzys-h 2015-08-06 13:47:42 +02:00
parent 4faeffa77d
commit b20d589c87
3 changed files with 93 additions and 93 deletions
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30
src/graphics/engine/engine.cpp
View File

@ -2908,9 +2908,14 @@ int CEngine::GetTextureAnisotropyLevel()
return m_textureAnisotropy;
}
bool CEngine::IsShadowMappingSupported()
{
return m_device->IsShadowMappingSupported() && m_device->GetMaxTextureStageCount() >= 3;
}
void CEngine::SetShadowMapping(bool value)
{
if(!m_device->IsShadowMappingSupported()) value = false;
if(!IsShadowMappingSupported()) value = false;
if(value == m_shadowMapping) return;
m_shadowMapping = value;
if(!value)
@ -2962,8 +2967,14 @@ int CEngine::GetShadowMappingOffscreenResolution()
return m_offscreenShadowRenderingResolution;
}
bool CEngine::IsShadowMappingQualitySupported()
{
return IsShadowMappingSupported() && m_device->GetMaxTextureStageCount() >= 6;
}
void CEngine::SetShadowMappingQuality(bool value)
{
if(!IsShadowMappingQualitySupported()) value = false;
m_qualityShadows = value;
}
@ -3445,14 +3456,6 @@ void CEngine::RenderShadowMap()
if (!m_shadowMapping) return;
if (m_device->GetMaxTextureStageCount() < 3)
{
m_shadowMapping = false;
GetLogger()->Error("Cannot use shadow maps, not enough texture units\n");
GetLogger()->Error("Disabling shadow mapping\n");
return;
}
m_app->StartPerformanceCounter(PCNT_RENDER_SHADOW_MAP);
// If no shadow map texture exists, create it
@ -3636,14 +3639,6 @@ void CEngine::UseShadowMapping(bool enable)
m_device->SetShadowColor(m_shadowColor);
if (m_qualityShadows)
{
if (m_device->GetMaxTextureStageCount() < 6)
{
m_qualityShadows = false;
GetLogger()->Error("Cannot use quality shadow maps, not enough texture units\n");
GetLogger()->Error("Attempting to use lower quality shadow maps\n");
}
else
{
// Texture Unit 2
m_device->SetTextureEnabled(2, true);
@ -3725,7 +3720,6 @@ void CEngine::UseShadowMapping(bool enable)
m_device->SetTextureStageParams(5, params);
}
}
else // Simpler shadows
{
// Texture Unit 2

2
src/graphics/engine/engine.h
View File

@ -1087,12 +1087,14 @@ public:
//@{
//! Management of shadow mapping
bool IsShadowMappingSupported();
void SetShadowMapping(bool value);
bool GetShadowMapping();
void SetShadowMappingOffscreen(bool value);
bool GetShadowMappingOffscreen();
void SetShadowMappingOffscreenResolution(int resolution);
int GetShadowMappingOffscreenResolution();
bool IsShadowMappingQualitySupported();
void SetShadowMappingQuality(bool value);
bool GetShadowMappingQuality();
//@}

6
src/ui/screen/screen_setup_graphics.cpp
View File

@ -253,7 +253,7 @@ void CScreenSetupGraphics::CreateInterface()
shadowOptions[0] = "Screen buffer"; // TODO: Is this the proper name for this?
}
pes->SetPossibleValues(shadowOptions);
if (!m_engine->GetDevice()->IsShadowMappingSupported())
if (!m_engine->IsShadowMappingSupported())
{
pes->ClearState(STATE_ENABLE);
}
@ -270,6 +270,10 @@ void CScreenSetupGraphics::CreateInterface()
ddim.y = dim.y*0.5f;
pc = pw->CreateCheck(pos, ddim, -1, EVENT_INTERFACE_SHADOW_MAPPING_QUALITY);
pc->SetState(STATE_SHADOW);
if (!m_engine->IsShadowMappingQualitySupported())
{
pes->ClearState(STATE_ENABLE);
}
ddim.x = dim.x*2;
ddim.y = dim.y*1;