void TerrainGeometryManager::configureTerrainDefaults()
{
OGRE_NEW TerrainGlobalOptions();
Light *light = gEnv->terrainManager->getMainLight();
TerrainGlobalOptions *terrainOptions = TerrainGlobalOptions::getSingletonPtr();
// Configure global
terrainOptions->setMaxPixelError(IOPT("MaxPixelError", 5));
// Important to set these so that the terrain knows what to use for derived (non-realtime) data
if (light)
{
terrainOptions->setLightMapDirection(light->getDerivedDirection());
terrainOptions->setCompositeMapDiffuse(light->getDiffuseColour());
}
terrainOptions->setCompositeMapAmbient(gEnv->sceneManager->getAmbientLight());
// Configure default import settings for if we use imported image
Ogre::Terrain::ImportData& defaultimp = mTerrainGroup->getDefaultImportSettings();
defaultimp.terrainSize = terrainSize; // the heightmap size
defaultimp.worldSize = worldSize; // this is the scaled up size, like 12km
defaultimp.inputScale = mapsizey;
defaultimp.minBatchSize = IOPT("minBatchSize", 33);
defaultimp.maxBatchSize = IOPT("maxBatchSize", 65);
// optimizations
TerrainMaterialGeneratorA::SM2Profile* matProfile = static_cast<TerrainMaterialGeneratorA::SM2Profile*>(terrainOptions->getDefaultMaterialGenerator()->getActiveProfile());
if (matProfile)
{
matProfile->setLightmapEnabled(BOPT("LightmapEnabled", false));
matProfile->setLayerNormalMappingEnabled(BOPT("NormalMappingEnabled", false));
matProfile->setLayerSpecularMappingEnabled(BOPT("SpecularMappingEnabled", false));
matProfile->setLayerParallaxMappingEnabled(BOPT("ParallaxMappingEnabled", false));
matProfile->setGlobalColourMapEnabled(BOPT("GlobalColourMapEnabled", false));
matProfile->setReceiveDynamicShadowsDepth(BOPT("ReceiveDynamicShadowsDepth", true));
}
terrainOptions->setLayerBlendMapSize(IOPT("LayerBlendMapSize", 1024));
terrainOptions->setCompositeMapSize(IOPT("CompositeMapSize", 1024));
terrainOptions->setCompositeMapDistance(IOPT("CompositeMapDistance", 4000));
terrainOptions->setSkirtSize(IOPT("SkirtSize", 30));
terrainOptions->setLightMapSize(IOPT("LightMapSize", 1024));
terrainOptions->setCastsDynamicShadows(BOPT("CastsDynamicShadows", true));
terrainOptions->setUseRayBoxDistanceCalculation(false);
// load layer basics now
loadLayers(0, 0, 0);
}
void configureShadows( bool enabled, bool depthShadows )
{
TerrainMaterialGeneratorA::SM2Profile* matProfile =
static_cast<TerrainMaterialGeneratorA::SM2Profile*>(mTerrainGlobals->getDefaultMaterialGenerator()->getActiveProfile());
matProfile->setReceiveDynamicShadowsEnabled( enabled );
#ifdef SHADOWS_IN_LOW_LOD_MATERIAL
matProfile->setReceiveDynamicShadowsLowLod( true );
#else
matProfile->setReceiveDynamicShadowsLowLod( false );
#endif
// Default materials
for( EntityList::iterator i = mHouseList.begin(); i != mHouseList.end(); ++i )
{
(*i)->setMaterialName( "Examples/TudorHouse" );
}
if( enabled )
{// General scene setup
mSceneMgr->setShadowTechnique( SHADOWTYPE_TEXTURE_ADDITIVE_INTEGRATED );
mSceneMgr->setShadowFarDistance( 3000 );
// 3 textures per directional light (PSSM)
mSceneMgr->setShadowTextureCountPerLightType( Ogre::Light::LT_DIRECTIONAL, 3 );
if( mPSSMSetup.isNull() )
{// shadow camera setup
PSSMShadowCameraSetup* pssmSetup = new PSSMShadowCameraSetup();
pssmSetup->setSplitPadding( mCamera->getNearClipDistance() );
pssmSetup->calculateSplitPoints( 3, mCamera->getNearClipDistance(), mSceneMgr->getShadowFarDistance() );
pssmSetup->setOptimalAdjustFactor( 0, 2 );
pssmSetup->setOptimalAdjustFactor( 1, 1 );
pssmSetup->setOptimalAdjustFactor( 2, 0.5 );
mPSSMSetup.bind( pssmSetup );
}
mSceneMgr->setShadowCameraSetup( mPSSMSetup );
if( depthShadows )
{
mSceneMgr->setShadowTextureCount( 3 );
mSceneMgr->setShadowTextureConfig( 0, 2048, 2048, PF_FLOAT32_R );
mSceneMgr->setShadowTextureConfig( 1, 1024, 1024, PF_FLOAT32_R );
mSceneMgr->setShadowTextureConfig( 2, 1024, 1024, PF_FLOAT32_R );
mSceneMgr->setShadowTextureSelfShadow( true );
mSceneMgr->setShadowCasterRenderBackFaces( true );
MaterialPtr houseMat = buildDepthShadowMaterial( "fw12b.jpg" );
for( EntityList::iterator i = mHouseList.begin(); i != mHouseList.end(); ++i )
{
(*i)->setMaterial( houseMat );
}
}
else
{
mSceneMgr->setShadowTextureCount( 3 );
mSceneMgr->setShadowTextureConfig( 0, 2048, 2048, PF_X8B8G8R8 );
mSceneMgr->setShadowTextureConfig( 1, 1024, 1024, PF_X8B8G8R8 );
mSceneMgr->setShadowTextureConfig( 2, 1024, 1024, PF_X8B8G8R8 );
mSceneMgr->setShadowTextureSelfShadow( false );
mSceneMgr->setShadowCasterRenderBackFaces( false );
mSceneMgr->setShadowTextureCasterMaterial( StringUtil::BLANK );
}
matProfile->setReceiveDynamicShadowsDepth( depthShadows );
matProfile->setReceiveDynamicShadowsPSSM( static_cast<PSSMShadowCameraSetup*>(mPSSMSetup.get()) );
//addTextureShadowDebugOverlay(TL_RIGHT, 3);
}
else
{
mSceneMgr->setShadowTechnique( SHADOWTYPE_NONE );
}
}