Method _renderBlock

Engine/source/terrain/terrRender.cpp:351–502

}

void TerrainBlock::_renderBlock( SceneRenderState *state )
{
   PROFILE_SCOPE( TerrainBlock_RenderBlock );

   // Prevent rendering shadows if feature is disabled
   if ( !mCastShadows && state->isShadowPass() ) 
      return;
	  
   MatrixF worldViewXfm = state->getWorldViewMatrix();
   worldViewXfm.mul( getRenderTransform() );

   MatrixF worldViewProjXfm = state->getProjectionMatrix();
   worldViewProjXfm.mul( worldViewXfm );

   const MatrixF &objectXfm = getRenderWorldTransform();

   Point3F objCamPos = state->getDiffuseCameraPosition();
   objectXfm.mulP( objCamPos );

   // Get the shadow material.
   if ( !mDefaultMatInst )
      mDefaultMatInst = TerrainCellMaterial::getShadowMat();

   // Make sure we have a base material.
   if ( !mBaseMaterial )
   {
      mBaseMaterial = new TerrainCellMaterial();
      mBaseMaterial->init( this, 0, false, false, true );
   }

   // Did the detail layers change?
   if ( mDetailsDirty )
   {   
      _updateMaterials();
      mDetailsDirty = false;
   }

   // If the layer texture has been cleared or is 
   // dirty then update it.
   if ( mLayerTex.isNull() || mLayerTexDirty )
      _updateLayerTexture();

   // If the layer texture is dirty or we lost the base
   // texture then regenerate it.
   if ( mLayerTexDirty || mBaseTex.isNull() )
   {
      _updateBaseTexture( false );
      mLayerTexDirty = false;
   }   

   static Vector<TerrCell*> renderCells;
   renderCells.clear();

   mCell->cullCells( state,
                     objCamPos,
                     &renderCells );

   RenderPassManager *renderPass = state->getRenderPass();