Method render

Engine/source/renderInstance/renderPrePassMgr.cpp:320–534

}

void RenderPrePassMgr::render( SceneRenderState *state )
{
   PROFILE_SCOPE(RenderPrePassMgr_render);

   // Take a look at the SceneRenderState and see if we should skip drawing the pre-pass
   if ( state->disableAdvancedLightingBins() )
      return;

   // NOTE: We don't early out here when the element list is
   // zero because we need the prepass to be cleared.

   // Automagically save & restore our viewport and transforms.
   GFXTransformSaver saver;

   GFXDEBUGEVENT_SCOPE( RenderPrePassMgr_Render, ColorI::RED );

   // Tell the superclass we're about to render
   const bool isRenderingToTarget = _onPreRender(state);

   // Clear all z-buffer, and g-buffer.
   clearBuffers();

   // Restore transforms
   MatrixSet &matrixSet = getRenderPass()->getMatrixSet();
   matrixSet.restoreSceneViewProjection();
   const MatrixF worldViewXfm = GFX->getWorldMatrix();

   // Setup the default prepass material for object instances.
   if ( !mPrePassMatInstance )
      _createPrePassMaterial();
   if ( mPrePassMatInstance )
   {
      matrixSet.setWorld(MatrixF::Identity);
      mPrePassMatInstance->setTransforms(matrixSet, state);
   }

   // Signal start of pre-pass
   getRenderSignal().trigger( state, this, true );
   
   // First do a loop and render all the terrain... these are 
   // usually the big blockers in a scene and will save us fillrate
   // on the smaller meshes and objects.

   // The terrain doesn't need any scene graph data
   // in the the prepass... so just clear it.
   SceneData sgData;
   sgData.init( state, SceneData::PrePassBin );

   Vector< MainSortElem >::const_iterator itr = mTerrainElementList.begin();
   for ( ; itr != mTerrainElementList.end(); itr++ )
   {
      TerrainRenderInst *ri = static_cast<TerrainRenderInst*>( itr->inst );

      TerrainCellMaterial *mat = ri->cellMat->getPrePassMat();

      GFX->setPrimitiveBuffer( ri->primBuff );
      GFX->setVertexBuffer( ri->vertBuff );