Method prepRenderImage

Engine/source/T3D/groundPlane.cpp:336–388

}

void GroundPlane::prepRenderImage( SceneRenderState* state )
{
   PROFILE_SCOPE( GroundPlane_prepRenderImage );
   
   // TODO: Should we skip rendering the ground plane into
   // the shadows?  Its not like you can ever get under it.

   if ( !mMaterial )
      return;

   // If we don't have a material instance after the override then 
   // we can skip rendering all together.
   BaseMatInstance *matInst = state->getOverrideMaterial( mMaterial );
   if ( !matInst )
      return;

   PROFILE_SCOPE( GroundPlane_prepRender );

   // Update the geometry.
   createGeometry( state->getCullingFrustum() );
   if( mVertexBuffer.isNull() )
      return;

   // Add a render instance.

   RenderPassManager*   pass  = state->getRenderPass();
   MeshRenderInst*      ri    = pass->allocInst< MeshRenderInst >();

   ri->type                   = RenderPassManager::RIT_Mesh;
   ri->vertBuff               = &mVertexBuffer;
   ri->primBuff               = &mPrimitiveBuffer;
   ri->prim                   = &mPrimitive;
   ri->matInst                = matInst;
   ri->objectToWorld          = pass->allocUniqueXform( MatrixF::Identity );
   ri->worldToCamera          = pass->allocSharedXform( RenderPassManager::View );
   ri->projection             = pass->allocSharedXform( RenderPassManager::Projection );
   ri->visibility             = 1.0f;
   ri->translucentSort        = matInst->getMaterial()->isTranslucent();
   ri->defaultKey             = matInst->getStateHint();

   if( ri->translucentSort )
      ri->type = RenderPassManager::RIT_Translucent;

	// If we need lights then set them up.
   if ( matInst->isForwardLit() )
   {
      LightQuery query;
      query.init( getWorldSphere() );
		query.getLights( ri->lights, 8 );
   }

   pass->addInst( ri );
}

/// Generate a subset of the ground plane matching the given frustum.