Method prepRenderImage

Engine/source/environment/scatterSky.cpp:635–701

}

void ScatterSky::prepRenderImage( SceneRenderState *state )
{
   // Only render into diffuse and reflect passes.

   if( !state->isDiffusePass() &&
       !state->isReflectPass() )
      return;

   // Regular sky render instance.
   RenderPassManager* renderPass = state->getRenderPass();
   ObjectRenderInst *ri = renderPass->allocInst<ObjectRenderInst>();
   ri->renderDelegate.bind( this, &ScatterSky::_render );
   ri->type = RenderPassManager::RIT_Sky;
   ri->defaultKey = 10;
   ri->defaultKey2 = 0;
   renderPass->addInst(ri);

   // Debug render instance.
   /*
   if ( Con::getBoolVariable( "$ScatterSky::debug", false ) )
   {
      ri = state->getRenderPass()->allocInst<ObjectRenderInst>();
      ri->renderDelegate.bind( this, &ScatterSky::_debugRender );
      ri->type = RenderPassManager::RIT_Editor;
      state->getRenderPass()->addInst( ri );
   }
   */

   // Light flare effect render instance.
   if ( mFlareData && mNightInterpolant != 1.0f )
   {
      mFlareState.fullBrightness = mBrightness;
      mFlareState.scale = mFlareScale;
      mFlareState.lightInfo = mLight;

      Point3F lightPos = state->getDiffuseCameraPosition() - state->getFarPlane() * mLight->getDirection() * 0.9f;
      mFlareState.lightMat.identity();
      mFlareState.lightMat.setPosition( lightPos );

      F32 dist = ( lightPos - state->getDiffuseCameraPosition( ) ).len( );
      F32 coronaScale = 0.5f;
      F32 screenRadius = GFX->getViewport( ).extent.y * coronaScale * 0.5f;
      mFlareState.worldRadius = screenRadius * dist / state->getWorldToScreenScale( ).y;

      mFlareData->prepRender( state, &mFlareState );
   }

   // Render instances for Night effects.
   if ( mNightInterpolant <= 0.0f )
      return;

   // Render instance for Moon sprite.
   if ( mMoonEnabled && mMoonMatInst )
   {
      mMatrixSet->setSceneView(GFX->getWorldMatrix());
      mMatrixSet->setSceneProjection(GFX->getProjectionMatrix());
      mMatrixSet->setWorld(GFX->getWorldMatrix());