Method onRender

Engine/source/gui/utility/guiRenderTargetVizCtrl.cpp:90–129

//-----------------------------------------------------------------------------

void GuiRenderTargetVizCtrl::onRender(Point2I      offset,
   const RectI& updateRect)
{
   GFXDrawUtil* drawer = GFX->getDrawUtil();

   RectI boundsRect(offset, getExtent());

   //Draw backdrop
   GFX->getDrawUtil()->drawRectFill(boundsRect, ColorI::BLACK);

   if (mCameraObject != nullptr)
   {
      Camera* camObject = dynamic_cast<Camera*>(mCameraObject);

      camObject = dynamic_cast<Camera*>(camObject->getClientObject());

      if (camObject)
      {
         GFXTexHandle targ = camObject->getCameraRenderTarget();

         if (targ)
         {
            Point2I size = Point2I(targ->getWidth(), targ->getHeight());
            drawer->drawBitmapStretchSR(targ, boundsRect, RectI(Point2I::Zero, size));
         }
         return;
      }
   }
   else if (mTargetName == StringTable->EmptyString())
      return;

   NamedTexTarget* namedTarget = NamedTexTarget::find(mTargetName);
   if (namedTarget)
   {
      GFXTextureObject* theTex = namedTarget->getTexture(0);
      RectI viewport = namedTarget->getViewport();

      drawer->drawBitmapStretchSR(theTex, boundsRect, viewport);
   }
}