//-----------------------------------------------------------------------
void Camera::_renderScene(Viewport *vp, bool includeOverlays)
{
OgreProfileBeginGPUEvent("Camera: " + getName());
//update the pixel display ratio
if (mProjType == Ogre::PT_PERSPECTIVE)
{
mPixelDisplayRatio = (2 * Ogre::Math::Tan(mFOVy * 0.5f)) / vp->getActualHeight();
}
else
{
mPixelDisplayRatio = (mTop - mBottom) / vp->getActualHeight();
}
//notify prerender scene
ListenerList listenersCopy = mListeners;
for (ListenerList::iterator i = listenersCopy.begin(); i != listenersCopy.end(); ++i)
{
(*i)->cameraPreRenderScene(this);
}
//render scene
mSceneMgr->_renderScene(this, vp, includeOverlays);
// Listener list may have change
listenersCopy = mListeners;
//notify postrender scene
for (ListenerList::iterator i = listenersCopy.begin(); i != listenersCopy.end(); ++i)
{
(*i)->cameraPostRenderScene(this);
}
OgreProfileEndGPUEvent("Camera: " + getName());
}
//-----------------------------------------------------------------------
void RenderTarget::update(bool swap)
{
OgreProfileBeginGPUEvent("RenderTarget: " + getName());
// call implementation
updateImpl();
if (swap)
{
// Swap buffers
swapBuffers();
}
OgreProfileEndGPUEvent("RenderTarget: " + getName());
}