Пример #1
0
        void rtt::clear(unsigned buffers, const colour &c, float d, unsigned s)
        {
            assert(_viewport);

            Ogre::RenderSystem *rs = Ogre::Root::getSingleton().getRenderSystem();

            rs->_setViewport(_viewport);
            rs->clearFrameBuffer(buffers, c, d, s);
        }
	void OgreRTTexture::end()
	{
		Ogre::RenderSystem* system = Ogre::Root::getSingleton().getRenderSystem();
		system->_setViewport(mSaveViewport);
#if OGRE_VERSION >= MYGUI_DEFINE_VERSION(1, 7, 0) && OGRE_NO_VIEWPORT_ORIENTATIONMODE == 0
		Ogre::OrientationMode orient = mSaveViewport->getOrientationMode();
		system->_setProjectionMatrix(Ogre::Matrix4::IDENTITY * Ogre::Quaternion(Ogre::Degree(orient * 90.f), Ogre::Vector3::UNIT_Z));
#else
		system->_setProjectionMatrix(Ogre::Matrix4::IDENTITY);
#endif
	}
	void OgreRTTexture::begin()
	{
		Ogre::RenderTexture* rtt = mTexture->getBuffer()->getRenderTarget();

		if (mViewport == nullptr)
		{
			mViewport = rtt->addViewport(nullptr);
			mViewport->setClearEveryFrame(false);
			mViewport->setOverlaysEnabled(false);
		}

		Ogre::RenderSystem* system = Ogre::Root::getSingleton().getRenderSystem();
		system->_setProjectionMatrix(mProjectMatrix);
		mSaveViewport = system->_getViewport();
		system->_setViewport(mViewport);
		system->clearFrameBuffer(Ogre::FBT_COLOUR, Ogre::ColourValue::ZERO);
	}