Method onRender

physx/samples/samplebase/PhysXSampleApplication.cpp:667–898

}

void PhysXSampleApplication::onRender()
{
	Renderer* renderer = getRenderer();
	if(renderer)
	{
		mCamera.BuildFrustum();
#if 0
		PxScene* mScene = &mSample->getActiveScene();
		if(mScene)
		{
			const PxVec3* frustumVerts = mCamera.getFrustumVerts();
			PxBounds3 cameraBounds(frustumVerts[0], frustumVerts[0]);
			for(PxU32 i=0;i<8;i++)
				cameraBounds.include(frustumVerts[i]);
			mScene->setVisualizationCullingBox(cameraBounds);
		}
#endif
		renderer->clearBuffers();

		if(mDrawScreenQuad)
		{
			ScreenQuad sq;
			sq.mLeftUpColor		= mScreenQuadTopColor;
			sq.mRightUpColor	= mScreenQuadTopColor;
			sq.mLeftDownColor	= mScreenQuadBottomColor;
			sq.mRightDownColor	= mScreenQuadBottomColor;

			renderer->drawScreenQuad(sq);
		}

		for(PxU32 i=0; i<mLights.size(); i++)
		{
			renderer->queueLightForRender(*mLights[i]);
		}

		{
			PxVec3 camPos( mCamera.getPos() );
			PxVec3 camDir = mCamera.getViewDir();
			PxVec3 camUp = PxVec3( 0, 1, 0 );
			PxVec3 camTarget = camPos + camDir * 50.0f;
			PxPvdSceneClient* pvdClient = mSample->getActiveScene().getScenePvdClient();
			if(pvdClient)
				pvdClient->updateCamera( "SampleCamera", camPos, camUp, camTarget );
		}			
		// main scene render
		{
			mSample->render();
			renderer->render(mCamera.getViewMatrix(), mCamera.getProjMatrix());
		}

		// render debug lines and points with a small depth bias to avoid z-fighting
		{
			mSample->getDebugRenderer()->queueForRenderLine();
			mSample->getDebugRenderer()->queueForRenderPoint();

			// modify entry(3,3) of the projection matrix according to 
			// http://www.terathon.com/gdc07_lengyel.pdf
			// this applies a small constant depth bias in NDC