Method Draw

src/Nazara/Graphics/DeferredRenderTechnique.cpp:245–276

	*/

	bool DeferredRenderTechnique::Draw(const SceneData& sceneData) const
	{
		NazaraAssert(sceneData.viewer, "Invalid viewer");
		Recti viewerViewport = sceneData.viewer->GetViewport();

		Vector2ui viewportDimensions(viewerViewport.width, viewerViewport.height);
		if (viewportDimensions != m_GBufferSize)
		{
			if (!Resize(viewportDimensions))
			{
				NazaraError("Failed to update RTT");
				return false;
			}
		}

		unsigned int sceneTexture = 0;
		unsigned int workTexture = 1;
		for (auto& passIt : m_passes)
		{
			for (auto& passIt2 : passIt.second)
			{
				const DeferredRenderPass* pass = passIt2.second.get();
				if (pass->IsEnabled())
				{
					if (pass->Process(sceneData, workTexture, sceneTexture))
						std::swap(workTexture, sceneTexture);
				}
			}
		}

		return true;
	}

	/*!
	* \brief Enables a pass