Method Process

src/Nazara/Graphics/DeferredGeometryPass.cpp:50–197

	*/

	bool DeferredGeometryPass::Process(const SceneData& sceneData, unsigned int firstWorkTexture, unsigned int secondWorkTexture) const
	{
		NazaraAssert(sceneData.viewer, "Invalid viewer");
		NazaraUnused(firstWorkTexture);
		NazaraUnused(secondWorkTexture);

		bool instancingEnabled = m_deferredTechnique->IsInstancingEnabled();

		m_GBufferRTT->SetColorTargets({0, 1, 2}); // G-Buffer
		Renderer::SetTarget(m_GBufferRTT);
		Renderer::SetViewport(Recti(0, 0, m_dimensions.x, m_dimensions.y));

		Renderer::SetRenderStates(m_clearStates);
		Renderer::SetShader(m_clearShader);
		Renderer::DrawFullscreenQuad();


		Renderer::SetMatrix(MatrixType_Projection, sceneData.viewer->GetProjectionMatrix());
		Renderer::SetMatrix(MatrixType_View, sceneData.viewer->GetViewMatrix());

		const Shader* lastShader = nullptr;
		const ShaderUniforms* shaderUniforms = nullptr;

		for (auto& layerPair : m_renderQueue->layers)
		{
			for (auto& pipelinePair : layerPair.second.opaqueModels)
			{
				const MaterialPipeline* pipeline = pipelinePair.first;
				auto& pipelineEntry = pipelinePair.second;

				if (pipelineEntry.maxInstanceCount > 0)
				{
					bool instancing = instancingEnabled && (pipelineEntry.maxInstanceCount > NAZARA_GRAPHICS_INSTANCING_MIN_INSTANCES_COUNT);

					UInt32 flags = ShaderFlags_Deferred;
					if (instancing)
						flags |= ShaderFlags_Instancing;

					const MaterialPipeline::Instance& pipelineInstance = pipeline->Apply(flags);

					const Shader* shader = pipelineInstance.uberInstance->GetShader();

					// Uniforms are conserved in our program, there's no point to send them back until they change
					if (shader != lastShader)
					{
						// Index of uniforms in the shader
						shaderUniforms = GetShaderUniforms(shader);

						// Ambiant color of the scene
						shader->SendColor(shaderUniforms->sceneAmbient, sceneData.ambientColor);
						// Position of the camera
						shader->SendVector(shaderUniforms->eyePosition, sceneData.viewer->GetEyePosition());

						lastShader = shader;
					}

					for (auto& materialPair : pipelineEntry.materialMap)
					{