Function DrawSceneOntoScreen

deps/LLGL/examples/Cpp/RenderTarget/Example.cpp:461–514

    }

    void DrawSceneOntoScreen()
    {
        #ifndef ENABLE_CBUFFER_RANGE

        // Update model transformation with standard projection
        Settings settings;
        UpdateSettingsForScreen(settings);
        commands->UpdateBuffer(*constantBuffer, 0, &settings, sizeof(settings));

        #endif // /ENABLE_CBUFFER_RANGE

        // Generate MIP-maps again after texture has been written by the render-target
        commands->GenerateMips(*renderTargetTex);

        // Begin render pass for render context
        commands->BeginRenderPass(*context);
        {
            // Clear color and depth buffers of active framebuffer (i.e. the screen)
            commands->SetClearColor(backgroundColor);
            commands->Clear(LLGL::ClearFlags::ColorDepth);

            // Binds graphics pipeline for render context
            commands->SetPipelineState(*pipelines[1]);

            // Set viewport to fullscreen.
            // Note: this must be done AFTER the respective graphics pipeline has been set,
            //       since the previous pipeline has no dynamic viewport!
            commands->SetViewport(context->GetResolution());

            if (resourceHeap)
            {
                // Set graphics pipeline resources
                commands->SetResourceHeap(*resourceHeap, 1);
            }
            else
            {
                #ifdef ENABLE_CUSTOM_MULTISAMPLING

                // Set multi-sample render-target texture
                commands->SetResource(*renderTargetTex, 1, LLGL::BindFlags::Sampled, shaderStages);

                #else

                // Set render-target texture
                commands->SetResource(*renderTargetTex, 2, LLGL::BindFlags::Sampled, shaderStages);

                #endif // /ENABLE_CUSTOM_MULTISAMPLING
            }

            // Draw scene
            commands->DrawIndexed(36, 0);
        }
        commands->EndRenderPass();
    }

    #ifdef ENABLE_CBUFFER_RANGE