Method Render

Source/Engine/Renderer/Renderer.cpp:222–293

}

void Renderer::Render(SceneRenderTask* task)
{
    PROFILE_GPU_CPU_NAMED("Render Frame");

    // Prepare GPU context
    auto context = GPUDevice::Instance->GetMainContext();
    context->ResetState();
    context->FlushState();
    const Viewport viewport = task->GetViewport();
    context->SetViewportAndScissors(viewport);

    // Prepare render context
    RenderContext renderContext(task);
    renderContext.List = RenderList::GetFromPool();
    RenderContextBatch renderContextBatch(task);
    renderContextBatch.Contexts.Add(renderContext);

    // Pre-init render view cache early in case it's used in PreRender drawing
    Float4 jitter = renderContext.View.TemporalAAJitter; // Preserve temporal jitter value (PrepareCache modifies it)
    renderContext.View.PrepareCache(renderContext, viewport.Width, viewport.Height, Float2::Zero);
    renderContext.View.TemporalAAJitter = jitter;

#if USE_EDITOR
    // Turn on low quality rendering during baking lightmaps (leave more GPU power for baking)
    const auto flags = renderContext.View.Flags;
    if (!renderContext.View.IsOfflinePass && IsBakingLightmaps)
    {
        renderContext.View.Flags &= ~(ViewFlags::AO
            | ViewFlags::Shadows
            | ViewFlags::AntiAliasing
            | ViewFlags::CustomPostProcess
            | ViewFlags::Bloom
            | ViewFlags::ToneMapping
            | ViewFlags::EyeAdaptation
            | ViewFlags::CameraArtifacts
            | ViewFlags::Reflections
            | ViewFlags::SSR
            | ViewFlags::LensFlares
            | ViewFlags::MotionBlur
            | ViewFlags::Fog
            | ViewFlags::PhysicsDebug
            | ViewFlags::Decals
            | ViewFlags::GI
            | ViewFlags::DebugDraw
            | ViewFlags::ContactShadows
            | ViewFlags::DepthOfField);
    }

    // Force Debug Draw usage in some specific views that depend on it
    if (renderContext.View.Mode == ViewMode::PhysicsColliders)
    {
        renderContext.View.Flags |= ViewFlags::DebugDraw;
    }
#endif

    // Perform the actual rendering
    task->OnPreRender(context, renderContext);
    RenderInner(task, renderContext, renderContextBatch);