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keywords: Occlusion Culling, 遮挡剔除, 场景优化, Scene Optimization Working principle of Occlusion Culling Unreal Engine 4 uses an automatic process for culling that uses Scene Depth and the bounds of an object. When using the Wireframe viewmode, this is not a good method for testing if an object is occluded in UE4. You can use the (Editor only) console command r.visualizeOccludedPrimitives 1 to view the occluded objects. This will render a green bounds box for any objects that are occluded....