渲染先后:
Shader的RenderType tag -> Renderer.SortingLayerID -> Renderer.SortingOrder
-> Material.renderQueue(默认值为Shader里的"Queue")-> Transform.z(ViewSpace)渲染先后:
Shader的RenderType tag -> Renderer.SortingLayerID -> Renderer.SortingOrder
-> Material.renderQueue(默认值为Shader里的"Queue")-> Transform.z(ViewSpace)