void PrepareVertices(RenderSystem renderSys) { }
void PrepareDescriptorLayout(RenderSystem renderSys) { }
void RenderFrame(RenderSystem renderSys) { }
void PrepareTextures(RenderSystem renderSys) { }
void PrepareFrameBuffer(RenderSystem renderSys) { }
void PrepareDescriptorSet(RenderSystem renderSys) { }
void PrepareDescriptorPool(RenderSystem renderSys) { }
void PreparePipeline(RenderSystem renderSys) { }
void PrepareRenderPass(RenderSystem renderSys) { }