17 :
public Pipeline<PipelineDescriptor>,
18 public BackendCast<PipelineMTL, Pipeline<PipelineDescriptor>> {
30 id<MTLRenderPipelineState> pipeline_state_;
31 id<MTLDepthStencilState> depth_stencil_state_;
32 bool is_valid_ =
false;
36 id<MTLRenderPipelineState>
state,
37 id<MTLDepthStencilState> depth_stencil_state);