1 // Copyright 2021 The Dawn Authors 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 #ifndef DAWN_NODE_BINDING_GPUCOMMANDBUFFER_H_ 16 #define DAWN_NODE_BINDING_GPUCOMMANDBUFFER_H_ 17 18 #include "dawn/webgpu_cpp.h" 19 #include "dawn_native/DawnNative.h" 20 #include "napi.h" 21 #include "src/dawn_node/interop/WebGPU.h" 22 23 namespace wgpu { namespace binding { 24 25 // GPUCommandBuffer is an implementation of interop::GPUCommandBuffer that wraps a 26 // wgpu::CommandBuffer. 27 class GPUCommandBuffer final : public interop::GPUCommandBuffer { 28 public: 29 GPUCommandBuffer(wgpu::CommandBuffer cmd_buf); 30 31 // Implicit cast operator to Dawn GPU object 32 inline operator const wgpu::CommandBuffer &() const { 33 return cmd_buf_; 34 } 35 36 // interop::GPUCommandBuffer interface compliance 37 interop::Promise<double> getExecutionTime(Napi::Env) override; 38 std::optional<std::string> getLabel(Napi::Env) override; 39 void setLabel(Napi::Env, std::optional<std::string> value) override; 40 41 private: 42 wgpu::CommandBuffer cmd_buf_; 43 }; 44 45 }} // namespace wgpu::binding 46 47 #endif // DAWN_NODE_BINDING_GPUCOMMANDBUFFER_H_ 48