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_GPU_H_ 16 #define DAWN_NODE_BINDING_GPU_H_ 17 18 #include "dawn/webgpu_cpp.h" 19 #include "dawn_native/DawnNative.h" 20 #include "napi.h" 21 #include "src/dawn_node/binding/Flags.h" 22 #include "src/dawn_node/interop/WebGPU.h" 23 24 namespace wgpu { namespace binding { 25 // GPU is an implementation of interop::GPU that wraps a dawn_native::Instance. 26 class GPU final : public interop::GPU { 27 public: 28 GPU(Flags flags); 29 30 // interop::GPU interface compliance 31 interop::Promise<std::optional<interop::Interface<interop::GPUAdapter>>> requestAdapter( 32 Napi::Env env, 33 interop::GPURequestAdapterOptions options) override; 34 35 private: 36 const Flags flags_; 37 dawn_native::Instance instance_; 38 }; 39 40 }} // namespace wgpu::binding 41 42 #endif // DAWN_NODE_BINDING_GPU_H_ 43