src/dawn/node/binding/GPUShaderModule.h

// Copyright 2021 The Dawn & Tint Authors
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#ifndef SRC_DAWN_NODE_BINDING_GPUSHADERMODULE_H_
#define SRC_DAWN_NODE_BINDING_GPUSHADERMODULE_H_

#include <webgpu/webgpu_cpp.h>

#include <memory>
#include <string>

#include "dawn/native/DawnNative.h"
#include "src/dawn/node/binding/AsyncRunner.h"
#include "src/dawn/node/interop/NodeAPI.h"
#include "src/dawn/node/interop/WebGPU.h"

namespace wgpu::binding {

// GPUShaderModule is an implementation of interop::GPUShaderModule that wraps a
// wgpu::ShaderModule.
class GPUShaderModule final : public interop::GPUShaderModule {
  public:
    GPUShaderModule(const wgpu::ShaderModuleDescriptor& desc,
                    wgpu::ShaderModule shader,
                    std::shared_ptr<AsyncRunner> async);

    // Implicit cast operator to Dawn GPU object
    inline operator const wgpu::ShaderModule&() const { return shader_; }

    // interop::GPUShaderModule interface compliance
    interop::Promise<interop::Interface<interop::GPUCompilationInfo>> getCompilationInfo(
        Napi::Env) override;
    std::string getLabel(Napi::Env) override;
    void setLabel(Napi::Env, std::string value) override;

  private:
    wgpu::ShaderModule shader_;
    std::shared_ptr<AsyncRunner> async_;
    std::string label_;
};

}  // namespace wgpu::binding

#endif  // SRC_DAWN_NODE_BINDING_GPUSHADERMODULE_H_