resource_manager.hpp

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#pragma once
 
#include <filesystem>
#include <vector>
#include <webgpu/webgpu.hpp>
 
namespace netdem {
 
namespace webgpu {
 
class ResourceManager {
public:
  static wgpu::Device GetDevice();
  static wgpu::Device GetDevice(wgpu::RequiredLimits limits);
 
  // Load a shader from a WGSL file into a new shader module
  static std::string ReadFile(std::filesystem::path const &path);
 
  static wgpu::ShaderModule
  CreateShaderModule(wgpu::Device &device, std::string const &shader_source);
 
  static wgpu::Buffer CreateBufferWithData(wgpu::Device &device,
                                           const void *data, size_t size,
                                           wgpu::BufferUsageFlags usage);
 
  static void ReadBuffer(wgpu::Device &device, wgpu::Buffer const &buffer,
                         size_t buffer_offset, void *data, size_t size);
 
private:
  static wgpu::Adapter
  RequestAdapterSync(wgpu::Instance instance,
                     wgpu::RequestAdapterOptions const *options);
 
  static wgpu::Device
  RequestDeviceSync(wgpu::Adapter adapter,
                    wgpu::DeviceDescriptor const *descriptor);
};
 
} // namespace webgpu
 
} // namespace netdem