aurora/lib/dawn/OpenGLBinding.cpp

36 lines
1.1 KiB
C++

#include "BackendBinding.hpp"
#include <SDL_video.h>
#include <dawn/native/OpenGLBackend.h>
namespace aurora::webgpu::utils {
class OpenGLBinding : public BackendBinding {
public:
OpenGLBinding(SDL_Window* window, WGPUDevice device) : BackendBinding(window, device) {}
uint64_t GetSwapChainImplementation() override {
if (m_swapChainImpl.userData == nullptr) {
CreateSwapChainImpl();
}
return reinterpret_cast<uint64_t>(&m_swapChainImpl);
}
WGPUTextureFormat GetPreferredSwapChainTextureFormat() override {
if (m_swapChainImpl.userData == nullptr) {
CreateSwapChainImpl();
}
return dawn::native::opengl::GetNativeSwapChainPreferredFormat(&m_swapChainImpl);
}
private:
DawnSwapChainImplementation m_swapChainImpl{};
void CreateSwapChainImpl() {
m_swapChainImpl = dawn::native::opengl::CreateNativeSwapChainImpl(
m_device, [](void* userdata) { SDL_GL_SwapWindow(static_cast<SDL_Window*>(userdata)); }, m_window);
}
};
BackendBinding* CreateOpenGLBinding(SDL_Window* window, WGPUDevice device) { return new OpenGLBinding(window, device); }
} // namespace aurora::webgpu::utils