Method MakeFrom

src/gpu/resources/ExternalRenderTarget.cpp:23–35

namespace tgfx {
std::shared_ptr<RenderTarget> RenderTarget::MakeFrom(Context* context,
                                                     const BackendRenderTarget& backendRenderTarget,
                                                     ImageOrigin origin) {
  if (context == nullptr) {
    return nullptr;
  }
  auto texture = context->gpu()->importExternalTexture(backendRenderTarget);
  if (!texture) {
    return nullptr;
  }
  auto renderTarget = new ExternalRenderTarget(std::move(texture), origin);
  return Resource::AddToCache(context, renderTarget);
}

}  // namespace tgfx