1 // Copyright 2017 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 #include "utils/BackendBinding.h" 16 17 #include "common/Assert.h" 18 #include "dawn_native/VulkanBackend.h" 19 20 // Include GLFW after VulkanBackend so that it declares the Vulkan-specific functions 21 #include "GLFW/glfw3.h" 22 23 #include <memory> 24 25 namespace utils { 26 27 class VulkanBinding : public BackendBinding { 28 public: VulkanBinding(GLFWwindow * window,WGPUDevice device)29 VulkanBinding(GLFWwindow* window, WGPUDevice device) : BackendBinding(window, device) { 30 } 31 GetSwapChainImplementation()32 uint64_t GetSwapChainImplementation() override { 33 if (mSwapchainImpl.userData == nullptr) { 34 VkSurfaceKHR surface = VK_NULL_HANDLE; 35 if (glfwCreateWindowSurface(dawn_native::vulkan::GetInstance(mDevice), mWindow, 36 nullptr, &surface) != VK_SUCCESS) { 37 ASSERT(false); 38 } 39 40 mSwapchainImpl = dawn_native::vulkan::CreateNativeSwapChainImpl(mDevice, surface); 41 } 42 return reinterpret_cast<uint64_t>(&mSwapchainImpl); 43 } GetPreferredSwapChainTextureFormat()44 WGPUTextureFormat GetPreferredSwapChainTextureFormat() override { 45 ASSERT(mSwapchainImpl.userData != nullptr); 46 return dawn_native::vulkan::GetNativeSwapChainPreferredFormat(&mSwapchainImpl); 47 } 48 49 private: 50 DawnSwapChainImplementation mSwapchainImpl = {}; 51 }; 52 CreateVulkanBinding(GLFWwindow * window,WGPUDevice device)53 BackendBinding* CreateVulkanBinding(GLFWwindow* window, WGPUDevice device) { 54 return new VulkanBinding(window, device); 55 } 56 57 } // namespace utils 58