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https://github.com/encounter/dawn-cmake.git
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7771f58c7f
Bug: dawn:100 Change-Id: Ied470aca31dba15e704ec6c737b01e3ff344b240 Reviewed-on: https://dawn-review.googlesource.com/c/4380 Reviewed-by: Corentin Wallez <cwallez@chromium.org> Commit-Queue: Corentin Wallez <cwallez@chromium.org>
76 lines
2.7 KiB
C++
76 lines
2.7 KiB
C++
// Copyright 2017 The Dawn Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "utils/BackendBinding.h"
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#include "common/Assert.h"
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#include "dawn_native/VulkanBackend.h"
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// Include GLFW after VulkanBackend so that it declares the Vulkan-specific functions
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#include "GLFW/glfw3.h"
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#include <memory>
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namespace utils {
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class VulkanBinding : public BackendBinding {
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public:
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void SetupGLFWWindowHints() override {
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glfwWindowHint(GLFW_CLIENT_API, GLFW_NO_API);
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}
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dawnDevice CreateDevice() override {
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// Make an instance and find a Vulkan adapter
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mInstance = std::make_unique<dawn_native::Instance>();
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mInstance->DiscoverDefaultAdapters();
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std::vector<dawn_native::Adapter> adapters = mInstance->GetAdapters();
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for (dawn_native::Adapter adapter : adapters) {
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if (adapter.GetBackendType() == dawn_native::BackendType::Vulkan) {
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mDevice = adapter.CreateDevice();
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return mDevice;
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}
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}
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UNREACHABLE();
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return {};
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}
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uint64_t GetSwapChainImplementation() override {
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if (mSwapchainImpl.userData == nullptr) {
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VkSurfaceKHR surface = VK_NULL_HANDLE;
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if (glfwCreateWindowSurface(dawn_native::vulkan::GetInstance(mDevice), mWindow,
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nullptr, &surface) != VK_SUCCESS) {
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ASSERT(false);
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}
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mSwapchainImpl = dawn_native::vulkan::CreateNativeSwapChainImpl(mDevice, surface);
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}
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return reinterpret_cast<uint64_t>(&mSwapchainImpl);
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}
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dawnTextureFormat GetPreferredSwapChainTextureFormat() override {
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ASSERT(mSwapchainImpl.userData != nullptr);
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return dawn_native::vulkan::GetNativeSwapChainPreferredFormat(&mSwapchainImpl);
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}
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private:
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std::unique_ptr<dawn_native::Instance> mInstance;
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dawnDevice mDevice = nullptr;
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dawnSwapChainImplementation mSwapchainImpl = {};
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};
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BackendBinding* CreateVulkanBinding() {
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return new VulkanBinding;
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}
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} // namespace utils
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