41 lines
1.6 KiB
C++
41 lines
1.6 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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#ifndef COMMON_SWAPCHAINUTILS_H_
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#define COMMON_SWAPCHAINUTILS_H_
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#include "dawn/dawn_wsi.h"
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template <typename T>
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DawnSwapChainImplementation CreateSwapChainImplementation(T* swapChain) {
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DawnSwapChainImplementation impl = {};
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impl.userData = swapChain;
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impl.Init = [](void* userData, void* wsiContext) {
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auto* ctx = static_cast<typename T::WSIContext*>(wsiContext);
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reinterpret_cast<T*>(userData)->Init(ctx);
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};
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impl.Destroy = [](void* userData) { delete reinterpret_cast<T*>(userData); };
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impl.Configure = [](void* userData, WGPUTextureFormat format, WGPUTextureUsage allowedUsage,
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uint32_t width, uint32_t height) {
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return static_cast<T*>(userData)->Configure(format, allowedUsage, width, height);
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};
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impl.GetNextTexture = [](void* userData, DawnSwapChainNextTexture* nextTexture) {
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return static_cast<T*>(userData)->GetNextTexture(nextTexture);
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};
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impl.Present = [](void* userData) { return static_cast<T*>(userData)->Present(); };
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return impl;
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}
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#endif // COMMON_SWAPCHAINUTILS_H_
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