1 // Copyright 2021 The SwiftShader Authors. All Rights Reserved. 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 #ifndef BENCHMARKS_SWAPCHAIN_HPP_ 16 #define BENCHMARKS_SWAPCHAIN_HPP_ 17 18 #include "VulkanHeaders.hpp" 19 #include <vector> 20 21 class Window; 22 23 class Swapchain 24 { 25 public: 26 Swapchain(vk::PhysicalDevice physicalDevice, vk::Device device, Window &window); 27 ~Swapchain(); 28 29 void acquireNextImage(vk::Semaphore presentCompleteSemaphore, uint32_t &imageIndex); 30 void queuePresent(vk::Queue queue, uint32_t imageIndex, vk::Semaphore waitSemaphore); 31 imageCount() const32 size_t imageCount() const 33 { 34 return images.size(); 35 } 36 getImageView(size_t i) const37 vk::ImageView getImageView(size_t i) const 38 { 39 return imageViews[i]; 40 } 41 getExtent() const42 vk::Extent2D getExtent() const 43 { 44 return extent; 45 } 46 47 const vk::Format colorFormat = vk::Format::eB8G8R8A8Unorm; 48 49 private: 50 const vk::Device device; 51 52 vk::SwapchainKHR swapchain; // Owning handle 53 vk::Extent2D extent; 54 55 std::vector<vk::Image> images; // Weak pointers. Presentable images owned by swapchain object. 56 std::vector<vk::ImageView> imageViews; // Owning handles 57 }; 58 59 #endif // BENCHMARKS_SWAPCHAIN_HPP_ 60