1// Copyright 2019 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 SWIFTSHADER_VKSWAPCHAINKHR_HPP
16#define SWIFTSHADER_VKSWAPCHAINKHR_HPP
17
18
19#include "Vulkan/VkObject.hpp"
20#include "Vulkan/VkImage.hpp"
21#include "VkSurfaceKHR.hpp"
22
23#include <vector>
24
25namespace vk
26{
27
28class Fence;
29class Semaphore;
30
31class SwapchainKHR : public Object<SwapchainKHR, VkSwapchainKHR>
32{
33public:
34 SwapchainKHR(const VkSwapchainCreateInfoKHR* pCreateInfo, void* mem);
35
36 void destroy(const VkAllocationCallbacks* pAllocator);
37
38 static size_t ComputeRequiredAllocationSize(const VkSwapchainCreateInfoKHR* pCreateInfo);
39
40 void retire();
41
42 VkResult createImages(VkDevice device, const VkSwapchainCreateInfoKHR* pCreateInfo);
43
44 uint32_t getImageCount() const;
45 VkResult getImages(uint32_t *pSwapchainImageCount, VkImage *pSwapchainImages) const;
46
47 VkResult getNextImage(uint64_t timeout, Semaphore* semaphore, Fence* fence, uint32_t* pImageIndex);
48
49 VkResult present(uint32_t index);
50 PresentImage const &getImage(uint32_t imageIndex) { return images[imageIndex]; }
51
52private:
53 SurfaceKHR* surface = nullptr;
54 PresentImage* images = nullptr;
55 uint32_t imageCount = 0;
56 bool retired = false;
57
58 void resetImages();
59};
60
61static inline SwapchainKHR* Cast(VkSwapchainKHR object)
62{
63 return SwapchainKHR::Cast(object);
64}
65
66}
67
68#endif //SWIFTSHADER_VKSWAPCHAINKHR_HPP
69