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VkCreateSwapchainKHR and VkDestroySwapchainKHR
Bare bones implementation of a creatable and destroyable swapchain Bug: b/124265819 Change-Id: Ie8277184863ab6b7204b6c8f6fc2b2f86ad787c9 Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/25509 Kokoro-Presubmit: kokoro <noreply+kokoro@google.com> Reviewed-by: Nicolas Capens <nicolascapens@google.com> Tested-by: Hernan Liatis <hliatis@google.com>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,123 @@ | ||
| // Copyright 2019 The SwiftShader Authors. All Rights Reserved. | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
||
| #include "VkSwapchainKHR.hpp" | ||
|
|
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| #include "Vulkan/VkImage.hpp" | ||
| #include "Vulkan/VkDeviceMemory.hpp" | ||
| #include "Vulkan/VkDestroy.h" | ||
|
|
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| namespace vk | ||
| { | ||
|
|
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| SwapchainKHR::SwapchainKHR(const VkSwapchainCreateInfoKHR *pCreateInfo, void *mem) : | ||
| createInfo(*pCreateInfo), | ||
| imageCount(0) | ||
| { | ||
| images.resize(pCreateInfo->minImageCount); | ||
| resetImages(); | ||
| } | ||
|
|
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| void SwapchainKHR::destroy(const VkAllocationCallbacks *pAllocator) | ||
| { | ||
| for(auto& currentImage : images) | ||
| { | ||
| if (currentImage.imageStatus != NONEXISTENT) | ||
| { | ||
| vk::destroy(currentImage.imageMemory, pAllocator); | ||
| vk::destroy(currentImage.image, pAllocator); | ||
|
|
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| currentImage.imageStatus = NONEXISTENT; | ||
| } | ||
| } | ||
| } | ||
|
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| size_t SwapchainKHR::ComputeRequiredAllocationSize(const VkSwapchainCreateInfoKHR *pCreateInfo) | ||
| { | ||
| return 0; | ||
| } | ||
|
|
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| void SwapchainKHR::resetImages() | ||
| { | ||
| for(auto& currentImage : images) | ||
| { | ||
| currentImage.image = VK_NULL_HANDLE; | ||
| currentImage.imageMemory = VK_NULL_HANDLE; | ||
| currentImage.imageStatus = NONEXISTENT; | ||
| } | ||
| } | ||
|
|
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| VkResult SwapchainKHR::createImages(VkDevice device) | ||
| { | ||
| resetImages(); | ||
|
|
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| VkImageCreateInfo imageInfo = {}; | ||
| imageInfo.sType = VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO; | ||
|
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| if(createInfo.flags & VK_SWAPCHAIN_CREATE_SPLIT_INSTANCE_BIND_REGIONS_BIT_KHR) | ||
| { | ||
| imageInfo.flags |= VK_IMAGE_CREATE_SPLIT_INSTANCE_BIND_REGIONS_BIT; | ||
| } | ||
|
|
||
| if(createInfo.flags & VK_SWAPCHAIN_CREATE_PROTECTED_BIT_KHR) | ||
| { | ||
| imageInfo.flags |= VK_IMAGE_CREATE_PROTECTED_BIT; | ||
| } | ||
|
|
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| imageInfo.imageType = VK_IMAGE_TYPE_2D; | ||
| imageInfo.format = createInfo.imageFormat; | ||
| imageInfo.extent.height = createInfo.imageExtent.height; | ||
| imageInfo.extent.width = createInfo.imageExtent.width; | ||
| imageInfo.extent.depth = 1; | ||
| imageInfo.mipLevels = 1; | ||
| imageInfo.arrayLayers = createInfo.imageArrayLayers; | ||
| imageInfo.samples = VK_SAMPLE_COUNT_1_BIT; | ||
| imageInfo.tiling = VK_IMAGE_TILING_OPTIMAL; | ||
| imageInfo.usage = createInfo.imageUsage; | ||
| imageInfo.sharingMode = createInfo.imageSharingMode; | ||
| imageInfo.pQueueFamilyIndices = createInfo.pQueueFamilyIndices; | ||
| imageInfo.queueFamilyIndexCount = createInfo.queueFamilyIndexCount; | ||
| imageInfo.initialLayout = VK_IMAGE_LAYOUT_GENERAL; | ||
|
|
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| VkResult status; | ||
| for(auto& currentImage : images) | ||
| { | ||
| status = vkCreateImage(device, &imageInfo, nullptr, ¤tImage.image); | ||
| if(status != VK_SUCCESS) | ||
| { | ||
| return status; | ||
| } | ||
|
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| VkMemoryRequirements memRequirements = vk::Cast(currentImage.image)->getMemoryRequirements(); | ||
|
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| VkMemoryAllocateInfo allocInfo = {}; | ||
| allocInfo.sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO; | ||
| allocInfo.allocationSize = memRequirements.size; | ||
| allocInfo.memoryTypeIndex = 0; | ||
|
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| status = vkAllocateMemory(device, &allocInfo, nullptr, ¤tImage.imageMemory); | ||
| if(status != VK_SUCCESS) | ||
| { | ||
| return status; | ||
| } | ||
|
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| vkBindImageMemory(device, currentImage.image, currentImage.imageMemory, 0); | ||
|
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| currentImage.imageStatus = AVAILABLE; | ||
| } | ||
|
|
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| return VK_SUCCESS; | ||
| } | ||
|
|
||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,67 @@ | ||
| // Copyright 2019 The SwiftShader Authors. All Rights Reserved. | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
||
| #ifndef SWIFTSHADER_VKSWAPCHAINKHR_HPP | ||
| #define SWIFTSHADER_VKSWAPCHAINKHR_HPP | ||
|
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| #include "Vulkan/VkObject.hpp" | ||
|
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| #include <vector> | ||
|
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| namespace vk | ||
| { | ||
|
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| enum PresentImageStatus | ||
| { | ||
| NONEXISTENT, // Image wasn't made | ||
| AVAILABLE, | ||
| DRAWING, | ||
| PRESENTING, | ||
| }; | ||
|
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| struct PresentImage | ||
| { | ||
| VkImage image; | ||
| VkDeviceMemory imageMemory; | ||
| PresentImageStatus imageStatus; | ||
| }; | ||
|
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| class SwapchainKHR : public Object<SwapchainKHR, VkSwapchainKHR> | ||
| { | ||
| public: | ||
| SwapchainKHR(const VkSwapchainCreateInfoKHR* pCreateInfo, void* mem); | ||
| ~SwapchainKHR() = delete; | ||
|
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| void destroy(const VkAllocationCallbacks* pAllocator); | ||
|
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| static size_t ComputeRequiredAllocationSize(const VkSwapchainCreateInfoKHR* pCreateInfo); | ||
|
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| VkResult createImages(VkDevice device); | ||
|
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| private: | ||
| VkSwapchainCreateInfoKHR createInfo; | ||
| std::vector<PresentImage> images; | ||
| uint32_t imageCount; | ||
|
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| void resetImages(); | ||
| }; | ||
|
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| static inline SwapchainKHR* Cast(VkSwapchainKHR object) | ||
| { | ||
| return reinterpret_cast<SwapchainKHR*>(object); | ||
| } | ||
|
|
||
| } | ||
|
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| #endif //SWIFTSHADER_VKSWAPCHAINKHR_HPP |