| // Copyright 2018 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 "VkSurfaceKHR.hpp" |
| |
| #include "Vulkan/VkDestroy.h" |
| |
| #include <algorithm> |
| |
| namespace |
| { |
| |
| static const VkSurfaceFormatKHR surfaceFormats[] = |
| { |
| {VK_FORMAT_B8G8R8A8_UNORM, VK_COLOR_SPACE_SRGB_NONLINEAR_KHR}, |
| {VK_FORMAT_B8G8R8A8_SRGB, VK_COLOR_SPACE_SRGB_NONLINEAR_KHR}, |
| }; |
| |
| static const VkPresentModeKHR presentModes[] = |
| { |
| VK_PRESENT_MODE_FIFO_KHR, |
| }; |
| |
| } |
| |
| namespace vk |
| { |
| |
| VkResult PresentImage::allocateImage(VkDevice device, const VkImageCreateInfo& createInfo) |
| { |
| VkImage* vkImagePtr = reinterpret_cast<VkImage*>(allocate(sizeof(VkImage), REQUIRED_MEMORY_ALIGNMENT, DEVICE_MEMORY)); |
| if(!vkImagePtr) |
| { |
| return VK_ERROR_OUT_OF_DEVICE_MEMORY; |
| } |
| |
| VkResult status = vkCreateImage(device, &createInfo, nullptr, vkImagePtr); |
| if(status != VK_SUCCESS) |
| { |
| deallocate(vkImagePtr, DEVICE_MEMORY); |
| return status; |
| } |
| |
| image = Cast(*vkImagePtr); |
| deallocate(vkImagePtr, DEVICE_MEMORY); |
| |
| return status; |
| } |
| |
| VkResult PresentImage::allocateAndBindImageMemory(VkDevice device, const VkMemoryAllocateInfo& allocateInfo) |
| { |
| ASSERT(image); |
| |
| VkDeviceMemory* vkDeviceMemoryPtr = reinterpret_cast<VkDeviceMemory*>( |
| allocate(sizeof(VkDeviceMemory), REQUIRED_MEMORY_ALIGNMENT, DEVICE_MEMORY)); |
| if(!vkDeviceMemoryPtr) |
| { |
| return VK_ERROR_OUT_OF_DEVICE_MEMORY; |
| } |
| |
| VkResult status = vkAllocateMemory(device, &allocateInfo, nullptr, vkDeviceMemoryPtr); |
| if(status != VK_SUCCESS) |
| { |
| deallocate(vkDeviceMemoryPtr, DEVICE_MEMORY); |
| return status; |
| } |
| |
| imageMemory = Cast(*vkDeviceMemoryPtr); |
| vkBindImageMemory(device, *image, *vkDeviceMemoryPtr, 0); |
| |
| imageStatus = AVAILABLE; |
| deallocate(vkDeviceMemoryPtr, DEVICE_MEMORY); |
| |
| return status; |
| } |
| |
| void PresentImage::clear() |
| { |
| if(imageMemory) |
| { |
| vk::destroy(static_cast<VkDeviceMemory>(*imageMemory), nullptr); |
| imageMemory = nullptr; |
| } |
| |
| if(image) |
| { |
| vk::destroy(static_cast<VkImage>(*image), nullptr); |
| image = nullptr; |
| } |
| |
| imageStatus = NONEXISTENT; |
| } |
| |
| VkImage PresentImage::asVkImage() const |
| { |
| return image ? static_cast<VkImage>(*image) : VkImage({ VK_NULL_HANDLE }); |
| } |
| |
| void SurfaceKHR::getSurfaceCapabilities(VkSurfaceCapabilitiesKHR *pSurfaceCapabilities) const |
| { |
| pSurfaceCapabilities->minImageCount = 1; |
| pSurfaceCapabilities->maxImageCount = 0; |
| |
| pSurfaceCapabilities->maxImageArrayLayers = 1; |
| |
| pSurfaceCapabilities->supportedTransforms = VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR; |
| pSurfaceCapabilities->currentTransform = VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR; |
| pSurfaceCapabilities->supportedCompositeAlpha = VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR; |
| pSurfaceCapabilities->supportedUsageFlags = |
| VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | |
| VK_IMAGE_USAGE_TRANSFER_SRC_BIT | |
| VK_IMAGE_USAGE_TRANSFER_DST_BIT | |
| VK_IMAGE_USAGE_SAMPLED_BIT; |
| } |
| |
| uint32_t SurfaceKHR::getSurfaceFormatsCount() const |
| { |
| return static_cast<uint32_t>(sizeof(surfaceFormats) / sizeof(surfaceFormats[0])); |
| } |
| |
| VkResult SurfaceKHR::getSurfaceFormats(uint32_t *pSurfaceFormatCount, VkSurfaceFormatKHR *pSurfaceFormats) const |
| { |
| uint32_t count = getSurfaceFormatsCount(); |
| |
| uint32_t i; |
| for(i = 0; i < std::min(*pSurfaceFormatCount, count); i++) |
| { |
| pSurfaceFormats[i] = surfaceFormats[i]; |
| } |
| |
| *pSurfaceFormatCount = i; |
| |
| if(*pSurfaceFormatCount < count) |
| { |
| return VK_INCOMPLETE; |
| } |
| |
| return VK_SUCCESS; |
| } |
| |
| uint32_t SurfaceKHR::getPresentModeCount() const |
| { |
| return static_cast<uint32_t>(sizeof(presentModes) / sizeof(presentModes[0])); |
| } |
| |
| VkResult SurfaceKHR::getPresentModes(uint32_t *pPresentModeCount, VkPresentModeKHR *pPresentModes) const |
| { |
| uint32_t count = getPresentModeCount(); |
| |
| uint32_t i; |
| for(i = 0; i < std::min(*pPresentModeCount, count); i++) |
| { |
| pPresentModes[i] = presentModes[i]; |
| } |
| |
| *pPresentModeCount = i; |
| |
| if(*pPresentModeCount < count) |
| { |
| return VK_INCOMPLETE; |
| } |
| |
| return VK_SUCCESS; |
| } |
| |
| void SurfaceKHR::associateSwapchain(SwapchainKHR* swapchain) |
| { |
| associatedSwapchain = swapchain; |
| } |
| |
| void SurfaceKHR::disassociateSwapchain() |
| { |
| associatedSwapchain = nullptr; |
| } |
| |
| bool SurfaceKHR::hasAssociatedSwapchain() |
| { |
| return (associatedSwapchain != nullptr); |
| } |
| |
| VkResult SurfaceKHR::getPresentRectangles(uint32_t *pRectCount, VkRect2D *pRects) const |
| { |
| if (!pRects) |
| { |
| *pRectCount = 1; |
| return VK_SUCCESS; |
| } |
| |
| if (*pRectCount < 1) |
| { |
| return VK_INCOMPLETE; |
| } |
| |
| VkSurfaceCapabilitiesKHR capabilities; |
| getSurfaceCapabilities(&capabilities); |
| |
| pRects[0].offset = {0,0}; |
| pRects[0].extent = capabilities.currentExtent; |
| *pRectCount = 1; |
| |
| return VK_SUCCESS; |
| } |
| |
| } |