| // 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.hpp" |
| |
| #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[] = { |
| // FIXME(b/124265819): Make present modes behave correctly. Currently we use XPutImage |
| // with no synchronization, which behaves more like VK_PRESENT_MODE_IMMEDIATE_KHR. We |
| // should convert to using the Present extension, which allows us to request presentation |
| // at particular msc values. Will need a similar solution on Windows - possibly interact |
| // with DXGI directly. |
| VK_PRESENT_MODE_FIFO_KHR, |
| VK_PRESENT_MODE_MAILBOX_KHR, |
| }; |
| |
| } // namespace |
| |
| namespace vk { |
| |
| VkResult PresentImage::createImage(VkDevice device, const VkImageCreateInfo &createInfo) |
| { |
| VkImage image; |
| VkResult status = vkCreateImage(device, &createInfo, nullptr, &image); |
| if(status != VK_SUCCESS) |
| { |
| return status; |
| } |
| |
| this->image = Cast(image); |
| |
| return status; |
| } |
| |
| VkResult PresentImage::allocateAndBindImageMemory(VkDevice device, const VkMemoryAllocateInfo &allocateInfo) |
| { |
| ASSERT(image); |
| |
| VkDeviceMemory deviceMemory; |
| VkResult status = vkAllocateMemory(device, &allocateInfo, nullptr, &deviceMemory); |
| if(status != VK_SUCCESS) |
| { |
| release(); |
| return status; |
| } |
| |
| imageMemory = Cast(deviceMemory); |
| vkBindImageMemory(device, *image, deviceMemory, 0); |
| imageStatus = AVAILABLE; |
| |
| return VK_SUCCESS; |
| } |
| |
| void PresentImage::release() |
| { |
| 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 }); |
| } |
| |
| 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; |
| } |
| |
| void SurfaceKHR::setCommonSurfaceCapabilities(VkSurfaceCapabilitiesKHR *pSurfaceCapabilities) |
| { |
| 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_INPUT_ATTACHMENT_BIT | |
| VK_IMAGE_USAGE_TRANSFER_SRC_BIT | |
| VK_IMAGE_USAGE_TRANSFER_DST_BIT | |
| VK_IMAGE_USAGE_SAMPLED_BIT | |
| VK_IMAGE_USAGE_STORAGE_BIT; |
| } |
| |
| } // namespace vk |