diff options
Diffstat (limited to 'src/core/compositor/vulkan_implementation_qt.cpp')
| -rw-r--r-- | src/core/compositor/vulkan_implementation_qt.cpp | 162 |
1 files changed, 162 insertions, 0 deletions
diff --git a/src/core/compositor/vulkan_implementation_qt.cpp b/src/core/compositor/vulkan_implementation_qt.cpp new file mode 100644 index 000000000..2f2259666 --- /dev/null +++ b/src/core/compositor/vulkan_implementation_qt.cpp @@ -0,0 +1,162 @@ +// Copyright (C) 2022 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only + +#include "vulkan_implementation_qt.h" + +#include "base/environment.h" +#include "base/logging.h" +#include "gpu/vulkan/vulkan_image.h" +#include "gpu/vulkan/vulkan_surface.h" +#include "gpu/vulkan/vulkan_util.h" +#include "ui/gfx/gpu_fence.h" + +#include <vulkan/vulkan.h> + +namespace gpu { + +VulkanImplementationQt::VulkanImplementationQt() : VulkanImplementation(false) { } + +VulkanImplementationQt::~VulkanImplementationQt() = default; + +bool VulkanImplementationQt::InitializeVulkanInstance(bool /*using_surface*/) +{ + std::vector<const char *> required_extensions = { + VK_KHR_EXTERNAL_MEMORY_CAPABILITIES_EXTENSION_NAME, + VK_KHR_EXTERNAL_SEMAPHORE_CAPABILITIES_EXTENSION_NAME, + }; + + auto env = base::Environment::Create(); + std::string vulkan_path; + if (!env->GetVar("QT_VULKAN_LIB", &vulkan_path)) { +#if BUILDFLAG(IS_WIN) + vulkan_path = "vulkan-1.dll"; +#else + vulkan_path = "libvulkan.so.1"; +#endif + } + + if (!vulkan_instance_.Initialize(base::FilePath::FromUTF8Unsafe(vulkan_path), + required_extensions, {})) { + LOG(ERROR) << "Failed to initialize vulkan instance"; + return false; + } + + return true; +} + +VulkanInstance *VulkanImplementationQt::GetVulkanInstance() +{ + return &vulkan_instance_; +} + +std::unique_ptr<VulkanSurface> +VulkanImplementationQt::CreateViewSurface(gfx::AcceleratedWidget /*window*/) +{ + NOTREACHED(); + return nullptr; +} + +bool VulkanImplementationQt::GetPhysicalDevicePresentationSupport( + VkPhysicalDevice /*device*/, + const std::vector<VkQueueFamilyProperties> & /*queue_family_properties*/, + uint32_t /*queue_family_index*/) +{ + NOTREACHED(); + return true; +} + +std::vector<const char *> VulkanImplementationQt::GetRequiredDeviceExtensions() +{ + return { + VK_KHR_EXTERNAL_MEMORY_EXTENSION_NAME, +#if BUILDFLAG(IS_WIN) + VK_KHR_EXTERNAL_MEMORY_WIN32_EXTENSION_NAME, +#else + VK_KHR_EXTERNAL_MEMORY_FD_EXTENSION_NAME, +#endif + }; +} + +std::vector<const char *> VulkanImplementationQt::GetOptionalDeviceExtensions() +{ + return { + VK_KHR_EXTERNAL_SEMAPHORE_EXTENSION_NAME, +#if BUILDFLAG(IS_WIN) + VK_KHR_EXTERNAL_SEMAPHORE_WIN32_EXTENSION_NAME, +#else + VK_KHR_EXTERNAL_SEMAPHORE_FD_EXTENSION_NAME, + VK_KHR_IMAGE_FORMAT_LIST_EXTENSION_NAME, + VK_EXT_IMAGE_DRM_FORMAT_MODIFIER_EXTENSION_NAME, + VK_EXT_EXTERNAL_MEMORY_DMA_BUF_EXTENSION_NAME, +#endif + }; +} + +VkFence VulkanImplementationQt::CreateVkFenceForGpuFence(VkDevice /*vk_device*/) +{ + NOTREACHED(); + return VK_NULL_HANDLE; +} + +std::unique_ptr<gfx::GpuFence> +VulkanImplementationQt::ExportVkFenceToGpuFence(VkDevice /*vk_device*/, VkFence /*vk_fence*/) +{ + NOTREACHED(); + return nullptr; +} + +VkSemaphore VulkanImplementationQt::ImportSemaphoreHandle(VkDevice vk_device, + SemaphoreHandle sync_handle) +{ + return ImportVkSemaphoreHandle(vk_device, std::move(sync_handle)); +} + +VkExternalSemaphoreHandleTypeFlagBits VulkanImplementationQt::GetExternalSemaphoreHandleType() +{ +#if BUILDFLAG(IS_WIN) + return VK_EXTERNAL_SEMAPHORE_HANDLE_TYPE_OPAQUE_WIN32_BIT; +#else + return VK_EXTERNAL_SEMAPHORE_HANDLE_TYPE_SYNC_FD_BIT; +#endif +} + +bool VulkanImplementationQt::CanImportGpuMemoryBuffer( + VulkanDeviceQueue *device_queue, + gfx::GpuMemoryBufferType memory_buffer_type) +{ +#if BUILDFLAG(IS_LINUX) + const auto &enabled_extensions = device_queue->enabled_extensions(); + return gfx::HasExtension(enabled_extensions, + VK_EXT_EXTERNAL_MEMORY_DMA_BUF_EXTENSION_NAME) && + gfx::HasExtension(enabled_extensions, + VK_EXT_IMAGE_DRM_FORMAT_MODIFIER_EXTENSION_NAME) && + memory_buffer_type == gfx::GpuMemoryBufferType::NATIVE_PIXMAP; +#else + return false; +#endif +} + +std::unique_ptr<VulkanImage> VulkanImplementationQt::CreateImageFromGpuMemoryHandle(VulkanDeviceQueue *device_queue, + gfx::GpuMemoryBufferHandle gmb_handle, + gfx::Size size, + VkFormat vk_format, + const gfx::ColorSpace &) +{ +#if BUILDFLAG(IS_LINUX) + constexpr auto kUsage = + VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_SAMPLED_BIT | + VK_IMAGE_USAGE_TRANSFER_DST_BIT | VK_IMAGE_USAGE_TRANSFER_SRC_BIT; + auto tiling = gmb_handle.native_pixmap_handle.modifier == + gfx::NativePixmapHandle::kNoModifier + ? VK_IMAGE_TILING_OPTIMAL + : VK_IMAGE_TILING_DRM_FORMAT_MODIFIER_EXT; + return gpu::VulkanImage::CreateFromGpuMemoryBufferHandle( + device_queue, std::move(gmb_handle), size, vk_format, kUsage, /*flags=*/0, + tiling, VK_QUEUE_FAMILY_EXTERNAL); +#else + NOTIMPLEMENTED(); + return nullptr; +#endif +} + +} // namespace gpu |