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// 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"
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))
#ifdef Q_OS_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,
#ifdef Q_OS_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,
#ifdef Q_OS_WIN
VK_KHR_EXTERNAL_SEMAPHORE_WIN32_EXTENSION_NAME,
#else
VK_KHR_EXTERNAL_SEMAPHORE_FD_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::CreateExternalSemaphore(VkDevice vk_device)
{
return CreateExternalVkSemaphore(
#ifdef Q_OS_WIN
vk_device, VK_EXTERNAL_SEMAPHORE_HANDLE_TYPE_OPAQUE_WIN32_BIT);
#else
vk_device, VK_EXTERNAL_SEMAPHORE_HANDLE_TYPE_OPAQUE_FD_BIT);
#endif
}
VkSemaphore VulkanImplementationQt::ImportSemaphoreHandle(VkDevice vk_device,
SemaphoreHandle sync_handle)
{
return ImportVkSemaphoreHandle(vk_device, std::move(sync_handle));
}
SemaphoreHandle VulkanImplementationQt::GetSemaphoreHandle(VkDevice vk_device,
VkSemaphore vk_semaphore)
{
return GetVkSemaphoreHandle(vk_device, vk_semaphore,
#ifdef Q_OS_WIN
VK_EXTERNAL_SEMAPHORE_HANDLE_TYPE_OPAQUE_WIN32_BIT);
#else
VK_EXTERNAL_SEMAPHORE_HANDLE_TYPE_OPAQUE_FD_BIT);
#endif
}
VkExternalMemoryHandleTypeFlagBits VulkanImplementationQt::GetExternalImageHandleType()
{
#ifdef Q_OS_WIN
return VK_EXTERNAL_MEMORY_HANDLE_TYPE_D3D11_TEXTURE_BIT;
#else
return VK_EXTERNAL_MEMORY_HANDLE_TYPE_OPAQUE_FD_BIT;
#endif
}
bool VulkanImplementationQt::CanImportGpuMemoryBuffer(
VulkanDeviceQueue* /*device_queue*/,
gfx::GpuMemoryBufferType /*memory_buffer_type*/)
{
return false;
}
std::unique_ptr<VulkanImage>
VulkanImplementationQt::CreateImageFromGpuMemoryHandle(VulkanDeviceQueue * /*device_queue*/,
gfx::GpuMemoryBufferHandle /*gmb_handle*/,
gfx::Size /*size*/, VkFormat /*vk_format*/)
{
NOTREACHED();
return nullptr;
}
} // namespace gpu
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