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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ui/ozone/platform/wayland/gpu/vulkan_implementation_wayland.h"
#include <vulkan/vulkan_wayland.h>
#include "base/base_paths.h"
#include "base/files/file_path.h"
#include "base/functional/callback_helpers.h"
#include "base/notreached.h"
#include "base/path_service.h"
#include "gpu/vulkan/vulkan_image.h"
#include "gpu/vulkan/vulkan_instance.h"
#include "gpu/vulkan/vulkan_surface.h"
#include "gpu/vulkan/vulkan_util.h"
#include "ui/gfx/gpu_fence.h"
#include "ui/gfx/gpu_memory_buffer.h"
namespace ui {
VulkanImplementationWayland::VulkanImplementationWayland(bool use_swiftshader)
: gpu::VulkanImplementation(use_swiftshader) {}
VulkanImplementationWayland::~VulkanImplementationWayland() {}
bool VulkanImplementationWayland::InitializeVulkanInstance(bool using_surface) {
std::vector<const char*> required_extensions = {
VK_KHR_EXTERNAL_MEMORY_CAPABILITIES_EXTENSION_NAME,
VK_KHR_EXTERNAL_SEMAPHORE_CAPABILITIES_EXTENSION_NAME,
};
base::FilePath path;
if (use_swiftshader()) {
if (!base::PathService::Get(base::DIR_MODULE, &path))
return false;
path = path.Append("libvk_swiftshader.so");
} else {
path = base::FilePath("libvulkan.so.1");
}
return vulkan_instance_.Initialize(path, required_extensions, {});
}
gpu::VulkanInstance* VulkanImplementationWayland::GetVulkanInstance() {
return &vulkan_instance_;
}
std::unique_ptr<gpu::VulkanSurface>
VulkanImplementationWayland::CreateViewSurface(gfx::AcceleratedWidget window) {
NOTIMPLEMENTED();
return nullptr;
}
bool VulkanImplementationWayland::GetPhysicalDevicePresentationSupport(
VkPhysicalDevice device,
const std::vector<VkQueueFamilyProperties>& queue_family_properties,
uint32_t queue_family_index) {
NOTIMPLEMENTED();
return false;
}
std::vector<const char*>
VulkanImplementationWayland::GetRequiredDeviceExtensions() {
std::vector<const char*> result{
VK_KHR_EXTERNAL_MEMORY_EXTENSION_NAME,
VK_KHR_EXTERNAL_MEMORY_FD_EXTENSION_NAME,
VK_KHR_EXTERNAL_SEMAPHORE_EXTENSION_NAME,
VK_KHR_EXTERNAL_SEMAPHORE_FD_EXTENSION_NAME,
};
if (!use_swiftshader())
result.push_back(VK_EXT_EXTERNAL_MEMORY_DMA_BUF_EXTENSION_NAME);
return result;
}
std::vector<const char*>
VulkanImplementationWayland::GetOptionalDeviceExtensions() {
// VK_EXT_image_drm_format_modifier is not well supported right now, so has to
// request as an optional extension.
return {
VK_EXT_IMAGE_DRM_FORMAT_MODIFIER_EXTENSION_NAME,
};
}
VkFence VulkanImplementationWayland::CreateVkFenceForGpuFence(
VkDevice vk_device) {
NOTREACHED();
}
std::unique_ptr<gfx::GpuFence>
VulkanImplementationWayland::ExportVkFenceToGpuFence(VkDevice vk_device,
VkFence vk_fence) {
NOTREACHED();
}
VkExternalSemaphoreHandleTypeFlagBits
VulkanImplementationWayland::GetExternalSemaphoreHandleType() {
return VK_EXTERNAL_SEMAPHORE_HANDLE_TYPE_SYNC_FD_BIT;
}
bool VulkanImplementationWayland::CanImportGpuMemoryBuffer(
gpu::VulkanDeviceQueue* device_queue,
gfx::GpuMemoryBufferType memory_buffer_type) {
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;
}
std::unique_ptr<gpu::VulkanImage>
VulkanImplementationWayland::CreateImageFromGpuMemoryHandle(
gpu::VulkanDeviceQueue* device_queue,
gfx::GpuMemoryBufferHandle gmb_handle,
gfx::Size size,
VkFormat vk_format,
const gfx::ColorSpace& color_space) {
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_FOREIGN_EXT);
}
} // namespace ui
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