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// Copyright 2021 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/flatland/vulkan_implementation_flatland.h"
#include <lib/zx/channel.h>
#include <vulkan/vulkan.h>
#include <memory>
#include <tuple>
#include "base/files/file_path.h"
#include "base/fuchsia/fuchsia_logging.h"
#include "base/functional/callback_helpers.h"
#include "base/notimplemented.h"
#include "gpu/ipc/common/vulkan_ycbcr_info.h"
#include "gpu/vulkan/fuchsia/vulkan_fuchsia_ext.h"
#include "gpu/vulkan/vulkan_function_pointers.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 "mojo/public/cpp/system/platform_handle.h"
#include "ui/gfx/gpu_fence.h"
#include "ui/gfx/gpu_memory_buffer_handle.h"
#include "ui/ozone/platform/flatland/flatland_surface.h"
#include "ui/ozone/platform/flatland/flatland_surface_factory.h"
#include "ui/ozone/platform/flatland/flatland_sysmem_buffer_collection.h"
#include "ui/ozone/platform/flatland/flatland_window.h"
#include "ui/ozone/platform/flatland/flatland_window_manager.h"
namespace ui {
VulkanImplementationFlatland::VulkanImplementationFlatland(
FlatlandSurfaceFactory* flatland_surface_factory,
FlatlandSysmemBufferManager* flatland_sysmem_buffer_manager,
bool use_swiftshader,
bool allow_protected_memory)
: VulkanImplementation(use_swiftshader, allow_protected_memory),
flatland_sysmem_buffer_manager_(flatland_sysmem_buffer_manager) {}
VulkanImplementationFlatland::~VulkanImplementationFlatland() = default;
bool VulkanImplementationFlatland::InitializeVulkanInstance(
bool using_surface) {
DCHECK(!using_surface);
base::FilePath path(use_swiftshader() ? "libvk_swiftshader.so"
: "libvulkan.so");
std::vector<const char*> required_extensions;
std::vector<const char*> required_layers;
return vulkan_instance_.Initialize(path, required_extensions,
required_layers);
}
gpu::VulkanInstance* VulkanImplementationFlatland::GetVulkanInstance() {
return &vulkan_instance_;
}
std::unique_ptr<gpu::VulkanSurface>
VulkanImplementationFlatland::CreateViewSurface(gfx::AcceleratedWidget window) {
NOTREACHED();
}
bool VulkanImplementationFlatland::GetPhysicalDevicePresentationSupport(
VkPhysicalDevice physical_device,
const std::vector<VkQueueFamilyProperties>& queue_family_properties,
uint32_t queue_family_index) {
return true;
}
std::vector<const char*>
VulkanImplementationFlatland::GetRequiredDeviceExtensions() {
std::vector<const char*> result = {
VK_FUCHSIA_EXTERNAL_MEMORY_EXTENSION_NAME,
VK_FUCHSIA_EXTERNAL_SEMAPHORE_EXTENSION_NAME,
VK_KHR_BIND_MEMORY_2_EXTENSION_NAME,
VK_KHR_DEDICATED_ALLOCATION_EXTENSION_NAME,
VK_KHR_EXTERNAL_MEMORY_EXTENSION_NAME,
VK_KHR_EXTERNAL_SEMAPHORE_EXTENSION_NAME,
VK_KHR_GET_MEMORY_REQUIREMENTS_2_EXTENSION_NAME,
VK_KHR_MAINTENANCE1_EXTENSION_NAME,
};
// Following extensions are not supported by Swiftshader.
if (!use_swiftshader()) {
result.push_back(VK_FUCHSIA_BUFFER_COLLECTION_EXTENSION_NAME);
result.push_back(VK_KHR_SAMPLER_YCBCR_CONVERSION_EXTENSION_NAME);
}
return result;
}
std::vector<const char*>
VulkanImplementationFlatland::GetOptionalDeviceExtensions() {
return {};
}
VkFence VulkanImplementationFlatland::CreateVkFenceForGpuFence(
VkDevice vk_device) {
NOTIMPLEMENTED();
return VK_NULL_HANDLE;
}
std::unique_ptr<gfx::GpuFence>
VulkanImplementationFlatland::ExportVkFenceToGpuFence(VkDevice vk_device,
VkFence vk_fence) {
NOTIMPLEMENTED();
return nullptr;
}
VkExternalSemaphoreHandleTypeFlagBits
VulkanImplementationFlatland::GetExternalSemaphoreHandleType() {
return VK_EXTERNAL_SEMAPHORE_HANDLE_TYPE_ZIRCON_EVENT_BIT_FUCHSIA;
}
bool VulkanImplementationFlatland::CanImportGpuMemoryBuffer(
gpu::VulkanDeviceQueue* device_queue,
gfx::GpuMemoryBufferType memory_buffer_type) {
return memory_buffer_type == gfx::NATIVE_PIXMAP;
}
std::unique_ptr<gpu::VulkanImage>
VulkanImplementationFlatland::CreateImageFromGpuMemoryHandle(
gpu::VulkanDeviceQueue* device_queue,
gfx::GpuMemoryBufferHandle gmb_handle,
gfx::Size size,
VkFormat vk_format,
const gfx::ColorSpace& color_space) {
if (gmb_handle.type != gfx::NATIVE_PIXMAP)
return nullptr;
if (!gmb_handle.native_pixmap_handle().buffer_collection_handle) {
DLOG(ERROR) << "NativePixmapHandle.buffer_collection_handle is not set.";
return nullptr;
}
auto collection = flatland_sysmem_buffer_manager_->GetCollectionByHandle(
gmb_handle.native_pixmap_handle().buffer_collection_handle);
if (!collection) {
DLOG(ERROR) << "Tried to use an unknown buffer collection ID.";
return nullptr;
}
VkImage vk_image = VK_NULL_HANDLE;
VkImageCreateInfo vk_image_info = {VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO};
VkDeviceMemory vk_device_memory = VK_NULL_HANDLE;
VkDeviceSize vk_device_size = 0;
if (!collection->CreateVkImage(gmb_handle.native_pixmap_handle().buffer_index,
device_queue->GetVulkanDevice(), size,
&vk_image, &vk_image_info, &vk_device_memory,
&vk_device_size)) {
DLOG(ERROR) << "CreateVkImage failed.";
return nullptr;
}
std::optional<gpu::VulkanYCbCrInfo> ycbcr_info;
if (collection->format() == gfx::BufferFormat::YUV_420_BIPLANAR) {
VkSamplerYcbcrModelConversion ycbcr_conversion =
(color_space.GetMatrixID() == gfx::ColorSpace::MatrixID::BT709)
? VK_SAMPLER_YCBCR_MODEL_CONVERSION_YCBCR_709
: VK_SAMPLER_YCBCR_MODEL_CONVERSION_YCBCR_601;
// Currently sysmem doesn't specify location of chroma samples relative to
// luma (see fxbug.dev/13677). Assume they are cosited with luma. Y'CbCr
// info here must match the values passed for the same buffer in
// FuchsiaVideoDecoder. |format_features| are resolved later in the GPU
// process before the ycbcr info is passed to Skia.
ycbcr_info = gpu::VulkanYCbCrInfo(
vk_image_info.format, /*external_format=*/0, ycbcr_conversion,
VK_SAMPLER_YCBCR_RANGE_ITU_NARROW, VK_CHROMA_LOCATION_COSITED_EVEN,
VK_CHROMA_LOCATION_COSITED_EVEN, /*format_features=*/0);
}
auto image = gpu::VulkanImage::Create(
device_queue, vk_image, vk_device_memory, size, vk_image_info.format,
vk_image_info.tiling, vk_device_size, 0 /* memory_type_index */,
ycbcr_info, vk_image_info.usage, vk_image_info.flags);
if (image->format() != vk_format) {
DLOG(ERROR) << "Unexpected format " << vk_format << " vs "
<< image->format();
image->Destroy();
return nullptr;
}
image->set_queue_family_index(VK_QUEUE_FAMILY_EXTERNAL);
image->set_native_pixmap(collection->CreateNativePixmap(
std::move(gmb_handle).native_pixmap_handle(), size));
return image;
}
void VulkanImplementationFlatland::RegisterSysmemBufferCollection(
VkDevice device,
zx::eventpair service_handle,
zx::channel sysmem_token,
gfx::BufferFormat format,
gfx::BufferUsage usage,
gfx::Size size,
size_t min_buffer_count,
bool register_with_flatland_allocator) {
flatland_sysmem_buffer_manager_->ImportSysmemBufferCollection(
device, std::move(service_handle), std::move(sysmem_token), size, format,
usage, min_buffer_count, register_with_flatland_allocator);
}
} // namespace ui
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