1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
|
// Copyright 2022 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/headless/vulkan_implementation_headless.h"
#include <optional>
#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 "base/scoped_environment_variable_override.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 "ui/gfx/gpu_fence.h"
#include "ui/gfx/gpu_memory_buffer.h"
#include "ui/ozone/platform/headless/vulkan_surface_headless.h"
#if BUILDFLAG(IS_FUCHSIA)
#include <lib/zx/channel.h>
#endif
namespace ui {
VulkanImplementationHeadless::VulkanImplementationHeadless(bool use_swiftshader)
: gpu::VulkanImplementation(use_swiftshader) {}
bool VulkanImplementationHeadless::InitializeVulkanInstance(
bool using_surface) {
using_surface_ = using_surface;
std::vector<const char*> required_extensions = {
VK_KHR_EXTERNAL_MEMORY_CAPABILITIES_EXTENSION_NAME,
VK_KHR_EXTERNAL_SEMAPHORE_CAPABILITIES_EXTENSION_NAME};
if (using_surface_) {
required_extensions.push_back(VK_KHR_SURFACE_EXTENSION_NAME);
required_extensions.push_back(VK_EXT_HEADLESS_SURFACE_EXTENSION_NAME);
}
base::FilePath path;
#if BUILDFLAG(IS_FUCHSIA)
path = base::FilePath(use_swiftshader() ? "libvk_swiftshader.so"
: "libvulkan.so");
#else
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");
}
#endif
return vulkan_instance_.Initialize(path, required_extensions, {});
}
gpu::VulkanInstance* VulkanImplementationHeadless::GetVulkanInstance() {
return &vulkan_instance_;
}
std::unique_ptr<gpu::VulkanSurface>
VulkanImplementationHeadless::CreateViewSurface(gfx::AcceleratedWidget window) {
if (!using_surface_)
return nullptr;
return VulkanSurfaceHeadless::Create(vulkan_instance_.vk_instance(), window);
}
bool VulkanImplementationHeadless::GetPhysicalDevicePresentationSupport(
VkPhysicalDevice device,
const std::vector<VkQueueFamilyProperties>& queue_family_properties,
uint32_t queue_family_index) {
// TODO(samans): Don't early out once Swiftshader supports this method.
// https://crbug.com/swiftshader/129
if (use_swiftshader())
return true;
// Should this be false?
return true;
}
std::vector<const char*>
VulkanImplementationHeadless::GetRequiredDeviceExtensions() {
std::vector<const char*> extensions;
if (using_surface_)
extensions.push_back(VK_KHR_SWAPCHAIN_EXTENSION_NAME);
return extensions;
}
std::vector<const char*>
VulkanImplementationHeadless::GetOptionalDeviceExtensions() {
return {
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,
VK_KHR_INCREMENTAL_PRESENT_EXTENSION_NAME,
VK_EXT_IMAGE_DRM_FORMAT_MODIFIER_EXTENSION_NAME,
VK_EXT_EXTERNAL_MEMORY_DMA_BUF_EXTENSION_NAME,
};
}
VkFence VulkanImplementationHeadless::CreateVkFenceForGpuFence(
VkDevice vk_device) {
NOTREACHED();
}
std::unique_ptr<gfx::GpuFence>
VulkanImplementationHeadless::ExportVkFenceToGpuFence(VkDevice vk_device,
VkFence vk_fence) {
NOTREACHED();
}
VkExternalSemaphoreHandleTypeFlagBits
VulkanImplementationHeadless::GetExternalSemaphoreHandleType() {
#if BUILDFLAG(IS_LINUX)
return VK_EXTERNAL_SEMAPHORE_HANDLE_TYPE_SYNC_FD_BIT;
#else
return VK_EXTERNAL_SEMAPHORE_HANDLE_TYPE_OPAQUE_FD_BIT;
#endif
}
bool VulkanImplementationHeadless::CanImportGpuMemoryBuffer(
gpu::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 memory_buffer_type == gfx::GpuMemoryBufferType::NATIVE_PIXMAP;
#endif
}
std::unique_ptr<gpu::VulkanImage>
VulkanImplementationHeadless::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 = VK_IMAGE_TILING_OPTIMAL;
#if BUILDFLAG(IS_LINUX)
if (gmb_handle.native_pixmap_handle().modifier !=
gfx::NativePixmapHandle::kNoModifier) {
tiling = VK_IMAGE_TILING_DRM_FORMAT_MODIFIER_EXT;
}
#endif // BUILDFLAG(IS_LINUX)
return gpu::VulkanImage::CreateFromGpuMemoryBufferHandle(
device_queue, std::move(gmb_handle), size, vk_format, kUsage, /*flags=*/0,
tiling, VK_QUEUE_FAMILY_EXTERNAL);
}
#if BUILDFLAG(IS_FUCHSIA)
void VulkanImplementationHeadless::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_image_pipe) {
NOTIMPLEMENTED();
}
#endif // BUILDFLAG(IS_FUCHSIA)
} // namespace ui
|
