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1 // Copyright (c) 2016 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2016 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "gpu/vulkan/vulkan_implementation.h" | 5 #include "gpu/vulkan/vulkan_implementation.h" |
6 | 6 |
7 #include <string> | |
8 #include <vector> | |
9 #include <vulkan/vulkan.h> | 7 #include <vulkan/vulkan.h> |
10 | 8 |
11 #include "base/logging.h" | 9 #include "base/logging.h" |
12 #include "base/macros.h" | 10 #include "base/macros.h" |
13 #include "gpu/vulkan/vulkan_command_pool.h" | |
14 | 11 |
15 #if defined(VK_USE_PLATFORM_XLIB_KHR) | 12 #if defined(VK_USE_PLATFORM_XLIB_KHR) |
16 #include "ui/gfx/x/x11_types.h" | 13 #include "ui/gfx/x/x11_types.h" |
17 #endif // defined(VK_USE_PLATFORM_XLIB_KHR) | 14 #endif // defined(VK_USE_PLATFORM_XLIB_KHR) |
18 | 15 |
19 namespace gpu { | 16 namespace gpu { |
20 | 17 |
21 struct VulkanInstance { | 18 struct VulkanInstance { |
22 VulkanInstance() {} | 19 VulkanInstance() {} |
23 | 20 |
24 void Initialize() { | 21 void Initialize() { valid = InitializeVulkanInstance(); } |
25 valid = InitializeVulkanInstance() && InitializeVulkanDevice(); | |
26 } | |
27 | 22 |
28 bool InitializeVulkanInstance() { | 23 bool InitializeVulkanInstance() { |
29 VkResult status = VK_SUCCESS; | 24 VkResult status = VK_SUCCESS; |
30 | 25 |
31 VkApplicationInfo app_info = {}; | 26 VkApplicationInfo app_info = {}; |
32 app_info.sType = VK_STRUCTURE_TYPE_APPLICATION_INFO; | 27 app_info.sType = VK_STRUCTURE_TYPE_APPLICATION_INFO; |
33 app_info.pApplicationName = "Chromium"; | 28 app_info.pApplicationName = "Chromium"; |
34 app_info.apiVersion = VK_MAKE_VERSION(1, 0, 2); | 29 app_info.apiVersion = VK_MAKE_VERSION(1, 0, 2); |
35 | 30 |
36 const char* instance_extensions[] = { | 31 const char* instance_extensions[] = { |
(...skipping 11 matching lines...) Expand all Loading... |
48 instance_create_info.enabledExtensionCount = arraysize(instance_extensions); | 43 instance_create_info.enabledExtensionCount = arraysize(instance_extensions); |
49 | 44 |
50 status = vkCreateInstance(&instance_create_info, nullptr, &vk_instance); | 45 status = vkCreateInstance(&instance_create_info, nullptr, &vk_instance); |
51 DCHECK_EQ(VK_SUCCESS, status); | 46 DCHECK_EQ(VK_SUCCESS, status); |
52 if (VK_SUCCESS != status) | 47 if (VK_SUCCESS != status) |
53 return false; | 48 return false; |
54 | 49 |
55 return true; | 50 return true; |
56 } | 51 } |
57 | 52 |
58 bool InitializeVulkanDevice() { | |
59 VkResult status = VK_SUCCESS; | |
60 | |
61 uint32_t device_count = 0; | |
62 status = vkEnumeratePhysicalDevices(vk_instance, &device_count, nullptr); | |
63 if (VK_SUCCESS != status || device_count == 0) | |
64 return false; | |
65 | |
66 std::vector<VkPhysicalDevice> devices(device_count); | |
67 status = | |
68 vkEnumeratePhysicalDevices(vk_instance, &device_count, devices.data()); | |
69 if (VK_SUCCESS != status) { | |
70 DLOG(ERROR) << "vkEnumeratePhysicalDevices() failed: " << status; | |
71 return false; | |
72 } | |
73 | |
74 // TODO(dyen): Enable this once vkGetPhysicalDeviceXlibPresentationSupportKHR() | |
75 // is properly supported in the driver. | |
76 #if 0 && defined(VK_USE_PLATFORM_XLIB_KHR) | |
77 Display* xdisplay = gfx::GetXDisplay(); | |
78 VisualID visual_id = | |
79 XVisualIDFromVisual(DefaultVisual(xdisplay, DefaultScreen(xdisplay))); | |
80 #endif // defined(VK_USE_PLATFORM_XLIB_KHR) | |
81 | |
82 int device_index = -1; | |
83 int queue_index = -1; | |
84 for (size_t i = 0; i < devices.size(); ++i) { | |
85 const VkPhysicalDevice& device = devices[i]; | |
86 uint32_t queue_count = 0; | |
87 vkGetPhysicalDeviceQueueFamilyProperties(device, &queue_count, nullptr); | |
88 if (queue_count) { | |
89 std::vector<VkQueueFamilyProperties> queue_properties(queue_count); | |
90 vkGetPhysicalDeviceQueueFamilyProperties(device, &queue_count, | |
91 queue_properties.data()); | |
92 for (size_t n = 0; n < queue_properties.size(); ++n) { | |
93 if ((queue_properties[n].queueFlags & VK_QUEUE_GRAPHICS_BIT) == 0) | |
94 continue; | |
95 | |
96 // TODO(dyen): Enable this once vkGetPhysicalDeviceXlibPresentationSupportKHR() | |
97 // is properly supported in the driver. | |
98 #if 1 | |
99 #elif defined(VK_USE_PLATFORM_XLIB_KHR) | |
100 if (!vkGetPhysicalDeviceXlibPresentationSupportKHR( | |
101 device, n, xdisplay, visual_id)) { | |
102 continue; | |
103 } | |
104 #else | |
105 #error Non-Supported Vulkan implementation. | |
106 #endif | |
107 | |
108 queue_index = static_cast<int>(n); | |
109 break; | |
110 } | |
111 | |
112 if (-1 != queue_index) { | |
113 device_index = static_cast<int>(i); | |
114 break; | |
115 } | |
116 } | |
117 } | |
118 | |
119 if (queue_index == -1) | |
120 return false; | |
121 | |
122 vk_physical_device = devices[device_index]; | |
123 vk_queue_index = queue_index; | |
124 | |
125 float queue_priority = 0.0f; | |
126 VkDeviceQueueCreateInfo queue_create_info = {}; | |
127 queue_create_info.sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO; | |
128 queue_create_info.queueFamilyIndex = queue_index; | |
129 queue_create_info.queueCount = 1; | |
130 queue_create_info.pQueuePriorities = &queue_priority; | |
131 | |
132 const char* device_extensions[] = {VK_KHR_SWAPCHAIN_EXTENSION_NAME}; | |
133 | |
134 VkDeviceCreateInfo device_create_info = {}; | |
135 device_create_info.sType = VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO; | |
136 device_create_info.queueCreateInfoCount = 1; | |
137 device_create_info.pQueueCreateInfos = &queue_create_info; | |
138 device_create_info.enabledExtensionCount = arraysize(device_extensions); | |
139 device_create_info.ppEnabledExtensionNames = device_extensions; | |
140 | |
141 status = vkCreateDevice(vk_physical_device, &device_create_info, nullptr, | |
142 &vk_device); | |
143 if (VK_SUCCESS != status) | |
144 return false; | |
145 | |
146 vkGetDeviceQueue(vk_device, queue_index, 0, &vk_queue); | |
147 | |
148 return true; | |
149 } | |
150 | |
151 bool valid = false; | 53 bool valid = false; |
152 VkInstance vk_instance; | 54 VkInstance vk_instance = VK_NULL_HANDLE; |
153 VkPhysicalDevice vk_physical_device; | |
154 VkDevice vk_device; | |
155 VkQueue vk_queue; | |
156 uint32_t vk_queue_index = 0; | |
157 }; | 55 }; |
158 | 56 |
159 static VulkanInstance* vulkan_instance = nullptr; | 57 static VulkanInstance* vulkan_instance = nullptr; |
160 | 58 |
161 bool InitializeVulkan() { | 59 bool InitializeVulkan() { |
162 DCHECK(!vulkan_instance); | 60 DCHECK(!vulkan_instance); |
163 vulkan_instance = new VulkanInstance; | 61 vulkan_instance = new VulkanInstance; |
164 vulkan_instance->Initialize(); | 62 vulkan_instance->Initialize(); |
165 return vulkan_instance->valid; | 63 return vulkan_instance->valid; |
166 } | 64 } |
167 | 65 |
168 VkInstance GetVulkanInstance() { | 66 VkInstance GetVulkanInstance() { |
169 DCHECK(vulkan_instance); | 67 DCHECK(vulkan_instance); |
170 DCHECK(vulkan_instance->valid); | 68 DCHECK(vulkan_instance->valid); |
171 return vulkan_instance->vk_instance; | 69 return vulkan_instance->vk_instance; |
172 } | 70 } |
173 | 71 |
174 VkPhysicalDevice GetVulkanPhysicalDevice() { | |
175 DCHECK(vulkan_instance); | |
176 DCHECK(vulkan_instance->valid); | |
177 return vulkan_instance->vk_physical_device; | |
178 } | |
179 | |
180 VkDevice GetVulkanDevice() { | |
181 DCHECK(vulkan_instance); | |
182 DCHECK(vulkan_instance->valid); | |
183 return vulkan_instance->vk_device; | |
184 } | |
185 | |
186 VkQueue GetVulkanQueue() { | |
187 DCHECK(vulkan_instance); | |
188 DCHECK(vulkan_instance->valid); | |
189 return vulkan_instance->vk_queue; | |
190 } | |
191 | |
192 scoped_ptr<VulkanCommandPool> CreateCommandPool() { | |
193 DCHECK(vulkan_instance); | |
194 DCHECK(vulkan_instance->valid); | |
195 | |
196 scoped_ptr<VulkanCommandPool> command_pool(new VulkanCommandPool( | |
197 vulkan_instance->vk_device, vulkan_instance->vk_queue_index)); | |
198 if (!command_pool->Initialize()) | |
199 return nullptr; | |
200 | |
201 return command_pool; | |
202 } | |
203 | |
204 } // namespace gpu | 72 } // namespace gpu |
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