| // Copyright (c) 2018 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef GPU_VULKAN_VULKAN_INSTANCE_H_ |
| #define GPU_VULKAN_VULKAN_INSTANCE_H_ |
| |
| #include <vulkan/vulkan.h> |
| #include <memory> |
| |
| #include "base/check_op.h" |
| #include "base/component_export.h" |
| #include "base/macros.h" |
| #include "gpu/config/vulkan_info.h" |
| #include "ui/gfx/extension_set.h" |
| |
| namespace gpu { |
| |
| class COMPONENT_EXPORT(VULKAN) VulkanInstance { |
| public: |
| VulkanInstance(); |
| |
| ~VulkanInstance(); |
| |
| // Creates the vulkan instance. |
| // |
| // The extensions in |required_extensions| and the layers in |required_layers| |
| // will be enabled in the created instance. See the "Extended Functionality" |
| // section of vulkan specification for more information. |
| bool Initialize(const std::vector<const char*>& required_extensions, |
| const std::vector<const char*>& required_layers); |
| |
| const VulkanInfo& vulkan_info() const { return vulkan_info_; } |
| |
| VkInstance vk_instance() { return vk_instance_; } |
| |
| private: |
| bool CollectInfo(); |
| void Destroy(); |
| |
| VulkanInfo vulkan_info_; |
| |
| VkInstance vk_instance_ = VK_NULL_HANDLE; |
| bool debug_report_enabled_ = false; |
| #if DCHECK_IS_ON() |
| VkDebugReportCallbackEXT error_callback_ = VK_NULL_HANDLE; |
| VkDebugReportCallbackEXT warning_callback_ = VK_NULL_HANDLE; |
| #endif |
| |
| DISALLOW_COPY_AND_ASSIGN(VulkanInstance); |
| }; |
| |
| } // namespace gpu |
| |
| #endif // GPU_VULKAN_VULKAN_INSTANCE_H_ |