47 lines
2.0 KiB
C++
47 lines
2.0 KiB
C++
/*
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* Copyright 2022 Google LLC
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#ifndef skgpu_VulkanBackendContext_DEFINED
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#define skgpu_VulkanBackendContext_DEFINED
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#include "include/gpu/GpuTypes.h"
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#include "include/gpu/vk/VulkanMemoryAllocator.h"
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#include "include/gpu/vk/VulkanTypes.h"
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namespace skgpu {
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class VulkanExtensions;
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// The VkBackendContext contains all of the base Vk objects needed by the skia Vulkan context.
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struct SK_API VulkanBackendContext {
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VkInstance fInstance;
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VkPhysicalDevice fPhysicalDevice;
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VkDevice fDevice;
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VkQueue fQueue;
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uint32_t fGraphicsQueueIndex;
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// The max api version set here should match the value set in VkApplicationInfo::apiVersion when
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// then VkInstance was created.
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uint32_t fMaxAPIVersion;
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const skgpu::VulkanExtensions* fVkExtensions = nullptr;
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// The client can create their VkDevice with either a VkPhysicalDeviceFeatures or
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// VkPhysicalDeviceFeatures2 struct, thus we have to support taking both. The
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// VkPhysicalDeviceFeatures2 struct is needed so we know if the client enabled any extension
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// specific features. If fDeviceFeatures2 is not null then we ignore fDeviceFeatures. If both
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// fDeviceFeatures and fDeviceFeatures2 are null we will assume no features are enabled.
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const VkPhysicalDeviceFeatures* fDeviceFeatures = nullptr;
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const VkPhysicalDeviceFeatures2* fDeviceFeatures2 = nullptr;
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// Optional. The client may provide an inplementation of a VulkanMemoryAllocator for Skia to use
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// for allocating Vulkan resources that use VkDeviceMemory.
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sk_sp<VulkanMemoryAllocator> fMemoryAllocator;
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skgpu::VulkanGetProc fGetProc;
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Protected fProtectedContext;
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};
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} // namespace skgpu::graphite
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#endif // skgpu_VulkanBackendContext_DEFINED
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