3644360c8d
Bug: skia: Change-Id: Ic7992c89c06789ee631c9f5b4f047c6486e792a5 Reviewed-on: https://skia-review.googlesource.com/137390 Commit-Queue: Greg Daniel <egdaniel@google.com> Reviewed-by: Robert Phillips <robertphillips@google.com> Reviewed-by: Brian Salomon <bsalomon@google.com>
61 lines
2.4 KiB
C++
61 lines
2.4 KiB
C++
/*
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* Copyright 2016 Google Inc.
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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 GrVkBackendContext_DEFINED
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#define GrVkBackendContext_DEFINED
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#include "GrVkTypes.h"
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#include "SkRefCnt.h"
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#include "vk/GrVkMemoryAllocator.h"
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class GrVkExtensions;
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enum GrVkExtensionFlags {
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kEXT_debug_report_GrVkExtensionFlag = 0x0001,
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kNV_glsl_shader_GrVkExtensionFlag = 0x0002,
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kKHR_surface_GrVkExtensionFlag = 0x0004,
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kKHR_swapchain_GrVkExtensionFlag = 0x0008,
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kKHR_win32_surface_GrVkExtensionFlag = 0x0010,
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kKHR_android_surface_GrVkExtensionFlag = 0x0020,
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kKHR_xcb_surface_GrVkExtensionFlag = 0x0040,
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};
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enum GrVkFeatureFlags {
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kGeometryShader_GrVkFeatureFlag = 0x0001,
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kDualSrcBlend_GrVkFeatureFlag = 0x0002,
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kSampleRateShading_GrVkFeatureFlag = 0x0004,
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kIgnoreAllFlags_GrVkFeatureFlag = 0x0008,
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};
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// The BackendContext contains all of the base Vulkan objects needed by the GrVkGpu. The assumption
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// is that the client will set these up and pass them to the GrVkGpu constructor. The VkDevice
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// created must support at least one graphics queue, which is passed in as well.
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// The QueueFamilyIndex must match the family of the given queue. It is needed for CommandPool
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// creation, and any GrBackendObjects handed to us (e.g., for wrapped textures) needs to be created
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// in or transitioned to that family. The refs held by members of this struct must be released
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// (either by deleting the struct or manually releasing the refs) before the underlying vulkan
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// device and instance are destroyed.
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struct SK_API GrVkBackendContext {
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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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uint32_t fMinAPIVersion;
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uint32_t fExtensions = 0;
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const GrVkExtensions* fVkExtensions = nullptr;
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uint32_t fFeatures = kIgnoreAllFlags_GrVkFeatureFlag;
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VkPhysicalDeviceFeatures fDeviceFeatures;
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sk_sp<GrVkMemoryAllocator> fMemoryAllocator;
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GrVkGetProc fGetProc = nullptr;
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// This is deprecated and should be set to false. The client is responsible for managing the
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// lifetime of the VkInstance and VkDevice objects.
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bool fOwnsInstanceAndDevice = false;
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};
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#endif
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