1 /*
2  * Copyright 2015 Google Inc.
3  *
4  * Use of this source code is governed by a BSD-style license that can be
5  * found in the LICENSE file.
6  */
7 
8 #ifndef GrVkTexture_DEFINED
9 #define GrVkTexture_DEFINED
10 
11 #include "GrTexture.h"
12 #include "GrVkImage.h"
13 #include "vk/GrVkTypes.h"
14 
15 class GrVkGpu;
16 class GrVkImageView;
17 struct GrVkImageInfo;
18 
19 class GrVkTexture : public GrTexture, public virtual GrVkImage {
20 public:
21     static sk_sp<GrVkTexture> MakeNewTexture(GrVkGpu*,
22                                              SkBudgeted budgeted,
23                                              const GrSurfaceDesc&,
24                                              const GrVkImage::ImageDesc&,
25                                              GrMipMapsStatus);
26 
27     static sk_sp<GrVkTexture> MakeWrappedTexture(GrVkGpu*, const GrSurfaceDesc&, GrWrapOwnership,
28                                                  GrWrapCacheable, GrIOType, const GrVkImageInfo&,
29                                                  sk_sp<GrVkImageLayout>);
30 
31     ~GrVkTexture() override;
32 
33     GrBackendTexture getBackendTexture() const override;
34 
backendFormat()35     GrBackendFormat backendFormat() const override { return this->getBackendFormat(); }
36 
textureParamsModified()37     void textureParamsModified() override {}
38 
39     const GrVkImageView* textureView();
40 
41     void addIdleProc(sk_sp<GrRefCntedCallback>) override;
removeIdleProc()42     void removeIdleProc() { fIdleCallback.reset(); }
43 
44 protected:
45     GrVkTexture(GrVkGpu*, const GrSurfaceDesc&, const GrVkImageInfo&, sk_sp<GrVkImageLayout>,
46                 const GrVkImageView*, GrMipMapsStatus, GrBackendObjectOwnership);
47 
48     GrVkGpu* getVkGpu() const;
49 
50     void onAbandon() override;
51     void onRelease() override;
52 
onStealBackendTexture(GrBackendTexture *,SkImage::BackendTextureReleaseProc *)53     bool onStealBackendTexture(GrBackendTexture*, SkImage::BackendTextureReleaseProc*) override {
54         return false;
55     }
56 
57     void willRemoveLastRefOrPendingIO() override;
58 
59 private:
60     GrVkTexture(GrVkGpu*, SkBudgeted, const GrSurfaceDesc&, const GrVkImageInfo&,
61                 sk_sp<GrVkImageLayout> layout, const GrVkImageView* imageView,
62                 GrMipMapsStatus);
63     GrVkTexture(GrVkGpu*, const GrSurfaceDesc&, const GrVkImageInfo&, sk_sp<GrVkImageLayout>,
64                 const GrVkImageView*, GrMipMapsStatus, GrBackendObjectOwnership, GrWrapCacheable,
65                 GrIOType);
66 
67     // In Vulkan we call the release proc after we are finished with the underlying
68     // GrVkImage::Resource object (which occurs after the GPU has finished all work on it).
onSetRelease(sk_sp<GrRefCntedCallback> releaseHelper)69     void onSetRelease(sk_sp<GrRefCntedCallback> releaseHelper) override {
70         // Forward the release proc on to GrVkImage
71         this->setResourceRelease(std::move(releaseHelper));
72     }
73 
74     const GrVkImageView* fTextureView;
75 
76     typedef GrTexture INHERITED;
77 };
78 
79 #endif
80