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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 | |
9 #ifndef GrVkRenderTarget_DEFINED | |
10 #define GrVkRenderTarget_DEFINED | |
11 | |
12 #include "GrVkImage.h" | |
13 #include "GrRenderTarget.h" | |
14 | |
15 #include "GrVkRenderPass.h" | |
16 | |
17 class GrVkCommandBuffer; | |
18 class GrVkFramebuffer; | |
19 class GrVkGpu; | |
20 class GrVkImageView; | |
21 class GrVkStencilAttachment; | |
22 | |
23 #ifdef SK_BUILD_FOR_WIN | |
24 // Windows gives bogus warnings about inheriting asTexture/asRenderTarget via do
minance. | |
25 #pragma warning(push) | |
26 #pragma warning(disable: 4250) | |
27 #endif | |
28 | |
29 class GrVkRenderTarget: public GrRenderTarget, public virtual GrVkImage { | |
30 public: | |
31 static GrVkRenderTarget* CreateNewRenderTarget(GrVkGpu*, const GrSurfaceDesc
&, | |
32 GrGpuResource::LifeCycle, | |
33 const GrVkImage::ImageDesc&); | |
34 | |
35 static GrVkRenderTarget* CreateWrappedRenderTarget(GrVkGpu*, const GrSurface
Desc&, | |
36 GrGpuResource::LifeCycle, | |
37 const GrVkImage::Resource
* resource); | |
38 | |
39 ~GrVkRenderTarget() override; | |
40 | |
41 const GrVkFramebuffer* framebuffer() const { return fFramebuffer; } | |
42 const GrVkImageView* colorAttachmentView() const { return fColorAttachmentVi
ew; } | |
43 const GrVkImage::Resource* msaaImageResource() const { return fMSAAImageReso
urce; } | |
44 const GrVkImageView* resolveAttachmentView() const { return fResolveAttachme
ntView; } | |
45 const GrVkImage::Resource* stencilImageResource() const; | |
46 const GrVkImageView* stencilAttachmentView() const; | |
47 | |
48 const GrVkRenderPass* simpleRenderPass() const { return fCachedSimpleRenderP
ass; } | |
49 | |
50 // override of GrRenderTarget | |
51 ResolveType getResolveType() const override { | |
52 return kCanResolve_ResolveType; | |
53 } | |
54 | |
55 bool canAttemptStencilAttachment() const override { | |
56 return true; | |
57 } | |
58 | |
59 GrBackendObject getRenderTargetHandle() const override; | |
60 | |
61 // Returns the total number of attachments | |
62 void getAttachmentsDescriptor(GrVkRenderPass::AttachmentsDescriptor* desc, | |
63 GrVkRenderPass::AttachmentFlags* flags) const; | |
64 | |
65 void addResources(GrVkCommandBuffer& commandBuffer) const; | |
66 | |
67 protected: | |
68 enum Derived { kDerived }; | |
69 | |
70 GrVkRenderTarget(GrVkGpu* gpu, | |
71 const GrSurfaceDesc& desc, | |
72 GrGpuResource::LifeCycle, | |
73 const GrVkImage::Resource* imageResource, | |
74 const GrVkImage::Resource* msaaImageResource, | |
75 const GrVkImageView* colorAttachmentView, | |
76 const GrVkImageView* resolveAttachmentView); | |
77 | |
78 GrVkRenderTarget(GrVkGpu* gpu, | |
79 const GrSurfaceDesc& desc, | |
80 GrGpuResource::LifeCycle, | |
81 const GrVkImage::Resource* imageResource, | |
82 const GrVkImage::Resource* msaaImageResource, | |
83 const GrVkImageView* colorAttachmentView, | |
84 const GrVkImageView* resolveAttachmentView, | |
85 Derived); | |
86 | |
87 GrVkRenderTarget(GrVkGpu* gpu, | |
88 const GrSurfaceDesc& desc, | |
89 GrGpuResource::LifeCycle, | |
90 const GrVkImage::Resource* imageResource, | |
91 const GrVkImageView* colorAttachmentView); | |
92 | |
93 GrVkRenderTarget(GrVkGpu* gpu, | |
94 const GrSurfaceDesc& desc, | |
95 GrGpuResource::LifeCycle, | |
96 const GrVkImage::Resource* imageResource, | |
97 const GrVkImageView* colorAttachmentView, | |
98 Derived); | |
99 | |
100 static GrVkRenderTarget* Create(GrVkGpu*, const GrSurfaceDesc&, | |
101 GrGpuResource::LifeCycle, | |
102 const GrVkImage::Resource* imageResource); | |
103 | |
104 GrVkGpu* getVkGpu() const; | |
105 | |
106 void onAbandon() override; | |
107 void onRelease() override; | |
108 | |
109 // This accounts for the texture's memory and any MSAA renderbuffer's memory
. | |
110 size_t onGpuMemorySize() const override { | |
111 SkASSERT(kUnknown_GrPixelConfig != fDesc.fConfig); | |
112 SkASSERT(!GrPixelConfigIsCompressed(fDesc.fConfig)); | |
113 size_t colorBytes = GrBytesPerPixel(fDesc.fConfig); | |
114 SkASSERT(colorBytes > 0); | |
115 return fColorValuesPerPixel * fDesc.fWidth * fDesc.fHeight * colorBytes; | |
116 } | |
117 | |
118 private: | |
119 bool completeStencilAttachment() override; | |
120 | |
121 void createFramebuffer(GrVkGpu* gpu); | |
122 | |
123 void releaseInternalObjects(); | |
124 void abandonInternalObjects(); | |
125 | |
126 const GrVkFramebuffer* fFramebuffer; | |
127 const GrVkImageView* fColorAttachmentView; | |
128 const GrVkImage::Resource* fMSAAImageResource; | |
129 const GrVkImageView* fResolveAttachmentView; | |
130 int fColorValuesPerPixel; | |
131 | |
132 // This is a cached pointer to a simple render pass. The render target shoul
d unref it | |
133 // once it is done with it. | |
134 const GrVkRenderPass* fCachedSimpleRenderPass; | |
135 }; | |
136 | |
137 #endif | |
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