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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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