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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 #include "GrVkStencilAttachment.h" |
| 9 #include "GrVkGpu.h" |
| 10 #include "GrVkImage.h" |
| 11 #include "GrVkImageView.h" |
| 12 #include "GrVkUtil.h" |
| 13 |
| 14 #define VK_CALL(GPU, X) GR_VK_CALL(GPU->vkInterface(), X) |
| 15 |
| 16 GrVkStencilAttachment::GrVkStencilAttachment(GrVkGpu* gpu, |
| 17 GrGpuResource::LifeCycle lifeCycle, |
| 18 const Format& format, |
| 19 const GrVkImage::ImageDesc& desc, |
| 20 const GrVkImage::Resource* imageRes
ource, |
| 21 const GrVkImageView* stencilView) |
| 22 : INHERITED(gpu, lifeCycle, desc.fWidth, desc.fHeight, format.fStencilBits,
desc.fSamples) |
| 23 , fFormat(format) |
| 24 , fImageResource(imageResource) |
| 25 , fStencilView(stencilView) { |
| 26 this->registerWithCache(); |
| 27 imageResource->ref(); |
| 28 stencilView->ref(); |
| 29 } |
| 30 |
| 31 GrVkStencilAttachment* GrVkStencilAttachment::Create(GrVkGpu* gpu, |
| 32 GrGpuResource::LifeCycle li
feCycle, |
| 33 int width, |
| 34 int height, |
| 35 int sampleCnt, |
| 36 const Format& format) { |
| 37 GrVkImage::ImageDesc imageDesc; |
| 38 imageDesc.fImageType = VK_IMAGE_TYPE_2D; |
| 39 imageDesc.fFormat = format.fInternalFormat; |
| 40 imageDesc.fWidth = width; |
| 41 imageDesc.fHeight = height; |
| 42 imageDesc.fLevels = 1; |
| 43 imageDesc.fSamples = sampleCnt; |
| 44 imageDesc.fImageTiling = VK_IMAGE_TILING_OPTIMAL; |
| 45 imageDesc.fUsageFlags = VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT; |
| 46 imageDesc.fMemProps = VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT; |
| 47 |
| 48 const GrVkImage::Resource* imageResource = GrVkImage::CreateResource(gpu, im
ageDesc); |
| 49 if (!imageResource) { |
| 50 return nullptr; |
| 51 } |
| 52 |
| 53 const GrVkImageView* imageView = GrVkImageView::Create(gpu, imageResource->f
Image, |
| 54 format.fInternalForma
t, |
| 55 GrVkImageView::kStenc
il_Type); |
| 56 if (!imageView) { |
| 57 imageResource->unref(gpu); |
| 58 return nullptr; |
| 59 } |
| 60 |
| 61 GrVkStencilAttachment* stencil = new GrVkStencilAttachment(gpu, lifeCycle, f
ormat, imageDesc, |
| 62 imageResource, im
ageView); |
| 63 imageResource->unref(gpu); |
| 64 imageView->unref(gpu); |
| 65 |
| 66 return stencil; |
| 67 } |
| 68 |
| 69 GrVkStencilAttachment::~GrVkStencilAttachment() { |
| 70 // should have been released or abandoned first |
| 71 SkASSERT(!fImageResource); |
| 72 SkASSERT(!fStencilView); |
| 73 } |
| 74 |
| 75 size_t GrVkStencilAttachment::onGpuMemorySize() const { |
| 76 uint64_t size = this->width(); |
| 77 size *= this->height(); |
| 78 size *= fFormat.fTotalBits; |
| 79 size *= SkTMax(1,this->numSamples()); |
| 80 return static_cast<size_t>(size / 8); |
| 81 } |
| 82 |
| 83 void GrVkStencilAttachment::onRelease() { |
| 84 GrVkGpu* gpu = this->getVkGpu(); |
| 85 |
| 86 fImageResource->unref(gpu); |
| 87 fImageResource = nullptr; |
| 88 |
| 89 fStencilView->unref(gpu); |
| 90 fStencilView = nullptr; |
| 91 INHERITED::onRelease(); |
| 92 } |
| 93 |
| 94 void GrVkStencilAttachment::onAbandon() { |
| 95 fImageResource->unrefAndAbandon(); |
| 96 fImageResource = nullptr; |
| 97 fStencilView->unrefAndAbandon(); |
| 98 fStencilView = nullptr; |
| 99 INHERITED::onAbandon(); |
| 100 } |
| 101 |
| 102 GrVkGpu* GrVkStencilAttachment::getVkGpu() const { |
| 103 SkASSERT(!this->wasDestroyed()); |
| 104 return static_cast<GrVkGpu*>(this->getGpu()); |
| 105 } |
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