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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 "GrVkTextureRenderTarget.h" | |
| 9 | |
| 10 #include "GrRenderTargetPriv.h" | |
| 11 #include "GrVkGpu.h" | |
| 12 #include "GrVkImageView.h" | |
| 13 #include "GrVkUtil.h" | |
| 14 | |
| 15 #define VK_CALL(GPU, X) GR_VK_CALL(GPU->vkInterface(), X) | |
| 16 | |
| 17 GrVkTextureRenderTarget* | |
| 18 GrVkTextureRenderTarget::Create(GrVkGpu* gpu, | |
| 19 const GrSurfaceDesc& desc, | |
| 20 GrGpuResource::LifeCycle lifeCycle, | |
| 21 VkFormat format, | |
| 22 const GrVkImage::Resource* imageResource) { | |
| 23 | |
| 24 VkImage image = imageResource->fImage; | |
| 25 // Create the texture ImageView | |
| 26 const GrVkImageView* imageView = GrVkImageView::Create(gpu, image, format, | |
| 27 GrVkImageView::kColor
_Type); | |
| 28 if (!imageView) { | |
| 29 return nullptr; | |
| 30 } | |
| 31 | |
| 32 VkFormat pixelFormat; | |
| 33 GrPixelConfigToVkFormat(desc.fConfig, &pixelFormat); | |
| 34 | |
| 35 VkImage colorImage; | |
| 36 | |
| 37 // create msaa surface if necessary | |
| 38 const GrVkImage::Resource* msaaImageResource = nullptr; | |
| 39 const GrVkImageView* resolveAttachmentView = nullptr; | |
| 40 if (desc.fSampleCnt) { | |
| 41 GrVkImage::ImageDesc msImageDesc; | |
| 42 msImageDesc.fImageType = VK_IMAGE_TYPE_2D; | |
| 43 msImageDesc.fFormat = pixelFormat; | |
| 44 msImageDesc.fWidth = desc.fWidth; | |
| 45 msImageDesc.fHeight = desc.fHeight; | |
| 46 msImageDesc.fLevels = 1; | |
| 47 msImageDesc.fSamples = desc.fSampleCnt; | |
| 48 msImageDesc.fImageTiling = VK_IMAGE_TILING_OPTIMAL; | |
| 49 msImageDesc.fUsageFlags = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT; | |
| 50 msImageDesc.fMemProps = VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT; | |
| 51 | |
| 52 msaaImageResource = GrVkImage::CreateResource(gpu, msImageDesc); | |
| 53 | |
| 54 if (!msaaImageResource) { | |
| 55 imageView->unref(gpu); | |
| 56 return nullptr; | |
| 57 } | |
| 58 | |
| 59 // Set color attachment image | |
| 60 colorImage = msaaImageResource->fImage; | |
| 61 | |
| 62 // Create resolve attachment view if necessary. | |
| 63 // If the format matches, this is the same as the texture imageView. | |
| 64 if (pixelFormat == format) { | |
| 65 resolveAttachmentView = imageView; | |
| 66 resolveAttachmentView->ref(); | |
| 67 } else { | |
| 68 resolveAttachmentView = GrVkImageView::Create(gpu, image, pixelForma
t, | |
| 69 GrVkImageView::kColor_
Type); | |
| 70 if (!resolveAttachmentView) { | |
| 71 msaaImageResource->unref(gpu); | |
| 72 imageView->unref(gpu); | |
| 73 return nullptr; | |
| 74 } | |
| 75 } | |
| 76 } else { | |
| 77 // Set color attachment image | |
| 78 colorImage = imageResource->fImage; | |
| 79 } | |
| 80 | |
| 81 const GrVkImageView* colorAttachmentView; | |
| 82 // Get color attachment view. | |
| 83 // If the format matches and there's no multisampling, | |
| 84 // this is the same as the texture imageView | |
| 85 if (pixelFormat == format && !resolveAttachmentView) { | |
| 86 colorAttachmentView = imageView; | |
| 87 colorAttachmentView->ref(); | |
| 88 } else { | |
| 89 colorAttachmentView = GrVkImageView::Create(gpu, colorImage, pixelFormat
, | |
| 90 GrVkImageView::kColor_Type); | |
| 91 if (!colorAttachmentView) { | |
| 92 if (msaaImageResource) { | |
| 93 resolveAttachmentView->unref(gpu); | |
| 94 msaaImageResource->unref(gpu); | |
| 95 } | |
| 96 imageView->unref(gpu); | |
| 97 return nullptr; | |
| 98 } | |
| 99 } | |
| 100 | |
| 101 GrVkTextureRenderTarget* texRT; | |
| 102 if (msaaImageResource) { | |
| 103 texRT = new GrVkTextureRenderTarget(gpu, desc, lifeCycle, | |
| 104 imageResource, imageView, msaaImageR
esource, | |
| 105 colorAttachmentView, | |
| 106 resolveAttachmentView); | |
| 107 msaaImageResource->unref(gpu); | |
| 108 } else { | |
| 109 texRT = new GrVkTextureRenderTarget(gpu, desc, lifeCycle, | |
| 110 imageResource, imageView, | |
| 111 colorAttachmentView); | |
| 112 } | |
| 113 return texRT; | |
| 114 } | |
| 115 | |
| 116 GrVkTextureRenderTarget* | |
| 117 GrVkTextureRenderTarget::CreateNewTextureRenderTarget(GrVkGpu* gpu, | |
| 118 const GrSurfaceDesc& desc, | |
| 119 GrGpuResource::LifeCycle li
feCycle, | |
| 120 const GrVkImage::ImageDesc&
imageDesc) { | |
| 121 SkASSERT(imageDesc.fUsageFlags & VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT); | |
| 122 SkASSERT(imageDesc.fUsageFlags & VK_IMAGE_USAGE_SAMPLED_BIT); | |
| 123 | |
| 124 const GrVkImage::Resource* imageRsrc = GrVkImage::CreateResource(gpu, imageD
esc); | |
| 125 | |
| 126 if (!imageRsrc) { | |
| 127 return nullptr; | |
| 128 } | |
| 129 | |
| 130 GrVkTextureRenderTarget* trt = GrVkTextureRenderTarget::Create(gpu, desc, li
feCycle, | |
| 131 imageDesc.fFo
rmat, imageRsrc); | |
| 132 // Create() will increment the refCount of the image resource if it succeeds | |
| 133 imageRsrc->unref(gpu); | |
| 134 | |
| 135 return trt; | |
| 136 } | |
| 137 | |
| 138 GrVkTextureRenderTarget* | |
| 139 GrVkTextureRenderTarget::CreateWrappedTextureRenderTarget(GrVkGpu* gpu, | |
| 140 const GrSurfaceDesc& d
esc, | |
| 141 GrGpuResource::LifeCyc
le lifeCycle, | |
| 142 VkFormat format, | |
| 143 GrVkImage::Resource* i
mageRsrc) { | |
| 144 SkASSERT(imageRsrc); | |
| 145 | |
| 146 // Note: we assume the caller will unref the imageResource | |
| 147 // Create() will increment the refCount, and we'll unref when we're done wit
h it | |
| 148 return GrVkTextureRenderTarget::Create(gpu, desc, lifeCycle, format, imageRs
rc); | |
| 149 } | |
| 150 | |
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Chromium Code Reviews
Issue 1723503002:
Revert of Add vulkan files into skia repo. (Closed)
Base URL: https://skia.googlesource.com/skia.git@merge