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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 "GrVkGpu.h" | |
| 9 #include "GrVkImage.h" | |
| 10 #include "GrVkMemory.h" | |
| 11 #include "GrVkUtil.h" | |
| 12 | |
| 13 #define VK_CALL(GPU, X) GR_VK_CALL(GPU->vkInterface(), X) | |
| 14 | |
| 15 void GrVkImage::setImageLayout(const GrVkGpu* gpu, VkImageLayout newLayout, | |
| 16 VkAccessFlags srcAccessMask, | |
| 17 VkAccessFlags dstAccessMask, | |
| 18 VkPipelineStageFlags srcStageMask, | |
| 19 VkPipelineStageFlags dstStageMask, | |
| 20 bool byRegion) { | |
| 21 SkASSERT(VK_IMAGE_LAYOUT_GENERAL != newLayout || VK_IMAGE_LAYOUT_PREINITIALI
ZED != newLayout); | |
| 22 // Is this reasonable? Could someone want to keep the same layout but use th
e masks to force | |
| 23 // a barrier on certain things? | |
| 24 if (newLayout == fCurrentLayout) { | |
| 25 return; | |
| 26 } | |
| 27 | |
| 28 VkImageMemoryBarrier imageMemoryBarrier = { | |
| 29 VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER, // sType | |
| 30 NULL, // pNext | |
| 31 srcAccessMask, // outputMask | |
| 32 dstAccessMask, // inputMask | |
| 33 fCurrentLayout, // oldLayout | |
| 34 newLayout, // newLayout | |
| 35 VK_QUEUE_FAMILY_IGNORED, // srcQueueFamilyIndex | |
| 36 VK_QUEUE_FAMILY_IGNORED, // dstQueueFamilyIndex | |
| 37 fResource->fImage, // image | |
| 38 { VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1 } // subresourceRange | |
| 39 }; | |
| 40 | |
| 41 // TODO: restrict to area of image we're interested in | |
| 42 gpu->addImageMemoryBarrier(srcStageMask, dstStageMask, byRegion, &imageMemor
yBarrier); | |
| 43 | |
| 44 fCurrentLayout = newLayout; | |
| 45 } | |
| 46 | |
| 47 const GrVkImage::Resource* GrVkImage::CreateResource(const GrVkGpu* gpu, | |
| 48 const ImageDesc& imageDesc)
{ | |
| 49 VkImage image = 0; | |
| 50 VkDeviceMemory alloc; | |
| 51 | |
| 52 VkResult err; | |
| 53 | |
| 54 VkImageLayout initialLayout = (VK_IMAGE_TILING_LINEAR == imageDesc.fImageTil
ing) | |
| 55 ? VK_IMAGE_LAYOUT_PREINITIALIZED | |
| 56 : VK_IMAGE_LAYOUT_UNDEFINED; | |
| 57 | |
| 58 // Create Image | |
| 59 VkSampleCountFlagBits vkSamples; | |
| 60 if (!GrSampleCountToVkSampleCount(imageDesc.fSamples, &vkSamples)) { | |
| 61 return nullptr; | |
| 62 } | |
| 63 const VkImageCreateInfo imageCreateInfo = { | |
| 64 VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO, // sType | |
| 65 NULL, // pNext | |
| 66 0, // VkImageCreateFlags | |
| 67 imageDesc.fImageType, // VkImageType | |
| 68 imageDesc.fFormat, // VkFormat | |
| 69 { imageDesc.fWidth, imageDesc.fHeight, 1 }, // VkExtent3D | |
| 70 imageDesc.fLevels, // mipLevels | |
| 71 1, // arrayLayers | |
| 72 vkSamples, // samples | |
| 73 imageDesc.fImageTiling, // VkImageTiling | |
| 74 imageDesc.fUsageFlags, // VkImageUsageFlags | |
| 75 VK_SHARING_MODE_EXCLUSIVE, // VkSharingMode | |
| 76 0, // queueFamilyCount | |
| 77 0, // pQueueFamilyIndices | |
| 78 initialLayout // initialLayout | |
| 79 }; | |
| 80 | |
| 81 err = VK_CALL(gpu, CreateImage(gpu->device(), &imageCreateInfo, nullptr, &im
age)); | |
| 82 SkASSERT(!err); | |
| 83 | |
| 84 if (!GrVkMemory::AllocAndBindImageMemory(gpu, image, imageDesc.fMemProps, &a
lloc)) { | |
| 85 VK_CALL(gpu, DestroyImage(gpu->device(), image, nullptr)); | |
| 86 return nullptr; | |
| 87 } | |
| 88 | |
| 89 GrVkImage::Resource::Flags flags = | |
| 90 (VK_IMAGE_TILING_LINEAR == imageDesc.fImageTiling) ? Resource::kLinearTi
ling_Flag | |
| 91 : Resource::kNo_Flags
; | |
| 92 | |
| 93 return (new GrVkImage::Resource(image, alloc, flags)); | |
| 94 } | |
| 95 | |
| 96 GrVkImage::~GrVkImage() { | |
| 97 // should have been released or abandoned first | |
| 98 SkASSERT(!fResource); | |
| 99 } | |
| 100 | |
| 101 void GrVkImage::releaseImage(const GrVkGpu* gpu) { | |
| 102 if (fResource) { | |
| 103 fResource->unref(gpu); | |
| 104 fResource = nullptr; | |
| 105 } | |
| 106 } | |
| 107 | |
| 108 void GrVkImage::abandonImage() { | |
| 109 if (fResource) { | |
| 110 fResource->unrefAndAbandon(); | |
| 111 fResource = nullptr; | |
| 112 } | |
| 113 } | |
| 114 | |
| 115 void GrVkImage::Resource::freeGPUData(const GrVkGpu* gpu) const { | |
| 116 VK_CALL(gpu, DestroyImage(gpu->device(), fImage, nullptr)); | |
| 117 VK_CALL(gpu, FreeMemory(gpu->device(), fAlloc, nullptr)); | |
| 118 } | |
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