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| 1 /* |
| 2 * Copyright 2016 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 "GrVkFramebuffer.h" |
| 9 |
| 10 #include "GrVkGpu.h" |
| 11 #include "GrVkImageView.h" |
| 12 #include "GrVkRenderPass.h" |
| 13 |
| 14 GrVkFramebuffer* GrVkFramebuffer::Create(GrVkGpu* gpu, |
| 15 int width, int height, |
| 16 const GrVkRenderPass* renderPass, |
| 17 const GrVkImageView* colorAttachment, |
| 18 const GrVkImageView* resolveAttachment, |
| 19 const GrVkImageView* stencilAttachment)
{ |
| 20 // At the very least we need a renderPass and a colorAttachment |
| 21 SkASSERT(renderPass); |
| 22 SkASSERT(colorAttachment); |
| 23 |
| 24 VkImageView attachments[3]; |
| 25 attachments[0] = colorAttachment->imageView(); |
| 26 int numAttachments = 1; |
| 27 if (resolveAttachment) { |
| 28 attachments[numAttachments++] = resolveAttachment->imageView(); |
| 29 } |
| 30 if (stencilAttachment) { |
| 31 attachments[numAttachments++] = stencilAttachment->imageView(); |
| 32 } |
| 33 |
| 34 VkFramebufferCreateInfo createInfo; |
| 35 memset(&createInfo, 0, sizeof(VkFramebufferCreateInfo)); |
| 36 createInfo.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO; |
| 37 createInfo.pNext = nullptr; |
| 38 createInfo.flags = 0; |
| 39 createInfo.renderPass = renderPass->vkRenderPass(); |
| 40 createInfo.attachmentCount = numAttachments; |
| 41 createInfo.pAttachments = attachments; |
| 42 createInfo.width = width; |
| 43 createInfo.height = height; |
| 44 createInfo.layers = 1; |
| 45 |
| 46 VkFramebuffer framebuffer; |
| 47 VkResult err = GR_VK_CALL(gpu->vkInterface(), CreateFramebuffer(gpu->device(
), |
| 48 &createInfo, |
| 49 nullptr, |
| 50 &framebuffer
)); |
| 51 if (err) { |
| 52 return nullptr; |
| 53 } |
| 54 |
| 55 return new GrVkFramebuffer(framebuffer); |
| 56 } |
| 57 |
| 58 void GrVkFramebuffer::freeGPUData(const GrVkGpu* gpu) const { |
| 59 SkASSERT(fFramebuffer); |
| 60 GR_VK_CALL(gpu->vkInterface(), DestroyFramebuffer(gpu->device(), fFramebuffe
r, nullptr)); |
| 61 } |
| 62 |
| 63 |
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