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
Create(GrVkGpu * gpu,int width,int height,const GrVkRenderPass * renderPass,const GrVkImageView * colorAttachment,const GrVkImageView * stencilAttachment)14 GrVkFramebuffer* GrVkFramebuffer::Create(GrVkGpu* gpu,
15 int width, int height,
16 const GrVkRenderPass* renderPass,
17 const GrVkImageView* colorAttachment,
18 const GrVkImageView* stencilAttachment) {
19 // At the very least we need a renderPass and a colorAttachment
20 SkASSERT(renderPass);
21 SkASSERT(colorAttachment);
22
23 VkImageView attachments[3];
24 attachments[0] = colorAttachment->imageView();
25 int numAttachments = 1;
26 if (stencilAttachment) {
27 attachments[numAttachments++] = stencilAttachment->imageView();
28 }
29
30 VkFramebufferCreateInfo createInfo;
31 memset(&createInfo, 0, sizeof(VkFramebufferCreateInfo));
32 createInfo.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO;
33 createInfo.pNext = nullptr;
34 createInfo.flags = 0;
35 createInfo.renderPass = renderPass->vkRenderPass();
36 createInfo.attachmentCount = numAttachments;
37 createInfo.pAttachments = attachments;
38 createInfo.width = width;
39 createInfo.height = height;
40 createInfo.layers = 1;
41
42 VkFramebuffer framebuffer;
43 VkResult err = GR_VK_CALL(gpu->vkInterface(), CreateFramebuffer(gpu->device(),
44 &createInfo,
45 nullptr,
46 &framebuffer));
47 if (err) {
48 return nullptr;
49 }
50
51 return new GrVkFramebuffer(framebuffer);
52 }
53
freeGPUData(GrVkGpu * gpu) const54 void GrVkFramebuffer::freeGPUData(GrVkGpu* gpu) const {
55 SkASSERT(fFramebuffer);
56 GR_VK_CALL(gpu->vkInterface(), DestroyFramebuffer(gpu->device(), fFramebuffer, nullptr));
57 }
58