1 /*
2  * Copyright 2017 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 "GrVkBufferView.h"
9 #include "GrVkGpu.h"
10 #include "GrVkUtil.h"
11 
12 const GrVkBufferView* GrVkBufferView::Create(const GrVkGpu* gpu, VkBuffer buffer, VkFormat format,
13                                              VkDeviceSize offset, VkDeviceSize range) {
14     VkBufferView bufferView;
15 
16     // Create the VkBufferView
17     VkBufferViewCreateInfo viewInfo;
18     memset(&viewInfo, 0, sizeof(VkBufferViewCreateInfo));
19     viewInfo.sType = VK_STRUCTURE_TYPE_BUFFER_VIEW_CREATE_INFO;
20     viewInfo.pNext = nullptr;
21     viewInfo.flags = 0;
22     viewInfo.buffer = buffer;
23     viewInfo.format = format;
24     viewInfo.offset = offset;
25     viewInfo.range = range;
26 
27     VkResult err = GR_VK_CALL(gpu->vkInterface(), CreateBufferView(gpu->device(), &viewInfo,
28                                                                    nullptr, &bufferView));
29     if (err) {
30         return nullptr;
31     }
32 
33     return new GrVkBufferView(bufferView);
34 }
35 
36 void GrVkBufferView::freeGPUData(const GrVkGpu* gpu) const {
37     GR_VK_CALL(gpu->vkInterface(), DestroyBufferView(gpu->device(), fBufferView, nullptr));
38 }
39