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 "GrVkTransferBuffer.h"
9 #include "GrVkGpu.h"
10 #include "SkTraceMemoryDump.h"
11
12
Create(GrVkGpu * gpu,size_t size,GrVkBuffer::Type type)13 GrVkTransferBuffer* GrVkTransferBuffer::Create(GrVkGpu* gpu, size_t size, GrVkBuffer::Type type) {
14 GrVkBuffer::Desc desc;
15 desc.fDynamic = true;
16 SkASSERT(GrVkBuffer::kCopyRead_Type == type || GrVkBuffer::kCopyWrite_Type == type);
17 desc.fType = type;
18 desc.fSizeInBytes = size;
19
20 const GrVkBuffer::Resource* bufferResource = GrVkBuffer::Create(gpu, desc);
21 if (!bufferResource) {
22 return nullptr;
23 }
24
25 GrVkTransferBuffer* buffer = new GrVkTransferBuffer(gpu, desc, bufferResource);
26 if (!buffer) {
27 bufferResource->unref(gpu);
28 }
29 return buffer;
30 }
31
GrVkTransferBuffer(GrVkGpu * gpu,const GrVkBuffer::Desc & desc,const GrVkBuffer::Resource * bufferResource)32 GrVkTransferBuffer::GrVkTransferBuffer(GrVkGpu* gpu, const GrVkBuffer::Desc& desc,
33 const GrVkBuffer::Resource* bufferResource)
34 : INHERITED(gpu, desc.fSizeInBytes,
35 kCopyRead_Type == desc.fType ?
36 kXferCpuToGpu_GrBufferType : kXferGpuToCpu_GrBufferType,
37 kStream_GrAccessPattern)
38 , GrVkBuffer(desc, bufferResource) {
39 this->registerWithCache(SkBudgeted::kYes);
40 }
41
onRelease()42 void GrVkTransferBuffer::onRelease() {
43 if (!this->wasDestroyed()) {
44 this->vkRelease(this->getVkGpu());
45 }
46
47 INHERITED::onRelease();
48 }
49
onAbandon()50 void GrVkTransferBuffer::onAbandon() {
51 this->vkAbandon();
52 INHERITED::onAbandon();
53 }
54
setMemoryBacking(SkTraceMemoryDump * traceMemoryDump,const SkString & dumpName) const55 void GrVkTransferBuffer::setMemoryBacking(SkTraceMemoryDump* traceMemoryDump,
56 const SkString& dumpName) const {
57 SkString buffer_id;
58 buffer_id.appendU64((uint64_t)this->buffer());
59 traceMemoryDump->setMemoryBacking(dumpName.c_str(), "vk_buffer",
60 buffer_id.c_str());
61 }
62