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 "GrGLTextureRenderTarget.h"
9
10 #include "GrContext.h"
11 #include "GrGLGpu.h"
12 #include "GrTexturePriv.h"
13 #include "SkTraceMemoryDump.h"
14
GrGLTextureRenderTarget(GrGLGpu * gpu,SkBudgeted budgeted,const GrSurfaceDesc & desc,const GrGLTexture::IDDesc & texIDDesc,const GrGLRenderTarget::IDDesc & rtIDDesc,bool wasMipMapDataProvided)15 GrGLTextureRenderTarget::GrGLTextureRenderTarget(GrGLGpu* gpu,
16 SkBudgeted budgeted,
17 const GrSurfaceDesc& desc,
18 const GrGLTexture::IDDesc& texIDDesc,
19 const GrGLRenderTarget::IDDesc& rtIDDesc,
20 bool wasMipMapDataProvided)
21 : GrSurface(gpu, desc)
22 , GrGLTexture(gpu, desc, texIDDesc, wasMipMapDataProvided)
23 , GrGLRenderTarget(gpu, desc, rtIDDesc) {
24 this->registerWithCache(budgeted);
25 }
26
GrGLTextureRenderTarget(GrGLGpu * gpu,const GrSurfaceDesc & desc,const GrGLTexture::IDDesc & texIDDesc,const GrGLRenderTarget::IDDesc & rtIDDesc,bool wasMipMapDataProvided)27 GrGLTextureRenderTarget::GrGLTextureRenderTarget(GrGLGpu* gpu,
28 const GrSurfaceDesc& desc,
29 const GrGLTexture::IDDesc& texIDDesc,
30 const GrGLRenderTarget::IDDesc& rtIDDesc,
31 bool wasMipMapDataProvided)
32 : GrSurface(gpu, desc)
33 , GrGLTexture(gpu, desc, texIDDesc, wasMipMapDataProvided)
34 , GrGLRenderTarget(gpu, desc, rtIDDesc) {
35 this->registerWithCacheWrapped();
36 }
37
38 // GrGLTextureRenderTarget must dump both of its superclasses.
dumpMemoryStatistics(SkTraceMemoryDump * traceMemoryDump) const39 void GrGLTextureRenderTarget::dumpMemoryStatistics(
40 SkTraceMemoryDump* traceMemoryDump) const {
41 GrGLRenderTarget::dumpMemoryStatistics(traceMemoryDump);
42
43 // Also dump the GrGLTexture's memory. Due to this resource having both a
44 // texture and a
45 // renderbuffer component, dump as skia/gpu_resources/resource_#/texture
46 SkString dumpName("skia/gpu_resources/resource_");
47 dumpName.appendU32(this->uniqueID().asUInt());
48 dumpName.append("/texture");
49
50 // Use the texture's gpuMemorySize, not our own, which includes the
51 // renderbuffer as well.
52 size_t size = GrGLTexture::gpuMemorySize();
53
54 traceMemoryDump->dumpNumericValue(dumpName.c_str(), "size", "bytes", size);
55
56 if (this->isPurgeable()) {
57 traceMemoryDump->dumpNumericValue(dumpName.c_str(), "purgeable_size",
58 "bytes", size);
59 }
60
61 SkString texture_id;
62 texture_id.appendU32(this->textureID());
63 traceMemoryDump->setMemoryBacking(dumpName.c_str(), "gl_texture",
64 texture_id.c_str());
65 }
66
canAttemptStencilAttachment() const67 bool GrGLTextureRenderTarget::canAttemptStencilAttachment() const {
68 // The RT FBO of GrGLTextureRenderTarget is never created from a
69 // wrapped FBO, so we only care about the flag.
70 return !this->getGpu()->getContext()->caps()->avoidStencilBuffers();
71 }
72
MakeWrapped(GrGLGpu * gpu,const GrSurfaceDesc & desc,const GrGLTexture::IDDesc & texIDDesc,const GrGLRenderTarget::IDDesc & rtIDDesc)73 sk_sp<GrGLTextureRenderTarget> GrGLTextureRenderTarget::MakeWrapped(
74 GrGLGpu* gpu, const GrSurfaceDesc& desc,
75 const GrGLTexture::IDDesc& texIDDesc, const GrGLRenderTarget::IDDesc& rtIDDesc)
76 {
77 return sk_sp<GrGLTextureRenderTarget>(
78 new GrGLTextureRenderTarget(gpu, desc, texIDDesc, rtIDDesc, false));
79 }
80
onGpuMemorySize() const81 size_t GrGLTextureRenderTarget::onGpuMemorySize() const {
82 return GrSurface::ComputeSize(this->config(), this->width(), this->height(),
83 this->numSamplesOwnedPerPixel(),
84 this->texturePriv().hasMipMaps());
85 }
86