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1 /* | 1 /* |
2 * Copyright 2015 Google Inc. | 2 * Copyright 2015 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #include "GrTextureProvider.h" | 8 #include "GrTextureProvider.h" |
9 #include "GrTexturePriv.h" | 9 #include "GrTexturePriv.h" |
10 #include "GrResourceCache.h" | 10 #include "GrResourceCache.h" |
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30 { | 30 { |
31 } | 31 } |
32 | 32 |
33 GrTexture* GrTextureProvider::createMipMappedTexture(const GrSurfaceDesc& desc,
SkBudgeted budgeted, | 33 GrTexture* GrTextureProvider::createMipMappedTexture(const GrSurfaceDesc& desc,
SkBudgeted budgeted, |
34 const GrMipLevel* texels, i
nt mipLevelCount) { | 34 const GrMipLevel* texels, i
nt mipLevelCount) { |
35 ASSERT_SINGLE_OWNER | 35 ASSERT_SINGLE_OWNER |
36 | 36 |
37 if (this->isAbandoned()) { | 37 if (this->isAbandoned()) { |
38 return nullptr; | 38 return nullptr; |
39 } | 39 } |
| 40 if (mipLevelCount && !texels) { |
| 41 return nullptr; |
| 42 } |
| 43 for (int i = 0; i < mipLevelCount; ++i) { |
| 44 if (!texels[i].fPixels) { |
| 45 return nullptr; |
| 46 } |
| 47 } |
| 48 |
40 if ((desc.fFlags & kRenderTarget_GrSurfaceFlag) && | 49 if ((desc.fFlags & kRenderTarget_GrSurfaceFlag) && |
41 !fGpu->caps()->isConfigRenderable(desc.fConfig, desc.fSampleCnt > 0)) { | 50 !fGpu->caps()->isConfigRenderable(desc.fConfig, desc.fSampleCnt > 0)) { |
42 return nullptr; | 51 return nullptr; |
43 } | 52 } |
44 if (!GrPixelConfigIsCompressed(desc.fConfig) && | 53 if (!GrPixelConfigIsCompressed(desc.fConfig) && |
45 !desc.fTextureStorageAllocator.fAllocateTextureStorage) { | 54 !desc.fTextureStorageAllocator.fAllocateTextureStorage) { |
46 if (mipLevelCount < 2) { | 55 if (mipLevelCount < 2) { |
47 const GrMipLevel& baseMipLevel = texels[0]; | 56 const GrMipLevel& baseMipLevel = texels[0]; |
48 static const uint32_t kFlags = kExact_ScratchTextureFlag | | 57 static const uint32_t kFlags = kExact_ScratchTextureFlag | |
49 kNoCreate_ScratchTextureFlag; | 58 kNoCreate_ScratchTextureFlag; |
50 if (GrTexture* texture = this->refScratchTexture(desc, kFlags)) { | 59 if (GrTexture* texture = this->refScratchTexture(desc, kFlags)) { |
51 if (texture->writePixels(0, 0, desc.fWidth, desc.fHeight, desc.f
Config, | 60 if (!texels || texture->writePixels(0, 0, desc.fWidth, desc.fHei
ght, desc.fConfig, |
52 baseMipLevel.fPixels, baseMipLevel.fRow
Bytes)) { | 61 baseMipLevel.fPixels, baseMi
pLevel.fRowBytes)) { |
53 if (SkBudgeted::kNo == budgeted) { | 62 if (SkBudgeted::kNo == budgeted) { |
54 texture->resourcePriv().makeUnbudgeted(); | 63 texture->resourcePriv().makeUnbudgeted(); |
55 } | 64 } |
56 return texture; | 65 return texture; |
57 } | 66 } |
58 texture->unref(); | 67 texture->unref(); |
59 } | 68 } |
60 } | 69 } |
61 } | 70 } |
62 | 71 |
63 SkTArray<GrMipLevel> texelsShallowCopy(mipLevelCount); | 72 SkTArray<GrMipLevel> texelsShallowCopy(mipLevelCount); |
64 for (int i = 0; i < mipLevelCount; ++i) { | 73 for (int i = 0; i < mipLevelCount; ++i) { |
65 texelsShallowCopy.push_back(texels[i]); | 74 texelsShallowCopy.push_back(texels[i]); |
66 } | 75 } |
67 return fGpu->createTexture(desc, budgeted, texelsShallowCopy); | 76 return fGpu->createTexture(desc, budgeted, texelsShallowCopy); |
68 } | 77 } |
69 | 78 |
70 GrTexture* GrTextureProvider::createTexture(const GrSurfaceDesc& desc, SkBudgete
d budgeted, | 79 GrTexture* GrTextureProvider::createTexture(const GrSurfaceDesc& desc, SkBudgete
d budgeted, |
71 const void* srcData, size_t rowBytes
) { | 80 const void* srcData, size_t rowBytes
) { |
72 const int mipLevelCount = 1; | 81 GrMipLevel tempTexels; |
73 GrMipLevel texels[mipLevelCount]; | 82 GrMipLevel* texels = nullptr; |
74 texels[0].fPixels = srcData; | 83 int levelCount = 0; |
75 texels[0].fRowBytes = rowBytes; | 84 if (srcData) { |
76 | 85 tempTexels.fPixels = srcData; |
77 return this->createMipMappedTexture(desc, budgeted, texels, mipLevelCount); | 86 tempTexels.fRowBytes = rowBytes; |
| 87 texels = &tempTexels; |
| 88 levelCount = 1; |
| 89 } |
| 90 return this->createMipMappedTexture(desc, budgeted, texels, levelCount); |
78 } | 91 } |
79 | 92 |
80 GrTexture* GrTextureProvider::createApproxTexture(const GrSurfaceDesc& desc) { | 93 GrTexture* GrTextureProvider::createApproxTexture(const GrSurfaceDesc& desc) { |
81 ASSERT_SINGLE_OWNER | 94 ASSERT_SINGLE_OWNER |
82 return this->internalCreateApproxTexture(desc, 0); | 95 return this->internalCreateApproxTexture(desc, 0); |
83 } | 96 } |
84 | 97 |
85 GrTexture* GrTextureProvider::internalCreateApproxTexture(const GrSurfaceDesc& d
esc, | 98 GrTexture* GrTextureProvider::internalCreateApproxTexture(const GrSurfaceDesc& d
esc, |
86 uint32_t scratchFlags)
{ | 99 uint32_t scratchFlags)
{ |
87 ASSERT_SINGLE_OWNER | 100 ASSERT_SINGLE_OWNER |
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130 GrSurface* surface = static_cast<GrSurface*>(resource); | 143 GrSurface* surface = static_cast<GrSurface*>(resource); |
131 GrRenderTarget* rt = surface->asRenderTarget(); | 144 GrRenderTarget* rt = surface->asRenderTarget(); |
132 if (rt && fGpu->caps()->discardRenderTargetSupport()) { | 145 if (rt && fGpu->caps()->discardRenderTargetSupport()) { |
133 rt->discard(); | 146 rt->discard(); |
134 } | 147 } |
135 return surface->asTexture(); | 148 return surface->asTexture(); |
136 } | 149 } |
137 } | 150 } |
138 | 151 |
139 if (!(kNoCreate_ScratchTextureFlag & flags)) { | 152 if (!(kNoCreate_ScratchTextureFlag & flags)) { |
140 return fGpu->createTexture(*desc, SkBudgeted::kYes, nullptr, 0); | 153 return fGpu->createTexture(*desc, SkBudgeted::kYes); |
141 } | 154 } |
142 | 155 |
143 return nullptr; | 156 return nullptr; |
144 } | 157 } |
145 | 158 |
146 GrTexture* GrTextureProvider::wrapBackendTexture(const GrBackendTextureDesc& des
c, | 159 GrTexture* GrTextureProvider::wrapBackendTexture(const GrBackendTextureDesc& des
c, |
147 GrWrapOwnership ownership) { | 160 GrWrapOwnership ownership) { |
148 ASSERT_SINGLE_OWNER | 161 ASSERT_SINGLE_OWNER |
149 if (this->isAbandoned()) { | 162 if (this->isAbandoned()) { |
150 return nullptr; | 163 return nullptr; |
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179 GrTexture* GrTextureProvider::findAndRefTextureByUniqueKey(const GrUniqueKey& ke
y) { | 192 GrTexture* GrTextureProvider::findAndRefTextureByUniqueKey(const GrUniqueKey& ke
y) { |
180 ASSERT_SINGLE_OWNER | 193 ASSERT_SINGLE_OWNER |
181 GrGpuResource* resource = this->findAndRefResourceByUniqueKey(key); | 194 GrGpuResource* resource = this->findAndRefResourceByUniqueKey(key); |
182 if (resource) { | 195 if (resource) { |
183 GrTexture* texture = static_cast<GrSurface*>(resource)->asTexture(); | 196 GrTexture* texture = static_cast<GrSurface*>(resource)->asTexture(); |
184 SkASSERT(texture); | 197 SkASSERT(texture); |
185 return texture; | 198 return texture; |
186 } | 199 } |
187 return NULL; | 200 return NULL; |
188 } | 201 } |
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