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1 | 1 |
2 /* | 2 /* |
3 * Copyright 2010 Google Inc. | 3 * Copyright 2010 Google Inc. |
4 * | 4 * |
5 * Use of this source code is governed by a BSD-style license that can be | 5 * Use of this source code is governed by a BSD-style license that can be |
6 * found in the LICENSE file. | 6 * found in the LICENSE file. |
7 */ | 7 */ |
8 | 8 |
9 | 9 |
10 #include "GrGpu.h" | 10 #include "GrGpu.h" |
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58 this->handleDirtyContext(); | 58 this->handleDirtyContext(); |
59 tex = this->onCreateCompressedTexture(desc, budgeted, srcData); | 59 tex = this->onCreateCompressedTexture(desc, budgeted, srcData); |
60 } else { | 60 } else { |
61 this->handleDirtyContext(); | 61 this->handleDirtyContext(); |
62 tex = this->onCreateTexture(desc, budgeted, srcData, rowBytes); | 62 tex = this->onCreateTexture(desc, budgeted, srcData, rowBytes); |
63 if (tex && | 63 if (tex && |
64 (kRenderTarget_GrSurfaceFlag & desc.fFlags) && | 64 (kRenderTarget_GrSurfaceFlag & desc.fFlags) && |
65 !(kNoStencil_GrSurfaceFlag & desc.fFlags)) { | 65 !(kNoStencil_GrSurfaceFlag & desc.fFlags)) { |
66 SkASSERT(tex->asRenderTarget()); | 66 SkASSERT(tex->asRenderTarget()); |
67 // TODO: defer this and attach dynamically | 67 // TODO: defer this and attach dynamically |
68 if (!this->attachStencilBufferToRenderTarget(tex->asRenderTarget()))
{ | 68 if (!this->attachStencilBufferToRenderTarget(tex->asRenderTarget(),
budgeted)) { |
69 tex->unref(); | 69 tex->unref(); |
70 return NULL; | 70 return NULL; |
71 } | 71 } |
72 } | 72 } |
73 } | 73 } |
74 if (!this->caps()->reuseScratchTextures() && !isRT) { | 74 if (!this->caps()->reuseScratchTextures() && !isRT) { |
75 tex->cacheAccess().removeScratchKey(); | 75 tex->cacheAccess().removeScratchKey(); |
76 } | 76 } |
77 return tex; | 77 return tex; |
78 } | 78 } |
79 | 79 |
80 bool GrGpu::attachStencilBufferToRenderTarget(GrRenderTarget* rt) { | 80 bool GrGpu::attachStencilBufferToRenderTarget(GrRenderTarget* rt, bool budgeted)
{ |
81 SkASSERT(NULL == rt->getStencilBuffer()); | 81 SkASSERT(NULL == rt->getStencilBuffer()); |
82 GrScratchKey sbKey; | 82 GrScratchKey sbKey; |
83 GrStencilBuffer::ComputeKey(rt->width(), rt->height(), rt->numSamples(), &sb
Key); | 83 GrStencilBuffer::ComputeKey(rt->width(), rt->height(), rt->numSamples(), &sb
Key); |
84 SkAutoTUnref<GrStencilBuffer> sb(static_cast<GrStencilBuffer*>( | 84 SkAutoTUnref<GrStencilBuffer> sb(static_cast<GrStencilBuffer*>( |
85 this->getContext()->getResourceCache2()->findAndRefScratchResource(sbKey
))); | 85 this->getContext()->getResourceCache2()->findAndRefScratchResource(sbKey
))); |
86 if (sb) { | 86 if (sb) { |
87 rt->setStencilBuffer(sb); | 87 rt->setStencilBuffer(sb); |
88 bool attached = this->attachStencilBufferToRenderTarget(sb, rt); | 88 bool attached = this->attachStencilBufferToRenderTarget(sb, rt); |
89 if (!attached) { | 89 if (!attached) { |
90 rt->setStencilBuffer(NULL); | 90 rt->setStencilBuffer(NULL); |
91 } | 91 } |
92 return attached; | 92 return attached; |
93 } | 93 } |
94 if (this->createStencilBufferForRenderTarget(rt, rt->width(), rt->height()))
{ | 94 if (this->createStencilBufferForRenderTarget(rt, budgeted, rt->width(), rt->
height())) { |
95 // Right now we're clearing the stencil buffer here after it is | 95 // Right now we're clearing the stencil buffer here after it is |
96 // attached to an RT for the first time. When we start matching | 96 // attached to an RT for the first time. When we start matching |
97 // stencil buffers with smaller color targets this will no longer | 97 // stencil buffers with smaller color targets this will no longer |
98 // be correct because it won't be guaranteed to clear the entire | 98 // be correct because it won't be guaranteed to clear the entire |
99 // sb. | 99 // sb. |
100 // We used to clear down in the GL subclass using a special purpose | 100 // We used to clear down in the GL subclass using a special purpose |
101 // FBO. But iOS doesn't allow a stencil-only FBO. It reports unsupported | 101 // FBO. But iOS doesn't allow a stencil-only FBO. It reports unsupported |
102 // FBO status. | 102 // FBO status. |
103 this->clearStencil(rt); | 103 this->clearStencil(rt); |
104 return true; | 104 return true; |
105 } else { | 105 } else { |
106 return false; | 106 return false; |
107 } | 107 } |
108 } | 108 } |
109 | 109 |
110 GrTexture* GrGpu::wrapBackendTexture(const GrBackendTextureDesc& desc) { | 110 GrTexture* GrGpu::wrapBackendTexture(const GrBackendTextureDesc& desc) { |
111 this->handleDirtyContext(); | 111 this->handleDirtyContext(); |
112 GrTexture* tex = this->onWrapBackendTexture(desc); | 112 GrTexture* tex = this->onWrapBackendTexture(desc); |
113 if (NULL == tex) { | 113 if (NULL == tex) { |
114 return NULL; | 114 return NULL; |
115 } | 115 } |
116 // TODO: defer this and attach dynamically | 116 // TODO: defer this and attach dynamically |
117 GrRenderTarget* tgt = tex->asRenderTarget(); | 117 GrRenderTarget* tgt = tex->asRenderTarget(); |
118 if (tgt && | 118 if (tgt && |
119 !this->attachStencilBufferToRenderTarget(tgt)) { | 119 !this->attachStencilBufferToRenderTarget(tgt, true /*budgeted*/)) { |
120 tex->unref(); | 120 tex->unref(); |
121 return NULL; | 121 return NULL; |
122 } else { | 122 } else { |
123 return tex; | 123 return tex; |
124 } | 124 } |
125 } | 125 } |
126 | 126 |
127 GrRenderTarget* GrGpu::wrapBackendRenderTarget(const GrBackendRenderTargetDesc&
desc) { | 127 GrRenderTarget* GrGpu::wrapBackendRenderTarget(const GrBackendRenderTargetDesc&
desc) { |
128 this->handleDirtyContext(); | 128 this->handleDirtyContext(); |
129 return this->onWrapBackendRenderTarget(desc); | 129 return this->onWrapBackendRenderTarget(desc); |
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302 GrDrawTarget::PathIndexType indexType, | 302 GrDrawTarget::PathIndexType indexType, |
303 const float transformValues[], | 303 const float transformValues[], |
304 GrDrawTarget::PathTransformType transformType, | 304 GrDrawTarget::PathTransformType transformType, |
305 int count, | 305 int count, |
306 const GrStencilSettings& stencilSettings) { | 306 const GrStencilSettings& stencilSettings) { |
307 this->handleDirtyContext(); | 307 this->handleDirtyContext(); |
308 pathRange->willDrawPaths(indices, indexType, count); | 308 pathRange->willDrawPaths(indices, indexType, count); |
309 this->onDrawPaths(args, pathRange, indices, indexType, transformValues, | 309 this->onDrawPaths(args, pathRange, indices, indexType, transformValues, |
310 transformType, count, stencilSettings); | 310 transformType, count, stencilSettings); |
311 } | 311 } |
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