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1 /* | 1 /* |
2 * Copyright 2013 Google Inc. | 2 * Copyright 2013 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 #include "GrGLProgramDesc.h" | 7 #include "GrGLProgramDesc.h" |
8 | 8 |
9 #include "GrGLProcessor.h" | 9 #include "GrGLProcessor.h" |
10 #include "GrBackendProcessorFactory.h" | 10 #include "GrBackendProcessorFactory.h" |
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116 * every effect using this function. It is also responsible for inserting the ef
fect's class ID | 116 * every effect using this function. It is also responsible for inserting the ef
fect's class ID |
117 * which must be different for every GrProcessor subclass. It can fail if an eff
ect uses too many | 117 * which must be different for every GrProcessor subclass. It can fail if an eff
ect uses too many |
118 * textures, transforms, etc, for the space allotted in the meta-key. NOTE, bot
h FPs and GPs share | 118 * textures, transforms, etc, for the space allotted in the meta-key. NOTE, bot
h FPs and GPs share |
119 * this function because it is hairy, though FPs do not have attribs, and GPs do
not have transforms | 119 * this function because it is hairy, though FPs do not have attribs, and GPs do
not have transforms |
120 */ | 120 */ |
121 static bool get_meta_key(const GrProcessor& proc, | 121 static bool get_meta_key(const GrProcessor& proc, |
122 const GrGLCaps& caps, | 122 const GrGLCaps& caps, |
123 uint32_t transformKey, | 123 uint32_t transformKey, |
124 uint32_t attribKey, | 124 uint32_t attribKey, |
125 GrProcessorKeyBuilder* b) { | 125 GrProcessorKeyBuilder* b) { |
126 const GrBackendProcessorFactory& factory = proc.getFactory(); | |
127 factory.getGLProcessorKey(proc, caps, b); | |
128 | |
129 size_t processorKeySize = b->size(); | 126 size_t processorKeySize = b->size(); |
130 uint32_t textureKey = gen_texture_key(proc, caps); | 127 uint32_t textureKey = gen_texture_key(proc, caps); |
131 uint32_t classID = proc.getFactory().classID(); | 128 uint32_t classID = proc.getFactory().classID(); |
132 | 129 |
133 // Currently we allow 16 bits for each of the above portions of the meta-key
. Fail if they | 130 // Currently we allow 16 bits for each of the above portions of the meta-key
. Fail if they |
134 // don't fit. | 131 // don't fit. |
135 static const uint32_t kMetaKeyInvalidMask = ~((uint32_t) SK_MaxU16); | 132 static const uint32_t kMetaKeyInvalidMask = ~((uint32_t) SK_MaxU16); |
136 if ((textureKey | transformKey | classID) & kMetaKeyInvalidMask) { | 133 if ((textureKey | transformKey | classID) & kMetaKeyInvalidMask) { |
137 return false; | 134 return false; |
138 } | 135 } |
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163 | 160 |
164 GR_STATIC_ASSERT(0 == kProcessorKeysOffset % sizeof(uint32_t)); | 161 GR_STATIC_ASSERT(0 == kProcessorKeysOffset % sizeof(uint32_t)); |
165 // Make room for everything up to the effect keys. | 162 // Make room for everything up to the effect keys. |
166 desc->fKey.reset(); | 163 desc->fKey.reset(); |
167 desc->fKey.push_back_n(kProcessorKeysOffset); | 164 desc->fKey.push_back_n(kProcessorKeysOffset); |
168 | 165 |
169 // We can only have one effect which touches the vertex shader | 166 // We can only have one effect which touches the vertex shader |
170 if (optState.hasGeometryProcessor()) { | 167 if (optState.hasGeometryProcessor()) { |
171 const GrGeometryProcessor& gp = *optState.getGeometryProcessor(); | 168 const GrGeometryProcessor& gp = *optState.getGeometryProcessor(); |
172 GrProcessorKeyBuilder b(&desc->fKey); | 169 GrProcessorKeyBuilder b(&desc->fKey); |
| 170 const GrBackendGeometryProcessorFactory& factory = gp.getFactory(); |
| 171 factory.getGLProcessorKey(gp, optState.getBatchTracker(), gpu->glCaps(),
&b); |
173 if (!get_meta_key(gp, gpu->glCaps(), 0, gen_attrib_key(gp), &b)) { | 172 if (!get_meta_key(gp, gpu->glCaps(), 0, gen_attrib_key(gp), &b)) { |
174 desc->fKey.reset(); | 173 desc->fKey.reset(); |
175 return false; | 174 return false; |
176 } | 175 } |
177 } | 176 } |
178 | 177 |
179 for (int s = 0; s < optState.numFragmentStages(); ++s) { | 178 for (int s = 0; s < optState.numFragmentStages(); ++s) { |
180 const GrPendingFragmentStage& fps = optState.getFragmentStage(s); | 179 const GrPendingFragmentStage& fps = optState.getFragmentStage(s); |
| 180 const GrFragmentProcessor& fp = *fps.getProcessor(); |
181 GrProcessorKeyBuilder b(&desc->fKey); | 181 GrProcessorKeyBuilder b(&desc->fKey); |
| 182 const GrBackendFragmentProcessorFactory& factory = fp.getFactory(); |
| 183 factory.getGLProcessorKey(fp, gpu->glCaps(), &b); |
182 if (!get_meta_key(*fps.getProcessor(), gpu->glCaps(), | 184 if (!get_meta_key(*fps.getProcessor(), gpu->glCaps(), |
183 gen_transform_key(fps, requiresLocalCoordAttrib), 0, &b
)) { | 185 gen_transform_key(fps, requiresLocalCoordAttrib), 0, &b
)) { |
184 desc->fKey.reset(); | 186 desc->fKey.reset(); |
185 return false; | 187 return false; |
186 } | 188 } |
187 } | 189 } |
188 | 190 |
189 // --------DO NOT MOVE HEADER ABOVE THIS LINE-------------------------------
------------------- | 191 // --------DO NOT MOVE HEADER ABOVE THIS LINE-------------------------------
------------------- |
190 // Because header is a pointer into the dynamic array, we can't push any new
data into the key | 192 // Because header is a pointer into the dynamic array, we can't push any new
data into the key |
191 // below here. | 193 // below here. |
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251 } | 253 } |
252 | 254 |
253 header->fPrimaryOutputType = descInfo.fPrimaryOutputType; | 255 header->fPrimaryOutputType = descInfo.fPrimaryOutputType; |
254 header->fSecondaryOutputType = descInfo.fSecondaryOutputType; | 256 header->fSecondaryOutputType = descInfo.fSecondaryOutputType; |
255 | 257 |
256 header->fColorEffectCnt = optState.numColorStages(); | 258 header->fColorEffectCnt = optState.numColorStages(); |
257 header->fCoverageEffectCnt = optState.numCoverageStages(); | 259 header->fCoverageEffectCnt = optState.numCoverageStages(); |
258 desc->finalize(); | 260 desc->finalize(); |
259 return true; | 261 return true; |
260 } | 262 } |
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