epoger@google.com | ec3ed6a | 2011-07-28 14:26:00 +0000 | [diff] [blame] | 1 | |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 2 | /* |
epoger@google.com | ec3ed6a | 2011-07-28 14:26:00 +0000 | [diff] [blame] | 3 | * Copyright 2011 Google Inc. |
| 4 | * |
| 5 | * Use of this source code is governed by a BSD-style license that can be |
| 6 | * found in the LICENSE file. |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 7 | */ |
| 8 | |
epoger@google.com | ec3ed6a | 2011-07-28 14:26:00 +0000 | [diff] [blame] | 9 | |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 10 | #include "GrBinHashKey.h" |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 11 | #include "GrGLProgram.h" |
tomhudson@google.com | 086e535 | 2011-12-08 14:44:10 +0000 | [diff] [blame] | 12 | #include "GrGLSL.h" |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 13 | #include "GrGpuGLShaders.h" |
| 14 | #include "GrGpuVertex.h" |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 15 | #include "GrNoncopyable.h" |
| 16 | #include "GrStringBuilder.h" |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 17 | #include "GrRandom.h" |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 18 | |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 19 | #define SKIP_CACHE_CHECK true |
| 20 | #define GR_UINT32_MAX static_cast<uint32_t>(-1) |
| 21 | |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 22 | #include "GrTHashCache.h" |
| 23 | |
| 24 | class GrGpuGLShaders::ProgramCache : public ::GrNoncopyable { |
| 25 | private: |
| 26 | class Entry; |
| 27 | |
junov@google.com | f7c00f6 | 2011-08-18 18:15:16 +0000 | [diff] [blame] | 28 | typedef GrBinHashKey<Entry, GrGLProgram::kProgramKeySize> ProgramHashKey; |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 29 | |
| 30 | class Entry : public ::GrNoncopyable { |
| 31 | public: |
| 32 | Entry() {} |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 33 | void copyAndTakeOwnership(Entry& entry) { |
| 34 | fProgramData.copyAndTakeOwnership(entry.fProgramData); |
junov@google.com | f7c00f6 | 2011-08-18 18:15:16 +0000 | [diff] [blame] | 35 | fKey = entry.fKey; // ownership transfer |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 36 | fLRUStamp = entry.fLRUStamp; |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 37 | } |
| 38 | |
| 39 | public: |
| 40 | int compare(const ProgramHashKey& key) const { return fKey.compare(key); } |
| 41 | |
| 42 | public: |
| 43 | GrGLProgram::CachedData fProgramData; |
| 44 | ProgramHashKey fKey; |
| 45 | unsigned int fLRUStamp; |
| 46 | }; |
| 47 | |
| 48 | GrTHashTable<Entry, ProgramHashKey, 8> fHashCache; |
| 49 | |
bsalomon@google.com | 2d9ddf9 | 2011-05-11 16:52:59 +0000 | [diff] [blame] | 50 | // We may have kMaxEntries+1 shaders in the GL context because |
| 51 | // we create a new shader before evicting from the cache. |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 52 | enum { |
| 53 | kMaxEntries = 32 |
| 54 | }; |
bsalomon@google.com | 4fa6694 | 2011-09-20 19:06:12 +0000 | [diff] [blame] | 55 | Entry fEntries[kMaxEntries]; |
| 56 | int fCount; |
| 57 | unsigned int fCurrLRUStamp; |
| 58 | const GrGLInterface* fGL; |
tomhudson@google.com | 086e535 | 2011-12-08 14:44:10 +0000 | [diff] [blame] | 59 | GrGLSLGeneration fGLSLGeneration; |
bsalomon@google.com | 4fa6694 | 2011-09-20 19:06:12 +0000 | [diff] [blame] | 60 | |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 61 | public: |
bsalomon@google.com | 4fa6694 | 2011-09-20 19:06:12 +0000 | [diff] [blame] | 62 | ProgramCache(const GrGLInterface* gl, |
tomhudson@google.com | 086e535 | 2011-12-08 14:44:10 +0000 | [diff] [blame] | 63 | GrGLSLGeneration glslGeneration) |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 64 | : fCount(0) |
bsalomon@google.com | 0b77d68 | 2011-08-19 13:28:54 +0000 | [diff] [blame] | 65 | , fCurrLRUStamp(0) |
bsalomon@google.com | 4fa6694 | 2011-09-20 19:06:12 +0000 | [diff] [blame] | 66 | , fGL(gl) |
tomhudson@google.com | 086e535 | 2011-12-08 14:44:10 +0000 | [diff] [blame] | 67 | , fGLSLGeneration(glslGeneration) { |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 68 | } |
| 69 | |
| 70 | ~ProgramCache() { |
| 71 | for (int i = 0; i < fCount; ++i) { |
bsalomon@google.com | 0b77d68 | 2011-08-19 13:28:54 +0000 | [diff] [blame] | 72 | GrGpuGLShaders::DeleteProgram(fGL, &fEntries[i].fProgramData); |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 73 | } |
| 74 | } |
| 75 | |
| 76 | void abandon() { |
| 77 | fCount = 0; |
| 78 | } |
| 79 | |
| 80 | void invalidateViewMatrices() { |
| 81 | for (int i = 0; i < fCount; ++i) { |
| 82 | // set to illegal matrix |
| 83 | fEntries[i].fProgramData.fViewMatrix = GrMatrix::InvalidMatrix(); |
| 84 | } |
| 85 | } |
| 86 | |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 87 | GrGLProgram::CachedData* getProgramData(const GrGLProgram& desc) { |
bsalomon@google.com | 2d9ddf9 | 2011-05-11 16:52:59 +0000 | [diff] [blame] | 88 | Entry newEntry; |
junov@google.com | f7c00f6 | 2011-08-18 18:15:16 +0000 | [diff] [blame] | 89 | newEntry.fKey.setKeyData(desc.keyData()); |
| 90 | |
bsalomon@google.com | 2d9ddf9 | 2011-05-11 16:52:59 +0000 | [diff] [blame] | 91 | Entry* entry = fHashCache.find(newEntry.fKey); |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 92 | if (NULL == entry) { |
tomhudson@google.com | 086e535 | 2011-12-08 14:44:10 +0000 | [diff] [blame] | 93 | if (!desc.genProgram(fGL, fGLSLGeneration, |
| 94 | &newEntry.fProgramData)) { |
bsalomon@google.com | 2d9ddf9 | 2011-05-11 16:52:59 +0000 | [diff] [blame] | 95 | return NULL; |
| 96 | } |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 97 | if (fCount < kMaxEntries) { |
| 98 | entry = fEntries + fCount; |
| 99 | ++fCount; |
| 100 | } else { |
| 101 | GrAssert(kMaxEntries == fCount); |
| 102 | entry = fEntries; |
| 103 | for (int i = 1; i < kMaxEntries; ++i) { |
| 104 | if (fEntries[i].fLRUStamp < entry->fLRUStamp) { |
| 105 | entry = fEntries + i; |
| 106 | } |
| 107 | } |
| 108 | fHashCache.remove(entry->fKey, entry); |
bsalomon@google.com | 0b77d68 | 2011-08-19 13:28:54 +0000 | [diff] [blame] | 109 | GrGpuGLShaders::DeleteProgram(fGL, &entry->fProgramData); |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 110 | } |
bsalomon@google.com | 2d9ddf9 | 2011-05-11 16:52:59 +0000 | [diff] [blame] | 111 | entry->copyAndTakeOwnership(newEntry); |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 112 | fHashCache.insert(entry->fKey, entry); |
| 113 | } |
| 114 | |
| 115 | entry->fLRUStamp = fCurrLRUStamp; |
| 116 | if (GR_UINT32_MAX == fCurrLRUStamp) { |
| 117 | // wrap around! just trash our LRU, one time hit. |
| 118 | for (int i = 0; i < fCount; ++i) { |
| 119 | fEntries[i].fLRUStamp = 0; |
| 120 | } |
| 121 | } |
| 122 | ++fCurrLRUStamp; |
| 123 | return &entry->fProgramData; |
| 124 | } |
| 125 | }; |
| 126 | |
junov@google.com | 53a5584 | 2011-06-08 22:55:10 +0000 | [diff] [blame] | 127 | void GrGpuGLShaders::abandonResources(){ |
| 128 | INHERITED::abandonResources(); |
| 129 | fProgramCache->abandon(); |
| 130 | } |
| 131 | |
bsalomon@google.com | 0b77d68 | 2011-08-19 13:28:54 +0000 | [diff] [blame] | 132 | void GrGpuGLShaders::DeleteProgram(const GrGLInterface* gl, |
| 133 | CachedData* programData) { |
| 134 | GR_GL_CALL(gl, DeleteShader(programData->fVShaderID)); |
bsalomon@google.com | edfe1aa | 2011-09-29 14:40:26 +0000 | [diff] [blame] | 135 | if (programData->fGShaderID) { |
| 136 | GR_GL_CALL(gl, DeleteShader(programData->fGShaderID)); |
| 137 | } |
bsalomon@google.com | 0b77d68 | 2011-08-19 13:28:54 +0000 | [diff] [blame] | 138 | GR_GL_CALL(gl, DeleteShader(programData->fFShaderID)); |
| 139 | GR_GL_CALL(gl, DeleteProgram(programData->fProgramID)); |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 140 | GR_DEBUGCODE(memset(programData, 0, sizeof(*programData));) |
| 141 | } |
| 142 | |
bsalomon@google.com | 1e257a5 | 2011-07-06 19:52:16 +0000 | [diff] [blame] | 143 | //////////////////////////////////////////////////////////////////////////////// |
| 144 | |
bsalomon@google.com | 0b77d68 | 2011-08-19 13:28:54 +0000 | [diff] [blame] | 145 | #define GL_CALL(X) GR_GL_CALL(this->glInterface(), X) |
| 146 | |
bsalomon@google.com | 1e257a5 | 2011-07-06 19:52:16 +0000 | [diff] [blame] | 147 | namespace { |
bsalomon@google.com | 4fa6694 | 2011-09-20 19:06:12 +0000 | [diff] [blame] | 148 | |
bsalomon@google.com | 74b9871 | 2011-11-11 19:46:16 +0000 | [diff] [blame] | 149 | // GrRandoms nextU() values have patterns in the low bits |
| 150 | // So using nextU() % array_count might never take some values. |
| 151 | int random_int(GrRandom* r, int count) { |
| 152 | return (int)(r->nextF() * count); |
| 153 | } |
| 154 | |
| 155 | // min is inclusive, max is exclusive |
| 156 | int random_int(GrRandom* r, int min, int max) { |
| 157 | return (int)(r->nextF() * (max-min)) + min; |
| 158 | } |
| 159 | |
| 160 | bool random_bool(GrRandom* r) { |
| 161 | return r->nextF() > .5f; |
bsalomon@google.com | 4fa6694 | 2011-09-20 19:06:12 +0000 | [diff] [blame] | 162 | } |
| 163 | |
| 164 | } |
bsalomon@google.com | 1e257a5 | 2011-07-06 19:52:16 +0000 | [diff] [blame] | 165 | |
bsalomon@google.com | a8e686e | 2011-08-16 15:45:58 +0000 | [diff] [blame] | 166 | bool GrGpuGLShaders::programUnitTest() { |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 167 | |
tomhudson@google.com | 086e535 | 2011-12-08 14:44:10 +0000 | [diff] [blame] | 168 | GrGLSLGeneration glslGeneration = |
| 169 | GetGLSLGeneration(this->glBinding(), this->glInterface()); |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 170 | static const int STAGE_OPTS[] = { |
| 171 | 0, |
bsalomon@google.com | 1e257a5 | 2011-07-06 19:52:16 +0000 | [diff] [blame] | 172 | StageDesc::kNoPerspective_OptFlagBit, |
| 173 | StageDesc::kIdentity_CoordMapping |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 174 | }; |
bsalomon@google.com | 74b9871 | 2011-11-11 19:46:16 +0000 | [diff] [blame] | 175 | static const int IN_CONFIG_FLAGS[] = { |
| 176 | StageDesc::kNone_InConfigFlag, |
| 177 | StageDesc::kSwapRAndB_InConfigFlag, |
| 178 | StageDesc::kSwapRAndB_InConfigFlag | StageDesc::kMulRGBByAlpha_InConfigFlag, |
| 179 | StageDesc::kMulRGBByAlpha_InConfigFlag, |
| 180 | StageDesc::kSmearAlpha_InConfigFlag, |
| 181 | }; |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 182 | GrGLProgram program; |
bsalomon@google.com | 1e257a5 | 2011-07-06 19:52:16 +0000 | [diff] [blame] | 183 | ProgramDesc& pdesc = program.fProgramDesc; |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 184 | |
| 185 | static const int NUM_TESTS = 512; |
| 186 | |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 187 | GrRandom random; |
| 188 | for (int t = 0; t < NUM_TESTS; ++t) { |
| 189 | |
bsalomon@google.com | f2d9155 | 2011-05-16 20:56:06 +0000 | [diff] [blame] | 190 | #if 0 |
| 191 | GrPrintf("\nTest Program %d\n-------------\n", t); |
| 192 | static const int stop = -1; |
| 193 | if (t == stop) { |
| 194 | int breakpointhere = 9; |
| 195 | } |
| 196 | #endif |
| 197 | |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 198 | pdesc.fVertexLayout = 0; |
| 199 | pdesc.fEmitsPointSize = random.nextF() > .5f; |
bsalomon@google.com | 74b9871 | 2011-11-11 19:46:16 +0000 | [diff] [blame] | 200 | pdesc.fColorInput = random_int(&random, ProgramDesc::kColorInputCnt); |
bsalomon@google.com | f2d9155 | 2011-05-16 20:56:06 +0000 | [diff] [blame] | 201 | |
bsalomon@google.com | 74b9871 | 2011-11-11 19:46:16 +0000 | [diff] [blame] | 202 | pdesc.fColorFilterXfermode = random_int(&random, SkXfermode::kCoeffModesCnt); |
bsalomon@google.com | f2d9155 | 2011-05-16 20:56:06 +0000 | [diff] [blame] | 203 | |
bsalomon@google.com | 74b9871 | 2011-11-11 19:46:16 +0000 | [diff] [blame] | 204 | pdesc.fFirstCoverageStage = random_int(&random, GrDrawState::kNumStages); |
bsalomon@google.com | f2d9155 | 2011-05-16 20:56:06 +0000 | [diff] [blame] | 205 | |
bsalomon@google.com | 74b9871 | 2011-11-11 19:46:16 +0000 | [diff] [blame] | 206 | pdesc.fVertexLayout |= random_bool(&random) ? |
bsalomon@google.com | a310826 | 2011-10-10 14:08:47 +0000 | [diff] [blame] | 207 | GrDrawTarget::kCoverage_VertexLayoutBit : |
| 208 | 0; |
| 209 | |
bsalomon@google.com | edfe1aa | 2011-09-29 14:40:26 +0000 | [diff] [blame] | 210 | #if GR_GL_EXPERIMENTAL_GS |
bsalomon@google.com | 6f92f18 | 2011-09-29 15:05:48 +0000 | [diff] [blame] | 211 | pdesc.fExperimentalGS = this->getCaps().fGeometryShaderSupport && |
bsalomon@google.com | 74b9871 | 2011-11-11 19:46:16 +0000 | [diff] [blame] | 212 | random_bool(&random); |
bsalomon@google.com | edfe1aa | 2011-09-29 14:40:26 +0000 | [diff] [blame] | 213 | #endif |
bsalomon@google.com | 74b9871 | 2011-11-11 19:46:16 +0000 | [diff] [blame] | 214 | pdesc.fOutputPM = random_int(&random, ProgramDesc::kOutputPMCnt); |
bsalomon@google.com | edfe1aa | 2011-09-29 14:40:26 +0000 | [diff] [blame] | 215 | |
bsalomon@google.com | 74b9871 | 2011-11-11 19:46:16 +0000 | [diff] [blame] | 216 | bool edgeAA = random_bool(&random); |
bsalomon@google.com | aeb2160 | 2011-08-30 18:13:44 +0000 | [diff] [blame] | 217 | if (edgeAA) { |
bsalomon@google.com | 74b9871 | 2011-11-11 19:46:16 +0000 | [diff] [blame] | 218 | bool vertexEdgeAA = random_bool(&random); |
bsalomon@google.com | aeb2160 | 2011-08-30 18:13:44 +0000 | [diff] [blame] | 219 | if (vertexEdgeAA) { |
| 220 | pdesc.fVertexLayout |= GrDrawTarget::kEdge_VertexLayoutBit; |
bsalomon@google.com | 18c9c19 | 2011-09-22 21:01:31 +0000 | [diff] [blame] | 221 | if (this->getCaps().fShaderDerivativeSupport) { |
bsalomon@google.com | 74b9871 | 2011-11-11 19:46:16 +0000 | [diff] [blame] | 222 | pdesc.fVertexEdgeType = random_bool(&random) ? |
tomhudson@google.com | 9381363 | 2011-10-27 20:21:16 +0000 | [diff] [blame] | 223 | GrDrawState::kHairQuad_EdgeType : |
| 224 | GrDrawState::kHairLine_EdgeType; |
bsalomon@google.com | aeb2160 | 2011-08-30 18:13:44 +0000 | [diff] [blame] | 225 | } else { |
tomhudson@google.com | 9381363 | 2011-10-27 20:21:16 +0000 | [diff] [blame] | 226 | pdesc.fVertexEdgeType = GrDrawState::kHairLine_EdgeType; |
bsalomon@google.com | aeb2160 | 2011-08-30 18:13:44 +0000 | [diff] [blame] | 227 | } |
| 228 | pdesc.fEdgeAANumEdges = 0; |
| 229 | } else { |
bsalomon@google.com | 74b9871 | 2011-11-11 19:46:16 +0000 | [diff] [blame] | 230 | pdesc.fEdgeAANumEdges = random_int(&random, 1, this->getMaxEdges()); |
| 231 | pdesc.fEdgeAAConcave = random_bool(&random); |
bsalomon@google.com | aeb2160 | 2011-08-30 18:13:44 +0000 | [diff] [blame] | 232 | } |
| 233 | } else { |
| 234 | pdesc.fEdgeAANumEdges = 0; |
bsalomon@google.com | a8e686e | 2011-08-16 15:45:58 +0000 | [diff] [blame] | 235 | } |
bsalomon@google.com | f2d9155 | 2011-05-16 20:56:06 +0000 | [diff] [blame] | 236 | |
senorblanco@chromium.org | 50bdad8 | 2012-01-03 20:51:57 +0000 | [diff] [blame] | 237 | pdesc.fColorMatrixEnabled = random_bool(&random); |
| 238 | |
bsalomon@google.com | 18c9c19 | 2011-09-22 21:01:31 +0000 | [diff] [blame] | 239 | if (this->getCaps().fDualSourceBlendingSupport) { |
bsalomon@google.com | 74b9871 | 2011-11-11 19:46:16 +0000 | [diff] [blame] | 240 | pdesc.fDualSrcOutput = random_int(&random, ProgramDesc::kDualSrcOutputCnt); |
bsalomon@google.com | 271cffc | 2011-05-20 14:13:56 +0000 | [diff] [blame] | 241 | } else { |
bsalomon@google.com | 1e257a5 | 2011-07-06 19:52:16 +0000 | [diff] [blame] | 242 | pdesc.fDualSrcOutput = ProgramDesc::kNone_DualSrcOutput; |
bsalomon@google.com | 271cffc | 2011-05-20 14:13:56 +0000 | [diff] [blame] | 243 | } |
| 244 | |
tomhudson@google.com | 9381363 | 2011-10-27 20:21:16 +0000 | [diff] [blame] | 245 | for (int s = 0; s < GrDrawState::kNumStages; ++s) { |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 246 | // enable the stage? |
bsalomon@google.com | 74b9871 | 2011-11-11 19:46:16 +0000 | [diff] [blame] | 247 | if (random_bool(&random)) { |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 248 | // use separate tex coords? |
bsalomon@google.com | 74b9871 | 2011-11-11 19:46:16 +0000 | [diff] [blame] | 249 | if (random_bool(&random)) { |
| 250 | int t = random_int(&random, GrDrawState::kMaxTexCoords); |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 251 | pdesc.fVertexLayout |= StageTexCoordVertexLayoutBit(s, t); |
| 252 | } else { |
| 253 | pdesc.fVertexLayout |= StagePosAsTexCoordVertexLayoutBit(s); |
| 254 | } |
| 255 | } |
| 256 | // use text-formatted verts? |
bsalomon@google.com | 74b9871 | 2011-11-11 19:46:16 +0000 | [diff] [blame] | 257 | if (random_bool(&random)) { |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 258 | pdesc.fVertexLayout |= kTextFormat_VertexLayoutBit; |
| 259 | } |
bsalomon@google.com | 1e257a5 | 2011-07-06 19:52:16 +0000 | [diff] [blame] | 260 | StageDesc& stage = pdesc.fStages[s]; |
bsalomon@google.com | 74b9871 | 2011-11-11 19:46:16 +0000 | [diff] [blame] | 261 | stage.fOptFlags = STAGE_OPTS[random_int(&random, GR_ARRAY_COUNT(STAGE_OPTS))]; |
| 262 | stage.fInConfigFlags = IN_CONFIG_FLAGS[random_int(&random, GR_ARRAY_COUNT(IN_CONFIG_FLAGS))]; |
| 263 | stage.fCoordMapping = random_int(&random, StageDesc::kCoordMappingCnt); |
| 264 | stage.fFetchMode = random_int(&random, StageDesc::kFetchModeCnt); |
bsalomon@google.com | a8e686e | 2011-08-16 15:45:58 +0000 | [diff] [blame] | 265 | // convolution shaders don't work with persp tex matrix |
| 266 | if (stage.fFetchMode == StageDesc::kConvolution_FetchMode) { |
| 267 | stage.fOptFlags |= StageDesc::kNoPerspective_OptFlagBit; |
| 268 | } |
bsalomon@google.com | 1e257a5 | 2011-07-06 19:52:16 +0000 | [diff] [blame] | 269 | stage.setEnabled(VertexUsesStage(s, pdesc.fVertexLayout)); |
bsalomon@google.com | 74b9871 | 2011-11-11 19:46:16 +0000 | [diff] [blame] | 270 | switch (stage.fFetchMode) { |
| 271 | case StageDesc::kSingle_FetchMode: |
| 272 | stage.fKernelWidth = 0; |
| 273 | break; |
| 274 | case StageDesc::kConvolution_FetchMode: |
| 275 | stage.fKernelWidth = random_int(&random, 2, 8); |
| 276 | stage.fInConfigFlags &= ~StageDesc::kMulRGBByAlpha_InConfigFlag; |
| 277 | break; |
| 278 | case StageDesc::k2x2_FetchMode: |
| 279 | stage.fKernelWidth = 0; |
| 280 | stage.fInConfigFlags &= ~StageDesc::kMulRGBByAlpha_InConfigFlag; |
| 281 | break; |
| 282 | } |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 283 | } |
bsalomon@google.com | 1e257a5 | 2011-07-06 19:52:16 +0000 | [diff] [blame] | 284 | CachedData cachedData; |
bsalomon@google.com | 4fa6694 | 2011-09-20 19:06:12 +0000 | [diff] [blame] | 285 | if (!program.genProgram(this->glInterface(), |
tomhudson@google.com | 086e535 | 2011-12-08 14:44:10 +0000 | [diff] [blame] | 286 | glslGeneration, |
bsalomon@google.com | 4fa6694 | 2011-09-20 19:06:12 +0000 | [diff] [blame] | 287 | &cachedData)) { |
bsalomon@google.com | a8e686e | 2011-08-16 15:45:58 +0000 | [diff] [blame] | 288 | return false; |
| 289 | } |
bsalomon@google.com | 0b77d68 | 2011-08-19 13:28:54 +0000 | [diff] [blame] | 290 | DeleteProgram(this->glInterface(), &cachedData); |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 291 | } |
bsalomon@google.com | a8e686e | 2011-08-16 15:45:58 +0000 | [diff] [blame] | 292 | return true; |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 293 | } |
| 294 | |
bsalomon@google.com | 0b77d68 | 2011-08-19 13:28:54 +0000 | [diff] [blame] | 295 | namespace { |
| 296 | GrGLBinding get_binding_in_use(const GrGLInterface* gl) { |
| 297 | if (gl->supportsDesktop()) { |
| 298 | return kDesktop_GrGLBinding; |
| 299 | } else { |
| 300 | GrAssert(gl->supportsES2()); |
| 301 | return kES2_GrGLBinding; |
| 302 | } |
| 303 | } |
| 304 | } |
| 305 | |
| 306 | GrGpuGLShaders::GrGpuGLShaders(const GrGLInterface* gl) |
| 307 | : GrGpuGL(gl, get_binding_in_use(gl)) { |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 308 | |
tomhudson@google.com | 086e535 | 2011-12-08 14:44:10 +0000 | [diff] [blame] | 309 | GrGLSLGeneration glslGeneration = |
| 310 | GetGLSLGeneration(this->glBinding(), gl); |
bsalomon@google.com | edfe1aa | 2011-09-29 14:40:26 +0000 | [diff] [blame] | 311 | |
bsalomon@google.com | dafde9e | 2012-01-11 18:45:39 +0000 | [diff] [blame^] | 312 | // Enable supported shader-related caps |
bsalomon@google.com | a310826 | 2011-10-10 14:08:47 +0000 | [diff] [blame] | 313 | fCaps.fSupportPerVertexCoverage = true; |
bsalomon@google.com | 0b77d68 | 2011-08-19 13:28:54 +0000 | [diff] [blame] | 314 | if (kDesktop_GrGLBinding == this->glBinding()) { |
bsalomon@google.com | 18c9c19 | 2011-09-22 21:01:31 +0000 | [diff] [blame] | 315 | fCaps.fDualSourceBlendingSupport = |
bsalomon@google.com | c82b889 | 2011-09-22 14:10:33 +0000 | [diff] [blame] | 316 | this->glVersion() >= GR_GL_VER(3,3) || |
bsalomon@google.com | 2c17fcd | 2011-07-06 17:47:02 +0000 | [diff] [blame] | 317 | this->hasExtension("GL_ARB_blend_func_extended"); |
bsalomon@google.com | 18c9c19 | 2011-09-22 21:01:31 +0000 | [diff] [blame] | 318 | fCaps.fShaderDerivativeSupport = true; |
bsalomon@google.com | edfe1aa | 2011-09-29 14:40:26 +0000 | [diff] [blame] | 319 | // we don't support GL_ARB_geometry_shader4, just GL 3.2+ GS |
| 320 | fCaps.fGeometryShaderSupport = |
| 321 | this->glVersion() >= GR_GL_VER(3,2) && |
tomhudson@google.com | 086e535 | 2011-12-08 14:44:10 +0000 | [diff] [blame] | 322 | glslGeneration >= k150_GLSLGeneration; |
bsalomon@google.com | 271cffc | 2011-05-20 14:13:56 +0000 | [diff] [blame] | 323 | } else { |
bsalomon@google.com | 18c9c19 | 2011-09-22 21:01:31 +0000 | [diff] [blame] | 324 | fCaps.fShaderDerivativeSupport = |
bsalomon@google.com | 1f221a7 | 2011-08-23 20:54:07 +0000 | [diff] [blame] | 325 | this->hasExtension("GL_OES_standard_derivatives"); |
bsalomon@google.com | 271cffc | 2011-05-20 14:13:56 +0000 | [diff] [blame] | 326 | } |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 327 | |
bsalomon@google.com | b5b5eaf | 2011-10-19 13:25:46 +0000 | [diff] [blame] | 328 | GR_GL_GetIntegerv(gl, GR_GL_MAX_VERTEX_ATTRIBS, &fMaxVertexAttribs); |
| 329 | |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 330 | fProgramData = NULL; |
tomhudson@google.com | 086e535 | 2011-12-08 14:44:10 +0000 | [diff] [blame] | 331 | fProgramCache = new ProgramCache(gl, glslGeneration); |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 332 | |
| 333 | #if 0 |
bsalomon@google.com | a8e686e | 2011-08-16 15:45:58 +0000 | [diff] [blame] | 334 | this->programUnitTest(); |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 335 | #endif |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 336 | } |
| 337 | |
| 338 | GrGpuGLShaders::~GrGpuGLShaders() { |
| 339 | delete fProgramCache; |
| 340 | } |
| 341 | |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 342 | const GrMatrix& GrGpuGLShaders::getHWViewMatrix() { |
| 343 | GrAssert(fProgramData); |
| 344 | |
| 345 | if (GrGLProgram::kSetAsAttribute == |
| 346 | fProgramData->fUniLocations.fViewMatrixUni) { |
| 347 | return fHWDrawState.getViewMatrix(); |
| 348 | } else { |
| 349 | return fProgramData->fViewMatrix; |
| 350 | } |
| 351 | } |
| 352 | |
| 353 | void GrGpuGLShaders::recordHWViewMatrix(const GrMatrix& matrix) { |
| 354 | GrAssert(fProgramData); |
| 355 | if (GrGLProgram::kSetAsAttribute == |
| 356 | fProgramData->fUniLocations.fViewMatrixUni) { |
| 357 | fHWDrawState.setViewMatrix(matrix); |
| 358 | } else { |
| 359 | fProgramData->fViewMatrix = matrix; |
| 360 | } |
| 361 | } |
| 362 | |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 363 | const GrMatrix& GrGpuGLShaders::getHWSamplerMatrix(int stage) { |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 364 | GrAssert(fProgramData); |
bsalomon@google.com | 9196130 | 2011-05-09 18:39:58 +0000 | [diff] [blame] | 365 | |
| 366 | if (GrGLProgram::kSetAsAttribute == |
| 367 | fProgramData->fUniLocations.fStages[stage].fTextureMatrixUni) { |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 368 | return fHWDrawState.getSampler(stage).getMatrix(); |
bsalomon@google.com | 9196130 | 2011-05-09 18:39:58 +0000 | [diff] [blame] | 369 | } else { |
| 370 | return fProgramData->fTextureMatrices[stage]; |
| 371 | } |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 372 | } |
| 373 | |
| 374 | void GrGpuGLShaders::recordHWSamplerMatrix(int stage, const GrMatrix& matrix) { |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 375 | GrAssert(fProgramData); |
bsalomon@google.com | 3d0835b | 2011-12-08 16:12:03 +0000 | [diff] [blame] | 376 | if (GrGLProgram::kSetAsAttribute == |
bsalomon@google.com | 9196130 | 2011-05-09 18:39:58 +0000 | [diff] [blame] | 377 | fProgramData->fUniLocations.fStages[stage].fTextureMatrixUni) { |
bsalomon@google.com | aa814fe | 2011-12-12 18:45:07 +0000 | [diff] [blame] | 378 | *fHWDrawState.sampler(stage)->matrix() = matrix; |
bsalomon@google.com | 9196130 | 2011-05-09 18:39:58 +0000 | [diff] [blame] | 379 | } else { |
| 380 | fProgramData->fTextureMatrices[stage] = matrix; |
| 381 | } |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 382 | } |
| 383 | |
bsalomon@google.com | 1bf1c21 | 2011-11-05 12:18:58 +0000 | [diff] [blame] | 384 | void GrGpuGLShaders::onResetContext() { |
| 385 | INHERITED::onResetContext(); |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 386 | |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 387 | fHWGeometryState.fVertexOffset = ~0; |
bsalomon@google.com | b5b5eaf | 2011-10-19 13:25:46 +0000 | [diff] [blame] | 388 | |
| 389 | // Third party GL code may have left vertex attributes enabled. Some GL |
| 390 | // implementations (osmesa) may read vetex attributes that are not required |
| 391 | // by the current shader. Therefore, we have to ensure that only the |
| 392 | // attributes we require for the current draw are enabled or we may cause an |
| 393 | // invalid read. |
| 394 | |
| 395 | // Disable all vertex layout bits so that next flush will assume all |
| 396 | // optional vertex attributes are disabled. |
| 397 | fHWGeometryState.fVertexLayout = 0; |
| 398 | |
| 399 | // We always use the this attribute and assume it is always enabled. |
| 400 | int posAttrIdx = GrGLProgram::PositionAttributeIdx(); |
| 401 | GL_CALL(EnableVertexAttribArray(posAttrIdx)); |
| 402 | // Disable all other vertex attributes. |
| 403 | for (int va = 0; va < fMaxVertexAttribs; ++va) { |
| 404 | if (va != posAttrIdx) { |
| 405 | GL_CALL(DisableVertexAttribArray(va)); |
| 406 | } |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 407 | } |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 408 | |
| 409 | fHWProgramID = 0; |
| 410 | } |
| 411 | |
| 412 | void GrGpuGLShaders::flushViewMatrix() { |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 413 | const GrMatrix& vm = this->getDrawState().getViewMatrix(); |
| 414 | if (GrGpuGLShaders::getHWViewMatrix() != vm) { |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 415 | |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 416 | const GrRenderTarget* rt = this->getDrawState().getRenderTarget(); |
| 417 | GrAssert(NULL != rt); |
| 418 | GrMatrix m; |
| 419 | m.setAll( |
| 420 | GrIntToScalar(2) / rt->width(), 0, -GR_Scalar1, |
| 421 | 0,-GrIntToScalar(2) / rt->height(), GR_Scalar1, |
| 422 | 0, 0, GrMatrix::I()[8]); |
| 423 | m.setConcat(m, vm); |
bsalomon@google.com | 3d0835b | 2011-12-08 16:12:03 +0000 | [diff] [blame] | 424 | |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 425 | // ES doesn't allow you to pass true to the transpose param, |
| 426 | // so do our own transpose |
| 427 | GrGLfloat mt[] = { |
| 428 | GrScalarToFloat(m[GrMatrix::kMScaleX]), |
| 429 | GrScalarToFloat(m[GrMatrix::kMSkewY]), |
| 430 | GrScalarToFloat(m[GrMatrix::kMPersp0]), |
| 431 | GrScalarToFloat(m[GrMatrix::kMSkewX]), |
| 432 | GrScalarToFloat(m[GrMatrix::kMScaleY]), |
| 433 | GrScalarToFloat(m[GrMatrix::kMPersp1]), |
| 434 | GrScalarToFloat(m[GrMatrix::kMTransX]), |
| 435 | GrScalarToFloat(m[GrMatrix::kMTransY]), |
| 436 | GrScalarToFloat(m[GrMatrix::kMPersp2]) |
| 437 | }; |
| 438 | |
| 439 | if (GrGLProgram::kSetAsAttribute == |
| 440 | fProgramData->fUniLocations.fViewMatrixUni) { |
| 441 | int baseIdx = GrGLProgram::ViewMatrixAttributeIdx(); |
| 442 | GL_CALL(VertexAttrib4fv(baseIdx + 0, mt+0)); |
| 443 | GL_CALL(VertexAttrib4fv(baseIdx + 1, mt+3)); |
| 444 | GL_CALL(VertexAttrib4fv(baseIdx + 2, mt+6)); |
| 445 | } else { |
| 446 | GrAssert(GrGLProgram::kUnusedUniform != |
| 447 | fProgramData->fUniLocations.fViewMatrixUni); |
| 448 | GL_CALL(UniformMatrix3fv(fProgramData->fUniLocations.fViewMatrixUni, |
| 449 | 1, false, mt)); |
| 450 | } |
| 451 | this->recordHWViewMatrix(vm); |
bsalomon@google.com | 9196130 | 2011-05-09 18:39:58 +0000 | [diff] [blame] | 452 | } |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 453 | } |
| 454 | |
junov@google.com | 6acc9b3 | 2011-05-16 18:32:07 +0000 | [diff] [blame] | 455 | void GrGpuGLShaders::flushTextureDomain(int s) { |
| 456 | const GrGLint& uni = fProgramData->fUniLocations.fStages[s].fTexDomUni; |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 457 | const GrDrawState& drawState = this->getDrawState(); |
junov@google.com | 6acc9b3 | 2011-05-16 18:32:07 +0000 | [diff] [blame] | 458 | if (GrGLProgram::kUnusedUniform != uni) { |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 459 | const GrRect &texDom = drawState.getSampler(s).getTextureDomain(); |
junov@google.com | 6acc9b3 | 2011-05-16 18:32:07 +0000 | [diff] [blame] | 460 | |
twiz@google.com | 76b8274 | 2011-06-02 20:30:02 +0000 | [diff] [blame] | 461 | if (((1 << s) & fDirtyFlags.fTextureChangedMask) || |
| 462 | fProgramData->fTextureDomain[s] != texDom) { |
junov@google.com | 6acc9b3 | 2011-05-16 18:32:07 +0000 | [diff] [blame] | 463 | |
junov@google.com | 2f83940 | 2011-05-24 15:13:01 +0000 | [diff] [blame] | 464 | fProgramData->fTextureDomain[s] = texDom; |
junov@google.com | 6acc9b3 | 2011-05-16 18:32:07 +0000 | [diff] [blame] | 465 | |
junov@google.com | 2f83940 | 2011-05-24 15:13:01 +0000 | [diff] [blame] | 466 | float values[4] = { |
twiz@google.com | 76b8274 | 2011-06-02 20:30:02 +0000 | [diff] [blame] | 467 | GrScalarToFloat(texDom.left()), |
| 468 | GrScalarToFloat(texDom.top()), |
| 469 | GrScalarToFloat(texDom.right()), |
| 470 | GrScalarToFloat(texDom.bottom()) |
junov@google.com | 2f83940 | 2011-05-24 15:13:01 +0000 | [diff] [blame] | 471 | }; |
| 472 | |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 473 | const GrGLTexture* texture = |
| 474 | static_cast<const GrGLTexture*>(drawState.getTexture(s)); |
junov@google.com | 2f83940 | 2011-05-24 15:13:01 +0000 | [diff] [blame] | 475 | GrGLTexture::Orientation orientation = texture->orientation(); |
| 476 | |
| 477 | // vertical flip if necessary |
| 478 | if (GrGLTexture::kBottomUp_Orientation == orientation) { |
| 479 | values[1] = 1.0f - values[1]; |
| 480 | values[3] = 1.0f - values[3]; |
twiz@google.com | 76b8274 | 2011-06-02 20:30:02 +0000 | [diff] [blame] | 481 | // The top and bottom were just flipped, so correct the ordering |
| 482 | // of elements so that values = (l, t, r, b). |
| 483 | SkTSwap(values[1], values[3]); |
junov@google.com | 2f83940 | 2011-05-24 15:13:01 +0000 | [diff] [blame] | 484 | } |
| 485 | |
bsalomon@google.com | 0b77d68 | 2011-08-19 13:28:54 +0000 | [diff] [blame] | 486 | GL_CALL(Uniform4fv(uni, 1, values)); |
junov@google.com | 6acc9b3 | 2011-05-16 18:32:07 +0000 | [diff] [blame] | 487 | } |
junov@google.com | 6acc9b3 | 2011-05-16 18:32:07 +0000 | [diff] [blame] | 488 | } |
| 489 | } |
| 490 | |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 491 | void GrGpuGLShaders::flushTextureMatrix(int s) { |
junov@google.com | 6acc9b3 | 2011-05-16 18:32:07 +0000 | [diff] [blame] | 492 | const GrGLint& uni = fProgramData->fUniLocations.fStages[s].fTextureMatrixUni; |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 493 | const GrDrawState& drawState = this->getDrawState(); |
| 494 | const GrGLTexture* texture = |
| 495 | static_cast<const GrGLTexture*>(drawState.getTexture(s)); |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 496 | if (NULL != texture) { |
bsalomon@google.com | 9196130 | 2011-05-09 18:39:58 +0000 | [diff] [blame] | 497 | if (GrGLProgram::kUnusedUniform != uni && |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 498 | (((1 << s) & fDirtyFlags.fTextureChangedMask) || |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 499 | this->getHWSamplerMatrix(s) != drawState.getSampler(s).getMatrix())) { |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 500 | |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 501 | GrMatrix m = drawState.getSampler(s).getMatrix(); |
| 502 | GrSamplerState::SampleMode mode = |
| 503 | drawState.getSampler(s).getSampleMode(); |
bsalomon@google.com | 9196130 | 2011-05-09 18:39:58 +0000 | [diff] [blame] | 504 | AdjustTextureMatrix(texture, mode, &m); |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 505 | |
bsalomon@google.com | 9196130 | 2011-05-09 18:39:58 +0000 | [diff] [blame] | 506 | // ES doesn't allow you to pass true to the transpose param, |
| 507 | // so do our own transpose |
bsalomon@google.com | 27a4dc4 | 2011-05-16 13:14:03 +0000 | [diff] [blame] | 508 | GrGLfloat mt[] = { |
| 509 | GrScalarToFloat(m[GrMatrix::kMScaleX]), |
| 510 | GrScalarToFloat(m[GrMatrix::kMSkewY]), |
| 511 | GrScalarToFloat(m[GrMatrix::kMPersp0]), |
| 512 | GrScalarToFloat(m[GrMatrix::kMSkewX]), |
| 513 | GrScalarToFloat(m[GrMatrix::kMScaleY]), |
| 514 | GrScalarToFloat(m[GrMatrix::kMPersp1]), |
| 515 | GrScalarToFloat(m[GrMatrix::kMTransX]), |
| 516 | GrScalarToFloat(m[GrMatrix::kMTransY]), |
| 517 | GrScalarToFloat(m[GrMatrix::kMPersp2]) |
bsalomon@google.com | 9196130 | 2011-05-09 18:39:58 +0000 | [diff] [blame] | 518 | }; |
bsalomon@google.com | 27a4dc4 | 2011-05-16 13:14:03 +0000 | [diff] [blame] | 519 | |
bsalomon@google.com | 9196130 | 2011-05-09 18:39:58 +0000 | [diff] [blame] | 520 | if (GrGLProgram::kSetAsAttribute == |
| 521 | fProgramData->fUniLocations.fStages[s].fTextureMatrixUni) { |
| 522 | int baseIdx = GrGLProgram::TextureMatrixAttributeIdx(s); |
bsalomon@google.com | 0b77d68 | 2011-08-19 13:28:54 +0000 | [diff] [blame] | 523 | GL_CALL(VertexAttrib4fv(baseIdx + 0, mt+0)); |
| 524 | GL_CALL(VertexAttrib4fv(baseIdx + 1, mt+3)); |
| 525 | GL_CALL(VertexAttrib4fv(baseIdx + 2, mt+6)); |
bsalomon@google.com | 9196130 | 2011-05-09 18:39:58 +0000 | [diff] [blame] | 526 | } else { |
bsalomon@google.com | 0b77d68 | 2011-08-19 13:28:54 +0000 | [diff] [blame] | 527 | GL_CALL(UniformMatrix3fv(uni, 1, false, mt)); |
bsalomon@google.com | 9196130 | 2011-05-09 18:39:58 +0000 | [diff] [blame] | 528 | } |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 529 | this->recordHWSamplerMatrix(s, drawState.getSampler(s).getMatrix()); |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 530 | } |
| 531 | } |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 532 | } |
| 533 | |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 534 | void GrGpuGLShaders::flushRadial2(int s) { |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 535 | |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 536 | const int &uni = fProgramData->fUniLocations.fStages[s].fRadial2Uni; |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 537 | const GrSamplerState& sampler = this->getDrawState().getSampler(s); |
bsalomon@google.com | 9196130 | 2011-05-09 18:39:58 +0000 | [diff] [blame] | 538 | if (GrGLProgram::kUnusedUniform != uni && |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 539 | (fProgramData->fRadial2CenterX1[s] != sampler.getRadial2CenterX1() || |
| 540 | fProgramData->fRadial2Radius0[s] != sampler.getRadial2Radius0() || |
| 541 | fProgramData->fRadial2PosRoot[s] != sampler.isRadial2PosRoot())) { |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 542 | |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 543 | GrScalar centerX1 = sampler.getRadial2CenterX1(); |
| 544 | GrScalar radius0 = sampler.getRadial2Radius0(); |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 545 | |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 546 | GrScalar a = GrMul(centerX1, centerX1) - GR_Scalar1; |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 547 | |
bsalomon@google.com | 22c5dea | 2011-07-07 14:38:03 +0000 | [diff] [blame] | 548 | // when were in the degenerate (linear) case the second |
| 549 | // value will be INF but the program doesn't read it. (We |
| 550 | // use the same 6 uniforms even though we don't need them |
| 551 | // all in the linear case just to keep the code complexity |
| 552 | // down). |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 553 | float values[6] = { |
| 554 | GrScalarToFloat(a), |
bsalomon@google.com | 2cdfade | 2011-11-23 16:53:42 +0000 | [diff] [blame] | 555 | 1 / (2.f * GrScalarToFloat(a)), |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 556 | GrScalarToFloat(centerX1), |
| 557 | GrScalarToFloat(radius0), |
| 558 | GrScalarToFloat(GrMul(radius0, radius0)), |
| 559 | sampler.isRadial2PosRoot() ? 1.f : -1.f |
| 560 | }; |
bsalomon@google.com | 0b77d68 | 2011-08-19 13:28:54 +0000 | [diff] [blame] | 561 | GL_CALL(Uniform1fv(uni, 6, values)); |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 562 | fProgramData->fRadial2CenterX1[s] = sampler.getRadial2CenterX1(); |
| 563 | fProgramData->fRadial2Radius0[s] = sampler.getRadial2Radius0(); |
| 564 | fProgramData->fRadial2PosRoot[s] = sampler.isRadial2PosRoot(); |
| 565 | } |
| 566 | } |
| 567 | |
senorblanco@chromium.org | 027de5f | 2011-07-08 18:03:33 +0000 | [diff] [blame] | 568 | void GrGpuGLShaders::flushConvolution(int s) { |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 569 | const GrSamplerState& sampler = this->getDrawState().getSampler(s); |
senorblanco@chromium.org | 027de5f | 2011-07-08 18:03:33 +0000 | [diff] [blame] | 570 | int kernelUni = fProgramData->fUniLocations.fStages[s].fKernelUni; |
| 571 | if (GrGLProgram::kUnusedUniform != kernelUni) { |
bsalomon@google.com | 0b77d68 | 2011-08-19 13:28:54 +0000 | [diff] [blame] | 572 | GL_CALL(Uniform1fv(kernelUni, sampler.getKernelWidth(), |
| 573 | sampler.getKernel())); |
senorblanco@chromium.org | 027de5f | 2011-07-08 18:03:33 +0000 | [diff] [blame] | 574 | } |
| 575 | int imageIncrementUni = fProgramData->fUniLocations.fStages[s].fImageIncrementUni; |
| 576 | if (GrGLProgram::kUnusedUniform != imageIncrementUni) { |
bsalomon@google.com | 0b77d68 | 2011-08-19 13:28:54 +0000 | [diff] [blame] | 577 | GL_CALL(Uniform2fv(imageIncrementUni, 1, sampler.getImageIncrement())); |
senorblanco@chromium.org | 027de5f | 2011-07-08 18:03:33 +0000 | [diff] [blame] | 578 | } |
| 579 | } |
| 580 | |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 581 | void GrGpuGLShaders::flushTexelSize(int s) { |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 582 | const int& uni = fProgramData->fUniLocations.fStages[s].fNormalizedTexelSizeUni; |
bsalomon@google.com | 9196130 | 2011-05-09 18:39:58 +0000 | [diff] [blame] | 583 | if (GrGLProgram::kUnusedUniform != uni) { |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 584 | const GrGLTexture* texture = |
| 585 | static_cast<const GrGLTexture*>(this->getDrawState().getTexture(s)); |
bsalomon@google.com | 9962108 | 2011-11-15 16:47:16 +0000 | [diff] [blame] | 586 | if (texture->width() != fProgramData->fTextureWidth[s] || |
| 587 | texture->height() != fProgramData->fTextureHeight[s]) { |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 588 | |
bsalomon@google.com | 9962108 | 2011-11-15 16:47:16 +0000 | [diff] [blame] | 589 | float texelSize[] = {1.f / texture->width(), |
| 590 | 1.f / texture->height()}; |
bsalomon@google.com | 0b77d68 | 2011-08-19 13:28:54 +0000 | [diff] [blame] | 591 | GL_CALL(Uniform2fv(uni, 1, texelSize)); |
bsalomon@google.com | 9962108 | 2011-11-15 16:47:16 +0000 | [diff] [blame] | 592 | fProgramData->fTextureWidth[s] = texture->width(); |
| 593 | fProgramData->fTextureHeight[s] = texture->height(); |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 594 | } |
| 595 | } |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 596 | } |
| 597 | |
senorblanco@chromium.org | 92e0f22 | 2011-05-12 15:49:15 +0000 | [diff] [blame] | 598 | void GrGpuGLShaders::flushEdgeAAData() { |
| 599 | const int& uni = fProgramData->fUniLocations.fEdgesUni; |
| 600 | if (GrGLProgram::kUnusedUniform != uni) { |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 601 | int count = this->getDrawState().getNumAAEdges(); |
tomhudson@google.com | 9381363 | 2011-10-27 20:21:16 +0000 | [diff] [blame] | 602 | GrDrawState::Edge edges[GrDrawState::kMaxEdges]; |
senorblanco@chromium.org | 92e0f22 | 2011-05-12 15:49:15 +0000 | [diff] [blame] | 603 | // Flip the edges in Y |
bsalomon@google.com | 9d12f5c | 2011-09-29 18:08:18 +0000 | [diff] [blame] | 604 | float height = |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 605 | static_cast<float>(this->getDrawState().getRenderTarget()->height()); |
senorblanco@chromium.org | ef3913b | 2011-05-19 17:11:07 +0000 | [diff] [blame] | 606 | for (int i = 0; i < count; ++i) { |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 607 | edges[i] = this->getDrawState().getAAEdges()[i]; |
senorblanco@chromium.org | ef3913b | 2011-05-19 17:11:07 +0000 | [diff] [blame] | 608 | float b = edges[i].fY; |
| 609 | edges[i].fY = -b; |
| 610 | edges[i].fZ += b * height; |
senorblanco@chromium.org | 92e0f22 | 2011-05-12 15:49:15 +0000 | [diff] [blame] | 611 | } |
bsalomon@google.com | 0b77d68 | 2011-08-19 13:28:54 +0000 | [diff] [blame] | 612 | GL_CALL(Uniform3fv(uni, count, &edges[0].fX)); |
senorblanco@chromium.org | 92e0f22 | 2011-05-12 15:49:15 +0000 | [diff] [blame] | 613 | } |
| 614 | } |
| 615 | |
senorblanco@chromium.org | 50bdad8 | 2012-01-03 20:51:57 +0000 | [diff] [blame] | 616 | void GrGpuGLShaders::flushColorMatrix() { |
| 617 | const ProgramDesc& desc = fCurrentProgram.getDesc(); |
| 618 | int matrixUni = fProgramData->fUniLocations.fColorMatrixUni; |
| 619 | int vecUni = fProgramData->fUniLocations.fColorMatrixVecUni; |
| 620 | if (GrGLProgram::kUnusedUniform != matrixUni |
| 621 | && GrGLProgram::kUnusedUniform != vecUni) { |
| 622 | const float* m = this->getDrawState().getColorMatrix(); |
| 623 | GrGLfloat mt[] = { |
| 624 | m[0], m[5], m[10], m[15], |
| 625 | m[1], m[6], m[11], m[16], |
| 626 | m[2], m[7], m[12], m[17], |
| 627 | m[3], m[8], m[13], m[18], |
| 628 | }; |
| 629 | static float scale = 1.0f / 255.0f; |
| 630 | GrGLfloat vec[] = { |
| 631 | m[4] * scale, m[9] * scale, m[14] * scale, m[19] * scale, |
| 632 | }; |
| 633 | GL_CALL(UniformMatrix4fv(matrixUni, 1, false, mt)); |
| 634 | GL_CALL(Uniform4fv(vecUni, 1, vec)); |
| 635 | } |
| 636 | } |
| 637 | |
Scroggo | 01b87ec | 2011-05-11 18:05:38 +0000 | [diff] [blame] | 638 | static const float ONE_OVER_255 = 1.f / 255.f; |
| 639 | |
| 640 | #define GR_COLOR_TO_VEC4(color) {\ |
| 641 | GrColorUnpackR(color) * ONE_OVER_255,\ |
| 642 | GrColorUnpackG(color) * ONE_OVER_255,\ |
| 643 | GrColorUnpackB(color) * ONE_OVER_255,\ |
| 644 | GrColorUnpackA(color) * ONE_OVER_255 \ |
| 645 | } |
| 646 | |
bsalomon@google.com | 86c1f71 | 2011-10-12 14:54:26 +0000 | [diff] [blame] | 647 | void GrGpuGLShaders::flushColor(GrColor color) { |
bsalomon@google.com | 1e257a5 | 2011-07-06 19:52:16 +0000 | [diff] [blame] | 648 | const ProgramDesc& desc = fCurrentProgram.getDesc(); |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 649 | const GrDrawState& drawState = this->getDrawState(); |
| 650 | |
bsalomon@google.com | 25fb21f | 2011-06-21 18:17:25 +0000 | [diff] [blame] | 651 | if (this->getGeomSrc().fVertexLayout & kColor_VertexLayoutBit) { |
bsalomon@google.com | 4be283f | 2011-04-19 21:15:09 +0000 | [diff] [blame] | 652 | // color will be specified per-vertex as an attribute |
| 653 | // invalidate the const vertex attrib color |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 654 | fHWDrawState.setColor(GrColor_ILLEGAL); |
bsalomon@google.com | 4be283f | 2011-04-19 21:15:09 +0000 | [diff] [blame] | 655 | } else { |
bsalomon@google.com | 85b505b | 2011-11-07 14:56:51 +0000 | [diff] [blame] | 656 | switch (desc.fColorInput) { |
| 657 | case ProgramDesc::kAttribute_ColorInput: |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 658 | if (fHWDrawState.getColor() != color) { |
bsalomon@google.com | 4be283f | 2011-04-19 21:15:09 +0000 | [diff] [blame] | 659 | // OpenGL ES only supports the float varities of glVertexAttrib |
bsalomon@google.com | 86c1f71 | 2011-10-12 14:54:26 +0000 | [diff] [blame] | 660 | float c[] = GR_COLOR_TO_VEC4(color); |
bsalomon@google.com | 0b77d68 | 2011-08-19 13:28:54 +0000 | [diff] [blame] | 661 | GL_CALL(VertexAttrib4fv(GrGLProgram::ColorAttributeIdx(), |
| 662 | c)); |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 663 | fHWDrawState.setColor(color); |
bsalomon@google.com | 4be283f | 2011-04-19 21:15:09 +0000 | [diff] [blame] | 664 | } |
| 665 | break; |
bsalomon@google.com | 85b505b | 2011-11-07 14:56:51 +0000 | [diff] [blame] | 666 | case ProgramDesc::kUniform_ColorInput: |
bsalomon@google.com | 86c1f71 | 2011-10-12 14:54:26 +0000 | [diff] [blame] | 667 | if (fProgramData->fColor != color) { |
bsalomon@google.com | 4be283f | 2011-04-19 21:15:09 +0000 | [diff] [blame] | 668 | // OpenGL ES only supports the float varities of glVertexAttrib |
bsalomon@google.com | 86c1f71 | 2011-10-12 14:54:26 +0000 | [diff] [blame] | 669 | float c[] = GR_COLOR_TO_VEC4(color); |
bsalomon@google.com | 9196130 | 2011-05-09 18:39:58 +0000 | [diff] [blame] | 670 | GrAssert(GrGLProgram::kUnusedUniform != |
| 671 | fProgramData->fUniLocations.fColorUni); |
bsalomon@google.com | 0b77d68 | 2011-08-19 13:28:54 +0000 | [diff] [blame] | 672 | GL_CALL(Uniform4fv(fProgramData->fUniLocations.fColorUni, |
| 673 | 1, c)); |
bsalomon@google.com | 86c1f71 | 2011-10-12 14:54:26 +0000 | [diff] [blame] | 674 | fProgramData->fColor = color; |
bsalomon@google.com | 4be283f | 2011-04-19 21:15:09 +0000 | [diff] [blame] | 675 | } |
| 676 | break; |
bsalomon@google.com | 85b505b | 2011-11-07 14:56:51 +0000 | [diff] [blame] | 677 | case ProgramDesc::kSolidWhite_ColorInput: |
| 678 | case ProgramDesc::kTransBlack_ColorInput: |
bsalomon@google.com | 4be283f | 2011-04-19 21:15:09 +0000 | [diff] [blame] | 679 | break; |
| 680 | default: |
| 681 | GrCrash("Unknown color type."); |
| 682 | } |
| 683 | } |
bsalomon@google.com | 3d0835b | 2011-12-08 16:12:03 +0000 | [diff] [blame] | 684 | if (fProgramData->fUniLocations.fColorFilterUni |
| 685 | != GrGLProgram::kUnusedUniform |
| 686 | && fProgramData->fColorFilterColor |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 687 | != drawState.getColorFilterColor()) { |
| 688 | float c[] = GR_COLOR_TO_VEC4(drawState.getColorFilterColor()); |
bsalomon@google.com | 3d0835b | 2011-12-08 16:12:03 +0000 | [diff] [blame] | 689 | GL_CALL(Uniform4fv(fProgramData->fUniLocations.fColorFilterUni, 1, c)); |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 690 | fProgramData->fColorFilterColor = drawState.getColorFilterColor(); |
Scroggo | 97c88c2 | 2011-05-11 14:05:25 +0000 | [diff] [blame] | 691 | } |
bsalomon@google.com | 4be283f | 2011-04-19 21:15:09 +0000 | [diff] [blame] | 692 | } |
| 693 | |
| 694 | |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 695 | bool GrGpuGLShaders::flushGraphicsState(GrPrimitiveType type) { |
| 696 | if (!flushGLStateCommon(type)) { |
| 697 | return false; |
| 698 | } |
| 699 | |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 700 | const GrDrawState& drawState = this->getDrawState(); |
| 701 | |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 702 | if (fDirtyFlags.fRenderTargetChanged) { |
| 703 | // our coords are in pixel space and the GL matrices map to NDC |
| 704 | // so if the viewport changed, our matrix is now wrong. |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 705 | fHWDrawState.setViewMatrix(GrMatrix::InvalidMatrix()); |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 706 | // we assume all shader matrices may be wrong after viewport changes |
| 707 | fProgramCache->invalidateViewMatrices(); |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 708 | } |
| 709 | |
bsalomon@google.com | 86c1f71 | 2011-10-12 14:54:26 +0000 | [diff] [blame] | 710 | GrBlendCoeff srcCoeff; |
| 711 | GrBlendCoeff dstCoeff; |
| 712 | BlendOptFlags blendOpts = this->getBlendOpts(false, &srcCoeff, &dstCoeff); |
| 713 | if (kSkipDraw_BlendOptFlag & blendOpts) { |
| 714 | return false; |
| 715 | } |
| 716 | |
| 717 | this->buildProgram(type, blendOpts, dstCoeff); |
bsalomon@google.com | 6aef1fb | 2011-05-05 12:33:22 +0000 | [diff] [blame] | 718 | fProgramData = fProgramCache->getProgramData(fCurrentProgram); |
bsalomon@google.com | 9196130 | 2011-05-09 18:39:58 +0000 | [diff] [blame] | 719 | if (NULL == fProgramData) { |
| 720 | GrAssert(!"Failed to create program!"); |
| 721 | return false; |
| 722 | } |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 723 | |
| 724 | if (fHWProgramID != fProgramData->fProgramID) { |
bsalomon@google.com | 0b77d68 | 2011-08-19 13:28:54 +0000 | [diff] [blame] | 725 | GL_CALL(UseProgram(fProgramData->fProgramID)); |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 726 | fHWProgramID = fProgramData->fProgramID; |
| 727 | } |
bsalomon@google.com | 271cffc | 2011-05-20 14:13:56 +0000 | [diff] [blame] | 728 | fCurrentProgram.overrideBlend(&srcCoeff, &dstCoeff); |
| 729 | this->flushBlend(type, srcCoeff, dstCoeff); |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 730 | |
bsalomon@google.com | 86c1f71 | 2011-10-12 14:54:26 +0000 | [diff] [blame] | 731 | GrColor color; |
| 732 | if (blendOpts & kEmitTransBlack_BlendOptFlag) { |
| 733 | color = 0; |
| 734 | } else if (blendOpts & kEmitCoverage_BlendOptFlag) { |
| 735 | color = 0xffffffff; |
| 736 | } else { |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 737 | color = drawState.getColor(); |
bsalomon@google.com | 86c1f71 | 2011-10-12 14:54:26 +0000 | [diff] [blame] | 738 | } |
| 739 | this->flushColor(color); |
bsalomon@google.com | 4be283f | 2011-04-19 21:15:09 +0000 | [diff] [blame] | 740 | |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 741 | this->flushViewMatrix(); |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 742 | |
tomhudson@google.com | 9381363 | 2011-10-27 20:21:16 +0000 | [diff] [blame] | 743 | for (int s = 0; s < GrDrawState::kNumStages; ++s) { |
bsalomon@google.com | 40d9293 | 2011-12-13 18:40:47 +0000 | [diff] [blame] | 744 | if (this->isStageEnabled(s)) { |
| 745 | this->flushTextureMatrix(s); |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 746 | |
bsalomon@google.com | 40d9293 | 2011-12-13 18:40:47 +0000 | [diff] [blame] | 747 | this->flushRadial2(s); |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 748 | |
bsalomon@google.com | 40d9293 | 2011-12-13 18:40:47 +0000 | [diff] [blame] | 749 | this->flushConvolution(s); |
senorblanco@chromium.org | 027de5f | 2011-07-08 18:03:33 +0000 | [diff] [blame] | 750 | |
bsalomon@google.com | 40d9293 | 2011-12-13 18:40:47 +0000 | [diff] [blame] | 751 | this->flushTexelSize(s); |
junov@google.com | 6acc9b3 | 2011-05-16 18:32:07 +0000 | [diff] [blame] | 752 | |
bsalomon@google.com | 40d9293 | 2011-12-13 18:40:47 +0000 | [diff] [blame] | 753 | this->flushTextureDomain(s); |
| 754 | } |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 755 | } |
senorblanco@chromium.org | 92e0f22 | 2011-05-12 15:49:15 +0000 | [diff] [blame] | 756 | this->flushEdgeAAData(); |
senorblanco@chromium.org | 50bdad8 | 2012-01-03 20:51:57 +0000 | [diff] [blame] | 757 | this->flushColorMatrix(); |
bsalomon@google.com | 3d0835b | 2011-12-08 16:12:03 +0000 | [diff] [blame] | 758 | resetDirtyFlags(); |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 759 | return true; |
| 760 | } |
| 761 | |
| 762 | void GrGpuGLShaders::postDraw() { |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 763 | } |
| 764 | |
| 765 | void GrGpuGLShaders::setupGeometry(int* startVertex, |
| 766 | int* startIndex, |
| 767 | int vertexCount, |
| 768 | int indexCount) { |
| 769 | |
| 770 | int newColorOffset; |
bsalomon@google.com | a310826 | 2011-10-10 14:08:47 +0000 | [diff] [blame] | 771 | int newCoverageOffset; |
tomhudson@google.com | 9381363 | 2011-10-27 20:21:16 +0000 | [diff] [blame] | 772 | int newTexCoordOffsets[GrDrawState::kMaxTexCoords]; |
bsalomon@google.com | aeb2160 | 2011-08-30 18:13:44 +0000 | [diff] [blame] | 773 | int newEdgeOffset; |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 774 | |
bsalomon@google.com | 25fb21f | 2011-06-21 18:17:25 +0000 | [diff] [blame] | 775 | GrGLsizei newStride = VertexSizeAndOffsetsByIdx( |
| 776 | this->getGeomSrc().fVertexLayout, |
| 777 | newTexCoordOffsets, |
bsalomon@google.com | aeb2160 | 2011-08-30 18:13:44 +0000 | [diff] [blame] | 778 | &newColorOffset, |
bsalomon@google.com | a310826 | 2011-10-10 14:08:47 +0000 | [diff] [blame] | 779 | &newCoverageOffset, |
bsalomon@google.com | aeb2160 | 2011-08-30 18:13:44 +0000 | [diff] [blame] | 780 | &newEdgeOffset); |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 781 | int oldColorOffset; |
bsalomon@google.com | a310826 | 2011-10-10 14:08:47 +0000 | [diff] [blame] | 782 | int oldCoverageOffset; |
tomhudson@google.com | 9381363 | 2011-10-27 20:21:16 +0000 | [diff] [blame] | 783 | int oldTexCoordOffsets[GrDrawState::kMaxTexCoords]; |
bsalomon@google.com | aeb2160 | 2011-08-30 18:13:44 +0000 | [diff] [blame] | 784 | int oldEdgeOffset; |
| 785 | |
bsalomon@google.com | 25fb21f | 2011-06-21 18:17:25 +0000 | [diff] [blame] | 786 | GrGLsizei oldStride = VertexSizeAndOffsetsByIdx( |
| 787 | fHWGeometryState.fVertexLayout, |
| 788 | oldTexCoordOffsets, |
bsalomon@google.com | aeb2160 | 2011-08-30 18:13:44 +0000 | [diff] [blame] | 789 | &oldColorOffset, |
bsalomon@google.com | a310826 | 2011-10-10 14:08:47 +0000 | [diff] [blame] | 790 | &oldCoverageOffset, |
bsalomon@google.com | aeb2160 | 2011-08-30 18:13:44 +0000 | [diff] [blame] | 791 | &oldEdgeOffset); |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 792 | bool indexed = NULL != startIndex; |
| 793 | |
| 794 | int extraVertexOffset; |
| 795 | int extraIndexOffset; |
bsalomon@google.com | 25fb21f | 2011-06-21 18:17:25 +0000 | [diff] [blame] | 796 | this->setBuffers(indexed, &extraVertexOffset, &extraIndexOffset); |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 797 | |
| 798 | GrGLenum scalarType; |
| 799 | bool texCoordNorm; |
bsalomon@google.com | 25fb21f | 2011-06-21 18:17:25 +0000 | [diff] [blame] | 800 | if (this->getGeomSrc().fVertexLayout & kTextFormat_VertexLayoutBit) { |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 801 | scalarType = GrGLTextType; |
| 802 | texCoordNorm = GR_GL_TEXT_TEXTURE_NORMALIZED; |
| 803 | } else { |
| 804 | scalarType = GrGLType; |
| 805 | texCoordNorm = false; |
| 806 | } |
| 807 | |
| 808 | size_t vertexOffset = (*startVertex + extraVertexOffset) * newStride; |
| 809 | *startVertex = 0; |
| 810 | if (indexed) { |
| 811 | *startIndex += extraIndexOffset; |
| 812 | } |
| 813 | |
| 814 | // all the Pointers must be set if any of these are true |
| 815 | bool allOffsetsChange = fHWGeometryState.fArrayPtrsDirty || |
| 816 | vertexOffset != fHWGeometryState.fVertexOffset || |
| 817 | newStride != oldStride; |
| 818 | |
| 819 | // position and tex coord offsets change if above conditions are true |
| 820 | // or the type/normalization changed based on text vs nontext type coords. |
| 821 | bool posAndTexChange = allOffsetsChange || |
| 822 | (((GrGLTextType != GrGLType) || GR_GL_TEXT_TEXTURE_NORMALIZED) && |
| 823 | (kTextFormat_VertexLayoutBit & |
| 824 | (fHWGeometryState.fVertexLayout ^ |
bsalomon@google.com | 25fb21f | 2011-06-21 18:17:25 +0000 | [diff] [blame] | 825 | this->getGeomSrc().fVertexLayout))); |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 826 | |
| 827 | if (posAndTexChange) { |
bsalomon@google.com | 9196130 | 2011-05-09 18:39:58 +0000 | [diff] [blame] | 828 | int idx = GrGLProgram::PositionAttributeIdx(); |
bsalomon@google.com | 0b77d68 | 2011-08-19 13:28:54 +0000 | [diff] [blame] | 829 | GL_CALL(VertexAttribPointer(idx, 2, scalarType, false, newStride, |
bsalomon@google.com | 9196130 | 2011-05-09 18:39:58 +0000 | [diff] [blame] | 830 | (GrGLvoid*)vertexOffset)); |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 831 | fHWGeometryState.fVertexOffset = vertexOffset; |
| 832 | } |
| 833 | |
tomhudson@google.com | 9381363 | 2011-10-27 20:21:16 +0000 | [diff] [blame] | 834 | for (int t = 0; t < GrDrawState::kMaxTexCoords; ++t) { |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 835 | if (newTexCoordOffsets[t] > 0) { |
| 836 | GrGLvoid* texCoordOffset = (GrGLvoid*)(vertexOffset + newTexCoordOffsets[t]); |
bsalomon@google.com | 9196130 | 2011-05-09 18:39:58 +0000 | [diff] [blame] | 837 | int idx = GrGLProgram::TexCoordAttributeIdx(t); |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 838 | if (oldTexCoordOffsets[t] <= 0) { |
bsalomon@google.com | 0b77d68 | 2011-08-19 13:28:54 +0000 | [diff] [blame] | 839 | GL_CALL(EnableVertexAttribArray(idx)); |
| 840 | GL_CALL(VertexAttribPointer(idx, 2, scalarType, texCoordNorm, |
bsalomon@google.com | 9196130 | 2011-05-09 18:39:58 +0000 | [diff] [blame] | 841 | newStride, texCoordOffset)); |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 842 | } else if (posAndTexChange || |
| 843 | newTexCoordOffsets[t] != oldTexCoordOffsets[t]) { |
bsalomon@google.com | 0b77d68 | 2011-08-19 13:28:54 +0000 | [diff] [blame] | 844 | GL_CALL(VertexAttribPointer(idx, 2, scalarType, texCoordNorm, |
bsalomon@google.com | 9196130 | 2011-05-09 18:39:58 +0000 | [diff] [blame] | 845 | newStride, texCoordOffset)); |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 846 | } |
| 847 | } else if (oldTexCoordOffsets[t] > 0) { |
bsalomon@google.com | 0b77d68 | 2011-08-19 13:28:54 +0000 | [diff] [blame] | 848 | GL_CALL(DisableVertexAttribArray(GrGLProgram::TexCoordAttributeIdx(t))); |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 849 | } |
| 850 | } |
| 851 | |
| 852 | if (newColorOffset > 0) { |
| 853 | GrGLvoid* colorOffset = (int8_t*)(vertexOffset + newColorOffset); |
bsalomon@google.com | 9196130 | 2011-05-09 18:39:58 +0000 | [diff] [blame] | 854 | int idx = GrGLProgram::ColorAttributeIdx(); |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 855 | if (oldColorOffset <= 0) { |
bsalomon@google.com | 0b77d68 | 2011-08-19 13:28:54 +0000 | [diff] [blame] | 856 | GL_CALL(EnableVertexAttribArray(idx)); |
| 857 | GL_CALL(VertexAttribPointer(idx, 4, GR_GL_UNSIGNED_BYTE, |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 858 | true, newStride, colorOffset)); |
| 859 | } else if (allOffsetsChange || newColorOffset != oldColorOffset) { |
bsalomon@google.com | 0b77d68 | 2011-08-19 13:28:54 +0000 | [diff] [blame] | 860 | GL_CALL(VertexAttribPointer(idx, 4, GR_GL_UNSIGNED_BYTE, |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 861 | true, newStride, colorOffset)); |
| 862 | } |
| 863 | } else if (oldColorOffset > 0) { |
bsalomon@google.com | 0b77d68 | 2011-08-19 13:28:54 +0000 | [diff] [blame] | 864 | GL_CALL(DisableVertexAttribArray(GrGLProgram::ColorAttributeIdx())); |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 865 | } |
| 866 | |
bsalomon@google.com | a310826 | 2011-10-10 14:08:47 +0000 | [diff] [blame] | 867 | if (newCoverageOffset > 0) { |
bsalomon@google.com | e10f6fd | 2011-10-11 20:15:26 +0000 | [diff] [blame] | 868 | // bind a single channel, they should all have the same value. |
| 869 | GrGLvoid* coverageOffset = (int8_t*)(vertexOffset + newCoverageOffset); |
bsalomon@google.com | a310826 | 2011-10-10 14:08:47 +0000 | [diff] [blame] | 870 | int idx = GrGLProgram::CoverageAttributeIdx(); |
| 871 | if (oldCoverageOffset <= 0) { |
| 872 | GL_CALL(EnableVertexAttribArray(idx)); |
| 873 | GL_CALL(VertexAttribPointer(idx, 1, GR_GL_UNSIGNED_BYTE, |
| 874 | true, newStride, coverageOffset)); |
| 875 | } else if (allOffsetsChange || newCoverageOffset != oldCoverageOffset) { |
| 876 | GL_CALL(VertexAttribPointer(idx, 1, GR_GL_UNSIGNED_BYTE, |
| 877 | true, newStride, coverageOffset)); |
| 878 | } |
| 879 | } else if (oldCoverageOffset > 0) { |
| 880 | GL_CALL(DisableVertexAttribArray(GrGLProgram::CoverageAttributeIdx())); |
| 881 | } |
| 882 | |
bsalomon@google.com | aeb2160 | 2011-08-30 18:13:44 +0000 | [diff] [blame] | 883 | if (newEdgeOffset > 0) { |
| 884 | GrGLvoid* edgeOffset = (int8_t*)(vertexOffset + newEdgeOffset); |
| 885 | int idx = GrGLProgram::EdgeAttributeIdx(); |
| 886 | if (oldEdgeOffset <= 0) { |
| 887 | GL_CALL(EnableVertexAttribArray(idx)); |
| 888 | GL_CALL(VertexAttribPointer(idx, 4, scalarType, |
| 889 | false, newStride, edgeOffset)); |
| 890 | } else if (allOffsetsChange || newEdgeOffset != oldEdgeOffset) { |
| 891 | GL_CALL(VertexAttribPointer(idx, 4, scalarType, |
| 892 | false, newStride, edgeOffset)); |
| 893 | } |
| 894 | } else if (oldEdgeOffset > 0) { |
| 895 | GL_CALL(DisableVertexAttribArray(GrGLProgram::EdgeAttributeIdx())); |
| 896 | } |
| 897 | |
bsalomon@google.com | 25fb21f | 2011-06-21 18:17:25 +0000 | [diff] [blame] | 898 | fHWGeometryState.fVertexLayout = this->getGeomSrc().fVertexLayout; |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 899 | fHWGeometryState.fArrayPtrsDirty = false; |
| 900 | } |
| 901 | |
bsalomon@google.com | 86c1f71 | 2011-10-12 14:54:26 +0000 | [diff] [blame] | 902 | void GrGpuGLShaders::buildProgram(GrPrimitiveType type, |
| 903 | BlendOptFlags blendOpts, |
| 904 | GrBlendCoeff dstCoeff) { |
bsalomon@google.com | 1e257a5 | 2011-07-06 19:52:16 +0000 | [diff] [blame] | 905 | ProgramDesc& desc = fCurrentProgram.fProgramDesc; |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 906 | const GrDrawState& drawState = this->getDrawState(); |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 907 | |
bsalomon@google.com | 86c1f71 | 2011-10-12 14:54:26 +0000 | [diff] [blame] | 908 | // This should already have been caught |
| 909 | GrAssert(!(kSkipDraw_BlendOptFlag & blendOpts)); |
| 910 | |
| 911 | bool skipCoverage = SkToBool(blendOpts & kEmitTransBlack_BlendOptFlag); |
| 912 | |
| 913 | bool skipColor = SkToBool(blendOpts & (kEmitTransBlack_BlendOptFlag | |
| 914 | kEmitCoverage_BlendOptFlag)); |
| 915 | |
bsalomon@google.com | aeb2160 | 2011-08-30 18:13:44 +0000 | [diff] [blame] | 916 | // The descriptor is used as a cache key. Thus when a field of the |
| 917 | // descriptor will not affect program generation (because of the vertex |
| 918 | // layout in use or other descriptor field settings) it should be set |
| 919 | // to a canonical value to avoid duplicate programs with different keys. |
| 920 | |
bsalomon@google.com | 4be283f | 2011-04-19 21:15:09 +0000 | [diff] [blame] | 921 | // Must initialize all fields or cache will have false negatives! |
bsalomon@google.com | 25fb21f | 2011-06-21 18:17:25 +0000 | [diff] [blame] | 922 | desc.fVertexLayout = this->getGeomSrc().fVertexLayout; |
bsalomon@google.com | 4be283f | 2011-04-19 21:15:09 +0000 | [diff] [blame] | 923 | |
| 924 | desc.fEmitsPointSize = kPoints_PrimitiveType == type; |
| 925 | |
bsalomon@google.com | 86c1f71 | 2011-10-12 14:54:26 +0000 | [diff] [blame] | 926 | bool requiresAttributeColors = |
| 927 | !skipColor && SkToBool(desc.fVertexLayout & kColor_VertexLayoutBit); |
bsalomon@google.com | 85b505b | 2011-11-07 14:56:51 +0000 | [diff] [blame] | 928 | // fColorInput records how colors are specified for the program. Strip |
bsalomon@google.com | 4be283f | 2011-04-19 21:15:09 +0000 | [diff] [blame] | 929 | // the bit from the layout to avoid false negatives when searching for an |
| 930 | // existing program in the cache. |
| 931 | desc.fVertexLayout &= ~(kColor_VertexLayoutBit); |
| 932 | |
bsalomon@google.com | 86c1f71 | 2011-10-12 14:54:26 +0000 | [diff] [blame] | 933 | desc.fColorFilterXfermode = skipColor ? |
| 934 | SkXfermode::kDst_Mode : |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 935 | drawState.getColorFilterMode(); |
bsalomon@google.com | f2d9155 | 2011-05-16 20:56:06 +0000 | [diff] [blame] | 936 | |
senorblanco@chromium.org | 50bdad8 | 2012-01-03 20:51:57 +0000 | [diff] [blame] | 937 | desc.fColorMatrixEnabled = drawState.isStateFlagEnabled(GrDrawState::kColorMatrix_StateBit); |
| 938 | |
bsalomon@google.com | 86c1f71 | 2011-10-12 14:54:26 +0000 | [diff] [blame] | 939 | // no reason to do edge aa or look at per-vertex coverage if coverage is |
| 940 | // ignored |
| 941 | if (skipCoverage) { |
| 942 | desc.fVertexLayout &= ~(kEdge_VertexLayoutBit | |
| 943 | kCoverage_VertexLayoutBit); |
| 944 | } |
| 945 | |
| 946 | bool colorIsTransBlack = SkToBool(blendOpts & kEmitTransBlack_BlendOptFlag); |
| 947 | bool colorIsSolidWhite = (blendOpts & kEmitCoverage_BlendOptFlag) || |
| 948 | (!requiresAttributeColors && |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 949 | 0xffffffff == drawState.getColor()); |
bsalomon@google.com | 86c1f71 | 2011-10-12 14:54:26 +0000 | [diff] [blame] | 950 | if (GR_AGGRESSIVE_SHADER_OPTS && colorIsTransBlack) { |
bsalomon@google.com | 85b505b | 2011-11-07 14:56:51 +0000 | [diff] [blame] | 951 | desc.fColorInput = ProgramDesc::kTransBlack_ColorInput; |
bsalomon@google.com | 86c1f71 | 2011-10-12 14:54:26 +0000 | [diff] [blame] | 952 | } else if (GR_AGGRESSIVE_SHADER_OPTS && colorIsSolidWhite) { |
bsalomon@google.com | 85b505b | 2011-11-07 14:56:51 +0000 | [diff] [blame] | 953 | desc.fColorInput = ProgramDesc::kSolidWhite_ColorInput; |
bsalomon@google.com | 86c1f71 | 2011-10-12 14:54:26 +0000 | [diff] [blame] | 954 | } else if (GR_GL_NO_CONSTANT_ATTRIBUTES && !requiresAttributeColors) { |
bsalomon@google.com | 85b505b | 2011-11-07 14:56:51 +0000 | [diff] [blame] | 955 | desc.fColorInput = ProgramDesc::kUniform_ColorInput; |
bsalomon@google.com | 86c1f71 | 2011-10-12 14:54:26 +0000 | [diff] [blame] | 956 | } else { |
bsalomon@google.com | 85b505b | 2011-11-07 14:56:51 +0000 | [diff] [blame] | 957 | desc.fColorInput = ProgramDesc::kAttribute_ColorInput; |
bsalomon@google.com | 4be283f | 2011-04-19 21:15:09 +0000 | [diff] [blame] | 958 | } |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 959 | |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 960 | desc.fEdgeAANumEdges = skipCoverage ? 0 : drawState.getNumAAEdges(); |
bsalomon@google.com | 86c1f71 | 2011-10-12 14:54:26 +0000 | [diff] [blame] | 961 | desc.fEdgeAAConcave = desc.fEdgeAANumEdges > 0 && |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 962 | drawState.isConcaveEdgeAAState(); |
senorblanco@chromium.org | 92e0f22 | 2011-05-12 15:49:15 +0000 | [diff] [blame] | 963 | |
bsalomon@google.com | 271cffc | 2011-05-20 14:13:56 +0000 | [diff] [blame] | 964 | int lastEnabledStage = -1; |
| 965 | |
bsalomon@google.com | 86c1f71 | 2011-10-12 14:54:26 +0000 | [diff] [blame] | 966 | if (!skipCoverage && (desc.fVertexLayout & |
| 967 | GrDrawTarget::kEdge_VertexLayoutBit)) { |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 968 | desc.fVertexEdgeType = drawState.getVertexEdgeType(); |
bsalomon@google.com | aeb2160 | 2011-08-30 18:13:44 +0000 | [diff] [blame] | 969 | } else { |
| 970 | // use canonical value when not set to avoid cache misses |
tomhudson@google.com | 9381363 | 2011-10-27 20:21:16 +0000 | [diff] [blame] | 971 | desc.fVertexEdgeType = GrDrawState::kHairLine_EdgeType; |
bsalomon@google.com | aeb2160 | 2011-08-30 18:13:44 +0000 | [diff] [blame] | 972 | } |
| 973 | |
bsalomon@google.com | 88939ae | 2011-12-14 15:58:11 +0000 | [diff] [blame] | 974 | for (int s = 0; s < GrDrawState::kNumStages; ++s) { |
bsalomon@google.com | 1e257a5 | 2011-07-06 19:52:16 +0000 | [diff] [blame] | 975 | StageDesc& stage = desc.fStages[s]; |
bsalomon@google.com | 88939ae | 2011-12-14 15:58:11 +0000 | [diff] [blame] | 976 | |
| 977 | stage.fOptFlags = 0; |
| 978 | stage.setEnabled(this->isStageEnabled(s)); |
| 979 | |
| 980 | bool skip = s < drawState.getFirstCoverageStage() ? skipColor : |
| 981 | skipCoverage; |
| 982 | |
| 983 | if (!skip && stage.isEnabled()) { |
| 984 | lastEnabledStage = s; |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 985 | const GrGLTexture* texture = |
| 986 | static_cast<const GrGLTexture*>(drawState.getTexture(s)); |
bsalomon@google.com | 88939ae | 2011-12-14 15:58:11 +0000 | [diff] [blame] | 987 | GrAssert(NULL != texture); |
| 988 | const GrSamplerState& sampler = drawState.getSampler(s); |
| 989 | // we matrix to invert when orientation is TopDown, so make sure |
| 990 | // we aren't in that case before flagging as identity. |
| 991 | if (TextureMatrixIsIdentity(texture, sampler)) { |
| 992 | stage.fOptFlags |= StageDesc::kIdentityMatrix_OptFlagBit; |
| 993 | } else if (!sampler.getMatrix().hasPerspective()) { |
| 994 | stage.fOptFlags |= StageDesc::kNoPerspective_OptFlagBit; |
| 995 | } |
| 996 | switch (sampler.getSampleMode()) { |
| 997 | case GrSamplerState::kNormal_SampleMode: |
| 998 | stage.fCoordMapping = StageDesc::kIdentity_CoordMapping; |
| 999 | break; |
| 1000 | case GrSamplerState::kRadial_SampleMode: |
| 1001 | stage.fCoordMapping = StageDesc::kRadialGradient_CoordMapping; |
| 1002 | break; |
| 1003 | case GrSamplerState::kRadial2_SampleMode: |
| 1004 | if (sampler.radial2IsDegenerate()) { |
| 1005 | stage.fCoordMapping = |
| 1006 | StageDesc::kRadial2GradientDegenerate_CoordMapping; |
| 1007 | } else { |
| 1008 | stage.fCoordMapping = |
| 1009 | StageDesc::kRadial2Gradient_CoordMapping; |
| 1010 | } |
| 1011 | break; |
| 1012 | case GrSamplerState::kSweep_SampleMode: |
| 1013 | stage.fCoordMapping = StageDesc::kSweepGradient_CoordMapping; |
| 1014 | break; |
| 1015 | default: |
| 1016 | GrCrash("Unexpected sample mode!"); |
| 1017 | break; |
| 1018 | } |
| 1019 | |
| 1020 | switch (sampler.getFilter()) { |
| 1021 | // these both can use a regular texture2D() |
| 1022 | case GrSamplerState::kNearest_Filter: |
| 1023 | case GrSamplerState::kBilinear_Filter: |
| 1024 | stage.fFetchMode = StageDesc::kSingle_FetchMode; |
| 1025 | break; |
| 1026 | // performs 4 texture2D()s |
| 1027 | case GrSamplerState::k4x4Downsample_Filter: |
| 1028 | stage.fFetchMode = StageDesc::k2x2_FetchMode; |
| 1029 | break; |
| 1030 | // performs fKernelWidth texture2D()s |
| 1031 | case GrSamplerState::kConvolution_Filter: |
| 1032 | stage.fFetchMode = StageDesc::kConvolution_FetchMode; |
| 1033 | break; |
| 1034 | default: |
| 1035 | GrCrash("Unexpected filter!"); |
| 1036 | break; |
| 1037 | } |
| 1038 | |
| 1039 | if (sampler.hasTextureDomain()) { |
| 1040 | GrAssert(GrSamplerState::kClamp_WrapMode == |
| 1041 | sampler.getWrapX() && |
| 1042 | GrSamplerState::kClamp_WrapMode == |
| 1043 | sampler.getWrapY()); |
| 1044 | stage.fOptFlags |= StageDesc::kCustomTextureDomain_OptFlagBit; |
| 1045 | } |
| 1046 | |
| 1047 | stage.fInConfigFlags = 0; |
| 1048 | if (!this->glCaps().fTextureSwizzleSupport) { |
| 1049 | if (GrPixelConfigIsAlphaOnly(texture->config())) { |
| 1050 | // if we don't have texture swizzle support then |
| 1051 | // the shader must do an alpha smear after reading |
| 1052 | // the texture |
| 1053 | stage.fInConfigFlags |= StageDesc::kSmearAlpha_InConfigFlag; |
| 1054 | } else if (sampler.swapsRAndB()) { |
| 1055 | stage.fInConfigFlags |= StageDesc::kSwapRAndB_InConfigFlag; |
| 1056 | } |
| 1057 | } |
| 1058 | if (GrPixelConfigIsUnpremultiplied(texture->config())) { |
| 1059 | stage.fInConfigFlags |= StageDesc::kMulRGBByAlpha_InConfigFlag; |
| 1060 | } |
| 1061 | |
| 1062 | if (sampler.getFilter() == GrSamplerState::kConvolution_Filter) { |
| 1063 | stage.fKernelWidth = sampler.getKernelWidth(); |
| 1064 | } else { |
| 1065 | stage.fKernelWidth = 0; |
| 1066 | } |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 1067 | } else { |
bsalomon@google.com | 88939ae | 2011-12-14 15:58:11 +0000 | [diff] [blame] | 1068 | stage.fOptFlags = 0; |
| 1069 | stage.fCoordMapping = (StageDesc::CoordMapping) 0; |
| 1070 | stage.fInConfigFlags = 0; |
| 1071 | stage.fFetchMode = (StageDesc::FetchMode) 0; |
| 1072 | stage.fKernelWidth = 0; |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 1073 | } |
| 1074 | } |
bsalomon@google.com | 271cffc | 2011-05-20 14:13:56 +0000 | [diff] [blame] | 1075 | |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 1076 | if (GrPixelConfigIsUnpremultiplied(drawState.getRenderTarget()->config())) { |
bsalomon@google.com | c436499 | 2011-11-07 15:54:49 +0000 | [diff] [blame] | 1077 | desc.fOutputPM = ProgramDesc::kNo_OutputPM; |
| 1078 | } else { |
| 1079 | desc.fOutputPM = ProgramDesc::kYes_OutputPM; |
| 1080 | } |
| 1081 | |
bsalomon@google.com | 1e257a5 | 2011-07-06 19:52:16 +0000 | [diff] [blame] | 1082 | desc.fDualSrcOutput = ProgramDesc::kNone_DualSrcOutput; |
bsalomon@google.com | edfe1aa | 2011-09-29 14:40:26 +0000 | [diff] [blame] | 1083 | |
| 1084 | // currently the experimental GS will only work with triangle prims |
| 1085 | // (and it doesn't do anything other than pass through values from |
| 1086 | // the VS to the FS anyway). |
| 1087 | #if 0 && GR_GL_EXPERIMENTAL_GS |
| 1088 | desc.fExperimentalGS = this->getCaps().fGeometryShaderSupport; |
| 1089 | #endif |
| 1090 | |
bsalomon@google.com | a310826 | 2011-10-10 14:08:47 +0000 | [diff] [blame] | 1091 | // we want to avoid generating programs with different "first cov stage" |
| 1092 | // values when they would compute the same result. |
| 1093 | // We set field in the desc to kNumStages when either there are no |
| 1094 | // coverage stages or the distinction between coverage and color is |
| 1095 | // immaterial. |
bsalomon@google.com | 88939ae | 2011-12-14 15:58:11 +0000 | [diff] [blame] | 1096 | int firstCoverageStage = GrDrawState::kNumStages; |
tomhudson@google.com | 9381363 | 2011-10-27 20:21:16 +0000 | [diff] [blame] | 1097 | desc.fFirstCoverageStage = GrDrawState::kNumStages; |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 1098 | bool hasCoverage = drawState.getFirstCoverageStage() <= lastEnabledStage; |
bsalomon@google.com | a310826 | 2011-10-10 14:08:47 +0000 | [diff] [blame] | 1099 | if (hasCoverage) { |
bsalomon@google.com | 8f9cbd6 | 2011-12-09 15:55:34 +0000 | [diff] [blame] | 1100 | firstCoverageStage = drawState.getFirstCoverageStage(); |
bsalomon@google.com | a310826 | 2011-10-10 14:08:47 +0000 | [diff] [blame] | 1101 | } |
| 1102 | |
| 1103 | // other coverage inputs |
| 1104 | if (!hasCoverage) { |
| 1105 | hasCoverage = |
| 1106 | desc.fEdgeAANumEdges || |
| 1107 | (desc.fVertexLayout & GrDrawTarget::kCoverage_VertexLayoutBit) || |
| 1108 | (desc.fVertexLayout & GrDrawTarget::kEdge_VertexLayoutBit); |
| 1109 | } |
| 1110 | |
| 1111 | if (hasCoverage) { |
bsalomon@google.com | 271cffc | 2011-05-20 14:13:56 +0000 | [diff] [blame] | 1112 | // color filter is applied between color/coverage computation |
| 1113 | if (SkXfermode::kDst_Mode != desc.fColorFilterXfermode) { |
bsalomon@google.com | a310826 | 2011-10-10 14:08:47 +0000 | [diff] [blame] | 1114 | desc.fFirstCoverageStage = firstCoverageStage; |
bsalomon@google.com | 271cffc | 2011-05-20 14:13:56 +0000 | [diff] [blame] | 1115 | } |
| 1116 | |
bsalomon@google.com | 86c1f71 | 2011-10-12 14:54:26 +0000 | [diff] [blame] | 1117 | if (this->getCaps().fDualSourceBlendingSupport && |
| 1118 | !(blendOpts & (kEmitCoverage_BlendOptFlag | |
| 1119 | kCoverageAsAlpha_BlendOptFlag))) { |
| 1120 | if (kZero_BlendCoeff == dstCoeff) { |
bsalomon@google.com | 271cffc | 2011-05-20 14:13:56 +0000 | [diff] [blame] | 1121 | // write the coverage value to second color |
bsalomon@google.com | 1e257a5 | 2011-07-06 19:52:16 +0000 | [diff] [blame] | 1122 | desc.fDualSrcOutput = ProgramDesc::kCoverage_DualSrcOutput; |
bsalomon@google.com | a310826 | 2011-10-10 14:08:47 +0000 | [diff] [blame] | 1123 | desc.fFirstCoverageStage = firstCoverageStage; |
bsalomon@google.com | 86c1f71 | 2011-10-12 14:54:26 +0000 | [diff] [blame] | 1124 | } else if (kSA_BlendCoeff == dstCoeff) { |
bsalomon@google.com | 271cffc | 2011-05-20 14:13:56 +0000 | [diff] [blame] | 1125 | // SA dst coeff becomes 1-(1-SA)*coverage when dst is partially |
| 1126 | // cover |
bsalomon@google.com | 1e257a5 | 2011-07-06 19:52:16 +0000 | [diff] [blame] | 1127 | desc.fDualSrcOutput = ProgramDesc::kCoverageISA_DualSrcOutput; |
bsalomon@google.com | a310826 | 2011-10-10 14:08:47 +0000 | [diff] [blame] | 1128 | desc.fFirstCoverageStage = firstCoverageStage; |
bsalomon@google.com | 86c1f71 | 2011-10-12 14:54:26 +0000 | [diff] [blame] | 1129 | } else if (kSC_BlendCoeff == dstCoeff) { |
bsalomon@google.com | 271cffc | 2011-05-20 14:13:56 +0000 | [diff] [blame] | 1130 | // SA dst coeff becomes 1-(1-SA)*coverage when dst is partially |
| 1131 | // cover |
bsalomon@google.com | 1e257a5 | 2011-07-06 19:52:16 +0000 | [diff] [blame] | 1132 | desc.fDualSrcOutput = ProgramDesc::kCoverageISC_DualSrcOutput; |
bsalomon@google.com | a310826 | 2011-10-10 14:08:47 +0000 | [diff] [blame] | 1133 | desc.fFirstCoverageStage = firstCoverageStage; |
bsalomon@google.com | 271cffc | 2011-05-20 14:13:56 +0000 | [diff] [blame] | 1134 | } |
| 1135 | } |
| 1136 | } |
junov@google.com | f93e717 | 2011-03-31 21:26:24 +0000 | [diff] [blame] | 1137 | } |