joshualitt | 4973d9d | 2014-11-08 09:24:25 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2014 Google Inc. |
| 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license that can be |
| 5 | * found in the LICENSE file. |
| 6 | */ |
| 7 | |
| 8 | #include "GrDefaultGeoProcFactory.h" |
| 9 | |
egdaniel | 605dd0f | 2014-11-12 08:35:25 -0800 | [diff] [blame] | 10 | #include "GrInvariantOutput.h" |
joshualitt | 2dd1ae0 | 2014-12-03 06:24:10 -0800 | [diff] [blame] | 11 | #include "gl/GrGLGeometryProcessor.h" |
| 12 | #include "gl/builders/GrGLProgramBuilder.h" |
joshualitt | 4973d9d | 2014-11-08 09:24:25 -0800 | [diff] [blame] | 13 | |
| 14 | /* |
| 15 | * The default Geometry Processor simply takes position and multiplies it by the uniform view |
| 16 | * matrix. It also leaves coverage untouched. Behind the scenes, we may add per vertex color or |
| 17 | * local coords. |
| 18 | */ |
joshualitt | b2aa7cb | 2015-08-05 11:05:22 -0700 | [diff] [blame^] | 19 | |
| 20 | enum GPFlag { |
| 21 | kColor_GPFlag = 0x1, |
| 22 | kLocalCoord_GPFlag = 0x2, |
| 23 | kCoverage_GPFlag= 0x4, |
| 24 | kTransformedLocalCoord_GPFlag = 0x8, |
| 25 | }; |
| 26 | |
joshualitt | 4973d9d | 2014-11-08 09:24:25 -0800 | [diff] [blame] | 27 | class DefaultGeoProc : public GrGeometryProcessor { |
| 28 | public: |
joshualitt | 8059eb9 | 2014-12-29 15:10:07 -0800 | [diff] [blame] | 29 | static GrGeometryProcessor* Create(uint32_t gpTypeFlags, |
| 30 | GrColor color, |
| 31 | const SkMatrix& viewMatrix, |
| 32 | const SkMatrix& localMatrix, |
bsalomon | 7765a47 | 2015-07-08 11:26:37 -0700 | [diff] [blame] | 33 | bool localCoordsWillBeRead, |
| 34 | bool coverageWillBeIgnored, |
joshualitt | 8059eb9 | 2014-12-29 15:10:07 -0800 | [diff] [blame] | 35 | uint8_t coverage) { |
| 36 | return SkNEW_ARGS(DefaultGeoProc, (gpTypeFlags, |
| 37 | color, |
| 38 | viewMatrix, |
| 39 | localMatrix, |
joshualitt | b8c241a | 2015-05-19 08:23:30 -0700 | [diff] [blame] | 40 | coverage, |
bsalomon | 7765a47 | 2015-07-08 11:26:37 -0700 | [diff] [blame] | 41 | localCoordsWillBeRead, |
| 42 | coverageWillBeIgnored)); |
joshualitt | 4973d9d | 2014-11-08 09:24:25 -0800 | [diff] [blame] | 43 | } |
| 44 | |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 45 | const char* name() const override { return "DefaultGeometryProcessor"; } |
joshualitt | 4973d9d | 2014-11-08 09:24:25 -0800 | [diff] [blame] | 46 | |
joshualitt | 71c9260 | 2015-01-14 08:12:47 -0800 | [diff] [blame] | 47 | const Attribute* inPosition() const { return fInPosition; } |
| 48 | const Attribute* inColor() const { return fInColor; } |
| 49 | const Attribute* inLocalCoords() const { return fInLocalCoords; } |
| 50 | const Attribute* inCoverage() const { return fInCoverage; } |
joshualitt | 88c23fc | 2015-05-13 14:18:07 -0700 | [diff] [blame] | 51 | GrColor color() const { return fColor; } |
joshualitt | b8c241a | 2015-05-19 08:23:30 -0700 | [diff] [blame] | 52 | bool colorIgnored() const { return GrColor_ILLEGAL == fColor; } |
| 53 | bool hasVertexColor() const { return SkToBool(fInColor); } |
joshualitt | e578a95 | 2015-05-14 10:09:13 -0700 | [diff] [blame] | 54 | const SkMatrix& viewMatrix() const { return fViewMatrix; } |
joshualitt | e3ababe | 2015-05-15 07:56:07 -0700 | [diff] [blame] | 55 | const SkMatrix& localMatrix() const { return fLocalMatrix; } |
bsalomon | 7765a47 | 2015-07-08 11:26:37 -0700 | [diff] [blame] | 56 | bool localCoordsWillBeRead() const { return fLocalCoordsWillBeRead; } |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 57 | uint8_t coverage() const { return fCoverage; } |
bsalomon | 7765a47 | 2015-07-08 11:26:37 -0700 | [diff] [blame] | 58 | bool coverageWillBeIgnored() const { return fCoverageWillBeIgnored; } |
joshualitt | b8c241a | 2015-05-19 08:23:30 -0700 | [diff] [blame] | 59 | bool hasVertexCoverage() const { return SkToBool(fInCoverage); } |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 60 | |
joshualitt | 4973d9d | 2014-11-08 09:24:25 -0800 | [diff] [blame] | 61 | class GLProcessor : public GrGLGeometryProcessor { |
| 62 | public: |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 63 | GLProcessor(const GrGeometryProcessor& gp, const GrBatchTracker&) |
joshualitt | 5559ca2 | 2015-05-21 15:50:36 -0700 | [diff] [blame] | 64 | : fViewMatrix(SkMatrix::InvalidMatrix()), fColor(GrColor_ILLEGAL), fCoverage(0xff) {} |
joshualitt | 4973d9d | 2014-11-08 09:24:25 -0800 | [diff] [blame] | 65 | |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 66 | void onEmitCode(EmitArgs& args, GrGPArgs* gpArgs) override { |
joshualitt | 2dd1ae0 | 2014-12-03 06:24:10 -0800 | [diff] [blame] | 67 | const DefaultGeoProc& gp = args.fGP.cast<DefaultGeoProc>(); |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 68 | GrGLGPBuilder* pb = args.fPB; |
robertphillips | 46d36f0 | 2015-01-18 08:14:14 -0800 | [diff] [blame] | 69 | GrGLVertexBuilder* vsBuilder = pb->getVertexShaderBuilder(); |
egdaniel | 29bee0f | 2015-04-29 11:54:42 -0700 | [diff] [blame] | 70 | GrGLFragmentBuilder* fs = args.fPB->getFragmentShaderBuilder(); |
joshualitt | 4973d9d | 2014-11-08 09:24:25 -0800 | [diff] [blame] | 71 | |
joshualitt | abb52a1 | 2015-01-13 15:02:10 -0800 | [diff] [blame] | 72 | // emit attributes |
robertphillips | 46d36f0 | 2015-01-18 08:14:14 -0800 | [diff] [blame] | 73 | vsBuilder->emitAttributes(gp); |
joshualitt | 2dd1ae0 | 2014-12-03 06:24:10 -0800 | [diff] [blame] | 74 | |
| 75 | // Setup pass through color |
joshualitt | b8c241a | 2015-05-19 08:23:30 -0700 | [diff] [blame] | 76 | if (!gp.colorIgnored()) { |
| 77 | if (gp.hasVertexColor()) { |
| 78 | pb->addPassThroughAttribute(gp.inColor(), args.fOutputColor); |
| 79 | } else { |
| 80 | this->setupUniformColor(pb, args.fOutputColor, &fColorUniform); |
| 81 | } |
| 82 | } |
| 83 | |
joshualitt | abb52a1 | 2015-01-13 15:02:10 -0800 | [diff] [blame] | 84 | // Setup position |
joshualitt | 5559ca2 | 2015-05-21 15:50:36 -0700 | [diff] [blame] | 85 | this->setupPosition(pb, gpArgs, gp.inPosition()->fName, gp.viewMatrix(), |
| 86 | &fViewMatrixUniform); |
joshualitt | 4973d9d | 2014-11-08 09:24:25 -0800 | [diff] [blame] | 87 | |
joshualitt | b2aa7cb | 2015-08-05 11:05:22 -0700 | [diff] [blame^] | 88 | if (gp.hasExplicitLocalCoords()) { |
joshualitt | abb52a1 | 2015-01-13 15:02:10 -0800 | [diff] [blame] | 89 | // emit transforms with explicit local coords |
robertphillips | 46d36f0 | 2015-01-18 08:14:14 -0800 | [diff] [blame] | 90 | this->emitTransforms(pb, gpArgs->fPositionVar, gp.inLocalCoords()->fName, |
joshualitt | abb52a1 | 2015-01-13 15:02:10 -0800 | [diff] [blame] | 91 | gp.localMatrix(), args.fTransformsIn, args.fTransformsOut); |
joshualitt | b2aa7cb | 2015-08-05 11:05:22 -0700 | [diff] [blame^] | 92 | } else if(gp.hasTransformedLocalCoords()) { |
| 93 | // transforms have already been applied to vertex attributes on the cpu |
| 94 | this->emitTransforms(pb, gp.inLocalCoords()->fName, |
| 95 | args.fTransformsIn, args.fTransformsOut); |
joshualitt | abb52a1 | 2015-01-13 15:02:10 -0800 | [diff] [blame] | 96 | } else { |
| 97 | // emit transforms with position |
robertphillips | 46d36f0 | 2015-01-18 08:14:14 -0800 | [diff] [blame] | 98 | this->emitTransforms(pb, gpArgs->fPositionVar, gp.inPosition()->fName, |
joshualitt | abb52a1 | 2015-01-13 15:02:10 -0800 | [diff] [blame] | 99 | gp.localMatrix(), args.fTransformsIn, args.fTransformsOut); |
| 100 | } |
| 101 | |
joshualitt | 2dd1ae0 | 2014-12-03 06:24:10 -0800 | [diff] [blame] | 102 | // Setup coverage as pass through |
bsalomon | 7765a47 | 2015-07-08 11:26:37 -0700 | [diff] [blame] | 103 | if (!gp.coverageWillBeIgnored()) { |
joshualitt | b8c241a | 2015-05-19 08:23:30 -0700 | [diff] [blame] | 104 | if (gp.hasVertexCoverage()) { |
| 105 | fs->codeAppendf("float alpha = 1.0;"); |
| 106 | args.fPB->addPassThroughAttribute(gp.inCoverage(), "alpha"); |
| 107 | fs->codeAppendf("%s = vec4(alpha);", args.fOutputCoverage); |
| 108 | } else if (gp.coverage() == 0xff) { |
| 109 | fs->codeAppendf("%s = vec4(1);", args.fOutputCoverage); |
| 110 | } else { |
| 111 | const char* fragCoverage; |
| 112 | fCoverageUniform = pb->addUniform(GrGLProgramBuilder::kFragment_Visibility, |
| 113 | kFloat_GrSLType, |
| 114 | kDefault_GrSLPrecision, |
| 115 | "Coverage", |
| 116 | &fragCoverage); |
| 117 | fs->codeAppendf("%s = vec4(%s);", args.fOutputCoverage, fragCoverage); |
| 118 | } |
joshualitt | 2dd1ae0 | 2014-12-03 06:24:10 -0800 | [diff] [blame] | 119 | } |
joshualitt | 4973d9d | 2014-11-08 09:24:25 -0800 | [diff] [blame] | 120 | } |
| 121 | |
joshualitt | 87f48d9 | 2014-12-04 10:41:40 -0800 | [diff] [blame] | 122 | static inline void GenKey(const GrGeometryProcessor& gp, |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 123 | const GrBatchTracker& bt, |
jvanverth | cfc1886 | 2015-04-28 08:48:20 -0700 | [diff] [blame] | 124 | const GrGLSLCaps&, |
joshualitt | 87f48d9 | 2014-12-04 10:41:40 -0800 | [diff] [blame] | 125 | GrProcessorKeyBuilder* b) { |
joshualitt | 2dd1ae0 | 2014-12-03 06:24:10 -0800 | [diff] [blame] | 126 | const DefaultGeoProc& def = gp.cast<DefaultGeoProc>(); |
joshualitt | 8fc6c2d | 2014-12-22 15:27:05 -0800 | [diff] [blame] | 127 | uint32_t key = def.fFlags; |
joshualitt | b8c241a | 2015-05-19 08:23:30 -0700 | [diff] [blame] | 128 | key |= def.colorIgnored() << 8; |
bsalomon | 7765a47 | 2015-07-08 11:26:37 -0700 | [diff] [blame] | 129 | key |= def.coverageWillBeIgnored() << 9; |
joshualitt | b8c241a | 2015-05-19 08:23:30 -0700 | [diff] [blame] | 130 | key |= def.hasVertexColor() << 10; |
| 131 | key |= def.hasVertexCoverage() << 11; |
| 132 | key |= def.coverage() == 0xff ? 0x1 << 12 : 0; |
bsalomon | 7765a47 | 2015-07-08 11:26:37 -0700 | [diff] [blame] | 133 | key |= def.localCoordsWillBeRead() && def.localMatrix().hasPerspective() ? 0x1 << 24 : |
| 134 | 0x0; |
joshualitt | e578a95 | 2015-05-14 10:09:13 -0700 | [diff] [blame] | 135 | key |= ComputePosKey(def.viewMatrix()) << 25; |
joshualitt | 8fc6c2d | 2014-12-22 15:27:05 -0800 | [diff] [blame] | 136 | b->add32(key); |
joshualitt | 2dd1ae0 | 2014-12-03 06:24:10 -0800 | [diff] [blame] | 137 | } |
joshualitt | 4973d9d | 2014-11-08 09:24:25 -0800 | [diff] [blame] | 138 | |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 139 | virtual void setData(const GrGLProgramDataManager& pdman, |
| 140 | const GrPrimitiveProcessor& gp, |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 141 | const GrBatchTracker& bt) override { |
joshualitt | e578a95 | 2015-05-14 10:09:13 -0700 | [diff] [blame] | 142 | const DefaultGeoProc& dgp = gp.cast<DefaultGeoProc>(); |
joshualitt | 5559ca2 | 2015-05-21 15:50:36 -0700 | [diff] [blame] | 143 | |
| 144 | if (!dgp.viewMatrix().isIdentity() && !fViewMatrix.cheapEqualTo(dgp.viewMatrix())) { |
| 145 | fViewMatrix = dgp.viewMatrix(); |
| 146 | GrGLfloat viewMatrix[3 * 3]; |
| 147 | GrGLGetMatrix<3>(viewMatrix, fViewMatrix); |
| 148 | pdman.setMatrix3f(fViewMatrixUniform, viewMatrix); |
| 149 | } |
joshualitt | ee2af95 | 2014-12-30 09:04:15 -0800 | [diff] [blame] | 150 | |
joshualitt | b8c241a | 2015-05-19 08:23:30 -0700 | [diff] [blame] | 151 | if (dgp.color() != fColor && !dgp.hasVertexColor()) { |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 152 | GrGLfloat c[4]; |
joshualitt | b8c241a | 2015-05-19 08:23:30 -0700 | [diff] [blame] | 153 | GrColorToRGBAFloat(dgp.color(), c); |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 154 | pdman.set4fv(fColorUniform, 1, c); |
joshualitt | b8c241a | 2015-05-19 08:23:30 -0700 | [diff] [blame] | 155 | fColor = dgp.color(); |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 156 | } |
joshualitt | b8c241a | 2015-05-19 08:23:30 -0700 | [diff] [blame] | 157 | |
bsalomon | 7765a47 | 2015-07-08 11:26:37 -0700 | [diff] [blame] | 158 | if (!dgp.coverageWillBeIgnored() && |
| 159 | dgp.coverage() != fCoverage && !dgp.hasVertexCoverage()) { |
joshualitt | b8c241a | 2015-05-19 08:23:30 -0700 | [diff] [blame] | 160 | pdman.set1f(fCoverageUniform, GrNormalizeByteToFloat(dgp.coverage())); |
| 161 | fCoverage = dgp.coverage(); |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 162 | } |
| 163 | } |
joshualitt | 4973d9d | 2014-11-08 09:24:25 -0800 | [diff] [blame] | 164 | |
joshualitt | e3ababe | 2015-05-15 07:56:07 -0700 | [diff] [blame] | 165 | void setTransformData(const GrPrimitiveProcessor& primProc, |
| 166 | const GrGLProgramDataManager& pdman, |
| 167 | int index, |
| 168 | const SkTArray<const GrCoordTransform*, true>& transforms) override { |
| 169 | this->setTransformDataHelper<DefaultGeoProc>(primProc, pdman, index, transforms); |
| 170 | } |
| 171 | |
joshualitt | 4973d9d | 2014-11-08 09:24:25 -0800 | [diff] [blame] | 172 | private: |
joshualitt | 5559ca2 | 2015-05-21 15:50:36 -0700 | [diff] [blame] | 173 | SkMatrix fViewMatrix; |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 174 | GrColor fColor; |
| 175 | uint8_t fCoverage; |
joshualitt | 5559ca2 | 2015-05-21 15:50:36 -0700 | [diff] [blame] | 176 | UniformHandle fViewMatrixUniform; |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 177 | UniformHandle fColorUniform; |
| 178 | UniformHandle fCoverageUniform; |
| 179 | |
joshualitt | 4973d9d | 2014-11-08 09:24:25 -0800 | [diff] [blame] | 180 | typedef GrGLGeometryProcessor INHERITED; |
| 181 | }; |
| 182 | |
joshualitt | eb2a676 | 2014-12-04 11:35:33 -0800 | [diff] [blame] | 183 | virtual void getGLProcessorKey(const GrBatchTracker& bt, |
jvanverth | cfc1886 | 2015-04-28 08:48:20 -0700 | [diff] [blame] | 184 | const GrGLSLCaps& caps, |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 185 | GrProcessorKeyBuilder* b) const override { |
joshualitt | eb2a676 | 2014-12-04 11:35:33 -0800 | [diff] [blame] | 186 | GLProcessor::GenKey(*this, bt, caps, b); |
| 187 | } |
| 188 | |
joshualitt | abb52a1 | 2015-01-13 15:02:10 -0800 | [diff] [blame] | 189 | virtual GrGLPrimitiveProcessor* createGLInstance(const GrBatchTracker& bt, |
jvanverth | cfc1886 | 2015-04-28 08:48:20 -0700 | [diff] [blame] | 190 | const GrGLSLCaps&) const override { |
joshualitt | eb2a676 | 2014-12-04 11:35:33 -0800 | [diff] [blame] | 191 | return SkNEW_ARGS(GLProcessor, (*this, bt)); |
| 192 | } |
| 193 | |
joshualitt | 4973d9d | 2014-11-08 09:24:25 -0800 | [diff] [blame] | 194 | private: |
joshualitt | 8059eb9 | 2014-12-29 15:10:07 -0800 | [diff] [blame] | 195 | DefaultGeoProc(uint32_t gpTypeFlags, |
| 196 | GrColor color, |
| 197 | const SkMatrix& viewMatrix, |
| 198 | const SkMatrix& localMatrix, |
joshualitt | b8c241a | 2015-05-19 08:23:30 -0700 | [diff] [blame] | 199 | uint8_t coverage, |
bsalomon | 7765a47 | 2015-07-08 11:26:37 -0700 | [diff] [blame] | 200 | bool localCoordsWillBeRead, |
| 201 | bool coverageWillBeIgnored) |
joshualitt | e3ababe | 2015-05-15 07:56:07 -0700 | [diff] [blame] | 202 | : fInPosition(NULL) |
joshualitt | 2dd1ae0 | 2014-12-03 06:24:10 -0800 | [diff] [blame] | 203 | , fInColor(NULL) |
| 204 | , fInLocalCoords(NULL) |
| 205 | , fInCoverage(NULL) |
joshualitt | 88c23fc | 2015-05-13 14:18:07 -0700 | [diff] [blame] | 206 | , fColor(color) |
joshualitt | e578a95 | 2015-05-14 10:09:13 -0700 | [diff] [blame] | 207 | , fViewMatrix(viewMatrix) |
joshualitt | e3ababe | 2015-05-15 07:56:07 -0700 | [diff] [blame] | 208 | , fLocalMatrix(localMatrix) |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 209 | , fCoverage(coverage) |
joshualitt | b8c241a | 2015-05-19 08:23:30 -0700 | [diff] [blame] | 210 | , fFlags(gpTypeFlags) |
bsalomon | 7765a47 | 2015-07-08 11:26:37 -0700 | [diff] [blame] | 211 | , fLocalCoordsWillBeRead(localCoordsWillBeRead) |
| 212 | , fCoverageWillBeIgnored(coverageWillBeIgnored) { |
joshualitt | eb2a676 | 2014-12-04 11:35:33 -0800 | [diff] [blame] | 213 | this->initClassID<DefaultGeoProc>(); |
joshualitt | b2aa7cb | 2015-08-05 11:05:22 -0700 | [diff] [blame^] | 214 | bool hasColor = SkToBool(gpTypeFlags & kColor_GPFlag); |
| 215 | bool hasExplicitLocalCoords = SkToBool(gpTypeFlags & kLocalCoord_GPFlag); |
| 216 | bool hasTransformedLocalCoords = SkToBool(gpTypeFlags & kTransformedLocalCoord_GPFlag); |
| 217 | bool hasLocalCoord = hasExplicitLocalCoords || hasTransformedLocalCoords; |
| 218 | bool hasCoverage = SkToBool(gpTypeFlags & kCoverage_GPFlag); |
senorblanco | f2539d5 | 2015-05-20 14:03:42 -0700 | [diff] [blame] | 219 | fInPosition = &this->addVertexAttrib(Attribute("inPosition", kVec2f_GrVertexAttribType, |
| 220 | kHigh_GrSLPrecision)); |
joshualitt | 2dd1ae0 | 2014-12-03 06:24:10 -0800 | [diff] [blame] | 221 | if (hasColor) { |
joshualitt | 71c9260 | 2015-01-14 08:12:47 -0800 | [diff] [blame] | 222 | fInColor = &this->addVertexAttrib(Attribute("inColor", kVec4ub_GrVertexAttribType)); |
joshualitt | 2dd1ae0 | 2014-12-03 06:24:10 -0800 | [diff] [blame] | 223 | } |
| 224 | if (hasLocalCoord) { |
joshualitt | 71c9260 | 2015-01-14 08:12:47 -0800 | [diff] [blame] | 225 | fInLocalCoords = &this->addVertexAttrib(Attribute("inLocalCoord", |
joshualitt | b8c241a | 2015-05-19 08:23:30 -0700 | [diff] [blame] | 226 | kVec2f_GrVertexAttribType)); |
joshualitt | b2aa7cb | 2015-08-05 11:05:22 -0700 | [diff] [blame^] | 227 | if (hasExplicitLocalCoords) { |
| 228 | this->setHasExplicitLocalCoords(); |
| 229 | } else { |
| 230 | SkASSERT(hasTransformedLocalCoords); |
| 231 | this->setHasTransformedLocalCoords(); |
| 232 | } |
joshualitt | 2dd1ae0 | 2014-12-03 06:24:10 -0800 | [diff] [blame] | 233 | } |
| 234 | if (hasCoverage) { |
joshualitt | 71c9260 | 2015-01-14 08:12:47 -0800 | [diff] [blame] | 235 | fInCoverage = &this->addVertexAttrib(Attribute("inCoverage", |
bsalomon | 7765a47 | 2015-07-08 11:26:37 -0700 | [diff] [blame] | 236 | kFloat_GrVertexAttribType)); |
joshualitt | 2dd1ae0 | 2014-12-03 06:24:10 -0800 | [diff] [blame] | 237 | } |
| 238 | } |
joshualitt | 4973d9d | 2014-11-08 09:24:25 -0800 | [diff] [blame] | 239 | |
joshualitt | 71c9260 | 2015-01-14 08:12:47 -0800 | [diff] [blame] | 240 | const Attribute* fInPosition; |
| 241 | const Attribute* fInColor; |
| 242 | const Attribute* fInLocalCoords; |
| 243 | const Attribute* fInCoverage; |
joshualitt | 88c23fc | 2015-05-13 14:18:07 -0700 | [diff] [blame] | 244 | GrColor fColor; |
joshualitt | e578a95 | 2015-05-14 10:09:13 -0700 | [diff] [blame] | 245 | SkMatrix fViewMatrix; |
joshualitt | e3ababe | 2015-05-15 07:56:07 -0700 | [diff] [blame] | 246 | SkMatrix fLocalMatrix; |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 247 | uint8_t fCoverage; |
joshualitt | 2dd1ae0 | 2014-12-03 06:24:10 -0800 | [diff] [blame] | 248 | uint32_t fFlags; |
bsalomon | 7765a47 | 2015-07-08 11:26:37 -0700 | [diff] [blame] | 249 | bool fLocalCoordsWillBeRead; |
| 250 | bool fCoverageWillBeIgnored; |
joshualitt | 4973d9d | 2014-11-08 09:24:25 -0800 | [diff] [blame] | 251 | |
joshualitt | 2dd1ae0 | 2014-12-03 06:24:10 -0800 | [diff] [blame] | 252 | GR_DECLARE_GEOMETRY_PROCESSOR_TEST; |
joshualitt | 5478d42 | 2014-11-14 16:00:38 -0800 | [diff] [blame] | 253 | |
joshualitt | 2e3b3e3 | 2014-12-09 13:31:14 -0800 | [diff] [blame] | 254 | typedef GrGeometryProcessor INHERITED; |
joshualitt | 4973d9d | 2014-11-08 09:24:25 -0800 | [diff] [blame] | 255 | }; |
| 256 | |
| 257 | GR_DEFINE_GEOMETRY_PROCESSOR_TEST(DefaultGeoProc); |
| 258 | |
joshualitt | 0067ff5 | 2015-07-08 14:26:19 -0700 | [diff] [blame] | 259 | GrGeometryProcessor* DefaultGeoProc::TestCreate(GrProcessorTestData* d) { |
joshualitt | 2dd1ae0 | 2014-12-03 06:24:10 -0800 | [diff] [blame] | 260 | uint32_t flags = 0; |
joshualitt | 0067ff5 | 2015-07-08 14:26:19 -0700 | [diff] [blame] | 261 | if (d->fRandom->nextBool()) { |
joshualitt | b2aa7cb | 2015-08-05 11:05:22 -0700 | [diff] [blame^] | 262 | flags |= kColor_GPFlag; |
joshualitt | 4973d9d | 2014-11-08 09:24:25 -0800 | [diff] [blame] | 263 | } |
joshualitt | 0067ff5 | 2015-07-08 14:26:19 -0700 | [diff] [blame] | 264 | if (d->fRandom->nextBool()) { |
joshualitt | b2aa7cb | 2015-08-05 11:05:22 -0700 | [diff] [blame^] | 265 | flags |= kCoverage_GPFlag; |
joshualitt | 4973d9d | 2014-11-08 09:24:25 -0800 | [diff] [blame] | 266 | } |
joshualitt | 0067ff5 | 2015-07-08 14:26:19 -0700 | [diff] [blame] | 267 | if (d->fRandom->nextBool()) { |
joshualitt | b2aa7cb | 2015-08-05 11:05:22 -0700 | [diff] [blame^] | 268 | flags |= kLocalCoord_GPFlag; |
| 269 | } |
| 270 | if (d->fRandom->nextBool()) { |
| 271 | flags |= kTransformedLocalCoord_GPFlag; |
joshualitt | 2dd1ae0 | 2014-12-03 06:24:10 -0800 | [diff] [blame] | 272 | } |
| 273 | |
joshualitt | 8059eb9 | 2014-12-29 15:10:07 -0800 | [diff] [blame] | 274 | return DefaultGeoProc::Create(flags, |
joshualitt | 0067ff5 | 2015-07-08 14:26:19 -0700 | [diff] [blame] | 275 | GrRandomColor(d->fRandom), |
| 276 | GrTest::TestMatrix(d->fRandom), |
| 277 | GrTest::TestMatrix(d->fRandom), |
| 278 | d->fRandom->nextBool(), |
| 279 | d->fRandom->nextBool(), |
| 280 | GrRandomCoverage(d->fRandom)); |
joshualitt | 4973d9d | 2014-11-08 09:24:25 -0800 | [diff] [blame] | 281 | } |
| 282 | |
joshualitt | e9d6095 | 2015-07-27 12:13:14 -0700 | [diff] [blame] | 283 | const GrGeometryProcessor* GrDefaultGeoProcFactory::Create(const Color& color, |
| 284 | const Coverage& coverage, |
joshualitt | 0d986d8 | 2015-07-28 10:01:18 -0700 | [diff] [blame] | 285 | const LocalCoords& localCoords, |
| 286 | const SkMatrix& viewMatrix) { |
joshualitt | e9d6095 | 2015-07-27 12:13:14 -0700 | [diff] [blame] | 287 | uint32_t flags = 0; |
joshualitt | b2aa7cb | 2015-08-05 11:05:22 -0700 | [diff] [blame^] | 288 | flags |= color.fType == Color::kAttribute_Type ? kColor_GPFlag : 0; |
| 289 | flags |= coverage.fType == Coverage::kAttribute_Type ? kCoverage_GPFlag : 0; |
| 290 | flags |= localCoords.fType == LocalCoords::kHasExplicit_Type ? kLocalCoord_GPFlag : 0; |
| 291 | flags |= localCoords.fType == LocalCoords::kHasTransformed_Type ? |
| 292 | kTransformedLocalCoord_GPFlag : 0; |
joshualitt | e9d6095 | 2015-07-27 12:13:14 -0700 | [diff] [blame] | 293 | |
| 294 | uint8_t inCoverage = coverage.fCoverage; |
| 295 | bool coverageWillBeIgnored = coverage.fType == Coverage::kNone_Type; |
joshualitt | 0d986d8 | 2015-07-28 10:01:18 -0700 | [diff] [blame] | 296 | bool localCoordsWillBeRead = localCoords.fType != LocalCoords::kUnused_Type; |
joshualitt | e9d6095 | 2015-07-27 12:13:14 -0700 | [diff] [blame] | 297 | |
| 298 | GrColor inColor = color.fColor; |
| 299 | return DefaultGeoProc::Create(flags, |
| 300 | inColor, |
| 301 | viewMatrix, |
joshualitt | 0d986d8 | 2015-07-28 10:01:18 -0700 | [diff] [blame] | 302 | localCoords.fMatrix ? *localCoords.fMatrix : SkMatrix::I(), |
joshualitt | e9d6095 | 2015-07-27 12:13:14 -0700 | [diff] [blame] | 303 | localCoordsWillBeRead, |
| 304 | coverageWillBeIgnored, |
| 305 | inCoverage); |
| 306 | } |
joshualitt | 0d986d8 | 2015-07-28 10:01:18 -0700 | [diff] [blame] | 307 | |
| 308 | const GrGeometryProcessor* GrDefaultGeoProcFactory::CreateForDeviceSpace( |
| 309 | const Color& color, |
| 310 | const Coverage& coverage, |
| 311 | const LocalCoords& localCoords, |
| 312 | const SkMatrix& viewMatrix) { |
joshualitt | 0d986d8 | 2015-07-28 10:01:18 -0700 | [diff] [blame] | 313 | SkMatrix invert = SkMatrix::I(); |
joshualitt | df0c557 | 2015-08-03 11:35:28 -0700 | [diff] [blame] | 314 | if (LocalCoords::kUnused_Type != localCoords.fType) { |
| 315 | SkASSERT(LocalCoords::kUsePosition_Type == localCoords.fType); |
| 316 | if (!viewMatrix.isIdentity() && !viewMatrix.invert(&invert)) { |
| 317 | SkDebugf("Could not invert\n"); |
| 318 | return NULL; |
| 319 | } |
joshualitt | 0d986d8 | 2015-07-28 10:01:18 -0700 | [diff] [blame] | 320 | |
joshualitt | df0c557 | 2015-08-03 11:35:28 -0700 | [diff] [blame] | 321 | if (localCoords.hasLocalMatrix()) { |
| 322 | invert.preConcat(*localCoords.fMatrix); |
| 323 | } |
joshualitt | 0d986d8 | 2015-07-28 10:01:18 -0700 | [diff] [blame] | 324 | } |
| 325 | |
| 326 | LocalCoords inverted(LocalCoords::kUsePosition_Type, &invert); |
joshualitt | df0c557 | 2015-08-03 11:35:28 -0700 | [diff] [blame] | 327 | return Create(color, coverage, inverted, SkMatrix::I()); |
joshualitt | 0d986d8 | 2015-07-28 10:01:18 -0700 | [diff] [blame] | 328 | } |