commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2013 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 "GrBezierEffect.h" |
| 9 | |
joshualitt | b0a8a37 | 2014-09-23 09:50:21 -0700 | [diff] [blame] | 10 | #include "gl/GrGLProcessor.h" |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 11 | #include "gl/GrGLSL.h" |
joshualitt | 249af15 | 2014-09-15 11:41:13 -0700 | [diff] [blame] | 12 | #include "gl/GrGLGeometryProcessor.h" |
joshualitt | eb2a676 | 2014-12-04 11:35:33 -0800 | [diff] [blame] | 13 | #include "gl/builders/GrGLProgramBuilder.h" |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 14 | |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 15 | struct ConicBatchTracker { |
| 16 | GrGPInput fInputColorType; |
| 17 | GrColor fColor; |
| 18 | uint8_t fCoverageScale; |
joshualitt | 290c09b | 2014-12-19 13:45:20 -0800 | [diff] [blame] | 19 | bool fUsesLocalCoords; |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 20 | }; |
| 21 | |
joshualitt | 249af15 | 2014-09-15 11:41:13 -0700 | [diff] [blame] | 22 | class GrGLConicEffect : public GrGLGeometryProcessor { |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 23 | public: |
joshualitt | eb2a676 | 2014-12-04 11:35:33 -0800 | [diff] [blame] | 24 | GrGLConicEffect(const GrGeometryProcessor&, |
joshualitt | 87f48d9 | 2014-12-04 10:41:40 -0800 | [diff] [blame] | 25 | const GrBatchTracker&); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 26 | |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 27 | void onEmitCode(EmitArgs&, GrGPArgs*) override; |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 28 | |
joshualitt | 87f48d9 | 2014-12-04 10:41:40 -0800 | [diff] [blame] | 29 | static inline void GenKey(const GrGeometryProcessor&, |
| 30 | const GrBatchTracker&, |
jvanverth | cfc1886 | 2015-04-28 08:48:20 -0700 | [diff] [blame] | 31 | const GrGLSLCaps&, |
joshualitt | 87f48d9 | 2014-12-04 10:41:40 -0800 | [diff] [blame] | 32 | GrProcessorKeyBuilder*); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 33 | |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 34 | virtual void setData(const GrGLProgramDataManager& pdman, |
joshualitt | ee2af95 | 2014-12-30 09:04:15 -0800 | [diff] [blame] | 35 | const GrPrimitiveProcessor& primProc, |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 36 | const GrBatchTracker& bt) override { |
joshualitt | e578a95 | 2015-05-14 10:09:13 -0700 | [diff] [blame^] | 37 | const GrConicEffect& ce = primProc.cast<GrConicEffect>(); |
| 38 | this->setUniformViewMatrix(pdman, ce.viewMatrix()); |
joshualitt | ee2af95 | 2014-12-30 09:04:15 -0800 | [diff] [blame] | 39 | |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 40 | const ConicBatchTracker& local = bt.cast<ConicBatchTracker>(); |
| 41 | if (kUniform_GrGPInput == local.fInputColorType && local.fColor != fColor) { |
| 42 | GrGLfloat c[4]; |
| 43 | GrColorToRGBAFloat(local.fColor, c); |
| 44 | pdman.set4fv(fColorUniform, 1, c); |
| 45 | fColor = local.fColor; |
| 46 | } |
| 47 | if (0xff != local.fCoverageScale && fCoverageScale != local.fCoverageScale) { |
| 48 | pdman.set1f(fCoverageScaleUniform, GrNormalizeByteToFloat(local.fCoverageScale)); |
| 49 | fCoverageScale = local.fCoverageScale; |
| 50 | } |
| 51 | } |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 52 | |
| 53 | private: |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 54 | GrColor fColor; |
| 55 | uint8_t fCoverageScale; |
joshualitt | b0a8a37 | 2014-09-23 09:50:21 -0700 | [diff] [blame] | 56 | GrPrimitiveEdgeType fEdgeType; |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 57 | UniformHandle fColorUniform; |
| 58 | UniformHandle fCoverageScaleUniform; |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 59 | |
joshualitt | 249af15 | 2014-09-15 11:41:13 -0700 | [diff] [blame] | 60 | typedef GrGLGeometryProcessor INHERITED; |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 61 | }; |
skia.committer@gmail.com | 44a77c8 | 2013-08-23 07:01:29 +0000 | [diff] [blame] | 62 | |
joshualitt | eb2a676 | 2014-12-04 11:35:33 -0800 | [diff] [blame] | 63 | GrGLConicEffect::GrGLConicEffect(const GrGeometryProcessor& processor, |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 64 | const GrBatchTracker& bt) |
| 65 | : fColor(GrColor_ILLEGAL), fCoverageScale(0xff) { |
joshualitt | 87f48d9 | 2014-12-04 10:41:40 -0800 | [diff] [blame] | 66 | const GrConicEffect& ce = processor.cast<GrConicEffect>(); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 67 | fEdgeType = ce.getEdgeType(); |
| 68 | } |
| 69 | |
robertphillips | 46d36f0 | 2015-01-18 08:14:14 -0800 | [diff] [blame] | 70 | void GrGLConicEffect::onEmitCode(EmitArgs& args, GrGPArgs* gpArgs) { |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 71 | GrGLGPBuilder* pb = args.fPB; |
joshualitt | 2dd1ae0 | 2014-12-03 06:24:10 -0800 | [diff] [blame] | 72 | GrGLVertexBuilder* vsBuilder = args.fPB->getVertexShaderBuilder(); |
| 73 | const GrConicEffect& gp = args.fGP.cast<GrConicEffect>(); |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 74 | const ConicBatchTracker& local = args.fBT.cast<ConicBatchTracker>(); |
joshualitt | 2dd1ae0 | 2014-12-03 06:24:10 -0800 | [diff] [blame] | 75 | |
joshualitt | abb52a1 | 2015-01-13 15:02:10 -0800 | [diff] [blame] | 76 | // emit attributes |
| 77 | vsBuilder->emitAttributes(gp); |
| 78 | |
joshualitt | 74077b9 | 2014-10-24 11:26:03 -0700 | [diff] [blame] | 79 | GrGLVertToFrag v(kVec4f_GrSLType); |
| 80 | args.fPB->addVarying("ConicCoeffs", &v); |
joshualitt | 2dd1ae0 | 2014-12-03 06:24:10 -0800 | [diff] [blame] | 81 | vsBuilder->codeAppendf("%s = %s;", v.vsOut(), gp.inConicCoeffs()->fName); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 82 | |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 83 | // Setup pass through color |
| 84 | this->setupColorPassThrough(args.fPB, local.fInputColorType, args.fOutputColor, NULL, |
| 85 | &fColorUniform); |
| 86 | |
joshualitt | abb52a1 | 2015-01-13 15:02:10 -0800 | [diff] [blame] | 87 | // Setup position |
joshualitt | dd21987 | 2015-02-12 14:48:42 -0800 | [diff] [blame] | 88 | this->setupPosition(pb, gpArgs, gp.inPosition()->fName, gp.viewMatrix()); |
joshualitt | 4973d9d | 2014-11-08 09:24:25 -0800 | [diff] [blame] | 89 | |
joshualitt | abb52a1 | 2015-01-13 15:02:10 -0800 | [diff] [blame] | 90 | // emit transforms with position |
robertphillips | 46d36f0 | 2015-01-18 08:14:14 -0800 | [diff] [blame] | 91 | this->emitTransforms(pb, gpArgs->fPositionVar, gp.inPosition()->fName, gp.localMatrix(), |
joshualitt | abb52a1 | 2015-01-13 15:02:10 -0800 | [diff] [blame] | 92 | args.fTransformsIn, args.fTransformsOut); |
| 93 | |
egdaniel | 29bee0f | 2015-04-29 11:54:42 -0700 | [diff] [blame] | 94 | GrGLFragmentBuilder* fsBuilder = args.fPB->getFragmentShaderBuilder(); |
egdaniel | 9bd5bbf | 2014-08-29 11:12:30 -0700 | [diff] [blame] | 95 | fsBuilder->codeAppend("float edgeAlpha;"); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 96 | |
| 97 | switch (fEdgeType) { |
joshualitt | b0a8a37 | 2014-09-23 09:50:21 -0700 | [diff] [blame] | 98 | case kHairlineAA_GrProcessorEdgeType: { |
joshualitt | 30ba436 | 2014-08-21 20:18:45 -0700 | [diff] [blame] | 99 | SkAssertResult(fsBuilder->enableFeature( |
| 100 | GrGLFragmentShaderBuilder::kStandardDerivatives_GLSLFeature)); |
joshualitt | 74077b9 | 2014-10-24 11:26:03 -0700 | [diff] [blame] | 101 | fsBuilder->codeAppendf("vec3 dklmdx = dFdx(%s.xyz);", v.fsIn()); |
| 102 | fsBuilder->codeAppendf("vec3 dklmdy = dFdy(%s.xyz);", v.fsIn()); |
egdaniel | 9bd5bbf | 2014-08-29 11:12:30 -0700 | [diff] [blame] | 103 | fsBuilder->codeAppendf("float dfdx =" |
| 104 | "2.0 * %s.x * dklmdx.x - %s.y * dklmdx.z - %s.z * dklmdx.y;", |
joshualitt | 74077b9 | 2014-10-24 11:26:03 -0700 | [diff] [blame] | 105 | v.fsIn(), v.fsIn(), v.fsIn()); |
egdaniel | 9bd5bbf | 2014-08-29 11:12:30 -0700 | [diff] [blame] | 106 | fsBuilder->codeAppendf("float dfdy =" |
| 107 | "2.0 * %s.x * dklmdy.x - %s.y * dklmdy.z - %s.z * dklmdy.y;", |
joshualitt | 74077b9 | 2014-10-24 11:26:03 -0700 | [diff] [blame] | 108 | v.fsIn(), v.fsIn(), v.fsIn()); |
egdaniel | 9bd5bbf | 2014-08-29 11:12:30 -0700 | [diff] [blame] | 109 | fsBuilder->codeAppend("vec2 gF = vec2(dfdx, dfdy);"); |
| 110 | fsBuilder->codeAppend("float gFM = sqrt(dot(gF, gF));"); |
joshualitt | 74077b9 | 2014-10-24 11:26:03 -0700 | [diff] [blame] | 111 | fsBuilder->codeAppendf("float func = %s.x*%s.x - %s.y*%s.z;", v.fsIn(), v.fsIn(), |
| 112 | v.fsIn(), v.fsIn()); |
egdaniel | 9bd5bbf | 2014-08-29 11:12:30 -0700 | [diff] [blame] | 113 | fsBuilder->codeAppend("func = abs(func);"); |
| 114 | fsBuilder->codeAppend("edgeAlpha = func / gFM;"); |
| 115 | fsBuilder->codeAppend("edgeAlpha = max(1.0 - edgeAlpha, 0.0);"); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 116 | // Add line below for smooth cubic ramp |
egdaniel | 9bd5bbf | 2014-08-29 11:12:30 -0700 | [diff] [blame] | 117 | // fsBuilder->codeAppend("edgeAlpha = edgeAlpha*edgeAlpha*(3.0-2.0*edgeAlpha);"); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 118 | break; |
| 119 | } |
joshualitt | b0a8a37 | 2014-09-23 09:50:21 -0700 | [diff] [blame] | 120 | case kFillAA_GrProcessorEdgeType: { |
joshualitt | 30ba436 | 2014-08-21 20:18:45 -0700 | [diff] [blame] | 121 | SkAssertResult(fsBuilder->enableFeature( |
| 122 | GrGLFragmentShaderBuilder::kStandardDerivatives_GLSLFeature)); |
joshualitt | 74077b9 | 2014-10-24 11:26:03 -0700 | [diff] [blame] | 123 | fsBuilder->codeAppendf("vec3 dklmdx = dFdx(%s.xyz);", v.fsIn()); |
| 124 | fsBuilder->codeAppendf("vec3 dklmdy = dFdy(%s.xyz);", v.fsIn()); |
egdaniel | 9bd5bbf | 2014-08-29 11:12:30 -0700 | [diff] [blame] | 125 | fsBuilder->codeAppendf("float dfdx =" |
| 126 | "2.0 * %s.x * dklmdx.x - %s.y * dklmdx.z - %s.z * dklmdx.y;", |
joshualitt | 74077b9 | 2014-10-24 11:26:03 -0700 | [diff] [blame] | 127 | v.fsIn(), v.fsIn(), v.fsIn()); |
egdaniel | 9bd5bbf | 2014-08-29 11:12:30 -0700 | [diff] [blame] | 128 | fsBuilder->codeAppendf("float dfdy =" |
| 129 | "2.0 * %s.x * dklmdy.x - %s.y * dklmdy.z - %s.z * dklmdy.y;", |
joshualitt | 74077b9 | 2014-10-24 11:26:03 -0700 | [diff] [blame] | 130 | v.fsIn(), v.fsIn(), v.fsIn()); |
egdaniel | 9bd5bbf | 2014-08-29 11:12:30 -0700 | [diff] [blame] | 131 | fsBuilder->codeAppend("vec2 gF = vec2(dfdx, dfdy);"); |
| 132 | fsBuilder->codeAppend("float gFM = sqrt(dot(gF, gF));"); |
joshualitt | 74077b9 | 2014-10-24 11:26:03 -0700 | [diff] [blame] | 133 | fsBuilder->codeAppendf("float func = %s.x * %s.x - %s.y * %s.z;", v.fsIn(), v.fsIn(), |
| 134 | v.fsIn(), v.fsIn()); |
egdaniel | 9bd5bbf | 2014-08-29 11:12:30 -0700 | [diff] [blame] | 135 | fsBuilder->codeAppend("edgeAlpha = func / gFM;"); |
| 136 | fsBuilder->codeAppend("edgeAlpha = clamp(1.0 - edgeAlpha, 0.0, 1.0);"); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 137 | // Add line below for smooth cubic ramp |
egdaniel | 9bd5bbf | 2014-08-29 11:12:30 -0700 | [diff] [blame] | 138 | // fsBuilder->codeAppend("edgeAlpha = edgeAlpha*edgeAlpha*(3.0-2.0*edgeAlpha);"); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 139 | break; |
| 140 | } |
joshualitt | b0a8a37 | 2014-09-23 09:50:21 -0700 | [diff] [blame] | 141 | case kFillBW_GrProcessorEdgeType: { |
joshualitt | 74077b9 | 2014-10-24 11:26:03 -0700 | [diff] [blame] | 142 | fsBuilder->codeAppendf("edgeAlpha = %s.x * %s.x - %s.y * %s.z;", v.fsIn(), v.fsIn(), |
| 143 | v.fsIn(), v.fsIn()); |
egdaniel | 9bd5bbf | 2014-08-29 11:12:30 -0700 | [diff] [blame] | 144 | fsBuilder->codeAppend("edgeAlpha = float(edgeAlpha < 0.0);"); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 145 | break; |
| 146 | } |
commit-bot@chromium.org | cabf4b2 | 2014-03-05 18:27:43 +0000 | [diff] [blame] | 147 | default: |
commit-bot@chromium.org | 88cb22b | 2014-04-30 14:17:00 +0000 | [diff] [blame] | 148 | SkFAIL("Shouldn't get here"); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 149 | } |
| 150 | |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 151 | if (0xff != local.fCoverageScale) { |
| 152 | const char* coverageScale; |
| 153 | fCoverageScaleUniform = pb->addUniform(GrGLProgramBuilder::kFragment_Visibility, |
joshualitt | dd21987 | 2015-02-12 14:48:42 -0800 | [diff] [blame] | 154 | kFloat_GrSLType, |
| 155 | kDefault_GrSLPrecision, |
| 156 | "Coverage", |
| 157 | &coverageScale); |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 158 | fsBuilder->codeAppendf("%s = vec4(%s * edgeAlpha);", args.fOutputCoverage, coverageScale); |
| 159 | } else { |
| 160 | fsBuilder->codeAppendf("%s = vec4(edgeAlpha);", args.fOutputCoverage); |
| 161 | } |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 162 | } |
| 163 | |
robertphillips | 46d36f0 | 2015-01-18 08:14:14 -0800 | [diff] [blame] | 164 | void GrGLConicEffect::GenKey(const GrGeometryProcessor& gp, |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 165 | const GrBatchTracker& bt, |
jvanverth | cfc1886 | 2015-04-28 08:48:20 -0700 | [diff] [blame] | 166 | const GrGLSLCaps&, |
joshualitt | b0a8a37 | 2014-09-23 09:50:21 -0700 | [diff] [blame] | 167 | GrProcessorKeyBuilder* b) { |
robertphillips | 46d36f0 | 2015-01-18 08:14:14 -0800 | [diff] [blame] | 168 | const GrConicEffect& ce = gp.cast<GrConicEffect>(); |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 169 | const ConicBatchTracker& local = bt.cast<ConicBatchTracker>(); |
bsalomon | 63e99f7 | 2014-07-21 08:03:14 -0700 | [diff] [blame] | 170 | uint32_t key = ce.isAntiAliased() ? (ce.isFilled() ? 0x0 : 0x1) : 0x2; |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 171 | key |= kUniform_GrGPInput == local.fInputColorType ? 0x4 : 0x0; |
| 172 | key |= 0xff != local.fCoverageScale ? 0x8 : 0x0; |
robertphillips | 46d36f0 | 2015-01-18 08:14:14 -0800 | [diff] [blame] | 173 | key |= local.fUsesLocalCoords && gp.localMatrix().hasPerspective() ? 0x10 : 0x0; |
joshualitt | e578a95 | 2015-05-14 10:09:13 -0700 | [diff] [blame^] | 174 | key |= ComputePosKey(ce.viewMatrix()) << 5; |
bsalomon | 63e99f7 | 2014-07-21 08:03:14 -0700 | [diff] [blame] | 175 | b->add32(key); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 176 | } |
| 177 | |
| 178 | ////////////////////////////////////////////////////////////////////////////// |
| 179 | |
| 180 | GrConicEffect::~GrConicEffect() {} |
| 181 | |
joshualitt | eb2a676 | 2014-12-04 11:35:33 -0800 | [diff] [blame] | 182 | void GrConicEffect::getGLProcessorKey(const GrBatchTracker& bt, |
jvanverth | cfc1886 | 2015-04-28 08:48:20 -0700 | [diff] [blame] | 183 | const GrGLSLCaps& caps, |
joshualitt | eb2a676 | 2014-12-04 11:35:33 -0800 | [diff] [blame] | 184 | GrProcessorKeyBuilder* b) const { |
| 185 | GrGLConicEffect::GenKey(*this, bt, caps, b); |
| 186 | } |
| 187 | |
joshualitt | abb52a1 | 2015-01-13 15:02:10 -0800 | [diff] [blame] | 188 | GrGLPrimitiveProcessor* GrConicEffect::createGLInstance(const GrBatchTracker& bt, |
jvanverth | cfc1886 | 2015-04-28 08:48:20 -0700 | [diff] [blame] | 189 | const GrGLSLCaps&) const { |
joshualitt | eb2a676 | 2014-12-04 11:35:33 -0800 | [diff] [blame] | 190 | return SkNEW_ARGS(GrGLConicEffect, (*this, bt)); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 191 | } |
| 192 | |
joshualitt | 8059eb9 | 2014-12-29 15:10:07 -0800 | [diff] [blame] | 193 | GrConicEffect::GrConicEffect(GrColor color, const SkMatrix& viewMatrix, uint8_t coverage, |
| 194 | GrPrimitiveEdgeType edgeType, const SkMatrix& localMatrix) |
joshualitt | e578a95 | 2015-05-14 10:09:13 -0700 | [diff] [blame^] | 195 | : INHERITED(localMatrix) |
joshualitt | 88c23fc | 2015-05-13 14:18:07 -0700 | [diff] [blame] | 196 | , fColor(color) |
joshualitt | e578a95 | 2015-05-14 10:09:13 -0700 | [diff] [blame^] | 197 | , fViewMatrix(viewMatrix) |
joshualitt | 8059eb9 | 2014-12-29 15:10:07 -0800 | [diff] [blame] | 198 | , fCoverageScale(coverage) |
| 199 | , fEdgeType(edgeType) { |
joshualitt | eb2a676 | 2014-12-04 11:35:33 -0800 | [diff] [blame] | 200 | this->initClassID<GrConicEffect>(); |
joshualitt | 71c9260 | 2015-01-14 08:12:47 -0800 | [diff] [blame] | 201 | fInPosition = &this->addVertexAttrib(Attribute("inPosition", kVec2f_GrVertexAttribType)); |
| 202 | fInConicCoeffs = &this->addVertexAttrib(Attribute("inConicCoeffs", |
joshualitt | 2dd1ae0 | 2014-12-03 06:24:10 -0800 | [diff] [blame] | 203 | kVec4f_GrVertexAttribType)); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 204 | } |
| 205 | |
joshualitt | 4d8da81 | 2015-01-28 12:53:54 -0800 | [diff] [blame] | 206 | void GrConicEffect::initBatchTracker(GrBatchTracker* bt, const GrPipelineInfo& init) const { |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 207 | ConicBatchTracker* local = bt->cast<ConicBatchTracker>(); |
| 208 | local->fInputColorType = GetColorInputType(&local->fColor, this->color(), init, false); |
| 209 | local->fCoverageScale = fCoverageScale; |
joshualitt | 290c09b | 2014-12-19 13:45:20 -0800 | [diff] [blame] | 210 | local->fUsesLocalCoords = init.fUsesLocalCoords; |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 211 | } |
| 212 | |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 213 | ////////////////////////////////////////////////////////////////////////////// |
| 214 | |
joshualitt | b0a8a37 | 2014-09-23 09:50:21 -0700 | [diff] [blame] | 215 | GR_DEFINE_GEOMETRY_PROCESSOR_TEST(GrConicEffect); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 216 | |
joshualitt | b0a8a37 | 2014-09-23 09:50:21 -0700 | [diff] [blame] | 217 | GrGeometryProcessor* GrConicEffect::TestCreate(SkRandom* random, |
| 218 | GrContext*, |
| 219 | const GrDrawTargetCaps& caps, |
| 220 | GrTexture*[]) { |
| 221 | GrGeometryProcessor* gp; |
commit-bot@chromium.org | cabf4b2 | 2014-03-05 18:27:43 +0000 | [diff] [blame] | 222 | do { |
joshualitt | b0a8a37 | 2014-09-23 09:50:21 -0700 | [diff] [blame] | 223 | GrPrimitiveEdgeType edgeType = static_cast<GrPrimitiveEdgeType>( |
| 224 | random->nextULessThan(kGrProcessorEdgeTypeCnt)); |
joshualitt | 4eaf9ce | 2015-04-28 13:31:18 -0700 | [diff] [blame] | 225 | gp = GrConicEffect::Create(GrRandomColor(random), GrTest::TestMatrix(random), |
joshualitt | 8059eb9 | 2014-12-29 15:10:07 -0800 | [diff] [blame] | 226 | edgeType, caps, |
joshualitt | 4eaf9ce | 2015-04-28 13:31:18 -0700 | [diff] [blame] | 227 | GrTest::TestMatrix(random)); |
joshualitt | b0a8a37 | 2014-09-23 09:50:21 -0700 | [diff] [blame] | 228 | } while (NULL == gp); |
| 229 | return gp; |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 230 | } |
| 231 | |
| 232 | ////////////////////////////////////////////////////////////////////////////// |
| 233 | // Quad |
| 234 | ////////////////////////////////////////////////////////////////////////////// |
| 235 | |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 236 | struct QuadBatchTracker { |
| 237 | GrGPInput fInputColorType; |
| 238 | GrColor fColor; |
| 239 | uint8_t fCoverageScale; |
joshualitt | 290c09b | 2014-12-19 13:45:20 -0800 | [diff] [blame] | 240 | bool fUsesLocalCoords; |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 241 | }; |
| 242 | |
joshualitt | 249af15 | 2014-09-15 11:41:13 -0700 | [diff] [blame] | 243 | class GrGLQuadEffect : public GrGLGeometryProcessor { |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 244 | public: |
joshualitt | eb2a676 | 2014-12-04 11:35:33 -0800 | [diff] [blame] | 245 | GrGLQuadEffect(const GrGeometryProcessor&, |
joshualitt | 87f48d9 | 2014-12-04 10:41:40 -0800 | [diff] [blame] | 246 | const GrBatchTracker&); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 247 | |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 248 | void onEmitCode(EmitArgs&, GrGPArgs*) override; |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 249 | |
joshualitt | 87f48d9 | 2014-12-04 10:41:40 -0800 | [diff] [blame] | 250 | static inline void GenKey(const GrGeometryProcessor&, |
| 251 | const GrBatchTracker&, |
jvanverth | cfc1886 | 2015-04-28 08:48:20 -0700 | [diff] [blame] | 252 | const GrGLSLCaps&, |
joshualitt | 87f48d9 | 2014-12-04 10:41:40 -0800 | [diff] [blame] | 253 | GrProcessorKeyBuilder*); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 254 | |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 255 | virtual void setData(const GrGLProgramDataManager& pdman, |
joshualitt | ee2af95 | 2014-12-30 09:04:15 -0800 | [diff] [blame] | 256 | const GrPrimitiveProcessor& primProc, |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 257 | const GrBatchTracker& bt) override { |
joshualitt | e578a95 | 2015-05-14 10:09:13 -0700 | [diff] [blame^] | 258 | const GrQuadEffect& qe = primProc.cast<GrQuadEffect>(); |
| 259 | this->setUniformViewMatrix(pdman, qe.viewMatrix()); |
joshualitt | ee2af95 | 2014-12-30 09:04:15 -0800 | [diff] [blame] | 260 | |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 261 | const QuadBatchTracker& local = bt.cast<QuadBatchTracker>(); |
| 262 | if (kUniform_GrGPInput == local.fInputColorType && local.fColor != fColor) { |
| 263 | GrGLfloat c[4]; |
| 264 | GrColorToRGBAFloat(local.fColor, c); |
| 265 | pdman.set4fv(fColorUniform, 1, c); |
| 266 | fColor = local.fColor; |
| 267 | } |
| 268 | if (0xff != local.fCoverageScale && local.fCoverageScale != fCoverageScale) { |
| 269 | pdman.set1f(fCoverageScaleUniform, GrNormalizeByteToFloat(local.fCoverageScale)); |
| 270 | fCoverageScale = local.fCoverageScale; |
| 271 | } |
| 272 | } |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 273 | |
| 274 | private: |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 275 | GrColor fColor; |
| 276 | uint8_t fCoverageScale; |
joshualitt | b0a8a37 | 2014-09-23 09:50:21 -0700 | [diff] [blame] | 277 | GrPrimitiveEdgeType fEdgeType; |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 278 | UniformHandle fColorUniform; |
| 279 | UniformHandle fCoverageScaleUniform; |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 280 | |
joshualitt | 249af15 | 2014-09-15 11:41:13 -0700 | [diff] [blame] | 281 | typedef GrGLGeometryProcessor INHERITED; |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 282 | }; |
skia.committer@gmail.com | 44a77c8 | 2013-08-23 07:01:29 +0000 | [diff] [blame] | 283 | |
joshualitt | eb2a676 | 2014-12-04 11:35:33 -0800 | [diff] [blame] | 284 | GrGLQuadEffect::GrGLQuadEffect(const GrGeometryProcessor& processor, |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 285 | const GrBatchTracker& bt) |
| 286 | : fColor(GrColor_ILLEGAL), fCoverageScale(0xff) { |
joshualitt | 87f48d9 | 2014-12-04 10:41:40 -0800 | [diff] [blame] | 287 | const GrQuadEffect& ce = processor.cast<GrQuadEffect>(); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 288 | fEdgeType = ce.getEdgeType(); |
| 289 | } |
| 290 | |
robertphillips | 46d36f0 | 2015-01-18 08:14:14 -0800 | [diff] [blame] | 291 | void GrGLQuadEffect::onEmitCode(EmitArgs& args, GrGPArgs* gpArgs) { |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 292 | GrGLGPBuilder* pb = args.fPB; |
joshualitt | 2dd1ae0 | 2014-12-03 06:24:10 -0800 | [diff] [blame] | 293 | GrGLVertexBuilder* vsBuilder = args.fPB->getVertexShaderBuilder(); |
| 294 | const GrQuadEffect& gp = args.fGP.cast<GrQuadEffect>(); |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 295 | const QuadBatchTracker& local = args.fBT.cast<QuadBatchTracker>(); |
joshualitt | 2dd1ae0 | 2014-12-03 06:24:10 -0800 | [diff] [blame] | 296 | |
joshualitt | abb52a1 | 2015-01-13 15:02:10 -0800 | [diff] [blame] | 297 | // emit attributes |
| 298 | vsBuilder->emitAttributes(gp); |
| 299 | |
joshualitt | 74077b9 | 2014-10-24 11:26:03 -0700 | [diff] [blame] | 300 | GrGLVertToFrag v(kVec4f_GrSLType); |
| 301 | args.fPB->addVarying("HairQuadEdge", &v); |
joshualitt | 2dd1ae0 | 2014-12-03 06:24:10 -0800 | [diff] [blame] | 302 | vsBuilder->codeAppendf("%s = %s;", v.vsOut(), gp.inHairQuadEdge()->fName); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 303 | |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 304 | // Setup pass through color |
| 305 | this->setupColorPassThrough(args.fPB, local.fInputColorType, args.fOutputColor, NULL, |
| 306 | &fColorUniform); |
| 307 | |
joshualitt | abb52a1 | 2015-01-13 15:02:10 -0800 | [diff] [blame] | 308 | // Setup position |
joshualitt | dd21987 | 2015-02-12 14:48:42 -0800 | [diff] [blame] | 309 | this->setupPosition(pb, gpArgs, gp.inPosition()->fName, gp.viewMatrix()); |
joshualitt | 4973d9d | 2014-11-08 09:24:25 -0800 | [diff] [blame] | 310 | |
joshualitt | abb52a1 | 2015-01-13 15:02:10 -0800 | [diff] [blame] | 311 | // emit transforms with position |
robertphillips | 46d36f0 | 2015-01-18 08:14:14 -0800 | [diff] [blame] | 312 | this->emitTransforms(pb, gpArgs->fPositionVar, gp.inPosition()->fName, gp.localMatrix(), |
joshualitt | abb52a1 | 2015-01-13 15:02:10 -0800 | [diff] [blame] | 313 | args.fTransformsIn, args.fTransformsOut); |
| 314 | |
egdaniel | 29bee0f | 2015-04-29 11:54:42 -0700 | [diff] [blame] | 315 | GrGLFragmentBuilder* fsBuilder = args.fPB->getFragmentShaderBuilder(); |
egdaniel | b2f94d1 | 2014-08-29 10:08:36 -0700 | [diff] [blame] | 316 | fsBuilder->codeAppendf("float edgeAlpha;"); |
joshualitt | 30ba436 | 2014-08-21 20:18:45 -0700 | [diff] [blame] | 317 | |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 318 | switch (fEdgeType) { |
joshualitt | b0a8a37 | 2014-09-23 09:50:21 -0700 | [diff] [blame] | 319 | case kHairlineAA_GrProcessorEdgeType: { |
joshualitt | 30ba436 | 2014-08-21 20:18:45 -0700 | [diff] [blame] | 320 | SkAssertResult(fsBuilder->enableFeature( |
| 321 | GrGLFragmentShaderBuilder::kStandardDerivatives_GLSLFeature)); |
joshualitt | 74077b9 | 2014-10-24 11:26:03 -0700 | [diff] [blame] | 322 | fsBuilder->codeAppendf("vec2 duvdx = dFdx(%s.xy);", v.fsIn()); |
| 323 | fsBuilder->codeAppendf("vec2 duvdy = dFdy(%s.xy);", v.fsIn()); |
egdaniel | b2f94d1 | 2014-08-29 10:08:36 -0700 | [diff] [blame] | 324 | fsBuilder->codeAppendf("vec2 gF = vec2(2.0 * %s.x * duvdx.x - duvdx.y," |
| 325 | " 2.0 * %s.x * duvdy.x - duvdy.y);", |
joshualitt | 74077b9 | 2014-10-24 11:26:03 -0700 | [diff] [blame] | 326 | v.fsIn(), v.fsIn()); |
| 327 | fsBuilder->codeAppendf("edgeAlpha = (%s.x * %s.x - %s.y);", v.fsIn(), v.fsIn(), v.fsIn()); |
egdaniel | b2f94d1 | 2014-08-29 10:08:36 -0700 | [diff] [blame] | 328 | fsBuilder->codeAppend("edgeAlpha = sqrt(edgeAlpha * edgeAlpha / dot(gF, gF));"); |
| 329 | fsBuilder->codeAppend("edgeAlpha = max(1.0 - edgeAlpha, 0.0);"); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 330 | // Add line below for smooth cubic ramp |
egdaniel | b2f94d1 | 2014-08-29 10:08:36 -0700 | [diff] [blame] | 331 | // fsBuilder->codeAppend("edgeAlpha = edgeAlpha*edgeAlpha*(3.0-2.0*edgeAlpha);"); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 332 | break; |
| 333 | } |
joshualitt | b0a8a37 | 2014-09-23 09:50:21 -0700 | [diff] [blame] | 334 | case kFillAA_GrProcessorEdgeType: { |
joshualitt | 30ba436 | 2014-08-21 20:18:45 -0700 | [diff] [blame] | 335 | SkAssertResult(fsBuilder->enableFeature( |
| 336 | GrGLFragmentShaderBuilder::kStandardDerivatives_GLSLFeature)); |
joshualitt | 74077b9 | 2014-10-24 11:26:03 -0700 | [diff] [blame] | 337 | fsBuilder->codeAppendf("vec2 duvdx = dFdx(%s.xy);", v.fsIn()); |
| 338 | fsBuilder->codeAppendf("vec2 duvdy = dFdy(%s.xy);", v.fsIn()); |
egdaniel | b2f94d1 | 2014-08-29 10:08:36 -0700 | [diff] [blame] | 339 | fsBuilder->codeAppendf("vec2 gF = vec2(2.0 * %s.x * duvdx.x - duvdx.y," |
| 340 | " 2.0 * %s.x * duvdy.x - duvdy.y);", |
joshualitt | 74077b9 | 2014-10-24 11:26:03 -0700 | [diff] [blame] | 341 | v.fsIn(), v.fsIn()); |
| 342 | fsBuilder->codeAppendf("edgeAlpha = (%s.x * %s.x - %s.y);", v.fsIn(), v.fsIn(), v.fsIn()); |
egdaniel | b2f94d1 | 2014-08-29 10:08:36 -0700 | [diff] [blame] | 343 | fsBuilder->codeAppend("edgeAlpha = edgeAlpha / sqrt(dot(gF, gF));"); |
| 344 | fsBuilder->codeAppend("edgeAlpha = clamp(1.0 - edgeAlpha, 0.0, 1.0);"); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 345 | // Add line below for smooth cubic ramp |
egdaniel | b2f94d1 | 2014-08-29 10:08:36 -0700 | [diff] [blame] | 346 | // fsBuilder->codeAppend("edgeAlpha = edgeAlpha*edgeAlpha*(3.0-2.0*edgeAlpha);"); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 347 | break; |
| 348 | } |
joshualitt | b0a8a37 | 2014-09-23 09:50:21 -0700 | [diff] [blame] | 349 | case kFillBW_GrProcessorEdgeType: { |
joshualitt | 74077b9 | 2014-10-24 11:26:03 -0700 | [diff] [blame] | 350 | fsBuilder->codeAppendf("edgeAlpha = (%s.x * %s.x - %s.y);", v.fsIn(), v.fsIn(), v.fsIn()); |
egdaniel | b2f94d1 | 2014-08-29 10:08:36 -0700 | [diff] [blame] | 351 | fsBuilder->codeAppend("edgeAlpha = float(edgeAlpha < 0.0);"); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 352 | break; |
| 353 | } |
commit-bot@chromium.org | cabf4b2 | 2014-03-05 18:27:43 +0000 | [diff] [blame] | 354 | default: |
commit-bot@chromium.org | 88cb22b | 2014-04-30 14:17:00 +0000 | [diff] [blame] | 355 | SkFAIL("Shouldn't get here"); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 356 | } |
| 357 | |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 358 | if (0xff != local.fCoverageScale) { |
| 359 | const char* coverageScale; |
| 360 | fCoverageScaleUniform = pb->addUniform(GrGLProgramBuilder::kFragment_Visibility, |
| 361 | kFloat_GrSLType, |
| 362 | kDefault_GrSLPrecision, |
| 363 | "Coverage", |
| 364 | &coverageScale); |
| 365 | fsBuilder->codeAppendf("%s = vec4(%s * edgeAlpha);", args.fOutputCoverage, coverageScale); |
| 366 | } else { |
| 367 | fsBuilder->codeAppendf("%s = vec4(edgeAlpha);", args.fOutputCoverage); |
| 368 | } |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 369 | } |
| 370 | |
robertphillips | 46d36f0 | 2015-01-18 08:14:14 -0800 | [diff] [blame] | 371 | void GrGLQuadEffect::GenKey(const GrGeometryProcessor& gp, |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 372 | const GrBatchTracker& bt, |
jvanverth | cfc1886 | 2015-04-28 08:48:20 -0700 | [diff] [blame] | 373 | const GrGLSLCaps&, |
joshualitt | b0a8a37 | 2014-09-23 09:50:21 -0700 | [diff] [blame] | 374 | GrProcessorKeyBuilder* b) { |
robertphillips | 46d36f0 | 2015-01-18 08:14:14 -0800 | [diff] [blame] | 375 | const GrQuadEffect& ce = gp.cast<GrQuadEffect>(); |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 376 | const QuadBatchTracker& local = bt.cast<QuadBatchTracker>(); |
bsalomon | 63e99f7 | 2014-07-21 08:03:14 -0700 | [diff] [blame] | 377 | uint32_t key = ce.isAntiAliased() ? (ce.isFilled() ? 0x0 : 0x1) : 0x2; |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 378 | key |= kUniform_GrGPInput == local.fInputColorType ? 0x4 : 0x0; |
| 379 | key |= 0xff != local.fCoverageScale ? 0x8 : 0x0; |
robertphillips | 46d36f0 | 2015-01-18 08:14:14 -0800 | [diff] [blame] | 380 | key |= local.fUsesLocalCoords && gp.localMatrix().hasPerspective() ? 0x10 : 0x0; |
joshualitt | e578a95 | 2015-05-14 10:09:13 -0700 | [diff] [blame^] | 381 | key |= ComputePosKey(ce.viewMatrix()) << 5; |
bsalomon | 63e99f7 | 2014-07-21 08:03:14 -0700 | [diff] [blame] | 382 | b->add32(key); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 383 | } |
| 384 | |
| 385 | ////////////////////////////////////////////////////////////////////////////// |
| 386 | |
| 387 | GrQuadEffect::~GrQuadEffect() {} |
| 388 | |
joshualitt | eb2a676 | 2014-12-04 11:35:33 -0800 | [diff] [blame] | 389 | void GrQuadEffect::getGLProcessorKey(const GrBatchTracker& bt, |
jvanverth | cfc1886 | 2015-04-28 08:48:20 -0700 | [diff] [blame] | 390 | const GrGLSLCaps& caps, |
joshualitt | eb2a676 | 2014-12-04 11:35:33 -0800 | [diff] [blame] | 391 | GrProcessorKeyBuilder* b) const { |
| 392 | GrGLQuadEffect::GenKey(*this, bt, caps, b); |
| 393 | } |
| 394 | |
joshualitt | abb52a1 | 2015-01-13 15:02:10 -0800 | [diff] [blame] | 395 | GrGLPrimitiveProcessor* GrQuadEffect::createGLInstance(const GrBatchTracker& bt, |
jvanverth | cfc1886 | 2015-04-28 08:48:20 -0700 | [diff] [blame] | 396 | const GrGLSLCaps&) const { |
joshualitt | eb2a676 | 2014-12-04 11:35:33 -0800 | [diff] [blame] | 397 | return SkNEW_ARGS(GrGLQuadEffect, (*this, bt)); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 398 | } |
| 399 | |
joshualitt | 8059eb9 | 2014-12-29 15:10:07 -0800 | [diff] [blame] | 400 | GrQuadEffect::GrQuadEffect(GrColor color, const SkMatrix& viewMatrix, uint8_t coverage, |
| 401 | GrPrimitiveEdgeType edgeType, const SkMatrix& localMatrix) |
joshualitt | e578a95 | 2015-05-14 10:09:13 -0700 | [diff] [blame^] | 402 | : INHERITED(localMatrix) |
joshualitt | 88c23fc | 2015-05-13 14:18:07 -0700 | [diff] [blame] | 403 | , fColor(color) |
joshualitt | e578a95 | 2015-05-14 10:09:13 -0700 | [diff] [blame^] | 404 | , fViewMatrix(viewMatrix) |
joshualitt | 8059eb9 | 2014-12-29 15:10:07 -0800 | [diff] [blame] | 405 | , fCoverageScale(coverage) |
| 406 | , fEdgeType(edgeType) { |
joshualitt | eb2a676 | 2014-12-04 11:35:33 -0800 | [diff] [blame] | 407 | this->initClassID<GrQuadEffect>(); |
joshualitt | 71c9260 | 2015-01-14 08:12:47 -0800 | [diff] [blame] | 408 | fInPosition = &this->addVertexAttrib(Attribute("inPosition", kVec2f_GrVertexAttribType)); |
| 409 | fInHairQuadEdge = &this->addVertexAttrib(Attribute("inHairQuadEdge", |
joshualitt | 2dd1ae0 | 2014-12-03 06:24:10 -0800 | [diff] [blame] | 410 | kVec4f_GrVertexAttribType)); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 411 | } |
| 412 | |
joshualitt | 4d8da81 | 2015-01-28 12:53:54 -0800 | [diff] [blame] | 413 | void GrQuadEffect::initBatchTracker(GrBatchTracker* bt, const GrPipelineInfo& init) const { |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 414 | QuadBatchTracker* local = bt->cast<QuadBatchTracker>(); |
| 415 | local->fInputColorType = GetColorInputType(&local->fColor, this->color(), init, false); |
| 416 | local->fCoverageScale = fCoverageScale; |
joshualitt | 290c09b | 2014-12-19 13:45:20 -0800 | [diff] [blame] | 417 | local->fUsesLocalCoords = init.fUsesLocalCoords; |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 418 | } |
| 419 | |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 420 | ////////////////////////////////////////////////////////////////////////////// |
| 421 | |
joshualitt | b0a8a37 | 2014-09-23 09:50:21 -0700 | [diff] [blame] | 422 | GR_DEFINE_GEOMETRY_PROCESSOR_TEST(GrQuadEffect); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 423 | |
joshualitt | b0a8a37 | 2014-09-23 09:50:21 -0700 | [diff] [blame] | 424 | GrGeometryProcessor* GrQuadEffect::TestCreate(SkRandom* random, |
| 425 | GrContext*, |
| 426 | const GrDrawTargetCaps& caps, |
| 427 | GrTexture*[]) { |
| 428 | GrGeometryProcessor* gp; |
commit-bot@chromium.org | cabf4b2 | 2014-03-05 18:27:43 +0000 | [diff] [blame] | 429 | do { |
joshualitt | b0a8a37 | 2014-09-23 09:50:21 -0700 | [diff] [blame] | 430 | GrPrimitiveEdgeType edgeType = static_cast<GrPrimitiveEdgeType>( |
| 431 | random->nextULessThan(kGrProcessorEdgeTypeCnt)); |
joshualitt | 8059eb9 | 2014-12-29 15:10:07 -0800 | [diff] [blame] | 432 | gp = GrQuadEffect::Create(GrRandomColor(random), |
joshualitt | 4eaf9ce | 2015-04-28 13:31:18 -0700 | [diff] [blame] | 433 | GrTest::TestMatrix(random), |
joshualitt | 8059eb9 | 2014-12-29 15:10:07 -0800 | [diff] [blame] | 434 | edgeType, caps, |
joshualitt | 4eaf9ce | 2015-04-28 13:31:18 -0700 | [diff] [blame] | 435 | GrTest::TestMatrix(random)); |
joshualitt | b0a8a37 | 2014-09-23 09:50:21 -0700 | [diff] [blame] | 436 | } while (NULL == gp); |
| 437 | return gp; |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 438 | } |
| 439 | |
| 440 | ////////////////////////////////////////////////////////////////////////////// |
| 441 | // Cubic |
| 442 | ////////////////////////////////////////////////////////////////////////////// |
| 443 | |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 444 | struct CubicBatchTracker { |
| 445 | GrGPInput fInputColorType; |
| 446 | GrColor fColor; |
joshualitt | 290c09b | 2014-12-19 13:45:20 -0800 | [diff] [blame] | 447 | bool fUsesLocalCoords; |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 448 | }; |
| 449 | |
joshualitt | 249af15 | 2014-09-15 11:41:13 -0700 | [diff] [blame] | 450 | class GrGLCubicEffect : public GrGLGeometryProcessor { |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 451 | public: |
joshualitt | eb2a676 | 2014-12-04 11:35:33 -0800 | [diff] [blame] | 452 | GrGLCubicEffect(const GrGeometryProcessor&, |
joshualitt | 87f48d9 | 2014-12-04 10:41:40 -0800 | [diff] [blame] | 453 | const GrBatchTracker&); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 454 | |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 455 | void onEmitCode(EmitArgs&, GrGPArgs*) override; |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 456 | |
joshualitt | 87f48d9 | 2014-12-04 10:41:40 -0800 | [diff] [blame] | 457 | static inline void GenKey(const GrGeometryProcessor&, |
| 458 | const GrBatchTracker&, |
jvanverth | cfc1886 | 2015-04-28 08:48:20 -0700 | [diff] [blame] | 459 | const GrGLSLCaps&, |
joshualitt | 87f48d9 | 2014-12-04 10:41:40 -0800 | [diff] [blame] | 460 | GrProcessorKeyBuilder*); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 461 | |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 462 | virtual void setData(const GrGLProgramDataManager& pdman, |
joshualitt | ee2af95 | 2014-12-30 09:04:15 -0800 | [diff] [blame] | 463 | const GrPrimitiveProcessor& primProc, |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 464 | const GrBatchTracker& bt) override { |
joshualitt | e578a95 | 2015-05-14 10:09:13 -0700 | [diff] [blame^] | 465 | const GrCubicEffect& ce = primProc.cast<GrCubicEffect>(); |
| 466 | this->setUniformViewMatrix(pdman, ce.viewMatrix()); |
joshualitt | ee2af95 | 2014-12-30 09:04:15 -0800 | [diff] [blame] | 467 | |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 468 | const CubicBatchTracker& local = bt.cast<CubicBatchTracker>(); |
| 469 | if (kUniform_GrGPInput == local.fInputColorType && local.fColor != fColor) { |
| 470 | GrGLfloat c[4]; |
| 471 | GrColorToRGBAFloat(local.fColor, c); |
| 472 | pdman.set4fv(fColorUniform, 1, c); |
| 473 | fColor = local.fColor; |
| 474 | } |
| 475 | } |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 476 | |
| 477 | private: |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 478 | GrColor fColor; |
joshualitt | b0a8a37 | 2014-09-23 09:50:21 -0700 | [diff] [blame] | 479 | GrPrimitiveEdgeType fEdgeType; |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 480 | UniformHandle fColorUniform; |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 481 | |
joshualitt | 249af15 | 2014-09-15 11:41:13 -0700 | [diff] [blame] | 482 | typedef GrGLGeometryProcessor INHERITED; |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 483 | }; |
skia.committer@gmail.com | 44a77c8 | 2013-08-23 07:01:29 +0000 | [diff] [blame] | 484 | |
joshualitt | eb2a676 | 2014-12-04 11:35:33 -0800 | [diff] [blame] | 485 | GrGLCubicEffect::GrGLCubicEffect(const GrGeometryProcessor& processor, |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 486 | const GrBatchTracker&) |
| 487 | : fColor(GrColor_ILLEGAL) { |
joshualitt | b0a8a37 | 2014-09-23 09:50:21 -0700 | [diff] [blame] | 488 | const GrCubicEffect& ce = processor.cast<GrCubicEffect>(); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 489 | fEdgeType = ce.getEdgeType(); |
| 490 | } |
| 491 | |
robertphillips | 46d36f0 | 2015-01-18 08:14:14 -0800 | [diff] [blame] | 492 | void GrGLCubicEffect::onEmitCode(EmitArgs& args, GrGPArgs* gpArgs) { |
joshualitt | c369e7c | 2014-10-22 10:56:26 -0700 | [diff] [blame] | 493 | GrGLVertexBuilder* vsBuilder = args.fPB->getVertexShaderBuilder(); |
joshualitt | 2dd1ae0 | 2014-12-03 06:24:10 -0800 | [diff] [blame] | 494 | const GrCubicEffect& gp = args.fGP.cast<GrCubicEffect>(); |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 495 | const CubicBatchTracker& local = args.fBT.cast<CubicBatchTracker>(); |
joshualitt | 2dd1ae0 | 2014-12-03 06:24:10 -0800 | [diff] [blame] | 496 | |
joshualitt | abb52a1 | 2015-01-13 15:02:10 -0800 | [diff] [blame] | 497 | // emit attributes |
| 498 | vsBuilder->emitAttributes(gp); |
| 499 | |
joshualitt | 2dd1ae0 | 2014-12-03 06:24:10 -0800 | [diff] [blame] | 500 | GrGLVertToFrag v(kVec4f_GrSLType); |
bsalomon | c0bd648 | 2014-12-09 10:04:14 -0800 | [diff] [blame] | 501 | args.fPB->addVarying("CubicCoeffs", &v, kHigh_GrSLPrecision); |
joshualitt | 2dd1ae0 | 2014-12-03 06:24:10 -0800 | [diff] [blame] | 502 | vsBuilder->codeAppendf("%s = %s;", v.vsOut(), gp.inCubicCoeffs()->fName); |
| 503 | |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 504 | // Setup pass through color |
| 505 | this->setupColorPassThrough(args.fPB, local.fInputColorType, args.fOutputColor, NULL, |
| 506 | &fColorUniform); |
| 507 | |
joshualitt | abb52a1 | 2015-01-13 15:02:10 -0800 | [diff] [blame] | 508 | // Setup position |
joshualitt | dd21987 | 2015-02-12 14:48:42 -0800 | [diff] [blame] | 509 | this->setupPosition(args.fPB, gpArgs, gp.inPosition()->fName, gp.viewMatrix()); |
joshualitt | 4973d9d | 2014-11-08 09:24:25 -0800 | [diff] [blame] | 510 | |
joshualitt | abb52a1 | 2015-01-13 15:02:10 -0800 | [diff] [blame] | 511 | // emit transforms with position |
robertphillips | 46d36f0 | 2015-01-18 08:14:14 -0800 | [diff] [blame] | 512 | this->emitTransforms(args.fPB, gpArgs->fPositionVar, gp.inPosition()->fName, gp.localMatrix(), |
joshualitt | abb52a1 | 2015-01-13 15:02:10 -0800 | [diff] [blame] | 513 | args.fTransformsIn, args.fTransformsOut); |
| 514 | |
egdaniel | 29bee0f | 2015-04-29 11:54:42 -0700 | [diff] [blame] | 515 | GrGLFragmentBuilder* fsBuilder = args.fPB->getFragmentShaderBuilder(); |
egdaniel | 9bd5bbf | 2014-08-29 11:12:30 -0700 | [diff] [blame] | 516 | |
bsalomon | c0bd648 | 2014-12-09 10:04:14 -0800 | [diff] [blame] | 517 | GrGLShaderVar edgeAlpha("edgeAlpha", kFloat_GrSLType, 0, kHigh_GrSLPrecision); |
| 518 | GrGLShaderVar dklmdx("dklmdx", kVec3f_GrSLType, 0, kHigh_GrSLPrecision); |
| 519 | GrGLShaderVar dklmdy("dklmdy", kVec3f_GrSLType, 0, kHigh_GrSLPrecision); |
| 520 | GrGLShaderVar dfdx("dfdx", kFloat_GrSLType, 0, kHigh_GrSLPrecision); |
| 521 | GrGLShaderVar dfdy("dfdy", kFloat_GrSLType, 0, kHigh_GrSLPrecision); |
| 522 | GrGLShaderVar gF("gF", kVec2f_GrSLType, 0, kHigh_GrSLPrecision); |
| 523 | GrGLShaderVar gFM("gFM", kFloat_GrSLType, 0, kHigh_GrSLPrecision); |
| 524 | GrGLShaderVar func("func", kFloat_GrSLType, 0, kHigh_GrSLPrecision); |
egdaniel | 9bd5bbf | 2014-08-29 11:12:30 -0700 | [diff] [blame] | 525 | |
| 526 | fsBuilder->declAppend(edgeAlpha); |
| 527 | fsBuilder->declAppend(dklmdx); |
| 528 | fsBuilder->declAppend(dklmdy); |
| 529 | fsBuilder->declAppend(dfdx); |
| 530 | fsBuilder->declAppend(dfdy); |
| 531 | fsBuilder->declAppend(gF); |
| 532 | fsBuilder->declAppend(gFM); |
| 533 | fsBuilder->declAppend(func); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 534 | |
| 535 | switch (fEdgeType) { |
joshualitt | b0a8a37 | 2014-09-23 09:50:21 -0700 | [diff] [blame] | 536 | case kHairlineAA_GrProcessorEdgeType: { |
joshualitt | 30ba436 | 2014-08-21 20:18:45 -0700 | [diff] [blame] | 537 | SkAssertResult(fsBuilder->enableFeature( |
| 538 | GrGLFragmentShaderBuilder::kStandardDerivatives_GLSLFeature)); |
joshualitt | 74077b9 | 2014-10-24 11:26:03 -0700 | [diff] [blame] | 539 | fsBuilder->codeAppendf("%s = dFdx(%s.xyz);", dklmdx.c_str(), v.fsIn()); |
| 540 | fsBuilder->codeAppendf("%s = dFdy(%s.xyz);", dklmdy.c_str(), v.fsIn()); |
egdaniel | 9bd5bbf | 2014-08-29 11:12:30 -0700 | [diff] [blame] | 541 | fsBuilder->codeAppendf("%s = 3.0 * %s.x * %s.x * %s.x - %s.y * %s.z - %s.z * %s.y;", |
joshualitt | 74077b9 | 2014-10-24 11:26:03 -0700 | [diff] [blame] | 542 | dfdx.c_str(), v.fsIn(), v.fsIn(), dklmdx.c_str(), v.fsIn(), |
| 543 | dklmdx.c_str(), v.fsIn(), dklmdx.c_str()); |
egdaniel | 9bd5bbf | 2014-08-29 11:12:30 -0700 | [diff] [blame] | 544 | fsBuilder->codeAppendf("%s = 3.0 * %s.x * %s.x * %s.x - %s.y * %s.z - %s.z * %s.y;", |
joshualitt | 74077b9 | 2014-10-24 11:26:03 -0700 | [diff] [blame] | 545 | dfdy.c_str(), v.fsIn(), v.fsIn(), dklmdy.c_str(), v.fsIn(), |
| 546 | dklmdy.c_str(), v.fsIn(), dklmdy.c_str()); |
egdaniel | 9bd5bbf | 2014-08-29 11:12:30 -0700 | [diff] [blame] | 547 | fsBuilder->codeAppendf("%s = vec2(%s, %s);", gF.c_str(), dfdx.c_str(), dfdy.c_str()); |
| 548 | fsBuilder->codeAppendf("%s = sqrt(dot(%s, %s));", gFM.c_str(), gF.c_str(), gF.c_str()); |
| 549 | fsBuilder->codeAppendf("%s = %s.x * %s.x * %s.x - %s.y * %s.z;", |
joshualitt | 74077b9 | 2014-10-24 11:26:03 -0700 | [diff] [blame] | 550 | func.c_str(), v.fsIn(), v.fsIn(), v.fsIn(), v.fsIn(), v.fsIn()); |
egdaniel | 9bd5bbf | 2014-08-29 11:12:30 -0700 | [diff] [blame] | 551 | fsBuilder->codeAppendf("%s = abs(%s);", func.c_str(), func.c_str()); |
| 552 | fsBuilder->codeAppendf("%s = %s / %s;", |
| 553 | edgeAlpha.c_str(), func.c_str(), gFM.c_str()); |
| 554 | fsBuilder->codeAppendf("%s = max(1.0 - %s, 0.0);", |
| 555 | edgeAlpha.c_str(), edgeAlpha.c_str()); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 556 | // Add line below for smooth cubic ramp |
egdaniel | 9bd5bbf | 2014-08-29 11:12:30 -0700 | [diff] [blame] | 557 | // fsBuilder->codeAppendf("%s = %s * %s * (3.0 - 2.0 * %s);", |
| 558 | // edgeAlpha.c_str(), edgeAlpha.c_str(), edgeAlpha.c_str(), |
| 559 | // edgeAlpha.c_str()); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 560 | break; |
| 561 | } |
joshualitt | b0a8a37 | 2014-09-23 09:50:21 -0700 | [diff] [blame] | 562 | case kFillAA_GrProcessorEdgeType: { |
joshualitt | 30ba436 | 2014-08-21 20:18:45 -0700 | [diff] [blame] | 563 | SkAssertResult(fsBuilder->enableFeature( |
| 564 | GrGLFragmentShaderBuilder::kStandardDerivatives_GLSLFeature)); |
joshualitt | 74077b9 | 2014-10-24 11:26:03 -0700 | [diff] [blame] | 565 | fsBuilder->codeAppendf("%s = dFdx(%s.xyz);", dklmdx.c_str(), v.fsIn()); |
| 566 | fsBuilder->codeAppendf("%s = dFdy(%s.xyz);", dklmdy.c_str(), v.fsIn()); |
egdaniel | 9bd5bbf | 2014-08-29 11:12:30 -0700 | [diff] [blame] | 567 | fsBuilder->codeAppendf("%s =" |
| 568 | "3.0 * %s.x * %s.x * %s.x - %s.y * %s.z - %s.z * %s.y;", |
joshualitt | 74077b9 | 2014-10-24 11:26:03 -0700 | [diff] [blame] | 569 | dfdx.c_str(), v.fsIn(), v.fsIn(), dklmdx.c_str(), v.fsIn(), |
| 570 | dklmdx.c_str(), v.fsIn(), dklmdx.c_str()); |
egdaniel | 9bd5bbf | 2014-08-29 11:12:30 -0700 | [diff] [blame] | 571 | fsBuilder->codeAppendf("%s = 3.0 * %s.x * %s.x * %s.x - %s.y * %s.z - %s.z * %s.y;", |
joshualitt | 74077b9 | 2014-10-24 11:26:03 -0700 | [diff] [blame] | 572 | dfdy.c_str(), v.fsIn(), v.fsIn(), dklmdy.c_str(), v.fsIn(), |
| 573 | dklmdy.c_str(), v.fsIn(), dklmdy.c_str()); |
egdaniel | 9bd5bbf | 2014-08-29 11:12:30 -0700 | [diff] [blame] | 574 | fsBuilder->codeAppendf("%s = vec2(%s, %s);", gF.c_str(), dfdx.c_str(), dfdy.c_str()); |
| 575 | fsBuilder->codeAppendf("%s = sqrt(dot(%s, %s));", gFM.c_str(), gF.c_str(), gF.c_str()); |
| 576 | fsBuilder->codeAppendf("%s = %s.x * %s.x * %s.x - %s.y * %s.z;", |
joshualitt | 74077b9 | 2014-10-24 11:26:03 -0700 | [diff] [blame] | 577 | func.c_str(), v.fsIn(), v.fsIn(), v.fsIn(), v.fsIn(), v.fsIn()); |
egdaniel | 9bd5bbf | 2014-08-29 11:12:30 -0700 | [diff] [blame] | 578 | fsBuilder->codeAppendf("%s = %s / %s;", |
| 579 | edgeAlpha.c_str(), func.c_str(), gFM.c_str()); |
| 580 | fsBuilder->codeAppendf("%s = clamp(1.0 - %s, 0.0, 1.0);", |
| 581 | edgeAlpha.c_str(), edgeAlpha.c_str()); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 582 | // Add line below for smooth cubic ramp |
egdaniel | 9bd5bbf | 2014-08-29 11:12:30 -0700 | [diff] [blame] | 583 | // fsBuilder->codeAppendf("%s = %s * %s * (3.0 - 2.0 * %s);", |
| 584 | // edgeAlpha.c_str(), edgeAlpha.c_str(), edgeAlpha.c_str(), |
| 585 | // edgeAlpha.c_str()); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 586 | break; |
| 587 | } |
joshualitt | b0a8a37 | 2014-09-23 09:50:21 -0700 | [diff] [blame] | 588 | case kFillBW_GrProcessorEdgeType: { |
egdaniel | 9bd5bbf | 2014-08-29 11:12:30 -0700 | [diff] [blame] | 589 | fsBuilder->codeAppendf("%s = %s.x * %s.x * %s.x - %s.y * %s.z;", |
joshualitt | 74077b9 | 2014-10-24 11:26:03 -0700 | [diff] [blame] | 590 | edgeAlpha.c_str(), v.fsIn(), v.fsIn(), v.fsIn(), v.fsIn(), v.fsIn()); |
egdaniel | 9bd5bbf | 2014-08-29 11:12:30 -0700 | [diff] [blame] | 591 | fsBuilder->codeAppendf("%s = float(%s < 0.0);", edgeAlpha.c_str(), edgeAlpha.c_str()); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 592 | break; |
| 593 | } |
commit-bot@chromium.org | cabf4b2 | 2014-03-05 18:27:43 +0000 | [diff] [blame] | 594 | default: |
commit-bot@chromium.org | 88cb22b | 2014-04-30 14:17:00 +0000 | [diff] [blame] | 595 | SkFAIL("Shouldn't get here"); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 596 | } |
| 597 | |
joshualitt | 2dd1ae0 | 2014-12-03 06:24:10 -0800 | [diff] [blame] | 598 | |
| 599 | fsBuilder->codeAppendf("%s = vec4(%s);", args.fOutputCoverage, edgeAlpha.c_str()); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 600 | } |
| 601 | |
robertphillips | 46d36f0 | 2015-01-18 08:14:14 -0800 | [diff] [blame] | 602 | void GrGLCubicEffect::GenKey(const GrGeometryProcessor& gp, |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 603 | const GrBatchTracker& bt, |
jvanverth | cfc1886 | 2015-04-28 08:48:20 -0700 | [diff] [blame] | 604 | const GrGLSLCaps&, |
joshualitt | b0a8a37 | 2014-09-23 09:50:21 -0700 | [diff] [blame] | 605 | GrProcessorKeyBuilder* b) { |
robertphillips | 46d36f0 | 2015-01-18 08:14:14 -0800 | [diff] [blame] | 606 | const GrCubicEffect& ce = gp.cast<GrCubicEffect>(); |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 607 | const CubicBatchTracker& local = bt.cast<CubicBatchTracker>(); |
bsalomon | 63e99f7 | 2014-07-21 08:03:14 -0700 | [diff] [blame] | 608 | uint32_t key = ce.isAntiAliased() ? (ce.isFilled() ? 0x0 : 0x1) : 0x2; |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 609 | key |= kUniform_GrGPInput == local.fInputColorType ? 0x4 : 0x8; |
robertphillips | 46d36f0 | 2015-01-18 08:14:14 -0800 | [diff] [blame] | 610 | key |= local.fUsesLocalCoords && gp.localMatrix().hasPerspective() ? 0x10 : 0x0; |
joshualitt | e578a95 | 2015-05-14 10:09:13 -0700 | [diff] [blame^] | 611 | key |= ComputePosKey(ce.viewMatrix()) << 5; |
bsalomon | 63e99f7 | 2014-07-21 08:03:14 -0700 | [diff] [blame] | 612 | b->add32(key); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 613 | } |
| 614 | |
| 615 | ////////////////////////////////////////////////////////////////////////////// |
| 616 | |
| 617 | GrCubicEffect::~GrCubicEffect() {} |
| 618 | |
joshualitt | eb2a676 | 2014-12-04 11:35:33 -0800 | [diff] [blame] | 619 | void GrCubicEffect::getGLProcessorKey(const GrBatchTracker& bt, |
jvanverth | cfc1886 | 2015-04-28 08:48:20 -0700 | [diff] [blame] | 620 | const GrGLSLCaps& caps, |
joshualitt | eb2a676 | 2014-12-04 11:35:33 -0800 | [diff] [blame] | 621 | GrProcessorKeyBuilder* b) const { |
| 622 | GrGLCubicEffect::GenKey(*this, bt, caps, b); |
| 623 | } |
| 624 | |
joshualitt | abb52a1 | 2015-01-13 15:02:10 -0800 | [diff] [blame] | 625 | GrGLPrimitiveProcessor* GrCubicEffect::createGLInstance(const GrBatchTracker& bt, |
jvanverth | cfc1886 | 2015-04-28 08:48:20 -0700 | [diff] [blame] | 626 | const GrGLSLCaps&) const { |
joshualitt | eb2a676 | 2014-12-04 11:35:33 -0800 | [diff] [blame] | 627 | return SkNEW_ARGS(GrGLCubicEffect, (*this, bt)); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 628 | } |
| 629 | |
joshualitt | 8059eb9 | 2014-12-29 15:10:07 -0800 | [diff] [blame] | 630 | GrCubicEffect::GrCubicEffect(GrColor color, const SkMatrix& viewMatrix, |
| 631 | GrPrimitiveEdgeType edgeType) |
joshualitt | e578a95 | 2015-05-14 10:09:13 -0700 | [diff] [blame^] | 632 | : fColor(color) |
| 633 | , fViewMatrix(viewMatrix) |
joshualitt | 88c23fc | 2015-05-13 14:18:07 -0700 | [diff] [blame] | 634 | , fEdgeType(edgeType) { |
joshualitt | eb2a676 | 2014-12-04 11:35:33 -0800 | [diff] [blame] | 635 | this->initClassID<GrCubicEffect>(); |
joshualitt | 71c9260 | 2015-01-14 08:12:47 -0800 | [diff] [blame] | 636 | fInPosition = &this->addVertexAttrib(Attribute("inPosition", kVec2f_GrVertexAttribType)); |
| 637 | fInCubicCoeffs = &this->addVertexAttrib(Attribute("inCubicCoeffs", |
joshualitt | 2dd1ae0 | 2014-12-03 06:24:10 -0800 | [diff] [blame] | 638 | kVec4f_GrVertexAttribType)); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 639 | } |
| 640 | |
joshualitt | 4d8da81 | 2015-01-28 12:53:54 -0800 | [diff] [blame] | 641 | void GrCubicEffect::initBatchTracker(GrBatchTracker* bt, const GrPipelineInfo& init) const { |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 642 | CubicBatchTracker* local = bt->cast<CubicBatchTracker>(); |
| 643 | local->fInputColorType = GetColorInputType(&local->fColor, this->color(), init, false); |
joshualitt | 290c09b | 2014-12-19 13:45:20 -0800 | [diff] [blame] | 644 | local->fUsesLocalCoords = init.fUsesLocalCoords; |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 645 | } |
| 646 | |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 647 | ////////////////////////////////////////////////////////////////////////////// |
| 648 | |
joshualitt | b0a8a37 | 2014-09-23 09:50:21 -0700 | [diff] [blame] | 649 | GR_DEFINE_GEOMETRY_PROCESSOR_TEST(GrCubicEffect); |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 650 | |
joshualitt | b0a8a37 | 2014-09-23 09:50:21 -0700 | [diff] [blame] | 651 | GrGeometryProcessor* GrCubicEffect::TestCreate(SkRandom* random, |
| 652 | GrContext*, |
| 653 | const GrDrawTargetCaps& caps, |
| 654 | GrTexture*[]) { |
| 655 | GrGeometryProcessor* gp; |
commit-bot@chromium.org | cabf4b2 | 2014-03-05 18:27:43 +0000 | [diff] [blame] | 656 | do { |
joshualitt | b0a8a37 | 2014-09-23 09:50:21 -0700 | [diff] [blame] | 657 | GrPrimitiveEdgeType edgeType = static_cast<GrPrimitiveEdgeType>( |
| 658 | random->nextULessThan(kGrProcessorEdgeTypeCnt)); |
joshualitt | 8059eb9 | 2014-12-29 15:10:07 -0800 | [diff] [blame] | 659 | gp = GrCubicEffect::Create(GrRandomColor(random), |
joshualitt | 4eaf9ce | 2015-04-28 13:31:18 -0700 | [diff] [blame] | 660 | GrTest::TestMatrix(random), edgeType, caps); |
joshualitt | b0a8a37 | 2014-09-23 09:50:21 -0700 | [diff] [blame] | 661 | } while (NULL == gp); |
| 662 | return gp; |
commit-bot@chromium.org | 07e1c3f | 2013-08-22 20:41:15 +0000 | [diff] [blame] | 663 | } |
egdaniel | 9bd5bbf | 2014-08-29 11:12:30 -0700 | [diff] [blame] | 664 | |