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1 /* | 1 /* |
2 * Copyright 2013 Google Inc. | 2 * Copyright 2013 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #include "GrBezierEffect.h" | 8 #include "GrBezierEffect.h" |
9 | 9 |
10 #include "gl/GrGLProcessor.h" | 10 #include "gl/GrGLProcessor.h" |
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346 const GrBatchTracker&) { | 346 const GrBatchTracker&) { |
347 const GrCubicEffect& ce = processor.cast<GrCubicEffect>(); | 347 const GrCubicEffect& ce = processor.cast<GrCubicEffect>(); |
348 fEdgeType = ce.getEdgeType(); | 348 fEdgeType = ce.getEdgeType(); |
349 } | 349 } |
350 | 350 |
351 void GrGLCubicEffect::emitCode(const EmitArgs& args) { | 351 void GrGLCubicEffect::emitCode(const EmitArgs& args) { |
352 GrGLVertexBuilder* vsBuilder = args.fPB->getVertexShaderBuilder(); | 352 GrGLVertexBuilder* vsBuilder = args.fPB->getVertexShaderBuilder(); |
353 const GrCubicEffect& gp = args.fGP.cast<GrCubicEffect>(); | 353 const GrCubicEffect& gp = args.fGP.cast<GrCubicEffect>(); |
354 | 354 |
355 GrGLVertToFrag v(kVec4f_GrSLType); | 355 GrGLVertToFrag v(kVec4f_GrSLType); |
356 args.fPB->addVarying("CubicCoeffs", &v, GrGLShaderVar::kHigh_Precision); | 356 args.fPB->addVarying("CubicCoeffs", &v, kHigh_GrSLPrecision); |
357 vsBuilder->codeAppendf("%s = %s;", v.vsOut(), gp.inCubicCoeffs()->fName); | 357 vsBuilder->codeAppendf("%s = %s;", v.vsOut(), gp.inCubicCoeffs()->fName); |
358 | 358 |
359 // setup coord outputs | 359 // setup coord outputs |
360 vsBuilder->codeAppendf("%s = %s;", vsBuilder->positionCoords(), gp.inPositio
n()->fName); | 360 vsBuilder->codeAppendf("%s = %s;", vsBuilder->positionCoords(), gp.inPositio
n()->fName); |
361 vsBuilder->codeAppendf("%s = %s;", vsBuilder->localCoords(), gp.inPosition()
->fName); | 361 vsBuilder->codeAppendf("%s = %s;", vsBuilder->localCoords(), gp.inPosition()
->fName); |
362 | 362 |
363 // setup position varying | 363 // setup position varying |
364 vsBuilder->codeAppendf("%s = %s * vec3(%s, 1);", vsBuilder->glPosition(), vs
Builder->uViewM(), | 364 vsBuilder->codeAppendf("%s = %s * vec3(%s, 1);", vsBuilder->glPosition(), vs
Builder->uViewM(), |
365 gp.inPosition()->fName); | 365 gp.inPosition()->fName); |
366 | 366 |
367 GrGLGPFragmentBuilder* fsBuilder = args.fPB->getFragmentShaderBuilder(); | 367 GrGLGPFragmentBuilder* fsBuilder = args.fPB->getFragmentShaderBuilder(); |
368 | 368 |
369 GrGLShaderVar edgeAlpha("edgeAlpha", kFloat_GrSLType, 0, GrGLShaderVar::kHig
h_Precision); | 369 GrGLShaderVar edgeAlpha("edgeAlpha", kFloat_GrSLType, 0, kHigh_GrSLPrecision
); |
370 GrGLShaderVar dklmdx("dklmdx", kVec3f_GrSLType, 0, GrGLShaderVar::kHigh_Prec
ision); | 370 GrGLShaderVar dklmdx("dklmdx", kVec3f_GrSLType, 0, kHigh_GrSLPrecision); |
371 GrGLShaderVar dklmdy("dklmdy", kVec3f_GrSLType, 0, GrGLShaderVar::kHigh_Prec
ision); | 371 GrGLShaderVar dklmdy("dklmdy", kVec3f_GrSLType, 0, kHigh_GrSLPrecision); |
372 GrGLShaderVar dfdx("dfdx", kFloat_GrSLType, 0, GrGLShaderVar::kHigh_Precisio
n); | 372 GrGLShaderVar dfdx("dfdx", kFloat_GrSLType, 0, kHigh_GrSLPrecision); |
373 GrGLShaderVar dfdy("dfdy", kFloat_GrSLType, 0, GrGLShaderVar::kHigh_Precisio
n); | 373 GrGLShaderVar dfdy("dfdy", kFloat_GrSLType, 0, kHigh_GrSLPrecision); |
374 GrGLShaderVar gF("gF", kVec2f_GrSLType, 0, GrGLShaderVar::kHigh_Precision); | 374 GrGLShaderVar gF("gF", kVec2f_GrSLType, 0, kHigh_GrSLPrecision); |
375 GrGLShaderVar gFM("gFM", kFloat_GrSLType, 0, GrGLShaderVar::kHigh_Precision)
; | 375 GrGLShaderVar gFM("gFM", kFloat_GrSLType, 0, kHigh_GrSLPrecision); |
376 GrGLShaderVar func("func", kFloat_GrSLType, 0, GrGLShaderVar::kHigh_Precisio
n); | 376 GrGLShaderVar func("func", kFloat_GrSLType, 0, kHigh_GrSLPrecision); |
377 | 377 |
378 fsBuilder->declAppend(edgeAlpha); | 378 fsBuilder->declAppend(edgeAlpha); |
379 fsBuilder->declAppend(dklmdx); | 379 fsBuilder->declAppend(dklmdx); |
380 fsBuilder->declAppend(dklmdy); | 380 fsBuilder->declAppend(dklmdy); |
381 fsBuilder->declAppend(dfdx); | 381 fsBuilder->declAppend(dfdx); |
382 fsBuilder->declAppend(dfdy); | 382 fsBuilder->declAppend(dfdy); |
383 fsBuilder->declAppend(gF); | 383 fsBuilder->declAppend(gF); |
384 fsBuilder->declAppend(gFM); | 384 fsBuilder->declAppend(gFM); |
385 fsBuilder->declAppend(func); | 385 fsBuilder->declAppend(func); |
386 | 386 |
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497 GrTexture*[]) { | 497 GrTexture*[]) { |
498 GrGeometryProcessor* gp; | 498 GrGeometryProcessor* gp; |
499 do { | 499 do { |
500 GrPrimitiveEdgeType edgeType = static_cast<GrPrimitiveEdgeType>( | 500 GrPrimitiveEdgeType edgeType = static_cast<GrPrimitiveEdgeType>( |
501 random->nextULessThan(kGrPro
cessorEdgeTypeCnt)); | 501 random->nextULessThan(kGrPro
cessorEdgeTypeCnt)); |
502 gp = GrCubicEffect::Create(edgeType, caps); | 502 gp = GrCubicEffect::Create(edgeType, caps); |
503 } while (NULL == gp); | 503 } while (NULL == gp); |
504 return gp; | 504 return gp; |
505 } | 505 } |
506 | 506 |
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