Add SkSourceGammaTreatment enum so we know how to create mips

src/effects/gradients/SkTwoPointConicalGradient_gpu.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkTwoPointConicalGradient_gpu.h"
 
 #include "SkTwoPointConicalGradient.h"
@@ skipping 191 matching lines @@
     radius2 = radius1 + diffLen;
 
     SkColor colors[kMaxRandomGradientColors];
     SkScalar stopsArray[kMaxRandomGradientColors];
     SkScalar* stops = stopsArray;
     SkShader::TileMode tm;
     int colorCount = RandomGradientParams(d->fRandom, colors, &stops, &tm);
     auto shader = SkGradientShader::MakeTwoPointConical(center1, radius1, center2, radius2,
                                                         colors, stops, colorCount, tm);
     const GrFragmentProcessor* fp = shader->asFragmentProcessor(d->fContext,
-        GrTest::TestMatrix(d->fRandom), NULL, kNone_SkFilterQuality);
+        GrTest::TestMatrix(d->fRandom), NULL, kNone_SkFilterQuality,
+        SkSourceGammaTreatment::kRespect);
     GrAlwaysAssert(fp);
     return fp;
 }
 
 GLEdge2PtConicalEffect::GLEdge2PtConicalEffect(const GrProcessor&)
     : fVSVaryingName(nullptr)
     , fFSVaryingName(nullptr)
     , fCachedRadius(-SK_ScalarMax)
     , fCachedDiffRadius(-SK_ScalarMax) {}
 
@@ skipping 254 matching lines @@
         radius2 = d->fRandom->nextRangeF(0.f, diffLen);
 
     SkColor colors[kMaxRandomGradientColors];
     SkScalar stopsArray[kMaxRandomGradientColors];
     SkScalar* stops = stopsArray;
     SkShader::TileMode tm;
     int colorCount = RandomGradientParams(d->fRandom, colors, &stops, &tm);
     auto shader = SkGradientShader::MakeTwoPointConical(center1, radius1, center2, radius2,
                                                         colors, stops, colorCount, tm);
     const GrFragmentProcessor* fp = shader->asFragmentProcessor(d->fContext,
-        GrTest::TestMatrix(d->fRandom), NULL, kNone_SkFilterQuality);
+        GrTest::TestMatrix(d->fRandom), NULL, kNone_SkFilterQuality,
+        SkSourceGammaTreatment::kRespect);
     GrAlwaysAssert(fp);
     return fp;
 }
 
 GLFocalOutside2PtConicalEffect::GLFocalOutside2PtConicalEffect(const GrProcessor& processor)
     : fVSVaryingName(nullptr)
     , fFSVaryingName(nullptr)
     , fCachedFocal(SK_ScalarMax) {
     const FocalOutside2PtConicalEffect& data = processor.cast<FocalOutside2PtConicalEffect>();
     fIsFlipped = data.isFlipped();
@@ skipping 185 matching lines @@
     } while (radius1 == radius2 && center1 == center2);
 
     SkColor colors[kMaxRandomGradientColors];
     SkScalar stopsArray[kMaxRandomGradientColors];
     SkScalar* stops = stopsArray;
     SkShader::TileMode tm;
     int colorCount = RandomGradientParams(d->fRandom, colors, &stops, &tm);
     auto shader = SkGradientShader::MakeTwoPointConical(center1, radius1, center2, radius2,
                                                         colors, stops, colorCount, tm);
     const GrFragmentProcessor* fp = shader->asFragmentProcessor(d->fContext,
-        GrTest::TestMatrix(d->fRandom), NULL, kNone_SkFilterQuality);
+        GrTest::TestMatrix(d->fRandom), NULL, kNone_SkFilterQuality,
+        SkSourceGammaTreatment::kRespect);
     GrAlwaysAssert(fp);
     return fp;
 }
 
 GLFocalInside2PtConicalEffect::GLFocalInside2PtConicalEffect(const GrProcessor&)
     : fVSVaryingName(nullptr)
     , fFSVaryingName(nullptr)
     , fCachedFocal(SK_ScalarMax) {}
 
 void GLFocalInside2PtConicalEffect::emitCode(EmitArgs& args) {
@@ skipping 225 matching lines @@
     } while (radius1 == radius2 && center1 == center2);
 
     SkColor colors[kMaxRandomGradientColors];
     SkScalar stopsArray[kMaxRandomGradientColors];
     SkScalar* stops = stopsArray;
     SkShader::TileMode tm;
     int colorCount = RandomGradientParams(d->fRandom, colors, &stops, &tm);
     auto shader = SkGradientShader::MakeTwoPointConical(center1, radius1, center2, radius2,
                                                         colors, stops, colorCount, tm);
     const GrFragmentProcessor* fp = shader->asFragmentProcessor(d->fContext,
-        GrTest::TestMatrix(d->fRandom), NULL, kNone_SkFilterQuality);
+        GrTest::TestMatrix(d->fRandom), NULL, kNone_SkFilterQuality,
+        SkSourceGammaTreatment::kRespect);
     GrAlwaysAssert(fp);
     return fp;
 }
 
 GLCircleInside2PtConicalEffect::GLCircleInside2PtConicalEffect(const GrProcessor& processor)
     : fVSVaryingName(nullptr)
     , fFSVaryingName(nullptr)
     , fCachedCenterX(SK_ScalarMax)
     , fCachedCenterY(SK_ScalarMax)
     , fCachedA(SK_ScalarMax)
@@ skipping 210 matching lines @@
     radius2 = radius1 + d->fRandom->nextRangeF(0.f, diffLen);
 
     SkColor colors[kMaxRandomGradientColors];
     SkScalar stopsArray[kMaxRandomGradientColors];
     SkScalar* stops = stopsArray;
     SkShader::TileMode tm;
     int colorCount = RandomGradientParams(d->fRandom, colors, &stops, &tm);
     auto shader = SkGradientShader::MakeTwoPointConical(center1, radius1, center2, radius2,
                                                         colors, stops, colorCount, tm);
     const GrFragmentProcessor* fp = shader->asFragmentProcessor(
-        d->fContext,GrTest::TestMatrix(d->fRandom), NULL, kNone_SkFilterQuality);
+        d->fContext,GrTest::TestMatrix(d->fRandom), NULL, kNone_SkFilterQuality,
+        SkSourceGammaTreatment::kRespect);
     GrAlwaysAssert(fp);
     return fp;
 }
 
 GLCircleOutside2PtConicalEffect::GLCircleOutside2PtConicalEffect(const GrProcessor& processor)
     : fVSVaryingName(nullptr)
     , fFSVaryingName(nullptr)
     , fCachedCenterX(SK_ScalarMax)
     , fCachedCenterY(SK_ScalarMax)
     , fCachedA(SK_ScalarMax)
@@ skipping 141 matching lines @@
         return CircleInside2PtConicalEffect::Create(ctx, shader, matrix, tm, info);
     } else if (type == kEdge_ConicalType) {
         set_matrix_edge_conical(shader, &matrix);
         return Edge2PtConicalEffect::Create(ctx, shader, matrix, tm);
     } else {
         return CircleOutside2PtConicalEffect::Create(ctx, shader, matrix, tm, info);
     }
 }
 
 #endif