remove view matrix from context

src/effects/SkPerlinNoiseShader.cpp

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkDither.h"
 #include "SkPerlinNoiseShader.h"
 #include "SkColorFilter.h"
@@ skipping 608 matching lines @@
 
     SkShader* shader = random->nextBool() ?
         SkPerlinNoiseShader::CreateFractalNoise(baseFrequencyX, baseFrequencyY, numOctaves, seed,
                                                 stitchTiles ? &tileSize : NULL) :
         SkPerlinNoiseShader::CreateTurbulence(baseFrequencyX, baseFrequencyY, numOctaves, seed,
                                              stitchTiles ? &tileSize : NULL);
 
     SkPaint paint;
     GrColor paintColor;
     GrFragmentProcessor* effect;
-    SkAssertResult(shader->asFragmentProcessor(context, paint, NULL, &paintColor, &effect));
+    SkAssertResult(shader->asFragmentProcessor(context, paint,
+                                               GrProcessorUnitTest::TestMatrix(random), NULL,
+                                               &paintColor, &effect));
 
     SkDELETE(shader);
 
     return effect;
 }
 
 GrGLPerlinNoise::GrGLPerlinNoise(const GrProcessor& processor)
   : fType(processor.cast<GrPerlinNoiseEffect>().type())
   , fStitchTiles(processor.cast<GrPerlinNoiseEffect>().stitchTiles())
   , fNumOctaves(processor.cast<GrPerlinNoiseEffect>().numOctaves()) {
@@ skipping 296 matching lines @@
     if (turbulence.stitchTiles()) {
         const SkPerlinNoiseShader::StitchData& stitchData = turbulence.stitchData();
         pdman.set2f(fStitchDataUni, SkIntToScalar(stitchData.fWidth),
                                    SkIntToScalar(stitchData.fHeight));
     }
 }
 
 /////////////////////////////////////////////////////////////////////
 
 bool SkPerlinNoiseShader::asFragmentProcessor(GrContext* context, const SkPaint& paint,
+                                              const SkMatrix& viewM,
                                               const SkMatrix* externalLocalMatrix,
                                               GrColor* paintColor, GrFragmentProcessor** fp) const {
     SkASSERT(context);
 
     *paintColor = SkColor2GrColorJustAlpha(paint.getColor());
 
     SkMatrix localMatrix = this->getLocalMatrix();
     if (externalLocalMatrix) {
         localMatrix.preConcat(*externalLocalMatrix);
     }
 
-    SkMatrix matrix = context->getMatrix();
+    SkMatrix matrix = viewM;
     matrix.preConcat(localMatrix);
 
     if (0 == fNumOctaves) {
         SkColor clearColor = 0;
         if (kFractalNoise_Type == fType) {
             clearColor = SkColorSetARGB(paint.getAlpha() / 2, 127, 127, 127);
         }
         SkAutoTUnref<SkColorFilter> cf(SkColorFilter::CreateModeFilter(
                                                 clearColor, SkXfermode::kSrc_Mode));
         *fp = cf->asFragmentProcessor(context);
         return true;
     }
 
     // Either we don't stitch tiles, either we have a valid tile size
     SkASSERT(!fStitchTiles || !fTileSize.isEmpty());
 
     SkPerlinNoiseShader::PaintingData* paintingData =
             SkNEW_ARGS(PaintingData, (fTileSize, fSeed, fBaseFrequencyX, fBaseFrequencyY, matrix));
     SkAutoTUnref<GrTexture> permutationsTexture(
         GrRefCachedBitmapTexture(context, paintingData->getPermutationsBitmap(), NULL));
     SkAutoTUnref<GrTexture> noiseTexture(
         GrRefCachedBitmapTexture(context, paintingData->getNoiseBitmap(), NULL));
 
-    SkMatrix m = context->getMatrix();
+    SkMatrix m = viewM;
     m.setTranslateX(-localMatrix.getTranslateX() + SK_Scalar1);
     m.setTranslateY(-localMatrix.getTranslateY() + SK_Scalar1);
     if ((permutationsTexture) && (noiseTexture)) {
         *fp = GrPerlinNoiseEffect::Create(fType,
                                           fNumOctaves,
                                           fStitchTiles,
                                           paintingData,
                                           permutationsTexture, noiseTexture,
                                           m, paint.getAlpha());
     } else {
@@ skipping 38 matching lines @@
     str->append(" seed: ");
     str->appendScalar(fSeed);
     str->append(" stitch tiles: ");
     str->append(fStitchTiles ? "true " : "false ");
 
     this->INHERITED::toString(str);
 
     str->append(")");
 }
 #endif