Move gaussianBlur functionality to src\effects

src/effects/SkBlurMaskFilter.cpp

 
 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkBlurMaskFilter.h"
 #include "SkBlurMask.h"
+#include "SkGpuBlurUtils.h"
 #include "SkFlattenableBuffers.h"
 #include "SkMaskFilter.h"
 #include "SkRTConf.h"
 #include "SkStringUtils.h"
 #include "SkStrokeRec.h"
 
 #if SK_SUPPORT_GPU
 #include "GrContext.h"
 #include "GrTexture.h"
 #include "effects/GrSimpleTextureEffect.h"
@@ skipping 382 matching lines @@
     GrContext::AutoWideOpenIdentityDraw awo(context, NULL);
 
     SkScalar xformedRadius = this->computeXformedRadius(context->getMatrix());
     SkASSERT(xformedRadius > 0);
 
     float sigma = SkScalarToFloat(xformedRadius) * kBLUR_SIGMA_SCALE;
 
     // If we're doing a normal blur, we can clobber the pathTexture in the
     // gaussianBlur.  Otherwise, we need to save it for later compositing.
     bool isNormalBlur = (SkBlurMaskFilter::kNormal_BlurStyle == fBlurStyle);
-    *result = context->gaussianBlur(src, isNormalBlur && canOverwriteSrc,
-                                    clipRect, sigma, sigma);
+    *result = SkGpuBlurUtils::GaussianBlur(context, src, isNormalBlur && canOverwriteSrc,
+                                           clipRect, sigma, sigma);
     if (NULL == *result) {
         return false;
     }
 
     if (!isNormalBlur) {
         context->setIdentityMatrix();
         GrPaint paint;
         SkMatrix matrix;
         matrix.setIDiv(src->width(), src->height());
         // Blend pathTexture over blurTexture.
@@ skipping 45 matching lines @@
     } else {
         str->append("None");
     }
     str->append("))");
 }
 #endif
 
 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_START(SkBlurMaskFilter)
     SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkBlurMaskFilterImpl)
 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_END