Push sigma-based blur interface into our GMs/benches/tests/samplecode

samplecode/SampleAll.cpp

 
 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 #include "SampleCode.h"
 #include "SkCanvas.h"
 #include "SkView.h"
@@ skipping 61 matching lines @@
         }
     }
 
 private:
     SkPMColor   fMask;
 };
 
 ///////////////////////////////////////////////////////////
 
 static void r0(SkLayerRasterizer* rast, SkPaint& p) {
-    p.setMaskFilter(SkBlurMaskFilter::Create(SkIntToScalar(3),
-                                             SkBlurMaskFilter::kNormal_BlurStyle,
+    p.setMaskFilter(SkBlurMaskFilter::Create(SkBlurMaskFilter::kNormal_BlurStyle,
+                                             SkFloatToScalar(2.23205f),
                                              SkBlurMaskFilter::kNone_BlurFlag))->unref();
     rast->addLayer(p, SkIntToScalar(3), SkIntToScalar(3));
 
     p.setMaskFilter(NULL);
     p.setStyle(SkPaint::kStroke_Style);
     p.setStrokeWidth(SK_Scalar1);
     rast->addLayer(p);
 
     p.setAlpha(0x11);
     p.setStyle(SkPaint::kFill_Style);
@@ skipping 154 matching lines @@
         SkPaint p;
         SkLayerRasterizer*  rast = new SkLayerRasterizer;
 
         p.setAntiAlias(true);
         proc(rast, p);
         paint->setRasterizer(rast)->unref();
     }
 
 #if 1
     SkScalar dir[] = { SK_Scalar1, SK_Scalar1, SK_Scalar1 };
-    paint->setMaskFilter(SkBlurMaskFilter::CreateEmboss(dir,
+    paint->setMaskFilter(SkBlurMaskFilter::CreateEmboss(SkFloatToScalar(2.23205f), dir,
                                                         SK_Scalar1/4,
-                                                        SkIntToScalar(4),
-                                                        SkIntToScalar(3)))->unref();
+                                                        SkIntToScalar(4)))->unref();
     paint->setColor(SK_ColorBLUE);
 #endif
 }
 
 class DemoView : public SampleView {
 public:
     DemoView() {}
 
 protected:
     // overrides from SkEventSink
@@ skipping 107 matching lines @@
             radialRadius, radialColors, radialPos, radialCount,
             radialMode, radialMapper);
 
         SkTransparentShader* transparentShader = new SkTransparentShader();
         SkEmbossMaskFilter::Light light;
         light.fDirection[0] = SK_Scalar1/2;
         light.fDirection[1] = SK_Scalar1/2;
         light.fDirection[2] = SK_Scalar1/3;
         light.fAmbient        = 0x48;
         light.fSpecular        = 0x80;
-        SkScalar radius = SkIntToScalar(12)/5;
-        SkEmbossMaskFilter* embossFilter = new SkEmbossMaskFilter(light, radius);
+        SkScalar sigma = SkFloatToScalar(1.88564f);
+        SkEmbossMaskFilter* embossFilter = new SkEmbossMaskFilter(sigma, light);
 
         SkXfermode* xfermode = SkXfermode::Create(SkXfermode::kXor_Mode);
         SkColorFilter* lightingFilter = SkColorFilter::CreateLightingFilter(
             0xff89bc45, 0xff112233);
 
         canvas->save();
         canvas->translate(SkIntToScalar(0), SkIntToScalar(5));
         paint.setAntiAlias(true);
         paint.setFilterLevel(SkPaint::kLow_FilterLevel);
         // !!! draw through a clip
@@ skipping 240 matching lines @@
 private:
     SkPoint fClickPt;
     SkBitmap fBug, fTb, fTx;
     typedef SampleView INHERITED;
 };
 
 //////////////////////////////////////////////////////////////////////////////
 
 static SkView* MyFactory() { return new DemoView; }
 static SkViewRegister reg(MyFactory);