text: // Copyright 2020 Google LLC.
  // Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
  #include "tools/fiddle/examples.h"
  REG_FIDDLE(gamma_mask_filter, 256, 256, false, 0) {
  void draw(SkCanvas* canvas) {
      const char text[] = "Skia";
      canvas->drawColor(SK_ColorWHITE);
  
      SkFont font(nullptr, 80);
      SkPaint paint;
      paint.setAntiAlias(true);
  
      canvas->drawString(text, 16, 80, font, paint);
  
      paint.setMaskFilter(sk_sp<SkMaskFilter>(SkTableMaskFilter::CreateGamma(4.0f)));
      canvas->drawString(text, 16, 160, font, paint);
  
      paint.setMaskFilter(sk_sp<SkMaskFilter>(SkTableMaskFilter::CreateGamma(0.25f)));
      canvas->drawString(text, 16, 240, font, paint);
  }
  }  // END FIDDLE
  