skia2/docs/examples/blurbug.cpp

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// 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(blurbug, 256, 256, false, 0) {
void draw(SkCanvas* canvas) {
uint8_t pixels[][8] = {{0x00, 0x00, 0x00, 0xFF, 0xFF, 0x00, 0x00, 0x00},
{0x00, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00},
{0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x00},
{0xFF, 0xFF, 0x00, 0xFF, 0xFF, 0x00, 0xFF, 0xFF},
{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
{0x00, 0x00, 0xFF, 0x00, 0x00, 0xFF, 0x00, 0x00},
{0x00, 0xFF, 0x00, 0x00, 0x00, 0x00, 0xFF, 0x00},
{0x00, 0x00, 0xFF, 0x00, 0x00, 0xFF, 0x00, 0x00}};
SkBitmap bitmap;
bitmap.installPixels(SkImageInfo::MakeA8(8, 8), (void*)pixels, sizeof(pixels[0]));
SkPaint paint;
paint.setMaskFilter(SkMaskFilter::MakeBlur(kSolid_SkBlurStyle, 3));
for (auto color : {SK_ColorRED, SK_ColorBLUE, 0xFF007F00}) {
paint.setColor(color);
canvas->drawBitmapRect(bitmap, SkRect::MakeWH(8, 8), SkRect::MakeWH(32, 32), &paint);
canvas->translate(48, 0);
}
}
} // END FIDDLE