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29 lines
1.1 KiB
29 lines
1.1 KiB
// Copyright 2019 Google LLC.
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// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
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#include "tools/fiddle/examples.h"
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// HASH=3ba94448a4ba48f926e643baeb5b1016
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REG_FIDDLE(Path_ConvertConicToQuads, 256, 256, false, 0) {
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void draw(SkCanvas* canvas) {
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SkPaint conicPaint;
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conicPaint.setAntiAlias(true);
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conicPaint.setStyle(SkPaint::kStroke_Style);
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SkPaint quadPaint(conicPaint);
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quadPaint.setColor(SK_ColorRED);
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SkPoint conic[] = { {20, 170}, {80, 170}, {80, 230} };
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for (auto weight : { .25f, .5f, .707f, .85f, 1.f } ) {
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SkPoint quads[5];
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SkPath::ConvertConicToQuads(conic[0], conic[1], conic[2], weight, quads, 1);
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SkPath path;
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path.moveTo(conic[0]);
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path.conicTo(conic[1], conic[2], weight);
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canvas->drawPath(path, conicPaint);
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path.rewind();
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path.moveTo(quads[0]);
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path.quadTo(quads[1], quads[2]);
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path.quadTo(quads[3], quads[4]);
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canvas->drawPath(path, quadPaint);
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canvas->translate(50, -50);
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}
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}
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} // END FIDDLE
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