74 lines
2.0 KiB
C++
74 lines
2.0 KiB
C++
/*
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* Copyright 2018 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "gm/gm.h"
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#include "include/core/SkCanvas.h"
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#include "include/core/SkPaint.h"
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#include "include/core/SkPath.h"
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#include "include/core/SkRect.h"
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#include "include/core/SkRefCnt.h"
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#include "include/core/SkSurface.h"
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DEF_SIMPLE_GM(path_huge_crbug_800804, canvas, 50, 600) {
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SkPaint paint;
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paint.setAntiAlias(true);
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paint.setStyle(SkPaint::kStroke_Style);
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// exercise various special-cases (e.g. hairlines or not)
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const float widths[] = { 0.9f, 1.0f, 1.1f };
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SkPath path;
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for (float w : widths) {
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paint.setStrokeWidth(w);
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path.reset();
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path.moveTo(-1000,12345678901234567890.f);
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path.lineTo(10.5f,200);
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canvas->drawPath(path, paint);
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path.reset();
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path.moveTo(30.5f,400);
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path.lineTo(1000,-9.8765432109876543210e+19f);
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canvas->drawPath(path, paint);
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canvas->translate(3, 0);
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}
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}
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// Test that we can draw into a huge surface ( > 64K ) and still retain paths and antialiasing.
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DEF_SIMPLE_GM(path_huge_aa, canvas, 200, 200) {
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auto proc = [](SkCanvas* canvas, int w, int h) {
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SkAutoCanvasRestore acr(canvas, true);
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auto surf = SkSurface::MakeRasterN32Premul(w, h);
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auto can = surf->getCanvas();
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SkPaint paint;
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SkPath path;
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path.addRoundRect(SkRect::MakeXYWH(4, 4, w - 8, h - 8), 12, 12);
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canvas->save();
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canvas->clipRect(SkRect::MakeXYWH(4, 4, 64, 64));
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can->drawPath(path, paint);
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surf->draw(canvas, 64 - w, 0);
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canvas->restore();
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canvas->translate(80, 0);
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canvas->save();
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canvas->clipRect(SkRect::MakeXYWH(4, 4, 64, 64));
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can->clear(0);
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paint.setAntiAlias(true);
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can->drawPath(path, paint);
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surf->draw(canvas, 64 - w, 0);
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canvas->restore();
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};
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proc(canvas, 100, 60);
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canvas->translate(0, 80);
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proc(canvas, 100 * 1024, 60);
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}
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