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115 lines
3.9 KiB
115 lines
3.9 KiB
/*
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* Copyright 2013 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 "include/core/SkTypes.h"
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#include "include/core/SkBitmap.h"
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#include "include/core/SkCanvas.h"
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#include "include/core/SkColor.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/SkRRect.h"
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#include "include/core/SkRect.h"
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#include "include/core/SkSurface.h"
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#include "include/effects/SkDashPathEffect.h"
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#include "include/gpu/GrDirectContext.h"
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#include "src/gpu/geometry/GrStyledShape.h"
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#include "tests/Test.h"
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#include <initializer_list>
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static void test_drawPathEmpty(skiatest::Reporter*, SkCanvas* canvas) {
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// Filling an empty path should not crash.
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SkPaint paint;
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SkRect emptyRect = SkRect::MakeEmpty();
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canvas->drawRect(emptyRect, paint);
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canvas->drawPath(SkPath(), paint);
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canvas->drawOval(emptyRect, paint);
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canvas->drawRect(emptyRect, paint);
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canvas->drawRRect(SkRRect::MakeRect(emptyRect), paint);
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// Stroking an empty path should not crash.
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paint.setAntiAlias(true);
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paint.setStyle(SkPaint::kStroke_Style);
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paint.setColor(SK_ColorGRAY);
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paint.setStrokeWidth(SkIntToScalar(20));
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paint.setStrokeJoin(SkPaint::kRound_Join);
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canvas->drawRect(emptyRect, paint);
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canvas->drawPath(SkPath(), paint);
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canvas->drawOval(emptyRect, paint);
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canvas->drawRect(emptyRect, paint);
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canvas->drawRRect(SkRRect::MakeRect(emptyRect), paint);
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}
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static void fill_and_stroke(SkCanvas* canvas, const SkPath& p1, const SkPath& p2,
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sk_sp<SkPathEffect> effect) {
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SkPaint paint;
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paint.setAntiAlias(true);
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paint.setPathEffect(effect);
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canvas->drawPath(p1, paint);
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canvas->drawPath(p2, paint);
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paint.setStyle(SkPaint::kStroke_Style);
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canvas->drawPath(p1, paint);
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canvas->drawPath(p2, paint);
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}
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static void test_drawSameRectOvals(skiatest::Reporter*, SkCanvas* canvas) {
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// Drawing ovals with similar bounds but different points order should not crash.
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SkPath oval1, oval2;
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const SkRect rect = SkRect::MakeWH(100, 50);
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oval1.addOval(rect, SkPathDirection::kCW);
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oval2.addOval(rect, SkPathDirection::kCCW);
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fill_and_stroke(canvas, oval1, oval2, nullptr);
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const SkScalar intervals[] = { 1, 1 };
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fill_and_stroke(canvas, oval1, oval2, SkDashPathEffect::Make(intervals, 2, 0));
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}
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DEF_GPUTEST_FOR_ALL_GL_CONTEXTS(GpuDrawPath, reporter, ctxInfo) {
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for (auto& test_func : { &test_drawPathEmpty, &test_drawSameRectOvals }) {
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for (auto& sampleCount : {1, 4, 16}) {
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SkImageInfo info = SkImageInfo::MakeN32Premul(255, 255);
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auto surface(
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SkSurface::MakeRenderTarget(ctxInfo.directContext(), SkBudgeted::kNo, info,
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sampleCount, nullptr));
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if (!surface) {
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continue;
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}
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test_func(reporter, surface->getCanvas());
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}
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}
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}
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DEF_GPUTEST_FOR_ALL_CONTEXTS(GrDrawCollapsedPath, reporter, ctxInfo) {
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// From https://bugs.fuchsia.dev/p/fuchsia/issues/detail?id=37330, it's possible for a convex
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// path to be accepted by AAConvexPathRenderer, then be transformed to something without a
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// computable first direction by a perspective matrix.
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SkImageInfo info = SkImageInfo::MakeN32Premul(100, 100);
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auto surface(SkSurface::MakeRenderTarget(ctxInfo.directContext(), SkBudgeted::kNo, info));
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SkPaint paint;
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paint.setAntiAlias(true);
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SkPath path;
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path.moveTo(0, 0);
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path.lineTo(50, 0);
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path.lineTo(0, 50);
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path.close();
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SkMatrix m;
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m.setAll( 0.966006875f , -0.125156224f , 72.0899811f,
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-0.00885376986f , -0.112347461f , 64.7121124f,
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-8.94321693e-06f, -0.00173384184f, 0.998692870f);
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surface->getCanvas()->setMatrix(m);
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surface->getCanvas()->drawPath(path, paint);
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surface->flushAndSubmit();
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}
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