| /* |
| * Copyright 2013 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "include/core/SkTypes.h" |
| |
| #include "include/core/SkBitmap.h" |
| #include "include/core/SkCanvas.h" |
| #include "include/core/SkColor.h" |
| #include "include/core/SkPaint.h" |
| #include "include/core/SkPath.h" |
| #include "include/core/SkRRect.h" |
| #include "include/core/SkRect.h" |
| #include "include/core/SkSurface.h" |
| #include "include/effects/SkDashPathEffect.h" |
| #include "include/gpu/GrDirectContext.h" |
| #include "src/gpu/ganesh/geometry/GrStyledShape.h" |
| #include "tests/Test.h" |
| |
| #include <initializer_list> |
| |
| static void test_drawPathEmpty(skiatest::Reporter*, SkCanvas* canvas) { |
| // Filling an empty path should not crash. |
| SkPaint paint; |
| SkRect emptyRect = SkRect::MakeEmpty(); |
| canvas->drawRect(emptyRect, paint); |
| canvas->drawPath(SkPath(), paint); |
| canvas->drawOval(emptyRect, paint); |
| canvas->drawRect(emptyRect, paint); |
| canvas->drawRRect(SkRRect::MakeRect(emptyRect), paint); |
| |
| // Stroking an empty path should not crash. |
| paint.setAntiAlias(true); |
| paint.setStyle(SkPaint::kStroke_Style); |
| paint.setColor(SK_ColorGRAY); |
| paint.setStrokeWidth(SkIntToScalar(20)); |
| paint.setStrokeJoin(SkPaint::kRound_Join); |
| canvas->drawRect(emptyRect, paint); |
| canvas->drawPath(SkPath(), paint); |
| canvas->drawOval(emptyRect, paint); |
| canvas->drawRect(emptyRect, paint); |
| canvas->drawRRect(SkRRect::MakeRect(emptyRect), paint); |
| } |
| |
| static void fill_and_stroke(SkCanvas* canvas, const SkPath& p1, const SkPath& p2, |
| sk_sp<SkPathEffect> effect) { |
| SkPaint paint; |
| paint.setAntiAlias(true); |
| paint.setPathEffect(effect); |
| |
| canvas->drawPath(p1, paint); |
| canvas->drawPath(p2, paint); |
| |
| paint.setStyle(SkPaint::kStroke_Style); |
| canvas->drawPath(p1, paint); |
| canvas->drawPath(p2, paint); |
| } |
| |
| static void test_drawSameRectOvals(skiatest::Reporter*, SkCanvas* canvas) { |
| // Drawing ovals with similar bounds but different points order should not crash. |
| |
| SkPath oval1, oval2; |
| const SkRect rect = SkRect::MakeWH(100, 50); |
| oval1.addOval(rect, SkPathDirection::kCW); |
| oval2.addOval(rect, SkPathDirection::kCCW); |
| |
| fill_and_stroke(canvas, oval1, oval2, nullptr); |
| |
| const SkScalar intervals[] = { 1, 1 }; |
| fill_and_stroke(canvas, oval1, oval2, SkDashPathEffect::Make(intervals, 2, 0)); |
| } |
| |
| DEF_GPUTEST_FOR_ALL_GL_CONTEXTS(GpuDrawPath, reporter, ctxInfo) { |
| for (auto& test_func : { &test_drawPathEmpty, &test_drawSameRectOvals }) { |
| for (auto& sampleCount : {1, 4, 16}) { |
| SkImageInfo info = SkImageInfo::MakeN32Premul(255, 255); |
| auto surface( |
| SkSurface::MakeRenderTarget(ctxInfo.directContext(), SkBudgeted::kNo, info, |
| sampleCount, nullptr)); |
| if (!surface) { |
| continue; |
| } |
| test_func(reporter, surface->getCanvas()); |
| } |
| } |
| } |
| |
| DEF_GPUTEST_FOR_ALL_CONTEXTS(GrDrawCollapsedPath, reporter, ctxInfo) { |
| // From https://bugs.fuchsia.dev/p/fuchsia/issues/detail?id=37330, it's possible for a convex |
| // path to be accepted by AAConvexPathRenderer, then be transformed to something without a |
| // computable first direction by a perspective matrix. |
| SkImageInfo info = SkImageInfo::MakeN32Premul(100, 100); |
| auto surface(SkSurface::MakeRenderTarget(ctxInfo.directContext(), SkBudgeted::kNo, info)); |
| |
| SkPaint paint; |
| paint.setAntiAlias(true); |
| |
| SkPath path; |
| path.moveTo(0, 0); |
| path.lineTo(50, 0); |
| path.lineTo(0, 50); |
| path.close(); |
| |
| SkMatrix m; |
| m.setAll( 0.966006875f , -0.125156224f , 72.0899811f, |
| -0.00885376986f , -0.112347461f , 64.7121124f, |
| -8.94321693e-06f, -0.00173384184f, 0.998692870f); |
| surface->getCanvas()->setMatrix(m); |
| surface->getCanvas()->drawPath(path, paint); |
| surface->flushAndSubmit(); |
| } |
| |
| DEF_GPUTEST_FOR_ALL_CONTEXTS(PathTest_CrBug1232834, reporter, ctxInfo) { |
| // AAHairlinePathRenderer chops this path to quads that include infinities (and then NaNs). |
| // It used to trigger asserts, now the degenerate quad segments should cause it to be rejected. |
| SkImageInfo info = SkImageInfo::MakeN32Premul(256, 256); |
| auto surface(SkSurface::MakeRenderTarget(ctxInfo.directContext(), SkBudgeted::kNo, info)); |
| |
| SkPaint paint; |
| paint.setAntiAlias(true); |
| paint.setStyle(SkPaint::kStroke_Style); |
| |
| SkPath path; |
| path.moveTo(9.0072E15f, 60); |
| path.cubicTo(0, 3.40282e+38f, 0, 3.40282e+38f, 0, 0); |
| |
| surface->getCanvas()->drawPath(path, paint); |
| surface->flushAndSubmit(); |
| } |