blob: 6f4976a0d938c49869eddc3bd1df7a77364a2a53 [file] [log] [blame]
/*
* 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/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();
}