GpuDrawPathTest.cpp File Reference

#include "tests/Test.h"
#include "include/core/SkCanvas.h"
#include "include/core/SkColor.h"
#include "include/core/SkImageInfo.h"
#include "include/core/SkMatrix.h"
#include "include/core/SkPaint.h"
#include "include/core/SkPath.h"
#include "include/core/SkPathEffect.h"
#include "include/core/SkPathTypes.h"
#include "include/core/SkRRect.h"
#include "include/core/SkRect.h"
#include "include/core/SkRefCnt.h"
#include "include/core/SkScalar.h"
#include "include/core/SkSurface.h"
#include "include/core/SkTypes.h"
#include "include/effects/SkDashPathEffect.h"
#include "include/gpu/GpuTypes.h"
#include "include/gpu/GrDirectContext.h"
#include "include/gpu/GrTypes.h"
#include "include/gpu/ganesh/SkSurfaceGanesh.h"
#include "tests/CtsEnforcement.h"
#include <initializer_list>

Go to the source code of this file.

Functions
static void	test_drawPathEmpty (skiatest::Reporter *, SkCanvas *canvas)
static void	fill_and_stroke (SkCanvas *canvas, const SkPath &p1, const SkPath &p2, sk_sp< SkPathEffect > effect)
static void	test_drawSameRectOvals (skiatest::Reporter *, SkCanvas *canvas)
	DEF_GANESH_TEST_FOR_GL_CONTEXT (GpuDrawPath, reporter, ctxInfo, CtsEnforcement::kNever)
	DEF_GANESH_TEST_FOR_ALL_CONTEXTS (GrDrawCollapsedPath, reporter, ctxInfo, CtsEnforcement::kApiLevel_T)
	DEF_GANESH_TEST_FOR_ALL_CONTEXTS (PathTest_CrBug1232834, reporter, ctxInfo, CtsEnforcement::kApiLevel_T)

Function Documentation

DEF_GANESH_TEST_FOR_ALL_CONTEXTS() [1/2]

DEF_GANESH_TEST_FOR_ALL_CONTEXTS	(	GrDrawCollapsedPath	,
		reporter	,
		ctxInfo	,
		CtsEnforcement::kApiLevel_T
	)

Definition at line 99 of file GpuDrawPathTest.cpp.

                                                            {
    // 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 dContext = ctxInfo.directContext();
    auto surface(SkSurfaces::RenderTarget(dContext, skgpu::Budgeted::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);
    dContext->flushAndSubmit(surface.get(), GrSyncCpu::kNo);
}

DEF_GANESH_TEST_FOR_ALL_CONTEXTS() [2/2]

DEF_GANESH_TEST_FOR_ALL_CONTEXTS	(	PathTest_CrBug1232834	,
		reporter	,
		ctxInfo	,
		CtsEnforcement::kApiLevel_T
	)

Definition at line 128 of file GpuDrawPathTest.cpp.

                                                            {
    // 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 dContext = ctxInfo.directContext();
    auto surface(SkSurfaces::RenderTarget(dContext, skgpu::Budgeted::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);
    dContext->flushAndSubmit(surface.get(), GrSyncCpu::kNo);
}

DEF_GANESH_TEST_FOR_GL_CONTEXT()

DEF_GANESH_TEST_FOR_GL_CONTEXT	(	GpuDrawPath	,
		reporter	,
		ctxInfo	,
		CtsEnforcement::kNever
	)

Definition at line 85 of file GpuDrawPathTest.cpp.

                                                                                     {
    for (auto& test_func : { &test_drawPathEmpty, &test_drawSameRectOvals }) {
        for (auto& sampleCount : {1, 4, 16}) {
            SkImageInfo info = SkImageInfo::MakeN32Premul(255, 255);
            auto surface(SkSurfaces::RenderTarget(
                    ctxInfo.directContext(), skgpu::Budgeted::kNo, info, sampleCount, nullptr));
            if (!surface) {
                continue;
            }
            test_func(reporter, surface->getCanvas());
        }
    }
}

fill_and_stroke()

static void fill_and_stroke ( SkCanvas *  canvas, const SkPath &  p1, const SkPath &  p2, sk_sp< SkPathEffect >  effect  )

static

Definition at line 57 of file GpuDrawPathTest.cpp.

                                                        {
    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);
}

test_drawPathEmpty()

static void test_drawPathEmpty ( skiatest::Reporter *  , SkCanvas *  canvas  )

static

Definition at line 34 of file GpuDrawPathTest.cpp.

                                                                    {
    // 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);
}

test_drawSameRectOvals()

static void test_drawSameRectOvals ( skiatest::Reporter *  , SkCanvas *  canvas  )

static

Definition at line 71 of file GpuDrawPathTest.cpp.

                                                                        {
    // 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));
}