77505da160
Change-Id: I4d2e1aa54732ff75b44a197255035c0e04548219 Reviewed-on: https://skia-review.googlesource.com/7327 Commit-Queue: Robert Phillips <robertphillips@google.com> Reviewed-by: Brian Salomon <bsalomon@google.com>
84 lines
3.2 KiB
C++
84 lines
3.2 KiB
C++
/*
|
|
* Copyright 2016 Google Inc.
|
|
*
|
|
* Use of this source code is governed by a BSD-style license that can be
|
|
* found in the LICENSE file.
|
|
*/
|
|
|
|
#include "Test.h"
|
|
|
|
#include "SkPath.h"
|
|
|
|
#if SK_SUPPORT_GPU
|
|
#include "GrContext.h"
|
|
#include "ops/GrAADistanceFieldPathRenderer.h"
|
|
|
|
// This test case including path coords and matrix taken from crbug.com/627443.
|
|
// Because of inaccuracies in large floating point values this causes the
|
|
// the path renderer to attempt to add a path DF to its atlas that is larger
|
|
// than the plot size which used to crash rather than fail gracefully.
|
|
static void test_far_from_origin(GrResourceProvider* rp,
|
|
GrRenderTargetContext* renderTargetContext,
|
|
GrPathRenderer* pr) {
|
|
SkPath path;
|
|
path.lineTo(49.0255089839f, 0.473541f);
|
|
// This extra line wasn't in the original bug but was added to fake out GrShape's special
|
|
// handling of single line segments.
|
|
path.rLineTo(0.015f, 0.015f);
|
|
static constexpr SkScalar mvals[] = {14.0348252854f, 2.13026182736f,
|
|
13.6122547187f, 118.309922702f,
|
|
1912337682.09f, 2105391889.87f};
|
|
SkMatrix matrix;
|
|
matrix.setAffine(mvals);
|
|
SkMatrix inverse;
|
|
SkAssertResult(matrix.invert(&inverse));
|
|
path.transform(inverse);
|
|
|
|
SkStrokeRec rec(SkStrokeRec::kFill_InitStyle);
|
|
rec.setStrokeStyle(1.f);
|
|
rec.setStrokeParams(SkPaint::kRound_Cap, SkPaint::kRound_Join, 1.f);
|
|
GrStyle style(rec, nullptr);
|
|
|
|
GrShape shape(path, style);
|
|
shape = shape.applyStyle(GrStyle::Apply::kPathEffectAndStrokeRec, 1.f);
|
|
|
|
GrPaint paint;
|
|
paint.setXPFactory(GrPorterDuffXPFactory::Get(SkBlendMode::kSrc));
|
|
|
|
GrNoClip noClip;
|
|
GrPathRenderer::DrawPathArgs args{rp,
|
|
std::move(paint),
|
|
&GrUserStencilSettings::kUnused,
|
|
renderTargetContext,
|
|
&noClip,
|
|
&matrix,
|
|
&shape,
|
|
GrAAType::kCoverage,
|
|
false};
|
|
pr->drawPath(args);
|
|
}
|
|
|
|
DEF_GPUTEST_FOR_ALL_GL_CONTEXTS(AADistanceFieldPathRenderer, reporter, ctxInfo) {
|
|
GrContext* ctx = ctxInfo.grContext();
|
|
// The DF PR only works with contexts that support derivatives
|
|
if (!ctx->caps()->shaderCaps()->shaderDerivativeSupport()) {
|
|
return;
|
|
}
|
|
sk_sp<GrRenderTargetContext> rtc(ctx->makeRenderTargetContext(SkBackingFit::kApprox,
|
|
800, 800,
|
|
kRGBA_8888_GrPixelConfig,
|
|
nullptr,
|
|
0,
|
|
kTopLeft_GrSurfaceOrigin));
|
|
if (!rtc) {
|
|
return;
|
|
}
|
|
|
|
GrAADistanceFieldPathRenderer dfpr;
|
|
|
|
ctx->flush();
|
|
test_far_from_origin(ctx->resourceProvider(), rtc.get(), &dfpr);
|
|
ctx->flush();
|
|
}
|
|
#endif
|