blob: 6970ffe2cac460d2c67985241fc3a15452b1dc22 [file] [log] [blame]
* Copyright 2014 Google Inc.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
#include "SkCanvas.h"
#include "SkPicture.h"
#include "SkPictureRecorder.h"
#include "SkPictureShader.h"
#include "SkShader.h"
#include "SkSurface.h"
#include "Test.h"
// Test that the SkPictureShader cache is purged on shader deletion.
DEF_TEST(PictureShader_caching, reporter) {
auto makePicture = [] () {
SkPictureRecorder recorder;
recorder.beginRecording(100, 100)->drawColor(SK_ColorGREEN);
return recorder.finishRecordingAsPicture();
sk_sp<SkPicture> picture = makePicture();
REPORTER_ASSERT(reporter, picture->unique());
sk_sp<SkSurface> surface = SkSurface::MakeRasterN32Premul(100, 100);
SkPaint paint;
paint.setShader(picture->makeShader(SkTileMode::kRepeat, SkTileMode::kRepeat));
// We should have about 3 refs by now: local + shader + shader cache.
REPORTER_ASSERT(reporter, !picture->unique());
// Draw another picture shader to have a chance to purge.
SkPaint paint;
paint.setShader(makePicture()->makeShader(SkTileMode::kRepeat, SkTileMode::kRepeat));
// All but the local ref should be gone now.
REPORTER_ASSERT(reporter, picture->unique());