102 lines
3.1 KiB
C++
102 lines
3.1 KiB
C++
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/*
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* Copyright 2014 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "SkCanvas.h"
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#include "SkBBoxHierarchy.h"
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#include "SkPaint.h"
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#include "SkPicture.h"
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#include "SkPictureRecorder.h"
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#include "Test.h"
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class PictureBBHTestBase {
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public:
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PictureBBHTestBase(int playbackWidth, int playbackHeight,
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int recordWidth, int recordHeight) {
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fResultBitmap.allocN32Pixels(playbackWidth, playbackHeight);
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fPictureWidth = recordWidth;
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fPictureHeight = recordHeight;
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}
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virtual ~PictureBBHTestBase() { }
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virtual void doTest(SkCanvas& playbackCanvas, SkCanvas& recordingCanvas) = 0;
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void run(skiatest::Reporter* reporter) {
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// No BBH
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this->run(NULL, reporter);
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// With a Tile Grid
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SkTileGridFactory::TileGridInfo gridInfo;
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gridInfo.fMargin.setEmpty();
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gridInfo.fOffset.setZero();
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gridInfo.fTileInterval.set(1, 1);
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SkTileGridFactory gridFactory(gridInfo);
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this->run(&gridFactory, reporter);
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// With an R-Tree
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SkRTreeFactory RTreeFactory;
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this->run(&RTreeFactory, reporter);
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}
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private:
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void run(SkBBHFactory* factory, skiatest::Reporter* reporter) {
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SkCanvas playbackCanvas(fResultBitmap);
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playbackCanvas.clear(SK_ColorGREEN);
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SkPictureRecorder recorder;
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SkCanvas* recordCanvas = recorder.beginRecording(SkIntToScalar(fPictureWidth), SkIntToScalar(fPictureHeight), factory);
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this->doTest(playbackCanvas, *recordCanvas);
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SkAutoTUnref<SkPicture> picture(recorder.endRecording());
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playbackCanvas.drawPicture(picture);
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REPORTER_ASSERT(reporter, SK_ColorGREEN == fResultBitmap.getColor(0, 0));
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}
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SkBitmap fResultBitmap;
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int fPictureWidth, fPictureHeight;
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};
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// Test to verify the playback of an empty picture
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//
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class DrawEmptyPictureBBHTest : public PictureBBHTestBase {
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public:
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DrawEmptyPictureBBHTest()
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: PictureBBHTestBase(2, 2, 1, 1) { }
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virtual ~DrawEmptyPictureBBHTest() { }
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virtual void doTest(SkCanvas&, SkCanvas&) SK_OVERRIDE { }
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};
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// Test to verify the playback of a picture into a canvas that has
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// an empty clip.
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//
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class EmptyClipPictureBBHTest : public PictureBBHTestBase {
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public:
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EmptyClipPictureBBHTest()
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: PictureBBHTestBase(2, 2, 3, 3) { }
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virtual void doTest(SkCanvas& playbackCanvas, SkCanvas& recordingCanvas) SK_OVERRIDE {
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// intersect with out of bounds rect -> empty clip.
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playbackCanvas.clipRect(SkRect::MakeXYWH(SkIntToScalar(10), SkIntToScalar(10),
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SkIntToScalar(1), SkIntToScalar(1)), SkRegion::kIntersect_Op);
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SkPaint paint;
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recordingCanvas.drawRect(SkRect::MakeXYWH(SkIntToScalar(0), SkIntToScalar(0),
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SkIntToScalar(3), SkIntToScalar(3)), paint);
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}
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virtual ~EmptyClipPictureBBHTest() { }
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};
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DEF_TEST(PictureBBH, reporter) {
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DrawEmptyPictureBBHTest emptyPictureTest;
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emptyPictureTest.run(reporter);
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EmptyClipPictureBBHTest emptyClipPictureTest;
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emptyClipPictureTest.run(reporter);
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}
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