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junova41d3c32014-10-30 11:44:19 -07001/*
2 * Copyright 2014 Google Inc.
3 *
4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file.
6 */
7
8#include "SkCanvas.h"
9#include "SkBBoxHierarchy.h"
10#include "SkPaint.h"
11#include "SkPicture.h"
12#include "SkPictureRecorder.h"
13
14#include "Test.h"
15
16class PictureBBHTestBase {
17public:
18 PictureBBHTestBase(int playbackWidth, int playbackHeight,
19 int recordWidth, int recordHeight) {
20
21 fResultBitmap.allocN32Pixels(playbackWidth, playbackHeight);
22 fPictureWidth = recordWidth;
23 fPictureHeight = recordHeight;
24 }
25
26 virtual ~PictureBBHTestBase() { }
27
28 virtual void doTest(SkCanvas& playbackCanvas, SkCanvas& recordingCanvas) = 0;
29
30 void run(skiatest::Reporter* reporter) {
31 // No BBH
32 this->run(NULL, reporter);
33
junova41d3c32014-10-30 11:44:19 -070034 // With an R-Tree
35 SkRTreeFactory RTreeFactory;
36 this->run(&RTreeFactory, reporter);
37 }
38
39private:
40 void run(SkBBHFactory* factory, skiatest::Reporter* reporter) {
41 SkCanvas playbackCanvas(fResultBitmap);
42 playbackCanvas.clear(SK_ColorGREEN);
43 SkPictureRecorder recorder;
mtklein7cc1a342014-11-20 08:01:09 -080044 SkCanvas* recordCanvas = recorder.beginRecording(SkIntToScalar(fPictureWidth),
45 SkIntToScalar(fPictureHeight),
46 factory);
junova41d3c32014-10-30 11:44:19 -070047 this->doTest(playbackCanvas, *recordCanvas);
48 SkAutoTUnref<SkPicture> picture(recorder.endRecording());
49 playbackCanvas.drawPicture(picture);
50 REPORTER_ASSERT(reporter, SK_ColorGREEN == fResultBitmap.getColor(0, 0));
51 }
52
53 SkBitmap fResultBitmap;
54 int fPictureWidth, fPictureHeight;
55};
56
57// Test to verify the playback of an empty picture
mtklein49aabde2015-01-05 07:02:45 -080058//
junova41d3c32014-10-30 11:44:19 -070059class DrawEmptyPictureBBHTest : public PictureBBHTestBase {
60public:
61 DrawEmptyPictureBBHTest()
62 : PictureBBHTestBase(2, 2, 1, 1) { }
63 virtual ~DrawEmptyPictureBBHTest() { }
64
mtklein72c9faa2015-01-09 10:06:39 -080065 void doTest(SkCanvas&, SkCanvas&) SK_OVERRIDE { }
junova41d3c32014-10-30 11:44:19 -070066};
67
68// Test to verify the playback of a picture into a canvas that has
69// an empty clip.
70//
71class EmptyClipPictureBBHTest : public PictureBBHTestBase {
72public:
mtklein49aabde2015-01-05 07:02:45 -080073 EmptyClipPictureBBHTest()
junova41d3c32014-10-30 11:44:19 -070074 : PictureBBHTestBase(2, 2, 3, 3) { }
75
mtklein72c9faa2015-01-09 10:06:39 -080076 void doTest(SkCanvas& playbackCanvas, SkCanvas& recordingCanvas) SK_OVERRIDE {
junova41d3c32014-10-30 11:44:19 -070077 // intersect with out of bounds rect -> empty clip.
78 playbackCanvas.clipRect(SkRect::MakeXYWH(SkIntToScalar(10), SkIntToScalar(10),
79 SkIntToScalar(1), SkIntToScalar(1)), SkRegion::kIntersect_Op);
80 SkPaint paint;
81 recordingCanvas.drawRect(SkRect::MakeXYWH(SkIntToScalar(0), SkIntToScalar(0),
82 SkIntToScalar(3), SkIntToScalar(3)), paint);
83 }
84
85 virtual ~EmptyClipPictureBBHTest() { }
86};
87
88DEF_TEST(PictureBBH, reporter) {
89
90 DrawEmptyPictureBBHTest emptyPictureTest;
91 emptyPictureTest.run(reporter);
92
93 EmptyClipPictureBBHTest emptyClipPictureTest;
94 emptyClipPictureTest.run(reporter);
95}