1 /*
2 * Copyright (C) 2015 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include "tests/common/TestUtils.h"
18
19 #include <gtest/gtest.h>
20 #include <SkColorMatrixFilter.h>
21 #include <SkColorSpace.h>
22 #include <SkImagePriv.h>
23 #include <SkPathOps.h>
24 #include <SkShader.h>
25
26 using namespace android;
27 using namespace android::uirenderer;
28
createSkBitmap(int width,int height)29 SkBitmap createSkBitmap(int width, int height) {
30 SkBitmap bitmap;
31 SkImageInfo info = SkImageInfo::Make(width, height, kN32_SkColorType, kPremul_SkAlphaType);
32 bitmap.setInfo(info);
33 bitmap.allocPixels(info);
34 return bitmap;
35 }
36
37 /**
38 * 1x1 bitmaps must not be optimized into solid color shaders, since HWUI can't
39 * compose/render color shaders
40 */
TEST(SkiaBehavior,CreateBitmapShader1x1)41 TEST(SkiaBehavior, CreateBitmapShader1x1) {
42 SkBitmap origBitmap = createSkBitmap(1, 1);
43 sk_sp<SkImage> image = SkMakeImageFromRasterBitmap(origBitmap, kNever_SkCopyPixelsMode);
44 sk_sp<SkShader> s = image->makeShader(
45 SkShader::kClamp_TileMode,
46 SkShader::kRepeat_TileMode,
47 nullptr);
48
49 SkBitmap bitmap;
50 SkShader::TileMode xy[2];
51 ASSERT_TRUE(s->isABitmap(&bitmap, nullptr, xy))
52 << "1x1 bitmap shader must query as bitmap shader";
53 EXPECT_EQ(SkShader::kClamp_TileMode, xy[0]);
54 EXPECT_EQ(SkShader::kRepeat_TileMode, xy[1]);
55 EXPECT_EQ(origBitmap.pixelRef(), bitmap.pixelRef());
56 }
57
TEST(SkiaBehavior,genIds)58 TEST(SkiaBehavior, genIds) {
59 SkBitmap bitmap = createSkBitmap(100, 100);
60 uint32_t genId = bitmap.getGenerationID();
61 bitmap.notifyPixelsChanged();
62 EXPECT_NE(genId, bitmap.getGenerationID());
63 }
64
TEST(SkiaBehavior,lightingColorFilter_simplify)65 TEST(SkiaBehavior, lightingColorFilter_simplify) {
66 {
67 sk_sp<SkColorFilter> filter(
68 SkColorMatrixFilter::MakeLightingFilter(0x11223344, 0));
69
70 SkColor observedColor;
71 SkBlendMode observedMode;
72 ASSERT_TRUE(filter->asColorMode(&observedColor, &observedMode));
73 EXPECT_EQ(0xFF223344, observedColor);
74 EXPECT_EQ(SkBlendMode::kModulate, observedMode);
75 }
76
77 {
78 sk_sp<SkColorFilter> failFilter(
79 SkColorMatrixFilter::MakeLightingFilter(0x11223344, 0x1));
80 EXPECT_FALSE(failFilter->asColorMode(nullptr, nullptr));
81 }
82 }
83
TEST(SkiaBehavior,porterDuffCreateIsCached)84 TEST(SkiaBehavior, porterDuffCreateIsCached) {
85 SkPaint paint;
86 paint.setBlendMode(SkBlendMode::kOverlay);
87 auto expected = paint.getBlendMode();
88 paint.setBlendMode(SkBlendMode::kClear);
89 ASSERT_NE(expected, paint.getBlendMode());
90 paint.setBlendMode(SkBlendMode::kOverlay);
91 ASSERT_EQ(expected, paint.getBlendMode());
92 }
93
TEST(SkiaBehavior,pathIntersection)94 TEST(SkiaBehavior, pathIntersection) {
95 SkPath p0, p1, result;
96 p0.addRect(SkRect::MakeXYWH(-5.0f, 0.0f, 1080.0f, 242.0f));
97 p1.addRect(SkRect::MakeXYWH(0.0f, 0.0f, 1080.0f, 242.0f));
98 Op(p0, p1, kIntersect_SkPathOp, &result);
99 SkRect resultRect;
100 ASSERT_TRUE(result.isRect(&resultRect));
101 ASSERT_EQ(SkRect::MakeXYWH(0.0f, 0.0f, 1075.0f, 242.0f), resultRect);
102 }
103
TEST(SkiaBehavior,srgbColorSpaceIsSingleton)104 TEST(SkiaBehavior, srgbColorSpaceIsSingleton) {
105 sk_sp<SkColorSpace> sRGB1 = SkColorSpace::MakeSRGB();
106 sk_sp<SkColorSpace> sRGB2 = SkColorSpace::MakeSRGB();
107 ASSERT_EQ(sRGB1.get(), sRGB2.get());
108 }
109