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 <SkShader.h>
21 #include <SkColorMatrixFilter.h>
22
23 using namespace android;
24 using namespace android::uirenderer;
25
26 /**
27 * 1x1 bitmaps must not be optimized into solid color shaders, since HWUI can't
28 * compose/render color shaders
29 */
TEST(SkiaBehavior,CreateBitmapShader1x1)30 TEST(SkiaBehavior, CreateBitmapShader1x1) {
31 SkBitmap origBitmap = TestUtils::createSkBitmap(1, 1);
32 SkAutoTUnref<SkShader> s(SkShader::CreateBitmapShader(
33 origBitmap,
34 SkShader::kClamp_TileMode,
35 SkShader::kRepeat_TileMode));
36
37 SkBitmap bitmap;
38 SkShader::TileMode xy[2];
39 ASSERT_TRUE(s->isABitmap(&bitmap, nullptr, xy))
40 << "1x1 bitmap shader must query as bitmap shader";
41 EXPECT_EQ(SkShader::kClamp_TileMode, xy[0]);
42 EXPECT_EQ(SkShader::kRepeat_TileMode, xy[1]);
43 EXPECT_EQ(origBitmap.pixelRef(), bitmap.pixelRef());
44 }
45
TEST(SkiaBehavior,genIds)46 TEST(SkiaBehavior, genIds) {
47 SkBitmap bitmap = TestUtils::createSkBitmap(100, 100);
48 uint32_t genId = bitmap.getGenerationID();
49 bitmap.notifyPixelsChanged();
50 EXPECT_NE(genId, bitmap.getGenerationID());
51 }
52
TEST(SkiaBehavior,lightingColorFilter_simplify)53 TEST(SkiaBehavior, lightingColorFilter_simplify) {
54 {
55 SkAutoTUnref<SkColorFilter> filter(
56 SkColorMatrixFilter::CreateLightingFilter(0x11223344, 0));
57
58 SkColor observedColor;
59 SkXfermode::Mode observedMode;
60 ASSERT_TRUE(filter->asColorMode(&observedColor, &observedMode));
61 EXPECT_EQ(0xFF223344, observedColor);
62 EXPECT_EQ(SkXfermode::Mode::kModulate_Mode, observedMode);
63 }
64
65 {
66 SkAutoTUnref<SkColorFilter> failFilter(
67 SkColorMatrixFilter::CreateLightingFilter(0x11223344, 0x1));
68 EXPECT_FALSE(failFilter->asColorMode(nullptr, nullptr));
69 }
70 }
71