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/*
* Copyright (C) 2015 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "tests/common/TestUtils.h"
#include <SkBlurDrawLooper.h>
#include <SkColorMatrixFilter.h>
#include <SkColorSpace.h>
#include <SkImagePriv.h>
#include <SkPathOps.h>
#include <SkShader.h>
#include <gtest/gtest.h>
using namespace android;
using namespace android::uirenderer;
SkBitmap createSkBitmap(int width, int height) {
SkBitmap bitmap;
SkImageInfo info = SkImageInfo::Make(width, height, kN32_SkColorType, kPremul_SkAlphaType);
bitmap.setInfo(info);
bitmap.allocPixels(info);
return bitmap;
}
/**
* 1x1 bitmaps must not be optimized into solid color shaders, since HWUI can't
* compose/render color shaders
*/
TEST(SkiaBehavior, CreateBitmapShader1x1) {
SkBitmap origBitmap = createSkBitmap(1, 1);
sk_sp<SkImage> image = SkMakeImageFromRasterBitmap(origBitmap, kNever_SkCopyPixelsMode);
sk_sp<SkShader> s =
image->makeShader(SkShader::kClamp_TileMode, SkShader::kRepeat_TileMode, nullptr);
SkBitmap bitmap;
SkShader::TileMode xy[2];
ASSERT_TRUE(s->isABitmap(&bitmap, nullptr, xy))
<< "1x1 bitmap shader must query as bitmap shader";
EXPECT_EQ(origBitmap.pixelRef(), bitmap.pixelRef());
}
TEST(SkiaBehavior, genIds) {
SkBitmap bitmap = createSkBitmap(100, 100);
uint32_t genId = bitmap.getGenerationID();
bitmap.notifyPixelsChanged();
EXPECT_NE(genId, bitmap.getGenerationID());
}
TEST(SkiaBehavior, lightingColorFilter_simplify) {
{
sk_sp<SkColorFilter> filter(SkColorMatrixFilter::MakeLightingFilter(0x11223344, 0));
SkColor observedColor;
SkBlendMode observedMode;
ASSERT_TRUE(filter->asColorMode(&observedColor, &observedMode));
EXPECT_EQ(0xFF223344, observedColor);
EXPECT_EQ(SkBlendMode::kModulate, observedMode);
}
{
sk_sp<SkColorFilter> failFilter(SkColorMatrixFilter::MakeLightingFilter(0x11223344, 0x1));
EXPECT_FALSE(failFilter->asColorMode(nullptr, nullptr));
}
}
TEST(SkiaBehavior, porterDuffCreateIsCached) {
SkPaint paint;
paint.setBlendMode(SkBlendMode::kOverlay);
auto expected = paint.getBlendMode();
paint.setBlendMode(SkBlendMode::kClear);
ASSERT_NE(expected, paint.getBlendMode());
paint.setBlendMode(SkBlendMode::kOverlay);
ASSERT_EQ(expected, paint.getBlendMode());
}
TEST(SkiaBehavior, pathIntersection) {
SkPath p0, p1, result;
p0.addRect(SkRect::MakeXYWH(-5.0f, 0.0f, 1080.0f, 242.0f));
p1.addRect(SkRect::MakeXYWH(0.0f, 0.0f, 1080.0f, 242.0f));
Op(p0, p1, kIntersect_SkPathOp, &result);
SkRect resultRect;
ASSERT_TRUE(result.isRect(&resultRect));
ASSERT_EQ(SkRect::MakeXYWH(0.0f, 0.0f, 1075.0f, 242.0f), resultRect);
}
TEST(SkiaBehavior, srgbColorSpaceIsSingleton) {
sk_sp<SkColorSpace> sRGB1 = SkColorSpace::MakeSRGB();
sk_sp<SkColorSpace> sRGB2 = SkColorSpace::MakeSRGB();
ASSERT_EQ(sRGB1.get(), sRGB2.get());
}
TEST(SkiaBehavior, blurDrawLooper) {
sk_sp<SkDrawLooper> looper = SkBlurDrawLooper::Make(SK_ColorRED, 5.0f, 3.0f, 4.0f);
SkDrawLooper::BlurShadowRec blur;
bool success = looper->asABlurShadow(&blur);
ASSERT_TRUE(success);
ASSERT_EQ(SK_ColorRED, blur.fColor);
ASSERT_EQ(5.0f, blur.fSigma);
ASSERT_EQ(3.0f, blur.fOffset.fX);
ASSERT_EQ(4.0f, blur.fOffset.fY);
}
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