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ImageUtil: Rename methods to luminance, and work with non ARGB images

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Max Weber
2019-11-26 22:27:45 -07:00
parent 808e85fdf8
commit dc2f4b6f59
7 changed files with 58 additions and 41 deletions
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34
runelite-client/src/test/java/net/runelite/client/util/ImageUtilTest.java
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@@ -81,25 +81,25 @@ public class ImageUtilTest
public void grayscaleOffset()
{
// grayscaleOffset(BufferedImage image, int offset)
assertTrue(bufferedImagesEqual(oneByOne(BLACK), ImageUtil.grayscaleOffset(oneByOne(BLACK), -255)));
assertTrue(bufferedImagesEqual(oneByOne(new Color(50, 50, 50)), ImageUtil.grayscaleOffset(oneByOne(BLACK), 50)));
assertTrue(bufferedImagesEqual(oneByOne(GRAY), ImageUtil.grayscaleOffset(oneByOne(BLACK), 128)));
assertTrue(bufferedImagesEqual(oneByOne(BLACK), ImageUtil.grayscaleOffset(oneByOne(GRAY), -255)));
assertTrue(bufferedImagesEqual(oneByOne(WHITE), ImageUtil.grayscaleOffset(oneByOne(BLACK), 255)));
assertTrue(bufferedImagesEqual(oneByOne(new Color(200, 200, 200)), ImageUtil.grayscaleOffset(oneByOne(WHITE), -55)));
assertTrue(bufferedImagesEqual(oneByOne(WHITE), ImageUtil.grayscaleOffset(oneByOne(WHITE), 55)));
assertTrue(bufferedImagesEqual(oneByOne(BLACK), ImageUtil.luminanceOffset(oneByOne(BLACK), -255)));
assertTrue(bufferedImagesEqual(oneByOne(new Color(50, 50, 50)), ImageUtil.luminanceOffset(oneByOne(BLACK), 50)));
assertTrue(bufferedImagesEqual(oneByOne(GRAY), ImageUtil.luminanceOffset(oneByOne(BLACK), 128)));
assertTrue(bufferedImagesEqual(oneByOne(BLACK), ImageUtil.luminanceOffset(oneByOne(GRAY), -255)));
assertTrue(bufferedImagesEqual(oneByOne(WHITE), ImageUtil.luminanceOffset(oneByOne(BLACK), 255)));
assertTrue(bufferedImagesEqual(oneByOne(new Color(200, 200, 200)), ImageUtil.luminanceOffset(oneByOne(WHITE), -55)));
assertTrue(bufferedImagesEqual(oneByOne(WHITE), ImageUtil.luminanceOffset(oneByOne(WHITE), 55)));
// grayscaleOffset(BufferedImage image, float percentage)
assertTrue(bufferedImagesEqual(oneByOne(BLACK), ImageUtil.grayscaleOffset(oneByOne(BLACK), 0f)));
assertTrue(bufferedImagesEqual(oneByOne(BLACK), ImageUtil.grayscaleOffset(oneByOne(BLACK), 1f)));
assertTrue(bufferedImagesEqual(oneByOne(BLACK), ImageUtil.grayscaleOffset(oneByOne(BLACK), 2f)));
assertTrue(bufferedImagesEqual(oneByOne(BLACK), ImageUtil.grayscaleOffset(oneByOne(GRAY), 0f)));
assertTrue(bufferedImagesEqual(oneByOne(GRAY), ImageUtil.grayscaleOffset(oneByOne(GRAY), 1f)));
assertTrue(bufferedImagesEqual(oneByOne(WHITE), ImageUtil.grayscaleOffset(oneByOne(GRAY), 2f)));
assertTrue(bufferedImagesEqual(oneByOne(BLACK), ImageUtil.grayscaleOffset(oneByOne(WHITE), 0f)));
assertTrue(bufferedImagesEqual(oneByOne(GRAY), ImageUtil.grayscaleOffset(oneByOne(WHITE), 0.503f))); // grayscaleOffset does Math.floor
assertTrue(bufferedImagesEqual(oneByOne(WHITE), ImageUtil.grayscaleOffset(oneByOne(WHITE), 1f)));
assertTrue(bufferedImagesEqual(oneByOne(WHITE), ImageUtil.grayscaleOffset(oneByOne(WHITE), 2f)));
assertTrue(bufferedImagesEqual(oneByOne(BLACK), ImageUtil.luminanceScale(oneByOne(BLACK), 0f)));
assertTrue(bufferedImagesEqual(oneByOne(BLACK), ImageUtil.luminanceScale(oneByOne(BLACK), 1f)));
assertTrue(bufferedImagesEqual(oneByOne(BLACK), ImageUtil.luminanceScale(oneByOne(BLACK), 2f)));
assertTrue(bufferedImagesEqual(oneByOne(BLACK), ImageUtil.luminanceScale(oneByOne(GRAY), 0f)));
assertTrue(bufferedImagesEqual(oneByOne(GRAY), ImageUtil.luminanceScale(oneByOne(GRAY), 1f)));
assertTrue(bufferedImagesEqual(oneByOne(WHITE), ImageUtil.luminanceScale(oneByOne(GRAY), 2f)));
assertTrue(bufferedImagesEqual(oneByOne(BLACK), ImageUtil.luminanceScale(oneByOne(WHITE), 0f)));
assertTrue(bufferedImagesEqual(oneByOne(GRAY), ImageUtil.luminanceScale(oneByOne(WHITE), 0.503f))); // grayscaleOffset does Math.floor
assertTrue(bufferedImagesEqual(oneByOne(WHITE), ImageUtil.luminanceScale(oneByOne(WHITE), 1f)));
assertTrue(bufferedImagesEqual(oneByOne(WHITE), ImageUtil.luminanceScale(oneByOne(WHITE), 2f)));
}
@Test