JDK 17 java.desktop.jmod - Desktop Module

JDK 17 java.desktop.jmod is the JMOD file for JDK 17 Desktop module.

JDK 17 Desktop module compiled class files are stored in \fyicenter\jdk-17.0.5\jmods\java.desktop.jmod.

JDK 17 Desktop module compiled class files are also linked and stored in the \fyicenter\jdk-17.0.5\lib\modules JImage file.

JDK 17 Desktop module source code files are stored in \fyicenter\jdk-17.0.5\lib\src.zip\java.desktop.

You can click and view the content of each source code file in the list below.

✍: FYIcenter

com/sun/imageio/plugins/tiff/TIFFCIELabColorConverter.java

/*
 * Copyright (c) 2005, 2015, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
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package com.sun.imageio.plugins.tiff;

public class TIFFCIELabColorConverter extends TIFFColorConverter {

    // XYZ coordinate or reference white (CIE D65)
    private static final float Xn = 95.047f;
    private static final float Yn = 100.0f;
    private static final float Zn = 108.883f;

    private static final float THRESHOLD = (float)Math.pow(0.008856, 1.0/3.0);

    public TIFFCIELabColorConverter() {}


    private float clamp(float x) {
        if (x < 0.0f) {
            return 0.0f;
        } else if (x > 100.0f) {
            return 255.0f;
        } else {
            return x*(255.0f/100.0f);
        }
    }

    private float clamp2(float x) {
        if (x < 0.0f) {
            return 0.0f;
        } else if (x > 255.0f) {
            return 255.0f;
        } else {
            return x;
        }
    }

    public void fromRGB(float r, float g, float b, float[] result) {
        float X =  0.412453f*r + 0.357580f*g + 0.180423f*b;
        float Y =  0.212671f*r + 0.715160f*g + 0.072169f*b;
        float Z =  0.019334f*r + 0.119193f*g + 0.950227f*b;

        float YYn = Y/Yn;
        float XXn = X/Xn;
        float ZZn = Z/Zn;

        if (YYn < 0.008856f) {
            YYn = 7.787f*YYn + 16.0f/116.0f;
        } else {
            YYn = (float)Math.pow(YYn, 1.0/3.0);
        }

        if (XXn < 0.008856f) {
            XXn = 7.787f*XXn + 16.0f/116.0f;
        } else {
            XXn = (float)Math.pow(XXn, 1.0/3.0);
        }

        if (ZZn < 0.008856f) {
            ZZn = 7.787f*ZZn + 16.0f/116.0f;
        } else {
            ZZn = (float)Math.pow(ZZn, 1.0/3.0);
        }

        float LStar = 116.0f*YYn - 16.0f;
        float aStar = 500.0f*(XXn - YYn);
        float bStar = 200.0f*(YYn - ZZn);

        LStar *= 255.0f/100.0f;
        if (aStar < 0.0f) {
            aStar += 256.0f;
        }
        if (bStar < 0.0f) {
            bStar += 256.0f;
        }

        result[0] = clamp2(LStar);
        result[1] = clamp2(aStar);
        result[2] = clamp2(bStar);
    }

    public void toRGB(float x0, float x1, float x2, float[] rgb) {
        float LStar = x0*100.0f/255.0f;
        float aStar = (x1 > 128.0f) ? (x1 - 256.0f) : x1;
        float bStar = (x2 > 128.0f) ? (x2 - 256.0f) : x2;

        float YYn; // Y/Yn
        float fY; // 'F' value for Y

        if (LStar < 8.0f) {
            YYn = LStar/903.3f;
            fY = 7.787f*YYn + 16.0f/116.0f;
        } else {
            float YYn_cubeRoot = (LStar + 16.0f)/116.0f;
            YYn = YYn_cubeRoot*YYn_cubeRoot*YYn_cubeRoot;
            fY = (float)Math.pow(YYn, 1.0/3.0);
        }
        float Y = YYn*Yn;

        float fX = fY + (aStar/500.0f);
        float X;
        if (fX <= THRESHOLD) {
            X = Xn*(fX - 16.0f/116.0f)/7.787f;
        } else {
            X = Xn*fX*fX*fX;
        }

        float fZ = fY - bStar/200.0f;
        float Z;
        if (fZ <= THRESHOLD) {
            Z = Zn*(fZ - 16.0f/116.0f)/7.787f;
        } else {
            Z = Zn*fZ*fZ*fZ;
        }

        float R =  3.240479f*X - 1.537150f*Y - 0.498535f*Z;
        float G = -0.969256f*X + 1.875992f*Y + 0.041556f*Z;
        float B =  0.055648f*X - 0.204043f*Y + 1.057311f*Z;

        rgb[0] = clamp(R);
        rgb[1] = clamp(G);
        rgb[2] = clamp(B);
    }
}

com/sun/imageio/plugins/tiff/TIFFCIELabColorConverter.java

 

Or download all of them as a single archive file:

File name: java.desktop-17.0.5-src.zip
File size: 9152233 bytes
Release date: 2022-09-13
Download 

 

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⇑⇑ FAQ for JDK (Java Development Kit) 17

2023-09-16, 31292👍, 0💬