Slick-Util Texture Pixel Color Helper

public static float getPixelR(Texture t, int index) {
    byte original = t.getTextureData()[index * 4];

    return (original < 0 ? ((float) (255 + original) / 255) : ((float) original / 255));
}

public static float getPixelR(Texture t, int x, int y) {
    byte original = t.getTextureData()[(y * t.getImageWidth() + x) * 4];

    return (original < 0 ? ((float) (255 + original) / 255) : ((float) original / 255));
}

public static float getPixelG(Texture t, int index) {
    byte original = t.getTextureData()[index * 4 + 1];

    return (original < 0 ? ((float) (255 + original) / 255) : ((float) original / 255));
}

public static float getPixelG(Texture t, int x, int y) {
    byte original = t.getTextureData()[(y * t.getImageWidth() + x) * 4 + 1];

    return (original < 0 ? ((float) (255 + original) / 255) : ((float) original / 255));
}

public static float getPixelB(Texture t, int index) {
    byte original = t.getTextureData()[index * 4 + 2];

    return (original < 0 ? ((float) (255 + original) / 255) : ((float) original / 255));
}

public static float getPixelB(Texture t, int x, int y) {
    byte original = t.getTextureData()[(y * t.getImageWidth() + x) * 4 + 2];

    return (original < 0 ? ((float) (255 + original) / 255) : ((float) original / 255));
}

public static float getPixelA(Texture t, int index) {
    byte original = t.getTextureData()[index * 4 + 3];

    return (original < 0 ? ((float) (255 + original) / 255) : ((float) original / 255));
}

public static float getPixelA(Texture t, int x, int y) {
    byte original = t.getTextureData()[(y * t.getImageWidth() + x) * 4 + 3];

    return (original < 0 ? ((float) (255 + original) / 255) : ((float) original / 255));
}

public static Color getPixel(Texture t, int index) {
    return new Color(getPixelR(t, index), getPixelG(t, index), getPixelB(t, index), getPixelA(t, index));
}

public static Color getPixel(Texture t, int x, int y) {
    return new Color(getPixelR(t, x, y), getPixelG(t, x, y), getPixelB(t, x, y), getPixelA(t, x, y));
}