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[wpiutil] Move Color and Color8Bit from wpilib to wpiutil (#8437)

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Removes one of the org.wpilib.util package conflicts for modularization.

Only a few minor tweaks were required to remove the wpimath dependency.
This commit is contained in:
Peter Johnson
2025-11-30 11:11:48 -08:00
committed by GitHub
parent e902a98601
commit 42992953ed
32 changed files with 468 additions and 385 deletions
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873
wpilibj/src/main/java/org/wpilib/util/Color.java
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// Copyright (c) FIRST and other WPILib contributors.
// Open Source Software; you can modify and/or share it under the terms of
// the WPILib BSD license file in the root directory of this project.
package org.wpilib.util;
import java.util.Objects;
import org.wpilib.math.util.MathUtil;
/**
* Represents colors.
*
* <p>Limited to 12 bits of precision.
*/
@SuppressWarnings("MemberName")
public class Color {
/** Red component (0-1). */
public final double red;
/** Green component (0-1). */
public final double green;
/** Blue component (0-1). */
public final double blue;
private String m_name;
/** Constructs a default color (black). */
public Color() {
red = 0.0;
green = 0.0;
blue = 0.0;
}
/**
* Constructs a Color from doubles.
*
* @param red Red value (0-1)
* @param green Green value (0-1)
* @param blue Blue value (0-1)
*/
public Color(double red, double green, double blue) {
this.red = roundAndClamp(red);
this.green = roundAndClamp(green);
this.blue = roundAndClamp(blue);
this.m_name = null;
}
/**
* Constructs a Color from ints.
*
* @param red Red value (0-255)
* @param green Green value (0-255)
* @param blue Blue value (0-255)
*/
public Color(int red, int green, int blue) {
this(red / 255.0, green / 255.0, blue / 255.0);
}
/**
* Constructs a Color from a Color8Bit.
*
* @param color The color
*/
public Color(Color8Bit color) {
this(color.red / 255.0, color.green / 255.0, color.blue / 255.0);
}
/**
* Constructs a Color from doubles.
*
* @param red Red value (0-1)
* @param green Green value (0-1)
* @param blue Blue value (0-1)
*/
private Color(double red, double green, double blue, String name) {
this.red = roundAndClamp(red);
this.green = roundAndClamp(green);
this.blue = roundAndClamp(blue);
this.m_name = name;
}
/**
* Makes a Color from a string.
*
* @param str a string of the format <code>#RRGGBB</code>, <code>rgb(R, G, B)</code>, or <code>
* ConstantName</code>
* @return the Color
* @throws IllegalArgumentException if the string is invalid.
*/
public static Color fromString(String str) {
if (str == null || str.isBlank()) {
throw new IllegalArgumentException("Invalid color string \"" + str + "\"");
}
// #RRGGBB style
if (str.charAt(0) == '#') {
if (str.length() != 7) {
throw new IllegalArgumentException("Invalid hex string \"" + str + "\"");
}
return new Color(
Integer.parseInt(str.substring(1, 3), 16),
Integer.parseInt(str.substring(3, 5), 16),
Integer.parseInt(str.substring(5, 7), 16));
}
// RGB style
if (str.startsWith("rgb(") && str.endsWith(")")) {
String[] components = str.substring(4, str.length() - 1).split(",");
if (components.length != 3) {
throw new IllegalArgumentException("Invalid RGB string \"" + str + "\"");
}
try {
return new Color(
Integer.parseInt(components[0].trim()),
Integer.parseInt(components[1].trim()),
Integer.parseInt(components[2].trim()));
} catch (NumberFormatException e) {
throw new IllegalArgumentException("Invalid RGB string \"" + str + "\"");
}
}
// try to parse as a named color by matching against k-prefixed static constants in the Color
// class
String search = str.startsWith("k") ? str : "k" + str;
for (var field : Color.class.getFields()) {
if (java.lang.reflect.Modifier.isStatic(field.getModifiers())
&& Color.class.isAssignableFrom(field.getType())
&& field.getName().equalsIgnoreCase(search)) {
try {
return (Color) field.get(null);
} catch (IllegalAccessException e) {
// Ignore and continue
}
}
}
throw new IllegalArgumentException("Invalid color string \"" + str + "\"");
}
/**
* Creates a Color from HSV values.
*
* @param h The h value [0-180)
* @param s The s value [0-255]
* @param v The v value [0-255]
* @return The color
*/
public static Color fromHSV(int h, int s, int v) {
int rgb = hsvToRgb(h, s, v);
return new Color(
unpackRGB(rgb, RGBChannel.kRed),
unpackRGB(rgb, RGBChannel.kGreen),
unpackRGB(rgb, RGBChannel.kBlue));
}
@Override
public boolean equals(Object other) {
if (this == other) {
return true;
}
if (other == null) {
return false;
}
return other instanceof Color color
&& Double.compare(color.red, red) == 0
&& Double.compare(color.green, green) == 0
&& Double.compare(color.blue, blue) == 0;
}
@Override
public int hashCode() {
return Objects.hash(red, green, blue);
}
@Override
public String toString() {
if (m_name == null) {
// cache hex conversion
m_name = toHexString();
}
return m_name;
}
/**
* Return this color represented as a hex string.
*
* @return a string of the format <code>#RRGGBB</code>
*/
public String toHexString() {
return String.format(
"#%02X%02X%02X", (int) (red * 255), (int) (green * 255), (int) (blue * 255));
}
private static double roundAndClamp(double value) {
return Math.clamp(Math.ceil(value * (1 << 12)) / (1 << 12), 0.0, 1.0);
}
// Helper methods
/**
* Converts HSV values to RGB values. The returned RGB color is packed into a 32-bit integer for
* memory performance reasons.
*
* @param h The h value [0-180)
* @param s The s value [0-255]
* @param v The v value [0-255]
* @return the packed RGB color
*/
public static int hsvToRgb(int h, int s, int v) {
// Loosely based on
// https://en.wikipedia.org/wiki/HSL_and_HSV#HSV_to_RGB
// The hue range is split into 60 degree regions where in each region there
// is one rgb component at a low value (m), one at a high value (v) and one
// that changes (X) from low to high (X+m) or high to low (v-X)
// Difference between highest and lowest value of any rgb component
final int chroma = (s * v) / 255;
// Because hue is 0-180 rather than 0-360 use 30 not 60
final int region = (h / 30) % 6;
// Remainder converted from 0-30 to 0-255
final int remainder = (int) Math.round((h % 30) * (255 / 30.0));
// Value of the lowest rgb component
final int m = v - chroma;
// Goes from 0 to chroma as hue increases
final int X = (chroma * remainder) >> 8;
int red;
int green;
int blue;
switch (region) {
case 0:
red = v;
green = X + m;
blue = m;
break;
case 1:
red = v - X;
green = v;
blue = m;
break;
case 2:
red = m;
green = v;
blue = X + m;
break;
case 3:
red = m;
green = v - X;
blue = v;
break;
case 4:
red = X + m;
green = m;
blue = v;
break;
default:
red = v;
green = m;
blue = v - X;
break;
}
return packRGB(red, green, blue);
}
/** Represents a color channel in an RGB color. */
public enum RGBChannel {
/** The red channel of an RGB color. */
kRed,
/** The green channel of an RGB color. */
kGreen,
/** The blue channel of an RGB color. */
kBlue
}
/**
* Packs 3 RGB values into a single 32-bit integer. These values can be unpacked with {@link
* #unpackRGB(int, RGBChannel)} to retrieve the values. This is helpful for avoiding memory
* allocations of new {@code Color} objects and its resulting garbage collector pressure.
*
* @param r the value of the first channel to pack
* @param g the value of the second channel to pack
* @param b the value of the third channel to pack
* @return the packed integer
*/
public static int packRGB(int r, int g, int b) {
return (r & 0xFF) << 16 | (g & 0xFF) << 8 | (b & 0xFF);
}
/**
* Unpacks a single color channel from a packed 32-bit RGB integer.
*
* <p>Note: Packed RGB colors are expected to be in byte order [empty][red][green][blue].
*
* @param packedColor the packed color to extract from
* @param channel the color channel to unpack
* @return the value of the stored color channel
*/
public static int unpackRGB(int packedColor, RGBChannel channel) {
return switch (channel) {
case kRed -> (packedColor >> 16) & 0xFF;
case kGreen -> (packedColor >> 8) & 0xFF;
case kBlue -> packedColor & 0xFF;
};
}
/**
* Performs a linear interpolation between two colors in the RGB colorspace.
*
* @param a the first color to interpolate from
* @param b the second color to interpolate from
* @param t the interpolation scale in [0, 1]
* @return the interpolated color
*/
public static Color lerpRGB(Color a, Color b, double t) {
int packedRGB = lerpRGB(a.red, a.green, a.blue, b.red, b.green, b.blue, t);
return new Color(
unpackRGB(packedRGB, RGBChannel.kRed),
unpackRGB(packedRGB, RGBChannel.kGreen),
unpackRGB(packedRGB, RGBChannel.kBlue));
}
/**
* Linearly interpolates between two RGB colors represented by the (r1, g1, b1) and (r2, g2, b2)
* triplets. For memory performance reasons, the output color is returned packed into a single
* 32-bit integer; use {@link #unpackRGB(int, RGBChannel)} to extract the values for the
* individual red, green, and blue channels.
*
* @param r1 the red value of the first color, in [0, 1]
* @param g1 the green value of the first color, in [0, 1]
* @param b1 the blue value of the first color, in [0, 1]
* @param r2 the red value of the second color, in [0, 1]
* @param g2 the green value of the second color, in [0, 1]
* @param b2 the blue value of the second color, in [0, 1]
* @param t the interpolation value, in [0, 1]
* @return the interpolated color, packed in a 32-bit integer
*/
public static int lerpRGB(
double r1, double g1, double b1, double r2, double g2, double b2, double t) {
return lerpRGB(
(int) (r1 * 255),
(int) (g1 * 255),
(int) (b1 * 255),
(int) (r2 * 255),
(int) (g2 * 255),
(int) (b2 * 255),
t);
}
/**
* Linearly interpolates between two RGB colors represented by the (r1, g1, b1) and (r2, g2, b2)
* triplets. For memory performance reasons, the output color is returned packed into a single
* 32-bit integer; use {@link #unpackRGB(int, RGBChannel)} to extract the values for the
* individual red, green, and blue channels.
*
* @param r1 the red value of the first color, in [0, 255]
* @param g1 the green value of the first color, in [0, 255]
* @param b1 the blue value of the first color, in [0, 255]
* @param r2 the red value of the second color, in [0, 255]
* @param g2 the green value of the second color, in [0, 255]
* @param b2 the blue value of the second color, in [0, 255]
* @param t the interpolation value, in [0, 1]
* @return the interpolated color, packed in a 32-bit integer
*/
public static int lerpRGB(int r1, int g1, int b1, int r2, int g2, int b2, double t) {
return packRGB(
(int) MathUtil.lerp(r1, r2, t),
(int) MathUtil.lerp(g1, g2, t),
(int) MathUtil.lerp(b1, b2, t));
}
/*
* FIRST Colors
*/
/** 0x1560BD. */
public static final Color kDenim = new Color(0.0823529412, 0.376470589, 0.7411764706, "kDenim");
/** 0x0066B3. */
public static final Color kFirstBlue = new Color(0.0, 0.4, 0.7019607844, "kFirstBlue");
/** 0xED1C24. */
public static final Color kFirstRed =
new Color(0.9294117648, 0.1098039216, 0.1411764706, "kFirstRed");
/*
* Standard Colors
*/
/** 0xF0F8FF. */
public static final Color kAliceBlue = new Color(0.9411765f, 0.972549f, 1.0f, "kAliceBlue");
/** 0xFAEBD7. */
public static final Color kAntiqueWhite =
new Color(0.98039216f, 0.92156863f, 0.84313726f, "kAntiqueWhite");
/** 0x00FFFF. */
public static final Color kAqua = new Color(0.0f, 1.0f, 1.0f, "kAqua");
/** 0x7FFFD4. */
public static final Color kAquamarine = new Color(0.49803922f, 1.0f, 0.83137256f, "kAquamarine");
/** 0xF0FFFF. */
public static final Color kAzure = new Color(0.9411765f, 1.0f, 1.0f, "kAzure");
/** 0xF5F5DC. */
public static final Color kBeige = new Color(0.9607843f, 0.9607843f, 0.8627451f, "kBeige");
/** 0xFFE4C4. */
public static final Color kBisque = new Color(1.0f, 0.89411765f, 0.76862746f, "kBisque");
/** 0x000000. */
public static final Color kBlack = new Color(0.0f, 0.0f, 0.0f, "kBlack");
/** 0xFFEBCD. */
public static final Color kBlanchedAlmond =
new Color(1.0f, 0.92156863f, 0.8039216f, "kBlanchedAlmond");
/** 0x0000FF. */
public static final Color kBlue = new Color(0.0f, 0.0f, 1.0f, "kBlue");
/** 0x8A2BE2. */
public static final Color kBlueViolet =
new Color(0.5411765f, 0.16862746f, 0.8862745f, "kBlueViolet");
/** 0xA52A2A. */
public static final Color kBrown = new Color(0.64705884f, 0.16470589f, 0.16470589f, "kBrown");
/** 0xDEB887. */
public static final Color kBurlywood =
new Color(0.87058824f, 0.72156864f, 0.5294118f, "kBurlywood");
/** 0x5F9EA0. */
public static final Color kCadetBlue =
new Color(0.37254903f, 0.61960787f, 0.627451f, "kCadetBlue");
/** 0x7FFF00. */
public static final Color kChartreuse = new Color(0.49803922f, 1.0f, 0.0f, "kChartreuse");
/** 0xD2691E. */
public static final Color kChocolate =
new Color(0.8235294f, 0.4117647f, 0.11764706f, "kChocolate");
/** 0xFF7F50. */
public static final Color kCoral = new Color(1.0f, 0.49803922f, 0.3137255f, "kCoral");
/** 0x6495ED. */
public static final Color kCornflowerBlue =
new Color(0.39215687f, 0.58431375f, 0.92941177f, "kCornflowerBlue");
/** 0xFFF8DC. */
public static final Color kCornsilk = new Color(1.0f, 0.972549f, 0.8627451f, "kCornsilk");
/** 0xDC143C. */
public static final Color kCrimson = new Color(0.8627451f, 0.078431375f, 0.23529412f, "kCrimson");
/** 0x00FFFF. */
public static final Color kCyan = new Color(0.0f, 1.0f, 1.0f, "kCyan");
/** 0x00008B. */
public static final Color kDarkBlue = new Color(0.0f, 0.0f, 0.54509807f, "kDarkBlue");
/** 0x008B8B. */
public static final Color kDarkCyan = new Color(0.0f, 0.54509807f, 0.54509807f, "kDarkCyan");
/** 0xB8860B. */
public static final Color kDarkGoldenrod =
new Color(0.72156864f, 0.5254902f, 0.043137256f, "kDarkGoldenrod");
/** 0xA9A9A9. */
public static final Color kDarkGray = new Color(0.6627451f, 0.6627451f, 0.6627451f, "kDarkGray");
/** 0x006400. */
public static final Color kDarkGreen = new Color(0.0f, 0.39215687f, 0.0f, "kDarkGreen");
/** 0xBDB76B. */
public static final Color kDarkKhaki =
new Color(0.7411765f, 0.7176471f, 0.41960785f, "kDarkKhaki");
/** 0x8B008B. */
public static final Color kDarkMagenta =
new Color(0.54509807f, 0.0f, 0.54509807f, "kDarkMagenta");
/** 0x556B2F. */
public static final Color kDarkOliveGreen =
new Color(0.33333334f, 0.41960785f, 0.18431373f, "kDarkOliveGreen");
/** 0xFF8C00. */
public static final Color kDarkOrange = new Color(1.0f, 0.54901963f, 0.0f, "kDarkOrange");
/** 0x9932CC. */
public static final Color kDarkOrchid = new Color(0.6f, 0.19607843f, 0.8f, "kDarkOrchid");
/** 0x8B0000. */
public static final Color kDarkRed = new Color(0.54509807f, 0.0f, 0.0f, "kDarkRed");
/** 0xE9967A. */
public static final Color kDarkSalmon =
new Color(0.9137255f, 0.5882353f, 0.47843137f, "kDarkSalmon");
/** 0x8FBC8F. */
public static final Color kDarkSeaGreen =
new Color(0.56078434f, 0.7372549f, 0.56078434f, "kDarkSeaGreen");
/** 0x483D8B. */
public static final Color kDarkSlateBlue =
new Color(0.28235295f, 0.23921569f, 0.54509807f, "kDarkSlateBlue");
/** 0x2F4F4F. */
public static final Color kDarkSlateGray =
new Color(0.18431373f, 0.30980393f, 0.30980393f, "kDarkSlateGray");
/** 0x00CED1. */
public static final Color kDarkTurquoise =
new Color(0.0f, 0.80784315f, 0.81960785f, "kDarkTurquoise");
/** 0x9400D3. */
public static final Color kDarkViolet = new Color(0.5803922f, 0.0f, 0.827451f, "kDarkViolet");
/** 0xFF1493. */
public static final Color kDeepPink = new Color(1.0f, 0.078431375f, 0.5764706f, "kDeepPink");
/** 0x00BFFF. */
public static final Color kDeepSkyBlue = new Color(0.0f, 0.7490196f, 1.0f, "kDeepSkyBlue");
/** 0x696969. */
public static final Color kDimGray = new Color(0.4117647f, 0.4117647f, 0.4117647f, "kDimGray");
/** 0x1E90FF. */
public static final Color kDodgerBlue = new Color(0.11764706f, 0.5647059f, 1.0f, "kDodgerBlue");
/** 0xB22222. */
public static final Color kFirebrick =
new Color(0.69803923f, 0.13333334f, 0.13333334f, "kFirebrick");
/** 0xFFFAF0. */
public static final Color kFloralWhite = new Color(1.0f, 0.98039216f, 0.9411765f, "kFloralWhite");
/** 0x228B22. */
public static final Color kForestGreen =
new Color(0.13333334f, 0.54509807f, 0.13333334f, "kForestGreen");
/** 0xFF00FF. */
public static final Color kFuchsia = new Color(1.0f, 0.0f, 1.0f, "kFuchsia");
/** 0xDCDCDC. */
public static final Color kGainsboro =
new Color(0.8627451f, 0.8627451f, 0.8627451f, "kGainsboro");
/** 0xF8F8FF. */
public static final Color kGhostWhite = new Color(0.972549f, 0.972549f, 1.0f, "kGhostWhite");
/** 0xFFD700. */
public static final Color kGold = new Color(1.0f, 0.84313726f, 0.0f, "kGold");
/** 0xDAA520. */
public static final Color kGoldenrod =
new Color(0.85490197f, 0.64705884f, 0.1254902f, "kGoldenrod");
/** 0x808080. */
public static final Color kGray = new Color(0.5019608f, 0.5019608f, 0.5019608f, "kGray");
/** 0x008000. */
public static final Color kGreen = new Color(0.0f, 0.5019608f, 0.0f, "kGreen");
/** 0xADFF2F. */
public static final Color kGreenYellow = new Color(0.6784314f, 1.0f, 0.18431373f, "kGreenYellow");
/** 0xF0FFF0. */
public static final Color kHoneydew = new Color(0.9411765f, 1.0f, 0.9411765f, "kHoneydew");
/** 0xFF69B4. */
public static final Color kHotPink = new Color(1.0f, 0.4117647f, 0.7058824f, "kHotPink");
/** 0xCD5C5C. */
public static final Color kIndianRed =
new Color(0.8039216f, 0.36078432f, 0.36078432f, "kIndianRed");
/** 0x4B0082. */
public static final Color kIndigo = new Color(0.29411766f, 0.0f, 0.50980395f, "kIndigo");
/** 0xFFFFF0. */
public static final Color kIvory = new Color(1.0f, 1.0f, 0.9411765f, "kIvory");
/** 0xF0E68C. */
public static final Color kKhaki = new Color(0.9411765f, 0.9019608f, 0.54901963f, "kKhaki");
/** 0xE6E6FA. */
public static final Color kLavender = new Color(0.9019608f, 0.9019608f, 0.98039216f, "kLavender");
/** 0xFFF0F5. */
public static final Color kLavenderBlush =
new Color(1.0f, 0.9411765f, 0.9607843f, "kLavenderBlush");
/** 0x7CFC00. */
public static final Color kLawnGreen = new Color(0.4862745f, 0.9882353f, 0.0f, "kLawnGreen");
/** 0xFFFACD. */
public static final Color kLemonChiffon =
new Color(1.0f, 0.98039216f, 0.8039216f, "kLemonChiffon");
/** 0xADD8E6. */
public static final Color kLightBlue =
new Color(0.6784314f, 0.84705883f, 0.9019608f, "kLightBlue");
/** 0xF08080. */
public static final Color kLightCoral =
new Color(0.9411765f, 0.5019608f, 0.5019608f, "kLightCoral");
/** 0xE0FFFF. */
public static final Color kLightCyan = new Color(0.8784314f, 1.0f, 1.0f, "kLightCyan");
/** 0xFAFAD2. */
public static final Color kLightGoldenrodYellow =
new Color(0.98039216f, 0.98039216f, 0.8235294f, "kLightGoldenrodYellow");
/** 0xD3D3D3. */
public static final Color kLightGray = new Color(0.827451f, 0.827451f, 0.827451f, "kLightGray");
/** 0x90EE90. */
public static final Color kLightGreen =
new Color(0.5647059f, 0.93333334f, 0.5647059f, "kLightGreen");
/** 0xFFB6C1. */
public static final Color kLightPink = new Color(1.0f, 0.7137255f, 0.75686276f, "kLightPink");
/** 0xFFA07A. */
public static final Color kLightSalmon = new Color(1.0f, 0.627451f, 0.47843137f, "kLightSalmon");
/** 0x20B2AA. */
public static final Color kLightSeaGreen =
new Color(0.1254902f, 0.69803923f, 0.6666667f, "kLightSeaGreen");
/** 0x87CEFA. */
public static final Color kLightSkyBlue =
new Color(0.5294118f, 0.80784315f, 0.98039216f, "kLightSkyBlue");
/** 0x778899. */
public static final Color kLightSlateGray =
new Color(0.46666667f, 0.53333336f, 0.6f, "kLightSlateGray");
/** 0xB0C4DE. */
public static final Color kLightSteelBlue =
new Color(0.6901961f, 0.76862746f, 0.87058824f, "kLightSteelBlue");
/** 0xFFFFE0. */
public static final Color kLightYellow = new Color(1.0f, 1.0f, 0.8784314f, "kLightYellow");
/** 0x00FF00. */
public static final Color kLime = new Color(0.0f, 1.0f, 0.0f, "kLime");
/** 0x32CD32. */
public static final Color kLimeGreen =
new Color(0.19607843f, 0.8039216f, 0.19607843f, "kLimeGreen");
/** 0xFAF0E6. */
public static final Color kLinen = new Color(0.98039216f, 0.9411765f, 0.9019608f, "kLinen");
/** 0xFF00FF. */
public static final Color kMagenta = new Color(1.0f, 0.0f, 1.0f, "kMagenta");
/** 0x800000. */
public static final Color kMaroon = new Color(0.5019608f, 0.0f, 0.0f, "kMaroon");
/** 0x66CDAA. */
public static final Color kMediumAquamarine =
new Color(0.4f, 0.8039216f, 0.6666667f, "kMediumAquamarine");
/** 0x0000CD. */
public static final Color kMediumBlue = new Color(0.0f, 0.0f, 0.8039216f, "kMediumBlue");
/** 0xBA55D3. */
public static final Color kMediumOrchid =
new Color(0.7294118f, 0.33333334f, 0.827451f, "kMediumOrchid");
/** 0x9370DB. */
public static final Color kMediumPurple =
new Color(0.5764706f, 0.4392157f, 0.85882354f, "kMediumPurple");
/** 0x3CB371. */
public static final Color kMediumSeaGreen =
new Color(0.23529412f, 0.7019608f, 0.44313726f, "kMediumSeaGreen");
/** 0x7B68EE. */
public static final Color kMediumSlateBlue =
new Color(0.48235294f, 0.40784314f, 0.93333334f, "kMediumSlateBlue");
/** 0x00FA9A. */
public static final Color kMediumSpringGreen =
new Color(0.0f, 0.98039216f, 0.6039216f, "kMediumSpringGreen");
/** 0x48D1CC. */
public static final Color kMediumTurquoise =
new Color(0.28235295f, 0.81960785f, 0.8f, "kMediumTurquoise");
/** 0xC71585. */
public static final Color kMediumVioletRed =
new Color(0.78039217f, 0.08235294f, 0.52156866f, "kMediumVioletRed");
/** 0x191970. */
public static final Color kMidnightBlue =
new Color(0.09803922f, 0.09803922f, 0.4392157f, "kMidnightBlue");
/** 0xF5FFFA. */
public static final Color kMintcream = new Color(0.9607843f, 1.0f, 0.98039216f, "kMintcream");
/** 0xFFE4E1. */
public static final Color kMistyRose = new Color(1.0f, 0.89411765f, 0.88235295f, "kMistyRose");
/** 0xFFE4B5. */
public static final Color kMoccasin = new Color(1.0f, 0.89411765f, 0.70980394f, "kMoccasin");
/** 0xFFDEAD. */
public static final Color kNavajoWhite = new Color(1.0f, 0.87058824f, 0.6784314f, "kNavajoWhite");
/** 0x000080. */
public static final Color kNavy = new Color(0.0f, 0.0f, 0.5019608f, "kNavy");
/** 0xFDF5E6. */
public static final Color kOldLace = new Color(0.99215686f, 0.9607843f, 0.9019608f, "kOldLace");
/** 0x808000. */
public static final Color kOlive = new Color(0.5019608f, 0.5019608f, 0.0f, "kOlive");
/** 0x6B8E23. */
public static final Color kOliveDrab =
new Color(0.41960785f, 0.5568628f, 0.13725491f, "kOliveDrab");
/** 0xFFA500. */
public static final Color kOrange = new Color(1.0f, 0.64705884f, 0.0f, "kOrange");
/** 0xFF4500. */
public static final Color kOrangeRed = new Color(1.0f, 0.27058825f, 0.0f, "kOrangeRed");
/** 0xDA70D6. */
public static final Color kOrchid = new Color(0.85490197f, 0.4392157f, 0.8392157f, "kOrchid");
/** 0xEEE8AA. */
public static final Color kPaleGoldenrod =
new Color(0.93333334f, 0.9098039f, 0.6666667f, "kPaleGoldenrod");
/** 0x98FB98. */
public static final Color kPaleGreen =
new Color(0.59607846f, 0.9843137f, 0.59607846f, "kPaleGreen");
/** 0xAFEEEE. */
public static final Color kPaleTurquoise =
new Color(0.6862745f, 0.93333334f, 0.93333334f, "kPaleTurquoise");
/** 0xDB7093. */
public static final Color kPaleVioletRed =
new Color(0.85882354f, 0.4392157f, 0.5764706f, "kPaleVioletRed");
/** 0xFFEFD5. */
public static final Color kPapayaWhip = new Color(1.0f, 0.9372549f, 0.8352941f, "kPapayaWhip");
/** 0xFFDAB9. */
public static final Color kPeachPuff = new Color(1.0f, 0.85490197f, 0.7254902f, "kPeachPuff");
/** 0xCD853F. */
public static final Color kPeru = new Color(0.8039216f, 0.52156866f, 0.24705882f, "kPeru");
/** 0xFFC0CB. */
public static final Color kPink = new Color(1.0f, 0.7529412f, 0.79607844f, "kPink");
/** 0xDDA0DD. */
public static final Color kPlum = new Color(0.8666667f, 0.627451f, 0.8666667f, "kPlum");
/** 0xB0E0E6. */
public static final Color kPowderBlue =
new Color(0.6901961f, 0.8784314f, 0.9019608f, "kPowderBlue");
/** 0x800080. */
public static final Color kPurple = new Color(0.5019608f, 0.0f, 0.5019608f, "kPurple");
/** 0xFF0000. */
public static final Color kRed = new Color(1.0f, 0.0f, 0.0f, "kRed");
/** 0xBC8F8F. */
public static final Color kRosyBrown =
new Color(0.7372549f, 0.56078434f, 0.56078434f, "kRosyBrown");
/** 0x4169E1. */
public static final Color kRoyalBlue =
new Color(0.25490198f, 0.4117647f, 0.88235295f, "kRoyalBlue");
/** 0x8B4513. */
public static final Color kSaddleBrown =
new Color(0.54509807f, 0.27058825f, 0.07450981f, "kSaddleBrown");
/** 0xFA8072. */
public static final Color kSalmon = new Color(0.98039216f, 0.5019608f, 0.44705883f, "kSalmon");
/** 0xF4A460. */
public static final Color kSandyBrown =
new Color(0.95686275f, 0.6431373f, 0.3764706f, "kSandyBrown");
/** 0x2E8B57. */
public static final Color kSeaGreen =
new Color(0.18039216f, 0.54509807f, 0.34117648f, "kSeaGreen");
/** 0xFFF5EE. */
public static final Color kSeashell = new Color(1.0f, 0.9607843f, 0.93333334f, "kSeashell");
/** 0xA0522D. */
public static final Color kSienna = new Color(0.627451f, 0.32156864f, 0.1764706f, "kSienna");
/** 0xC0C0C0. */
public static final Color kSilver = new Color(0.7529412f, 0.7529412f, 0.7529412f, "kSilver");
/** 0x87CEEB. */
public static final Color kSkyBlue = new Color(0.5294118f, 0.80784315f, 0.92156863f, "kSkyBlue");
/** 0x6A5ACD. */
public static final Color kSlateBlue =
new Color(0.41568628f, 0.3529412f, 0.8039216f, "kSlateBlue");
/** 0x708090. */
public static final Color kSlateGray =
new Color(0.4392157f, 0.5019608f, 0.5647059f, "kSlateGray");
/** 0xFFFAFA. */
public static final Color kSnow = new Color(1.0f, 0.98039216f, 0.98039216f, "kSnow");
/** 0x00FF7F. */
public static final Color kSpringGreen = new Color(0.0f, 1.0f, 0.49803922f, "kSpringGreen");
/** 0x4682B4. */
public static final Color kSteelBlue =
new Color(0.27450982f, 0.50980395f, 0.7058824f, "kSteelBlue");
/** 0xD2B48C. */
public static final Color kTan = new Color(0.8235294f, 0.7058824f, 0.54901963f, "kTan");
/** 0x008080. */
public static final Color kTeal = new Color(0.0f, 0.5019608f, 0.5019608f, "kTeal");
/** 0xD8BFD8. */
public static final Color kThistle = new Color(0.84705883f, 0.7490196f, 0.84705883f, "kThistle");
/** 0xFF6347. */
public static final Color kTomato = new Color(1.0f, 0.3882353f, 0.2784314f, "kTomato");
/** 0x40E0D0. */
public static final Color kTurquoise =
new Color(0.2509804f, 0.8784314f, 0.8156863f, "kTurquoise");
/** 0xEE82EE. */
public static final Color kViolet = new Color(0.93333334f, 0.50980395f, 0.93333334f, "kViolet");
/** 0xF5DEB3. */
public static final Color kWheat = new Color(0.9607843f, 0.87058824f, 0.7019608f, "kWheat");
/** 0xFFFFFF. */
public static final Color kWhite = new Color(1.0f, 1.0f, 1.0f, "kWhite");
/** 0xF5F5F5. */
public static final Color kWhiteSmoke =
new Color(0.9607843f, 0.9607843f, 0.9607843f, "kWhiteSmoke");
/** 0xFFFF00. */
public static final Color kYellow = new Color(1.0f, 1.0f, 0.0f, "kYellow");
/** 0x9ACD32. */
public static final Color kYellowGreen =
new Color(0.6039216f, 0.8039216f, 0.19607843f, "kYellowGreen");
}

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wpilibj/src/main/java/org/wpilib/util/Color8Bit.java
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@@ -1,99 +0,0 @@
// Copyright (c) FIRST and other WPILib contributors.
// Open Source Software; you can modify and/or share it under the terms of
// the WPILib BSD license file in the root directory of this project.
package org.wpilib.util;
import java.util.Objects;
/** Represents colors with 8 bits of precision. */
@SuppressWarnings("MemberName")
public class Color8Bit {
/** Red component (0-255). */
public final int red;
/** Green component (0-255). */
public final int green;
/** Blue component (0-255). */
public final int blue;
/** Constructs a default color (black). */
public Color8Bit() {
red = 0;
green = 0;
blue = 0;
}
/**
* Constructs a Color8Bit.
*
* @param red Red value (0-255)
* @param green Green value (0-255)
* @param blue Blue value (0-255)
*/
public Color8Bit(int red, int green, int blue) {
this.red = Math.clamp(red, 0, 255);
this.green = Math.clamp(green, 0, 255);
this.blue = Math.clamp(blue, 0, 255);
}
/**
* Constructs a Color8Bit from a Color.
*
* @param color The color
*/
public Color8Bit(Color color) {
this((int) (color.red * 255), (int) (color.green * 255), (int) (color.blue * 255));
}
/**
* Constructs a Color8Bit from a hex string.
*
* @param hexString a string of the format <code>#RRGGBB</code>
* @throws IllegalArgumentException if the hex string is invalid.
*/
public Color8Bit(String hexString) {
if (hexString.length() != 7 || !hexString.startsWith("#")) {
throw new IllegalArgumentException("Invalid hex string \"" + hexString + "\"");
}
this.red = Integer.valueOf(hexString.substring(1, 3), 16);
this.green = Integer.valueOf(hexString.substring(3, 5), 16);
this.blue = Integer.valueOf(hexString.substring(5, 7), 16);
}
@Override
public boolean equals(Object other) {
if (this == other) {
return true;
}
if (other == null) {
return false;
}
return other instanceof Color8Bit color8Bit
&& red == color8Bit.red
&& green == color8Bit.green
&& blue == color8Bit.blue;
}
@Override
public int hashCode() {
return Objects.hash(red, green, blue);
}
@Override
public String toString() {
return toHexString();
}
/**
* Return this color represented as a hex string.
*
* @return a string of the format <code>#RRGGBB</code>
*/
public String toHexString() {
return String.format("#%02X%02X%02X", red, green, blue);
}
}