public static Color ToColor(HsbColor hsbColor) { float r = hsbColor.B; float g = hsbColor.B; float b = hsbColor.B; if (hsbColor.S != 0) { float max = hsbColor.B; float dif = hsbColor.B * hsbColor.S; float min = hsbColor.B - dif; float h = hsbColor.H * 360f; if (h < 60f) { r = max; g = h * dif / 60f + min; b = min; } else if (h < 120f) { r = -(h - 120f) * dif / 60f + min; g = max; b = min; } else if (h < 180f) { r = min; g = max; b = (h - 120f) * dif / 60f + min; } else if (h < 240f) { r = min; g = -(h - 240f) * dif / 60f + min; b = max; } else if (h < 300f) { r = (h - 240f) * dif / 60f + min; g = min; b = max; } else if (h <= 360f) { r = max; g = min; b = -(h - 360f) * dif / 60 + min; } else { r = 0; g = 0; b = 0; } } return(new Color(Mathf.Clamp01(r), Mathf.Clamp01(g), Mathf.Clamp01(b), hsbColor.A)); }
public static void Test() { HsbColor color; color = new HsbColor(Color.red); Debug.Log("red: " + color); color = new HsbColor(Color.green); Debug.Log("green: " + color); color = new HsbColor(Color.blue); Debug.Log("blue: " + color); color = new HsbColor(Color.grey); Debug.Log("grey: " + color); color = new HsbColor(Color.white); Debug.Log("white: " + color); color = new HsbColor(new Color(0.4f, 1f, 0.84f, 1f)); Debug.Log("0.4, 1f, 0.84: " + color); Debug.Log("164,82,84 .... 0.643137f, 0.321568f, 0.329411f :" + ToColor(new HsbColor(new Color(0.643137f, 0.321568f, 0.329411f)))); }
public HsbColor(Color col) { HsbColor temp = FromColor(col); H = temp.H; S = temp.S; B = temp.B; A = temp.A; }
public static HsbColor FromColor(Color color) { HsbColor ret = new HsbColor(0f, 0f, 0f, color.a); float r = color.r; float g = color.g; float b = color.b; float max = Mathf.Max(r, Mathf.Max(g, b)); if (max <= 0) { return(ret); } float min = Mathf.Min(r, Mathf.Min(g, b)); float dif = max - min; if (max > min) { if (g == max) { ret.H = (b - r) / dif * 60f + 120f; } else if (b == max) { ret.H = (r - g) / dif * 60f + 240f; } else if (b > g) { ret.H = (g - b) / dif * 60f + 360f; } else { ret.H = (g - b) / dif * 60f; } if (ret.H < 0) { ret.H = ret.H + 360f; } } else { ret.H = 0; } ret.H *= 1f / 360f; ret.S = (dif / max) * 1f; ret.B = max; return(ret); }
public static HsbColor Lerp(HsbColor a, HsbColor b, float t) { float h, s; //check special case black (color.b==0): interpolate neither hue nor saturation! //check special case grey (color.s==0): don't interpolate hue! if (a.B == 0) { h = b.H; s = b.S; } else if (b.B == 0) { h = a.H; s = a.S; } else { if (a.S == 0) { h = b.H; } else if (b.S == 0) { h = a.H; } else { // works around bug with LerpAngle float angle = Mathf.LerpAngle(a.H * 360f, b.H * 360f, t); while (angle < 0f) { angle += 360f; } while (angle > 360f) { angle -= 360f; } h = angle / 360f; } s = Mathf.Lerp(a.S, b.S, t); } return(new HsbColor(h, s, Mathf.Lerp(a.B, b.B, t), Mathf.Lerp(a.A, b.A, t))); }