Added ColorHSV

2026-09-05 21:01:52 +00:00 · 2022-02-14 20:36:07 +01:00
parent 574f54e32b
commit c8cc2f442a
1 changed files with 43 additions and 0 deletions
@@ -0,0 +1,43 @@
+using GlitchyEngine.Math;
+using System;
+namespace Sandbox
+{
+	struct ColorHSV
+	{
+		public float H;
+		public float S;
+		public float V;
+
+		public this(float h, float s, float v)
+		{
+			H = h;
+			S = s;
+			V = v;
+		}
+
+		public static explicit operator ColorRGB(ColorHSV hsv)
+		{
+			float c = hsv.V * hsv.S;
+			float x = c * (1.0f - Math.Abs((hsv.H / 60.0f) % 2.0f - 1.0f));
+
+			float m = hsv.V - c;
+
+			ColorRGB rgb_ = ?;
+
+			if (hsv.H < 60.0f)
+				rgb_ = ColorRGB(c, x, 0);
+			else if (hsv.H < 120.0f)
+				rgb_ = ColorRGB(x, c, 0);
+			else if (hsv.H < 180.0f)
+				rgb_ = ColorRGB(0, c, x);
+			else if (hsv.H < 240.0f)
+				rgb_ = ColorRGB(0, x, c);
+			else if (hsv.H < 300.0f)
+				rgb_ = ColorRGB(x, 0, c);
+			else if (hsv.H < 360.0f)
+				rgb_ = ColorRGB(c, 0, x);
+
+			return .(rgb_.Red + m, rgb_.Green + m, rgb_.Blue + m);
+		}
+	}
+}