Everything is now OpenRA, not OpenRa

2010-02-27 21:10:22 +13:00
parent 11b926a422
commit 7881deca30
299 changed files with 26919 additions and 21 deletions
--- a/OpenRA.FileFormats/float2.cs
+++ b/OpenRA.FileFormats/float2.cs
@@ -0,0 +1,113 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007,2009,2010 Chris Forbes, Robert Pepperell, Matthew Bowra-Dean, Paul Chote, Alli Witheford.
+ * This file is part of OpenRA.
+ * 
+ *  OpenRA is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ * 
+ *  OpenRA is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ * 
+ *  You should have received a copy of the GNU General Public License
+ *  along with OpenRA.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#endregion
+
+using System;
+using System.Drawing;
+using System.Runtime.InteropServices;
+
+namespace OpenRA
+{
+	[StructLayout(LayoutKind.Sequential)]
+	public struct float2
+	{
+		public float X, Y;
+
+		public float2(float x, float y) { X = x; Y = y; }
+		public float2(PointF p) { X = p.X; Y = p.Y; }
+		public float2(Point p) { X = p.X; Y = p.Y; }
+		public float2(Size p) { X = p.Width; Y = p.Height; }
+		public float2(SizeF p) { X = p.Width; Y = p.Height; }
+
+		public PointF ToPointF() { return new PointF(X, Y); }
+		public SizeF ToSizeF() { return new SizeF(X, Y); }
+
+		public static implicit operator float2(int2 src) { return new float2(src.X, src.Y); }
+
+		public static float2 operator +(float2 a, float2 b) { return new float2(a.X + b.X, a.Y + b.Y); }
+		public static float2 operator -(float2 a, float2 b) { return new float2(a.X - b.X, a.Y - b.Y); }
+
+		public static float2 operator -(float2 a) { return new float2(-a.X, -a.Y); }
+
+		public static float Lerp(float a, float b, float t) { return a + t * (b - a); }
+
+		public static float2 Lerp(float2 a, float2 b, float t)
+		{
+			return new float2(
+				Lerp(a.X, b.X, t),
+				Lerp(a.Y, b.Y, t));
+		}
+
+		public static float2 Lerp(float2 a, float2 b, float2 t)
+		{
+			return new float2(
+				Lerp(a.X, b.X, t.X),
+				Lerp(a.Y, b.Y, t.Y));
+		}
+
+		public static float2 FromAngle(float a) { return new float2((float)Math.Sin(a), (float)Math.Cos(a)); }
+
+		static float Constrain(float x, float a, float b) { return x < a ? a : x > b ? b : x; }
+
+		public float2 Constrain(float2 min, float2 max)
+		{
+			return new float2(
+				Constrain(X, min.X, max.X),
+				Constrain(Y, min.Y, max.Y));
+		}
+
+		public static float2 operator *(float a, float2 b) { return new float2(a * b.X, a * b.Y); }
+		public static float2 operator *( float2 a, float2 b ) { return new float2( a.X * b.X, a.Y * b.Y ); }
+		public static float2 operator /( float2 a, float2 b ) { return new float2( a.X / b.X, a.Y / b.Y ); }
+
+        public static bool operator ==(float2 me, float2 other) { return (me.X == other.X && me.Y == other.Y); }
+        public static bool operator !=(float2 me, float2 other) { return !(me == other); }
+        public override int GetHashCode() { return X.GetHashCode() ^ Y.GetHashCode(); }
+
+        public override bool Equals(object obj)
+        {
+            if (obj == null)
+                return false;
+
+            float2 o = (float2)obj;
+            return o == this;
+        }
+
+		public static readonly float2 Zero = new float2(0, 0);
+
+		public static bool WithinEpsilon(float2 a, float2 b, float e)
+		{
+			float2 d = a - b;
+			return Math.Abs(d.X) < e && Math.Abs(d.Y) < e;
+		}
+
+		public float2 Sign() { return new float2(Math.Sign(X), Math.Sign(Y)); }
+		public static float Dot(float2 a, float2 b) { return a.X * b.X + a.Y * b.Y; }
+		public float2 Round() { return new float2((float)Math.Round(X), (float)Math.Round(Y)); }
+
+		public override string ToString() { return string.Format("({0},{1})", X, Y); }
+		public int2 ToInt2() { return new int2((int)X, (int)Y); }
+
+		public static float2 Max(float2 a, float2 b) { return new float2(Math.Max(a.X, b.X), Math.Max(a.Y, b.Y)); }
+		public static float2 Min(float2 a, float2 b) { return new float2(Math.Min(a.X, b.X), Math.Min(a.Y, b.Y)); }
+
+		public float LengthSquared { get { return X * X + Y * Y; } }
+		public float Length { get { return (float)Math.Sqrt(LengthSquared); } }
+	}
+}