80 lines
2.9 KiB
C#
80 lines
2.9 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2011 The OpenRA Developers (see AUTHORS)
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* This file is part of OpenRA, which is free software. It is made
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* available to you under the terms of the GNU General Public License
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* as published by the Free Software Foundation. For more information,
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* see COPYING.
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*/
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#endregion
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using System;
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using System.Drawing;
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namespace OpenRA
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{
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/// <summary>
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/// Pixel coordinate vector (fine; integer)
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/// </summary>
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public struct PVecInt
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{
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public readonly int X, Y;
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public PVecInt(int x, int y) { X = x; Y = y; }
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public PVecInt(Size p) { X = p.Width; Y = p.Height; }
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public static readonly PVecInt Zero = new PVecInt(0, 0);
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public static PVecInt OneCell { get { return new PVecInt(Game.CellSize, Game.CellSize); } }
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public static explicit operator PVecInt(int2 a) { return new PVecInt(a.X, a.Y); }
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public static PVecInt FromRadius(int r) { return new PVecInt(r, r); }
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public static PVecInt operator +(PVecInt a, PVecInt b) { return new PVecInt(a.X + b.X, a.Y + b.Y); }
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public static PVecInt operator -(PVecInt a, PVecInt b) { return new PVecInt(a.X - b.X, a.Y - b.Y); }
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public static PVecInt operator *(int a, PVecInt b) { return new PVecInt(a * b.X, a * b.Y); }
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public static PVecInt operator *(PVecInt b, int a) { return new PVecInt(a * b.X, a * b.Y); }
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public static PVecInt operator /(PVecInt a, int b) { return new PVecInt(a.X / b, a.Y / b); }
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public static PVecInt operator -(PVecInt a) { return new PVecInt(-a.X, -a.Y); }
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public static bool operator ==(PVecInt me, PVecInt other) { return (me.X == other.X && me.Y == other.Y); }
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public static bool operator !=(PVecInt me, PVecInt other) { return !(me == other); }
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public static PVecInt Max(PVecInt a, PVecInt b) { return new PVecInt(Math.Max(a.X, b.X), Math.Max(a.Y, b.Y)); }
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public static PVecInt Min(PVecInt a, PVecInt b) { return new PVecInt(Math.Min(a.X, b.X), Math.Min(a.Y, b.Y)); }
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public static int Dot(PVecInt a, PVecInt b) { return a.X * b.X + a.Y * b.Y; }
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public PVecInt Sign() { return new PVecInt(Math.Sign(X), Math.Sign(Y)); }
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public PVecInt Abs() { return new PVecInt(Math.Abs(X), Math.Abs(Y)); }
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public int LengthSquared { get { return X * X + Y * Y; } }
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public int Length { get { return (int)Math.Sqrt(LengthSquared); } }
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public float2 ToFloat2() { return new float2(X, Y); }
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public int2 ToInt2() { return new int2(X, Y); }
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public CVec ToCVec() { return new CVec(X / Game.CellSize, Y / Game.CellSize); }
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public PVecInt Clamp(Rectangle r)
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{
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return new PVecInt(
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Math.Min(r.Right, Math.Max(X, r.Left)),
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Math.Min(r.Bottom, Math.Max(Y, r.Top))
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);
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}
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public override int GetHashCode() { return X.GetHashCode() ^ Y.GetHashCode(); }
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public override bool Equals(object obj)
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{
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if (obj == null)
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return false;
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PVecInt o = (PVecInt)obj;
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return o == this;
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}
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public override string ToString() { return "{0},{1}".F(X, Y); }
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}
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}
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