forked from mirror/DotRecast
103 lines
2.9 KiB
C#
103 lines
2.9 KiB
C#
/*
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recast4j copyright (c) 2015-2019 Piotr Piastucki piotr@jtilia.org
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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*/
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using System;
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namespace DotRecast.Core
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{
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public struct Vector3f
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{
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public float x { get; set; }
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public float y { get; set; }
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public float z { get; set; }
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public static Vector3f Zero { get; } = new Vector3f(0, 0, 0);
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public static Vector3f Up { get; } = new Vector3f(0, 1, 0);
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public static Vector3f Of(float[] f)
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{
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return new Vector3f(f);
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}
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public static Vector3f Of(float x, float y, float z)
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{
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return new Vector3f(x, y, z);
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}
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public Vector3f(float x, float y, float z)
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{
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this.x = x;
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this.y = y;
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this.z = z;
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}
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public Vector3f(float[] f)
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{
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x = f[0];
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y = f[1];
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z = f[2];
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}
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public float this[int index]
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{
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get => GetElement(index);
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set => SetElement(index, value);
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}
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public float GetElement(int index)
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{
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switch (index)
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{
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case 0: return x;
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case 1: return y;
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case 2: return z;
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default: throw new IndexOutOfRangeException($"{index}");
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}
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}
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public void SetElement(int index, float value)
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{
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switch (index)
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{
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case 0:
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x = value;
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break;
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case 1:
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y = value;
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break;
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case 2:
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z = value;
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break;
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default: throw new IndexOutOfRangeException($"{index}-{value}");
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}
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}
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public static bool operator ==(Vector3f left, Vector3f right)
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{
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return left.x.Equals(right.x)
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&& left.y.Equals(right.y)
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&& left.z.Equals(right.z);
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}
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public static bool operator !=(Vector3f left, Vector3f right)
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{
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return !left.Equals(right);
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}
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}
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} |