75 lines
1.8 KiB
Haxe
75 lines
1.8 KiB
Haxe
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package kha.math;
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@:structInit
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class Vector3 {
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public inline function new(x: Float = 0, y: Float = 0, z: Float = 0): Void {
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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 var x: Float;
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public var y: Float;
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public var z: Float;
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public var length(get, set): Float;
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extern public inline function setFrom(v: Vector3): Void {
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this.x = v.x;
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this.y = v.y;
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this.z = v.z;
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}
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inline function get_length(): Float {
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return Math.sqrt(x * x + y * y + z * z);
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}
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function set_length(length: Float): Float {
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var currentLength = get_length();
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if (currentLength == 0)
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return 0;
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var mul = length / currentLength;
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x *= mul;
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y *= mul;
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z *= mul;
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return length;
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}
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extern public inline function add(vec: Vector3): Vector3 {
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return new Vector3(x + vec.x, y + vec.y, z + vec.z);
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}
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extern public inline function sub(vec: Vector3): Vector3 {
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return new Vector3(x - vec.x, y - vec.y, z - vec.z);
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}
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extern public inline function mult(value: Float): Vector3 {
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return new Vector3(x * value, y * value, z * value);
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}
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extern public inline function dot(v: Vector3): Float {
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return x * v.x + y * v.y + z * v.z;
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}
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extern public inline function cross(v: Vector3): Vector3 {
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var _x = y * v.z - z * v.y;
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var _y = z * v.x - x * v.z;
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var _z = x * v.y - y * v.x;
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return new Vector3(_x, _y, _z);
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}
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@:deprecated("normalize() will be deprecated soon, use the immutable normalized() instead")
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extern public inline function normalize(): Void {
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#if haxe4 inline #end set_length(1);
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}
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extern public inline function normalized(): Vector3 {
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var v = new Vector3(x, y, z);
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#if haxe4 inline #end v.set_length(1);
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return v;
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}
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extern public inline function fast(): FastVector3 {
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return new FastVector3(x, y, z);
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}
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}
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