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Move some stuff around...

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This commit is contained in:
Eryn Wells 2015-10-29 11:01:39 -07:00
parent d1bd19a356
commit e6df8499e5
1 changed files with 8 additions and 10 deletions
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18
Math/Math/Vector.swift
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@ -107,18 +107,8 @@ public struct Vector3: Vector {
data[2] = value
}
}
// MARK: Operators
public func cross(rhs: Vector3) -> Vector3 {
return Vector3(x: data[1] * rhs.data[2] - data[2] * rhs.data[1],
y: data[2] * rhs.data[0] - data[0] * rhs.data[2],
z: data[0] * rhs.data[1] - data[1] * rhs.data[0])
}
}
//------------------------------------------------------------------------------
public struct Vector4: Vector {
private var data: [Float]
@ -180,6 +170,14 @@ extension Vector {
}
}
extension Vector3 {
public func cross(rhs: Vector3) -> Vector3 {
return Vector3(x: data[1] * rhs.data[2] - data[2] * rhs.data[1],
y: data[2] * rhs.data[0] - data[0] * rhs.data[2],
z: data[0] * rhs.data[1] - data[1] * rhs.data[0])
}
}
public prefix func -<T: Vector>(v: T) -> T {
var out = v
for i in 0..<out.count {