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a dinosaur
2024-08-28 16:22:20 +10:00
parent 503c48404c
commit f95be3f5f4
5 changed files with 84 additions and 84 deletions
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27
Sources/Voxelotl/Math/Point.swift Normal file
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struct Point<T: AdditiveArithmetic>: Equatable {
var x: T, y: T
static var zero: Self { .init(.zero, .zero) }
init(_ x: T, _ y: T) {
self.x = x
self.y = y
}
@inline(__always) static func == (lhs: Self, rhs: Self) -> Bool { lhs.x == rhs.x && lhs.y == rhs.y }
@inline(__always) static func != (lhs: Self, rhs: Self) -> Bool { lhs.x != rhs.x || lhs.y != rhs.y }
}
extension Point where T: AdditiveArithmetic {
@inline(__always) static func + (lhs: Self, rhs: Self) -> Self { Self(lhs.x + rhs.x, lhs.y + rhs.y) }
@inline(__always) static func - (lhs: Self, rhs: Self) -> Self { Self(lhs.x - rhs.x, lhs.y - rhs.y) }
@inline(__always) static func += (lhs: inout Self, rhs: Self) { lhs.x += rhs.x; lhs.y += rhs.y }
@inline(__always) static func -= (lhs: inout Self, rhs: Self) { lhs.x -= rhs.x; lhs.y -= rhs.y }
}
extension SIMD2 where Scalar: AdditiveArithmetic {
init(_ point: Point<Scalar>) {
self.init(point.x, point.y)
}
}