bettercmath ~master (2021-10-22T22:55:25.7546802)

magnitude

bettercmath vector

Returns the magnitude (Euclidean length) of a Vector.

@safe @nogc nothrow
auto
magnitude
(
T
uint N
)
(
const auto ref Vector!(T, N) vec
)
out (r) { assert (r >= 0, "Vector magnitude should be non-negative!"); }

Examples

assert(Vec2(0, 0).magnitude() == 0);
assert(Vec2(1, 0).magnitude() == 1);
assert(Vec2(0, 1).magnitude() == 1);
assert(Vec2(1, 1).magnitude() == sqrt(2f));
assert(Vec2(2, 0).magnitude() == 2);

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