rsqrt

Description

Reciprocal of square root.

Signature

T rsqrt<T>(T x)
    where T : __BuiltinFloatingPointType;

vector<T, N> rsqrt<T, N:int>(vector<T, N> x)
    where T : __BuiltinFloatingPointType;

matrix<T, N, M> rsqrt<T, N:int, M:int>(matrix<T, N, M> x)
    where T : __BuiltinFloatingPointType;

Generic Parameters

T: __BuiltinFloatingPointType

N : int

M : int

Parameters

x : T

The value to compute the reciprocal square root of.

x : vector<T, N>

The value to compute the reciprocal square root of.

x : matrix<T, N, M>

The value to compute the reciprocal square root of.

Return value

The reciprocal square root of x.

Availability and Requirements

Defined for the following targets:

hlsl

Available in all stages.

glsl

Available in all stages.

cpp

Available in all stages.

cuda

Available in all stages.

metal

Available in all stages.

wgsl

Available in all stages.

spirv

Available in all stages.