sqrt

Returns the square root of the specified floating-point value, per component.

ret sqrt(x)

Parameters

Item Description
x
[in] The specified floating-point value.

Return Value

The square root of the x parameter, per component.

Type Description

Name Template Type Component Type Size
x scalar, vector, or matrix float any
ret same as input x float same dimension(s) as input x

Minimum Shader Model

This function is supported in the following shader models.

Shader Model Supported
Shader Model 2 (DirectX HLSL) and higher shader models yes
Shader Model 1 (DirectX HLSL) yes (vs_1_1 only)

See also

Intrinsic Functions (DirectX HLSL)