Interprets the bit pattern of x as a floating-point number.

ret asfloat(x)


Item Description
[in] The input value.

Return Value

The input interpreted as a floating-point number.

Type Description

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

Function Overloads

`float<x> asfloat(float<x> value);` `float<x> asfloat(int<x> value);` `float<x> asfloat(uint<x> value);`

Minimum Shader Model

This function is supported in the following shader models.

Shader Model Supported
Shader Model 4 and higher shader models yes
Shader Model 3 (DirectX HLSL) no
Shader Model 2 (DirectX HLSL) no
Shader Model 1 (DirectX HLSL) no


Older compilers incorrectly allowed asfloat(bool), but note that bool inputs are not supported.

See also

Intrinsic Functions (DirectX HLSL)