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ceil

Returns the smallest integer value that is greater than or equal to the specified value.

ret ceil(x)

 

Parameters

ItemDescription

x

[in] The specified value.

 

Return Value

The smallest integer value (returned as a floating-point type) that is greater than or equal to the x parameter.

Type Description

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

 

Minimum Shader Model

This function is supported in the following shader models.

Shader ModelSupported
Shader Model 2 (DirectX HLSL) and higher shader modelsyes
Shader Model 1 (DirectX HLSL) vs_1_1

 

See also

Intrinsic Functions (DirectX HLSL)

 

 

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