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step

Name

step — generate a step function by comparing two values

Declaration

genType step( genType edge,
genType x);
genType step( float edge,
genType x);

Parameters

edge

Specifies the location of the edge of the step function.

x

Specify the value to be used to generate the step function.

Description

step generates a step function by comparing x to edge.

For element i of the return value, 0.0 is returned if x[i] < edge[i], and 1.0 is returned otherwise.

Version Support

OpenGL ES Shading Language Version
Function Name 1.00 3.00 3.10
step (genType) ✔ ✔ ✔

See Also

mix, smoothstep

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