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| STEP(3G) | [FIXME: manual] | STEP(3G) |
NAME¶
step - generate a step function by comparing two values
DECLARATION¶
genType step(genType edge, genType x);
genType step(float edge, genType x);
genDType step(genDType edge, genDType x);
genDType step(double edge, genDType 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 Shading Language Version | ||||||||||||
| Function Name | 1.10 | 1.20 | 1.30 | 1.40 | 1.50 | 3.30 | 4.00 | 4.10 | 4.20 | 4.30 | 4.40 | 4.50 |
| step (genType) | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ |
| step (genDType) | - | - | - | - | - | - | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ |
SEE ALSO¶
mix(), smoothstep()
COPYRIGHT¶
Copyright © 2011-2014 Khronos Group. This material may be distributed subject to the terms and conditions set forth in the Open Publication License, v 1.0, 8 June 1999. http://opencontent.org/openpub/.
COPYRIGHT¶
Copyright © 2011-2014 Khronos Group
| 05/21/2015 | [FIXME: source] |