modf — separate a value into its integer and fractional components
genType modf( | genType x, |
out genType i); |
genDType modf( | genDType x, |
out genDType i); |
x Specify the value to separate.
out i A variable that receives the integer part of the argument.
modf separates a floating point value x into its integer and fractional parts. The fractional part of the number is returned from the function and the integer part (as a floating point quantity) is returned in the output parameter i.
| 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 |
| modf (genType) | - | - | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ |
| modf (genDType) | - | - | - | - | - | - | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ |
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