findLSB — find the index of the least significant bit set to 1 in an integer
genIType findLSB( | genIType value); |
genIType findLSB( | genUType value); |
value Specifies the value whose bits to scan.
findLSB returns the bit number of the least significant bit that is set to 1 in the binary representation of value. If value is zero, -1 will be returned.
| 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 |
| findLSB | - | - | - | - | - | - | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ |
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