You are currently not logged in! Enter your authentication credentials below to log in. You need to have cookies enabled to log in.
This shows you the differences between two versions of the page.
|
functions:llceil [2014-05-16 05:28 SLT] sei [Function: llCeil] round up |
functions:llceil [2015-02-04 13:08 SLT] (current) sei inf handling |
||
|---|---|---|---|
| Line 1: | Line 1: | ||
| + | $nav | ||
| ===== Function: llCeil ===== | ===== Function: llCeil ===== | ||
| Line 12: | Line 13: | ||
| The float value to be rounded up. | The float value to be rounded up. | ||
| - | ===== Result ===== | + | ===== Return value ===== |
| - | Returns the float value that is the nearest integer greater or equal to **fval**. | + | Returns the nearest $lty[integer] value that is greater than or equal to $prm[fval]. |
| ===== Notes ===== | ===== Notes ===== | ||
| - | * The function returns -2147483648 (Hex. 80000000) for float values of 2147483648.0 or bigger, or less than -2147483648.0. | + | * The function returns -2147483648 (Hex. 0x80000000) for float values of 2147483648.0 or bigger (including $pinf), or less than -2147483648.0 (including $minf), or $nan. |
| ===== Short examples ===== | ===== Short examples ===== | ||
| Line 24: | Line 25: | ||
| <code lsl2> | <code lsl2> | ||
| integer i; | integer i; | ||
| - | i = llCeil(3.0); // i will become 3, which is greater or equal to 3.0 (in this case, equal). | + | i = llCeil(3.0); // Sets i to 3, which is greater or equal to 3.0 (in this case, equal). |
| - | i = llCeil(3.001); // i will become 4, not 3, because 3 is less than 3.001 and the result must be greater or equal. | + | i = llCeil(3.001); // Sets i to 4, not 3, because 3 is less than 3.001 and the result must be greater or equal. |
| - | i = llCeil(3.999); // i will become 4 | + | i = llCeil(3.999); // Sets i to 4 |
| - | i = llCeil(4.0); // i will become 4 | + | i = llCeil(4.0); // Sets i to 4 |
| - | i = llCeil(-3.0); // i will become -3 | + | i = llCeil(-3.0); // Sets i to -3 |
| - | i = llCeil(-3.001); // i will become -3, which is greater or equal to -3.001 (in this case, greater) | + | i = llCeil(-3.001); // Sets i to -3, which is greater or equal to -3.001 (in this case, greater) |
| - | i = llCeil(-3.999); // i will become -3 | + | i = llCeil(-3.999); // Sets i to -3 |
| - | i = llCeil(-4.0); // i will become -4 | + | i = llCeil(-4.0); // Sets i to -4 |
| </code> | </code> | ||
| ===== See also ===== | ===== See also ===== | ||
| - | * [[llRound]] rounds to nearest integer. | + | * $lfn[llRound] rounds to nearest integer. |
| - | * [[llFloor]] rounds always towards negative infinity (e.g. 1.1 is rounded down to 1.0 and -1.1 is rounded down to -2.0). | + | * $lfn[llFloor] rounds always towards negative infinity (e.g. 1.1 is rounded down to 1.0 and -1.1 is rounded down to -2.0). |
| - | * [[types/float]] type and associated caveats and limitations. | + | * $lty[float] type and associated caveats and limitations. |