Second Life Wiki - User contributions [en]

LlListStatistics

2008-04-05T22:08:47Z

Xerdar Oh:

{{LSL_Function
|func_id=315|func_sleep=0.0|func_energy=10.0
|func=llListStatistics|return_type=float|p1_type=integer|p1_name=operation|p1_desc=a LIST_STAT_* flag
|p2_type=list|p2_name=src
|func_footnote=If a list entry type is not a float or an integer it is silently ignored.
|func_desc
|return_text=that is the result of performing statistical aggregate function '''operation''' on '''src'''.
|spec
|caveats
|constants={{{!}}{{Prettytable}}
{{!}}-{{Hl2}}
!colspan="2"{{!}}Constant
!Description
{{!}}-
{{!}}{{LSLG|LIST_STAT_RANGE}}
{{!}}0
{{!}}Returns the range.
{{!}}-
{{!}}{{LSLG|LIST_STAT_MIN}}
{{!}}1
{{!}}Retrieves the smallest number.
{{!}}-
{{!}}{{LSLG|LIST_STAT_MAX}}
{{!}}2
{{!}}Retrieves the largest number.
{{!}}-
{{!}}{{LSLG|LIST_STAT_MEAN}}
{{!}}3
{{!}}Retrieves the mean (average).
{{!}}-
{{!}}{{LSLG|LIST_STAT_MEDIAN}}
{{!}}4
{{!}}Retrieves the median number.
{{!}}-
{{!}}{{LSLG|LIST_STAT_STD_DEV}}
{{!}}5
{{!}}Calculates the standard deviation.
{{!}}-
{{!}}{{LSLG|LIST_STAT_SUM}}
{{!}}6
{{!}}Calculates the sum.
{{!}}-
{{!}}{{LSLG|LIST_STAT_SUM_SQUARES}}
{{!}}7
{{!}}Calculates the sum of the squares.
{{!}}-
{{!}}{{LSLG|LIST_STAT_NUM_COUNT}}
{{!}}8
{{!}}Retrieves the number of [[float]] and [[integer]] elements.
{{!}}-
{{!}}{{LSLG|LIST_STAT_GEOMETRIC_MEAN}}
{{!}}9
{{!}}Calculates the geometric mean.
{{!}}}
|examples=<lsl>
// shows just how bad SL is behaving and demonstrates the use of llListStatistics()
list dil_s;
list fps_s;

default
{
state_entry ()
{
dil_s = [];
fps_s = [];
llSetTimerEvent (1.0);
}

on_rez (integer parm)
{
llResetScript ();
}

timer()
{
dil_s += llGetRegionTimeDilation ();
fps_s += llGetRegionFPS ();
integer n = llGetListLength (dil_s);
while (n > 60) {
dil_s = llDeleteSubList (dil_s, 0, 0);
fps_s = llDeleteSubList (fps_s, 0, 0);
n = llGetListLength (dil_s);
}
if (n > 3) {
string s = "Dilation: min="+(string) llListStatistics (LIST_STAT_MIN, dil_s) + ", mean=" +
(string) llListStatistics (LIST_STAT_MEAN, dil_s) + ", max=" +
(string) llListStatistics (LIST_STAT_MAX, dil_s) + ", std.dev=" +
(string) llListStatistics (LIST_STAT_STD_DEV, dil_s) + "\n";
s += "FPS: min="+(string) llListStatistics (LIST_STAT_MIN, fps_s) + ", mean=" +
(string) llListStatistics (LIST_STAT_MEAN, fps_s) + ", max=" +
(string) llListStatistics (LIST_STAT_MAX, fps_s) + ", std.dev=" +
(string) llListStatistics (LIST_STAT_STD_DEV, fps_s);
llSetText (s, <1,1,0>, 1);
}
}
}
</lsl>
|helpers
|also_functions={{LSL DefineRow||[[llGetListEntryType]]|}}
|also_events
|also_tests
|also_articles
|notes
|permission
|negative_index
|sort=ListStatistics
|cat1=List
|cat2=Math
|cat3
|cat4
}}

LlListStatistics

2008-04-05T22:07:13Z

Xerdar Oh:

{{LSL_Function
|func_id=315|func_sleep=0.0|func_energy=10.0
|func=llListStatistics|return_type=float|p1_type=integer|p1_name=operation|p1_desc=a LIST_STAT_* flag
|p2_type=list|p2_name=src
|func_footnote=If a list entry type is not a float or an integer it is silently ignored.
|func_desc
|return_text=that is the result of performing statistical aggregate function '''operation''' on '''src'''.
|spec
|caveats
|constants={{{!}}{{Prettytable}}
{{!}}-{{Hl2}}
!colspan="2"{{!}}Constant
!Description
{{!}}-
{{!}}{{LSLG|LIST_STAT_RANGE}}
{{!}}0
{{!}}Returns the range.
{{!}}-
{{!}}{{LSLG|LIST_STAT_MIN}}
{{!}}1
{{!}}Retrieves the smallest number.
{{!}}-
{{!}}{{LSLG|LIST_STAT_MAX}}
{{!}}2
{{!}}Retrieves the largest number.
{{!}}-
{{!}}{{LSLG|LIST_STAT_MEAN}}
{{!}}3
{{!}}Retrieves the mean (average).
{{!}}-
{{!}}{{LSLG|LIST_STAT_MEDIAN}}
{{!}}4
{{!}}Retrieves the median number.
{{!}}-
{{!}}{{LSLG|LIST_STAT_STD_DEV}}
{{!}}5
{{!}}Calculates the standard deviation.
{{!}}-
{{!}}{{LSLG|LIST_STAT_SUM}}
{{!}}6
{{!}}Calculates the sum.
{{!}}-
{{!}}{{LSLG|LIST_STAT_SUM_SQUARES}}
{{!}}7
{{!}}Calculates the sum of the squares.
{{!}}-
{{!}}{{LSLG|LIST_STAT_NUM_COUNT}}
{{!}}8
{{!}}Retrieves the number of [[float]] and [[integer]] elements.
{{!}}-
{{!}}{{LSLG|LIST_STAT_GEOMETRIC_MEAN}}
{{!}}9
{{!}}Calculates the geometric mean.
{{!}}}
|examples=<lsl>
// shows just how bad SL is behaving and demonstrates the use of llListStatistics()
list dil_s;
list fps_s;

default
{
state_entry ()
{
dil_s = [];
fps_s = [];
llSetTimerEvent (1.0);
}

on_rez (integer parm)
{
llResetScript ();
}

timer()
{
dil_s += llGetRegionTimeDilation ();
fps_s += llGetRegionFPS ();
integer n = llGetListLength (dil_s);
while (n > 60) {
dil_s = llDeleteSubList (dil_s, 0, 0);
fps_s = llDeleteSubList (fps_s, 0, 0);
n = llGetListLength (dil_s);
}
if (n > 3) {
string s = "Dilation: min="+(string) llListStatistics (LIST_STAT_MIN, dil_s) + ", mean=" +
(string) llListStatistics (LIST_STAT_MEAN, dil_s) + ", max=" +
(string) llListStatistics (LIST_STAT_MAX, dil_s) + ", std.dev=" +
(string) llListStatistics (LIST_STAT_MEAN, dil_s) + "\n";
s += "FPS: min="+(string) llListStatistics (LIST_STAT_MIN, fps_s) + ", mean=" +
(string) llListStatistics (LIST_STAT_MEAN, fps_s) + ", max=" +
(string) llListStatistics (LIST_STAT_MAX, fps_s) + ", std.dev=" +
(string) llListStatistics (LIST_STAT_STD_DEV, fps_s);
llSetText (s, <1,1,0>, 1);
}
}
}
</lsl>
|helpers
|also_functions={{LSL DefineRow||[[llGetListEntryType]]|}}
|also_events
|also_tests
|also_articles
|notes
|permission
|negative_index
|sort=ListStatistics
|cat1=List
|cat2=Math
|cat3
|cat4
}}