Difference between revisions of "Meter2Feet"
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== Specification == | == Specification == | ||
<div style="padding: 0.5em;"> | <div style="padding: 0.5em;"> | ||
< | <lsl> | ||
string Meter2Feet( float meter ) | string Meter2Feet( float meter ) | ||
{ | { | ||
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return (sign + (string)feet + "' " + (string)inches + strFraction); | return (sign + (string)feet + "' " + (string)inches + strFraction); | ||
} | } | ||
</ | </lsl> | ||
</div></div> | </div></div> | ||
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<div style="padding: 0.5em;"> | <div style="padding: 0.5em;"> | ||
Trivial example to listen to any chat from the object owner for '''{{LSL Param|meter}}''' values and respond feet/inch value. | Trivial example to listen to any chat from the object owner for '''{{LSL Param|meter}}''' values and respond feet/inch value. | ||
< | <lsl> | ||
// Insert code of Meter2Feet user function here | |||
default | default | ||
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llOwnerSay(Meter2Feet(meter)); | llOwnerSay(Meter2Feet(meter)); | ||
} | } | ||
}</ | }</lsl> | ||
</div></div> | </div></div> | ||
{{LSLC|Examples|Meter2Feet}} | {{LSLC|Examples|Meter2Feet}} | ||
Revision as of 03:15, 16 January 2008
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Specification
<lsl> string Meter2Feet( float meter ) {
string sign = "";
if (meter < 0)
{ // Use only positive value to simplify the maths
sign = "-";
meter = -meter;
}
// Compute feet multiplying by reciprocal value of
// conversion constant 0.3048 for performance reasons
float fraction = meter * 3.2808398950131233595800524934383;
integer feet = (integer)fraction;
fraction = (fraction - feet) * 12; // Compute inches
integer inches = (integer)fraction;
fraction = llRound((fraction - inches) * 16); // Compute 1/16 inches
string strFraction = "\"";
if (fraction != 0) // show fraction value only if not zero
strFraction = " " + (string)((integer)fraction) + "/16" + strFraction;
return (sign + (string)feet + "' " + (string)inches + strFraction);
} </lsl>
Example
Trivial example to listen to any chat from the object owner for meter values and respond feet/inch value. <lsl> // Insert code of Meter2Feet user function here
default
{
state_entry()
{
llOwnerSay("Enter: [m]");
llListen(0, "", llGetOwner(), "");
}
listen(integer _chan, string _str, key _id, string _msg)
{
float meter = (float)_msg;
llOwnerSay(Meter2Feet(meter));
}
}</lsl>