Difference between revisions of "Meter2Feet"
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Huney Jewell (talk | contribs) m |
(you are correct there is a border condition with llRound I didn't see BTW your code didn't compile. MUTL is better then DIV) |
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string Meter2Feet( float meter ) | string Meter2Feet( float meter ) | ||
{ | { | ||
string sign = ""; | |||
if (meter < 0) | if (meter < 0) | ||
{ // Use only positive value to simplify the maths | { // Use only positive value to simplify the maths | ||
sign = "-" | |||
meter | meter = -meter; | ||
} | } | ||
float fraction = meter | float fraction = meter * 3.2808399; // Compute feet | ||
integer feet = | integer feet = (integer)(fraction); | ||
fraction = (fraction - feet) * 12; // Compute inches | fraction = (fraction - feet) * 12; // Compute inches | ||
integer inches = | integer inches = (integer)(fraction); | ||
fraction = llRound((fraction - inches) * 16); // Compute 1/16 inches | fraction = llRound((fraction - inches) * 16); // Compute 1/16 inches | ||
string strFraction = "\""; | string strFraction = "\""; | ||
if (fraction != 0) // show fraction value only if not zero | if (fraction != 0) // show fraction value only if not zero | ||
strFraction = " " + (string)(integer)fraction + "/16" + strFraction; | strFraction = " " + (string)((integer)fraction) + "/16" + strFraction; | ||
return ( | return (sign + (string)feet + "' " + (string)inches + strFraction); | ||
} | } | ||
</pre> | </pre> | ||
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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. | ||
<pre> | <pre> | ||
string Meter2Feet (float meter) | string Meter2Feet( float meter ) | ||
{ | { | ||
string sign = ""; | |||
if (meter < 0) | if (meter < 0) | ||
{ // Use only positive value to simplify the maths | { // Use only positive value to simplify the maths | ||
sign = "-" | |||
meter | meter = -meter; | ||
} | } | ||
float fraction = meter | float fraction = meter * 3.2808399; // Compute feet | ||
integer feet = | integer feet = (integer)(fraction); | ||
fraction = (fraction - feet) * 12; // Compute inches | fraction = (fraction - feet) * 12; // Compute inches | ||
integer inches = | integer inches = (integer)(fraction); | ||
fraction = llRound((fraction - inches) * 16); // Compute 1/16 inches | fraction = llRound((fraction - inches) * 16); // Compute 1/16 inches | ||
string strFraction = "\""; | string strFraction = "\""; | ||
if (fraction != 0) // show fraction value only if not zero | if (fraction != 0) // show fraction value only if not zero | ||
strFraction = " " + (string)(integer)fraction + "/16" + strFraction; | strFraction = " " + (string)((integer)fraction) + "/16" + strFraction; | ||
return ( | return (sign + (string)feet + "' " + (string)inches + strFraction); | ||
} | } | ||
Revision as of 08:47, 12 September 2007
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Specification
string Meter2Feet( float meter ) { string sign = ""; if (meter < 0) { // Use only positive value to simplify the maths sign = "-" meter = -meter; } float fraction = meter * 3.2808399; // Compute feet 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); }
Example
Trivial example to listen to any chat from the object owner for meter values and respond feet/inch value.
string Meter2Feet( float meter ) { string sign = ""; if (meter < 0) { // Use only positive value to simplify the maths sign = "-" meter = -meter; } float fraction = meter * 3.2808399; // Compute feet 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); } 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)); } }