User:ANSI Soderstrom/Event Scanner CHANGED
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Eventscanner: changed()
Find out what is really changing... Attached or loose...
<lsl> // (C) ANSI Soderstrom 02.02.2011
// This Script detects all possible change-events // // About this coding-style: // BIGLETTERS: are ever global variables // smallletters: are ever local variables
// ---------------------------------------------- // global variables section // ----------------------------------------------
// the list with the event-triggers list TRIGGER = [ CHANGED_INVENTORY, "CHANGED_INVENTORY",
CHANGED_COLOR, "CHANGED_COLOR",
CHANGED_SHAPE, "CHANGED_SHAPE",
CHANGED_SCALE, "CHANGED_SCALE",
CHANGED_TEXTURE, "CHANGED_TEXTURE",
CHANGED_LINK, "CHANGED_LINK",
CHANGED_ALLOWED_DROP, "CHANGED_ALLOWED_DROP",
CHANGED_OWNER, "CHANGED_OWNER",
CHANGED_REGION, "CHANGED_REGION",
CHANGED_TELEPORT, "CHANGED_TELEPORT",
CHANGED_REGION_START, "CHANGED_REGION_START",
CHANGED_MEDIA, "CHANGED_MEDIA"
];
// a list to build a returnvalue (messagelinked) list VALUE = [];
// strides ??? wtf does this means ? list VALUE_DESC = ["CONSTANT_NAME","VALUE"];
// ---------------------------------------------- // functions section // ----------------------------------------------
integer reset(list todo) {
// reset VALUE useful ?
if(todo!=[]) {
VALUE = [];
return 1;
}
return 0;
}
integer found(list changelist, integer stride, integer trigger) {
integer i;
// go backwards throught the trigger list...
for(i=(llGetListLength(changelist)/stride)-1;~i;--i) {
// ...while the whole trigger > 0...
if(llList2Integer(changelist,i*2) <= trigger) {
// ...and put the last posible single-trigger to a list...
VALUE += [ llList2String(changelist,i*2+1),
llList2String(changelist,i*2)
];
// and finally decrease the whole trigger with the stored single-trigger :)
trigger = trigger - llList2Integer(changelist,i*2);
}
}
return 1;
}
// ---------------------------------------------- // states section // ----------------------------------------------
default {
state_entry() {
// be verbose (Channel 1)
llMessageLinked(LINK_THIS,1,llList2CSV(llParseString2List(llGetScriptName(),["."],[""])),NULL_KEY);
}
changed(integer change) {
// what is happened ???
if(found(TRIGGER,llGetListLength(VALUE_DESC),change)) {
// Send all events to the parser (Channel 0)
llMessageLinked(LINK_THIS,0,llList2CSV(llParseString2List(llGetScriptName(),["."],[""]) + [llGetListLength(VALUE_DESC)] + VALUE_DESC + VALUE),NULL_KEY);
}
// forget all
if(reset(VALUE)) {
// just a joke ;)
return;
}
}
}
</lsl>