//////////////////////////////////////////////////////////
//   (C) Wizardry and Steamworks 2011, license: GPLv3   //
// Please see: http://www.gnu.org/licenses/gpl.html     //
// for legal details, rights of fair usage and          //
// the disclaimer and warranty conditions.              //
//////////////////////////////////////////////////////////
 
// Orientates the primitive's positive z axis 
// towards a position and moves the primitive
// towards that position.
//
// IN: vector representing a position in region
// coordinates.
// OUT: nothing.
moveTo(vector position) {
    llTargetRemove(targetID);
    targetID = llTarget(position, 0.8);
    llLookAt(position, 0.6, 0.6);
    llMoveToTarget(position, 3.0);    
}
 
// Vector that will be filled by the script with
// the initial starting position in region coordinates.
vector iPos;
// Integer that the script will use to detect
// the next target position it will reach.
integer targetID;
 
// Begin script.
default 
{
    state_entry() {
        iPos = llGetPos();
        llSetStatus(STATUS_PHYSICS, FALSE);
        llSetRot(llEuler2Rot(<180., 65., 180.>*DEG_TO_RAD));
        llSetStatus(STATUS_PHYSICS, TRUE);
        llSetForce(<0,0,9.81> * llGetMass(), 0);
        llVolumeDetect(TRUE);
        llSetStatus(STATUS_BLOCK_GRAB, TRUE);
        llSensorRepeat("", "", AGENT, 64, TWO_PI, 1);
    }
    sensor(integer num) {
        llSetStatus(STATUS_PHYSICS, TRUE);
        llSetForce(<0,0,9.81> * llGetMass(), 0);
        llVolumeDetect(TRUE);
        llSetStatus(STATUS_BLOCK_GRAB, TRUE);
        llSetStatus(STATUS_ROTATE_X|STATUS_ROTATE_Y|STATUS_ROTATE_Z, TRUE);
        integer nagent = (integer)llFrand(--num);
        if(llGetAgentInfo(llDetectedKey(nagent)) & AGENT_FLYING) return;
        vector dPos = llDetectedPos(nagent);
        moveTo(dPos + <0,0,2.8>);
    }
    no_sensor() {
        llSetStatus(STATUS_PHYSICS, FALSE);
        llSetRot(llEuler2Rot(<180., 85., 180.>*DEG_TO_RAD));
        
    }
    on_rez(integer num) {
        llSetStatus(STATUS_PHYSICS, FALSE);
        llSetRot(llEuler2Rot(<180., 65., 180.>*DEG_TO_RAD));
        llResetScript();
    }
}