Basic Target Scanner HUD

This single prim HUD is just a button that scrolls through nearby players names, photos and user key. Drop it in a prim and touch the prim and you are set to go. Modify it to suit your particular use in another Hud, weapon, or whatever you want. <3 --Ackley Bing

<lsl> // Basic Target Scanner HUD // by Ackley Bing // v.2.0 now using llGetAgentList() instead of sensor(). Added a missing profile photo texture. fixed a lot of issues.

integer index; key HUDtarget; key photoReq; integer HUDattachpoint=ATTACH_HUD_CENTER_1; string missingtexture="8dcd4a48-2d37-4909-9f78-f7a9eb4ef903"; Target() {

   list agents=llGetAgentList(AGENT_LIST_REGION,[]);
   integer ownerindex=llListFindList( agents, (list)llGetOwner() );
   integer num_agents;
   agents=llDeleteSubList( agents, ownerindex, ownerindex );
   num_agents = llGetListLength(agents);
   index=((index<0)*(num_agents-1))+((index>=0)*(index*(index!=num_agents)));
   HUDtarget=llList2Key(agents, index);
   llSetText(llToLower(llGetDisplayName(HUDtarget))+"\n"+(string)HUDtarget, <0.0, 1.0, 0.0>, 1.0);
   photoReq=llHTTPRequest("http://world.secondlife.com/resident/" + (string)HUDtarget, [], "");
   llOwnerSay("("+(string)index+"/"+(string)(num_agents-1) +") Current Target: secondlife:///app/agent/" + (string)HUDtarget + "/inspect " + (string)HUDtarget );

} default {

   state_entry()
   {
       llSetScale(<0.1, 0.15, 0.1>);
       llSetPrimitiveParams([PRIM_TYPE, PRIM_TYPE_BOX, PRIM_HOLE_DEFAULT, <0.0, 1.0, 0.0>, 0.0, <0.0, 0.0, 0.0>, <2.0, 0.5, 1.0>, <0.0, 0.0, 0.0>, PRIM_ROT_LOCAL, <0.000000, -0.707107, 0.000000, 0.707107>, PRIM_COLOR, 0, <1.0,1.0,1.0>, 1.0, PRIM_COLOR, 1, <0.0,1.0,0.0>, 1.0, PRIM_COLOR, 3, <0.0,1.0,0.0>, 1.0, PRIM_COLOR, 2, <1.0,1.0,1.0>, 0.0, PRIM_COLOR, 4, <1.0,1.0,1.0>, 0.0]);
       llRotateTexture(270.0*DEG_TO_RAD,0);
       Target();
   }
   attach(key id)
   {
       if (id)
       {
           HUDattachpoint=llGetAttached();
           Target();
           llRequestPermissions(llGetOwner(), PERMISSION_TAKE_CONTROLS);
       }
   }
   on_rez(integer param)
   {
       if ( !llGetAttached() )
       {
           index=0;
           HUDtarget=NULL_KEY;
           llSetText("", <0.0, 1.0, 0.0>, 1.0);
           llSetTexture(missingtexture, 0);
           llRequestPermissions(llGetOwner(),PERMISSION_ATTACH);
       }
   }
   touch_start(integer n)
   {
       index=index+(llDetectedTouchFace(0)==1)-(llDetectedTouchFace(0)==3);
       Target();
   }
   http_response(key request_id, integer status, list metadata, string body)
   {
       if( request_id == photoReq )
       {
           string photoID;
           integer StartIndex=llSubStringIndex(body,"<title>");
           integer EndIndex=llSubStringIndex(body,"</title>");
           if( StartIndex!=-1)
           {
               integer tempIndex=llSubStringIndex(body,"imageid")+18;
               if(tempIndex>17)photoID=llGetSubString(body,tempIndex,tempIndex+35);
           }
           if ( photoID==NULL_KEY || photoID=="" ) photoID=missingtexture;
           llSetTexture(photoID, 0);
       }
   }
   run_time_permissions(integer perms)
   {
       if ( perms & PERMISSION_ATTACH ) llAttachToAvatar(HUDattachpoint);
       if ( perms & PERMISSION_TAKE_CONTROLS ) llTakeControls(CONTROL_BACK, FALSE, TRUE);
   }

} </lsl>