XyzzyText

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Revision as of 01:51, 29 August 2007 by Thraxis Epsilon (talk | contribs) (Added 10-Character XyzzyText scripts)
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XyzzyText is a new version of Xytext with some advanced features:

  • Efficiency! You can now control an entire linkset with just one script.
  • Flexible Speed vs Lag. Just drop in plug-and-play slave scripts to increase rendering speed. (More than 4-5 slaves not recommended, there is diminishing returns)
  • Ease of use. There is no need to know link numbers. Simply name the child prims xyzzytext-banknumber-cellnumber.
  • To use, pass the bank number to use in the "key" field of the link message of DISPLAY_STRING/EXTENDED.
  • Gigs Taggart hereby releases his contributions to this under the MIT license.
  • Thraxis Epsilon hereby releases his contributions to this under the MIT license.

Example:

Display Prims named: 
xyzzytext-0-0 xyzzytext-0-1
xyzzytext-1-0 xyzzytext-1-1

Quickstart:

* Store all scripts in your inventory
* Rez a box
* Drop the prim setup script in it (You now have one unit, name it xyzzytext-0-0)
* Make a row of four of these prims (xyzzytext-0-0 xyzzytext-0-1,xyzzytext-0-2,xyzzytext-0-3)
* Move a copy of this row a little down, and rename the new row(xyzzytext-1-0 xyzzytext-1-1,xyzzytext-1-2,xyzzytext-1-3)
* Do this for every row you make
* Create a big box that serves as the board-background(mainprim)
* Link all prims with the mainprim(selected last), so the mainprim keeps yellow after linking(root-prim)
* Copy the main script and usage script into the root prim
* Type something, and check if it all works
* Flatten the prims, so the text looks straight
* Consider adding slave scripts to the root prim if you have a lot of rows

Usage:

integer DISPLAY_STRING      = 204000; 
integer DISPLAY_EXTENDED    = 204001; 
integer REMAP_INDICES       = 204002; 
integer RESET_INDICES       = 204003; 
integer SET_FADE_OPTIONS    = 204004; 
integer SET_FONT_TEXTURE    = 204005; 
integer SET_LINE_COLOR      = 204006; 
integer SET_COLOR           = 204007; 
integer RESCAN_LINKSET      = 204008;


integer gToggle;

default
{
    state_entry()
    {
        llListen(0,"",NULL_KEY,"");
       
    }

    
    listen(integer channel,string name, key id, string message)
    {
        if (gToggle)
            llMessageLinked(LINK_THIS,DISPLAY_STRING,name + ":"+ message,"0");
        else
            llMessageLinked(LINK_THIS,DISPLAY_STRING,name + ":"+ message,"1");
        
        gToggle=!gToggle;

    }
}

Main Script:

//////////////////////////////////////////// 
// XyzzyText v2.1 Script (Set Line Color) by Huney Jewell
// XyzzyText v2.0 Script (5 Face, Single Texture) 
//
// Heavily Modified by Thraxis Epsilon, Gigs Taggart 5/2007 and Strife Onizuka 8/2007
// Rewrite to allow one-script-per-object operation w/ optional slaves
// Enable prim-label functionality
// Enabled Banking
//
// Modified by Kermitt Quirk 19/01/2006 
// To add support for 5 face prim instead of 3 
// 
// Core XyText Originally Written by Xylor Baysklef 
// 
//
//////////////////////////////////////////// 

/////////////// CONSTANTS /////////////////// 
// XyText Message Map. 
integer DISPLAY_STRING      = 204000; 
integer DISPLAY_EXTENDED    = 204001; 
integer REMAP_INDICES       = 204002; 
integer RESET_INDICES       = 204003; 
integer SET_FADE_OPTIONS    = 204004; 
integer SET_FONT_TEXTURE    = 204005; 
integer SET_LINE_COLOR      = 204006; 
integer SET_COLOR           = 204007; 
integer RESCAN_LINKSET      = 204008;




//internal API
integer REGISTER_SLAVE      = 205000;
integer SLAVE_RECOGNIZED    = 205001;
integer SLAVE_DISPLAY       = 205003;
integer SLAVE_DISPLAY_EXTENDED = 205004;
integer SLAVE_RESET = 205005;

// This is an extended character escape sequence. 
string  ESCAPE_SEQUENCE = "\\e"; 

// This is used to get an index for the extended character. 
string  EXTENDED_INDEX  = "12345"; 

// Face numbers. 
integer FACE_1          = 3; 
integer FACE_2          = 7; 
integer FACE_3          = 4; 
integer FACE_4          = 6; 
integer FACE_5          = 1; 

// Used to hide the text after a fade-out. 
key     TRANSPARENT     = "701917a8-d614-471f-13dd-5f4644e36e3c";
key     null_key        = NULL_KEY;
///////////// END CONSTANTS //////////////// 

///////////// GLOBAL VARIABLES /////////////// 
// This is the key of the font we are displaying. 
key     gFontTexture        = "b2e7394f-5e54-aa12-6e1c-ef327b6bed9e"; 
// All displayable characters.  Default to ASCII order. 
string gCharIndex; 

// This is whether or not to use the fade in/out special effect. 
integer gCellUseFading      = FALSE; 
// This is how long to display the text before fading out (if using 
// fading special effect). 
// Note: < 0  means don't fade out. 
float   gCellHoldDelay      = 1.0; 

integer gSlaveRegistered;
list gSlaveNames;

integer BANK_STRIDE=3; //offset, length, highest_dirty
list gBankingData;

/////////// END GLOBAL VARIABLES //////////// 

ResetCharIndex() { 
   gCharIndex  = " !\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`"; 
   gCharIndex += "abcdefghijklmnopqrstuvwxyz{|}~"; 
   gCharIndex += "\n\n\n\n\n"; 
} 

vector GetGridOffset(integer index) { 
   // Calculate the offset needed to display this character. 
   integer Row = index / 10; 
   integer Col = index % 10; 

   // Return the offset in the texture. 
   return <-0.45 + 0.1 * Col, 0.45 - 0.1 * Row, 0.0>; 
} 

ShowChars(integer link,vector grid_offset1, vector grid_offset2, vector grid_offset3, vector grid_offset4, vector grid_offset5) { 
   // Set the primitive textures directly. 
    
   // <-0.256, 0, 0> 
   // <0, 0, 0> 
   // <0.130, 0, 0> 
   // <0, 0, 0> 
   // <-0.74, 0, 0> 
    
   llSetLinkPrimitiveParams( link,[ 
        PRIM_TEXTURE, FACE_1, (string)gFontTexture, <0.126, 0.1, 0>, grid_offset1 + <0.037, 0, 0>, 0.0, 
        PRIM_TEXTURE, FACE_2, (string)gFontTexture, <0.05, 0.1, 0>, grid_offset2, 0.0, 
        PRIM_TEXTURE, FACE_3, (string)gFontTexture, <-0.74, 0.1, 0>, grid_offset3 - <0.244, 0, 0>, 0.0, 
        PRIM_TEXTURE, FACE_4, (string)gFontTexture, <0.05, 0.1, 0>, grid_offset4, 0.0, 
        PRIM_TEXTURE, FACE_5, (string)gFontTexture, <0.126, 0.1, 0>, grid_offset5 - <0.037, 0, 0>, 0.0 
        ]); 
} 

RenderString(integer link, string str) { 
   // Get the grid positions for each pair of characters. 
   vector GridOffset1 = GetGridOffset( llSubStringIndex(gCharIndex, llGetSubString(str, 0, 0)) ); 
   vector GridOffset2 = GetGridOffset( llSubStringIndex(gCharIndex, llGetSubString(str, 1, 1)) ); 
   vector GridOffset3 = GetGridOffset( llSubStringIndex(gCharIndex, llGetSubString(str, 2, 2)) ); 
   vector GridOffset4 = GetGridOffset( llSubStringIndex(gCharIndex, llGetSubString(str, 3, 3)) ); 
   vector GridOffset5 = GetGridOffset( llSubStringIndex(gCharIndex, llGetSubString(str, 4, 4)) ); 

   // Use these grid positions to display the correct textures/offsets. 
   ShowChars(link,GridOffset1, GridOffset2, GridOffset3, GridOffset4, GridOffset5); 
} 

RenderWithEffects(integer link, string str) { 
   // Get the grid positions for each pair of characters. 
   vector GridOffset1 = GetGridOffset( llSubStringIndex(gCharIndex, llGetSubString(str, 0, 0)) ); 
   vector GridOffset2 = GetGridOffset( llSubStringIndex(gCharIndex, llGetSubString(str, 1, 1)) ); 
   vector GridOffset3 = GetGridOffset( llSubStringIndex(gCharIndex, llGetSubString(str, 2, 2)) ); 
   vector GridOffset4 = GetGridOffset( llSubStringIndex(gCharIndex, llGetSubString(str, 3, 3)) ); 
   vector GridOffset5 = GetGridOffset( llSubStringIndex(gCharIndex, llGetSubString(str, 4, 4)) ); 

   // First set the alpha to the lowest possible. 
   llSetLinkAlpha(link,0.05, ALL_SIDES); 

   // Use these grid positions to display the correct textures/offsets. 
   ShowChars(link,GridOffset1, GridOffset2, GridOffset3, GridOffset4, GridOffset5);          // Now turn up the alpha until it is at full strength. 
    float Alpha = 0.10; 
    for (; Alpha <= 1.0; Alpha += 0.05) 
       llSetLinkAlpha(link,Alpha, ALL_SIDES); 
          // See if we want to fade out as well. 
   if (gCellHoldDelay < 0.0) 
       // No, bail out. (Just keep showing the string at full strength). 
       return; 
          // Hold the text for a while. 
   llSleep(gCellHoldDelay); 
      // Now fade out. 
   for (Alpha = 0.95; Alpha >= 0.05; Alpha -= 0.05) 
       llSetLinkAlpha(link,Alpha, ALL_SIDES); 
          // Make the text transparent to fully hide it. 
   llSetLinkTexture(link,TRANSPARENT, ALL_SIDES); 
} 

integer RenderExtended(integer link, string str, integer render) {
   // Look for escape sequences. 
   integer length = 0;
   list Parsed       = llParseString2List(str, [], (list)ESCAPE_SEQUENCE); 
   integer ParsedLen = llGetListLength(Parsed); 

   // Create a list of index values to work with. 
   list Indices; 
   // We start with room for 5 indices. 
   integer IndicesLeft = 5; 

   string Token; 
   integer Clipped; 
   integer LastWasEscapeSequence = FALSE; 
   // Work from left to right. 
   integer i = 0;
   for (; i < ParsedLen && IndicesLeft > 0; ++i) { 
       Token = llList2String(Parsed, i); 

       // If this is an escape sequence, just set the flag and move on. 
       if (Token == ESCAPE_SEQUENCE) { 
           LastWasEscapeSequence = TRUE; 
       } 
       else { // Token != ESCAPE_SEQUENCE 
           // Otherwise this is a normal token.  Check its length. 
           Clipped = FALSE; 
           integer TokenLength = llStringLength(Token); 
           // Clip if necessary. 
           if (TokenLength > IndicesLeft) { 
               TokenLength = llStringLength(Token = llGetSubString(Token, 0, IndicesLeft - 1)); 
               IndicesLeft = 0; 
               Clipped = TRUE; 
           } 
           else 
               IndicesLeft -= TokenLength; 

           // Was the previous token an escape sequence? 
           if (LastWasEscapeSequence) { 
               // Yes, the first character is an escape character, the rest are normal. 
               length += 2 + TokenLength;
               if(render)
               {
                    // This is the extended character. 
                    Indices += (llSubStringIndex(EXTENDED_INDEX, llGetSubString(Token, 0, 0)) + 95);
                    
                    // These are the normal characters.
                    integer j = 1; 
                    for (; j < TokenLength; ++j) 
                    {
                       Indices += llSubStringIndex(gCharIndex, llGetSubString(Token, j, j)); 
                    }
                }
           } 
           else { // Normal string. 
               // Just add the characters normally. 
               length += TokenLength;
               if(render)
               {               
                   integer j = 0; 
                   for (; j < TokenLength; ++j) 
                   {                  
                       Indices += llSubStringIndex(gCharIndex, llGetSubString(Token, j, j));
                   }
                }
           } 

           // Unset this flag, since this was not an escape sequence. 
           LastWasEscapeSequence = FALSE; 
       } 
   } 

   // Use the indices to create grid positions.
  if(render)
  {   
       vector GridOffset1 = GetGridOffset( llList2Integer(Indices, 0) ); 
       vector GridOffset2 = GetGridOffset( llList2Integer(Indices, 1) ); 
       vector GridOffset3 = GetGridOffset( llList2Integer(Indices, 2) ); 
       vector GridOffset4 = GetGridOffset( llList2Integer(Indices, 3) ); 
       vector GridOffset5 = GetGridOffset( llList2Integer(Indices, 4) ); 
    
       // Use these grid positions to display the correct textures/offsets. 
       ShowChars(link,GridOffset1, GridOffset2, GridOffset3, GridOffset4, GridOffset5);
   }
   return length;
} 

integer ConvertIndex(integer index) { 
   // This converts from an ASCII based index to our indexing scheme. 
   if (index >= 32) // ' ' or higher 
       index -= 32; 
   else { // index < 32 
       // Quick bounds check. 
       if (index > 15) 
           index = 15; 

       index += 94; // extended characters 
   } 

   return index; 
} 



PassToRender(integer render,string message, integer bank)
{
//    float time;
    integer extendedlen = 0;
    integer link;
    integer i = 0;
    integer msgLen = llStringLength(message);
    string TextToRender;
    integer num_slaves=llGetListLength(gSlaveNames);
    string slave_name; //avoids unnecessary casts, keeping it as a string
    

    //get the bank offset and length
    integer bank_offset=llList2Integer(gBankingData, (bank * BANK_STRIDE));
    integer bank_length=llList2Integer(gBankingData, (bank * BANK_STRIDE) + 1);
    integer bank_highest_dirty=llList2Integer(gBankingData, (bank * BANK_STRIDE) + 2);
    
    integer x = 0;
    for (;x < msgLen;x = x + 5)
    {

        if (i >= bank_length)  //we don't want to run off the end of the bank
        {
            //set the dirty to max, and bail out, we're done
            gBankingData=llListReplaceList(gBankingData, (list)bank_length, (bank * BANK_STRIDE) + 2, (bank * BANK_STRIDE) + 2);
            return;
        }
        
        link = unpack(gXyTextPrims,(i + bank_offset));
        TextToRender = llGetSubString(message, x, x + 15);
        
        if(gSlaveRegistered && (link % (num_slaves +1)))
        {
            slave_name=llList2String(gSlaveNames, (link % (num_slaves + 1)) - 1);
            if (render == 1)
               llMessageLinked(LINK_THIS, SLAVE_DISPLAY, TextToRender, (key)((string)link + "," + slave_name));
            if (render == 2)
            {
                //time = llGetAndResetTime();
                if(llSubStringIndex(TextToRender,"\e") > x)
                    extendedlen = 5;
                else
                    extendedlen = RenderExtended(link,TextToRender,0);
                if (extendedlen > 5)
                {
                    x += extendedlen - 5;
                }
               llMessageLinked(LINK_THIS, SLAVE_DISPLAY_EXTENDED, TextToRender, (key)((string)link + "," + slave_name));
              // llOwnerSay((string)llGetAndResetTime());
            }
               //sorry, no fade effect with slave
        }
        else
        {
            if (render == 1)
                RenderString(link,TextToRender);
            if (render == 2)
            {
                extendedlen = RenderExtended(link,TextToRender,1);
                if (extendedlen > 5)
                {
                    x += extendedlen - 5;
                }
                
            }
            if (render == 3)
                RenderWithEffects(link,TextToRender);
        }
        ++i;            
    }
    
    if (bank_highest_dirty==0)
        bank_highest_dirty=bank_length;
    
    integer current_highest_dirty=i;
    while (i < bank_highest_dirty)
    {
        link = unpack(gXyTextPrims,(i + bank_offset));
        
        if(gSlaveRegistered && (link % (num_slaves+1) != 0))
        {
            slave_name=llList2String(gSlaveNames, (link % (num_slaves + 1)) - 1);
            llMessageLinked(LINK_THIS, SLAVE_DISPLAY, "     ", (key)((string)link + "," + slave_name));       
            //sorry, no fade effect with slave
        }
        else
        {
            RenderString(link,"     ");
        }
        ++i;        
    }
    gBankingData=llListReplaceList(gBankingData, (list)current_highest_dirty, (bank * BANK_STRIDE) + 2, (bank * BANK_STRIDE) + 2);
}

// Bitwise Voodoo by Gigs Taggart and optimized by Strife Onizuka
list gXyTextPrims;


integer get_number_of_prims()
{//ignores avatars.
    integer a = llGetNumberOfPrims();
    while(llGetAgentSize(llGetLinkKey(a)))
        --a;
    return a;
}

//functions to pack 8-bit shorts into ints
list pack_and_insert(list in_list, integer pos, integer value)
{
//    //figure out the bitpack position
//    integer pack = pos & 3; //4 bytes per int
//    pos=pos >> 2;
//    integer shifted = value << (pack << 3);
//    integer old_value = llList2Integer(in_list, pos);
//    shifted = old_value | shifted;
//    in_list = llListReplaceList(in_list, (list)shifted, pos, pos);
//    return in_list;
    //Safe optimized version
    integer index = pos >> 2;
    return llListReplaceList(in_list, (list)(llList2Integer(in_list, index) | (value << ((pos & 3) << 3))), index, index);
}

integer unpack(list in_list, integer pos)
{
    return (llList2Integer(in_list, pos >> 2) >> ((pos & 3) << 3)) & 0x000000FF;//unsigned
//    return (llList2Integer(in_list, pos >> 2) << (((~pos) & 3) << 3)) >> 24;//signed
}

change_color(vector color)
{
    integer num_prims=llGetListLength(gXyTextPrims) << 2;
    
    integer i = 0;
    
    for (; i<=num_prims; ++i)
    {
        integer link = unpack(gXyTextPrims,i);
        if (!link)
            return;
        
        llSetLinkPrimitiveParams( link,[ 
            PRIM_COLOR, FACE_1, color, 1.0,
            PRIM_COLOR, FACE_2, color, 1.0,
            PRIM_COLOR, FACE_3, color, 1.0,
            PRIM_COLOR, FACE_4, color, 1.0,
            PRIM_COLOR, FACE_5, color, 1.0
        ]);
    }
}

change_line_color(integer bank, vector color)
{    

    //get the bank offset and length
    integer i = llList2Integer(gBankingData, (bank * BANK_STRIDE));
    integer bank_end = i + llList2Integer(gBankingData, (bank * BANK_STRIDE) + 1);

    for (; i < bank_end; ++i)
    {     
        integer link = unpack(gXyTextPrims,i);
        if (!link)
            return;
        
        llSetLinkPrimitiveParams( link,[ 
            PRIM_COLOR, FACE_1, color, 1.0,
            PRIM_COLOR, FACE_2, color, 1.0,
            PRIM_COLOR, FACE_3, color, 1.0,
            PRIM_COLOR, FACE_4, color, 1.0,
            PRIM_COLOR, FACE_5, color, 1.0
        ]);
    }
}


init()
{
    integer num_prims=get_number_of_prims();
    string link_name;
    integer bank=0;
    integer prims_pointer=0; //"pointer" to the next entry to be used in the gXyTextPrims list.
    
    list temp_bank = [];
    integer temp_bank_stride=2;
    
    //FIXME: font texture might should be per-bank
    llMessageLinked(LINK_THIS, SET_FONT_TEXTURE, "", gFontTexture);
    
    gXyTextPrims=[];
    integer x=0;
    for (;x<64;++x)
    {
        gXyTextPrims = (gXyTextPrims = []) + gXyTextPrims + 0;  //we need to pad out the list to make it easier to add things in any order later
    }
    
    @loop;
    {
        //loop over all prims, looking for ones in the current bank
        for(x=0;x<=num_prims;++x)
        {
            link_name=llGetLinkName(x);
            list tmp = llParseString2List(link_name, (list)"-", []);
            if(llList2String(tmp,0) == "xyzzytext")
            {
                if (llList2Integer(tmp,1) == bank)
                {
                    temp_bank += llList2Integer(tmp,2) + (list)x;
                }
            }
            
        }

        if (temp_bank != [])
        {
            //sort the current bank
            temp_bank = llListSort(temp_bank, temp_bank_stride, TRUE);
            
            integer y;
            integer temp_len = llGetListLength(temp_bank);
            
            //store metadata
            gBankingData += [prims_pointer, temp_len/temp_bank_stride, 0];
            
            //repack the bank into the prim list
            for (y=0; y < temp_len; y+=temp_bank_stride)
            {
                gXyTextPrims = pack_and_insert(gXyTextPrims, prims_pointer, llList2Integer(temp_bank, y+1));
                ++prims_pointer;
            }
            ++bank;
            temp_bank=[];
            jump loop;
        }
    }
    
    llMessageLinked(LINK_THIS, SLAVE_RESET, "" , null_key);
    //llOwnerSay((string)llGetFreeMemory());
}


default { 
   state_entry() { 
       // Initialize the character index. 
       ResetCharIndex();
       init();
   } 

   on_rez(integer num)
   {
      llResetScript();       
   }
   
   link_message(integer sender, integer channel, string data, key id) { 
        if (id==null_key)
            id="0";
            
        if (channel == DISPLAY_STRING) { 
            PassToRender(1,data, (integer)((string)id)); 
        } 
        else if (channel == DISPLAY_EXTENDED) { 
            PassToRender(2,data, (integer)((string)id)); 
        } 
        else if (channel == REMAP_INDICES) { 
            // Parse the message, splitting it up into index values. 
            list Parsed = llCSV2List(data); 
            integer i; 
            // Go through the list and swap each pair of indices. 
            for (i = 0; i < llGetListLength(Parsed); i += 2) { 
                integer Index1 = ConvertIndex( llList2Integer(Parsed, i) ); 
                integer Index2 = ConvertIndex( llList2Integer(Parsed, i + 1) ); 
        
                // Swap these index values. 
                string Value1 = llGetSubString(gCharIndex, Index1, Index1); 
                string Value2 = llGetSubString(gCharIndex, Index2, Index2); 
        
                gCharIndex = llDeleteSubString(gCharIndex, Index1, Index1); 
                gCharIndex = llInsertString(gCharIndex, Index1, Value2);
        
                gCharIndex = llDeleteSubString(gCharIndex, Index2, Index2);
                gCharIndex = llInsertString(gCharIndex, Index2, Value1);
            } 
        } 
        else if (channel == RESCAN_LINKSET)
        {
            init();
        }
        else if (channel == RESET_INDICES) { 
            // Restore the character index back to default settings. 
            ResetCharIndex(); 
        } 
        else if (channel == SET_FADE_OPTIONS) { 
            // Change the channel we listen to for cell commands, the 
            // starting character position to extract from, and 
            // special effect attributes. 
            list Parsed = llCSV2List(data); 
            gCellUseFading      = (integer) llList2String(Parsed, 0); 
            gCellHoldDelay      = (float)   llList2String(Parsed, 1);
        } 
        else if (channel == SET_FONT_TEXTURE) { 
            // Use the new texture instead of the current one. 
            gFontTexture = id; 
        } 
        else if (channel == SET_COLOR) {
            change_color((vector)data); 
        }
        else if (channel == SET_LINE_COLOR) {
            change_line_color((integer)((string)id), (vector)data); 
        } 
        else if (channel == REGISTER_SLAVE)
        {
            if(!~llListFindList(gSlaveNames, (list)data))
            {//isn't registered yet
                gSlaveNames += data;
                gSlaveRegistered=TRUE;
                //llOwnerSay((string)llGetListLength(gSlaveNames) + " Slave(s) Recognized: " + data);
            }
//            else
//            {//it already exists
//                llOwnerSay((string)llGetListLength(gSlaveNames) + " Slave, Existing Slave Recognized: " + data);
//            }
            llMessageLinked(LINK_THIS, SLAVE_RECOGNIZED, data , null_key);
        }
    } 
   
   
    changed(integer change)
    {
        if(change&CHANGED_INVENTORY)
        {
            if(gSlaveRegistered)        
            {
                //by using negative indexes they don't need to be adjusted when an entry is deleted.
                integer x = -llGetListLength(gSlaveNames);
                for(;x;++x)
                {
                    if (!~llGetInventoryType(llList2String(gSlaveNames, x)))
                    {
                        //llOwnerSay("Slave Removed: " + llList2String(gSlaveNames, x));
                        gSlaveNames = llDeleteSubList(gSlaveNames, x, x);
                    }
                }
                gSlaveRegistered = !(gSlaveNames == []);
            }
        }
    }
} 


Slave Script:

//////////////////////////////////////////// 
// XyText v2.0 SLAVE Script (5 Face, Single Texture) 
//
// Modified by Thraxis Epsilon and Gigs Taggart 5/2007
// Rewrite to allow one-script-per-object operation
//
// Modified by Kermitt Quirk 19/01/2006 
// To add support for 5 face prim instead of 3 
// 
// Originally Written by Xylor Baysklef 
// 
//
//////////////////////////////////////////// 


integer REMAP_INDICES       = 204002; 
integer RESET_INDICES       = 204003;

//internal API
integer REGISTER_SLAVE      = 205000;
integer SLAVE_RECOGNIZED    = 205001;
integer SLAVE_DISPLAY       = 205003;
integer SET_FONT_TEXTURE    = 204005; 

integer SLAVE_DISPLAY_EXTENDED = 205004;
integer SLAVE_RESET = 205005;


// This is an extended character escape sequence. 
string  ESCAPE_SEQUENCE = "\\e"; 

// This is used to get an index for the extended character. 
string  EXTENDED_INDEX  = "12345"; 

// Face numbers. 
integer FACE_1          = 3; 
integer FACE_2          = 7; 
integer FACE_3          = 4; 
integer FACE_4          = 6; 
integer FACE_5          = 1; 


///////////// GLOBAL VARIABLES /////////////// 
// This is the key of the font we are displaying. 
key     gFontTexture        = "b2e7394f-5e54-aa12-6e1c-ef327b6bed9e"; 
// All displayable characters.  Default to ASCII order. 
string gCharIndex; 

integer gActive; //if we are recognized, this is true
/////////// END GLOBAL VARIABLES //////////// 

ResetCharIndex() { 
   gCharIndex  = " !\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`"; 
   gCharIndex += "abcdefghijklmnopqrstuvwxyz{|}~"; 
   gCharIndex += "\n\n\n\n\n"; 
} 

vector GetGridOffset(integer index) { 
   // Calculate the offset needed to display this character. 
   integer Row = index / 10; 
   integer Col = index % 10; 

   // Return the offset in the texture. 
   return <-0.45 + 0.1 * Col, 0.45 - 0.1 * Row, 0.0>; 
} 

ShowChars(integer link,vector grid_offset1, vector grid_offset2, vector grid_offset3, vector grid_offset4, vector grid_offset5) { 
   // Set the primitive textures directly. 
    
   // <-0.256, 0, 0> 
   // <0, 0, 0> 
   // <0.130, 0, 0> 
   // <0, 0, 0> 
   // <-0.74, 0, 0> 
    
   llSetLinkPrimitiveParams( link,[ 
        PRIM_TEXTURE, FACE_1, (string)gFontTexture, <0.126, 0.1, 0>, grid_offset1 + <0.037, 0, 0>, 0.0, 
        PRIM_TEXTURE, FACE_2, (string)gFontTexture, <0.05, 0.1, 0>, grid_offset2, 0.0, 
        PRIM_TEXTURE, FACE_3, (string)gFontTexture, <-0.74, 0.1, 0>, grid_offset3 - <0.244, 0, 0>, 0.0, 
        PRIM_TEXTURE, FACE_4, (string)gFontTexture, <0.05, 0.1, 0>, grid_offset4, 0.0, 
        PRIM_TEXTURE, FACE_5, (string)gFontTexture, <0.126, 0.1, 0>, grid_offset5 - <0.037, 0, 0>, 0.0 
        ]); 
} 

RenderString(integer link, string str) {
   // Get the grid positions for each pair of characters. 
   vector GridOffset1 = GetGridOffset( llSubStringIndex(gCharIndex, llGetSubString(str, 0, 0)) ); 
   vector GridOffset2 = GetGridOffset( llSubStringIndex(gCharIndex, llGetSubString(str, 1, 1)) ); 
   vector GridOffset3 = GetGridOffset( llSubStringIndex(gCharIndex, llGetSubString(str, 2, 2)) ); 
   vector GridOffset4 = GetGridOffset( llSubStringIndex(gCharIndex, llGetSubString(str, 3, 3)) ); 
   vector GridOffset5 = GetGridOffset( llSubStringIndex(gCharIndex, llGetSubString(str, 4, 4)) ); 

   // Use these grid positions to display the correct textures/offsets. 
   ShowChars(link,GridOffset1, GridOffset2, GridOffset3, GridOffset4, GridOffset5); 
} 

RenderExtended(integer link, string str) { 
   // Look for escape sequences. 
   list Parsed       = llParseString2List(str, [], [ESCAPE_SEQUENCE]); 
   integer ParsedLen = llGetListLength(Parsed); 

   // Create a list of index values to work with. 
   list Indices; 
   // We start with room for 5 indices. 
   integer IndicesLeft = 5; 

   integer i = 0; 
   string Token; 
   integer Clipped; 
   integer LastWasEscapeSequence = FALSE; 
   // Work from left to right. 
   for (; i < ParsedLen && IndicesLeft > 0; ++i) { 
       Token = llList2String(Parsed, i); 

       // If this is an escape sequence, just set the flag and move on. 
       if (Token == ESCAPE_SEQUENCE) { 
           LastWasEscapeSequence = TRUE; 
       } 
       else { // Token != ESCAPE_SEQUENCE 
           // Otherwise this is a normal token.  Check its length. 
           Clipped = FALSE; 
           integer TokenLength = llStringLength(Token); 
           // Clip if necessary. 
           if (TokenLength > IndicesLeft) { 
               Token = llGetSubString(Token, 0, IndicesLeft - 1); 
               TokenLength = llStringLength(Token); 
               IndicesLeft = 0; 
               Clipped = TRUE; 
           } 
           else 
               IndicesLeft -= TokenLength; 

           // Was the previous token an escape sequence? 
           if (LastWasEscapeSequence) { 
               // Yes, the first character is an escape character, the rest are normal. 

               // This is the extended character. 
               Indices += (llSubStringIndex(EXTENDED_INDEX, llGetSubString(Token, 0, 0)) + 95); 

               // These are the normal characters. 
               integer j = 1; 
               for (; j < TokenLength; ++j) 
                   Indices += llSubStringIndex(gCharIndex, llGetSubString(Token, j, j)); 
           } 
           else { // Normal string. 
               // Just add the characters normally. 
               integer j; 
               for (j = 0; j < TokenLength; ++j) 
                   Indices += llSubStringIndex(gCharIndex, llGetSubString(Token, j, j)); 
           } 

           // Unset this flag, since this was not an escape sequence. 
           LastWasEscapeSequence = FALSE; 
       } 
   } 

   // Use the indices to create grid positions. 
   vector GridOffset1 = GetGridOffset( llList2Integer(Indices, 0) ); 
   vector GridOffset2 = GetGridOffset( llList2Integer(Indices, 1) ); 
   vector GridOffset3 = GetGridOffset( llList2Integer(Indices, 2) ); 
   vector GridOffset4 = GetGridOffset( llList2Integer(Indices, 3) ); 
   vector GridOffset5 = GetGridOffset( llList2Integer(Indices, 4) ); 

   // Use these grid positions to display the correct textures/offsets. 
   ShowChars(link,GridOffset1, GridOffset2, GridOffset3, GridOffset4, GridOffset5); 
} 

integer ConvertIndex(integer index) { 
   // This converts from an ASCII based index to our indexing scheme. 
   if (index >= 32) // ' ' or higher 
       index -= 32; 
   else { // index < 32 
       // Quick bounds check. 
       if (index > 15) 
           index = 15; 

       index += 94; // extended characters 
   } 

   return index; 
} 


default 
{ 
    state_entry() 
    { 
        // Initialize the character index. 
        ResetCharIndex();
        llMessageLinked(LINK_THIS, REGISTER_SLAVE, llGetScriptName() , NULL_KEY);  
    } 
    
    on_rez(integer num)
    {
        llResetScript();       
    }
    
    link_message(integer sender, integer channel, string data, key id) 
    { 
    
        if (channel == SLAVE_RECOGNIZED)
        {
            if (data == llGetScriptName())
            {
                gActive=TRUE;
            }
            return;
        }
    
        if (channel == SLAVE_DISPLAY) 
        { 
            if (!gActive)  
                return;
                
            list params=llCSV2List((string)id);
            if (llList2String(params, 1) != llGetScriptName())
                return;
            
            
            RenderString(llList2Integer(params, 0),data);
            return; 
        } 
       
       if (channel == SLAVE_DISPLAY_EXTENDED) 
       {
            if (!gActive)  
                return;
                
            list params=llCSV2List((string)id);
            if (llList2String(params, 1) != llGetScriptName())
                return;
                
            RenderExtended(llList2Integer(params, 0),data);
       } 
       
        if (channel == SET_FONT_TEXTURE) 
        { 
           gFontTexture = id; 
           return; 
        } 
       
        if (channel == REMAP_INDICES) { 
           // Parse the message, splitting it up into index values. 
           list Parsed = llCSV2List(data); 
           integer i; 
           // Go through the list and swap each pair of indices. 
           for (i = 0; i < llGetListLength(Parsed); i += 2) { 
               integer Index1 = ConvertIndex( llList2Integer(Parsed, i) ); 
               integer Index2 = ConvertIndex( llList2Integer(Parsed, i + 1) ); 
        
               // Swap these index values. 
               string Value1 = llGetSubString(gCharIndex, Index1, Index1); 
               string Value2 = llGetSubString(gCharIndex, Index2, Index2); 
        
               gCharIndex = llDeleteSubString(gCharIndex, Index1, Index1); 
               gCharIndex = llInsertString(gCharIndex, Index1, Value2); 
        
               gCharIndex = llDeleteSubString(gCharIndex, Index2, Index2); 
               gCharIndex = llInsertString(gCharIndex, Index2, Value1); 
           } 
           return; 
        } 
        if (channel == RESET_INDICES) { 
           // Restore the character index back to default settings. 
           ResetCharIndex(); 
           return; 
        } 

        
        if (channel == SLAVE_RESET)
        {
            ResetCharIndex();
            gActive=FALSE;
            llMessageLinked(LINK_THIS, REGISTER_SLAVE, llGetScriptName() , NULL_KEY);
        }
    
    } 
    
   
} 




Prim Setup (Caution! Not compatible with 5 face double texture Xytext):

////////////////////////////////////////////
// XyzzyText Prim Setup Script (5 Face)
//
// Modified by Thraxis Epsilon
//
////////////////////////////////////////////

default
{
    state_entry()
    {

        llSetPrimitiveParams([
                    PRIM_TYPE, PRIM_TYPE_PRISM, PRIM_HOLE_DEFAULT, <0.199, 0.8, 0.0>, 0.68, <0.0, 0.0, 0.0>, <1.0, 1.0, 0.0>, <0.0, 0.0, 0.0>, 
                    PRIM_SIZE, <0.03, 2.89, 0.5>, 
                    PRIM_TEXTURE, 1, "09b04244-9569-d21f-6de0-4bbcf5552222", <0.126, 0.10, 0.0>, <-0.740013, 0.0, 0.0>, 0.0, 
                    PRIM_TEXTURE, 6, "09b04244-9569-d21f-6de0-4bbcf5552222", <0.050, 0.100, 0.00>, <0.0, 0.0, 0.0>, 0.0, 
                    PRIM_TEXTURE, 4, "09b04244-9569-d21f-6de0-4bbcf5552222", <-0.740, 0.10, 0.00>, <0.130009, 0.0, 0.0>, 0.0, 
                    PRIM_TEXTURE, 7, "09b04244-9569-d21f-6de0-4bbcf5552222", <0.050, 0.100, 0.00>, <0.0, 0.0, 0.0>, 0.0, 
                    PRIM_TEXTURE, 3, "09b04244-9569-d21f-6de0-4bbcf5552222", <0.126, 0.10, 0.0>, <-0.255989, 0.0, 0.0>, 0.0]);
                    
        llRemoveInventory(llGetScriptName());
    } 
} 


XyzzyText - 10 Character

Master Script

//////////////////////////////////////////// 
// XyzzyText v2.1(10-Char) by Thraxis Epsilon
// XyzzyText v2.1 Script (Set Line Color) by Huney Jewell
// XyzzyText v2.0 Script (5 Face, Single Texture) 
//
// Heavily Modified by Thraxis Epsilon, Gigs Taggart 5/2007 and Strife Onizuka 8/2007
// Rewrite to allow one-script-per-object operation w/ optional slaves
// Enable prim-label functionality
// Enabled Banking
// Enabled 10-char per prim
//
// Modified by Kermitt Quirk 19/01/2006 
// To add support for 5 face prim instead of 3 
// 
// Core XyText Originally Written by Xylor Baysklef 
// 
//
//////////////////////////////////////////// 

/////////////// CONSTANTS /////////////////// 
// XyText Message Map. 
integer DISPLAY_STRING      = 204000; 
integer DISPLAY_EXTENDED    = 204001; 
integer REMAP_INDICES       = 204002; 
integer RESET_INDICES       = 204003; 
integer SET_FADE_OPTIONS    = 204004; 
integer SET_FONT_TEXTURE    = 204005; 
integer SET_LINE_COLOR      = 204006; 
integer SET_COLOR           = 204007; 
integer RESCAN_LINKSET      = 204008;

//internal API
integer REGISTER_SLAVE      = 205000;
integer SLAVE_RECOGNIZED    = 205001;
integer SLAVE_DISPLAY       = 205003;
integer SLAVE_DISPLAY_EXTENDED = 205004;
integer SLAVE_RESET         = 205005;

// This is an extended character escape sequence.
string  ESCAPE_SEQUENCE = "\\e";

// This is used to get an index for the extended character.
string  EXTENDED_INDEX  = "123456789abcdef";


// Face numbers. 
integer FACE_1          = 3; 
integer FACE_2          = 7; 
integer FACE_3          = 4; 
integer FACE_4          = 6; 
integer FACE_5          = 1;

// Used to hide the text after a fade-out. 
key     TRANSPARENT     = "701917a8-d614-471f-13dd-5f4644e36e3c";
key     null_key        = NULL_KEY;

// This is a list of textures for all 2-character combinations. 
list    CHARACTER_GRID  = [ 
        "00e9f9f7-0669-181c-c192-7f8e67678c8d", 
        "347a5cb6-0031-7ec0-2fcf-f298eebf3c0e", 
        "4e7e689e-37f1-9eca-8596-a958bbd23963", 
        "19ea9c21-67ba-8f6f-99db-573b1b877eb1", 
        "dde7b412-cda1-652f-6fc2-73f4641f96e1", 
        "af6fa3bb-3a6c-9c4f-4bf5-d1c126c830da", 
        "a201d3a2-364b-43b6-8686-5881c0f82a94", 
        "b674dec8-fead-99e5-c28d-2db8e4c51540", 
        "366e05f3-be6b-e5cf-c33b-731dff649caa", 
        "75c4925c-0427-dc0c-c71c-e28674ff4d27", 
        "dcbe166b-6a97-efb2-fc8e-e5bc6a8b1be6", 
        "0dca2feb-fc66-a762-db85-89026a4ecd68", 
        "a0fca76f-503a-946b-9336-0a918e886f7a", 
        "67fb375d-89a1-5a4f-8c7a-0cd1c066ffc4", 
        "300470b2-da34-5470-074c-1b8464ca050c", 
        "d1f8e91c-ce2b-d85e-2120-930d3b630946", 
        "2a190e44-7b29-dadb-0bff-c31adaf5a170", 
        "75d55e71-f6f8-9835-e746-a45f189f30a1", 
        "300fac33-2b30-3da3-26bc-e2d70428ec19", 
        "0747c776-011a-53ce-13ee-8b5bb9e87c1e", 
        "85a855c3-a94f-01ca-33e0-7dde92e727e2", 
        "cbc1dab2-2d61-2986-1949-7a5235c954e1", 
        "f7aef047-f266-9596-16df-641010edd8e1", 
        "4c34ebf7-e5e1-2e1a-579f-e224d9d5e71b", 
        "4a69e98c-26a5-ad05-e92e-b5b906ad9ef9", 
        "462a9226-2a97-91ac-2d89-57ab33334b78", 
        "20b24b3a-8c57-82ee-c6ed-555003f5dbcd", 
        "9b481daa-9ea8-a9fa-1ee4-ab9a0d38e217", 
        "c231dbdc-c842-15b0-7aa6-6da14745cfdc", 
        "c97e3cbb-c9a3-45df-a0ae-955c1f4bf9cf", 
        "f1e7d030-ff80-a242-cb69-f6951d4eae3b", 
        "ed32d6c4-d733-c0f1-f242-6df1d222220d", 
        "88f96a30-dccf-9b20-31ef-da0dfeb23c72", 
        "252f2595-58b8-4bcc-6515-fa274d0cfb65", 
        "f2838c4f-de80-cced-dff8-195dfdf36b2c", 
        "cc2594fe-add2-a3df-cdb3-a61711badf53", 
        "e0ce2972-da00-955c-129e-3289b3676776", 
        "3e0d336d-321f-ddfa-5c1b-e26131766f6a", 
        "d43b1dc4-6b51-76a7-8b90-38865b82bf06", 
        "06d16cbb-1868-fd1d-5c93-eae42164a37d", 
        "dd5d98cf-273e-3fd0-f030-48be58ee3a0b", 
        "0e47c89e-de4a-6233-a2da-cb852aad1b00", 
        "fb9c4a55-0e13-495b-25c4-f0b459dc06de", 
        "e3ce8def-312c-735b-0e48-018b6799c883", 
        "2f713216-4e71-d123-03ed-9c8554710c6b", 
        "4a417d8a-1f4f-404b-9783-6672f8527911", 
        "ca5e21ec-5b20-5909-4c31-3f90d7316b33", 
        "06a4fcc3-e1c4-296d-8817-01f88fbd7367", 
        "130ac084-6f3c-95de-b5b6-d25c80703474", 
        "59d540a0-ae9d-3606-5ae0-4f2842b64cfa", 
        "8612ae9a-f53c-5bf4-2899-8174d7abc4fd", 
        "12467401-e979-2c49-34e0-6ac761542797", 
        "d53c3eaa-0404-3860-0675-3e375596c3e3", 
        "9f5b26bd-81d3-b25e-62fe-5b671d1e3e79", 
        "f57f0b64-a050-d617-ee00-c8e9e3adc9cb", 
        "beff166a-f5f3-f05e-e020-98f2b00e27ed", 
        "02278a65-94ba-6d5e-0d2b-93f2e4f4bf70", 
        "a707197d-449e-5b58-846c-0c850c61f9d6", 
        "021d4b1a-9503-a44f-ee2b-976eb5d80e68", 
        "0ae2ffae-7265-524d-cb76-c2b691992706"];
list    CHARACTER_GRID2  = [         
        "f6e41cf2-1104-bd0b-0190-dffad1bac813", 
        "2b4bb15e-956d-56ae-69f5-d26a20de0ce7", 
        "f816da2c-51f1-612a-2029-a542db7db882", 
        "345fea05-c7be-465c-409f-9dcb3bd2aa07", 
        "b3017e02-c063-5185-acd5-1ef5f9d79b89", 
        "4dcff365-1971-3c2b-d73c-77e1dc54242a" 
          ]; 

///////////// END CONSTANTS ////////////////

///////////// GLOBAL VARIABLES /////////////// 
// All displayable characters.  Default to ASCII order. 
string gCharIndex; 
// This is the channel to listen on while acting 
// as a cell in a larger display. 
integer gCellChannel      = -1; 
// This is the starting character position in the cell channel message 
// to render. 
integer gCellCharPosition = 0;
// This is whether or not to use the fade in/out special effect. 
integer gCellUseFading      = FALSE; 
// This is how long to display the text before fading out (if using 
// fading special effect). 
// Note: < 0  means don't fade out. 
float   gCellHoldDelay      = 1.0; 

integer gSlaveRegistered;
list gSlaveNames;

integer BANK_STRIDE=3; //offset, length, highest_dirty
list gBankingData;

/////////// END GLOBAL VARIABLES //////////// 

ResetCharIndex() { 
    gCharIndex  = " !\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`"; 
    // \" <-- Fixes LSL syntax highlighting bug. 
    gCharIndex += "abcdefghijklmnopqrstuvwxyz{|}~"; 
    gCharIndex += "\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n"; 
} 

vector GetGridPos(integer index1, integer index2) { 
    // There are two ways to use the lookup table... 
    integer Col; 
    integer Row; 
    if (index1 >= index2) { 
        // In this case, the row is the index of the first character: 
        Row = index1; 
        // And the col is the index of the second character (x2) 
        Col = index2 * 2; 
    } 
    else { // Index1 < Index2 
        // In this case, the row is the index of the second character: 
        Row = index2; 
        // And the col is the index of the first character, x2, offset by 1. 
        Col = index1 * 2 + 1; 
    } 
    return <Col, Row, 0>; 
} 

string GetGridTexture(vector grid_pos) { 
    // Calculate the texture in the grid to use. 
    integer GridCol = llRound(grid_pos.x) / 20; 
    integer GridRow = llRound(grid_pos.y) / 10; 

    // Lookup the texture. 
    key Texture = llList2Key(CHARACTER_GRID, GridRow * (GridRow + 1) / 2 + GridCol); 
    return Texture; 
} 

vector GetGridOffset(vector grid_pos) { 
    // Zoom in on the texture showing our character pair. 
    integer Col = llRound(grid_pos.x) % 20; 
    integer Row = llRound(grid_pos.y) % 10; 

    // Return the offset in the texture. 
    return <-0.45 + 0.05 * Col, 0.45 - 0.1 * Row, 0.0>; 
} 

ShowChars(integer link,vector grid_pos1, vector grid_pos2, vector grid_pos3, vector grid_pos4, vector grid_pos5) { 
   // Set the primitive textures directly. 
     
               
   llSetLinkPrimitiveParams( link , [ 
        PRIM_TEXTURE, FACE_1, GetGridTexture(grid_pos1), <0.25, 0.1, 0>, GetGridOffset(grid_pos1) + <0.075, 0, 0>, 0.0, 
        PRIM_TEXTURE, FACE_2, GetGridTexture(grid_pos2), <0.1, 0.1, 0>, GetGridOffset(grid_pos2), 0.0, 
        PRIM_TEXTURE, FACE_3, GetGridTexture(grid_pos3), <-1.48, 0.1, 0>, GetGridOffset(grid_pos3)+ <0.37, 0, 0>, 0.0, 
        PRIM_TEXTURE, FACE_4, GetGridTexture(grid_pos4), <0.1, 0.1, 0>, GetGridOffset(grid_pos4), 0.0, 
        PRIM_TEXTURE, FACE_5, GetGridTexture(grid_pos5), <0.25, 0.1, 0>, GetGridOffset(grid_pos5) - <0.075, 0, 0>, 0.0 
        ]); 
}

RenderString(integer link, string str) {
    // Get the grid positions for each pair of characters. 
    vector GridPos1 = GetGridPos( llSubStringIndex(gCharIndex, llGetSubString(str, 0, 0)), 
                                  llSubStringIndex(gCharIndex, llGetSubString(str, 1, 1)) ); 
    vector GridPos2 = GetGridPos( llSubStringIndex(gCharIndex, llGetSubString(str, 2, 2)), 
                                  llSubStringIndex(gCharIndex, llGetSubString(str, 3, 3)) ); 
    vector GridPos3 = GetGridPos( llSubStringIndex(gCharIndex, llGetSubString(str, 4, 4)), 
                                  llSubStringIndex(gCharIndex, llGetSubString(str, 5, 5)) ); 
    vector GridPos4 = GetGridPos( llSubStringIndex(gCharIndex, llGetSubString(str, 6, 6)), 
                                  llSubStringIndex(gCharIndex, llGetSubString(str, 7, 7)) ); 
    vector GridPos5 = GetGridPos( llSubStringIndex(gCharIndex, llGetSubString(str, 8, 8)), 
                                  llSubStringIndex(gCharIndex, llGetSubString(str, 9, 9)) );                                   

    // Use these grid positions to display the correct textures/offsets. 
    ShowChars(link,GridPos1, GridPos2, GridPos3, GridPos4, GridPos5); 
}

//RenderWithEffects(integer link, string str) { 
//    // Get the grid positions for each pair of characters. 
//    vector GridPos1 = GetGridPos( llSubStringIndex(gCharIndex, llGetSubString(str, 0, 0)), 
//                                  llSubStringIndex(gCharIndex, llGetSubString(str, 1, 1)) ); 
//    vector GridPos2 = GetGridPos( llSubStringIndex(gCharIndex, llGetSubString(str, 2, 2)), 
//                                  llSubStringIndex(gCharIndex, llGetSubString(str, 3, 3)) ); 
//    vector GridPos3 = GetGridPos( llSubStringIndex(gCharIndex, llGetSubString(str, 4, 4)), 
//                                  llSubStringIndex(gCharIndex, llGetSubString(str, 5, 5)) ); 
//    vector GridPos4 = GetGridPos( llSubStringIndex(gCharIndex, llGetSubString(str, 6, 6)), 
//                                  llSubStringIndex(gCharIndex, llGetSubString(str, 7, 7)) ); 
//    vector GridPos5 = GetGridPos( llSubStringIndex(gCharIndex, llGetSubString(str, 8, 8)), 
//                                  llSubStringIndex(gCharIndex, llGetSubString(str, 9, 9)) );                          //         
//
//      // First set the alpha to the lowest possible. 
//   llSetAlpha(0.05, ALL_SIDES); 
//
//    // Use these grid positions to display the correct textures/offsets. 
//    ShowChars(link,GridPos1, GridPos2, GridPos3, GridPos4, GridPos5);
//
//    float Alpha = 0.10; 
//    for (; Alpha <= 1.0; Alpha += 0.05)  
//       llSetAlpha(Alpha, ALL_SIDES); 
//          // See if we want to fade out as well. 
//   if (gCellHoldDelay < 0.0) 
//       // No, bail out. (Just keep showing the string at full strength). 
//       return; 
//          // Hold the text for a while. 
//   llSleep(gCellHoldDelay); 
//      // Now fade out. 
//   for (Alpha = 0.95; Alpha >= 0.05; Alpha -= 0.05) 
//       llSetAlpha(Alpha, ALL_SIDES); 
//          // Make the text transparent to fully hide it. 
//   llSetTexture(TRANSPARENT, ALL_SIDES); 
//} 

integer RenderExtended(integer link, string str,integer render) {
    // Look for escape sequences.
    integer length = 0;
    list Parsed       = llParseString2List(str, [], (list)ESCAPE_SEQUENCE);
    integer ParsedLen = llGetListLength(Parsed);

    // Create a list of index values to work with.
    list Indices;
    // We start with room for 6 indices.
    integer IndicesLeft = 10;

    string Token;
    integer Clipped;
    integer LastWasEscapeSequence = FALSE;
    // Work from left to right.
    integer i=0;
    for (; i < ParsedLen && IndicesLeft > 0; ++i) {
        Token = llList2String(Parsed, i);

        // If this is an escape sequence, just set the flag and move on.
        if (Token == ESCAPE_SEQUENCE) {
            LastWasEscapeSequence = TRUE;
        }
        else { // Token != ESCAPE_SEQUENCE
            // Otherwise this is a normal token.  Check its length.
            Clipped = FALSE;
            integer TokenLength = llStringLength(Token);
            // Clip if necessary.
            if (TokenLength > IndicesLeft) {
                TokenLength = llStringLength(Token = llGetSubString(Token, 0, IndicesLeft - 1));
                IndicesLeft = 0;
                Clipped = TRUE;
            }
            else
                IndicesLeft -= TokenLength;

            // Was the previous token an escape sequence?
            if (LastWasEscapeSequence) {
                // Yes, the first character is an escape character, the rest are normal.
                length += 2 + TokenLength;
                if (render)
                {
                    // This is the extended character.
                    Indices += [llSubStringIndex(EXTENDED_INDEX, llGetSubString(Token, 0, 0)) + 95];
                    
                    // These are the normal characters.
                    integer j=1;
                    for (; j < TokenLength; ++j)
                    {
                        Indices += [llSubStringIndex(gCharIndex, llGetSubString(Token, j, j))];
                    }
                }
            }
            else { // Normal string.
                // Just add the characters normally.
                length += TokenLength;
                if(render)
                {
                    integer j=0;
                    for (; j < TokenLength; ++j)
                    {
                        Indices += [llSubStringIndex(gCharIndex, llGetSubString(Token, j, j))];
                    }
                }
            }

            // Unset this flag, since this was not an escape sequence.
            LastWasEscapeSequence = FALSE;
        }
    }

    if(render)
    {
        // Use the indices to create grid positions.
        vector GridPos1 = GetGridPos( llList2Integer(Indices, 0), llList2Integer(Indices, 1) );
        vector GridPos2 = GetGridPos( llList2Integer(Indices, 2), llList2Integer(Indices, 3) );
        vector GridPos3 = GetGridPos( llList2Integer(Indices, 4), llList2Integer(Indices, 5) );
        vector GridPos4 = GetGridPos( llList2Integer(Indices, 6), llList2Integer(Indices, 7) );
        vector GridPos5 = GetGridPos( llList2Integer(Indices, 8), llList2Integer(Indices, 9) );
        
        // Use these grid positions to display the correct textures/offsets.
        ShowChars(link,GridPos1, GridPos2, GridPos3, GridPos4, GridPos5);
    }
    return length;
}


integer ConvertIndex(integer index) {
    // This converts from an ASCII based index to our indexing scheme.
    if (index >= 32) // ' ' or higher
        index -= 32;
    else { // index < 32
        // Quick bounds check.
        if (index > 15)
            index = 15;

        index += 94; // extended characters
    }

    return index;
}


PassToRender(integer render,string message, integer bank)
{
    float time;
    integer extendedlen = 0;
    integer link;
    
    integer i = 0;
    integer msgLen = llStringLength(message);
    string TextToRender;
    integer num_slaves=llGetListLength(gSlaveNames);
    string slave_name; //avoids unnecessary casts, keeping it as a string
    

    //get the bank offset and length
    integer bank_offset=llList2Integer(gBankingData, (bank * BANK_STRIDE));
    integer bank_length=llList2Integer(gBankingData, (bank * BANK_STRIDE) + 1);
    integer bank_highest_dirty=llList2Integer(gBankingData, (bank * BANK_STRIDE) + 2);

    integer x=0;    
    for (;x < msgLen;x = x + 10)
    {

        if (i >= bank_length)  //we don't want to run off the end of the bank
        {
            //set the dirty to max, and bail out, we're done
            gBankingData=llListReplaceList(gBankingData, [bank_length], (bank * BANK_STRIDE) + 2, (bank * BANK_STRIDE) + 2);
            return;
        }   
        
        link = unpack(gXyTextPrims,(i + bank_offset));
        TextToRender = llGetSubString(message, x, x + 20);
        
        if(gSlaveRegistered && (link % (num_slaves +1)))
        {
            slave_name=llList2String(gSlaveNames, (link % (num_slaves + 1)) - 1);
            if (render == 1)
                llMessageLinked(LINK_THIS, SLAVE_DISPLAY, TextToRender, (key)((string)link + "," + slave_name));
            if (render == 2)
            {
                if(llSubStringIndex(TextToRender,"\e")>x+10)
                {
                    extendedlen = 10;
                }
                else
                {
                    extendedlen = RenderExtended(link,TextToRender,0);
                }

                if(extendedlen>10)
                {
                    x += extendedlen-10;
                }

                llMessageLinked(LINK_THIS,SLAVE_DISPLAY_EXTENDED,TextToRender,(key)((string)link+","+slave_name));
            }        
        }
        else
        {
            if (render == 1)
                RenderString(link,TextToRender);
            if (render == 2)
            {
                extendedlen = RenderExtended(link,TextToRender,1);
                if(extendedlen>10)
                {
                    x += extendedlen-10;
                }
            }
            
//            if (render == 3)
//                RenderWithEffects(link,TextToRender);
        }
        ++i;            
    }
    
    if (bank_highest_dirty==0)
        bank_highest_dirty=bank_length;
    
    integer current_highest_dirty=i;
    while (i < bank_highest_dirty)
    {
        link = unpack(gXyTextPrims,(i + bank_offset));
        
        if(gSlaveRegistered && (link % (num_slaves+1) != 0))
        {
            slave_name=llList2String(gSlaveNames, (link % (num_slaves + 1)) - 1);
            llMessageLinked(LINK_THIS, SLAVE_DISPLAY, "     ", (key)((string)link + "," + slave_name));       
            //sorry, no fade effect with slave
        }
        else
        {
            RenderString(link,"          ");
        }
        ++i;        
    }
    gBankingData=llListReplaceList(gBankingData, [current_highest_dirty], (bank * BANK_STRIDE) + 2, (bank * BANK_STRIDE) + 2);
}

// Bitwise Voodoo by Gigs Taggart and optimized by Strife Onizuka
list gXyTextPrims;


integer get_number_of_prims()
{//ignores avatars.
    integer a = llGetNumberOfPrims();
    while(llGetAgentSize(llGetLinkKey(a)))
        --a;
    return a;
}

//functions to pack 8-bit shorts into ints
list pack_and_insert(list in_list, integer pos, integer value)
{
//    //figure out the bitpack position
//    integer pack = pos & 3; //4 bytes per int
//    pos=pos >> 2;
//    integer shifted = value << (pack << 3);
//    integer old_value = llList2Integer(in_list, pos);
//    shifted = old_value | shifted;
//    in_list = llListReplaceList(in_list, (list)shifted, pos, pos);
//    return in_list;
    //Safe optimized version
    integer index = pos >> 2;
    return llListReplaceList(in_list, (list)(llList2Integer(in_list, index) | (value << ((pos & 3) << 3))), index, index);
}

integer unpack(list in_list, integer pos)
{
    return (llList2Integer(in_list, pos >> 2) >> ((pos & 3) << 3)) & 0x000000FF;//unsigned
//    return (llList2Integer(in_list, pos >> 2) << (((~pos) & 3) << 3)) >> 24;//signed
}


change_color(vector color)
{
    integer num_prims=llGetListLength(gXyTextPrims) << 2;
    
    integer i = 0;
    
    for (; i<=num_prims; ++i)
    {
        integer link = unpack(gXyTextPrims,i);
        if (!link)
            return;
        
        llSetLinkPrimitiveParams( link,[ 
            PRIM_COLOR, FACE_1, color, 1.0,
            PRIM_COLOR, FACE_2, color, 1.0,
            PRIM_COLOR, FACE_3, color, 1.0,
            PRIM_COLOR, FACE_4, color, 1.0,
            PRIM_COLOR, FACE_5, color, 1.0
        ]);
    }
}

change_line_color(integer bank, vector color)
{    

    //get the bank offset and length
    integer i = llList2Integer(gBankingData, (bank * BANK_STRIDE));
    integer bank_end = i + llList2Integer(gBankingData, (bank * BANK_STRIDE) + 1);

    for (; i < bank_end; ++i)
    {     
        integer link = unpack(gXyTextPrims,i);
        if (!link)
            return;
        
        llSetLinkPrimitiveParams( link,[ 
            PRIM_COLOR, FACE_1, color, 1.0,
            PRIM_COLOR, FACE_2, color, 1.0,
            PRIM_COLOR, FACE_3, color, 1.0,
            PRIM_COLOR, FACE_4, color, 1.0,
            PRIM_COLOR, FACE_5, color, 1.0
        ]);
    }
}

init()
{
    integer num_prims=get_number_of_prims();

    string link_name;
    integer bank=0;
    integer bank_empty=FALSE;
    integer prims_pointer=0; //"pointer" to the next entry to be used in the gXyTextPrims list.
    
    list temp_bank=[];
    integer temp_bank_stride=2;
    
   
    gXyTextPrims=[];
    integer x=0;
    for (;x<64;++x)
    {
        gXyTextPrims= (gXyTextPrims = []) + gXyTextPrims + [0];  //we need to pad out the list to make it easier to add things in any order later
    }
    
    @loop;
    
    {
       
        //loop over all prims, looking for ones in the current bank
        for(x=0;x<=num_prims;++x)
        {
            link_name=llGetLinkName(x);
            list tmp = llParseString2List(link_name, ["-"], []);
            if(llList2String(tmp,0)== "xyzzytext")
            {
                integer prims_bank=llList2Integer(tmp,1);
                if (llList2Integer(tmp,1)==bank)
                {
                    temp_bank+=llList2Integer(tmp,2) + (list)x;
                }
            }
            
        }

    
        if (temp_bank!=[])
        {
            //sort the current bank
            temp_bank=llListSort(temp_bank, temp_bank_stride, TRUE);
            
            integer y;
            integer temp_len=llGetListLength(temp_bank);
            
            //store metadata
            gBankingData+=[prims_pointer,temp_len/temp_bank_stride,0];
            
            //repack the bank into the prim list
            for (y=0; y < temp_len; y+=temp_bank_stride)
            {
                gXyTextPrims = pack_and_insert(gXyTextPrims, prims_pointer, llList2Integer(temp_bank, y+1));
                ++prims_pointer;
            }
            ++bank;
            temp_bank=[];
            jump loop;
        }
    }
    
    llMessageLinked(LINK_THIS, SLAVE_RESET, "" , NULL_KEY);
}

default { 
    state_entry() { 
        // Initialize the character index. 
        ResetCharIndex();
        init();
    } 

   on_rez(integer num)
   {
      llResetScript();       
   }
   
    link_message(integer sender, integer channel, string data, key id) {
        if(id == null_key)
            id="0";
        
        if (channel == DISPLAY_STRING) { 
            PassToRender(1,data, (integer)((string)id)); 
            return; 
        } 
        else if (channel == DISPLAY_EXTENDED) { 
             PassToRender(2,data, (integer)((string)id)); 
            return; 
        }
        else if (channel == REMAP_INDICES) {
            // Parse the message, splitting it up into index values.
            list Parsed = llCSV2List(data);
            integer i;
            // Go through the list and swap each pair of indices.
            for (i = 0; i < llGetListLength(Parsed); i += 2) {
                integer Index1 = ConvertIndex( llList2Integer(Parsed, i) );
                integer Index2 = ConvertIndex( llList2Integer(Parsed, i + 1) );

                // Swap these index values.
                string Value1 = llGetSubString(gCharIndex, Index1, Index1);
                string Value2 = llGetSubString(gCharIndex, Index2, Index2);

                gCharIndex = llDeleteSubString(gCharIndex, Index1, Index1);
                gCharIndex = llInsertString(gCharIndex, Index1, Value2);

                gCharIndex = llDeleteSubString(gCharIndex, Index2, Index2);
                gCharIndex = llInsertString(gCharIndex, Index2, Value1);
            }
            return;
        }
        else if (channel == RESET_INDICES) {
            // Restore the character index back to default settings.
            ResetCharIndex();
            return;
        }        
        else if (channel == RESCAN_LINKSET)
        {
            init();
        }
        else if (channel == SET_COLOR) {
            change_color((vector)data); 
        }
        else if (channel == SET_LINE_COLOR) {
            change_line_color((integer)((string)id), (vector)data); 
        }     
        else if (channel == REGISTER_SLAVE)
        {
            if(!~llListFindList(gSlaveNames, (list)data))
            {//isn't registered yet
                gSlaveNames += data;
                gSlaveRegistered=TRUE;
                //llOwnerSay((string)llGetListLength(gSlaveNames) + " Slave(s) Recognized: " + data);
            }
//            else
//            {//it already exists
//                llOwnerSay((string)llGetListLength(gSlaveNames) + " Slave, Existing Slave Recognized: " + data);
//            }
            llMessageLinked(LINK_THIS, SLAVE_RECOGNIZED, data , null_key);
        }
    }

    changed(integer change)
    {
        if(change&CHANGED_INVENTORY)
        {
            if(gSlaveRegistered)        
            {
                //by using negative indexes they don't need to be adjusted when an entry is deleted.
                integer x = -llGetListLength(gSlaveNames);
                for(;x;++x)
                {
                    if (!~llGetInventoryType(llList2String(gSlaveNames, x)))
                    {
                        //llOwnerSay("Slave Removed: " + llList2String(gSlaveNames, x));
                        gSlaveNames = llDeleteSubList(gSlaveNames, x, x);
                    }
                }
                gSlaveRegistered = !(gSlaveNames == []);
            }
        }
    }
} 

Slave Script

////////////////////////////////////////////
// XyzzyText v2.1(10-Char) by Thraxis Epsilon
// XyText v2.0 SLAVE Script (5 Face, Single Texture) 
//
// Heavily Modified by Thraxis Epsilon, Gigs Taggart 5/2007 and Strife Onizuka 8/2007
// Rewrite to allow one-script-per-object operation w/ optional slaves
// Enable prim-label functionality
// Enabled Banking
// Enabled 10-char per prim
//
// Modified by Kermitt Quirk 19/01/2006 
// To add support for 5 face prim instead of 3 
// 
// Originally Written by Xylor Baysklef 
// 
//
//////////////////////////////////////////// 


integer REMAP_INDICES       = 204002; 
integer RESET_INDICES       = 204003;

//internal API
integer REGISTER_SLAVE      = 205000;
integer SLAVE_RECOGNIZED    = 205001;
integer SLAVE_DISPLAY       = 205003;
integer SET_FONT_TEXTURE    = 204005; 

integer SLAVE_DISPLAY_EXTENDED = 205004;
integer SLAVE_RESET = 205005;

// This is an extended character escape sequence.
string  ESCAPE_SEQUENCE = "\\e";

// This is used to get an index for the extended character.
string  EXTENDED_INDEX  = "123456789abcdef";

// Face numbers. 
integer FACE_1          = 3; 
integer FACE_2          = 7; 
integer FACE_3          = 4; 
integer FACE_4          = 6; 
integer FACE_5          = 1;

// This is a list of textures for all 2-character combinations. 
list    CHARACTER_GRID  = [ 
        "00e9f9f7-0669-181c-c192-7f8e67678c8d", 
        "347a5cb6-0031-7ec0-2fcf-f298eebf3c0e", 
        "4e7e689e-37f1-9eca-8596-a958bbd23963", 
        "19ea9c21-67ba-8f6f-99db-573b1b877eb1", 
        "dde7b412-cda1-652f-6fc2-73f4641f96e1", 
        "af6fa3bb-3a6c-9c4f-4bf5-d1c126c830da", 
        "a201d3a2-364b-43b6-8686-5881c0f82a94", 
        "b674dec8-fead-99e5-c28d-2db8e4c51540", 
        "366e05f3-be6b-e5cf-c33b-731dff649caa", 
        "75c4925c-0427-dc0c-c71c-e28674ff4d27", 
        "dcbe166b-6a97-efb2-fc8e-e5bc6a8b1be6", 
        "0dca2feb-fc66-a762-db85-89026a4ecd68", 
        "a0fca76f-503a-946b-9336-0a918e886f7a", 
        "67fb375d-89a1-5a4f-8c7a-0cd1c066ffc4", 
        "300470b2-da34-5470-074c-1b8464ca050c", 
        "d1f8e91c-ce2b-d85e-2120-930d3b630946", 
        "2a190e44-7b29-dadb-0bff-c31adaf5a170", 
        "75d55e71-f6f8-9835-e746-a45f189f30a1", 
        "300fac33-2b30-3da3-26bc-e2d70428ec19", 
        "0747c776-011a-53ce-13ee-8b5bb9e87c1e", 
        "85a855c3-a94f-01ca-33e0-7dde92e727e2", 
        "cbc1dab2-2d61-2986-1949-7a5235c954e1", 
        "f7aef047-f266-9596-16df-641010edd8e1", 
        "4c34ebf7-e5e1-2e1a-579f-e224d9d5e71b", 
        "4a69e98c-26a5-ad05-e92e-b5b906ad9ef9", 
        "462a9226-2a97-91ac-2d89-57ab33334b78", 
        "20b24b3a-8c57-82ee-c6ed-555003f5dbcd", 
        "9b481daa-9ea8-a9fa-1ee4-ab9a0d38e217", 
        "c231dbdc-c842-15b0-7aa6-6da14745cfdc", 
        "c97e3cbb-c9a3-45df-a0ae-955c1f4bf9cf", 
        "f1e7d030-ff80-a242-cb69-f6951d4eae3b", 
        "ed32d6c4-d733-c0f1-f242-6df1d222220d", 
        "88f96a30-dccf-9b20-31ef-da0dfeb23c72", 
        "252f2595-58b8-4bcc-6515-fa274d0cfb65", 
        "f2838c4f-de80-cced-dff8-195dfdf36b2c", 
        "cc2594fe-add2-a3df-cdb3-a61711badf53", 
        "e0ce2972-da00-955c-129e-3289b3676776", 
        "3e0d336d-321f-ddfa-5c1b-e26131766f6a", 
        "d43b1dc4-6b51-76a7-8b90-38865b82bf06", 
        "06d16cbb-1868-fd1d-5c93-eae42164a37d", 
        "dd5d98cf-273e-3fd0-f030-48be58ee3a0b", 
        "0e47c89e-de4a-6233-a2da-cb852aad1b00", 
        "fb9c4a55-0e13-495b-25c4-f0b459dc06de", 
        "e3ce8def-312c-735b-0e48-018b6799c883", 
        "2f713216-4e71-d123-03ed-9c8554710c6b", 
        "4a417d8a-1f4f-404b-9783-6672f8527911", 
        "ca5e21ec-5b20-5909-4c31-3f90d7316b33", 
        "06a4fcc3-e1c4-296d-8817-01f88fbd7367", 
        "130ac084-6f3c-95de-b5b6-d25c80703474", 
        "59d540a0-ae9d-3606-5ae0-4f2842b64cfa", 
        "8612ae9a-f53c-5bf4-2899-8174d7abc4fd", 
        "12467401-e979-2c49-34e0-6ac761542797", 
        "d53c3eaa-0404-3860-0675-3e375596c3e3", 
        "9f5b26bd-81d3-b25e-62fe-5b671d1e3e79", 
        "f57f0b64-a050-d617-ee00-c8e9e3adc9cb", 
        "beff166a-f5f3-f05e-e020-98f2b00e27ed", 
        "02278a65-94ba-6d5e-0d2b-93f2e4f4bf70", 
        "a707197d-449e-5b58-846c-0c850c61f9d6", 
        "021d4b1a-9503-a44f-ee2b-976eb5d80e68", 
        "0ae2ffae-7265-524d-cb76-c2b691992706", 
        "f6e41cf2-1104-bd0b-0190-dffad1bac813", 
        "2b4bb15e-956d-56ae-69f5-d26a20de0ce7", 
        "f816da2c-51f1-612a-2029-a542db7db882", 
        "345fea05-c7be-465c-409f-9dcb3bd2aa07"];
list    CHARACTER_GRID2  = [         
        "b3017e02-c063-5185-acd5-1ef5f9d79b89", 
        "4dcff365-1971-3c2b-d73c-77e1dc54242a" 
          ]; 

///////////// END CONSTANTS ////////////////
string gCharIndex; 

integer gActive; //if we are recognized, this is true
/////////// END GLOBAL VARIABLES ////////////
ResetCharIndex() { 
    gCharIndex  = " !\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`"; 
    // \" <-- Fixes LSL syntax highlighting bug. 
    gCharIndex += "abcdefghijklmnopqrstuvwxyz{|}~"; 
    gCharIndex += "\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n"; 
} 

vector GetGridPos(integer index1, integer index2) { 
    // There are two ways to use the lookup table... 
    integer Col; 
    integer Row; 
    if (index1 >= index2) { 
        // In this case, the row is the index of the first character: 
        Row = index1; 
        // And the col is the index of the second character (x2) 
        Col = index2 * 2; 
    } 
    else { // Index1 < Index2 
        // In this case, the row is the index of the second character: 
        Row = index2; 
        // And the col is the index of the first character, x2, offset by 1. 
        Col = index1 * 2 + 1; 
    } 
    return <Col, Row, 0>; 
} 

string GetGridTexture(vector grid_pos) { 
    // Calculate the texture in the grid to use. 
    integer GridCol = llRound(grid_pos.x) / 20; 
    integer GridRow = llRound(grid_pos.y) / 10; 

    // Lookup the texture. 
    key Texture = llList2Key(CHARACTER_GRID, GridRow * (GridRow + 1) / 2 + GridCol); 
    return Texture; 
} 

vector GetGridOffset(vector grid_pos) { 
    // Zoom in on the texture showing our character pair. 
    integer Col = llRound(grid_pos.x) % 20; 
    integer Row = llRound(grid_pos.y) % 10; 

    // Return the offset in the texture. 
    return <-0.45 + 0.05 * Col, 0.45 - 0.1 * Row, 0.0>; 
} 

ShowChars(integer link,vector grid_pos1, vector grid_pos2, vector grid_pos3, vector grid_pos4, vector grid_pos5) { 
   // Set the primitive textures directly. 
     
               
   llSetLinkPrimitiveParams( link , [ 
        PRIM_TEXTURE, FACE_1, GetGridTexture(grid_pos1), <0.25, 0.1, 0>, GetGridOffset(grid_pos1) + <0.075, 0, 0>, 0.0, 
        PRIM_TEXTURE, FACE_2, GetGridTexture(grid_pos2), <0.1, 0.1, 0>, GetGridOffset(grid_pos2), 0.0, 
        PRIM_TEXTURE, FACE_3, GetGridTexture(grid_pos3), <-1.48, 0.1, 0>, GetGridOffset(grid_pos3)+ <0.37, 0, 0>, 0.0, 
        PRIM_TEXTURE, FACE_4, GetGridTexture(grid_pos4), <0.1, 0.1, 0>, GetGridOffset(grid_pos4), 0.0, 
        PRIM_TEXTURE, FACE_5, GetGridTexture(grid_pos5), <0.25, 0.1, 0>, GetGridOffset(grid_pos5) - <0.075, 0, 0>, 0.0 
        ]); 
}

RenderString(integer link, string str) {
    // Get the grid positions for each pair of characters. 
    vector GridPos1 = GetGridPos( llSubStringIndex(gCharIndex, llGetSubString(str, 0, 0)), 
                                  llSubStringIndex(gCharIndex, llGetSubString(str, 1, 1)) ); 
    vector GridPos2 = GetGridPos( llSubStringIndex(gCharIndex, llGetSubString(str, 2, 2)), 
                                  llSubStringIndex(gCharIndex, llGetSubString(str, 3, 3)) ); 
    vector GridPos3 = GetGridPos( llSubStringIndex(gCharIndex, llGetSubString(str, 4, 4)), 
                                  llSubStringIndex(gCharIndex, llGetSubString(str, 5, 5)) ); 
    vector GridPos4 = GetGridPos( llSubStringIndex(gCharIndex, llGetSubString(str, 6, 6)), 
                                  llSubStringIndex(gCharIndex, llGetSubString(str, 7, 7)) ); 
    vector GridPos5 = GetGridPos( llSubStringIndex(gCharIndex, llGetSubString(str, 8, 8)), 
                                  llSubStringIndex(gCharIndex, llGetSubString(str, 9, 9)) );                                   

    // Use these grid positions to display the correct textures/offsets. 
    ShowChars(link,GridPos1, GridPos2, GridPos3, GridPos4, GridPos5); 
}

RenderExtended(integer link, string str) {
    // Look for escape sequences.
    list Parsed       = llParseString2List(str, [], (list)ESCAPE_SEQUENCE);
    integer ParsedLen = llGetListLength(Parsed);

    // Create a list of index values to work with.
    list Indices;
    // We start with room for 6 indices.
    integer IndicesLeft = 10;

    string Token;
    integer Clipped;
    integer LastWasEscapeSequence = FALSE;
    // Work from left to right.
    integer i=0;
    for (; i < ParsedLen && IndicesLeft > 0; ++i) {
        Token = llList2String(Parsed, i);

        // If this is an escape sequence, just set the flag and move on.
        if (Token == ESCAPE_SEQUENCE) {
            LastWasEscapeSequence = TRUE;
        }
        else { // Token != ESCAPE_SEQUENCE
            // Otherwise this is a normal token.  Check its length.
            Clipped = FALSE;
            integer TokenLength = llStringLength(Token);
            // Clip if necessary.
            if (TokenLength > IndicesLeft) {
                TokenLength = llStringLength(Token = llGetSubString(Token, 0, IndicesLeft - 1));
                IndicesLeft = 0;
                Clipped = TRUE;
            }
            else
                IndicesLeft -= TokenLength;

            // Was the previous token an escape sequence?
            if (LastWasEscapeSequence) {
                // Yes, the first character is an escape character, the rest are normal.
                // This is the extended character.
                Indices += [llSubStringIndex(EXTENDED_INDEX, llGetSubString(Token, 0, 0)) + 95];
                
                // These are the normal characters.
                integer j=1;
                for (; j < TokenLength; ++j)
                {
                    Indices += [llSubStringIndex(gCharIndex, llGetSubString(Token, j, j))];
                }
            }
            else { // Normal string.
                // Just add the characters normally.
                integer j=0;
                for (; j < TokenLength; ++j)
                {
                    Indices += [llSubStringIndex(gCharIndex, llGetSubString(Token, j, j))];
                }
            }

            // Unset this flag, since this was not an escape sequence.
            LastWasEscapeSequence = FALSE;
        }
    }

    // Use the indices to create grid positions.
    vector GridPos1 = GetGridPos( llList2Integer(Indices, 0), llList2Integer(Indices, 1) );
    vector GridPos2 = GetGridPos( llList2Integer(Indices, 2), llList2Integer(Indices, 3) );
    vector GridPos3 = GetGridPos( llList2Integer(Indices, 4), llList2Integer(Indices, 5) );
    vector GridPos4 = GetGridPos( llList2Integer(Indices, 6), llList2Integer(Indices, 7) );
    vector GridPos5 = GetGridPos( llList2Integer(Indices, 8), llList2Integer(Indices, 9) );
    
    // Use these grid positions to display the correct textures/offsets.
    ShowChars(link,GridPos1, GridPos2, GridPos3, GridPos4, GridPos5);
}

integer ConvertIndex(integer index) {
    // This converts from an ASCII based index to our indexing scheme.
    if (index >= 32) // ' ' or higher
        index -= 32;
    else { // index < 32
        // Quick bounds check.
        if (index > 15)
            index = 15;

        index += 94; // extended characters
    }

    return index;
}


default { 
    state_entry() 
    { 
        // Initialize the character index. 
        ResetCharIndex();
        llMessageLinked(LINK_THIS, REGISTER_SLAVE, llGetScriptName() , NULL_KEY);  
    } 

   on_rez(integer num)
   {
      llResetScript();       
   }
   
    link_message(integer sender, integer channel, string data, key id) { 
        if (channel == SLAVE_RECOGNIZED)
        {
            if (data == llGetScriptName())
            {
                gActive=TRUE;
            }
            return;
        }
    
        else if (channel == SLAVE_DISPLAY) 
        { 
            if (!gActive)  
                return;
                
            list params=llCSV2List((string)id);
            if (llList2String(params, 1) != llGetScriptName())
                return;
            
            
            RenderString(llList2Integer(params, 0),data);
            return; 
        } 
    
       else if (channel == SLAVE_DISPLAY_EXTENDED) 
       {
            if (!gActive)  
                return;
                
            list params=llCSV2List((string)id);
            if (llList2String(params, 1) != llGetScriptName())
                return;
                
            RenderExtended(llList2Integer(params, 0),data);
    }
        else if (channel == REMAP_INDICES) {
            // Parse the message, splitting it up into index values.
            list Parsed = llCSV2List(data);
            integer i;
            // Go through the list and swap each pair of indices.
            for (i = 0; i < llGetListLength(Parsed); i += 2) {
                integer Index1 = ConvertIndex( llList2Integer(Parsed, i) );
                integer Index2 = ConvertIndex( llList2Integer(Parsed, i + 1) );

                // Swap these index values.
                string Value1 = llGetSubString(gCharIndex, Index1, Index1);
                string Value2 = llGetSubString(gCharIndex, Index2, Index2);

                gCharIndex = llDeleteSubString(gCharIndex, Index1, Index1);
                gCharIndex = llInsertString(gCharIndex, Index1, Value2);

                gCharIndex = llDeleteSubString(gCharIndex, Index2, Index2);
                gCharIndex = llInsertString(gCharIndex, Index2, Value1);
            }
            return;
        }
        else if (channel == RESET_INDICES) {
            // Restore the character index back to default settings.
            ResetCharIndex();
            return;
        }                 
       else if (channel == SLAVE_RESET)
        {
            ResetCharIndex();
            gActive=FALSE;
            llMessageLinked(LINK_THIS, REGISTER_SLAVE, llGetScriptName() , NULL_KEY);
        }
    }    
} 

10-Char Prim Setup

////////////////////////////////////////////
// XyzzyText Prim Setup Script (5 Face)
//
// Modified by Thraxis Epsilon
//
////////////////////////////////////////////

////////////////////////////////////////////
// XyzzyText Prim Setup Script (5 Face)
//
// Modified by Thraxis Epsilon
//
////////////////////////////////////////////

default
{
    state_entry()
    {

        llSetPrimitiveParams([
                    PRIM_TYPE, PRIM_TYPE_PRISM, 32, <0.199, 0.8, 0.0>, 0.30, <0.0, 0.0, 0.0>, <1.0, 1.0, 0.0>, <0.0, 0.0, 0.0>,
                    PRIM_SIZE, <0.03, 2.89, 0.5>, 
                    PRIM_TEXTURE, 1, "09b04244-9569-d21f-6de0-4bbcf5552222", <2.48, 1.0, 0.0>, <-0.74, 0.0, 0.0>, 0.0, 
                    PRIM_TEXTURE, 6, "09b04244-9569-d21f-6de0-4bbcf5552222", <1.0, 1.0, 0.0>, <0.0, 0.0, 0.0>, 0.0, 
                    PRIM_TEXTURE, 4, "09b04244-9569-d21f-6de0-4bbcf5552222", <14.75, 1.0, 0.0>, <0.27, 0.0, 0.0>, 0.0, 
                    PRIM_TEXTURE, 7, "09b04244-9569-d21f-6de0-4bbcf5552222", <1.0, 1.0, 0.0>, <0.0, 0.0, 0.0>, 0.0, 
                    PRIM_TEXTURE, 3, "09b04244-9569-d21f-6de0-4bbcf5552222", <2.48, 1.0, 0.0>, <-0.25, 0.0, 0.0>, 0.0]);
                    
        llRemoveInventory(llGetScriptName());
    } 
}