OnServerData: Difference between revisions

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desc=This function is when server sends script data( Streams in squirrel04relxx )|
desc=This function is when server sends script data( Streams in squirrel04relxx )|
params=<syntaxhighlight lang="lua">( data )</syntaxhighlight>
params=<syntaxhighlight lang="lua">( data )</syntaxhighlight>
<poem>::data :  The data the server send as a blob object.
<poem>::data :  The data the server send as a blob object</poem>
From blob library of squirrel, blob.readn( type )</poem>
<source>
type return description return type
‘i’ 32bits number integer
‘s’ 16bits signed integer integer
‘w’ 16bits unsigned integer integer
‘c’ 8bits signed integer integer
‘b’ 8bits unsigned integer integer
‘f’ 32bits float float
</source>
|
|
retvals=This function does not return any specific values.|
retvals=This function does not return any specific values.|
example=
example=
<poem>Server code</poem>
<poem>Assuming the server squirrel script send an integer, byte, float and string respectively as first part of Server Data,</poem>
<source lang="lua">
//scripts/main.nut
Stream.StartWrite();
Stream.WriteInt(400);
Stream.WriteByte(100);
Stream.WriteString("hello");
Stream.WriteFloat(28.24);
Stream.SendStream(player);
</source>
<poem>
</poem>
<poem>npc code </poem>
<source lang="lua">
<source lang="lua">
function OnServerData( data )
function OnServerData( data )
{
{
local len=data.readn('i');
local a= ReadInt(data);
len=swap4(len);//because squirrel plugin sends it inverted.
    local b= ReadByte(data);
local _integer=data.readn('i');
    local f= ReadFloat(data);
local _byte=data.readn('b');
    local str= ReadString(data);
local _strlen=data.readn('w');
    if(data.tell() < data.len())
_strlen=swap2(_strlen);
    //more items to read
local string="";
for(local i=0;i<_strlen;i++)
string+=format("%c",data.readn('c'));
local _float = data.readn('f');
printf("Received\n"+_integer+"\n"+_byte+"\n"+string+"\n"+_float+"\n");
}
}
</source>
</source>|
<poem>Output in npc window</poem>
relfuncs=*[[SendServerData]]
<source>Received
400
100
hello
28.24
</source>
}}
}}

Latest revision as of 11:12, 28 September 2024

This function was added in v1.6 beta and will not work on previous versions.

Description:
This function is when server sends script data( Streams in squirrel04relxx )


Parameters: 

( data )

data : The data the server send as a blob object


Return Values:
This function does not return any specific values.


Example

Assuming the server squirrel script send an integer, byte, float and string respectively as first part of Server Data, 

function OnServerData( data )
{
	local a= ReadInt(data);
    local b= ReadByte(data);
    local f= ReadFloat(data);
    local str= ReadString(data);
    if(data.tell() < data.len())
    //more items to read
}

Related Functions

The following functions may be helpful as they relate to this function in one way or another.

Retrieved from "https://npc-for-vcmp.sourceforge.io/wikiw/index.php?title=OnServerData&oldid=1823"