Prośba o edycje pluginu niebo .

Witam! Bardzo bym kogoś prosił o przerobienie tego pluginu tak żeby byl tylko jeden plik .tga np. "niebo.tga".
Z góry dziękuję.

#include 
#include 

#define PLUGIN     "custom sky"
#define VERSION "1.1"
#define AUTHOR     "cheap_suit"

#define max_suffix 6
new g_suffix[max_suffix][3] = { "up", "dn", "ft", "bk", "lf", "rt" }

public plugin_precache()
{
    register_plugin(PLUGIN, VERSION, AUTHOR)
    register_cvar(PLUGIN, VERSION, FCVAR_SPONLY|FCVAR_SERVER)
    
    register_cvar("sv_customsky", "1")
    register_cvar("sv_customskyname", "test_")
    
    switch(get_cvar_num("sv_customsky"))
    {
        case 1:
        {
            static configsdir[32]
            get_configsdir(configsdir, 31)
            
            static file[64]
            formatex(file, 63, "%s/custom_sky.cfg", configsdir)
            
            static mapname[32]
            get_mapname(mapname, 31)
            
            if(!file_exists(file))
            {
                write_file(file, "; Custom map sky config")
                write_file(file, "; Format:   ")
            }
    
            new line = 0, length = 0
            static text[64], maptext[32], tgatext[32]
            while(read_file(file, line++, text, 127, length))
            {
                if((text[0] == ';') || !length)
                    continue
                        
                parse(text, maptext, 31, tgatext, 31)
                if(equal(maptext, mapname))
                {
                    precache_sky(tgatext)
                    break
                }
            }
        }
        case 2:
        {
            static cvar_skyname[32]
            get_cvar_string("sv_customskyname", cvar_skyname, 31)
            
            if(strlen(cvar_skyname) > 0)
                precache_sky(cvar_skyname)
        }
    }
}

public precache_sky(const skyname[])
{
    new bool:found = true
    static tgafile[35]
    
    for(new i = 0; i < max_suffix; ++i)
    {
        formatex(tgafile, 34, "gfx/env/%s%s.tga", skyname, g_suffix[i])
        if(file_exists(tgafile))
            precache_generic(tgafile)
        else
        {
            log_amx("Cannot locate file '%s'", tgafile)
            found = false
            break
        }
    }
    
    if(found)
        set_cvar_string("sv_skyname", skyname)
}