cfgSurfaces

 class CfgSurfaces
{
    class Default {};
        class Water{};
        class grassSurface : Default
    {
         files = "shy_grass_green_*";
         rough = 0.1;
         dust = 0.1;
         soundEnviron = "grass";
         character = "shy_grassClutter";
};

     class beachSurface : Default
    {
         files = "shy_desert_*";
         rough = 0.1;
         dust = 0.1;
         soundEnviron = "sand";
         character = "shy_beachClutter";
    };

    class seaSurface : Default
    {
         files = "shy_strdeepsea_*";
         rough = 0.1;
         dust = 0.1;
         soundEnviron = "sand";
         character = "shy_seaClutter";
    };
};

class CfgSurfaceCharacters
{
 class shy_grassClutter
 {
       probability[] = {0.95,0.02,0.02,0.01};
       names[] = {"Shy_GrassGreenGroup","Shy_GrassGreen","Shy_FlowerLowYellow2","Shy_ThistlePurpleSmall"};
 };

 class shy_beachClutter
 {
    probability[] = {0.01};
    names[] = {"Shy_GrassDesertGroupSoft"};
 };

 class shy_seaClutter
 {
    probability[] = {0.4,0.4,0.1,0.3,0.1};
    names[] = {"Shy_SeaWeed1","Shy_SeaWeed2","Shy_Coral4","Shy_CoralPlantSet","Shy_CoralPinkSet"};
 };
};