[Pottus]

Doesn't seem like anyone can think outside the box here.

pawn Code:

#include <a_samp>
#include <zcmd>
#include <mapandreas>

#define         MAX_Z_FISH_THRESHOLD            4.0
#define         WATER_CHECK_RADIUS              5.0

IsPlayerNearWater(playerid)
{
    new Float:x, Float:y, Float:z, Float:checkx, Float:checky, Float:checkz, Float:angle;
    
    GetPlayerPos(playerid, x, y, z);
    
    // Make sure player is at correct Z-Height (Will not work near the dam)
    if(z > 0.0 && z < MAX_Z_FISH_THRESHOLD)
    {
        // Check North/East/South/West for water
        for(new i = 0; i < 4; i++)
        {
            checkx = x + (WATER_CHECK_RADIUS * floatsin(-angle, degrees));
            checky = y + (WATER_CHECK_RADIUS * floatcos(-angle, degrees));
            angle += 90.0;

            // Find the Z
            MapAndreas_FindZ_For2DCoord(checkx, checky, checkz);

            // Doesn't work under bridges
            if(checkz == 0.0) return 1;
        }
    }
    return 0;
}

CMD:wcheck(playerid, arg[])
{
    if(IsPlayerNearWater(playerid)) SendClientMessage(playerid, -1, "Near water!");
    else SendClientMessage(playerid, -1, "Not Near water!");
    return 1;
}