IsPlayerInRangeOfPoint(playerid, Float:range, Float:x, Float:y, Float:z)
playerid The ID of the player you want to check the point range of.
Float:range The furthest distance the player can be to be in range.
Float:x The X coordinate of the point to check the range to.
Float:y The Y coordinate of the point to check the range to.
Float:z The Z coordinate of the point to check the range to.
Returns 1 if the player is in range of the point, otherwise 0.