prorp-samp/Project-Roleplay-main/gamemodes/inc/core/useful.inc

/*	Function list;
		•	IsPlayerFacingPoint
		•	GetPointDistanceToPointExMorph
		•	IsPointInRangeOfPoint
		•	AddThousandsSeparators
		• 	GetNameFomSQLID
*/

/*	Checks if the player is in range of a given point by distance,
	and checks if the player is facing the point.
*/

stock IsPlayerFacingPoint( playerid, Float: distance, Float: X, Float: Y, Float: Z, Float: error ) {
	if( !IsPlayerInRangeOfPoint( playerid, distance, X, Y, Z ) ) {
		return false;
	}
	
	new Float: angle, Float: misc = 5.0, Float: playerX, Float: playerY, Float: playerZ, Float: tarangle;
		
	GetPlayerFacingAngle( playerid, angle );
	GetPlayerPos( playerid, playerX, playerY, playerZ );
	
	tarangle = 180.0 -atan2( playerX - X, playerY - Y ) + misc;
	
	if( angle < tarangle + error && angle > tarangle - error ) {
		return true;
	}
	return false;
}	


Float:GetPointDistanceToPointExMorph(Float:x1, Float:y1, Float:z1, Float:x2, Float:y2, Float:z2)
{
	new Float:x, Float:y, Float:z;
	x = x1 -x2;
	y = y1 -y2;
	z = z1 -z2;
	return floatsqroot(x *x +y *y +z *z);
}

IsPointInRangeOfPoint(Float:x, Float:y, Float:z, Float:x2, Float:y2, Float:z2, Float:range)
{
	x2 -= x;
	y2 -= y;
	z2 -= z;
	return ((x2 * x2) + (y2 * y2) + (z2 * z2)) < (range * range);
}

/*
	Seperates numbers larger then 1,000 with a comma
*/
AddThousandsSeparators(number, const separator[] = ",")
{
	new output[15]; // longest possible output given 32 bit integers: -2,147,483,648
	format(output, sizeof(output), "%d", number);
 
	for(new i = strlen(output) - 3; i > 0 && output[i-1] != '-'; i -= 3)
	{
		strins(output, separator, i);
	}
 
	return output;
}

stock GetPosAheadVehicle(vehicleid, &Float:x, &Float:y, &Float:z, Float:offset =0.5)
{
	new Float:vehicleSize[3], Float:vehiclePos[3];
	GetVehiclePos(vehicleid, vehiclePos[0], vehiclePos[1], vehiclePos[2]);
	GetVehicleModelInfo(GetVehicleModel(vehicleid), VEHICLE_MODEL_INFO_SIZE, vehicleSize[0], vehicleSize[1], vehicleSize[2]);
	GetXYAheadVehicle(vehicleid, vehiclePos[0], vehiclePos[1], (vehicleSize[1] /2) +offset);
	x = vehiclePos[0];
	y = vehiclePos[1];
	z = vehiclePos[2];
	return 1;
}

GetXYAheadVehicle(vehicleid, &Float:q, &Float:w, Float:distance)
{
	new Float:a;
	GetVehiclePos(vehicleid, q, w, a);
	GetVehicleZAngle(vehicleid, a);
	q -= (distance * -floatsin(-a, degrees));
	w -= (distance * -floatcos(-a, degrees));
}
/*
	Gets a players name from their SQL ID

GetNameFomSQLID(sqlid) 
{ 
    new query[128], name[MAX_PLAYER_NAME]; 
    mysql_format(sqlGameConnection, query, sizeof(query), "SELECT name FROM `players` WHERE ID = %d LIMIT 1", sqlid); 

    new Cache:result = mysql_query(sqlGameConnection, query); 
   
    cache_get_field_content(0, "name", name, sqlGameConnection, 24);
    
    cache_delete(result); 
    return name; 
}*/