WorldComposer Coordinate Converter

WCConverter.js

#pragma strict

var global_script: global_settings_tc;
var latlong_center: latlong_class = new latlong_class();
var terrain_scaling: float = 1.0;
var latlong: latlong_class[];
var offset: Vector2 = new Vector2(0,-27);

function Start()
{
	var counter : int = 0;

	for(var p in latlong){

		var pos = calc_position(p.latitude, p.longitude);
		var go = GameObject.CreatePrimitive(PrimitiveType.Cube);
		go.transform.position = new Vector3(pos.x, 0, pos.y);

		Debug.Log(calc_latlong(go.transform.position).x + " : " + calc_latlong(go.transform.position).y);

		go.name = "Test point " + counter;

		counter ++;
	}
}

function calc_latlong(pos : Vector3) : Vector2
{
	var map_pixel: map_pixel_class = new map_pixel_class();
	var map_pixel_center: map_pixel_class = global_script.latlong_to_pixel2(latlong_center,19);
	var map_resolution: double = global_script.calc_latlong_area_resolution(latlong_center,19);

	map_pixel.x = ((pos.x / terrain_scaling - offset.x) / map_resolution) + map_pixel_center.x;
	map_pixel.y = (-(pos.z / terrain_scaling - offset.y) / map_resolution) + map_pixel_center.y;

	var returnVal : latlong_class = global_script.pixel_to_latlong2(map_pixel,19);

	return Vector2(returnVal.longitude, returnVal.latitude);
}

function calc_position(lat : double, lon : double) : Vector2
{
	var latlong = new latlong_class(lat, lon);
	var returnVal : Vector2;

	var map_pixel: map_pixel_class = global_script.latlong_to_pixel2(latlong,19);
	var map_pixel_center: map_pixel_class = global_script.latlong_to_pixel2(latlong_center,19);
	var map_resolution: double = global_script.calc_latlong_area_resolution(latlong_center,19);

	returnVal.x = (map_pixel.x-map_pixel_center.x) * map_resolution * terrain_scaling;
	returnVal.y = (-map_pixel.y+map_pixel_center.y) * map_resolution * terrain_scaling;

	returnVal += offset;

	return returnVal;
}