public void ECEF_Initializes_Without_Exceptions()
{
Coordinate c = new Coordinate();
ECEF ecef = new ECEF(c);
ecef = new ECEF(3194.469, 3194.469, 4487.419);
}
public void ECEF_To_Geodetic_Height_Conversion()
{
//ECEF WITH HEIGHT CHECK
double latE = -80.6586;
double longE = -152.49;
Distance h = new Distance(1500, DistanceType.Meters);
Coordinate cE = new Coordinate(latE, longE);
cE.ECEF.Set_GeoDetic_Height(cE, h);
ECEF ecefE = new ECEF(cE.ECEF.X, cE.ECEF.Y, cE.ECEF.Z);
Coordinate rcE = ECEF.ECEFToLatLong(ecefE);
Assert.AreEqual(0, rcE.Latitude.ToDouble() - cE.Latitude.ToDouble(), .00001, "Latitude 1 Conversion Outside Limits");
Assert.AreEqual(0, rcE.Longitude.ToDouble() - cE.Longitude.ToDouble(), .00001, "Longitude 1 Conversion Outside Limits");
Assert.AreEqual(0, rcE.ECEF.GeoDetic_Height.Meters - cE.ECEF.GeoDetic_Height.Meters, .00001, "Height 1 Conversion Outside Limits");
ecefE = new ECEF(cE, cE.ECEF.GeoDetic_Height);
rcE = ECEF.ECEFToLatLong(ecefE);
Assert.AreEqual(0, rcE.Latitude.ToDouble() - cE.Latitude.ToDouble(), .00001, "Latitude 2 Conversion Outside Limits");
Assert.AreEqual(0, rcE.Longitude.ToDouble() - cE.Longitude.ToDouble(), .00001, "Longitude 2 Conversion Outside Limits");
Assert.AreEqual(0, rcE.ECEF.GeoDetic_Height.Meters - cE.ECEF.GeoDetic_Height.Meters, .00001, "Height 2 Conversion Outside Limits");
}
private static void Check_ECEF_Height_Conversions()
{
//ECEF WITH HEIGHT CHECK
Console.WriteLine();
bool passE = true;
double latE = -80.6586;
double longE = -152.49;
Distance h = new Distance(1500, DistanceType.Meters);
Coordinate cE = new Coordinate(latE, longE);
cE.ECEF.Set_GeoDetic_Height(cE, h);
if (Math.Abs(cE.ECEF.X - -921.443) >= .001)
{
passE = false; Debug.WriteLine("...Setting GeoDetic Height Conversions Outside Limits");
}
if (Math.Abs(cE.ECEF.Y - -479.878) >= .001)
{
passE = false; Debug.WriteLine("...Setting GeoDetic Height Conversions Outside Limits");
}
if (Math.Abs(cE.ECEF.Z - -6273.377) >= .001)
{
passE = false; Debug.WriteLine("...Setting GeoDetic Height Conversions Outside Limits");
}
ECEF ecefE = new ECEF(cE.ECEF.X, cE.ECEF.Y, cE.ECEF.Z);
Coordinate rcE = ECEF.ECEFToLatLong(ecefE);
if (Math.Abs(rcE.Latitude.ToDouble() - cE.Latitude.ToDouble()) >= .00001)
{
passE = false; Debug.WriteLine("...ECEF Conversion Outside Limits: " + rcE.Latitude.ToDouble() + " - " + cE.Latitude.ToDouble());
}
if (Math.Abs(rcE.Longitude.ToDouble() - cE.Longitude.ToDouble()) >= .00001)
{
passE = false; Debug.WriteLine("...ECEF Conversion Outside Limits: " + rcE.Longitude.ToDouble() + " - " + cE.Longitude.ToDouble());
}
if (Math.Abs(rcE.ECEF.GeoDetic_Height.Meters - cE.ECEF.GeoDetic_Height.Meters) >= .00001)
{
passE = false; Debug.WriteLine("...ECEF Conversion Outside Limits: " + rcE.Longitude.ToDouble() + " - " + cE.Longitude.ToDouble());
}
ecefE = new ECEF(cE, cE.ECEF.GeoDetic_Height);
rcE = ECEF.ECEFToLatLong(ecefE);
if (Math.Abs(rcE.Latitude.ToDouble() - cE.Latitude.ToDouble()) >= .00001)
{
passE = false; Debug.WriteLine("...ECEF Conversion Outside Limits: " + rcE.Latitude.ToDouble() + " - " + cE.Latitude.ToDouble());
}
if (Math.Abs(rcE.Longitude.ToDouble() - cE.Longitude.ToDouble()) >= .00001)
{
passE = false; Debug.WriteLine("...ECEF Conversion Outside Limits: " + rcE.Longitude.ToDouble() + " - " + cE.Longitude.ToDouble());
}
if (Math.Abs(rcE.ECEF.GeoDetic_Height.Meters - cE.ECEF.GeoDetic_Height.Meters) >= .00001)
{
passE = false; Debug.WriteLine("...ECEF Conversion Outside Limits: " + rcE.ECEF.GeoDetic_Height.Meters + " - " + cE.ECEF.GeoDetic_Height.Meters);
}
Pass.Write("ECEF WITH HEIGHT CHECK", passE);
}
/// <summary>
/// Transforms a earth-centered, earth-fixed coordinate point.
/// </summary>
/// <param name="point">source coordinate</param>
public void Transform(ref ECEF point)
{
if (point.Dimension > 3)
{
return;
}
(double X, double Y, double Z) = Transform(point.X, point.Y, point.Z);
point.SetCoordinate(X, Y, Z);
}
/// <summary>
/// Transforms a earth-centered, earth-fixed coordinate point.
/// </summary>
/// <param name="point">source coordinate</param>
/// <returns>converted coordinate</returns>
public ECEF Transform(ECEF point)
{
if (point.Dimension > 3)
{
return(null);
}
(double X, double Y, double Z) = Transform(point.X, point.Y, point.Z);
return(new ECEF(X, Y, Z));
}
private static void ECEF_Init_Error_Checks()
{
bool pass = true;
try
{
Coordinate c = new Coordinate();
ECEF ecef = new ECEF(c);
ecef = new ECEF(3194.469, 3194.469, 4487.419);
}
catch { pass = false; }
Pass.Write("ECEF Initialization Error Checks", pass);
}
public Vector3 ECEFSubtract(ECEF a, ECEF b)
{
double X = (a.X * scale) - (b.X * scale);
double Y = ((a.Y * scale) - (b.Y * scale)) * -1;
double Z = (a.Z * scale) - (b.Z * scale);
// Unity == ECEF
// X == Y * -1
// Y == Z
// Z == X
// ECEF == Unity
// X == Z
// Y == X * -1
// Z == Y
return(new Vector3((float)Y, (float)Z, (float)X));
}
public void Cartesian_Dutch_Culture()
{
Thread.CurrentThread.CurrentCulture = new CultureInfo("nl");
var lines = File.ReadAllLines("CoordinateData\\Cartesian.txt");
foreach (string cs in lines)
{
TryParse_Check(cs);
Parse_Check(cs);
var vals = cs.Split('#'); //First part of string is value to parse, seconds is expected string value after parse
string coordString = vals[0];
Cartesian cart;
ECEF ecef;
Cartesian.Parse(coordString);
Assert.IsTrue(Cartesian.TryParse(coordString, out cart));
ECEF.Parse(coordString);
Assert.IsTrue(ECEF.TryParse(coordString, out ecef));
}
}
private static void Load_Call_Tests(Coordinate c)
{
//Check Load_Calls
bool pass = true;
c.LoadCelestialInfo();
if (c.CelestialInfo == null)
{
pass = false;
}
c.LoadUTM_MGRS_Info();
if (c.UTM == null)
{
pass = false;
}
if (c.MGRS == null)
{
pass = false;
}
c.LoadCartesianInfo();
if (c.Cartesian == null)
{
pass = false;
}
c.LoadECEFInfo();
if (c.ECEF == null)
{
pass = false;
}
Pass.Write("Load Calls (Celestial, UTM, MGRS, Cartesian, ECEF)", pass);
if (pass)
{
Celestial cel = c.CelestialInfo;
MilitaryGridReferenceSystem mgrs = c.MGRS;
UniversalTransverseMercator utm = c.UTM;
Cartesian cart = c.Cartesian;
ECEF ecef = c.ECEF;
c.Latitude.DecimalDegree = -45;
c.Longitude.DecimalDegree = -75;
//Properties should not change.
if (!ReflectiveEquals(c.CelestialInfo, cel))
{
pass = false;
}
if (!ReflectiveEquals(c.MGRS, mgrs))
{
pass = false;
}
if (!ReflectiveEquals(c.UTM, utm))
{
pass = false;
}
if (!ReflectiveEquals(c.Cartesian, cart))
{
pass = false;
}
if (!ReflectiveEquals(c.ECEF, ecef))
{
pass = false;
}
//Properties should remain equal as no load calls were made
Pass.Write("Property State Hold (Celestial, UTM, MGRS, Cartesian, ECEF)", pass);
//Properties should change
pass = true;
c.LoadCelestialInfo();
c.LoadCartesianInfo();
c.LoadUTM_MGRS_Info();
c.LoadECEFInfo();
if (ReflectiveEquals(c.CelestialInfo, cel))
{
pass = false;
}
if (ReflectiveEquals(c.MGRS, mgrs))
{
pass = false;
}
if (ReflectiveEquals(c.UTM, utm))
{
pass = false;
}
if (ReflectiveEquals(c.Cartesian, cart))
{
pass = false;
}
if (ReflectiveEquals(c.ECEF, ecef))
{
pass = false;
}
//Properties should not be equal as chages have been made
Pass.Write("Property State Change (Celestial, UTM, MGRS, Cartesian, ECEF)", pass);
}
else
{
//Passes auto fail has properties didn't load when called.
Pass.Write("Property State Hold (Celestial, UTM, MGRS, Cartesian, ECEF)", false);
Pass.Write("Property State Change (Celestial, UTM, MGRS, Cartesian, ECEF)", false);
}
}
private static void Run_Conversion_Passes(List <List <string> > Conversions)
{
//List of coordinates to test conversions against.
List <double[]> coords = new List <double[]>();
coords.Add(new double[] { 39.5768, 72.4859 });
coords.Add(new double[] { -15.5768, 100.4859 });
coords.Add(new double[] { 65.25, -15.1859 });
coords.Add(new double[] { -80.659, -152.49 });
for (int x = 0; x < Conversions.Count; x++)
{
List <string> coordList = Conversions[x];
double lat = coords[x][0];
double lng = coords[x][1];
//0 = Decimal / Signed
//1 = Decimal Degree
//2 = Degree Decimal Minute
//3 = Degree Minutes Seconds
//4 = UTM
//5 = MGRS
//6 = Cartesian
//7 = ECEF
Coordinate c = new Coordinate(lat, lng);
bool pass = true;
Coordinate rc = new Coordinate();
for (int y = 0; y < 8; y++)
{
switch (y)
{
case 0:
c.FormatOptions.Format = CoordinateFormatType.Decimal;
if (c.ToString() != coordList[y])
{
pass = false;
}
break;
case 1:
c.FormatOptions.Format = CoordinateFormatType.Decimal_Degree;
if (c.ToString() != coordList[y])
{
pass = false;
}
break;
case 2:
c.FormatOptions.Format = CoordinateFormatType.Degree_Decimal_Minutes;
if (c.ToString() != coordList[y])
{
pass = false;
}
rc = new Coordinate();
rc.Latitude = new CoordinatePart(c.Latitude.Degrees, c.Latitude.DecimalMinute, c.Latitude.Position);
rc.Longitude = new CoordinatePart(c.Longitude.Degrees, c.Longitude.DecimalMinute, c.Longitude.Position);
if (rc.Latitude.ToDouble() != c.Latitude.ToDouble())
{
pass = false; Debug.WriteLine("...Conversion Outside Limits: " + rc.Latitude.ToDouble() + " - " + c.Latitude.ToDouble());
}
if (rc.Longitude.ToDouble() != c.Longitude.ToDouble())
{
pass = false; Debug.WriteLine("...Conversion Outside Limits: " + rc.Longitude.ToDouble() + " - " + c.Longitude.ToDouble());
}
break;
case 3:
c.FormatOptions.Format = CoordinateFormatType.Degree_Minutes_Seconds;
if (c.ToString() != coordList[y])
{
pass = false;
}
rc = new Coordinate();
rc.Latitude = new CoordinatePart(c.Latitude.Degrees, c.Latitude.Minutes, c.Latitude.Seconds, c.Latitude.Position);
rc.Longitude = new CoordinatePart(c.Longitude.Degrees, c.Longitude.Minutes, c.Longitude.Seconds, c.Longitude.Position);
if (rc.Latitude.ToDouble() != c.Latitude.ToDouble())
{
pass = false; Debug.WriteLine("...Conversion Outside Limits: " + rc.Latitude.ToDouble() + " - " + c.Latitude.ToDouble());
}
if (rc.Longitude.ToDouble() != c.Longitude.ToDouble())
{
pass = false; Debug.WriteLine("...Conversion Outside Limits: " + rc.Longitude.ToDouble() + " - " + c.Longitude.ToDouble());
}
break;
case 4:
if (c.UTM.ToString() != coordList[y])
{
pass = false;
}
UniversalTransverseMercator utm = new UniversalTransverseMercator(c.UTM.LatZone, c.UTM.LongZone, c.UTM.Easting, c.UTM.Northing);
rc = UniversalTransverseMercator.ConvertUTMtoLatLong(utm);
if (Math.Abs(rc.Latitude.ToDouble() - c.Latitude.ToDouble()) >= .00001)
{
pass = false; Debug.WriteLine("...UTM Conversion Outside Limits: " + rc.Latitude.ToDouble() + " - " + c.Latitude.ToDouble());
}
if (Math.Abs(rc.Longitude.ToDouble() - c.Longitude.ToDouble()) >= .00001)
{
pass = false; Debug.WriteLine("...UTM Conversion Outside Limits: " + rc.Longitude.ToDouble() + " - " + c.Longitude.ToDouble());
}
//SIGNED DEGREE METHOD
double[] sd = UniversalTransverseMercator.ConvertUTMtoSignedDegree(utm);
if (Math.Abs(sd[0] - c.Latitude.ToDouble()) >= .00001)
{
pass = false; Debug.WriteLine("...UTM Conversion Outside Limits: " + rc.Latitude.ToDouble() + " - " + c.Latitude.ToDouble());
}
if (Math.Abs(sd[1] - c.Longitude.ToDouble()) >= .00001)
{
pass = false; Debug.WriteLine("...UTM Conversion Outside Limits: " + rc.Longitude.ToDouble() + " - " + c.Longitude.ToDouble());
}
//OVERLOAD METHOD
utm = new UniversalTransverseMercator(c.UTM.LongZone + c.UTM.LatZone.ToString(), c.UTM.Easting, c.UTM.Northing);
rc = UniversalTransverseMercator.ConvertUTMtoLatLong(utm);
if (Math.Abs(rc.Latitude.ToDouble() - c.Latitude.ToDouble()) >= .00001)
{
pass = false; Debug.WriteLine("...UTM Conversion Outside Limits: " + rc.Latitude.ToDouble() + " - " + c.Latitude.ToDouble());
}
if (Math.Abs(rc.Longitude.ToDouble() - c.Longitude.ToDouble()) >= .00001)
{
pass = false; Debug.WriteLine("...UTM Conversion Outside Limits: " + rc.Longitude.ToDouble() + " - " + c.Longitude.ToDouble());
}
break;
case 5:
if (c.MGRS.ToString() != coordList[y])
{
pass = false;
}
MilitaryGridReferenceSystem mgrs = new MilitaryGridReferenceSystem(c.MGRS.LatZone, c.MGRS.LongZone, c.MGRS.Digraph, c.MGRS.Easting, c.MGRS.Northing);
rc = MilitaryGridReferenceSystem.MGRStoLatLong(mgrs);
if (Math.Abs(rc.Latitude.ToDouble() - c.Latitude.ToDouble()) >= .0001)
{
pass = false; Debug.WriteLine("...MGRS Conversion Outside Limits: " + rc.Latitude.ToDouble() + " - " + c.Latitude.ToDouble());
}
if (Math.Abs(rc.Longitude.ToDouble() - c.Longitude.ToDouble()) >= .0001)
{
pass = false; Debug.WriteLine("...MGRS Conversion Outside Limits: " + rc.Longitude.ToDouble() + " - " + c.Longitude.ToDouble());
}
//SIGNED DEGREE METHOD
double[] sdM = MilitaryGridReferenceSystem.MGRStoSignedDegree(mgrs);
if (Math.Abs(sdM[0] - c.Latitude.ToDouble()) >= .0001)
{
pass = false; Debug.WriteLine("...MGRS Conversion Outside Limits: " + rc.Latitude.ToDouble() + " - " + c.Latitude.ToDouble());
}
if (Math.Abs(sdM[1] - c.Longitude.ToDouble()) >= .0001)
{
pass = false; Debug.WriteLine("...MGRS Conversion Outside Limits: " + rc.Longitude.ToDouble() + " - " + c.Longitude.ToDouble());
}
//OVERLOAD METHOD
mgrs = new MilitaryGridReferenceSystem(c.MGRS.LongZone + c.MGRS.LatZone.ToString(), c.MGRS.Digraph, c.MGRS.Easting, c.MGRS.Northing);
rc = MilitaryGridReferenceSystem.MGRStoLatLong(mgrs);
if (Math.Abs(rc.Latitude.ToDouble() - c.Latitude.ToDouble()) >= .0001)
{
pass = false; Debug.WriteLine("...MGRS Conversion Outside Limits: " + rc.Latitude.ToDouble() + " - " + c.Latitude.ToDouble());
}
if (Math.Abs(rc.Longitude.ToDouble() - c.Longitude.ToDouble()) >= .0001)
{
pass = false; Debug.WriteLine("...MGRS Conversion Outside Limits: " + rc.Longitude.ToDouble() + " - " + c.Longitude.ToDouble());
}
break;
case 6:
if (c.Cartesian.ToString() != coordList[y])
{
pass = false;
}
Cartesian cart = new Cartesian(c.Cartesian.X, c.Cartesian.Y, c.Cartesian.Z);
rc = Cartesian.CartesianToLatLong(cart);
if (Math.Abs(rc.Latitude.ToDouble() - c.Latitude.ToDouble()) >= .00001)
{
pass = false; Debug.WriteLine("...Cartesian Conversion Outside Limits: " + rc.Latitude.ToDouble() + " - " + c.Latitude.ToDouble());
}
if (Math.Abs(rc.Longitude.ToDouble() - c.Longitude.ToDouble()) >= .00001)
{
pass = false; Debug.WriteLine("...Cartesian Conversion Outside Limits: " + rc.Longitude.ToDouble() + " - " + c.Longitude.ToDouble());
}
break;
case 7:
string ec = c.ECEF.ToString().Replace(" km", "").Replace(",", "");
if (ec != coordList[y])
{
pass = false;
}
ECEF ecef = new ECEF(c.ECEF.X, c.ECEF.Y, c.ECEF.Z);
rc = ECEF.ECEFToLatLong(ecef);
if (Math.Abs(rc.Latitude.ToDouble() - c.Latitude.ToDouble()) >= .00001)
{
pass = false; Debug.WriteLine("...ECEF Conversion Outside Limits: " + rc.Latitude.ToDouble() + " - " + c.Latitude.ToDouble());
}
if (Math.Abs(rc.Longitude.ToDouble() - c.Longitude.ToDouble()) >= .00001)
{
pass = false; Debug.WriteLine("...ECEF Conversion Outside Limits: " + rc.Longitude.ToDouble() + " - " + c.Longitude.ToDouble());
}
if (Math.Abs(rc.ECEF.GeoDetic_Height.Meters - c.ECEF.GeoDetic_Height.Meters) >= .00001)
{
pass = false; Debug.WriteLine("...ECEF Conversion Outside Limits: " + rc.Longitude.ToDouble() + " - " + c.Longitude.ToDouble());
}
break;
default:
break;
}
}
Pass.Write("Conversion Pass " + ((int)(x + 1)).ToString() + ": ", pass);
}
}
public async Task <GameObject> LoadTile(int zoom, int xTile, int yTile)
{
GameObject tileMesh = new GameObject();
tileMesh.name = xTile + ", " + yTile + " @ " + zoom;
MeshRenderer meshRenderer = tileMesh.AddComponent <MeshRenderer>();
meshRenderer.material = new Material(Shader.Find("Standard"));
string url = "https://a.tile.openstreetmap.org/" + zoom + "/" + xTile + "/" + yTile + ".png";
meshRenderer.material.mainTexture = await GetRemoteTexture(url);
//print(url);
MeshFilter meshFilter = tileMesh.AddComponent <MeshFilter>();
Mesh mesh = new Mesh();
double tileBoundingBoxNlat = 0;
double tileBoundingBoxWlng = 0;
double tileBoundingBoxSlat = 0;
double tileBoundingBoxElng = 0;
TileNumbersToBoundingBox(xTile, yTile, zoom, out tileBoundingBoxNlat, out tileBoundingBoxSlat, out tileBoundingBoxElng, out tileBoundingBoxWlng);
//print(tileBoundingBoxNlat);
//print(tileBoundingBoxWlng);
//print(tileBoundingBoxSlat);
//print(tileBoundingBoxElng);
List <Coordinate> coords = new List <Coordinate>();
coords.Add(new Coordinate(tileBoundingBoxNlat, tileBoundingBoxWlng));
coords.Add(new Coordinate(tileBoundingBoxNlat, tileBoundingBoxElng));
coords.Add(new Coordinate(tileBoundingBoxSlat, tileBoundingBoxWlng));
coords.Add(new Coordinate(tileBoundingBoxSlat, tileBoundingBoxElng));
List <Vector3> vertices = new List <Vector3>();
List <Vector3> normals = new List <Vector3>();
ECEF tileOriginECEF = coords[0].ECEF;
foreach (Coordinate c in coords)
{
Vector3 vertexNormal = ECEFToVector(c).normalized;
Vector3 vertexPosition = ECEFSubtract(c.ECEF, coords[0].ECEF);
vertices.Add(vertexPosition);
//Debug.DrawLine(vertexPosition, vertexPosition + vertexNormal, Color.red, Mathf.Infinity);
normals.Add(vertexNormal);
}
mesh.vertices = vertices.ToArray();
int[] tris = new int[6]
{
// lower left triangle
0, 1, 2,
// upper right triangle
2, 1, 3
};
mesh.triangles = tris;
mesh.normals = normals.ToArray();
Vector2[] uv = new Vector2[4]
{
new Vector2(0, 1),
new Vector2(1, 1),
new Vector2(0, 0),
new Vector2(1, 0)
};
mesh.uv = uv;
meshFilter.mesh = mesh;
if (rootTileECEF == null)
{
rootTileECEF = tileOriginECEF;
}
else
{
Vector3 offset = ECEFSubtract(tileOriginECEF, rootTileECEF);
tileMesh.transform.position = offset;
}
if (!tiles.ContainsKey(new KeyValuePair <int, int>(xTile, yTile)))
{
tiles.Add(new KeyValuePair <int, int>(xTile, yTile), tileMesh);
}
return(tileMesh);
}
// Unity == ECEF
// X == Y * -1
// Y == Z
// Z == X
// ECEF == Unity
// X == Z
// Y == X * -1
// Z == Y
async void Update()
{
string text = "";
if (rootTileECEF != null && playerObject != null)
{
float translation = Input.GetAxis("Vertical") * walkSpeed;
translation *= Time.deltaTime;
float headingDelta = rotationSpeed * Input.GetAxis("Mouse X");
heading += headingDelta;
heading %= 360;
// Get the ECEF location of the root tile in ECEF space
double X = rootTileECEF.X;
double Y = rootTileECEF.Y;
double Z = rootTileECEF.Z;
// Add the player position relative to the root tile, divide by scale because unity units ate in m and ECEF units are in km
Vector3 playerPosition = playerObject.transform.position + (playerObject.transform.forward * translation);
X += (playerPosition.z / scale);
Y += ((playerPosition.x / scale) * -1);
Z += (playerPosition.y / scale);
// Get the coordinated of the player location on earth
Coordinate playerCoordinates = ECEF.ECEFToLatLong(X, Y, Z);
playerCoordinates.FormatOptions = new CoordinateFormatOptions()
{
Format = CoordinateFormatType.Decimal, Round = 15
};
// Build a new Coordinate object using the lat/long from the previous step
// this will assume the coords are on the WGS84 spheroid
Coordinate playerCoordinatesSetHeight = new Coordinate(playerCoordinates.Latitude.DecimalDegree, playerCoordinates.Longitude.DecimalDegree);
playerCoordinatesSetHeight.FormatOptions = new CoordinateFormatOptions()
{
Format = CoordinateFormatType.Decimal, Round = 15
};
// Get the ECEF coordinates on the surface of the WGS84 ellipsoid
ECEF playerECEF_0m = playerCoordinatesSetHeight.ECEF;
Vector3 relativeLocation_0m = ECEFSubtract(playerECEF_0m, rootTileECEF);
// Get the ECEF coordinates 1 m up from the WGS84 ellipsoid
ECEF playerECEF_1m = new ECEF(playerCoordinatesSetHeight, new Distance(0.001));
Vector3 relativeLocation_1m = ECEFSubtract(playerECEF_1m, rootTileECEF);
// Get the ECEF coordinates 2 m up from the WGS84 ellipsoid
ECEF playerECEF_2m = new ECEF(playerCoordinatesSetHeight, new Distance(0.002));
Vector3 relativeLocation_2m = ECEFSubtract(playerECEF_2m, rootTileECEF);
// Work out the direction of gravity, which way "down" is at this location on the WGS84 ellipsoid
Vector3 gravityVector = (relativeLocation_0m - relativeLocation_1m).normalized;
Quaternion gravityDirection = Quaternion.FromToRotation(Vector3.up, gravityVector);
// put the gravity indicator 1m off the ground, pointing "down"
arrowObject.transform.position = relativeLocation_1m;
arrowObject.transform.rotation = gravityDirection;
// player should be oriented away from gravity
Quaternion playerOrientation = Quaternion.FromToRotation(Vector3.up, gravityVector * -1);
// the player's origin is in the centre of the 2m tall capsule, so use the location 1m from the surface as the position
// this kind of position update breaks physics, so should probably work out some way of shoving the player to this new position
// by subtracting the current position from the new, then using addforce?
Vector3 delta = relativeLocation_1m - playerObject.transform.position;
playerObject.transform.position = relativeLocation_1m;
// set the player to point away from gravity
// this kind of rotation update breaks physics, so should probably work out some way of shoving the player to this new rotation
// by subtracting the current rotation from the new, then using addforce?
playerObject.transform.rotation = playerOrientation;
// add the left-right rotation to the player's rotation
playerObject.transform.Rotate(0, heading, 0);
// set the indicators to the surface and 2m
lowerPoint.transform.position = relativeLocation_0m;
upperPoint.transform.position = relativeLocation_2m;
text += playerCoordinates + " @ " + playerCoordinates.ECEF.GeoDetic_Height.Meters + " -> " + playerCoordinates.ECEF + Environment.NewLine;
text += playerCoordinatesSetHeight + " @ " + playerECEF_1m.GeoDetic_Height.Meters + " -> " + playerECEF_1m + Environment.NewLine;
LoadTilesForPlayerLocation(playerCoordinatesSetHeight.Latitude.DecimalDegree, playerCoordinatesSetHeight.Longitude.DecimalDegree);
if (Input.GetKeyDown("space"))
{
print("space key was pressed");
string f = "" + playerCoordinatesSetHeight;
url += f.Replace(" ", ",") + "/";
print(url);
}
}
uiText.text = text;
}