public static Vector2 GetMeterCoords(int levelofDetail, double lat, double lng)
{
TileSystem.LatLongToPixelXY(lat, lng, levelofDetail, out var pixx, out var pixy);
var fak = (float)TileSystem.GroundResolution(lat, levelofDetail);
var rv = new Vector2(pixx * fak, pixy * fak);
return(rv);
}
public static Vector2d GetMeterCoords(int levelofDetail, double lat, double lng)
{
TileSystem.LatLongToPixelXYdouble(lat, lng, levelofDetail, out double pixx, out double pixy);
var faklng = TileSystem.GroundResolution(lat, levelofDetail);
var faklat = TileSystem.GroundResolution(0, levelofDetail);
var rv = new Vector2d(pixx * faklng, pixy * faklat);
return(rv);
}
public static LatLng GetLatLngOffSetMeter(int levelofDetail, LatLng ll, double metoffx, double metoffy)
{
var pixll = GetV2iPixelCoordFromLatLng(levelofDetail, ll);
var groundres = TileSystem.GroundResolution(ll.lat, levelofDetail);
var pixoff = new Vector2Int((int)(metoffx / groundres), (int)(metoffy / groundres));
var rvpix = pixll + pixoff;
var rvll = GetLngLatFromPixelCoords(levelofDetail, rvpix);
return(rvll);
}
private bool BuildTileInfoLabel()
{
preprocessError = null;
Point start = Util.LatLonToTileCoordinate((double)nudStartLat.Value, (double)nudStartLon.Value, (int)nudZoom.Value);
Point end = Util.LatLonToTileCoordinate((double)nudEndLat.Value, (double)nudEndLon.Value, (int)nudZoom.Value);
if (start.X > end.X || start.Y > end.Y)
{
lblTileInfo.Text = preprocessError = "Upper-Left coordinate must be above and to the left of Lower-Right coordinate.";
return(false);
}
StringBuilder sb = new StringBuilder();
sb.AppendLine("Upper-Left Tile:");
sb.AppendLine(" " + start.X + ", " + start.Y);
sb.AppendLine();
sb.AppendLine("Lower-Right Tile:");
sb.AppendLine(" " + end.X + ", " + end.Y);
sb.AppendLine();
long tilesWide = ((end.X - (long)start.X) + 1);
long tilesTall = ((end.Y - (long)start.Y) + 1);
long totalTiles = tilesWide * tilesTall;
sb.AppendLine("Tiles: " + totalTiles + " (" + tilesWide + "x" + tilesTall + ")");
long maxMapTiles = 10922;
if (totalTiles > 10922)
{
sb.AppendLine("TOO MANY MAP TILES!");
sb.AppendLine("Please choose " + maxMapTiles + " or fewer!");
preprocessError = "You have currently selected " + totalTiles + " map tiles, which is too large for this program to stitch because the uncompressed format would exceed the capacity of a byte array." + Environment.NewLine + Environment.NewLine + "Please reduce the selection size or zoom out until you have selected " + maxMapTiles + " or fewer tiles.";
}
sb.AppendLine();
sb.AppendLine("Megapixels: " + ((tilesWide * 256 * tilesTall * 256) / 1000000d).ToString("0") + " (" + (tilesWide * 256) + "x" + (tilesTall * 256) + ")");
sb.AppendLine();
double groundRes = TileSystem.GroundResolution((double)nudStartLat.Value, (int)nudZoom.Value);
string sGroundRes;
if (groundRes > 0 && groundRes < 1)
{
sGroundRes = (1 / groundRes).ToString("0.##") + " pixels/m";
}
else
{
sGroundRes = groundRes.ToString("0.##") + " m/pixel";
}
sb.Append("Ground Resolution: " + sGroundRes);
lblTileInfo.Text = sb.ToString();
return(true);
}
public void Initialize(LatLng ll1, LatLng ll2, string name = "llbox", int lod = 16, LatLng org = null)
{
this.name = name;
this.lod = lod;
var latmin = System.Math.Min(ll1.lat, ll2.lat);
var lngmin = System.Math.Min(ll1.lng, ll2.lng);
minll = new LatLng(latmin, lngmin);
var latmax = System.Math.Max(ll1.lat, ll2.lat);
var lngmax = System.Math.Max(ll1.lng, ll2.lng);
maxll = new LatLng(latmax, lngmax);
var latmid = (latmin + latmax) / 2;
var lngmid = (lngmin + lngmax) / 2;
midll = new LatLng(latmid, lngmid);
orgll = (org == null ? midll : org);
groundMetersPerPixel = (float)(TileSystem.GroundResolution(latmid, lod));
extent = maxll - minll;
var p1 = ll1.GetMeterCoords(lod);
var p2 = ll2.GetMeterCoords(lod);
diagonalInMeters = (float)LatLng.DistanceV2d(p1, p2);
pixbl = GetBottomLeft().GetPixelCoords(lod);
pixbr = GetBottomRight().GetPixelCoords(lod);
pixul = GetUpperLeft().GetPixelCoords(lod);
pixur = GetUpperRight().GetPixelCoords(lod);
var op = pixul;
// Debug.Log($"pix bl:{pixbl-op} br:{pixbr-op} ul:{pixul-op} ur:{pixur-op}");
var dpx = (Vector2.Distance(pixbl, pixbr) + Vector2.Distance(pixul, pixur)) / 2;
var dpy = (Vector2.Distance(pixul, pixbl) + Vector2.Distance(pixur, pixbr)) / 2;// long live symmetry
extentPixels = new Vector2(dpx, dpy);
metbl = GetBottomLeft().GetMeterCoords(lod);
metbr = GetBottomRight().GetMeterCoords(lod);
metul = GetUpperLeft().GetMeterCoords(lod);
metur = GetUpperRight().GetMeterCoords(lod);
var om = metbl;
// Debug.Log($"met bl:{diff2d(metbl,om)} br:{diff2d(metbr,om)} ul:{diff2d(metul,om)} ur:{diff2d(metur,om)}");
var dmx = (LatLng.DistanceV2d(metbl, metbr) + LatLng.DistanceV2d(metul, metur)) / 2;
var d1 = LatLng.DistanceV2d(metul, metbl);
var d2 = LatLng.DistanceV2d(metur, metbr);
var dmy = (LatLng.DistanceV2d(metul, metbl) + LatLng.DistanceV2d(metur, metbr)) / 2;// long live symmetry
extentMeters = new Vector2((float)dmx, (float)dmy);
extentMeters1 = groundMetersPerPixel * extentPixels;
}
public void InitMapFromLatLongBox(LegLatLngBox latLngBox, int lod)
{
mapcoord = new LegMapCoordblock(this);
var llbl = latLngBox.GetBottomLeft();
var llul = latLngBox.GetUpperLeft();
var llbr = latLngBox.GetBottomRight();
var llur = latLngBox.GetUpperRight();
var llmp = latLngBox.GetMidPoint();
var pixToMeters = TileSystem.GroundResolution(llmp.lat, lod);
var orgpix = llbl.GetPixelCoords(lod);
var orgmeters = new Vector2d(orgpix.x * pixToMeters, orgpix.y * pixToMeters);
mapcoord.AddRowLngLat(llbl, lod, pixToMeters, orgmeters);
mapcoord.AddRowLngLat(llul, lod, pixToMeters, orgmeters);
mapcoord.AddRowLngLat(llbr, lod, pixToMeters, orgmeters);
mapcoord.AddRowLngLat(llur, lod, pixToMeters, orgmeters);
mapcoord.AddRowLngLat(llmp, lod, pixToMeters, orgmeters);
glbllm = this;
maps.latmap = mapcoord.DoRegression("lat = x + z");
maps.lngmap = mapcoord.DoRegression("lng = x + z");
maps.xmap = mapcoord.DoRegression("x = lng + lat");
maps.zmap = mapcoord.DoRegression("z = lng + lat");
}
