// TEXT WKT like syntax
//
// Text("String to Display", sizeInDegrees, lat lng alt, rotation tilt bank)
private void ParseTextString(string parens, string mods, Color lineColor, Color polyColor, double alt, Dates date)
{
if (!parens.StartsWith("(") && parens.EndsWith(")"))
{
return;
}
try
{
parens = parens.Substring(1, parens.Length - 2);
var parts = UiTools.SplitString(parens, ',');
if (textBatch == null)
{
textBatch = new Text3dBatch();
}
var text = parts[0];
double rawSize = float.Parse(parts[1].Trim());
var textSize = (float)(.00012f * rawSize);
// Test to compare angle vs est angle.
//double textAngle = 2 * Math.Tan(((rawSize/180)*Math.PI) /2);
var lla = parts[2].Trim().Split(new[] { ' ' });
var lat = double.Parse(lla[1]);
var lng = double.Parse(lla[0]);
if (astronomical && bufferIsFlat)
{
lng -= 180;
}
var altitude = alt == 0 ? 1 : alt;
if (lla.Length > 2)
{
altitude = 1 + double.Parse(lla[2]) / (astronomical ? 1 : meanRadius);
}
if (alt == 0 && astronomical && !bufferIsFlat)
{
altitude = 1000 * UiTools.AuPerLightYear;
textSize = (float)(textSize * altitude);
}
if (alt == 0 && astronomical && !bufferIsFlat)
{
altitude = 1000 * UiTools.AuPerLightYear;
textSize = (float)(textSize * altitude);
}
var location = Coordinates.GeoTo3dDouble(lat, lng, altitude);
var up = Coordinates.GeoTo3dDouble(lat + 90, lng, 1);
double rotation = 0;
double tilt = 0;
double bank = 0;
if (parts.Length > 3)
{
var rtb = parts[3].Trim().Split(new[] { ' ' });
rotation = double.Parse(rtb[0]);
if (rtb.Length > 1)
{
tilt = double.Parse(rtb[1]);
}
if (rtb.Length > 2)
{
bank = double.Parse(rtb[2]);
}
}
var text3d = new Text3d(location, up, text, astronomical ? 1 : -1, textSize);
text3d.Color = polyColor;
text3d.Rotation = rotation;
text3d.Tilt = tilt;
text3d.Bank = bank;
textBatch.Add(text3d);
}
catch
{
}
}
private void ParseLineString(string parens, string mods, Color lineColor, double alt, bool single, Dates date)
{
if (!parens.StartsWith("(") && parens.EndsWith(")"))
{
return;
}
if (!single)
{
// string the top level of parens
parens = parens.Substring(1, parens.Length - 2);
}
var shapes = UiTools.SplitString(parens, ',');
foreach (var shape in shapes)
{
var lineList = new KmlLineList();
lineList.Astronomical = astronomical;
lineList.MeanRadius = meanRadius;
lineList.ParseWkt(shape, mods, alt, date);
AddPolygon(!bufferIsFlat && astronomical, lineList, 1, Color.White, lineColor, false, false, date);
}
}
private void ParsePolygon(string parens, string mods, Color lineColor, Color polyColor, double alt, Dates date)
{
if (!parens.StartsWith("(") && parens.EndsWith(")"))
{
return;
}
// string the top level of parens
parens = parens.Substring(1, parens.Length - 2);
var shapes = UiTools.SplitString(parens, ',');
foreach (var shape in shapes)
{
var lineList = new KmlLineList();
lineList.Astronomical = astronomical;
lineList.MeanRadius = meanRadius;
lineList.ParseWkt(shape, mods, alt, date);
if (alt == 0)
{
AddPolygonFlat(false, lineList, 1, polyColor, lineColor, true, true, date);
}
else
{
AddPolygon(false, lineList, 1, polyColor, lineColor, true, true, date);
}
}
}
private void AddPolygonFlat(bool sky, KmlLineList geo, float lineWidth, Color polyColor, Color lineColor, bool extrude, bool fill, Dates date)
{
//todo can we save this work for later?
var vertexList = new List<Vector3d>();
for (var i = 0; i < (geo.PointList.Count); i++)
{
vertexList.Add(Coordinates.GeoTo3dDouble(geo.PointList[i].Lat, geo.PointList[i].Lng, 1 + (geo.PointList[i].Alt / meanRadius)));
}
for (var i = 0; i < (geo.PointList.Count - 1); i++)
{
if (sky)
{
lineList2d.AddLine
(Coordinates.RADecTo3d(-(180.0 - geo.PointList[i].Lng) / 15, geo.PointList[i].Lat, 1), Coordinates.RADecTo3d(-(180.0 - geo.PointList[i + 1].Lng) / 15, geo.PointList[i + 1].Lat, 1), lineColor, date);
}
else
{
if (lineWidth > 0)
{
lineList2d.AddLine(vertexList[i], vertexList[i + 1], lineColor, date);
}
}
}
if (fill)
{
var indexes = Glu.TesselateSimplePoly(vertexList);
for (var i = 0; i < indexes.Count; i += 3)
{
triangleList2d.AddTriangle(vertexList[indexes[i]], vertexList[indexes[i + 1]], vertexList[indexes[i + 2]], polyColor, date, 2);
}
}
}
private void ParseGeometry(string gs, Color lineColor, Color polyColor, double alt, Dates date)
{
gs = gs.Trim();
var index = gs.IndexOf('(');
if (index < 0)
{
return;
}
if (!gs.EndsWith(")"))
{
return;
}
var commandPart = gs.Substring(0, index ).Trim();
var parens = gs.Substring(index);
var parts = commandPart.Split(new[] { ' ' });
string command = null;
string mods = null;
if (parts.Length > 0)
{
foreach (var item in parts)
{
if (string.IsNullOrEmpty(command))
{
command = item;
}
else if (string.IsNullOrEmpty(mods))
{
mods = item;
}
}
}
switch (command.ToLower())
{
case "multipolygon":
case "polygon":
{
ParsePolygon(parens, mods, lineColor, polyColor, alt, date);
}
break;
case "multilinestring":
{
ParseLineString(parens, mods, lineColor, alt, false, date);
}
break;
case "linestring":
{
ParseLineString(parens, mods, lineColor, alt, true, date);
}
break;
case "geometrycollection":
{
parens = parens.Substring(1, parens.Length - 2);
var shapes = UiTools.SplitString(parens, ',');
foreach (var shape in shapes)
{
ParseGeometry(shape, lineColor, polyColor, alt, date);
}
}
break;
case "text":
{
ParseTextString(parens, mods, lineColor, polyColor, alt, date);
}
break;
default:
break;
}
}
protected void MakeBarChart(string[] row, double lat, double lng, double scale, double factor, Color color, bool selected, Dates date)
{
if (barChartBitmask == 0)
{
return;
}
var center = Coordinates.GeoTo3dDouble(lat, lng, 1);
var up = Coordinates.GeoTo3dDouble(lat + 90, lng, 1);
var right = Vector3d.Cross(center, up);
var upleft = Vector3d.Subtract(up, right);
upleft.Normalize();
upleft.Multiply(.0005);
var upright = Vector3d.Add(up, right);
upright.Normalize();
upright.Multiply(.0005);
var base1 = Vector3d.Add(center, upright);
var base2 = Vector3d.Add(center, upleft);
var base3 = Vector3d.Subtract(center, upleft);
var base4 = Vector3d.Subtract(center, upright);
double currentBase = 1;
var colorIndex = 0;
var targetList = triangleList2d;
for (var col = 0; col < Header.Length; col++)
{
if (((int)Math.Pow(2, col) & barChartBitmask) > 0)
{
double alt = 0;
if (!double.TryParse(row[col], out alt))
{
alt = 0;
}
alt = factor * alt;
var alt2 = 1 + (factor * (alt + currentBase) / meanRadius);
var top1 = base1;
var top2 = base2;
var top3 = base3;
var top4 = base4;
top1.Normalize();
top2.Normalize();
top3.Normalize();
top4.Normalize();
top1.Multiply(alt2);
top2.Multiply(alt2);
top3.Multiply(alt2);
top4.Multiply(alt2);
var currentColor = (colorIndex == 0) ? Color.FromArgb(192, color) : Color.FromArgb(128, Color.Yellow);
targetList.AddQuad(top1, top2, top3, top4, currentColor, date);
// this.triangleList.AddQuad(top
targetList.AddQuad(top2, top1, base2, base1, currentColor, date);
targetList.AddQuad(top4, top2, base4, base2, currentColor, date);
targetList.AddQuad(top1, top3, base1, base3, currentColor, date);
targetList.AddQuad(top3, top4, base3, base4, currentColor, date);
base1 = top1;
base2 = top2;
base3 = top3;
base4 = top4;
colorIndex++;
currentBase += alt;
}
}
}
private void AddPolygon(bool sky, KmlLineList geo, float lineWidth, Color polyColor, Color lineColor, bool extrude, bool fill, Dates date)
{
//todo can we save this work for later?
var vertexList = new List<Vector3d>();
var vertexListGround = new List<Vector3d>();
//todo list
// We need to Wrap Around for complete polygone
// we aldo need to do intereor
//todo space? using RA/DEC
for (var i = 0; i < (geo.PointList.Count); i++)
{
vertexList.Add(Coordinates.GeoTo3dDouble(geo.PointList[i].Lat, geo.PointList[i].Lng, 1 + (geo.PointList[i].Alt / meanRadius)));
vertexListGround.Add(Coordinates.GeoTo3dDouble(geo.PointList[i].Lat, geo.PointList[i].Lng, 1));
}
for (var i = 0; i < (geo.PointList.Count - 1); i++)
{
if (sky)
{
lineList2d.AddLine
(Coordinates.RADecTo3d(-(180.0 - geo.PointList[i].Lng) / 15 , geo.PointList[i].Lat,1), Coordinates.RADecTo3d(-(180.0 - geo.PointList[i + 1].Lng) / 15 , geo.PointList[i + 1].Lat,1), lineColor, date);
}
else
{
if (extrude)
{
triangleList.AddQuad(vertexList[i], vertexList[i + 1], vertexListGround[i], vertexListGround[i + 1], polyColor, date);
}
if (lineWidth > 0)
{
if (extrude)
{
lineList.AddLine(vertexList[i], vertexList[i + 1], lineColor, date);
}
else
{
lineList2d.AddLine(vertexList[i], vertexList[i + 1], lineColor, date);
}
if (extrude)
{
lineList.AddLine(vertexListGround[i], vertexListGround[i + 1], lineColor, date);
lineList.AddLine(vertexList[i], vertexListGround[i], lineColor, date);
lineList.AddLine(vertexList[i + 1], vertexListGround[i + 1], lineColor, date);
}
}
}
}
if (fill)
{
var indexes = Glu.TesselateSimplePolyB(vertexList);
for (var i = 0; i < indexes.Count; i += 3)
{
triangleList.AddTriangle(vertexList[indexes[i]], vertexList[indexes[i + 1]], vertexList[indexes[i + 2]], polyColor, date);
}
}
}
public void AddTriangle(Vector3d v1, Vector3d v2, Vector3d v3, Color color, Dates date)
{
trianglePoints.Add(v1.Vector311);
trianglePoints.Add(v2.Vector311);
trianglePoints.Add(v3.Vector311);
triangleColors.Add(color);
triangleDates.Add(date);
EmptyTriangleBuffer();
}
public void AddTriangle(Vector3d v1, Vector3d v2, Vector3d v3, Color color, Dates date, int subdivisions)
{
subdivisions--;
if (subdivisions < 0)
{
AddTriangle(v1, v2, v3, color, date);
}
else
{
Vector3d v12;
Vector3d v23;
Vector3d v31;
v12 = Vector3d.MidPointByLength(v1, v2);
v23 = Vector3d.MidPointByLength(v2, v3);
v31 = Vector3d.MidPointByLength(v3, v1);
// Add 1st
AddTriangle(v1, v12, v31, color, date, subdivisions);
// Add 2nd
AddTriangle(v12, v23, v31, color, date, subdivisions);
// Add 3rd
AddTriangle(v12, v2, v23, color, date, subdivisions);
// Add 4th
AddTriangle(v23, v3, v31, color, date, subdivisions);
}
}
public void AddQuad(Vector3 v1, Vector3 v2, Vector3 v3, Vector3 v4, Color color, Dates date)
{
trianglePoints.Add(v1);
trianglePoints.Add(v3);
trianglePoints.Add(v2);
trianglePoints.Add(v2);
trianglePoints.Add(v3);
trianglePoints.Add(v4);
triangleColors.Add(color);
triangleDates.Add(date);
triangleColors.Add(color);
triangleDates.Add(date);
EmptyTriangleBuffer();
}
public void AddLine(Vector3d v1, Vector3d v2, Color color, Dates date)
{
linePoints.Add(v1);
linePoints.Add(v2);
lineColors.Add(color);
lineDates.Add(date);
EmptyLineBuffer();
}
public void ParseWkt(string geoText, string option, double alt, Dates date)
{
string[] parts = geoText.Split(new char[] { '(', ',', ')' });
foreach (string part in parts)
{
string[] coordinates = part.Trim().Split(new char[] { ' ' });
if (coordinates.Length > 1)
{
KmlCoordinate pnt = new KmlCoordinate();
pnt.Lng = double.Parse(coordinates[0]);
if (Astronomical)
{
pnt.Lng -= 180;
}
pnt.Lat = double.Parse(coordinates[1]);
if (coordinates.Length > 2 && alt == 0)
{
pnt.Alt = double.Parse(coordinates[2]);
}
else
{
pnt.Alt = alt;
}
pnt.Date = date;
PointList.Add(pnt);
}
}
}
public void AddQuad(Vector3d v1, Vector3d v2, Vector3d v3, Vector3d v4, Color color, Dates date)
{
trianglePoints.Add(v1.Vector311);
trianglePoints.Add(v3.Vector311);
trianglePoints.Add(v2.Vector311);
trianglePoints.Add(v2.Vector311);
trianglePoints.Add(v3.Vector311);
trianglePoints.Add(v4.Vector311);
triangleColors.Add(color);
triangleDates.Add(date);
triangleColors.Add(color);
triangleDates.Add(date);
EmptyTriangleBuffer();
}
public void AddQuad(Vector3 v1, Vector3 v2, Vector3 v3, Vector3 v4, Color color, Dates date)
{
trianglePoints.Add(v1);
trianglePoints.Add(v3);
trianglePoints.Add(v2);
trianglePoints.Add(v2);
trianglePoints.Add(v3);
trianglePoints.Add(v4);
triangleColors.Add(color);
triangleDates.Add(date);
triangleColors.Add(color);
triangleDates.Add(date);
EmptyTriangleBuffer();
}