public void ComputeHeight()
{
List <Vector3D> sp = new List <Vector3D>();
for (int i = 0; i < vertices.Count; i++)
{
sp.Add(new Vector3D(vertices[i].Pos.x, vertices[i].Pos.y, vertices[i].Z));
}
if (vertices.Count == 2)
{
float z = sp[0].z;
Line2D line = new Line2D(sp[0], sp[1]);
Vector3D perpendicular = line.GetPerpendicular();
Vector2D v = sp[0] + perpendicular;
sp.Add(new Vector3D(v.x, v.y, z));
}
Plane p = new Plane(sp[0], sp[1], sp[2], true);
float fheight = p.GetZ(GetCircumcenter(sp));
// If something went wrong with computing the height use the height
// of the first vertex as a workaround
if (float.IsNaN(fheight))
{
height = Convert.ToInt32(sp[0].z);
}
else
{
height = Convert.ToInt32(fheight);
}
}
private Vector2D GetCircumcenter(List <Vector3D> points)
{
float u_ray;
Line2D line1 = new Line2D(points[0], points[1]);
Line2D line2 = new Line2D(points[2], points[0]);
// Perpendicular bisectors
Line2D bisector1 = new Line2D(line1.GetCoordinatesAt(0.5f), line1.GetCoordinatesAt(0.5f) + line1.GetPerpendicular());
Line2D bisector2 = new Line2D(line2.GetCoordinatesAt(0.5f), line2.GetCoordinatesAt(0.5f) + line2.GetPerpendicular());
bisector1.GetIntersection(bisector2, out u_ray);
return(bisector1.GetCoordinatesAt(u_ray));
}
public void UpdateSlopes(Sector s)
{
string[] fieldnames = new string[] { "user_floorplane_id", "user_ceilingplane_id" };
foreach (string fn in fieldnames)
{
int id = s.Fields.GetValue(fn, -1);
if (id == -1)
{
if (fn == "user_floorplane_id")
{
s.FloorSlope = new Vector3D();
s.FloorSlopeOffset = 0;
}
else
{
s.CeilSlope = new Vector3D();
s.CeilSlopeOffset = 0;
}
continue;
}
List <Vector3D> sp = new List <Vector3D>();
SlopeVertexGroup svg = GetSlopeVertexGroup(id);
// If the SVG does not exist unbind the SVG info from this sector
if (svg == null)
{
s.Fields.Remove(fn);
continue;
}
for (int i = 0; i < svg.Vertices.Count; i++)
{
sp.Add(new Vector3D(svg.Vertices[i].Pos.x, svg.Vertices[i].Pos.y, svg.Vertices[i].Z));
}
if (svg.Vertices.Count == 2)
{
float z = sp[0].z;
Line2D line = new Line2D(sp[0], sp[1]);
Vector3D perpendicular = line.GetPerpendicular();
Vector2D v = sp[0] + perpendicular;
sp.Add(new Vector3D(v.x, v.y, z));
}
if (fn == "user_floorplane_id")
{
Plane p = new Plane(sp[0], sp[1], sp[2], true);
s.FloorSlope = new Vector3D(p.a, p.b, p.c);
s.FloorSlopeOffset = p.d;
s.FloorHeight = svg.Height;
svg.Height = s.FloorHeight;
}
else
{
Plane p = new Plane(sp[0], sp[1], sp[2], false);
s.CeilSlope = new Vector3D(p.a, p.b, p.c);
s.CeilSlopeOffset = p.d;
s.CeilHeight = svg.Height;
svg.Height = s.CeilHeight;
}
}
}
public void UpdateSlopes(Sector s)
{
string[] fieldnames = new string[] { "user_floorplane_id", "user_ceilingplane_id" };
foreach (string fn in fieldnames)
{
int id = s.Fields.GetValue(fn, -1);
if (id == -1)
{
if (fn == "user_floorplane_id")
{
s.FloorSlope = new Vector3D();
s.FloorSlopeOffset = 0;
}
else
{
s.CeilSlope = new Vector3D();
s.CeilSlopeOffset = 0;
}
continue;
}
List <Vector3D> sp = new List <Vector3D>();
SlopeVertexGroup svg = GetSlopeVertexGroup(id);
// If the SVG does not exist unbind the SVG info from this sector
if (svg == null)
{
s.Fields.Remove(fn);
continue;
}
if (svg.Spline)
{
Vector2D center = new Vector2D(s.BBox.Width / 2 + s.BBox.X, s.BBox.Height / 2 + s.BBox.Y);
List <Line3D> splinelines = new List <Line3D>();
List <Vector3D> tangents = new List <Vector3D>();
sp.Add(new Vector3D(svg.Vertices[1].Pos.x, svg.Vertices[1].Pos.y, svg.Vertices[1].Z));
sp.Add(new Vector3D(svg.Vertices[0].Pos.x, svg.Vertices[0].Pos.y, svg.Vertices[0].Z));
sp.Add(new Vector3D(svg.Vertices[2].Pos.x, svg.Vertices[2].Pos.y, svg.Vertices[2].Z));
sp.Add(new Vector3D(sp[2].x - 96, sp[2].y, sp[2].z - 64));
sp.Insert(0, new Vector3D(sp[0].x + 96, sp[0].y, sp[0].z - 64));
//sp.Add(new Vector3D(sp[2] + (sp[2] - sp[1])));
//sp.Insert(0, new Vector3D(sp[0] + (sp[0] - sp[1])));
// Create tangents
tangents.Add(new Vector3D());
for (int i = 1; i <= 3; i++)
{
tangents.Add(new Vector3D((sp[i + 1] - sp[i - 1]) / 2.0f));
}
tangents.Add(new Vector3D());
Debug.Print("----- tangents -----");
for (int i = 0; i < tangents.Count; i++)
{
Debug.Print(tangents[i].ToString());
}
for (float u = 0.0f; u < 1.0f; u += 0.1f)
{
splinelines.Add(new Line3D(
CRS(sp[0], sp[1], sp[2], sp[3], u),
CRS(sp[0], sp[1], sp[2], sp[3], u + 0.1f)
));
/*
* splinelines.Add(new Line3D(
* Tools.HermiteSpline(sp[1], tangents[1], sp[2], tangents[2], u),
* Tools.HermiteSpline(sp[1], tangents[1], sp[2], tangents[2], u+0.1f)
* )
* );
*/
}
for (float u = 0.0f; u < 1.0f; u += 0.1f)
{
splinelines.Add(new Line3D(
CRS(sp[1], sp[2], sp[3], sp[4], u),
CRS(sp[1], sp[2], sp[3], sp[4], u + 0.1f)
));
/*
* splinelines.Add(new Line3D(
* Tools.HermiteSpline(sp[2], tangents[2], sp[3], tangents[3], u),
* Tools.HermiteSpline(sp[2], tangents[2], sp[3], tangents[3], u + 0.1f)
* )
* );
*/
}
drawlines.Clear();
drawlines.AddRange(splinelines);
drawpoints.Clear();
drawpoints.AddRange(sp);
Line2D sl1 = new Line2D(sp[1], sp[2]);
Line2D sl2 = new Line2D(sp[2], sp[3]);
List <Vector3D> points = new List <Vector3D>();
Debug.Print("----- spline lines -----");
foreach (Line3D l in splinelines)
{
Debug.Print(l.Start.ToString() + " / " + l.End.ToString());
}
foreach (Sidedef sd in s.Sidedefs)
{
double u = 0.0f;
Plane ldplane = new Plane(sd.Line.Start.Position, sd.Line.End.Position, new Vector3D(sd.Line.Start.Position.x, sd.Line.Start.Position.y, 128), true);
foreach (Line3D l in splinelines)
{
if (ldplane.GetIntersection(l.Start, l.End, ref u))
{
if (u < 0.0f || u > 1.0f)
{
continue;
}
Vector3D v = (l.End - l.Start) * u + l.Start;
points.Add(v);
}
}
/*
* if(sd.Line.Line.GetIntersection(sl1, out u))
* points.Add(Tools.HermiteSpline(sp[1], tangents[1], sp[2], tangents[2], u));
*
* if (sd.Line.Line.GetIntersection(sl2, out u))
* points.Add(Tools.HermiteSpline(sp[2], tangents[2], sp[3], tangents[3], u));
*/
}
if (fn == "user_floorplane_id")
{
/*
* s.FloorSlope = new Vector3D(p.a, p.b, p.c);
* s.FloorSlopeOffset = p.d;
*/
}
else
{
List <Vector3D> ps = new List <Vector3D>();
if (points.Count > 2)
{
points.RemoveAt(0);
}
Vector2D perp = new Line2D(points[0], points[1]).GetPerpendicular();
ps.Add(points[0]);
ps.Add(points[1]);
ps.Add(new Vector3D(points[0].x + perp.x, points[0].y + perp.y, points[0].z));
Debug.Print("----- points -----");
for (int i = 0; i < ps.Count; i++)
{
Debug.Print(ps[i].ToString());
}
/*
* for(int i=0; i < ps.Count; i++)
* {
* ps[i] = new Vector3D(ps[i].x, ps[i].z, ps[i].y);
* }
*/
Debug.Print("-----");
for (int i = 0; i < ps.Count; i++)
{
Debug.Print(ps[i].ToString());
}
Plane p = new Plane(ps[0], ps[1], ps[2], false);
s.CeilSlope = new Vector3D(p.a, p.b, p.c);
s.CeilSlopeOffset = p.d;
}
}
else // No spline
{
for (int i = 0; i < svg.Vertices.Count; i++)
{
sp.Add(new Vector3D(svg.Vertices[i].Pos.x, svg.Vertices[i].Pos.y, svg.Vertices[i].Z));
}
if (svg.Vertices.Count == 2)
{
double z = sp[0].z;
Line2D line = new Line2D(sp[0], sp[1]);
Vector3D perpendicular = line.GetPerpendicular();
Vector2D v = sp[0] + perpendicular;
sp.Add(new Vector3D(v.x, v.y, z));
}
if (fn == "user_floorplane_id")
{
Plane p = new Plane(sp[0], sp[1], sp[2], true);
s.FloorSlope = new Vector3D(p.a, p.b, p.c);
s.FloorSlopeOffset = p.d;
s.FloorHeight = svg.Height;
svg.Height = s.FloorHeight;
}
else
{
Plane p = new Plane(sp[0], sp[1], sp[2], false);
s.CeilSlope = new Vector3D(p.a, p.b, p.c);
s.CeilSlopeOffset = p.d;
s.CeilHeight = svg.Height;
svg.Height = s.CeilHeight;
}
}
}
}
public LuaVector2D GetPerpendicular()
{
return(new LuaVector2D(l2d.GetPerpendicular()));
}