UltimateZoneBuilder/Source/Plugins/3DFloorMode/SlopeVertexGroup.cs

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12 KiB
C#

#region ================== Namespaces
using System;
using System.Reflection;
using System.Runtime.Serialization;
using System.Collections.Generic;
using System.Text.RegularExpressions;
using System.Linq;
using System.Diagnostics;
using CodeImp.DoomBuilder.Geometry;
using CodeImp.DoomBuilder.Map;
using CodeImp.DoomBuilder.Types;
#endregion
namespace CodeImp.DoomBuilder.ThreeDFloorMode
{
public class SlopeVertexGroup
{
#region ================== Variables
private List<SlopeVertex> vertices;
private List<Sector> sectors;
private Dictionary<Sector, PlaneType> sectorplanes;
private List<Sector> taggedsectors; // For highlighting 3D floors
private int id;
private int height;
private Vertex anchorvertex;
private Vector2D anchor;
private bool reposition;
private bool spline;
#endregion
#region ================== Enums
#endregion
#region ================== Properties
public List<SlopeVertex> Vertices { get { return vertices; } set { vertices = value; ComputeHeight(); } }
public List<Sector> Sectors { get { return sectors; } set { sectors = value; } }
public Dictionary<Sector, PlaneType> SectorPlanes { get { return sectorplanes; } }
public List<Sector> TaggedSectors { get { return taggedsectors; } set { taggedsectors = value; } }
public int Id { get { return id; } }
public int Height { get { return height; } set { height = value; } }
public bool Reposition { get { return reposition; } set { reposition = value; } }
public bool Spline { get { return spline; }set { spline = value; } }
#endregion
#region ================== Constructors
public SlopeVertexGroup(int id, Sector sector)
{
List<string> list = new List<string> { "floor", "ceiling" };
Type type = typeof(SlopeVertexGroup);
this.id = id;
sectors = new List<Sector>();
sectorplanes = new Dictionary<Sector, PlaneType>();
taggedsectors = new List<Sector>();
vertices = new List<SlopeVertex>();
anchorvertex = null;
// There will always be at least two slope vertices, so add them here
vertices.Add(new SlopeVertex(sector, id, 0));
vertices.Add(new SlopeVertex(sector, id, 1));
// Check if there's a third slope vertex, and add it if there is
string vertexidentifier = String.Format("user_svg{0}_v2_x", id);
foreach (KeyValuePair<string, UniValue> kvp in sector.Fields)
{
if (kvp.Key == vertexidentifier)
{
vertices.Add(new SlopeVertex(sector, id, 2));
break;
}
}
// Get reposition value
reposition = sector.Fields.GetValue(String.Format("user_svg{0}_reposition", id), true);
// Get spline value
spline = sector.Fields.GetValue(String.Format("user_svg{0}_spline", id), false);
spline = false;
ComputeHeight();
FindSectors();
}
public SlopeVertexGroup(int id, List<SlopeVertex> vertices)
{
this.vertices = vertices;
this.id = id;
sectors = new List<Sector>();
sectorplanes = new Dictionary<Sector, PlaneType>();
taggedsectors = new List<Sector>();
anchorvertex = null;
height = 0;
ComputeHeight();
}
#endregion
#region ================== Methods
public void FindSectors()
{
if (sectors == null)
sectors = new List<Sector>();
else
sectors.Clear();
if (taggedsectors == null)
taggedsectors = new List<Sector>();
else
taggedsectors.Clear();
sectorplanes.Clear();
foreach (Sector s in General.Map.Map.Sectors)
{
bool onfloor = s.Fields.GetValue("user_floorplane_id", -1) == id;
bool onceiling = s.Fields.GetValue("user_ceilingplane_id", -1) == id;
PlaneType pt = 0;
if (!onfloor && !onceiling)
continue;
sectors.Add(s);
if (onfloor && onceiling)
pt = PlaneType.Floor | PlaneType.Ceiling;
else if (onfloor)
pt = PlaneType.Floor;
else if (onceiling)
pt = PlaneType.Ceiling;
sectorplanes.Add(s, pt);
GetTaggesSectors(s, pt);
}
}
public void RemovePlanes()
{
foreach (Sector s in sectors.ToList())
{
RemoveSector(s, this.sectorplanes[s]);
}
}
public void RemoveFromSectors()
{
foreach (Sector s in sectors.ToList())
{
RemoveSector(s, PlaneType.Floor);
RemoveSector(s, PlaneType.Ceiling);
}
}
private void GetTaggesSectors(Sector s, PlaneType pt)
{
// Check if the current sector is a 3D floor control sector. If that's the case also store the
// tagged sector(s). They will be used for highlighting in slope mode
foreach (Sidedef sd in s.Sidedefs)
{
if (sd.Line.Action >= 100 && sd.Line.Action < 300)
{
foreach (Sector ts in BuilderPlug.GetSectorsByTag(sd.Line.Args[0]))
{
if (!taggedsectors.Contains(ts))
taggedsectors.Add(ts);
if(!sectorplanes.ContainsKey(ts))
sectorplanes.Add(ts, pt);
}
}
}
}
public void AddSector(Sector s, PlaneType pt)
{
if (sectorplanes.ContainsKey(s))
{
pt |= sectorplanes[s];
sectorplanes.Remove(s);
}
if (sectors.Contains(s))
sectors.Remove(s);
sectorplanes.Add(s, pt);
sectors.Add(s);
GetTaggesSectors(s, pt);
ApplyToSectors();
}
public void RemoveSector(Sector s, PlaneType pt)
{
Debug.WriteLine("Removing from Sector " + s.Index.ToString() + ": " + pt.ToString());
if (sectorplanes.ContainsKey(s))
{
if (sectors.Contains(s) && sectorplanes[s] == pt)
{
sectors.Remove(s);
sectorplanes.Remove(s);
}
else
sectorplanes[s] &= ~pt;
}
if ((pt & PlaneType.Floor) == PlaneType.Floor)
{
s.FloorSlope = new Vector3D();
s.FloorSlopeOffset = 0;
s.Fields.Remove("user_floorplane_id");
}
if ((pt & PlaneType.Ceiling) == PlaneType.Ceiling)
{
s.CeilSlope = new Vector3D();
s.CeilSlopeOffset = 0;
s.Fields.Remove("user_ceilingplane_id");
}
}
public void RemoveUndoRedoUDMFFields(Sector s)
{
string fieldname = "";
string[] comp = new string[] { "x", "y", "z" };
if (s == null || s.IsDisposed)
return;
s.Fields.BeforeFieldsChange();
for (int i = 0; i < 3; i++)
{
foreach (string c in comp)
{
fieldname = string.Format("user_svg{0}_v{1}_{2}", id, i, c);
if (s.Fields.ContainsKey(fieldname))
s.Fields.Remove(fieldname);
}
}
// Remove reposition field
fieldname = string.Format("user_svg{0}_reposition", id);
if (s.Fields.ContainsKey(fieldname))
s.Fields.Remove(fieldname);
}
public void ApplyToSectors()
{
List<Sector> removesectors = new List<Sector>();
ComputeHeight();
foreach (Sector s in sectors)
{
bool hasplane = false;
if (sectorplanes.ContainsKey(s) && (sectorplanes[s] & PlaneType.Floor) == PlaneType.Floor)
{
hasplane = true;
if (s.Fields.ContainsKey("user_floorplane_id"))
s.Fields["user_floorplane_id"] = new UniValue(UniversalType.Integer, id);
else
s.Fields.Add("user_floorplane_id", new UniValue(UniversalType.Integer, id));
}
else if (s.Fields.ContainsKey("user_floorplane_id") && s.Fields.GetValue("user_floorplane_id", -1) == id)
{
s.Fields.Remove("user_floorplane_id");
}
if (sectorplanes.ContainsKey(s) && (sectorplanes[s] & PlaneType.Ceiling) == PlaneType.Ceiling)
{
hasplane = true;
if (s.Fields.ContainsKey("user_ceilingplane_id"))
s.Fields["user_ceilingplane_id"] = new UniValue(UniversalType.Integer, id);
else
s.Fields.Add("user_ceilingplane_id", new UniValue(UniversalType.Integer, id));
}
else if (s.Fields.ContainsKey("user_ceilingplane_id") && s.Fields.GetValue("user_ceilingplane_id", -1) == id)
{
s.Fields.Remove("user_ceilingplane_id");
}
if (!hasplane)
removesectors.Add(s);
}
foreach (Sector s in removesectors)
sectors.Remove(s);
foreach (Sector s in sectors)
BuilderPlug.Me.UpdateSlopes(s);
}
public void StoreInSector(Sector sector)
{
// Make sure the field work with undo/redo
sector.Fields.BeforeFieldsChange();
// Also store all slope vertices in the sector
for (int i = 0; i < vertices.Count; i++)
vertices[i].StoreInSector(sector, id, i);
string identifier = String.Format("user_svg{0}_reposition", id);
// Add, update, or delete the reposition field
if (reposition)
{
//default action
if (sector.Fields.ContainsKey(identifier))
sector.Fields.Remove(identifier);
}
else
{
if (sector.Fields.ContainsKey(identifier))
sector.Fields[identifier] = new UniValue(UniversalType.Boolean, reposition);
else
sector.Fields.Add(identifier, new UniValue(UniversalType.Boolean, reposition));
}
// Spline
identifier = String.Format("user_svg{0}_spline", id);
if (!spline && sector.Fields.ContainsKey(identifier))
sector.Fields.Remove(identifier);
else if (spline)
{
if (sector.Fields.ContainsKey(identifier))
sector.Fields[identifier] = new UniValue(UniversalType.Boolean, spline);
else
sector.Fields.Add(identifier, new UniValue(UniversalType.Boolean, spline));
}
}
public void SelectVertices(bool select)
{
foreach (SlopeVertex sv in vertices)
sv.Selected = select;
}
public bool GetAnchor()
{
anchorvertex = null;
if (sectors.Count == 0)
return false;
// Try to find a sector that contains a SV
/*
foreach (Sector s in sectors)
{
foreach (SlopeVertex sv in vertices)
{
if (s.Intersect(sv.Pos))
{
anchorvertex = s.Sidedefs.First().Line.Start;
anchor = new Vector2D(anchorvertex.Position);
return true;
}
}
}
*/
// Just grab the next best vertex
foreach (Sector s in sectors)
{
foreach (Sidedef sd in s.Sidedefs)
{
anchorvertex = sd.Line.Start;
anchor = new Vector2D(anchorvertex.Position);
return true;
}
}
return false;
}
public void RepositionByAnchor()
{
if (anchorvertex == null || !reposition)
return;
Vector2D diff = anchorvertex.Position - anchor;
if (diff.x == 0.0f && diff.y == 0.0f)
return;
foreach (SlopeVertex sv in vertices)
{
sv.Pos += diff;
}
anchorvertex = null;
}
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)
{
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));
}
Plane p = new Plane(sp[0], sp[1], sp[2], true);
double fheight = p.GetZ(GetCircumcenter(sp));
// If something went wrong with computing the height use the height
// of the first vertex as a workaround
if (double.IsNaN(fheight))
height = Convert.ToInt32(sp[0].z);
else
height = Convert.ToInt32(fheight);
}
private Vector2D GetCircumcenter(List<Vector3D> points)
{
double 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 bool VerticesAreValid()
{
if (vertices.Count == 2 && vertices[0].Pos == vertices[1].Pos)
return false;
if (vertices.Count == 3)
{
double side = Line2D.GetSideOfLine(vertices[0].Pos, vertices[1].Pos, vertices[3].Pos);
if (side == 0.0f)
return false;
}
return true;
}
#endregion
}
}