/// <summary>
/// Classifies the face if one of its vertices are classified as INSIDE or OUTSIDE
/// </summary>
/// <returns>true if the face could be classified, false otherwise</returns>
public bool SimpleClassify()
{
FaceStatus status1 = v1.Status;
FaceStatus status2 = v2.Status;
FaceStatus status3 = v3.Status;
if (status1 == FaceStatus.Inside || status1 == FaceStatus.Outside)
{
this.Status = status1;
return(true);
}
else if (status2 == FaceStatus.Inside || status2 == FaceStatus.Outside)
{
this.Status = status2;
return(true);
}
else if (status3 == FaceStatus.Inside || status3 == FaceStatus.Outside)
{
this.Status = status3;
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// Composes a solid based on the faces status of the two operators solids
/// </summary>
/// <param name="faceStatus1">status expected for the first solid faces</param>
/// <param name="faceStatus2">other status expected for the first solid faces
/// (expected a status for the faces coincident with second solid faces)</param>
/// <param name="faceStatus3">status expected for the second solid faces</param>
/// <returns></returns>
private Solid ComposeSolid(FaceStatus faceStatus1, FaceStatus faceStatus2, FaceStatus faceStatus3)
{
var vertices = new List <Vertex>();
var indices = new List <int>();
//group the elements of the two solids whose faces fit with the desired status
reporter?.Invoke("Group Components 1", .9);
GroupObjectComponents(object1, vertices, indices, faceStatus1, faceStatus2);
reporter?.Invoke("Group Components 2", .9);
GroupObjectComponents(object2, vertices, indices, faceStatus3, faceStatus3);
//turn the arrayLists to arrays
Vector3[] verticesArray = new Vector3[vertices.Count];
for (int i = 0; i < vertices.Count; i++)
{
verticesArray[i] = vertices[i].Position;
}
int[] indicesArray = new int[indices.Count];
for (int i = 0; i < indices.Count; i++)
{
indicesArray[i] = indices[i];
}
//returns the solid containing the grouped elements
reporter?.Invoke("Create Solid", .9);
return(new Solid(verticesArray, indicesArray));
}
/// <summary>
/// Constructs a vertex with unknown status
/// </summary>
/// <param name="position"></param>
public Vertex(Vector3 position)
{
this.Position = position;
adjacentVertices = new List <Vertex>();
Status = FaceStatus.Unknown;
}
/// <summary>
/// Constructs a vertex with a definite status
/// </summary>
/// <param name="x">coordinate on the x axis</param>
/// <param name="y">coordinate on the y axis</param>
/// <param name="z">coordinate on the z axis</param>
/// <param name="status">vertex status - UNKNOWN, BOUNDARY, INSIDE or OUTSIDE</param>
public Vertex(double x, double y, double z, FaceStatus status)
{
this.Position = new Vector3(x, y, z);
adjacentVertices = new List <Vertex>();
this.Status = status;
}
/// <summary>
/// Constructs a face with unknown status.
/// </summary>
/// <param name="v1">a face vertex</param>
/// <param name="v2">a face vertex</param>
/// <param name="v3">a face vertex</param>
public CsgFace(Vertex v1, Vertex v2, Vertex v3)
{
this.v1 = v1;
this.v2 = v2;
this.v3 = v3;
center = (v1.Position + v2.Position + v3.Position) / 3.0;
Status = FaceStatus.Unknown;
}
/// <summary>
/// Constructs a vertex with definite status
/// </summary>
/// <param name="position">vertex position</param>
/// <param name="status">vertex status - UNKNOWN, BOUNDARY, INSIDE or OUTSIDE</param>
public Vertex(Vector3 position, FaceStatus status)
{
Position.X = position.X;
Position.Y = position.Y;
Position.Z = position.Z;
adjacentVertices = new List <Vertex>();
this.Status = status;
}
/// <summary>
/// Constructs a vertex with unknown status
/// </summary>
/// <param name="x"></param>
/// <param name="y"></param>
/// <param name="z"></param>
public Vertex(double x, double y, double z)
{
this.Position.X = x;
this.Position.Y = y;
this.Position.Z = z;
adjacentVertices = new List <Vertex>();
Status = FaceStatus.Unknown;
}
/// <summary>
/// Method used to add a vertex properly for internal methods
/// </summary>
/// <param name="pos">vertex position</param>
/// <param name="status">vertex status</param>
/// <returns>The vertex inserted (if a similar vertex already exists, this is returned).</returns>
private Vertex AddVertex(Vector3 pos, FaceStatus status)
{
Vertex vertex;
// if the vertex is already there, it is not inserted
if (!addedVertices.TryGetValue(pos.GetLongHashCode(), out int position))
{
position = vertices.Count;
addedVertices.Add(pos.GetLongHashCode(), position);
vertex = new Vertex(pos, status);
vertices.Add(vertex);
}
vertex = vertices[position];
vertex.Status = status;
return(vertex);
}
/// <summary>
/// Sets the vertex status, setting equally the adjacent ones
/// </summary>
/// <param name="status"></param>
public void Mark(FaceStatus status)
{
var items = new Stack <Vertex>(new Vertex[] { this });
while (items.Any())
{
Vertex item = items.Pop();
//mark vertex
item.Status = status;
//mark adjacent vertices
Vertex[] adjacentVerts = GetAdjacentVertices();
for (int i = 0; i < adjacentVerts.Length; i++)
{
if (adjacentVerts[i].Status == FaceStatus.Unknown)
{
items.Push(adjacentVertices[i]);
}
}
}
}
/// <summary>
/// Fills solid arrays with data about faces of an object generated whose status is as required
/// </summary>
/// <param name="obj"></param>
/// <param name="vertices"></param>
/// <param name="indices"></param>
/// <param name="faceStatus1"></param>
/// <param name="faceStatus2"></param>
private void GroupObjectComponents(CsgObject3D obj, List <Vertex> vertices, List <int> indices, FaceStatus faceStatus1, FaceStatus faceStatus2)
{
var vertexIndexByHashCode = new Dictionary <Vector3, int>();
//for each face..
foreach (CsgFace face in obj.Faces.All())
{
//if the face status fits with the desired status...
if (face.Status == faceStatus1 || face.Status == faceStatus2)
{
//adds the face elements into the arrays
Vertex[] faceVerts = { face.v1, face.v2, face.v3 };
for (int j = 0; j < faceVerts.Length; j++)
{
if (vertexIndexByHashCode.ContainsKey(faceVerts[j].Position))
{
indices.Add(vertexIndexByHashCode[faceVerts[j].Position]);
}
else
{
vertexIndexByHashCode.Add(faceVerts[j].Position, vertices.Count);
indices.Add(vertices.Count);
vertices.Add(faceVerts[j]);
}
}
}
}
}
/// <summary>
/// Constructs a new die.
/// </summary>
/// <param name="index">Index of the die (0-5) from left to right.</param>
/// <param name="dieFace">TextureEntryFace for this die.</param>
public Die(int index, Primitive.TextureEntryFace dieFace)
{
this.Index = index;
this.Value = GetDieValueFromFace(dieFace);
this.Status = GetDieStatus(dieFace);
}
/// <summary>
/// Constructs a new die
/// </summary>
/// <param name="index">Index of the die (0-5) from left to right.</param>
/// <param name="value">Face value of the die (1-6).</param>
/// <param name="status">State of the die.</param>
public Die(int index, int value, FaceStatus status)
{
this.Index = index;
this.Value = value;
this.Status = status;
}
public void Draw(Cube c, Face F, FaceStatus FS, int X, int Y)
{
int BaseY = 67;
int BaseX = 53;
int PicX = 0;
int PicY = 0;
int PicH = 67;
int PicW = 53;
this.Reset();
if ( F != Face.None )
{
if ( F == Face.Health1 )
{
PicY = 0;
}
else if ( F == Face.Health2 )
{
PicY = BaseY;
}
else if ( F == Face.Health3 )
{
PicY = BaseY * 2;
}
else if ( F == Face.Health4 )
{
PicY = BaseY * 3;
}
else if ( F == Face.Health5 )
{
PicY = BaseY * 4;
}
else if ( F == Face.GameOver )
{
PicY = 331;
PicX = 0;
}
else if ( F == Face.OhYes )
{
PicY = 331;
PicX = BaseX * 1;
}
else
{
throw new System.ArgumentException("Invalid Argument Face");
}
if ( F != Face.GameOver && F != Face.OhYes )
{
if ( FS == FaceStatus.Normal )
{
if (this.FaceAnimState == -1 || this.CurrentFace != F )
{
this.FaceAnimState = 0;
this.FaceAnimCallback = this.FaceAnim;
this.CurrentFace = F;
DoomGuyState dgs = new DoomGuyState();
dgs.PicY = PicY;
dgs.Cube = c;
dgs.X = X;
dgs.Y = Y;
this.FaceAnimTimer = new Timer(this.FaceAnimCallback, dgs, 0, 500);
}
return;
}
else if ( FS == FaceStatus.Grin )
{
PicX = 1;
}
else if ( FS == FaceStatus.Angry )
{
PicX = 1 + BaseX;
}
else if ( FS == FaceStatus.Surprise )
{
PicX = 1 + ( BaseX * 2);
}
else if ( FS == FaceStatus.Left )
{
PicX = 313;
PicW = 60;
}
else if ( FS == FaceStatus.Right )
{
PicX = 373;
PicW = 60;
}
else
{
throw new System.ArgumentException("invalid FaceStatus");
}
}
if ( ! Pause )
{
DrawFace(c, X, Y, PicX, PicY, PicW, PicH);
}
}
this.CurrentFace = F;
}