/// <summary>
/// Compares the current instance to a specified object.
/// </summary>
/// <param name="obj">
/// Object with which to make the comparison.
/// </param>
/// <returns>
/// Returns a value that indicates whether the current instance is equal to a specified object.
/// </returns>
public override bool Equals(object obj)
{
PositionTexture equal = (PositionTexture)obj;
return(this.Tu == equal.Tu && this.Tv == equal.Tv && this.X == equal.X && this.Y == equal.Y && this.Z == equal.Z);
}
private void InitGrid()
{
Collection<PositionTexture> vertexList = null;
Collection<Triangle> triangleList = null;
vertexList = new Collection<PositionTexture>();
triangleList = new Collection<Triangle>();
vertexList.Add(new PositionTexture(this.bounds[0, 0], 0, 0));
vertexList.Add(new PositionTexture(this.bounds[1, 0], .5f, 0));
vertexList.Add(new PositionTexture(this.bounds[2, 0], 1, 0));
vertexList.Add(new PositionTexture(this.bounds[0, 1], 0, .5f));
vertexList.Add(new PositionTexture(this.bounds[1, 1], .5f, .5f));
vertexList.Add(new PositionTexture(this.bounds[2, 1], 1, .5f));
vertexList.Add(new PositionTexture(this.bounds[0, 2], 0, 1));
vertexList.Add(new PositionTexture(this.bounds[1, 2], .5f, 1));
vertexList.Add(new PositionTexture(this.bounds[2, 2], 1, 1));
if (this.Level == 0)
{
triangleList.Add(new Triangle(3, 7, 4));
triangleList.Add(new Triangle(3, 6, 7));
triangleList.Add(new Triangle(7, 5, 4));
triangleList.Add(new Triangle(7, 8, 5));
triangleList.Add(new Triangle(5, 1, 4));
triangleList.Add(new Triangle(5, 2, 1));
triangleList.Add(new Triangle(1, 3, 4));
triangleList.Add(new Triangle(1, 0, 3));
}
else
{
if (this.backslash)
{
triangleList.Add(new Triangle(4, 0, 3));
triangleList.Add(new Triangle(4, 1, 0));
triangleList.Add(new Triangle(5, 1, 4));
triangleList.Add(new Triangle(5, 2, 1));
triangleList.Add(new Triangle(3, 7, 4));
triangleList.Add(new Triangle(3, 6, 7));
triangleList.Add(new Triangle(8, 4, 7));
triangleList.Add(new Triangle(8, 5, 4));
}
else
{
triangleList.Add(new Triangle(1, 0, 3));
triangleList.Add(new Triangle(1, 3, 4));
triangleList.Add(new Triangle(2, 1, 4));
triangleList.Add(new Triangle(2, 4, 5));
triangleList.Add(new Triangle(6, 4, 3));
triangleList.Add(new Triangle(6, 7, 4));
triangleList.Add(new Triangle(7, 5, 4));
triangleList.Add(new Triangle(8, 5, 7));
}
}
int count = this.subDivisions;
this.subDivSize = 1.0f / (float)Math.Pow(2, this.subDivisions);
while (count-- > 1)
{
Collection<Triangle> newList = new Collection<Triangle>();
foreach (Triangle tri in triangleList)
{
tri.SubDivide(newList, vertexList);
}
triangleList = newList;
}
int countX = 1 + (int)Math.Pow(2, this.subDivisions);
int countY = 1 + (int)Math.Pow(2, this.subDivisions);
PositionTexture[,] points = new PositionTexture[countX, countY];
this.mapRaDec = new Vector2d[countX, countY];
foreach (PositionTexture vertex in vertexList)
{
int indexX = (int)((vertex.Tu / this.subDivSize) + .1);
int indexY = (int)((vertex.Tv / this.subDivSize) + .1);
points[indexX, indexY] = vertex;
}
for (int y = 0; y < countY; y++)
{
for (int x = 0; x < countX; x++)
{
this.mapRaDec[x, y] = points[x, y].Position.ToRaDec();
}
}
if (this.Level == 0)
{
this.minimumRa = 0;
this.maximumRa = 360;
this.decMin = -90;
this.decMax = 90;
}
else
{
this.minimumRa = Math.Min(Math.Min(this.mapRaDec[0, 0].X, this.mapRaDec[0, countY - 1].X), Math.Min(this.mapRaDec[countX - 1, 0].X, this.mapRaDec[countX - 1, countY - 1].X));
this.maximumRa = Math.Max(Math.Max(this.mapRaDec[0, 0].X, this.mapRaDec[0, countY - 1].X), Math.Max(this.mapRaDec[countX - 1, 0].X, this.mapRaDec[countX - 1, countY - 1].X));
this.decMin = Math.Min(Math.Min(this.mapRaDec[0, 0].Y, this.mapRaDec[0, countY - 1].Y), Math.Min(this.mapRaDec[countX - 1, 0].Y, this.mapRaDec[countX - 1, countY - 1].Y));
this.decMax = Math.Max(Math.Max(this.mapRaDec[0, 0].Y, this.mapRaDec[0, countY - 1].Y), Math.Max(this.mapRaDec[countX - 1, 0].Y, this.mapRaDec[countX - 1, countY - 1].Y));
}
}
private void InitGrid()
{
Collection <PositionTexture> vertexList = null;
Collection <Triangle> triangleList = null;
vertexList = new Collection <PositionTexture>();
triangleList = new Collection <Triangle>();
vertexList.Add(new PositionTexture(this.bounds[0, 0], 0, 0));
vertexList.Add(new PositionTexture(this.bounds[1, 0], .5f, 0));
vertexList.Add(new PositionTexture(this.bounds[2, 0], 1, 0));
vertexList.Add(new PositionTexture(this.bounds[0, 1], 0, .5f));
vertexList.Add(new PositionTexture(this.bounds[1, 1], .5f, .5f));
vertexList.Add(new PositionTexture(this.bounds[2, 1], 1, .5f));
vertexList.Add(new PositionTexture(this.bounds[0, 2], 0, 1));
vertexList.Add(new PositionTexture(this.bounds[1, 2], .5f, 1));
vertexList.Add(new PositionTexture(this.bounds[2, 2], 1, 1));
if (this.Level == 0)
{
triangleList.Add(new Triangle(3, 7, 4));
triangleList.Add(new Triangle(3, 6, 7));
triangleList.Add(new Triangle(7, 5, 4));
triangleList.Add(new Triangle(7, 8, 5));
triangleList.Add(new Triangle(5, 1, 4));
triangleList.Add(new Triangle(5, 2, 1));
triangleList.Add(new Triangle(1, 3, 4));
triangleList.Add(new Triangle(1, 0, 3));
}
else
{
if (this.backslash)
{
triangleList.Add(new Triangle(4, 0, 3));
triangleList.Add(new Triangle(4, 1, 0));
triangleList.Add(new Triangle(5, 1, 4));
triangleList.Add(new Triangle(5, 2, 1));
triangleList.Add(new Triangle(3, 7, 4));
triangleList.Add(new Triangle(3, 6, 7));
triangleList.Add(new Triangle(8, 4, 7));
triangleList.Add(new Triangle(8, 5, 4));
}
else
{
triangleList.Add(new Triangle(1, 0, 3));
triangleList.Add(new Triangle(1, 3, 4));
triangleList.Add(new Triangle(2, 1, 4));
triangleList.Add(new Triangle(2, 4, 5));
triangleList.Add(new Triangle(6, 4, 3));
triangleList.Add(new Triangle(6, 7, 4));
triangleList.Add(new Triangle(7, 5, 4));
triangleList.Add(new Triangle(8, 5, 7));
}
}
int count = this.subDivisions;
this.subDivSize = 1.0f / (float)Math.Pow(2, this.subDivisions);
while (count-- > 1)
{
Collection <Triangle> newList = new Collection <Triangle>();
foreach (Triangle tri in triangleList)
{
tri.SubDivide(newList, vertexList);
}
triangleList = newList;
}
int countX = 1 + (int)Math.Pow(2, this.subDivisions);
int countY = 1 + (int)Math.Pow(2, this.subDivisions);
PositionTexture[,] points = new PositionTexture[countX, countY];
this.mapRaDec = new Vector2d[countX, countY];
foreach (PositionTexture vertex in vertexList)
{
int indexX = (int)((vertex.Tu / this.subDivSize) + .1);
int indexY = (int)((vertex.Tv / this.subDivSize) + .1);
points[indexX, indexY] = vertex;
}
for (int y = 0; y < countY; y++)
{
for (int x = 0; x < countX; x++)
{
this.mapRaDec[x, y] = points[x, y].Position.ToRaDec();
}
}
if (this.Level == 0)
{
this.minimumRa = 0;
this.maximumRa = 360;
this.decMin = -90;
this.decMax = 90;
}
else
{
this.minimumRa = Math.Min(Math.Min(this.mapRaDec[0, 0].X, this.mapRaDec[0, countY - 1].X), Math.Min(this.mapRaDec[countX - 1, 0].X, this.mapRaDec[countX - 1, countY - 1].X));
this.maximumRa = Math.Max(Math.Max(this.mapRaDec[0, 0].X, this.mapRaDec[0, countY - 1].X), Math.Max(this.mapRaDec[countX - 1, 0].X, this.mapRaDec[countX - 1, countY - 1].X));
this.decMin = Math.Min(Math.Min(this.mapRaDec[0, 0].Y, this.mapRaDec[0, countY - 1].Y), Math.Min(this.mapRaDec[countX - 1, 0].Y, this.mapRaDec[countX - 1, countY - 1].Y));
this.decMax = Math.Max(Math.Max(this.mapRaDec[0, 0].Y, this.mapRaDec[0, countY - 1].Y), Math.Max(this.mapRaDec[countX - 1, 0].Y, this.mapRaDec[countX - 1, countY - 1].Y));
}
}