void InitGrid()
{
List<PositionTexture> vertexList = null;
List<Triangle> triangleList = null;
vertexList = new List<PositionTexture>();
triangleList = new List<Triangle>();
vertexList.Add(new PositionTexture(Bounds[0, 0], 0, 0));
vertexList.Add(new PositionTexture(Bounds[1, 0], .5f, 0));
vertexList.Add(new PositionTexture(Bounds[2, 0], 1, 0));
vertexList.Add(new PositionTexture(Bounds[0, 1], 0, .5f));
vertexList.Add(new PositionTexture(Bounds[1, 1], .5f, .5f));
vertexList.Add(new PositionTexture(Bounds[2, 1], 1, .5f));
vertexList.Add(new PositionTexture(Bounds[0, 2], 0, 1));
vertexList.Add(new PositionTexture(Bounds[1, 2], .5f, 1));
vertexList.Add(new PositionTexture(Bounds[2, 2], 1, 1));
if (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 (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(7, 4, 8));
triangleList.Add(new Triangle(4, 7, 8));
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 = subDivisions;
subDivSize = 1.0f / (float)Math.Pow(2, subDivisions);
while (count-- > 1)
{
List<Triangle> newList = new List<Triangle>();
foreach (Triangle tri in triangleList)
{
tri.SubDivide(newList, vertexList);
}
triangleList = newList;
}
int xCount = 1 + (int)Math.Pow(2, subDivisions);
int yCount = 1 + (int)Math.Pow(2, subDivisions);
PositionTexture[,] points = new PositionTexture[xCount, yCount];
raDecMap = new Vector2d[xCount, yCount];
foreach (PositionTexture vertex in vertexList)
{
int indexX = (int)((vertex.Tu / subDivSize) + .1);
int indexY = (int)((vertex.Tv / subDivSize) + .1);
points[indexX, indexY] = vertex;
}
for (int y = 0; y < yCount; y++)
{
for (int x = 0; x < xCount; x++)
{
raDecMap[x, y] = points[x, y].Position.ToRaDec((y == 0 || x == 32) & !backslash);
}
}
if (Level == 0)
{
raMin = 0;
raMax = 360;
decMin = -90;
decMax = 90;
}
else
{
raMin = Math.Min(Math.Min((double)raDecMap[0, 0].X, raDecMap[0, yCount - 1].X), Math.Min((double)raDecMap[xCount - 1, 0].X, raDecMap[xCount - 1, yCount - 1].X));
raMax = Math.Max(Math.Max((double)raDecMap[0, 0].X, raDecMap[0, yCount - 1].X), Math.Max((double)raDecMap[xCount - 1, 0].X, raDecMap[xCount - 1, yCount - 1].X));
decMin = Math.Min(Math.Min((double)raDecMap[0, 0].Y, raDecMap[0, yCount - 1].Y), Math.Min((double)raDecMap[xCount - 1, 0].Y, raDecMap[xCount - 1, yCount - 1].Y));
decMax = Math.Max(Math.Max((double)raDecMap[0, 0].Y, raDecMap[0, yCount - 1].Y), Math.Max((double)raDecMap[xCount - 1, 0].Y, raDecMap[xCount - 1, yCount - 1].Y));
if (Math.Abs((double)(this.raMax - this.raMin)) > 180.0)
{
this.raMin = this.raMax;
this.raMax = 360.0;
}
}
}
void InitGrid()
{
List <PositionTexture> vertexList = null;
List <Triangle> triangleList = null;
vertexList = new List <PositionTexture>();
triangleList = new List <Triangle>();
vertexList.Add(new PositionTexture(Bounds[0, 0], 0, 0));
vertexList.Add(new PositionTexture(Bounds[1, 0], .5f, 0));
vertexList.Add(new PositionTexture(Bounds[2, 0], 1, 0));
vertexList.Add(new PositionTexture(Bounds[0, 1], 0, .5f));
vertexList.Add(new PositionTexture(Bounds[1, 1], .5f, .5f));
vertexList.Add(new PositionTexture(Bounds[2, 1], 1, .5f));
vertexList.Add(new PositionTexture(Bounds[0, 2], 0, 1));
vertexList.Add(new PositionTexture(Bounds[1, 2], .5f, 1));
vertexList.Add(new PositionTexture(Bounds[2, 2], 1, 1));
if (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 (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(7, 4, 8));
triangleList.Add(new Triangle(4, 7, 8));
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 = subDivisions;
subDivSize = 1.0f / (float)Math.Pow(2, subDivisions);
while (count-- > 1)
{
List <Triangle> newList = new List <Triangle>();
foreach (Triangle tri in triangleList)
{
tri.SubDivide(newList, vertexList);
}
triangleList = newList;
}
int xCount = 1 + (int)Math.Pow(2, subDivisions);
int yCount = 1 + (int)Math.Pow(2, subDivisions);
PositionTexture[,] points = new PositionTexture[xCount, yCount];
raDecMap = new Vector2d[xCount, yCount];
foreach (PositionTexture vertex in vertexList)
{
int indexX = (int)((vertex.Tu / subDivSize) + .1);
int indexY = (int)((vertex.Tv / subDivSize) + .1);
points[indexX, indexY] = vertex;
}
for (int y = 0; y < yCount; y++)
{
for (int x = 0; x < xCount; x++)
{
raDecMap[x, y] = points[x, y].Position.ToRaDec((y == 0 || x == 32) & !backslash);
}
}
if (Level == 0)
{
raMin = 0;
raMax = 360;
decMin = -90;
decMax = 90;
}
else
{
raMin = Math.Min(Math.Min((double)raDecMap[0, 0].X, raDecMap[0, yCount - 1].X), Math.Min((double)raDecMap[xCount - 1, 0].X, raDecMap[xCount - 1, yCount - 1].X));
raMax = Math.Max(Math.Max((double)raDecMap[0, 0].X, raDecMap[0, yCount - 1].X), Math.Max((double)raDecMap[xCount - 1, 0].X, raDecMap[xCount - 1, yCount - 1].X));
decMin = Math.Min(Math.Min((double)raDecMap[0, 0].Y, raDecMap[0, yCount - 1].Y), Math.Min((double)raDecMap[xCount - 1, 0].Y, raDecMap[xCount - 1, yCount - 1].Y));
decMax = Math.Max(Math.Max((double)raDecMap[0, 0].Y, raDecMap[0, yCount - 1].Y), Math.Max((double)raDecMap[xCount - 1, 0].Y, raDecMap[xCount - 1, yCount - 1].Y));
if (Math.Abs((double)(this.raMax - this.raMin)) > 180.0)
{
this.raMin = this.raMax;
this.raMax = 360.0;
}
}
}
