public static PlotTile Create(int level, int xc, int yc, Imageset dataset, Tile parent)
{
PlotTile temp = new PlotTile();
temp.Parent = parent;
temp.Level = level;
temp.tileX = xc;
temp.tileY = yc;
temp.dataset = dataset;
temp.topDown = !dataset.BottomsUp;
if (temp.tileX != (int)xc)
{
Script.Literal("alert('bad')");
}
//temp.ComputeQuadrant();
if (dataset.MeanRadius != 0)
{
temp.DemScaleFactor = dataset.MeanRadius;
}
else
{
if (dataset.DataSetType == ImageSetType.Earth)
{
temp.DemScaleFactor = 6371000;
}
else
{
temp.DemScaleFactor = 3396010;
}
}
temp.ComputeBoundingSphere();
return temp;
}
public static EquirectangularTile Create(int level, int x, int y, Imageset dataset, Tile parent)
{
EquirectangularTile temp = new EquirectangularTile();
temp.Parent = parent;
temp.Level = level;
temp.tileX = x;
temp.tileY = y;
temp.dataset = dataset;
temp.topDown = !dataset.BottomsUp;
temp.ComputeBoundingSphere();
return temp;
}
public static SkyImageTile Create(int level, int x, int y, Imageset dataset, Tile parent)
{
SkyImageTile temp = new SkyImageTile();
temp.Parent = parent;
temp.Level = level;
temp.tileX = x;
temp.tileY = y;
temp.dataset = dataset;
temp.GetParameters();
temp.ComputeMatrix();
temp.sphereCenter = temp.GeoTo3dTan(0, 0);
temp.radius = 1.25f;
return temp;
}
public static bool AddTileToQueue(Tile tile)
{
int hitValue;
hitValue = 256;
if (!tile.Downloading && !tile.ReadyToRender)
{
if (queue.ContainsKey(tile.Key))
{
(queue[tile.Key]).RequestHits += hitValue;
}
else
{
tile.RequestHits = hitValue;
queue[tile.Key] = tile;
}
}
return true;
}
public static Tile GetNewTile(IImageSet imageset, int level, int x, int y, Tile parent)
{
switch (imageset.Projection)
{
//case ProjectionType.Mercator:
// {
// MercatorTile newTile = new MercatorTile(level, x, y, imageset, parent);
// return newTile;
// }
//case ProjectionType.Equirectangular:
// {
// return new EquirectangularTile(level, x, y, imageset, parent);
// }
//case ProjectionType.Spherical:
// {
// return new SphericalTile(level, x, y, imageset, parent);
// }
default:
case ProjectionType.Toast:
{
return ToastTile.Create(level, x, y, imageset, parent);
}
//case ProjectionType.SkyImage:
// {
// return new SkyImageTile(level, x, y, imageset, parent);
// }
//case ProjectionType.Plotted:
// {
// return new PlotTile(level, x, y, imageset, parent);
// }
//case ProjectionType.Tangent:
// {
// TangentTile newTile = new TangentTile(level, x, y, imageset, parent);
// return newTile;
// }
}
}
public static Tile GetCachedTile(int level, int x, int y, Imageset dataset, Tile parent)
{
if (level < dataset.BaseLevel)
{
return null;
}
Tile retTile = null;
string tileKey = Imageset.GetTileKey(dataset, level, x, y);
try
{
if (!tiles.ContainsKey(tileKey))
{
return null;
}
else
{
retTile = tiles[tileKey];
}
}
catch
{
}
return retTile;
}
//internal static void AddTileToQueue(Tile tile)
//{
// queue[tile.Key] = tile;
//}
public static Tile GetTile(int level, int x, int y, Imageset dataset, Tile parent)
{
Tile retTile = null;
string tileKey = Imageset.GetTileKey(dataset, level, x, y);
// try
{
if (!tiles.ContainsKey(tileKey))
{
retTile = Imageset.GetNewTile(dataset, level, x, y, parent);
tiles[tileKey] = retTile;
}
else
{
retTile = tiles[tileKey];
}
}
// catch
{
int p = 0;
}
return retTile;
}
public void RemoveChild(Tile child)
{
for (int i = 0; i < 4; i++)
{
if (children[i] == child)
{
children[i] = null;
return;
}
}
}
public virtual void CleanUp(bool removeFromParent)
{
ReadyToRender = false;
DemData = null;
demFile = null;
demDownloading = false;
texReady = false;
DemReady = false;
errored = false;
if (this.texture != null)
{
this.texture = null;
}
RenderTriangleLists = new List<RenderTriangle>[4];
GeometryCreated = false;
if (removeFromParent && Parent != null )
{
Parent.RemoveChild(this);
Parent = null;
}
if (PrepDevice != null)
{
foreach (WebGLBuffer buf in IndexBuffers)
{
PrepDevice.deleteBuffer(buf);
}
IndexBuffers = new WebGLBuffer[4];
if (VertexBuffer != null)
{
PrepDevice.deleteBuffer(VertexBuffer);
VertexBuffer = null;
}
if (texture2d != null)
{
PrepDevice.deleteTexture(texture2d);
texture2d = null;
}
}
}
public static MercatorTile Create(int level, int X, int Y, Imageset dataset, Tile parent)
{
MercatorTile temp = new MercatorTile();
temp.Parent = parent;
temp.Level = level;
temp.tileX = X;
temp.tileY = Y;
temp.dataset = dataset;
temp.ComputeBoundingSphere();
return temp;
}