private void DrawSelection()
{
Color red = Color.black;
red.a = 0.6f;
Color redAlpha = Color.red;
redAlpha.a = 0.3f;
int tileRadius = TileManager.tileRadius;
for (int i = -tileRadius; i <= tileRadius; i++)
{
for (int j = -tileRadius; j <= tileRadius; j++)
{
OSMBoundingBox box = new OSMBoundingBox(
TileManager.OriginLongitude - TileManager.TileWidth / 2d + TileManager.TileWidth * i,
TileManager.OriginLatitude - TileManager.TileWidth / 2d + TileManager.TileWidth * j,
TileManager.OriginLongitude + TileManager.TileWidth / 2d + TileManager.TileWidth * i,
TileManager.OriginLatitude + TileManager.TileWidth / 2d + TileManager.TileWidth * j
);
Vector2 pixelPositionMin = WorldToPixelPosition(box.MinLongitude, box.MinLatitude, ZoomLevel);
Vector2 pixelPositionMax = WorldToPixelPosition(box.MaxLongitude, box.MaxLatitude, ZoomLevel);
Vector2 pixelSize = pixelPositionMax - pixelPositionMin;
Rect rect = new Rect(pixelPositionMin.x - pixelOrigin.x - 1, pixelPositionMin.y - pixelOrigin.y + 1, pixelSize.x - 2, pixelSize.y + 2);
//CustomGUIUtils.DrawFrameBox(rect, red, 1f, redAlpha);
GUI.DrawTexture(rect, CustomGUIUtils.GetSimpleColorTexture(redAlpha), ScaleMode.StretchToFill, true);
//Debug.Log(rect);
}
}
}
//private static void DownloadUsingWWW(string url, string tmpfile)
//{
// // Start a download of the given URL
// WWW www = new WWW(url);
// WWW.LoadFromCacheOrDownload(url, Hash128.Parse(url));
// while (!www.isDone)
// {
// if (www.error != null)
// {
// //Debug.LogError(www.error);
// return false;
// }
// }
// return true;
//}
public static OSMBoundingBox Tile2OSMBoundingBox(int xIndex, int yIndex, int zoomLevel)
{
OSMBoundingBox bb = new OSMBoundingBox();
bb.MinLatitude = Tile2Latitude(yIndex, zoomLevel);
bb.MaxLatitude = Tile2Latitude(yIndex + 1, zoomLevel);
bb.MinLongitude = Tile2Longitude(xIndex, zoomLevel);
bb.MaxLongitude = Tile2Longitude(xIndex + 1, zoomLevel);
return(bb);
}
public bool FirstInBounds(OSMBoundingBox box, OSMData osm)
{
OSMNode node;
if (osm.nodes.TryGetValue(WayNodes[0], out node))
{
return(node.IsInBounds(box));
}
return(false);
}
public static float[,] GetInterpolatedTerrain(OSMBoundingBox boundingBox, out float height)
{
float[,] result = new float[257, 257];
float minHeight = float.MaxValue;
float maxHeight = float.MinValue;
for (int i = 0; i < 257; i++)
{
for (int j = 0; j < 257; j++)
{
result[i, j] = SRTMHeightProvider.GetInterpolatedHeight(boundingBox.MinLatitude + ((double)i / 257) * (boundingBox.MaxLatitude - boundingBox.MinLatitude),
boundingBox.MinLongitude + ((double)j / 257) * (boundingBox.MaxLongitude - boundingBox.MinLongitude));
if (result[i, j] < -32767)
{
continue;
}
minHeight = Mathf.Min(result[i, j], minHeight);
maxHeight = Mathf.Max(result[i, j], maxHeight);
}
}
for (int i = 0; i < 257; i++)
{
for (int j = 0; j < 257; j++)
{
if (result[i, j] < -32767)
{
result[i, j] = minHeight;
}
else
{
result[i, j] = result[i, j] / maxHeight;
}
}
}
// Prevent zerodivision by TerrainComponent
if (maxHeight > 0f)
{
height = maxHeight;
}
else
{
height = 1f;
}
TerrainLayer.MinTerrainHeight = minHeight;
TerrainLayer.MaxTerrainHeight = maxHeight;
return(result);
}
public static void LoadCells(OSMBoundingBox boundingBox)
{
int minLatIndex = (int)System.Math.Floor(boundingBox.MinLatitude);
int maxLatIndex = (int)System.Math.Floor(boundingBox.MaxLatitude);
int minLongIndex = (int)System.Math.Floor(boundingBox.MinLongitude);
int maxLongIndex = (int)System.Math.Floor(boundingBox.MaxLongitude);
for (int i = minLatIndex; i < maxLatIndex; i++)
{
for (int j = minLongIndex; j < maxLongIndex; j++)
{
GetSRTMDataCell(i, j);// new SRTMDataCell(i, j);
}
}
}
public bool IsInBounds(OSMBoundingBox box)
{
if (latitude > box.MaxLatitude)
{
return(false);
}
if (latitude < box.MinLatitude)
{
return(false);
}
if (longitude > box.MaxLongitude)
{
return(false);
}
if (longitude < box.MinLongitude)
{
return(false);
}
return(true);
}
