public TerrainMesh(RenderSystem rs, int x, int y, int size)
: base(TerrainMeshManager.Instance, GetHashString(x, y, size))
{
this.opBuffer = new FastList <RenderOperation>();
this.terrEdgeSize = size;
this.tileX = x;
this.tileY = y;
renderSystem = rs;
factory = rs.ObjectFactory;
material = new Material(rs);
material.CullMode = CullMode.None;
material.Ambient = new Color4F(1, 0.5f, 0.5f, 0.5f);
material.Diffuse = new Color4F(1f, 1f, 1f, 1f);
material.Specular = new Color4F(0, 0, 0, 0);
material.Power = 1;
material.PriorityHint = RenderPriority.Second;
PlanetEarth.TileCoord2CoordNew(x, y, out tileCol, out tileLat);
// 估算包围球
{
float radtc = MathEx.Degree2Radian(tileCol);
float radtl = MathEx.Degree2Radian(tileLat);
float rad5 = PlanetEarth.DefaultTileSpan * 0.5f;
BoundingSphere.Center = PlanetEarth.GetPosition(radtc + rad5, radtl - rad5);
BoundingSphere.Radius = MathEx.Root2 * PlanetEarth.GetTileHeight(rad5 * 2);
if (ObjectSpaceChanged != null)
{
ObjectSpaceChanged(Transformation, BoundingSphere);
}
}
}
static void SrtmBath(string srcDir, string bathy)
{
const string tmpDir = @"E:\Desktop\tmp\";
const int bathWidth = 18433;
const int bathHeight = 9217;
byte[] bathyData;
BinaryReader br = new BinaryReader(File.Open(bathy, FileMode.Open));
bathyData = br.ReadBytes(bathWidth * bathHeight);
br.Close();
for (int x = 1; x < 72; x += 2)
{
for (int y = 1; y < 36; y += 2)
{
string file = Path.Combine(srcDir, "tile_" + x.ToString("D2") + "_" + y.ToString("D2") + "_0" + ".tdmp");
if (File.Exists(file))
{
string file2 = Path.Combine(tmpDir, "tile_" + x.ToString("D2") + "_" + (y + 6).ToString("D2") + "_0" + ".tdmp");
File.Copy(file, file2);
}
}
}
for (int x = 1; x < 72; x += 2)
{
for (int y = 1; y < 36; y += 2)
{
string file = Path.Combine(tmpDir, "tile_" + x.ToString("D2") + "_" + y.ToString("D2") + "_0" + ".tdmp");
int startX = (x - 1) * 256;
int startY = (y - 1) * 256;// +1536;
if (y > 3 && y < 33)
{
if (File.Exists(file))
{
TDMPIO d1 = new TDMPIO();
d1.Load(new DevFileLocation(file));
d1.XSpan *= 2;
d1.YSpan *= 2;
PlanetEarth.TileCoord2CoordNew(x, y, out d1.Xllcorner, out d1.Yllcorner);
float[] data = d1.Data;
for (int i = 0; i < d1.Height; i++)
{
for (int j = 0; j < d1.Width; j++)
{
int idx = i * d1.Height + j;
data[idx] *= 5000;
data[idx] += 1500;
data[idx] -= (0xff - bathyData[(startY + i) * bathWidth + startX + j]) * (1500f / 256f);
//data[idx] /= 7000;
}
}
Stream sout = File.Open(Path.Combine(@"E:\Desktop\out\", Path.GetFileNameWithoutExtension(file) + ".tdmp"), FileMode.OpenOrCreate);
d1.Save(sout);
for (int i = 0; i < d1.Height; i++)
{
for (int j = 0; j < d1.Width; j++)
{
int idx = i * d1.Height + j;
data[idx] /= 7000;
}
}
TDmpBlur.OutPng(data, d1.Width, d1.Height, Path.Combine(@"E:\Desktop\out\",
Path.GetFileNameWithoutExtension(file) + ".png"));
}
else
{
TDMPIO d2 = new TDMPIO();
d2.Width = 513;
d2.Height = 513;
d2.XSpan = 10;
d2.YSpan = 10;
d2.Bits = 16;
PlanetEarth.TileCoord2CoordNew(x, y, out d2.Xllcorner, out d2.Yllcorner);
d2.Data = new float[513 * 513];
for (int i = 0; i < d2.Height; i++)
{
for (int j = 0; j < d2.Width; j++)
{
int idx = i * d2.Height + j;
d2.Data[idx] = 1600;
d2.Data[idx] -= (0xff - bathyData[(startY + i) * bathWidth + startX + j]) * (1500f / 256f);
}
}
Stream sout = File.Open(Path.Combine(@"E:\Desktop\out\", Path.GetFileNameWithoutExtension(file) + ".tdmp"), FileMode.OpenOrCreate);
d2.Save(sout);
for (int i = 0; i < d2.Height; i++)
{
for (int j = 0; j < d2.Width; j++)
{
int idx = i * d2.Height + j;
d2.Data[idx] /= 7000;
}
}
TDmpBlur.OutPng(d2.Data, d2.Width, d2.Height, Path.Combine(@"E:\Desktop\out\",
Path.GetFileNameWithoutExtension(file) + ".png"));
}
}
}
}
}
