private void updateLayer(ILayer l, int step, float min, float max, long version)
{
var lc = new LayerConfig(l, step, min, max, version);
if (l == null || _layer.Equals(lc))
{
return;
}
_layer = lc;
mapGfxObject = MapGfxObject.LoadFromLayer(l, step, min, max);
mapGfxObject.CalculateNormals();
}
public static MapGfxObject LoadFromLayer(ILayer l, int step, float min, float max)
{
#region map
float heightCoef = 1f;
float scale = ((max - min) * heightCoef);
int shiftX = 0;
int shiftY = 0;
float shittZ = 0;
// TODO optimize for arrays
shittZ = min * heightCoef;
int yMax = l.Resolution.Y - 1;
int xMax = l.Resolution.X - 1;
int vCount = yMax * xMax;
MapGfxObject map = new MapGfxObject();
// HACK I - add one
var verts = new List <Vector3>()
{
};
var cols = new List <Vector3>()
{
};
var texs = new List <Vector2>()
{
};
var inc = new List <int>()
{
0
};
var gray = new Vector3(.66f, .66f, .66f);
for (int x = 0; x < xMax + 1; x++)
{
var topHeight = getVal(l[x, 0], scale, 0);
var top = new Vector3(x, topHeight, 0);
verts.Add(top);
texs.Add(new Vector2(x, 0));
cols.Add(gray);
}
for (int y = 1; y < yMax + 1; y++)
{
var firstInARowHeight = getVal(l[0, y], scale, 0);
var firstInARow = new Vector3(0, firstInARowHeight, y);
verts.Add(firstInARow);
texs.Add(new Vector2(0, y));
cols.Add(gray);
for (int x = 1; x < xMax + 1; x++)
{
var currentHeight = getVal(l[x, y], scale, 0);
var tr = new Vector3(x, currentHeight, y); // Top Left Of The Quad (Top)
verts.Add(tr);
texs.Add(new Vector2(x, y));
cols.Add(gray);
var tlIndex = Index(x - 1, y - 1, xMax + 1);
var trIndex = Index(x, y - 1, xMax + 1);//current
var blIndex = Index(x - 1, y, xMax + 1);
var brIndex = Index(x, y, xMax + 1);
inc.Add(tlIndex);
inc.Add(brIndex);
inc.Add(blIndex);
inc.Add(tlIndex);
inc.Add(trIndex);
inc.Add(brIndex);
}
}
#region old
//for (int y = 0; y < yMax; y++)
//{
// for (int x = 0; x < xMax; x++)
// {
// var trHeight = getVal(l[(x + 1) , (y) ], scale, 0) + shittZ;
// var tlHeight = getVal(l[(x) , (y) ], scale, 0) + shittZ;
// var blHeight = getVal(l[(x) , (y + 1) ], scale, 0) + shittZ;
// var brHeight = getVal(l[(x + 1) , (y + 1) ], scale, 0) + shittZ;
// float xCor = x + shiftX;
// float yCor = y + shiftY;
// var tl = new Vector3(xCor, tlHeight, yCor); // Top Left Of The Quad (Top)
// var br = new Vector3(xCor + step, brHeight, yCor + step); // Bottom Right Of The Quad (Top)
// var tr = new Vector3(xCor + step, trHeight, yCor); // Top Right Of The Quad (Top)
// var bl = new Vector3(xCor, blHeight, yCor + step); // Bottom Left Of The Quad (Top)
// int iCount = verts.Count;
// verts.Add(tl);
// verts.Add(tr);
// verts.Add(br);
// verts.Add(bl);
// inc.Add(iCount);
// inc.Add(iCount +1);
// inc.Add(iCount + 2);
// inc.Add(iCount +3);
// inc.Add(iCount );
// inc.Add(iCount + 2);
// texs.Add(new Vector2(x, y));
// texs.Add(new Vector2(x + step, y + step));
// texs.Add(new Vector2(x + step, y));
// texs.Add(new Vector2(x, y+ step));
// cols.Add(gray);
// cols.Add(gray);
// cols.Add(gray);
// cols.Add(gray);
// }
//}
//// HACK II
//verts.Add(new Vector3());
//verts.Add(new Vector3());
//texs.Add(new Vector2());
//texs.Add(new Vector2());
//inc.Add(0);
//inc.Add(0);
//cols.Add(new Vector3());
//cols.Add(new Vector3());
#endregion
map.vertices = verts.ToArray();
map.colors = cols.ToArray();
map.indices = inc.ToArray();
map.texturecoords = texs.ToArray();
//map.CalculateNormals();
#endregion
return(map);
}
