protected static PointGridderSource DoLoadPointSet(StreamReader reader)
{
PointGridderSource ps = new PointGridderSource();
vec3 minValue = new vec3();
vec3 maxValue = new vec3();
char[] delimeters = new char[] { ' ', '\t' };
string line;
List<vec3> positions = new List<vec3>();
int positionCount = 0;
bool isSet = false;
while ((line = reader.ReadLine()) != null)
{
line = line.Trim();
if (String.IsNullOrEmpty(line))
continue;
string[] fields = line.Split(delimeters, StringSplitOptions.RemoveEmptyEntries);
if (fields.Length >= 3)
{
float x = System.Convert.ToSingle(fields[0]);
float y = System.Convert.ToSingle(fields[1]);
float z = Math.Abs(System.Convert.ToSingle(fields[2])); //全部Z按深度来处理，
vec3 pt = new vec3(x, y, z);
if (!isSet)
{
minValue = pt;
maxValue = pt;
isSet = true;
}
minValue = vec3Helper.Minvec3(minValue, pt);
maxValue = vec3Helper.Maxvec3(maxValue, pt);
positions.Add(pt);
positionCount++;
}
}
ps.Max = maxValue;
ps.Min = minValue;
ps.Positions = positions.ToArray<vec3>();
ps.NX = ps.Positions.Length;
ps.NY = 1;
ps.NZ = 1;
if (positions.Count <= 0)
return null;
return ps;
}
protected static PointGridderSource DoLoadPointSet(StreamReader reader, int nx, int ny, int nz)
{
int dimenSize = nx * ny * nz;
PointGridderSource ps = new PointGridderSource();
ps.NX = nx;
ps.NY = ny;
ps.NZ = nz;
vec3 minValue = new vec3();
vec3 maxValue = new vec3();
char[] delimeters = new char[] { ' ', '\t' };
string line;
vec3[] positions = new vec3[dimenSize];
int positionCount = 0;
bool isSet = false;
while ((line = reader.ReadLine()) != null)
{
line = line.Trim();
if (String.IsNullOrEmpty(line))
continue;
string[] fields = line.Split(delimeters, StringSplitOptions.RemoveEmptyEntries);
if (fields.Length >= 3)
{
float x = System.Convert.ToSingle(fields[0]);
float y = System.Convert.ToSingle(fields[1]);
float z = Math.Abs(System.Convert.ToSingle(fields[2])); //全部Z按深度来处理，
vec3 pt = new vec3(x, y, z);
if (!isSet)
{
minValue = pt;
maxValue = pt;
isSet = true;
}
minValue = vec3Helper.Minvec3(minValue, pt);
maxValue = vec3Helper.Maxvec3(maxValue, pt);
positions[positionCount] = pt;
positionCount++;
if (positionCount == dimenSize)
break;
}
}
if (positionCount != dimenSize)
throw new ArgumentException(String.Format("file format error,points number:{0} not equals DIMENS", positionCount, dimenSize));
ps.Max = maxValue;
ps.Min = minValue;
ps.Positions = positions;
return ps;
}
