public static void CreateVerticalLOSPatches(bool bool_0, IPoint ipoint_0, IPoint ipoint_1, IPolyline ipolyline_0,
IPolyline ipolyline_1, IGeometryCollection igeometryCollection_0, IGeometryCollection igeometryCollection_1,
out double double_0)
{
int i;
IPointCollection geometry;
IClone point;
IPointCollection triangleFanClass;
IVector3D vector3DClass;
IPoint point1;
IPoint point2;
object value = Missing.Value;
IGeometryCollection ipolyline0 = ipolyline_0 as IGeometryCollection;
IMultiPatch igeometryCollection1 = igeometryCollection_1 as IMultiPatch;
double_0 = ipoint_1.Z;
double magnitude = 0;
IPoint point3 = null;
for (i = 0; i < ipolyline0.GeometryCount; i++)
{
geometry = ipolyline0.Geometry[i] as IPointCollection;
if (i == 0)
{
point = geometry.Point[0] as IClone;
IPoint point4 = point.Clone() as IPoint;
}
point = geometry as IClone;
triangleFanClass = new TriangleFan();
point = ipoint_0 as IClone;
triangleFanClass.AddPoint(point.Clone() as IPoint, ref value, ref value);
point = geometry as IClone;
triangleFanClass.AddPointCollection(point.Clone() as IPointCollection);
if (i == ipolyline0.GeometryCount - 1)
{
vector3DClass = new Vector3D() as IVector3D;
point = ipoint_0 as IClone;
point1 = point.Clone() as IPoint;
point1.Z = 0;
point = geometry.Point[geometry.PointCount - 1] as IClone;
point2 = point.Clone() as IPoint;
point2.Z = 0;
vector3DClass.ConstructDifference(point1, point2);
magnitude = vector3DClass.Magnitude;
point3 = point.Clone() as IPoint;
if (ipolyline_1 == null && ipoint_1.Z > geometry.Point[geometry.PointCount - 1].Z)
{
point = ipoint_1 as IClone;
triangleFanClass.AddPoint(point.Clone() as IPoint, ref value, ref value);
}
}
igeometryCollection_0.AddGeometry(triangleFanClass as IGeometry, ref value, ref value);
}
if (ipolyline_1 != null)
{
ipolyline0 = ipolyline_1 as IGeometryCollection;
for (i = 0; i < ipolyline0.GeometryCount; i++)
{
geometry = ipolyline0.Geometry[i] as IPointCollection;
point = geometry as IClone;
IPointCollection ringClass = new Ring();
point = geometry as IClone;
ringClass.AddPointCollection(point.Clone() as IPointCollection);
if (i == ipolyline0.GeometryCount - 1)
{
vector3DClass = new Vector3D() as IVector3D;
point = ipoint_0 as IClone;
point1 = point.Clone() as IPoint;
point1.Z = 0;
point = geometry.Point[geometry.PointCount - 1] as IClone;
point2 = point.Clone() as IPoint;
point2.Z = 0;
vector3DClass.ConstructDifference(point1, point2);
if (magnitude < vector3DClass.Magnitude)
{
point = ipoint_0 as IClone;
point1 = point.Clone() as IPoint;
point1.Z = 0;
point = geometry.Point[0] as IClone;
point2 = point.Clone() as IPoint;
point2.Z = 0;
vector3DClass.ConstructDifference(point1, point2);
double num = vector3DClass.Magnitude;
double z = (ipoint_0.Z - geometry.Point[0].Z) / num;
point = geometry.Point[geometry.PointCount - 1] as IClone;
IPoint z1 = point.Clone() as IPoint;
point2 = point.Clone() as IPoint;
point2.Z = 0;
vector3DClass.ConstructDifference(point1, point2);
double magnitude1 = vector3DClass.Magnitude;
z1.Z = ipoint_0.Z - magnitude1 * z;
point = z1 as IClone;
ringClass.AddPoint(point.Clone() as IPoint, ref value, ref value);
if (!bool_0)
{
double_0 = z1.Z;
}
else
{
triangleFanClass = new TriangleFan();
point = ipoint_0 as IClone;
triangleFanClass.AddPoint(point.Clone() as IPoint, ref value, ref value);
point = ipoint_1 as IClone;
triangleFanClass.AddPoint(point.Clone() as IPoint, ref value, ref value);
point = z1 as IClone;
triangleFanClass.AddPoint(point.Clone() as IPoint, ref value, ref value);
igeometryCollection_0.AddGeometry(triangleFanClass as IGeometry, ref value, ref value);
}
}
else if (bool_0 && ipoint_1.Z > point3.Z)
{
triangleFanClass = new TriangleFan();
point = ipoint_0 as IClone;
triangleFanClass.AddPoint(point.Clone() as IPoint, ref value, ref value);
point = ipoint_1 as IClone;
triangleFanClass.AddPoint(point.Clone() as IPoint, ref value, ref value);
point = point3 as IClone;
triangleFanClass.AddPoint(point.Clone() as IPoint, ref value, ref value);
igeometryCollection_0.AddGeometry(triangleFanClass as IGeometry, ref value, ref value);
}
}
point = ringClass.Point[0] as IClone;
ringClass.AddPoint(point.Clone() as IPoint, ref value, ref value);
igeometryCollection_1.AddGeometry(ringClass as IGeometry, ref value, ref value);
igeometryCollection1.PutRingType(ringClass as IRing, esriMultiPatchRingType.esriMultiPatchRing);
}
}
}
