private static void WritePolyfaceMesh()
{
DxfDocument dxf = new DxfDocument();
List <PolyfaceMeshVertex> vertexes = new List <PolyfaceMeshVertex>
{
new PolyfaceMeshVertex(0, 0, 0),
new PolyfaceMeshVertex(10, 0, 0),
new PolyfaceMeshVertex(10, 10, 0),
new PolyfaceMeshVertex(5, 15, 0),
new PolyfaceMeshVertex(0, 10, 0)
};
List <PolyfaceMeshFace> faces = new List <PolyfaceMeshFace>
{
new PolyfaceMeshFace(new[] { 1, 2, -3 }),
new PolyfaceMeshFace(new[] { -1, 3, -4 }),
new PolyfaceMeshFace(new[] { -1, 4, 5 })
};
PolyfaceMesh mesh = new PolyfaceMesh(vertexes, faces);
dxf.AddEntity(mesh);
dxf.Save("mesh.dxf", DxfVersion.AutoCad2000);
}
/*Draw PolyfaceMesh*/
public static void DrawPolyfaceMesh(PolyfaceMesh xPoly, Canvas mainCanvas)
{
System.Windows.Shapes.Polygon wPoly = new System.Windows.Shapes.Polygon();
foreach (netDxf.Entities.PolyfaceMeshVertex xVertex in xPoly.Vertexes) {
System.Windows.Point myPt = TypeConverter.Vertex3ToPoint(xVertex.Location);
getMaxPt(myPt);
myPt.Y = mainCanvas.Height - myPt.Y;
wPoly.Points.Add(myPt);
}
TypeConverter.Entity2Shape(xPoly, wPoly);
mainCanvas.Children.Add(wPoly);
}
private void AddMesh(List <Vector3RD> triangleVertices, string layerName)
{
PolyfaceMesh pfm;
// create Mesh
List <PolyfaceMeshVertex> pfmVertices = new List <PolyfaceMeshVertex>();
pfmVertices.Capacity = triangleVertices.Count;
List <PolyfaceMeshFace> pfmFaces = new List <PolyfaceMeshFace>();
pfmFaces.Capacity = triangleVertices.Count / 3;
int facecounter = 0;
Debug.Log(triangleVertices.Count);
int vertexIndex = 0;
for (int i = 0; i < triangleVertices.Count; i += 3)
{
pfmVertices.Add(new PolyfaceMeshVertex(triangleVertices[i].x, triangleVertices[i].y, triangleVertices[i].z));
pfmVertices.Add(new PolyfaceMeshVertex(triangleVertices[i + 2].x, triangleVertices[i + 2].y, triangleVertices[i + 2].z));
pfmVertices.Add(new PolyfaceMeshVertex(triangleVertices[i + 1].x, triangleVertices[i + 1].y, triangleVertices[i + 1].z));
PolyfaceMeshFace pfmFace = new PolyfaceMeshFace(new List <short>()
{
(short)(vertexIndex + 1), (short)(vertexIndex + 2), (short)(vertexIndex + 3)
});
vertexIndex += 3;
pfmFaces.Add(pfmFace);
facecounter++;
if (facecounter % 10000 == 0)
{
pfm = new PolyfaceMesh(pfmVertices, pfmFaces);
pfm.Layer = dxfLayer;
dxfDocument.AddEntity(pfm);
pfmVertices.Clear();
pfmFaces.Clear();
facecounter = 0;
vertexIndex = 0;
}
}
if (pfmFaces.Count > 0)
{
pfm = new PolyfaceMesh(pfmVertices, pfmFaces);
pfm.Layer = dxfLayer;
dxfDocument.AddEntity(pfm);
}
}
private void DrawPolyfaceMesh(PolyfaceMesh pm)
{
EntitiesToFcs(pm.Explode());
}