public Solid(TopoShape solid)
{
BoundingBox = solid.GetBBox();
var faces = GlobalInstance.TopoExplor.ExplorFaces(solid);
TopoShapeProperty prop = new TopoShapeProperty();
List <FaceInfo> dictFaceByArea = new List <FaceInfo>();
for (int ii = 0; ii < faces.Size(); ++ii)
{
var face = faces.GetAt(ii);
prop.SetShape(face);
double area = prop.SurfaceArea();
var faceInfo = new FaceInfo(face, ii, area);
dictFaceByArea.Add(faceInfo);
Faces.Add(ii, faceInfo);
}
dictFaceByArea.Sort((a, b) =>
{
return((int)((b.Area - a.Area) * 1000));
});
var baseFace = dictFaceByArea[0];
foreach (var item in baseFace.Edges)
{
EdgeGroup eg = new EdgeGroup(item.Value);
EdgeGroups.Add(eg);
}
for (int ii = 2; ii < dictFaceByArea.Count; ++ii)
{
var faceInfo = dictFaceByArea[ii];
if (AddLongFace(faceInfo))
{
continue;
}
AddSideFace(faceInfo);
}
}
public override bool Run(FeatureContext context)
{
OpenFileDialog dlg = new OpenFileDialog();
dlg.Filter = "STL (*.stl)|*.stl|IGES (*.igs;*.iges)|*.igs;*.iges|STEP (*.stp;*.step)|*.stp;*.step|BREP (*.brep)|*.brep|All Files(*.*)|*.*";
if (DialogResult.OK != dlg.ShowDialog())
{
return(false);
}
context.RenderView.RenderTimer.Enabled = false;
TopoShape shape = GlobalInstance.BrepTools.LoadFile(new AnyCAD.Platform.Path(dlg.FileName));
context.RenderView.RenderTimer.Enabled = true;
MessageBox.Show("loaded");
if (shape != null)
{
//context.ShowGeometry(shape, new ElementId(100));
//GlobalInstance.BrepTools.SaveFile(shape, new Path(dlg.FileName + ".brep"));
AABox bbox = shape.GetBBox();
Vector3 size = bbox.Size();
Vector3 start = new Vector3(bbox.MinPt.X - 10, bbox.MinPt.Y + size.Y * 0.5f, bbox.MinPt.Z - 10);
TopoShape boxShape = GlobalInstance.BrepTools.MakeBox(start, Vector3.UNIT_Z, new Vector3(size.X + 20, size.Y * 0.25f, size.Z + 20));
shape = GlobalInstance.BrepTools.BooleanCut(shape, boxShape);
MessageBox.Show("cut!");
var groups = GlobalInstance.TopoExplor.ExplorSubShapes(shape);
for (int ii = 0, len = groups.Size(); ii < len; ++ii)
{
shape = groups.GetAt(ii);
var node = context.ShowGeometry(shape, new ElementId(100));
var fs = new FaceStyle();
fs.SetColor(ii * 100, 0, ii + 200);
node.SetFaceStyle(fs);
}
}
return(true);
}
private void faceTriangulateToolStripMenuItem_Click(object sender, EventArgs e)
{
TopoShape circle = GlobalInstance.BrepTools.MakeCircle(Vector3.ZERO, 100, Vector3.UNIT_Z);
TopoShape face = GlobalInstance.BrepTools.MakeFace(circle);
if (face.GetShapeType() == (int)EnShapeType.Topo_FACE)
{
MessageBox.Show("This is a face!");
}
FaceTriangulation ft = new FaceTriangulation();
ft.SetTolerance(5);
ft.Perform(face);
float[] points = ft.GetVertexBuffer();
int pointCount = points.Length / 3;
uint[] indexBuffer = ft.GetIndexBuffer();
int faceCount = indexBuffer.Length / 3;
float[] normals = ft.GetNormalBuffer();
MessageBox.Show(String.Format("Point Count: {0}\n Face Count: {1}", pointCount, faceCount));
float[] colorBuffer = new float[pointCount * 4];
Random num = new Random();
for (int ii = 0; ii < pointCount; ++ii)
{
int idx = ii * 4;
colorBuffer[idx] = num.Next(0, 256) / 256.0f;
colorBuffer[idx + 1] = num.Next(0, 256) / 256.0f;
colorBuffer[idx + 2] = num.Next(0, 256) / 256.0f;
colorBuffer[idx + 3] = 1;
}
RenderableEntity entity = GlobalInstance.TopoShapeConvert.CreateColoredFaceEntity(points, indexBuffer, normals, colorBuffer, face.GetBBox());
EntitySceneNode node = new EntitySceneNode();
node.SetEntity(entity);
renderView.SceneManager.AddNode(node);
renderView.RequestDraw();
//////////////////////////////////////////////////////////////////////////
// Code to get the mesh
/*
* for (int ii = 0; ii < faceCount; ++ii)
* {
* int p0 = (int)indexBuffer[ii * 3];
* int p1 = (int)indexBuffer[ii * 3 + 1];
* int p2 = (int)indexBuffer[ii * 3 + 2];
*
* Vector3 pt0 = new Vector3(points[p0 * 3], points[p0 * 3 + 1], points[p0 * 3 + 2]);
* Vector3 pt1 = new Vector3(points[p1 * 3], points[p1 * 3 + 1], points[p1 * 3 + 2]);
* Vector3 pt2 = new Vector3(points[p2 * 3], points[p2 * 3 + 1], points[p2 * 3 + 2]);
*
* // ....
* // use the same way to get the normal data for each point.
* }
* */
//////////////////////////////////////////////////////////////////////////
}
public override bool Run(FeatureContext context)
{
TopoShape circle = GlobalInstance.BrepTools.MakeCircle(Vector3.ZERO, 100, Vector3.UNIT_Z);
TopoShape face = GlobalInstance.BrepTools.MakeFace(circle);
FaceTriangulation ft = new FaceTriangulation();
ft.SetTolerance(5);
ft.Perform(face);
float[] points = ft.GetVertexBuffer();
int pointCount = points.Length / 3;
uint[] indexBuffer = ft.GetIndexBuffer();
int faceCount = indexBuffer.Length / 3;
float[] normals = ft.GetNormalBuffer();
float[] colorBuffer = new float[pointCount * 4];
Random num = new Random();
for (int ii = 0; ii < pointCount; ++ii)
{
int idx = ii * 4;
colorBuffer[idx] = num.Next(0, 256) / 256.0f;
colorBuffer[idx + 1] = num.Next(0, 256) / 256.0f;
colorBuffer[idx + 2] = num.Next(0, 256) / 256.0f;
colorBuffer[idx + 3] = 1;
}
RenderableEntity entity = GlobalInstance.TopoShapeConvert.CreateColoredFaceEntity(points, indexBuffer, normals, colorBuffer, face.GetBBox());
EntitySceneNode node = new EntitySceneNode();
node.SetEntity(entity);
context.ShowSceneNode(node);
//////////////////////////////////////////////////////////////////////////
// Code to get the mesh
/*
* for (int ii = 0; ii < faceCount; ++ii)
* {
* int p0 = (int)indexBuffer[ii * 3];
* int p1 = (int)indexBuffer[ii * 3 + 1];
* int p2 = (int)indexBuffer[ii * 3 + 2];
*
* Vector3 pt0 = new Vector3(points[p0 * 3], points[p0 * 3 + 1], points[p0 * 3 + 2]);
* Vector3 pt1 = new Vector3(points[p1 * 3], points[p1 * 3 + 1], points[p1 * 3 + 2]);
* Vector3 pt2 = new Vector3(points[p2 * 3], points[p2 * 3 + 1], points[p2 * 3 + 2]);
*
* // ....
* // use the same way to get the normal data for each point.
* }
* */
return(true);
}
