public override bool Run(FeatureContext context)
{
// Split box with two spheres.
TopoShape box = GlobalInstance.BrepTools.MakeBox(Vector3.ZERO, Vector3.UNIT_Z, new Vector3(150f, 150f, 150f));
TopoShape sphere = GlobalInstance.BrepTools.MakeSphere(Vector3.ZERO, 100f);
TopoShape sphere2 = GlobalInstance.BrepTools.MakeSphere(Vector3.ZERO, 50f);
TopoShapeGroup tools = new TopoShapeGroup();
tools.Add(sphere);
tools.Add(sphere2);
TopoShape split = GlobalInstance.BrepTools.MakeSplit(box, tools);
// Display the results with customized face styles.
TopoExplor expo = new TopoExplor();
TopoShapeGroup bodies = expo.ExplorSolids(split);
Random random = new Random();
for (int ii = 0; ii < bodies.Size(); ++ii)
{
SceneNode node = context.ShowGeometry(bodies.GetTopoShape(ii));
FaceStyle fs = new FaceStyle();
fs.SetColor(new ColorValue((float)random.NextDouble(), (float)random.NextDouble(), (float)random.NextDouble(), 0.5f));
fs.SetTransparent(true);
node.SetFaceStyle(fs);
}
return(true);
}
public override bool Run(FeatureContext context)
{
context.RenderView.SetDisplayMode((int)(EnumDisplayStyle.DS_ShadeEdge | EnumDisplayStyle.DS_Vertex));
// construct a wire;
TopoShape TS = GlobalInstance.BrepTools.MakeEllipse(Vector3.ZERO, 100D, 50D, Vector3.UNIT_Z);
context.ShowGeometry(TS);
TopoShape line = GlobalInstance.BrepTools.MakeLine(new Vector3(0, -200, 0), new Vector3(200, 200, 0));
context.ShowGeometry(line);
IntersectionLineCurve intersector = new IntersectionLineCurve();
TopoExplor tp = new TopoExplor();
TopoShapeGroup tg = tp.ExplorEdges(TS);
intersector.SetCurve(tg.GetAt(0));
if (intersector.Perform(line))
{
int nCount = intersector.GetPointCount();
List <Vector3> LV = new List <Vector3>();
for (int ii = 0; ii < nCount; ++ii)
{
Vector3 pt = intersector.GetPoint(ii + 1);
LV.Add(pt);
context.ShowGeometry(GlobalInstance.BrepTools.MakePoint(pt));
}
MessageBox.Show(String.Format("{0}", nCount));
}
return(true);
}
public override bool Run(FeatureContext context)
{
TopoShape arc = GlobalInstance.BrepTools.MakeArc(new Vector3(-100, 0, 0), new Vector3(100, 0, 0), Vector3.ZERO, Vector3.UNIT_Z);
TopoShape line = GlobalInstance.BrepTools.MakeLine(new Vector3(100, 0, 0), new Vector3(100, 200, 0));
TopoShapeGroup group = new TopoShapeGroup();
group.Add(arc);
group.Add(line);
TopoShape wire = GlobalInstance.BrepTools.MakeSpline(group);
TopoShape splitter1 = GlobalInstance.BrepTools.MakePoint(new Vector3(0, -100, 0));
TopoShape splitter2 = GlobalInstance.BrepTools.MakePoint(new Vector3(100, 100, 0));
TopoShapeGroup spliterGroup = new TopoShapeGroup();
spliterGroup.Add(splitter1);
spliterGroup.Add(splitter2);
TopoShape result = GlobalInstance.BrepTools.MakeSplit(wire, spliterGroup);
TopoExplor exp = new TopoExplor();
TopoShapeGroup itmes = exp.ExplorSubShapes(result);
for (int ii = 0; ii < itmes.Size(); ++ii)
{
SceneNode node = context.ShowGeometry(itmes.GetAt(ii));
LineStyle ls = new LineStyle();
ls.SetLineWidth(3.0f);
ls.SetColor((ii + 1) * 50, ii * 20, ii * 10);
node.SetLineStyle(ls);
}
return(true);
}
private void solidToolStripMenuItem_Click(object sender, EventArgs e)
{
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;
TopoShape shape = GlobalInstance.BrepTools.LoadFile(new AnyCAD.Platform.Path(dlg.FileName));
renderView.ShowGeometry(shape, 100);
//TopoExplor explor = new TopoExplor();
//TopoShapeGroup solids = explor.ExplorSolids(shape);
//float vol = 0;
//for(int ii=0; ii<solids.Size(); ++ii)
//{
// TopoShapeProperty property = new TopoShapeProperty();
// property.SetShape(solids.GetAt(ii));
// vol += property.SolidVolume();
//}
TopoExplor explor = new TopoExplor();
TopoShapeGroup faces = explor.ExplorFaces(shape);
TopoShape solid = GlobalInstance.BrepTools.MakeSolid(faces);
TopoShapeProperty property = new TopoShapeProperty();
property.SetShape(solid);
float vol = property.SolidVolume();
MessageBox.Show(String.Format("{0}", vol));
}
private void splitToolStripMenuItem1_Click(object sender, EventArgs e)
{
TopoShape box = GlobalInstance.BrepTools.MakeBox(Vector3.ZERO, Vector3.UNIT_Z, new Vector3(150f, 150f, 150f));
TopoShape sphere = GlobalInstance.BrepTools.MakeSphere(Vector3.ZERO, 100f);
TopoShape sphere2 = GlobalInstance.BrepTools.MakeSphere(Vector3.ZERO, 50f);
TopoShapeGroup tools = new TopoShapeGroup();
tools.Add(sphere);
tools.Add(sphere2);
TopoShape split = GlobalInstance.BrepTools.MakeSplit(box, tools);
TopoExplor expo = new TopoExplor();
TopoShapeGroup faces = expo.ExplorFaces(split);
TopoShapeGroup bodies = expo.ExplorSolids(split);
Random random = new Random();
for (int ii = 0; ii < bodies.Size(); ++ii)
{
SceneNode node = renderView.ShowGeometry(bodies.GetTopoShape(ii), ++shapeId);
FaceStyle fs = new FaceStyle();
fs.SetColor(new ColorValue((float)random.NextDouble(), (float)random.NextDouble(), (float)random.NextDouble(), 0.5f));
fs.SetTransparent(true);
node.SetFaceStyle(fs);
}
renderView.RequestDraw();
MessageBox.Show(String.Format("Face: {0} Solid: {1}", faces.Size(), bodies.Size()));
}
private void TransOnMax(TopoShape shape)
{
double areaM = 0;
Vector3 dirN = new Vector3();
Vector3 pos = new Vector3();
TopoExplor topo = new TopoExplor();
TopoShapeGroup group2 = topo.ExplorFaces(shape);
for (int i = 0; i < group2.Size(); i++)
{
TopoShape face = group2.GetTopoShape(i);
#region 计算面积
TopoShapeProperty property = new TopoShapeProperty();
property.SetShape(face);
Console.WriteLine("Face {0}:\n\tArea {1}\n\tOrientation {2}", i, property.SurfaceArea(), face.GetOrientation());
#endregion
#region 计算法向量
GeomSurface surface = new GeomSurface();
surface.Initialize(face);
//参数域UV范围
double uFirst = surface.FirstUParameter();
double uLast = surface.LastUParameter();
double vFirst = surface.FirstVParameter();
double vLast = surface.LastVParameter();
//取中点
double umid = uFirst + (uLast - uFirst) * 0.5f;
double vmid = vFirst + (vLast - vFirst) * 0.5f;
//计算法向量
var data = surface.D1(umid, vmid);
Vector3 dirU = data[1];
Vector3 dirV = data[2];
Vector3 dir = dirV.CrossProduct(dirU);
dir.Normalize();
Console.WriteLine("\tDir {0}", dir);
#endregion
#region 取最大的面
if (property.SurfaceArea() > areaM)
{
areaM = property.SurfaceArea();
pos = data[0];
Console.WriteLine(data[0]);
if (face.GetOrientation() == EnumShapeOrientation.ShapeOrientation_REVERSED)
{
dirN = dir * -1;
}
else
{
dirN = dir;
}
}
#endregion
}
#region 坐标变换
//Translation
shape = GlobalInstance.BrepTools.Translate(shape, -pos);
//Rotation
Vector3 dirZ = new Vector3(0, 0, -1);
shape = GlobalInstance.BrepTools.Rotation(shape, dirN.CrossProduct(dirZ), dirN.AngleBetween(dirZ));
#endregion
if (shape != null)
{
topoShape = shape;
renderView.ClearScene();
renderView.ShowGeometry(shape, shapeId);
}
renderView.FitAll();
renderView.RequestDraw(EnumRenderHint.RH_LoadScene);
}