public override bool OnBeiginComplexShape(TopoShape shape)
{
++nShapeCount;
String type = "Shape";
var st = shape.GetShapeType();
if (st == EnumTopoShapeType.Topo_COMPOUND)
{
type = "Compound";
}
else if (st == EnumTopoShapeType.Topo_COMPSOLID)
{
type = "CompSolid";
}
else if (st == EnumTopoShapeType.Topo_SOLID)
{
type = "Solid";
}
else if (st == EnumTopoShapeType.Topo_SHELL)
{
type = "Shell";
}
nodeStack.Push(nodeStack.Peek().Nodes.Add(String.Format("{0}", nShapeCount), type));
//SceneNode node = renderView.ShowGeometry(shape, nShapeCount);
//node.SetFaceStyle(faceStyle);
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.
* }
* */
//////////////////////////////////////////////////////////////////////////
}
private void queryToolStripMenuItem_Click(object sender, EventArgs e)
{
SelectedShapeQuery context = new SelectedShapeQuery();
renderView.QuerySelection(context);
TopoShape subShape = context.GetSubGeometry();
SceneNode topoNode = context.GetSubNode();
if (subShape != null)
{
Console.WriteLine(subShape.GetShapeType());
}
Matrix4 shapeTransform = topoNode.GetTransform();
//surface
GeomSurface surface = new GeomSurface();
if (surface.Initialize(subShape))
{
List <Vector3> ptVecList = new List <Vector3>();
List <Vector3> norVecList = new List <Vector3>();
Console.Write("surface");
//double firstU = surface.FirstUParameter();
//double lastU = surface.LastUParameter();
//double firstV = surface.FirstVParameter();
//double lastV = surface.LastVParameter();
double firstU = surface.FirstUParameter();
double lastU = surface.LastUParameter();
double firstV = surface.FirstVParameter();
double lastV = surface.LastVParameter();
double offSetU = lastU - firstU;
double offSetV = lastV - firstV;
double stepU = 0.10;
double stepV = 10;
int stepNoU = (int)(offSetU / stepU);
int stepNoV = (int)(offSetV / stepV);
for (int v_i = 3; v_i < stepNoV - 5; v_i++)
{
for (int u_i = 0; u_i < stepNoU; u_i++)
{
double tempV = firstV + stepV * v_i;
double tempU = firstU + stepU * (v_i % 2 == 0 ? u_i : stepNoU - u_i);
//double tempV = firstV + stepV * (u_i % 2 == 0 ? v_i : stepNoV - v_i);
Vector3 ptVec_1 = surface.Value(tempU, tempV);
Vector3 ptVec = shapeTransform.Transform(ptVec_1);
Vector3 normalVec_1 = surface.GetNormal(tempU, tempV);
//Vector3 normalVec =shapeTransform.Transform(normalVec_1);//matrix3 3*3
Vector3 normalVec = RotateDirVector(shapeTransform, normalVec_1);
ptVecList.Add(ptVec);
norVecList.Add(normalVec);
pathPqList.Add(QuaternionFromTo(new Vector3(-1, 0, 0), normalVec, ptVec));
ShowStatusMessage("path pts No: " + pathPqList.Count);
//LineNode tempLineNode = new LineNode();
//LineStyle lineStyle = new LineStyle();
//lineStyle.SetPatternStyle((int)EnumLinePattern.LP_DashedLine);
//lineStyle.SetColor(100, 0, 100);
//tempLineNode.SetLineStyle(lineStyle);
//tempLineNode.Set(ptVec, ptVec + normalVec);
//tempLineNode.SetVisible(true);
//renderView.SceneManager.AddNode(tempLineNode);
//renderView.RequestDraw();
}
}
//for (int u_i = 0; u_i < stepNoU; u_i++)
//{
// for (int v_i = 0; v_i < stepNoV-0; v_i++)
// {
// double tempU = firstU + stepU * u_i;
// double tempV = firstV + stepV * (u_i % 2 == 0 ? v_i : stepNoV - v_i);
// Vector3 ptVec =shapeTransform.Transform(surface.Value(tempU,tempV ));
// Vector3 normalVec = surface.GetNormal(tempU,tempV);
// ptVecList.Add(ptVec);
// norVecList.Add(normalVec);
// pathPqList.Add(QuaternionFromTo(new Vector3(-1, 0, 0), normalVec, ptVec));
// }
//}
int a = 0;
}
//curve
GeomCurve curve = new GeomCurve();
if (curve.Initialize(subShape))
{
Vector3 startPt = shapeTransform.Transform(curve.D0(curve.FirstParameter()));
//Vector3 startPt_ = shapeTransform.Transform(startPt);
Vector3 pt1 = curve.GetStartPoint();
Vector3 endPt = shapeTransform.Transform(curve.D0(curve.LastParameter()));
Vector3 pt2 = curve.GetEndPoint();
switch ((EnumCurveType)curve.GetCurveType())
{
case EnumCurveType.CurveType_OtherCurve:
Console.Write("other");
break;
case EnumCurveType.CurveType_BSplineCurve:
break;
case EnumCurveType.CurveType_BezierCurve:
break;
case EnumCurveType.CurveType_Parabola:
break;
case EnumCurveType.CurveType_Hyperbola:
break;
case EnumCurveType.CurveType_Ellipse:
break;
case EnumCurveType.CurveType_Circle:
Console.Write("Circle");
break;
case EnumCurveType.CurveType_Line:
Console.Write("Line");
//path
double[] startPt_ = new double[3] {
startPt.X, startPt.Y, startPt.Z
};
double[] endPt_ = new double[3] {
endPt.X, endPt.Y, endPt.Z
};
Path_U.Interpolation(startPt_, endPt_, 0.01, ref pathPtList);
//show pick result
LineNode tempLineNode = new LineNode();
LineStyle lineStyle = new LineStyle();
lineStyle.SetPatternStyle((int)EnumLinePattern.LP_DashedLine);
lineStyle.SetColor(100, 0, 100);
tempLineNode.SetLineStyle(lineStyle);
tempLineNode.Set(new Vector3(startPt.X + 0.1, startPt.Y + 10, startPt.Z + 0.1), endPt);
tempLineNode.SetVisible(true);
renderView.SceneManager.AddNode(tempLineNode);
renderView.RequestDraw();
break;
default:
break;
}
ElementId id = context.GetNodeId();
MessageBox.Show(id.AsInt().ToString());
//...
}
}
