private void DrawSelectedEdges(TetMesh mesh)
{
GL.PolygonMode(MaterialFace.FrontAndBack, PolygonMode.Line);
GL.LineWidth(GlobalSetting.DisplaySetting.SelectionLineWidth);
GL.Enable(EnableCap.LineSmooth);
GL.Hint(HintTarget.LineSmoothHint, HintMode.Nicest);
GL.Begin(BeginMode.Lines);
foreach (var edge in mesh.Edges)
{
if (edge.Flag != 0)
{
Color4 color = edge.Color;
if (color != Color4.Black)
{
OpenTK.Graphics.Color4 colorTwo = new OpenTK.Graphics.Color4((float)color.R, (float)color.G, (float)color.B, 0.0f);
OpenGLManager.Instance.SetColorMesh(colorTwo);
}
else
{
OpenGLManager.Instance.SetColorMesh(GlobalSetting.DisplaySetting.SelectedEdgeColor);
}
foreach (var v in edge.Vertices)
{
GL.Normal3(v.Normal.ToArray());
GL.Vertex3(v.Pos.ToArray());
}
}
}
GL.End();
}
public void DrawTransparent(TetMesh mesh)
{
GlobalSetting.SettingLight.DoubleSideLight = true;
GL.Enable(EnableCap.DepthTest);
GL.Enable(EnableCap.Blend);
GL.BlendFunc(BlendingFactorSrc.SrcAlpha, BlendingFactorDest.OneMinusSrcAlpha);
GL.Disable(EnableCap.ColorMaterial);
float alpha = GlobalSetting.MaterialSetting.MaterialDiffuse.A / 256f;
float f = 1 - alpha;
GL.Enable(EnableCap.CullFace);
GL.CullFace(CullFaceMode.Front);
GL.DepthFunc(DepthFunction.Always);
this.DrawTransparentMesh(mesh, f * alpha);
GL.DepthFunc(DepthFunction.Lequal);
this.DrawTransparentMesh(mesh, (alpha - f * alpha) / (1f - f * alpha));
GL.Enable(EnableCap.CullFace);
GL.CullFace(CullFaceMode.Back);
GL.DepthFunc(DepthFunction.Always);
this.DrawTransparentMesh(mesh, f * alpha);
GL.DepthFunc(DepthFunction.Lequal);
this.DrawTransparentMesh(mesh, (alpha - f * alpha) / (1f - f * alpha));
GL.Disable(EnableCap.Blend);
GL.DepthMask(true);
GL.Disable(EnableCap.DepthTest);
}
private void View_KeyDown(object sender, KeyEventArgs e)
{
if (e.KeyCode == Keys.Right || e.KeyCode == Keys.Left)
{
this.onPatch = true;
TetMesh mesh = GlobalData.Instance.TetMesh;
DataGridView dgv = (DataGridView)sender;
int columnIndex = 0;
foreach (DataGridViewColumn column in dgv.Columns)
{
if (column.Name.EndsWith("Flag"))
{
columnIndex = column.Index;
}
}
foreach (DataGridViewRow row in dgv.Rows)
{
if (row.Selected)
{
DataGridViewCell cell = row.Cells[columnIndex];
if (e.KeyCode == Keys.Right)
{
cell.Value = (int)cell.Value + 1;
}
else if (e.KeyCode == Keys.Left)
{
cell.Value = (int)cell.Value > 0 ? (int)cell.Value - 1 : 0;
}
}
}
this.onPatch = false;
mesh.ComputeSelectedNormal();
GlobalData.Instance.OnChanged(new EventArgs());
}
}
public TetMeshInfo()
{
InitializeComponent();
TetMesh tet = GlobalData.Instance.TetMesh;
this.propertyGrid1.SelectedObject = new TetMeshSettings();
}
private void DrawSelectedEdges(TetMesh mesh)
{
GL.PolygonMode(MaterialFace.FrontAndBack, PolygonMode.Line);
GL.LineWidth(GlobalSetting.DisplaySetting.SelectionLineWidth);
GL.Enable(EnableCap.LineSmooth);
GL.Hint(HintTarget.LineSmoothHint, HintMode.Nicest);
GL.Begin(BeginMode.Lines);
foreach (var edge in mesh.Edges)
{
if (edge.Flag != 0)
{
Color4 color = edge.Color;
if (color != Color4.Black)
{
OpenTK.Graphics.Color4 colorTwo = new OpenTK.Graphics.Color4((float)color.R, (float)color.G, (float)color.B, 0.0f);
OpenGLManager.Instance.SetColorMesh(colorTwo);
}
else
{
OpenGLManager.Instance.SetColorMesh(GlobalSetting.DisplaySetting.SelectedEdgeColor);
}
foreach (var v in edge.Vertices)
{
GL.Normal3(v.Normal.ToArray());
GL.Vertex3(v.Pos.ToArray());
}
}
}
GL.End();
}
public void DrawSelectedFaces(TetMesh mesh)
{
GL.ShadeModel(ShadingModel.Smooth);
GL.PolygonMode(MaterialFace.FrontAndBack, PolygonMode.Fill);
GL.Enable(EnableCap.Normalize);
GL.Begin(BeginMode.Triangles);
foreach (var face in mesh.Faces)
{
if (face.Flag != 0)
{
Color4 color = face.Color;
if (color != Color4.Black)
{
OpenTK.Graphics.Color4 colorTwo = new OpenTK.Graphics.Color4((float)color.R, (float)color.G, (float)color.B, 0.0f);
OpenGLManager.Instance.SetColorMesh(colorTwo);
}
else
{
OpenGLManager.Instance.SetColorMesh(GlobalSetting.DisplaySetting.SelectedFaceColor);
}
foreach (var v in face.Vertices)
{
GL.Normal3(v.Normal.ToArray());
GL.Vertex3(v.Pos.ToArray());
}
}
}
GL.End();
}
public void DrawSelectedFaces(TetMesh mesh)
{
GL.ShadeModel(ShadingModel.Smooth);
GL.PolygonMode(MaterialFace.FrontAndBack, PolygonMode.Fill);
GL.Enable(EnableCap.Normalize);
GL.Begin(BeginMode.Triangles);
foreach (var face in mesh.Faces)
{
if (face.Flag != 0)
{
Color4 color = face.Color;
if (color != Color4.Black)
{
OpenTK.Graphics.Color4 colorTwo = new OpenTK.Graphics.Color4((float)color.R, (float)color.G, (float)color.B, 0.0f);
OpenGLManager.Instance.SetColorMesh(colorTwo);
}
else
{
OpenGLManager.Instance.SetColorMesh(GlobalSetting.DisplaySetting.SelectedFaceColor);
}
foreach (var v in face.Vertices)
{
GL.Normal3(v.Normal.ToArray());
GL.Vertex3(v.Pos.ToArray());
}
}
}
GL.End();
}
public void DrawTransparent(TetMesh mesh)
{
GlobalSetting.SettingLight.DoubleSideLight = true;
GL.Enable(EnableCap.DepthTest);
GL.Enable(EnableCap.Blend);
GL.BlendFunc(BlendingFactorSrc.SrcAlpha, BlendingFactorDest.OneMinusSrcAlpha);
GL.Disable(EnableCap.ColorMaterial);
float alpha = GlobalSetting.MaterialSetting.MaterialDiffuse.A / 256f;
float f = 1 - alpha;
GL.Enable(EnableCap.CullFace);
GL.CullFace(CullFaceMode.Front);
GL.DepthFunc(DepthFunction.Always);
this.DrawTransparentMesh(mesh, f * alpha);
GL.DepthFunc(DepthFunction.Lequal);
this.DrawTransparentMesh(mesh, (alpha - f * alpha) / (1f - f * alpha));
GL.Enable(EnableCap.CullFace);
GL.CullFace(CullFaceMode.Back);
GL.DepthFunc(DepthFunction.Always);
this.DrawTransparentMesh(mesh, f * alpha);
GL.DepthFunc(DepthFunction.Lequal);
this.DrawTransparentMesh(mesh, (alpha - f * alpha) / (1f - f * alpha));
GL.Disable(EnableCap.Blend);
GL.DepthMask(true);
GL.Disable(EnableCap.DepthTest);
}
public void DrawWireFrame(TetMesh mesh)
{
GL.PolygonMode(MaterialFace.FrontAndBack, PolygonMode.Line);
GL.LineWidth(GlobalSetting.DisplaySetting.LineWidth);
//GL.Enable(EnableCap.CullFace);
OpenGLManager.Instance.SetColorMesh(GlobalSetting.DisplaySetting.WifeFrameColor);
DrawTriangles(mesh);
}
public void DrawWireFrame(TetMesh mesh)
{
GL.PolygonMode(MaterialFace.FrontAndBack, PolygonMode.Line);
GL.LineWidth(GlobalSetting.DisplaySetting.LineWidth);
//GL.Enable(EnableCap.CullFace);
OpenGLManager.Instance.SetColorMesh(GlobalSetting.DisplaySetting.WifeFrameColor);
DrawTriangles(mesh);
}
public void DrawSmoothShaded(TetMesh mesh)
{
GL.ShadeModel(ShadingModel.Smooth);
GL.PolygonMode(MaterialFace.FrontAndBack, PolygonMode.Fill);
GL.Enable(EnableCap.Normalize);
Color c = GlobalSetting.DisplaySetting.MeshColor;
OpenGLManager.Instance.SetColorMesh(c);
DrawTriangles(mesh);
}
void DrawTransparentMesh(TetMesh mesh, float alpha)
{
OpenTK.Graphics.Color4 front = GlobalSetting.MaterialSetting.MaterialDiffuse;
front.A = alpha;
OpenTK.Graphics.Color4 back = GlobalSetting.MaterialSetting.BackMaterialDiffuse;
back.A = alpha;
GL.Material(MaterialFace.Front, MaterialParameter.Diffuse, front);
GL.Material(MaterialFace.Back, MaterialParameter.Diffuse, back);
}
void DrawTransparentMesh(TetMesh mesh, float alpha)
{
OpenTK.Graphics.Color4 front = GlobalSetting.MaterialSetting.MaterialDiffuse;
front.A = alpha;
OpenTK.Graphics.Color4 back = GlobalSetting.MaterialSetting.BackMaterialDiffuse;
back.A = alpha;
GL.Material(MaterialFace.Front, MaterialParameter.Diffuse, front);
GL.Material(MaterialFace.Back, MaterialParameter.Diffuse, back);
}
public static double ComputeEdgeAvgLength(TetMesh mesh)
{
double sum = 0;
foreach (var edge in mesh.Edges)
{
sum += Vector3D.Distance(edge.Vertices[0].Pos, edge.Vertices[1].Pos);
}
return sum / mesh.Edges.Count;
}
public void DrawSmoothShaded(TetMesh mesh)
{
GL.ShadeModel(ShadingModel.Smooth);
GL.PolygonMode(MaterialFace.FrontAndBack, PolygonMode.Fill);
GL.Enable(EnableCap.Normalize);
Color c = GlobalSetting.DisplaySetting.MeshColor;
OpenGLManager.Instance.SetColorMesh(c);
DrawTriangles(mesh);
}
public static double ComputeEdgeAvgLength(TetMesh mesh)
{
double sum = 0;
foreach (var edge in mesh.Edges)
{
sum += Vector3D.Distance(edge.Vertices[0].Pos, edge.Vertices[1].Pos);
}
return(sum / mesh.Edges.Count);
}
public void BeginTransparent(TetMesh mesh)
{
//GL.Enable(EnableCap.CullFace);
//GL.CullFace(CullFaceMode.Back);
GL.DepthMask(false);
GL.Enable(EnableCap.Blend);
GL.BlendFunc(GlobalSetting.BlendSetting.BlendingFactorSrc, GlobalSetting.BlendSetting.BlendingFactorDest);
GL.BlendEquation(GlobalSetting.BlendSetting.BlendEquationMode);
GL.BlendColor(GlobalSetting.BlendSetting.BlendColor);
}
public void BeginTransparent(TetMesh mesh)
{
//GL.Enable(EnableCap.CullFace);
//GL.CullFace(CullFaceMode.Back);
GL.DepthMask(false);
GL.Enable(EnableCap.Blend);
GL.BlendFunc(GlobalSetting.BlendSetting.BlendingFactorSrc, GlobalSetting.BlendSetting.BlendingFactorDest);
GL.BlendEquation(GlobalSetting.BlendSetting.BlendEquationMode);
GL.BlendColor(GlobalSetting.BlendSetting.BlendColor);
}
public void DrawSelectedTetrahedron(TetMesh mesh)
{
GL.PolygonMode(MaterialFace.FrontAndBack, PolygonMode.Line);
GL.LineWidth(GlobalSetting.DisplaySetting.LineWidth);
OpenGLManager.Instance.SetColorMesh(GlobalSetting.DisplaySetting.WifeFrameColor);
GL.Begin(BeginMode.Triangles);
foreach (var tet in mesh.Tetras)
{
if (tet.Flag != 0)
{
foreach (var face in tet.Faces)
{
if (TetMeshFlag.CheckBoundary(face) != null)
{
foreach (var v in face.Vertices)
{
GL.Normal3(v.SelectedNormal.ToArray());
GL.Vertex3(v.Pos.ToArray());
}
}
}
}
}
GL.End();
GL.LightModel(LightModelParameter.LightModelTwoSide, 1f);
GL.ShadeModel(ShadingModel.Smooth);
GL.PolygonMode(MaterialFace.FrontAndBack, PolygonMode.Fill);
GL.Enable(EnableCap.Normalize);
//Color c = GlobalSetting.MeshDisplaySetting.TetrahedronColor;
//OpenGLManager.Instance.SetMeshColor(c);
GL.Disable(EnableCap.ColorMaterial);
OpenGLManager.Instance.SetMaterialInfo();
GL.Begin(BeginMode.Triangles);
foreach (var tet in mesh.Tetras)
{
if (tet.Flag != 0)
{
foreach (var face in tet.Faces)
{
if (TetMeshFlag.CheckBoundary(face) != null)
{
foreach (var v in face.Vertices)
{
GL.Normal3(v.SelectedNormal.ToArray());
GL.Vertex3(v.Pos.ToArray());
}
}
}
}
}
GL.End();
GL.Enable(EnableCap.ColorMaterial);
}
public void DrawPoints(TetMesh m)
{
GL.ShadeModel(ShadingModel.Smooth);
GL.Enable(EnableCap.CullFace);
GL.PolygonMode(MaterialFace.FrontAndBack, PolygonMode.Point);
GL.PointSize(GlobalSetting.DisplaySetting.PointSize);
GL.Enable(EnableCap.PointSmooth);
GL.Hint(HintTarget.PointSmoothHint, HintMode.Nicest);
OpenGLManager.Instance.SetColorMesh(GlobalSetting.DisplaySetting.MeshColor);
DrawVertices(m);
}
public void DrawPoints(TetMesh m)
{
GL.ShadeModel(ShadingModel.Smooth);
GL.Enable(EnableCap.CullFace);
GL.PolygonMode(MaterialFace.FrontAndBack, PolygonMode.Point);
GL.PointSize(GlobalSetting.DisplaySetting.PointSize);
GL.Enable(EnableCap.PointSmooth);
GL.Hint(HintTarget.PointSmoothHint, HintMode.Nicest);
OpenGLManager.Instance.SetColorMesh(GlobalSetting.DisplaySetting.MeshColor);
DrawVertices(m);
}
public void DrawVertices(TetMesh mesh)
{
GL.Begin(BeginMode.Points);
foreach (var v in mesh.Vertices)
{
if ((GlobalTetSetting.TetDisplayFlag & TetDisplayFlag.HasInner) == TetDisplayFlag.HasInner || v.OnBoundary)
{
GL.Normal3(v.Normal.ToArray());
GL.Vertex3(v.Pos.ToArray());
}
}
GL.End();
}
public void DrawVertices(TetMesh mesh)
{
GL.Begin(BeginMode.Points);
foreach (var v in mesh.Vertices)
{
if ((GlobalTetSetting.TetDisplayFlag & TetDisplayFlag.HasInner) == TetDisplayFlag.HasInner || v.OnBoundary)
{
GL.Normal3(v.Normal.ToArray());
GL.Vertex3(v.Pos.ToArray());
}
}
GL.End();
}
public void DrawFlag(TetMesh mesh)
{
TetDisplayFlag mode = GlobalTetSetting.TetDisplayFlag;
GL.Enable(EnableCap.DepthTest);
GL.Enable(EnableCap.PolygonOffsetFill);
foreach (var item in methods)
{
if ((mode & item.Flag) == item.Flag)
{
item.Action(mesh);
}
}
GL.Disable(EnableCap.PolygonOffsetFill);
}
public void DrawFlag(TetMesh mesh)
{
TetDisplayFlag mode = GlobalTetSetting.TetDisplayFlag;
GL.Enable(EnableCap.DepthTest);
GL.Enable(EnableCap.PolygonOffsetFill);
foreach (var item in methods)
{
if ((mode & item.Flag) == item.Flag)
{
item.Action(mesh);
}
}
GL.Disable(EnableCap.PolygonOffsetFill);
}
private void testToolStripMenuItem_Click(object sender, EventArgs e)
{
// TetGenParser parser = new TetGenParser(IOHuiZhao.Instance.GetPath() + "/" + "tettmp.1");
TetGenParser parser = new TetGenParser("tettmp.1");
TetMesh mesh = parser.ReadAll();
mesh.BuildAdj();
mesh.ComputeTraits();
mesh.ComputeNormal();
//mesh.Check();
GlobalData.Instance.TetMesh = mesh;
GlobalData.Instance.TriMesh = null;
this.OnChanged(new EventArgs());
}
public void DrawFaceNormal(TetMesh mesh)
{
OpenGLManager.Instance.SetColorMesh(GlobalSetting.DisplaySetting.NormalColor);
double l = mesh.AvgLength * GlobalSetting.DisplaySetting.NormalLength;
GL.Begin(BeginMode.Lines);
foreach (var face in mesh.Faces)
{
if (face.Normal != Vector3D.Zero)
{
Vector3D mid = TetMeshUtil.GetMidPoint(face);
Vector3D normal = face.Normal * l;
GL.Vertex3(mid.ToArray());
GL.Vertex3((mid + normal).ToArray());
}
}
GL.End();
}
public void DrawSelectedVertexNormal(TetMesh mesh)
{
OpenGLManager.Instance.SetColorMesh(GlobalSetting.DisplaySetting.NormalColor);
double l = mesh.AvgLength * GlobalSetting.DisplaySetting.NormalLength;
GL.Begin(BeginMode.Lines);
foreach (var v in mesh.Vertices)
{
if (v.SelectedNormal != Vector3D.Zero)
{
Vector3D normal = v.SelectedNormal * l;
GL.Vertex3(v.Pos.ToArray());
GL.Vertex3((v.Pos + normal).ToArray());
}
}
GL.End();
}
public void DrawSelectedFaceNormal(TetMesh mesh)
{
OpenGLManager.Instance.SetColorMesh(GlobalSetting.DisplaySetting.NormalColor);
double l = mesh.AvgLength * GlobalSetting.DisplaySetting.NormalLength;
GL.Begin(BeginMode.Lines);
foreach (var face in mesh.Faces)
{
if (face.SelectedNormal != Vector3D.Zero)
{
Vector3D mid = TetMeshUtil.GetMidPoint(face);
Vector3D normal = face.SelectedNormal * l;
GL.Vertex3(mid.ToArray());
GL.Vertex3((mid + normal).ToArray());
}
}
GL.End();
}
public TetGenParser(string fileWithoutExt)
{
nodeFile = fileWithoutExt + ".node";
edgeFile = fileWithoutExt + ".edge";
faceFile = fileWithoutExt + ".face";
eleFile = fileWithoutExt + ".ele";
//neighFile = fileWithoutExt + ".neigh";
if (!File.Exists(nodeFile) ||
!File.Exists(edgeFile) ||
!File.Exists(faceFile) ||
!File.Exists(eleFile) )
//!File.Exists(neighFile))
{
throw new FileNotFoundException("tetgen文件不全");
}
mesh = new TetMesh();
}
public TetGenParser(string fileWithoutExt)
{
nodeFile = fileWithoutExt + ".node";
edgeFile = fileWithoutExt + ".edge";
faceFile = fileWithoutExt + ".face";
eleFile = fileWithoutExt + ".ele";
//neighFile = fileWithoutExt + ".neigh";
if (!File.Exists(nodeFile) ||
!File.Exists(edgeFile) ||
!File.Exists(faceFile) ||
!File.Exists(eleFile))
//!File.Exists(neighFile))
{
throw new FileNotFoundException("tetgen文件不全");
}
mesh = new TetMesh();
}
void RefreshEdge()
{
TetMesh mesh = GlobalData.Instance.TetMesh;
this.onLoad = true;
this.edgeView.Rows.Clear();
this.edgeView.Rows.Add(mesh.Edges.Count);
for (int i = 0; i < mesh.Edges.Count; i++)
{
TetEdge e = mesh.Edges[i];
DataGridViewRow row = this.edgeView.Rows[i];
row.Cells["EIndex"].Value = e.Index;
row.Cells["EFlag"].Value = e.Flag;
row.Cells["EBoundary"].Value = e.OnBoundary;
row.Cells["EV0"].Value = e.Vertices[0].Index;
row.Cells["EV1"].Value = e.Vertices[1].Index;
}
this.onLoad = false;
}
void ChangePlane()
{
TetMesh mesh = GlobalData.Instance.TetMesh;
foreach (var tet in mesh.Tetras)
{
PlaneIntersectionType intersect = TetMeshUtil.Intersect(this.plane, tet);
if (intersect == PlaneIntersectionType.Front ||
(intersecting && intersect == PlaneIntersectionType.Intersecting))
{
tet.Flag = 1;
}
else
{
tet.Flag = 0;
}
}
mesh.ComputeSelectedNormal();
GlobalData.Instance.OnChanged(EventArgs.Empty);
}
public void DrawVertexNormal(TetMesh mesh)
{
OpenGLManager.Instance.SetColorMesh(GlobalSetting.DisplaySetting.NormalColor);
double l = mesh.AvgLength * GlobalSetting.DisplaySetting.NormalLength;
GL.Begin(BeginMode.Lines);
foreach (var v in mesh.Vertices)
{
if (v.OnBoundary)
{
Vector3D normal = v.Normal * l;
double x = v.Pos.x;
double y = v.Pos.y;
double z = v.Pos.z;
GL.Vertex3(x, y, z);
GL.Vertex3(x + normal.x, y + normal.y, z + normal.z);
}
}
GL.End();
}
public void DrawVertexNormal(TetMesh mesh)
{
OpenGLManager.Instance.SetColorMesh(GlobalSetting.DisplaySetting.NormalColor);
double l = mesh.AvgLength * GlobalSetting.DisplaySetting.NormalLength;
GL.Begin(BeginMode.Lines);
foreach (var v in mesh.Vertices)
{
if (v.OnBoundary)
{
Vector3D normal = v.Normal * l;
double x = v.Pos.x;
double y = v.Pos.y;
double z = v.Pos.z;
GL.Vertex3(x, y, z);
GL.Vertex3(x + normal.x, y + normal.y, z + normal.z);
}
}
GL.End();
}
public static Vector3D[] ComputeNormalUniformWeight(TetMesh mesh)
{
Vector3D[] vn = new Vector3D[mesh.Vertices.Count];
foreach (var face in mesh.Faces)
{
Vector3D fn = ComputeNormal(face);
if (fn != Vector3D.Zero)
{
foreach (var v in face.Vertices)
{
vn[v.Index] += fn;
}
}
}
for (int i = 0; i < vn.Length; i++)
{
vn[i] = vn[i].Normalize();
}
return vn;
}
void RefreshFace()
{
TetMesh mesh = GlobalData.Instance.TetMesh;
this.onLoad = true;
this.faceView.Rows.Clear();
this.faceView.Rows.Add(mesh.Faces.Count);
for (int i = 0; i < mesh.Faces.Count; i++)
{
TetFace f = mesh.Faces[i];
DataGridViewRow row = this.faceView.Rows[i];
row.Cells["FIndex"].Value = f.Index;
row.Cells["FFlag"].Value = f.Flag;
row.Cells["FBoundary"].Value = f.OnBoundary;
row.Cells["FV0"].Value = f.Vertices[0].Index;
row.Cells["FV1"].Value = f.Vertices[1].Index;
row.Cells["FV2"].Value = f.Vertices[2].Index;
}
this.onLoad = false;
}
public static Vector3D[] ComputeNormalUniformWeight(TetMesh mesh)
{
Vector3D[] vn = new Vector3D[mesh.Vertices.Count];
foreach (var face in mesh.Faces)
{
Vector3D fn = ComputeNormal(face);
if (fn != Vector3D.Zero)
{
foreach (var v in face.Vertices)
{
vn[v.Index] += fn;
}
}
}
for (int i = 0; i < vn.Length; i++)
{
vn[i] = vn[i].Normalize();
}
return(vn);
}
void RefreshVertex()
{
TetMesh mesh = GlobalData.Instance.TetMesh;
this.onLoad = true;
this.vertexView.Rows.Clear();
this.vertexView.Rows.Add(mesh.Vertices.Count);
for (int i = 0; i < mesh.Vertices.Count; i++)
{
TetVertex v = mesh.Vertices[i];
DataGridViewRow row = this.vertexView.Rows[i];
row.Cells["VIndex"].Value = v.Index;
row.Cells["VFlag"].Value = v.Flag;
row.Cells["VBoundary"].Value = v.OnBoundary;
row.Cells["VX"].Value = v.Pos.x;
row.Cells["VY"].Value = v.Pos.y;
row.Cells["VZ"].Value = v.Pos.z;
}
this.onLoad = false;
}
void RefreshTetrahedron()
{
TetMesh mesh = GlobalData.Instance.TetMesh;
this.onLoad = true;
this.tetrahedronView.Rows.Clear();
this.tetrahedronView.Rows.Add(mesh.Tetras.Count);
for (int i = 0; i < mesh.Tetras.Count; i++)
{
Tetrahedron tet = mesh.Tetras[i];
DataGridViewRow row = this.tetrahedronView.Rows[i];
row.Cells["TIndex"].Value = tet.Index;
row.Cells["TFlag"].Value = tet.Flag;
row.Cells["TBoundary"].Value = tet.OnBoundary;
row.Cells["TV0"].Value = tet.Vertices[0].Index;
row.Cells["TV1"].Value = tet.Vertices[1].Index;
row.Cells["TV2"].Value = tet.Vertices[2].Index;
row.Cells["TV3"].Value = tet.Vertices[3].Index;
}
this.onLoad = false;
}
private void CellValueChanged(object sender, DataGridViewCellEventArgs e)
{
if (!this.onLoad)
{
TetMesh mesh = GlobalData.Instance.TetMesh;
DataGridView dgv = (DataGridView)sender;
DataGridViewColumn column = dgv.Columns[e.ColumnIndex];
DataGridViewRow row = dgv.Rows[e.RowIndex];
int index = (int)row.Cells[0].Value;
switch (column.Name)
{
case "VFlag":
mesh.Vertices[index].Flag = Convert.ToInt32(row.Cells[e.ColumnIndex].Value);
break;
case "EFlag":
mesh.Edges[index].Flag = Convert.ToInt32(row.Cells[e.ColumnIndex].Value);
break;
case "FFlag":
mesh.Faces[index].Flag = Convert.ToInt32(row.Cells[e.ColumnIndex].Value);
break;
case "TFlag":
mesh.Tetras[index].Flag = Convert.ToInt32(row.Cells[e.ColumnIndex].Value);
break;
default:
break;
}
if (!this.onPatch)
{
mesh.ComputeSelectedNormal();
GlobalData.Instance.OnChanged(new EventArgs());
}
}
}
public void DrawSelectedVertices(TetMesh mesh)
{
GL.PolygonMode(MaterialFace.FrontAndBack, PolygonMode.Point);
GL.PointSize(GlobalSetting.DisplaySetting.PointSize);
GL.Enable(EnableCap.PointSmooth);
GL.Hint(HintTarget.PointSmoothHint, HintMode.Nicest);
OpenGLManager.Instance.SetColorMesh(GlobalSetting.DisplaySetting.SelectedVertexColor);
GL.Begin(BeginMode.Points);
foreach (var v in mesh.Vertices)
{
if (v.Flag != 0)
{
Color4 color = v.Color;
if (color != Color4.Black)
{
OpenTK.Graphics.Color4 colorTwo = new OpenTK.Graphics.Color4((float)color.R, (float)color.G, (float)color.B, 0.0f);
OpenGLManager.Instance.SetColorMesh(colorTwo);
}
GL.Normal3(v.Normal.ToArray());
GL.Vertex3(v.Pos.ToArray());
}
}
GL.End();
}
public void DrawSelectedVertices(TetMesh mesh)
{
GL.PolygonMode(MaterialFace.FrontAndBack, PolygonMode.Point);
GL.PointSize(GlobalSetting.DisplaySetting.PointSize);
GL.Enable(EnableCap.PointSmooth);
GL.Hint(HintTarget.PointSmoothHint, HintMode.Nicest);
OpenGLManager.Instance.SetColorMesh(GlobalSetting.DisplaySetting.SelectedVertexColor);
GL.Begin(BeginMode.Points);
foreach (var v in mesh.Vertices)
{
if (v.Flag != 0)
{
Color4 color = v.Color;
if (color != Color4.Black)
{
OpenTK.Graphics.Color4 colorTwo = new OpenTK.Graphics.Color4((float)color.R, (float)color.G, (float)color.B, 0.0f);
OpenGLManager.Instance.SetColorMesh(colorTwo);
}
GL.Normal3(v.Normal.ToArray());
GL.Vertex3(v.Pos.ToArray());
}
}
GL.End();
}
public void EndTransparent(TetMesh mesh)
{
GL.Disable(EnableCap.Blend);
GL.DepthMask(true);
}
public void DrawSelectedTetrahedron(TetMesh mesh)
{
GL.PolygonMode(MaterialFace.FrontAndBack, PolygonMode.Line);
GL.LineWidth(GlobalSetting.DisplaySetting.LineWidth);
OpenGLManager.Instance.SetColorMesh(GlobalSetting.DisplaySetting.WifeFrameColor);
GL.Begin(BeginMode.Triangles);
foreach (var tet in mesh.Tetras)
{
if (tet.Flag != 0)
{
foreach (var face in tet.Faces)
{
if (TetMeshFlag.CheckBoundary(face) != null)
{
foreach (var v in face.Vertices)
{
GL.Normal3(v.SelectedNormal.ToArray());
GL.Vertex3(v.Pos.ToArray());
}
}
}
}
}
GL.End();
GL.LightModel(LightModelParameter.LightModelTwoSide, 1f);
GL.ShadeModel(ShadingModel.Smooth);
GL.PolygonMode(MaterialFace.FrontAndBack, PolygonMode.Fill);
GL.Enable(EnableCap.Normalize);
//Color c = GlobalSetting.MeshDisplaySetting.TetrahedronColor;
//OpenGLManager.Instance.SetMeshColor(c);
GL.Disable(EnableCap.ColorMaterial);
OpenGLManager.Instance.SetMaterialInfo();
GL.Begin(BeginMode.Triangles);
foreach (var tet in mesh.Tetras)
{
if (tet.Flag != 0)
{
foreach (var face in tet.Faces)
{
if (TetMeshFlag.CheckBoundary(face) != null)
{
foreach (var v in face.Vertices)
{
GL.Normal3(v.SelectedNormal.ToArray());
GL.Vertex3(v.Pos.ToArray());
}
}
}
}
}
GL.End();
GL.Enable(EnableCap.ColorMaterial);
}
public void DrawSelectedVertexNormal(TetMesh mesh)
{
OpenGLManager.Instance.SetColorMesh(GlobalSetting.DisplaySetting.NormalColor);
double l = mesh.AvgLength * GlobalSetting.DisplaySetting.NormalLength;
GL.Begin(BeginMode.Lines);
foreach (var v in mesh.Vertices)
{
if (v.SelectedNormal != Vector3D.Zero)
{
Vector3D normal = v.SelectedNormal * l;
GL.Vertex3(v.Pos.ToArray());
GL.Vertex3((v.Pos + normal).ToArray());
}
}
GL.End();
}
public void EndTransparent(TetMesh mesh)
{
GL.Disable(EnableCap.Blend);
GL.DepthMask(true);
}