org.simantics.g3d.vtk/src/org/simantics/g3d/vtk/shape/vtkMeshObject.java

   1 package org.simantics.g3d.vtk.shape;
   2
   3 import org.simantics.g3d.shape.Mesh;
   4 import org.simantics.utils.threads.AWTThread;
   5 import org.simantics.utils.threads.ThreadUtils;
   6
   7 import vtk.vtkPanel;
   8 import vtk.vtkRenderer;
   9
  10 public class vtkMeshObject {
  11
  12         private vtkPanel panel;
  13         private Mesh mesh;
  14
  15         private MeshActor meshActor;
  16
  17         public vtkMeshObject(vtkPanel panel, Mesh mesh) {
  18                 this.mesh = mesh;
  19                 this.panel = panel;
  20         }
  21
  22         public void visualizeMesh() {
  23                 clearActorsAWT();
  24                 meshActor = new MeshActor();
  25                 meshActor.setMesh(mesh);
  26                 //System.out.println("Set mesh " + mesh.getVertices().size() + " " + mesh.getIndices().size() + " " + this);
  27                 showActorsAWT();
  28         }
  29
  30         public MeshActor getActor() {
  31                 assert (Thread.currentThread() == AWTThread.getThreadAccess().getThread());
  32                 return meshActor;
  33         }
  34
  35         public void showActorsAWT() {
  36                 //System.out.println("showActorsAWT " + this + " " + meshActor != null);
  37                 assert (Thread.currentThread() == AWTThread.getThreadAccess().getThread());
  38                 vtkRenderer ren = panel.GetRenderer();
  39                 if (meshActor != null)
  40                         ren.AddActor(meshActor);
  41         }
  42
  43         public void showActors() {
  44                 ThreadUtils.asyncExec(AWTThread.getThreadAccess(), new Runnable() {
  45
  46                         @Override
  47                         public void run() {
  48                                 showActorsAWT();
  49                         }
  50                 });
  51         }
  52
  53         public void clearActorsAWT() {
  54                 assert (Thread.currentThread() == AWTThread.getThreadAccess().getThread());
  55
  56                 if (meshActor == null)
  57                         return;
  58                 //System.out.println("clearActorsAwt " + this);
  59                 vtkRenderer ren = panel.GetRenderer();
  60                 if (ren == null)
  61                         return;
  62                 panel.lock();
  63                 if (meshActor.GetVTKId() != 0) {
  64                         ren.RemoveActor(meshActor);
  65                         meshActor.Delete();
  66                 }
  67                 panel.unlock();
  68                 meshActor = null;
  69         }
  70
  71         private void clearActorsAWT(MeshActor meshActor) {
  72                 assert (Thread.currentThread() == AWTThread.getThreadAccess().getThread());
  73
  74                 if (meshActor == null)
  75                         return;
  76                 //System.out.println("clearActorsAwt2 " + this);
  77                 vtkRenderer ren = panel.GetRenderer();
  78                 if (ren == null)
  79                         return;
  80                 panel.lock();
  81                 if (meshActor.GetVTKId() != 0) {
  82                         ren.RemoveActor(meshActor);
  83                         meshActor.Delete();
  84                 }
  85                 panel.unlock();
  86                 meshActor = null;
  87         }
  88
  89         public void clearActors() {
  90                 if (meshActor == null)
  91                         return;
  92                 ThreadUtils.asyncExec(AWTThread.getThreadAccess(), new Runnable() {
  93
  94                         @Override
  95                         public void run() {
  96                                 clearActorsAWT(meshActor);
  97                         }
  98                 });
  99         }
 100
 101         public void dispose() {
 102                 mesh = null;
 103                 clearActors();
 104         }
 105
 106         public void delete() {
 107                 mesh = null;
 108                 clearActorsAWT();
 109         }
 110
 111 }