First working version

2006-02-13 16:15:03 +00:00 · 2006-02-13 16:15:03 +00:00 · a148df81a0
parent 95153f03dc
commit a148df81a0
1 changed files with 91 additions and 0 deletions
--- a/apps/sample/trimesh_intersection/trimesh_intersection.cpp
+++ b/apps/sample/trimesh_intersection/trimesh_intersection.cpp
@ -0,0 +1,91 @@
+#include <vector>
+
+using namespace std;
+
+// VCG headers for triangular mesh processing
+#include <vcg/complex/trimesh/base.h>
+#include <vcg/complex/trimesh/update/topology.h>
+#include <vcg/complex/trimesh/update/edges.h>
+#include <vcg/complex/trimesh/update/bounding.h>
+#include <vcg/complex/trimesh/update/flag.h>
+#include <vcg/complex/trimesh/clean.h>
+
+// VCG File Format Importer
+#include <wrap/io_trimesh/import.h>
+#include <wrap/io_trimesh/export.h>
+
+// VCG Vertex
+#include <vcg/simplex/vertexplus/base.h>
+#include <vcg/simplex/vertexplus/component.h>
+
+// VCG Faces
+#include <vcg/simplex/faceplus/base.h>
+#include <vcg/simplex/faceplus/component.h>
+
+#include <vcg/space/index/grid_static_ptr.h>
+
+using namespace vcg;
+
+class MyFace;
+class MyEdge;
+class MyVertex  : public VertexSimp2< MyVertex, MyEdge, MyFace, vert::VFAdj, vert::Coord3f, 
+	vert::BitFlags, vert::Normal3f > {};
+class MyFace    : public FaceSimp2< MyVertex, MyEdge, MyFace, face::FFAdj, face::VFAdj, 
+	face::VertexRef, face::Normal3f, face::BitFlags, face::Mark > {};
+class MyMesh    : public vcg::tri::TriMesh< vector<CVertex>, vector<CFace> > {};
+
+typedef MyMesh::VertexPointer VertexPointer;
+typedef MyMesh::VertexIterator VertexIterator;
+
+typedef MyMesh::VertexPointer VertexPointer;
+typedef MyMesh::VertexIterator VertexIterator;
+typedef MyMesh::FaceContainer FaceContainer;
+
+
+int main(int argc,char ** argv)
+{
+	if (argc<6) 
+	{
+		printf("Usage: trimesh_intersection <filename> <a> <b> <c> <d>\n\n");
+		printf("       <filename>        Mesh model to intersect (PLY format).");
+		printf("       <a> <b> <c> <d>   The coefficients that specifying a plane in the form:\n");
+		printf("                             a*x + b*y + c*z + d = 0\n");
+
+		printf("       Example: trimesh_intersection bunny.ply 1.0 0.0 0.0 0.0");
+
+		return 0;
+	}
+
+	MyMesh m;
+
+	// open a mesh
+	int err = tri::io::Importer<MyMesh>::Open(m,argv[1]);
+  if(err) 
+	{
+      printf("Error in reading %s: '%s'\n",argv[1],tri::io::Importer<MyMesh>::ErrorMsg(err));
+      exit(-1);  
+	}
+
+  // some cleaning to get rid of bad file formats like stl that duplicate vertexes..
+  int dup = tri::Clean<MyMesh>::RemoveDuplicateVertex(m);
+  int unref =  tri::Clean<MyMesh>::RemoveUnreferencedVertex(m);
+
+	if (dup > 0 || unref > 0)
+		printf("Removed %i duplicate and %i unreferenced vertices from mesh %s\n",dup,unref,argv[1]);
+
+  printf("");
+
+  // Compute cross-intersection with the given plane
+	/////////////////////////////////////////////////////////
+
+	double a = atof(arg[2]);
+	double b = atof(arg[3]);
+	double c = atof(arg[4]);
+	double d = atof(arg[5]);
+
+	// export cross-section
+  tri::io::ExporterPLY<MyMesh>::Save(m, "out.ply");
+
+  return 0;
+}
+