added matlab interface and usage example

2011-09-03 17:46:37 +00:00
parent ae6d6b9bc8
commit bb8a60d094
3 changed files with 305 additions and 36 deletions
@@ -0,0 +1,55 @@
+//
+//  IGL Lib - Simple C++ mesh library 
+//
+//  Copyright 2011, Daniele Panozzo. All rights reserved.
+//
+//
+//  Example that shows the integration with matlab
+//
+
+// IMPORTANT DO NOT REMOVE OR MOVE
+#define EIGEN_YES_I_KNOW_SPARSE_MODULE_IS_NOT_STABLE_YET 
+
+#include <iostream>
+#include <string>
+#include <read.h>
+
+#include <matlabinterface.h>
+
+using namespace std;
+
+int main (int argc, const char * argv[])
+{
+    // read the header of matlabinterface.h for compilation instructions
+    
+    Eigen::MatrixXd V,V2;
+    Eigen::MatrixXi F,F2;
+    
+    // Read mesh from file
+    igl::read(string(argv[1]),V,F);
+    
+    // Send mesh to matlab
+    igl::mlsetmatrix("V",V);
+    igl::mlsetmatrix("F",F);
+
+    // Plot the mesh from matlab
+    igl::mleval("trimesh(F,V(:,1),V(:,2),V(:,3))");
+
+    // Receive mesh from matlab
+    igl::mlgetmatrix("V",V2);
+    igl::mlgetmatrix("F",F2);
+
+    // Plot the received mesh
+    cerr << "V " << endl << V2  << endl;
+    cerr << "F " << endl << F2  << endl;
+    
+    // It is also possible to send scalars
+    igl::mlsetscalar("s", 3);
+    cerr << "s = " << igl::mlgetscalar("s") << endl;
+
+    // If the program closes the matlab session is killed too..
+    getchar();
+    
+    return 0;
+}
+