Error with dim_vector

[John W. Eaton]

On 13-Aug-2009, Justin Bare wrote:

| The following C++ code gives me the runtime error "undefined symbol:
| _Z4data10dim_vector" at the line "data(dim_vector(v)) =
| Cell((octave_value)var);" Any ideas?
| 
|     int numVars = myData.arrayVars.size();
| 
|     string_vector names;
|     names.resize(numVars);
|     for(int i = 0; i < numVars; i++){
|       names[i] = myData.varNames[i];
| 
|     }
| 
| 
|     int numTimeSteps = myData.arrayVars[names[0]].size();
| 
|     Cell data(dim_vector(numVars));
| 
| 
|     for(int v = 0; v < numVars; v++){
|       int dataLength = myData.arrayVars[names[v]][0].size();
| 
|       NDArray var = NDArray(dim_vector(numTimeSteps, dataLength));
|       for (int t = 0; t < numTimeSteps; t++){
|         for(int i = 0; i < dataLength; i++){
|           var(t, i) = myData.arrayVars[names[v]][t][i];
| 
|         }
|       }
|       data(dim_vector(v)) = Cell((octave_value)var);
|     }

The expression dim_vector(v) constructs a dim_vector object from v.
Octave's dim_vector objects are for defining dimensions, not indexing.

jwe