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changed, in vmi importer, return type from bool to int and added human readable error messages

This commit is contained in:
Paolo Cignoni 2009-10-30 11:49:06 +00:00
parent 3850a66151
commit 6f2aa86c56
1 changed files with 34 additions and 5 deletions
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39
wrap/io_trimesh/import_vmi.h
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@ -431,6 +431,34 @@ namespace io {
typedef typename OpenMeshType::VertexIterator VertexIterator; typedef typename OpenMeshType::VertexIterator VertexIterator;
typedef typename OpenMeshType::VertexType VertexType; typedef typename OpenMeshType::VertexType VertexType;
enum VMIErrorCodes {
NO_ERROR=0,
INCOMPATIBLE_VERTEX_TYPE,
INCOMPATIBLE_FACE_TYPE,
FAILED_OPEN
};
/*!
* Standard call for knowing the meaning of an error code
* \param message_code The code returned by <CODE>Open</CODE>
* \return The string describing the error code
*/
static const char* ErrorMsg(int message_code)
{
static const char* error_msg[] =
{
"No errors",
"The file has a incompatible vertex signature",
"The file has a incompatible Face signature",
"General failure of the file opening"
};
if(message_code>4 || message_code<0)
return "Unknown error";
else
return error_msg[message_code];
};
static bool GetHeader(std::vector<std::string>& fnameV, std::vector<std::string>& fnameF, unsigned int & vertSize, unsigned int &faceSize){ static bool GetHeader(std::vector<std::string>& fnameV, std::vector<std::string>& fnameF, unsigned int & vertSize, unsigned int &faceSize){
std::string name; std::string name;
unsigned int nameFsize,nameVsize,i; unsigned int nameFsize,nameVsize,i;
@ -466,13 +494,14 @@ namespace io {
static bool Open(OpenMeshType &m, const char * filename, int &/*mask*/, CallBackPos *cb=0){ static int Open(OpenMeshType &m, const char * filename, int &/*mask*/, CallBackPos *cb=0){
typedef typename OpenMeshType::VertexType VertexType; typedef typename OpenMeshType::VertexType VertexType;
typedef typename OpenMeshType::FaceType FaceType; typedef typename OpenMeshType::FaceType FaceType;
typename OpenMeshType::FaceIterator fi; typename OpenMeshType::FaceIterator fi;
typename OpenMeshType::VertexIterator vi; typename OpenMeshType::VertexIterator vi;
F() = fopen(filename,"rb"); F() = fopen(filename,"rb");
if(!F()) return FAILED_OPEN;
std::vector<std::string> nameF,nameV,fnameF,fnameV; std::vector<std::string> nameF,nameV,fnameF,fnameV;
unsigned int vertSize,faceSize; unsigned int vertSize,faceSize;
@ -484,8 +513,8 @@ namespace io {
OpenMeshType::VertexType::Name(nameV); OpenMeshType::VertexType::Name(nameV);
/* check if the type is the very same, otherwise return */ /* check if the type is the very same, otherwise return */
if(fnameV != nameV) return false; if(fnameV != nameV) return INCOMPATIBLE_VERTEX_TYPE;
if(fnameF != nameF) return false; if(fnameF != nameF) return INCOMPATIBLE_FACE_TYPE;
int offsetV,offsetF; int offsetV,offsetF;
@ -598,8 +627,8 @@ namespace io {
} }
fclose(F()); fclose(F());
return true; return NO_ERROR; // zero is the standard (!) code of success
} }
}; // end class }; // end class