mergetest.cc File Reference

#include "iGeom.h"
#include <iostream>
#include <set>
#include <algorithm>
#include <vector>
#include <iomanip>
#include <assert.h>
#include <string.h>
#include <math.h>

Go to the source code of this file.

Classes
class	SimpleArray< T >
Defines
#define	CHECK(STR)   if (err != iBase_SUCCESS) return print_error( STR, err, geom, __FILE__, __LINE__ )
#define	STRINGIFY(S)   XSTRINGIFY(S)
#define	XSTRINGIFY(S)   #S
#define	ARRAY_INOUT(A)   A.ptr(), &A.capacity(), &A.size()
#define	ARRAY_IN(A)   &A[0], A.size()
Typedefs
typedef iBase_TagHandle	TagHandle
typedef iBase_EntityHandle	GentityHandle
typedef iBase_EntitySetHandle	GentitysetHandle
Functions
static bool	print_error (const char *desc, int err, iGeom_Instance geom, const char *file, int line)
int	main (int argc, char *argv[])

---

Define Documentation

#define ARRAY_IN

(

A

)

&A[0], A.size()

Definition at line 87 of file mergetest.cc.

#define ARRAY_INOUT

(

A

)

A.ptr(), &A.capacity(), &A.size()

Definition at line 86 of file mergetest.cc.

#define CHECK

(

STR

)

if (err != iBase_SUCCESS) return print_error( STR, err, geom, __FILE__, __LINE__ )

Definition at line 18 of file mergetest.cc.

#define STRINGIFY

(

S

)

XSTRINGIFY(S)

Definition at line 20 of file mergetest.cc.

#define XSTRINGIFY

(

S

)

#S

Definition at line 21 of file mergetest.cc.

---

Typedef Documentation

typedef iBase_EntityHandle GentityHandle

Definition at line 43 of file mergetest.cc.

typedef iBase_EntitySetHandle GentitysetHandle

Definition at line 44 of file mergetest.cc.

typedef iBase_TagHandle TagHandle

Definition at line 42 of file mergetest.cc.

---

Function Documentation

int main	(	int	argc,
		char *	argv[]
	)

Definition at line 89 of file mergetest.cc.

{
    // Check command line arg
  #ifdef FORCE_OCC
    #ifndef HAVE_OCC
      #error "Cannot force use of OCC w/out OCC support"
    #endif
  std::string filename = STRINGIFY(SRCDIR) "/voltest.stp";
  std::string outfile = "merged.occ";
    std::string engine_opt = ";engine=OCC";
  #elif defined(HAVE_OCC)
    std::string filename = STRINGIFY(SRCDIR) "/voltest.stp";
    std::string outfile = "merged.occ";
    std::string engine_opt = ";engine=OCC";
  #else
    std::cerr << "for facet engine merge is not supported\n";
    return 1;
  #endif
  if (argc == 1) {
    std::cout << "Using default input file: " << filename << std::endl;
    std::cout << "Using default output file: " << outfile << std::endl;
  }
  else if (argc >= 3) {
    filename = argv[1];
    outfile = argv[2];
  }
  else {
    std::cerr << "Usage: " << argv[0] << " [geom_filename] [out file]" << std::endl;
    return 1;
  }

  // initialize  geom
  int err;
  iGeom_Instance geom;
  iGeom_newGeom( engine_opt.c_str(), &geom, &err, engine_opt.length() );

    // Print out Header information
  std::cout << "\n merge utility :\n\n";

  iGeom_load( geom, &filename[0], 0, &err, filename.length(), 0 );
  CHECK( "ERROR : can not load a geometry" );

  iBase_EntitySetHandle root_set;
  iGeom_getRootSet( geom, &root_set, &err );
  CHECK( "ERROR : getRootSet failed!" );

    // print out the number of entities
  std::cout << "Model contents: " << std::endl;
  const char *gtype[] = {"vertices: ", "edges: ", "faces: ", "regions: "};
  for (int i = 0; i <= 3; ++i) {
    int count;
    iGeom_getNumOfType( geom, root_set, i, &count, &err );
    CHECK( "Error: problem getting entities after gLoad." );
    std::cout << gtype[i] << count << std::endl;
  }

  // get volumes, and call merge
  int count;
  iGeom_getNumOfType( geom, root_set, 3, &count, &err );
  CHECK( "Error: problem getting volume numbers after gLoad." );

  SimpleArray<iBase_EntityHandle> vols;

  iGeom_getEntities( geom, root_set, 3, ARRAY_INOUT(vols), &err );
  CHECK( "Error: problem getting volumes." );

  //  now imprint
  std::cout << "\n\nImprinting...." << std::endl;
  iGeom_imprintEnts(geom, ARRAY_IN(vols),&err);
  CHECK( "Error: problem imprinting volumes." );

  std::cout << "\n\nMerging...." << std::endl;
  double dTol = 1e-4;
  iGeom_mergeEnts(geom, ARRAY_IN(vols), dTol, &err);
  CHECK( "Error: problem merging volumes." );

  iGeom_save(geom, outfile.c_str(), NULL, &err,
                strlen(outfile.c_str()), 0);
  CHECK( "Error: problem saving." );

  return 0;
}

static bool print_error	(	const char *	desc,
		int	err,
		iGeom_Instance	geom,
		const char *	file,
		int	line
	)		[static]

Definition at line 23 of file mergetest.cc.

{
  char buffer[1024];
  iGeom_getDescription( geom, buffer, sizeof(buffer) );
  buffer[sizeof(buffer)-1] = '\0';

  std::cerr << "ERROR: " << desc << std::endl
            << "  Error code: " << err << std::endl
            << "  Error desc: " << buffer << std::endl
            << "  At        : " << file << ':' << line << std::endl
            ;

  return false; // must always return false or CHECK macro will break
}