int Execute( int argc , char* argv[] )
{
Reset< Real >();
int i;
int paramNum = sizeof(params)/sizeof(cmdLineReadable*);
int commentNum=0;
char **comments;
comments = new char*[paramNum+7];
for( i=0 ; i<paramNum+7 ; i++ ) comments[i] = new char[1024];
if( Verbose.set ) echoStdout=1;
XForm4x4< Real > xForm , iXForm;
if( XForm.set )
{
FILE* fp = fopen( XForm.value , "r" );
if( !fp )
{
fprintf( stderr , "[WARNING] Could not read x-form from: %s\n" , XForm.value );
xForm = XForm4x4< Real >::Identity();
}
else
{
for( int i=0 ; i<4 ; i++ ) for( int j=0 ; j<4 ; j++ )
{
float f;
fscanf( fp , " %f " , &f );
xForm(i,j) = (Real)f;
}
fclose( fp );
}
}
else xForm = XForm4x4< Real >::Identity();
iXForm = xForm.inverse();
DumpOutput2( comments[commentNum++] , "Running Screened Poisson Reconstruction (Version 6.13)\n" );
char str[1024];
for( int i=0 ; i<paramNum ; i++ )
if( params[i]->set )
{
params[i]->writeValue( str );
if( strlen( str ) ) DumpOutput2( comments[commentNum++] , "\t--%s %s\n" , params[i]->name , str );
else DumpOutput2( comments[commentNum++] , "\t--%s\n" , params[i]->name );
}
double t;
double tt=PTime();
Real isoValue = 0;
Octree< Real > tree;
tree.threads = Threads.value;
if( !In.set )
{
ShowUsage(argv[0]);
return 0;
}
if( !MaxSolveDepth.set ) MaxSolveDepth.value = Depth.value;
OctNode< TreeNodeData >::SetAllocator( MEMORY_ALLOCATOR_BLOCK_SIZE );
t=PTime();
int kernelDepth = KernelDepth.set ? KernelDepth.value : Depth.value-2;
if( kernelDepth>Depth.value )
{
fprintf( stderr,"[ERROR] %s can't be greater than %s: %d <= %d\n" , KernelDepth.name , Depth.name , KernelDepth.value , Depth.value );
return EXIT_FAILURE;
}
double maxMemoryUsage;
t=PTime() , tree.maxMemoryUsage=0;
typename Octree< Real >::PointInfo* pointInfo = new typename Octree< Real >::PointInfo();
typename Octree< Real >::NormalInfo* normalInfo = new typename Octree< Real >::NormalInfo();
std::vector< Real >* kernelDensityWeights = new std::vector< Real >();
std::vector< Real >* centerWeights = new std::vector< Real >();
PointStream< float >* pointStream;
char* ext = GetFileExtension( In.value );
if ( !strcasecmp( ext , "bnpts" ) ) pointStream = new BinaryPointStream< float >( In.value );
else if( !strcasecmp( ext , "ply" ) ) pointStream = new PLYPointStream< float >( In.value );
else pointStream = new ASCIIPointStream< float >( In.value );
delete[] ext;
int pointCount = tree.template SetTree< float >( pointStream , MinDepth.value , Depth.value , FullDepth.value , kernelDepth , Real(SamplesPerNode.value) , Scale.value , Confidence.set , NormalWeights.set , PointWeight.value , AdaptiveExponent.value , *pointInfo , *normalInfo , *kernelDensityWeights , *centerWeights , BoundaryType.value , xForm , Complete.set );
if( !Density.set ) delete kernelDensityWeights , kernelDensityWeights = NULL;
DumpOutput2( comments[commentNum++] , "# Tree set in: %9.1f (s), %9.1f (MB)\n" , PTime()-t , tree.maxMemoryUsage );
DumpOutput( "Input Points: %d\n" , pointCount );
DumpOutput( "Leaves/Nodes: %d/%d\n" , tree.tree.leaves() , tree.tree.nodes() );
DumpOutput( "Memory Usage: %.3f MB\n" , float( MemoryInfo::Usage() )/(1<<20) );
maxMemoryUsage = tree.maxMemoryUsage;
t=PTime() , tree.maxMemoryUsage=0;
Pointer( Real ) constraints = tree.SetLaplacianConstraints( *normalInfo );
delete normalInfo;
DumpOutput2( comments[commentNum++] , "# Constraints set in: %9.1f (s), %9.1f (MB)\n" , PTime()-t , tree.maxMemoryUsage );
DumpOutput( "Memory Usage: %.3f MB\n" , float( MemoryInfo::Usage())/(1<<20) );
maxMemoryUsage = std::max< double >( maxMemoryUsage , tree.maxMemoryUsage );
t=PTime() , tree.maxMemoryUsage=0;
Pointer( Real ) solution = tree.SolveSystem( *pointInfo , constraints , ShowResidual.set , Iters.value , MaxSolveDepth.value , CGDepth.value , CSSolverAccuracy.value );
delete pointInfo;
FreePointer( constraints );
DumpOutput2( comments[commentNum++] , "# Linear system solved in: %9.1f (s), %9.1f (MB)\n" , PTime()-t , tree.maxMemoryUsage );
DumpOutput( "Memory Usage: %.3f MB\n" , float( MemoryInfo::Usage() )/(1<<20) );
maxMemoryUsage = std::max< double >( maxMemoryUsage , tree.maxMemoryUsage );
CoredFileMeshData< Vertex > mesh;
if( Verbose.set ) tree.maxMemoryUsage=0;
t=PTime();
isoValue = tree.GetIsoValue( solution , *centerWeights );
delete centerWeights;
DumpOutput( "Got average in: %f\n" , PTime()-t );
DumpOutput( "Iso-Value: %e\n" , isoValue );
if( VoxelGrid.set )
{
double t = PTime();
FILE* fp = fopen( VoxelGrid.value , "wb" );
if( !fp ) fprintf( stderr , "Failed to open voxel file for writing: %s\n" , VoxelGrid.value );
else
{
int res;
Pointer( Real ) values = tree.Evaluate( solution , res , isoValue , VoxelDepth.value );
fwrite( &res , sizeof(int) , 1 , fp );
if( sizeof(Real)==sizeof(float) ) fwrite( values , sizeof(float) , res*res*res , fp );
else
{
float *fValues = new float[res*res*res];
for( int i=0 ; i<res*res*res ; i++ ) fValues[i] = float( values[i] );
fwrite( fValues , sizeof(float) , res*res*res , fp );
delete[] fValues;
}
fclose( fp );
DeletePointer( values );
}
DumpOutput( "Got voxel grid in: %f\n" , PTime()-t );
}
if( Out.set )
{
t = PTime() , tree.maxMemoryUsage = 0;
tree.GetMCIsoSurface( kernelDensityWeights ? GetPointer( *kernelDensityWeights ) : NullPointer< Real >() , solution , isoValue , mesh , true , !NonManifold.set , PolygonMesh.set );
if( PolygonMesh.set ) DumpOutput2( comments[commentNum++] , "# Got polygons in: %9.1f (s), %9.1f (MB)\n" , PTime()-t , tree.maxMemoryUsage );
else DumpOutput2( comments[commentNum++] , "# Got triangles in: %9.1f (s), %9.1f (MB)\n" , PTime()-t , tree.maxMemoryUsage );
maxMemoryUsage = std::max< double >( maxMemoryUsage , tree.maxMemoryUsage );
DumpOutput2( comments[commentNum++],"# Total Solve: %9.1f (s), %9.1f (MB)\n" , PTime()-tt , maxMemoryUsage );
if( NoComments.set )
{
if( ASCII.set ) PlyWritePolygons( Out.value , &mesh , PLY_ASCII , NULL , 0 , iXForm );
else PlyWritePolygons( Out.value , &mesh , PLY_BINARY_NATIVE , NULL , 0 , iXForm );
}
else
{
if( ASCII.set ) PlyWritePolygons( Out.value , &mesh , PLY_ASCII , comments , commentNum , iXForm );
else PlyWritePolygons( Out.value , &mesh , PLY_BINARY_NATIVE , comments , commentNum , iXForm );
}
DumpOutput( "Vertices / Polygons: %d / %d\n" , mesh.outOfCorePointCount()+mesh.inCorePoints.size() , mesh.polygonCount() );
}
FreePointer( solution );
return 1;
}
int ExecuteMemory( int argc , char* argv[], std::vector< std::vector< float > > & positions, std::vector< std::vector< float > > & normals,
std::vector< std::vector< float > > & vertices, std::vector< std::vector< int > > & faces )
{
argc = (int)argc;
argv = argv;
cmdLineParse( argc-1 , &argv[1] , sizeof(params)/sizeof(cmdLineReadable*) , params , 1 );
typedef PlyVertex< Real > Vertex;
bool OutputDensity = false;
OutputDensity = OutputDensity;
int i;
int paramNum = sizeof(params)/sizeof(cmdLineReadable*);
int commentNum=0;
char **comments;
comments = new char*[paramNum+7];
for( i=0 ; i<paramNum+7 ; i++ ) comments[i] = new char[1024];
if( Verbose.set ) echoStdout=1;
XForm4x4< Real > xForm , iXForm;
if( XForm.set )
{
FILE* fp = fopen( XForm.value , "r" );
if( !fp )
{
fprintf( stderr , "[WARNING] Could not read x-form from: %s\n" , XForm.value );
xForm = XForm4x4< Real >::Identity();
}
else
{
for( int i=0 ; i<4 ; i++ ) for( int j=0 ; j<4 ; j++ ) fscanf( fp , " %f " , &xForm( i , j ) );
fclose( fp );
}
}
else xForm = XForm4x4< Real >::Identity();
iXForm = xForm.inverse();
DumpOutput2( comments[commentNum++] , "Running Screened Poisson Reconstruction (Version 5.5)\n" , Degree );
char str[1024];
for( int i=0 ; i<paramNum ; i++ )
if( params[i]->set )
{
params[i]->writeValue( str );
if( strlen( str ) ) DumpOutput2( comments[commentNum++] , "\t--%s %s\n" , params[i]->name , str );
else DumpOutput2( comments[commentNum++] , "\t--%s\n" , params[i]->name );
}
double t;
double tt=Time();
Real isoValue = 0;
Octree< Degree , false > tree;
tree.threads = Threads.value;
//if( !In.set )
//{
// ShowUsage(argv[0]);
// return 0;
//}
if( !MaxSolveDepth.set ) MaxSolveDepth.value = Depth.value;
if( SolverDivide.value<MinDepth.value )
{
fprintf( stderr , "[WARNING] %s must be at least as large as %s: %d>=%d\n" , SolverDivide.name , MinDepth.name , SolverDivide.value , MinDepth.value );
SolverDivide.value = MinDepth.value;
}
if( IsoDivide.value<MinDepth.value )
{
fprintf( stderr , "[WARNING] %s must be at least as large as %s: %d>=%d\n" , IsoDivide.name , MinDepth.name , IsoDivide.value , IsoDivide.value );
IsoDivide.value = MinDepth.value;
}
OctNode< TreeNodeData< false > , Real >::SetAllocator( MEMORY_ALLOCATOR_BLOCK_SIZE );
t=Time();
int kernelDepth = KernelDepth.set ? KernelDepth.value : Depth.value-2;
tree.setBSplineData( Depth.value , BoundaryType.value );
if( kernelDepth>Depth.value )
{
fprintf( stderr,"[ERROR] %s can't be greater than %s: %d <= %d\n" , KernelDepth.name , Depth.name , KernelDepth.value , Depth.value );
return EXIT_FAILURE;
}
double maxMemoryUsage;
t=Time() , tree.maxMemoryUsage=0;
//int pointCount = tree.setTree( In.value , Depth.value , MinDepth.value , kernelDepth , Real(SamplesPerNode.value) , Scale.value , Confidence.set , PointWeight.value , AdaptiveExponent.value , xForm );
// Load data
MemoryPointStream< Real >* ps = new MemoryPointStream< Real >( &positions, &normals );
int pointCount = tree.setTreeMemory( ps , Depth.value , MinDepth.value , kernelDepth , Real(SamplesPerNode.value) , Scale.value , Confidence.set , PointWeight.value , AdaptiveExponent.value , xForm );
tree.ClipTree();
tree.finalize( IsoDivide.value );
DumpOutput2( comments[commentNum++] , "# Tree set in: %9.1f (s), %9.1f (MB)\n" , Time()-t , tree.maxMemoryUsage );
DumpOutput( "Input Points: %d\n" , pointCount );
DumpOutput( "Leaves/Nodes: %d/%d\n" , tree.tree.leaves() , tree.tree.nodes() );
DumpOutput( "Memory Usage: %.3f MB\n" , float( MemoryInfo::Usage() )/(1<<20) );
maxMemoryUsage = tree.maxMemoryUsage;
t=Time() , tree.maxMemoryUsage=0;
tree.SetLaplacianConstraints();
DumpOutput2( comments[commentNum++] , "# Constraints set in: %9.1f (s), %9.1f (MB)\n" , Time()-t , tree.maxMemoryUsage );
DumpOutput( "Memory Usage: %.3f MB\n" , float( MemoryInfo::Usage())/(1<<20) );
maxMemoryUsage = std::max< double >( maxMemoryUsage , tree.maxMemoryUsage );
t=Time() , tree.maxMemoryUsage=0;
tree.LaplacianMatrixIteration( SolverDivide.value, ShowResidual.set , MinIters.value , SolverAccuracy.value , MaxSolveDepth.value , FixedIters.value );
DumpOutput2( comments[commentNum++] , "# Linear system solved in: %9.1f (s), %9.1f (MB)\n" , Time()-t , tree.maxMemoryUsage );
DumpOutput( "Memory Usage: %.3f MB\n" , float( MemoryInfo::Usage() )/(1<<20) );
maxMemoryUsage = std::max< double >( maxMemoryUsage , tree.maxMemoryUsage );
CoredFileMeshData< Vertex > mesh;
if( Verbose.set ) tree.maxMemoryUsage=0;
t=Time();
isoValue = tree.GetIsoValue();
DumpOutput( "Got average in: %f\n" , Time()-t );
DumpOutput( "Iso-Value: %e\n" , isoValue );
if( VoxelGrid.set )
{
double t = Time();
FILE* fp = fopen( VoxelGrid.value , "wb" );
if( !fp ) fprintf( stderr , "Failed to open voxel file for writing: %s\n" , VoxelGrid.value );
else
{
int res;
Pointer( Real ) values = tree.GetSolutionGrid( res , isoValue , VoxelDepth.value );
fwrite( &res , sizeof(int) , 1 , fp );
if( sizeof(Real)==sizeof(float) ) fwrite( values , sizeof(float) , res*res*res , fp );
else
{
float *fValues = new float[res*res*res];
for( int i=0 ; i<res*res*res ; i++ ) fValues[i] = float( values[i] );
fwrite( fValues , sizeof(float) , res*res*res , fp );
delete[] fValues;
}
fclose( fp );
DeletePointer( values );
}
DumpOutput( "Got voxel grid in: %f\n" , Time()-t );
}
if( Out.set )
{
t = Time() , tree.maxMemoryUsage = 0;
tree.GetMCIsoTriangles( isoValue , IsoDivide.value , &mesh , 0 , 1 , !NonManifold.set , PolygonMesh.set );
if( PolygonMesh.set ) DumpOutput2( comments[commentNum++] , "# Got polygons in: %9.1f (s), %9.1f (MB)\n" , Time()-t , tree.maxMemoryUsage );
else DumpOutput2( comments[commentNum++] , "# Got triangles in: %9.1f (s), %9.1f (MB)\n" , Time()-t , tree.maxMemoryUsage );
maxMemoryUsage = std::max< double >( maxMemoryUsage , tree.maxMemoryUsage );
DumpOutput2( comments[commentNum++],"# Total Solve: %9.1f (s), %9.1f (MB)\n" , Time()-tt , maxMemoryUsage );
/*
if( NoComments.set )
{
if( ASCII.set ) PlyWritePolygons( Out.value , &mesh , PLY_ASCII , NULL , 0 , iXForm );
else PlyWritePolygons( Out.value , &mesh , PLY_BINARY_NATIVE , NULL , 0 , iXForm );
}
else
{
if( ASCII.set ) PlyWritePolygons( Out.value , &mesh , PLY_ASCII , comments , commentNum , iXForm );
else PlyWritePolygons( Out.value , &mesh , PLY_BINARY_NATIVE , comments , commentNum , iXForm );
}*/
// Write to memory
writeTriMesh(&mesh, vertices, faces);
}
return 1;
}
int Execute(int argc,char* argv[])
{
int i;
cmdLineString In,Out;
cmdLineReadable Binary,Verbose,NoResetSamples,NoClipTree,Confidence,Manifold,PolygonMesh;
cmdLineInt Depth(8),SolverDivide(8),IsoDivide(8),Refine(3);
cmdLineInt KernelDepth;
cmdLineFloat SamplesPerNode(1.0f),Scale(1.1f);
char* paramNames[]=
{
"in","depth","out","refine","noResetSamples","noClipTree",
"binary","solverDivide","isoDivide","scale","verbose",
"kernelDepth","samplesPerNode","confidence","manifold","polygonMesh"
};
cmdLineReadable* params[]=
{
&In,&Depth,&Out,&Refine,&NoResetSamples,&NoClipTree,
&Binary,&SolverDivide,&IsoDivide,&Scale,&Verbose,
&KernelDepth,&SamplesPerNode,&Confidence,&Manifold,&PolygonMesh
};
int paramNum=sizeof(paramNames)/sizeof(char*);
int commentNum=0;
char **comments;
comments=new char*[paramNum+7];
for(i=0;i<paramNum+7;i++){comments[i]=new char[1024];}
const char* Rev = "Rev: V2 ";
const char* Date = "Date: 2006-11-09 (Thur, 09 Nov 2006) ";
cmdLineParse(argc-1,&argv[1],paramNames,paramNum,params,0);
if(Verbose.set){echoStdout=1;}
DumpOutput2(comments[commentNum++],"Running Multi-Grid Octree Surface Reconstructor (degree %d). Version 3\n", Degree);
if(In.set) {DumpOutput2(comments[commentNum++],"\t--in %s\n",In.value);}
if(Out.set) {DumpOutput2(comments[commentNum++],"\t--out %s\n",Out.value);}
if(Binary.set) {DumpOutput2(comments[commentNum++],"\t--binary\n");}
if(Depth.set) {DumpOutput2(comments[commentNum++],"\t--depth %d\n",Depth.value);}
if(SolverDivide.set) {DumpOutput2(comments[commentNum++],"\t--solverDivide %d\n",SolverDivide.value);}
if(IsoDivide.set) {DumpOutput2(comments[commentNum++],"\t--isoDivide %d\n",IsoDivide.value);}
if(Refine.set) {DumpOutput2(comments[commentNum++],"\t--refine %d\n",Refine.value);}
if(Scale.set) {DumpOutput2(comments[commentNum++],"\t--scale %f\n",Scale.value);}
if(KernelDepth.set) {DumpOutput2(comments[commentNum++],"\t--kernelDepth %d\n",KernelDepth.value);}
if(SamplesPerNode.set) {DumpOutput2(comments[commentNum++],"\t--samplesPerNode %f\n",SamplesPerNode.value);}
if(NoResetSamples.set) {DumpOutput2(comments[commentNum++],"\t--noResetSamples\n");}
if(NoClipTree.set) {DumpOutput2(comments[commentNum++],"\t--noClipTree\n");}
if(Confidence.set) {DumpOutput2(comments[commentNum++],"\t--confidence\n");}
if(Manifold.set) {DumpOutput2(comments[commentNum++],"\t--manifold\n");}
if(PolygonMesh.set) {DumpOutput2(comments[commentNum++],"\t--polygonMesh\n");}
double t;
double tt=Time();
Point3D<float> center;
Real scale=1.0;
Real isoValue=0;
//////////////////////////////////
// Fix courtesy of David Gallup //
TreeNodeData::UseIndex = 1; //
//////////////////////////////////
Octree<Degree> tree;
PPolynomial<Degree> ReconstructionFunction=PPolynomial<Degree>::GaussianApproximation();
center.coords[0]=center.coords[1]=center.coords[2]=0;
if(!In.set || !Out.set)
{
ShowUsage(argv[0]);
return 0;
}
TreeOctNode::SetAllocator(MEMORY_ALLOCATOR_BLOCK_SIZE);
t=Time();
int kernelDepth=Depth.value-2;
if(KernelDepth.set){kernelDepth=KernelDepth.value;}
tree.setFunctionData(ReconstructionFunction,Depth.value,0,Real(1.0)/(1<<Depth.value));
DumpOutput("Function Data Set In: %lg\n",Time()-t);
DumpOutput("Memory Usage: %.3f MB\n",float(MemoryInfo::Usage())/(1<<20));
if(kernelDepth>Depth.value){
fprintf(stderr,"KernelDepth can't be greater than Depth: %d <= %d\n",kernelDepth,Depth.value);
return EXIT_FAILURE;
}
t=Time();
#if 1
tree.setTree(In.value,Depth.value,Binary.set,kernelDepth,Real(SamplesPerNode.value),Scale.value,center,scale,!NoResetSamples.set,Confidence.set);
#else
if(Confidence.set){
tree.setTree(In.value,Depth.value,Binary.set,kernelDepth,Real(SamplesPerNode.value),Scale.value,center,scale,!NoResetSamples.set,0,1);
}
else{
tree.setTree(In.value,Depth.value,Binary.set,kernelDepth,Real(SamplesPerNode.value),Scale.value,center,scale,!NoResetSamples.set,0,0);
}
#endif
DumpOutput2(comments[commentNum++],"# Tree set in: %9.1f (s), %9.1f (MB)\n",Time()-t,tree.maxMemoryUsage);
DumpOutput("Leaves/Nodes: %d/%d\n",tree.tree.leaves(),tree.tree.nodes());
DumpOutput(" Tree Size: %.3f MB\n",float(sizeof(TreeOctNode)*tree.tree.nodes())/(1<<20));
DumpOutput("Memory Usage: %.3f MB\n",float(MemoryInfo::Usage())/(1<<20));
if(!NoClipTree.set){
t=Time();
tree.ClipTree();
DumpOutput("Tree Clipped In: %lg\n",Time()-t);
DumpOutput("Leaves/Nodes: %d/%d\n",tree.tree.leaves(),tree.tree.nodes());
DumpOutput(" Tree Size: %.3f MB\n",float(sizeof(TreeOctNode)*tree.tree.nodes())/(1<<20));
}
t=Time();
tree.finalize1(Refine.value);
DumpOutput("Finalized 1 In: %lg\n",Time()-t);
DumpOutput("Leaves/Nodes: %d/%d\n",tree.tree.leaves(),tree.tree.nodes());
DumpOutput("Memory Usage: %.3f MB\n",float(MemoryInfo::Usage())/(1<<20));
t=Time();
tree.maxMemoryUsage=0;
tree.SetLaplacianWeights();
DumpOutput2(comments[commentNum++],"#Laplacian Weights Set In: %9.1f (s), %9.1f (MB)\n",Time()-t,tree.maxMemoryUsage);
DumpOutput("Memory Usage: %.3f MB\n",float(MemoryInfo::Usage())/(1<<20));
t=Time();
tree.finalize2(Refine.value);
DumpOutput("Finalized 2 In: %lg\n",Time()-t);
DumpOutput("Leaves/Nodes: %d/%d\n",tree.tree.leaves(),tree.tree.nodes());
DumpOutput("Memory Usage: %.3f MB\n",float(MemoryInfo::Usage())/(1<<20));
tree.maxMemoryUsage=0;
t=Time();
tree.LaplacianMatrixIteration(SolverDivide.value);
DumpOutput2(comments[commentNum++],"# Linear System Solved In: %9.1f (s), %9.1f (MB)\n",Time()-t,tree.maxMemoryUsage);
DumpOutput("Memory Usage: %.3f MB\n",float(MemoryInfo::Usage())/(1<<20));
CoredVectorMeshData mesh;
tree.maxMemoryUsage=0;
t=Time();
isoValue=tree.GetIsoValue();
DumpOutput("Got average in: %f\n",Time()-t);
DumpOutput("Iso-Value: %e\n",isoValue);
DumpOutput("Memory Usage: %.3f MB\n",float(tree.MemoryUsage()));
t=Time();
if(IsoDivide.value) tree.GetMCIsoTriangles( isoValue , IsoDivide.value , &mesh , 0 , 1 , Manifold.set , PolygonMesh.set );
else tree.GetMCIsoTriangles( isoValue , &mesh , 0 , 1 , Manifold.set , PolygonMesh.set );
if( PolygonMesh.set ) DumpOutput2(comments[commentNum++],"# Got Polygons in: %9.1f (s), %9.1f (MB)\n",Time()-t,tree.maxMemoryUsage);
else DumpOutput2(comments[commentNum++],"# Got Triangles in: %9.1f (s), %9.1f (MB)\n",Time()-t,tree.maxMemoryUsage);
DumpOutput2(comments[commentNum++],"# Total Time: %9.1f (s)\n",Time()-tt);
PlyWritePolygons(Out.value,&mesh,PLY_BINARY_NATIVE,center,scale,comments,commentNum);
return 1;
}