本文整理汇总了C++中Octree::GetMCIsoSurface方法的典型用法代码示例。如果您正苦于以下问题：C++ Octree::GetMCIsoSurface方法的具体用法？C++ Octree::GetMCIsoSurface怎么用？C++ Octree::GetMCIsoSurface使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Octree的用法示例。
在下文中一共展示了Octree::GetMCIsoSurface方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: Execute
bool Execute(PointStream< Real > *ps, CMeshO &pm, PoissonParam<Real> &pp, vcg::CallBackPos* cb)
{
Reset< Real >();
XForm4x4< Real > xForm=XForm4x4< Real >::Identity();
cb(1,"Running Screened Poisson Reconstruction\n" );
double t;
double tt=Time();
Real isoValue = 0;
Octree< Real > tree;
tree.threads = 1;
if( pp.MaxSolveDepthVal<0 ) pp.MaxSolveDepthVal = pp.MaxDepthVal;
// OctNode< TreeNodeData >::SetAllocator( MEMORY_ALLOCATOR_BLOCK_SIZE );
OctNode< TreeNodeData >::SetAllocator( 0 );
// int kernelDepth = KernelDepth.set ? KernelDepth.value : Depth.value-2;
if(pp.KernelDepthVal<0) pp.KernelDepthVal =pp.MaxDepthVal-2;
if( pp.KernelDepthVal>pp.MaxDepthVal )
return false;
cb(10,"Creating Tree");
double maxMemoryUsage;
t=Time();
// 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 >();
// int SetTree( char* fileName , int minDepth , int maxDepth , int fullDepth , int splatDepth , Real samplesPerNode ,
// Real scaleFactor , bool useConfidence , bool useNormalWeight , Real constraintWeight , int adaptiveExponent ,
// PointInfo& pointInfo , NormalInfo& normalInfo , std::vector< Real >& kernelDensityWeights , std::vector< Real >& centerWeights ,
// int boundaryType=BSplineElements< Degree >::NONE , XForm4x4< Real > xForm=XForm4x4< Real >::Identity , bool makeComplete=false );
TreeNodeData::NodeCount=0;
int pointCount = tree.template SetTree< Scalarm >( 0, pp.MinDepthVal , pp.MaxDepthVal , pp.FullDepthVal , pp.KernelDepthVal , pp.SamplesPerNodeVal ,
pp.ScaleVal , pp.ConfidenceFlag , pp.NormalWeightsFlag , pp.PointWeightVal , pp.AdaptiveExponentVal ,
*pointInfo , *normalInfo , *kernelDensityWeights , *centerWeights ,
ps, pp.BoundaryTypeVal , xForm , pp.CompleteFlag );
DumpOutput("# 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;
cb(20,"Settng Constraints");
t=Time() , tree.maxMemoryUsage=0;
Pointer( Real ) constraints = tree.SetLaplacianConstraints( *normalInfo );
delete normalInfo;
DumpOutput("# 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 );
cb(70,"Solving Linear system");
t=Time() , tree.maxMemoryUsage=0;
Pointer( Real ) solution = tree.SolveSystem( *pointInfo , constraints , pp.ShowResidualFlag , pp.ItersVal , pp.MaxSolveDepthVal , pp.CGDepthVal , pp.CSSolverAccuracyVal );
delete pointInfo;
FreePointer( constraints );
DumpOutput( "# 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< PlyValueVertex< float > > mesh;
tree.maxMemoryUsage=0;
t=Time();
isoValue = tree.GetIsoValue( solution , *centerWeights );
delete centerWeights;
DumpOutput( "Got average in: %f\n" , Time()-t );
DumpOutput( "Iso-Value: %e\n" , isoValue );
cb(80,"Building Isosurface");
t = Time() , tree.maxMemoryUsage = 0;
assert(kernelDensityWeights);
tree.GetMCIsoSurface( GetPointer( *kernelDensityWeights ) , solution , isoValue , mesh , true , !pp.NonManifoldFlag , false /*PolygonMesh.set*/ );
DumpOutput("# Got triangles in: %9.1f (s), %9.1f (MB)\n" , Time()-t , tree.maxMemoryUsage );
maxMemoryUsage = std::max< double >( maxMemoryUsage , tree.maxMemoryUsage );
DumpOutput( "# Total Solve: %9.1f (s), %9.1f (MB)\n" , Time()-tt , maxMemoryUsage );
DumpOutput( "Vertices / Polygons: %d / %d\n" , mesh.outOfCorePointCount()+mesh.inCorePoints.size() , mesh.polygonCount() );
FreePointer( solution );
cb(90,"Creating Mesh");
mesh.resetIterator();
int vm = mesh.outOfCorePointCount()+mesh.inCorePoints.size();
vcg::tri::Allocator<CMeshO>::AddVertices(pm,vm);
int i;
for (i=0; i < int(mesh.inCorePoints.size()); i++){
pm.vert[i].P()[0] = mesh.inCorePoints[i].point[0];
pm.vert[i].P()[1] = mesh.inCorePoints[i].point[1];
pm.vert[i].P()[2] = mesh.inCorePoints[i].point[2];
pm.vert[i].Q() = mesh.inCorePoints[i].value;
}
for (int ii=0; ii < mesh.outOfCorePointCount(); ii++){
//.........这里部分代码省略.........
示例2: Execute
//.........这里部分代码省略.........
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;
}