Visualization Library 2.0.0-b3

A lightweight C++ OpenGL middleware for 2D/3D graphics

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vl::MarchingCubes Class Reference

An efficient implementation of the Marching Cubes algorithm. More...

#include <MarchingCubes.hpp>

Public Member Functions

 MarchingCubes ()
 
void run (bool generate_colors)
 
void reset ()
 
const Collection< VolumeInfo > * volumeInfo () const
 
Collection< VolumeInfo > * volumeInfo ()
 
void updateColor (const fvec3 &color, int volume_index)
 
void updateColor (const fvec4 &color, int volume_index)
 
void updateAlpha (float alpha, int volume_index)
 
void setHighQualityNormals (bool hq)
 Select hight quality normals for best rendering quality, select low quality normals for best performances. More...
 
bool highQualityNormals () const
 Select hight quality normals for best rendering quality, select low quality normals for best performances. More...
 

Public Attributes

ref< ArrayFloat3mVertsArray
 
ref< ArrayFloat3mNormsArray
 
ref< ArrayFloat4mColorArray
 
ref< DrawElementsUShortmDrawElements
 

Protected Member Functions

void computeEdges (Volume *, float threshold)
 
void processCube (int x, int y, int z, Volume *vol, float threshold)
 

Static Protected Attributes

static const int mTriangleConnectionTable [256][16]
 
static const int mCubeEdgeFlags [256]
 

Detailed Description

An efficient implementation of the Marching Cubes algorithm.

Pictures from the Marching Cubes tutorial.

Definition at line 223 of file MarchingCubes.hpp.

Constructor & Destructor Documentation

◆ MarchingCubes()

MarchingCubes::MarchingCubes ( )

Definition at line 60 of file MarchingCubes.cpp.

References mColorArray, mDrawElements, mNormsArray, mVertsArray, and vl::PT_TRIANGLES.

Member Function Documentation

◆ computeEdges()

void MarchingCubes::computeEdges ( Volume vol,
float  threshold 
)
protected

◆ highQualityNormals()

bool vl::MarchingCubes::highQualityNormals ( ) const
inline

Select hight quality normals for best rendering quality, select low quality normals for best performances.

Definition at line 242 of file MarchingCubes.hpp.

◆ processCube()

void MarchingCubes::processCube ( int  x,
int  y,
int  z,
Volume vol,
float  threshold 
)
protected

◆ reset()

void MarchingCubes::reset ( )

Definition at line 297 of file MarchingCubes.cpp.

References mColorArray, mDrawElements, mNormsArray, and mVertsArray.

◆ run()

void MarchingCubes::run ( bool  generate_colors)

◆ setHighQualityNormals()

void vl::MarchingCubes::setHighQualityNormals ( bool  hq)
inline

Select hight quality normals for best rendering quality, select low quality normals for best performances.

Definition at line 240 of file MarchingCubes.hpp.

◆ updateAlpha()

void MarchingCubes::updateAlpha ( float  alpha,
int  volume_index 
)

Definition at line 438 of file MarchingCubes.cpp.

References vl::Log::error(), and mColorArray.

◆ updateColor() [1/2]

void vl::MarchingCubes::updateColor ( const fvec3 color,
int  volume_index 
)

Referenced by run().

◆ updateColor() [2/2]

void MarchingCubes::updateColor ( const fvec4 color,
int  volume_index 
)

Definition at line 420 of file MarchingCubes.cpp.

References vl::Log::error(), and mColorArray.

◆ volumeInfo() [1/2]

const Collection<VolumeInfo>* vl::MarchingCubes::volumeInfo ( ) const
inline

Definition at line 232 of file MarchingCubes.hpp.

Referenced by vl::VolumePlot::compute().

◆ volumeInfo() [2/2]

Collection<VolumeInfo>* vl::MarchingCubes::volumeInfo ( )
inline

Definition at line 233 of file MarchingCubes.hpp.

Member Data Documentation

◆ mColorArray

ref<ArrayFloat4> vl::MarchingCubes::mColorArray

Definition at line 247 of file MarchingCubes.hpp.

Referenced by MarchingCubes(), reset(), run(), updateAlpha(), and updateColor().

◆ mCubeEdgeFlags

const int MarchingCubes::mCubeEdgeFlags
staticprotected
Initial value:
=
{
0x000, 0x109, 0x203, 0x30a, 0x406, 0x50f, 0x605, 0x70c, 0x80c, 0x905, 0xa0f, 0xb06, 0xc0a, 0xd03, 0xe09, 0xf00,
0x190, 0x099, 0x393, 0x29a, 0x596, 0x49f, 0x795, 0x69c, 0x99c, 0x895, 0xb9f, 0xa96, 0xd9a, 0xc93, 0xf99, 0xe90,
0x230, 0x339, 0x033, 0x13a, 0x636, 0x73f, 0x435, 0x53c, 0xa3c, 0xb35, 0x83f, 0x936, 0xe3a, 0xf33, 0xc39, 0xd30,
0x3a0, 0x2a9, 0x1a3, 0x0aa, 0x7a6, 0x6af, 0x5a5, 0x4ac, 0xbac, 0xaa5, 0x9af, 0x8a6, 0xfaa, 0xea3, 0xda9, 0xca0,
0x460, 0x569, 0x663, 0x76a, 0x066, 0x16f, 0x265, 0x36c, 0xc6c, 0xd65, 0xe6f, 0xf66, 0x86a, 0x963, 0xa69, 0xb60,
0x5f0, 0x4f9, 0x7f3, 0x6fa, 0x1f6, 0x0ff, 0x3f5, 0x2fc, 0xdfc, 0xcf5, 0xfff, 0xef6, 0x9fa, 0x8f3, 0xbf9, 0xaf0,
0x650, 0x759, 0x453, 0x55a, 0x256, 0x35f, 0x055, 0x15c, 0xe5c, 0xf55, 0xc5f, 0xd56, 0xa5a, 0xb53, 0x859, 0x950,
0x7c0, 0x6c9, 0x5c3, 0x4ca, 0x3c6, 0x2cf, 0x1c5, 0x0cc, 0xfcc, 0xec5, 0xdcf, 0xcc6, 0xbca, 0xac3, 0x9c9, 0x8c0,
0x8c0, 0x9c9, 0xac3, 0xbca, 0xcc6, 0xdcf, 0xec5, 0xfcc, 0x0cc, 0x1c5, 0x2cf, 0x3c6, 0x4ca, 0x5c3, 0x6c9, 0x7c0,
0x950, 0x859, 0xb53, 0xa5a, 0xd56, 0xc5f, 0xf55, 0xe5c, 0x15c, 0x055, 0x35f, 0x256, 0x55a, 0x453, 0x759, 0x650,
0xaf0, 0xbf9, 0x8f3, 0x9fa, 0xef6, 0xfff, 0xcf5, 0xdfc, 0x2fc, 0x3f5, 0x0ff, 0x1f6, 0x6fa, 0x7f3, 0x4f9, 0x5f0,
0xb60, 0xa69, 0x963, 0x86a, 0xf66, 0xe6f, 0xd65, 0xc6c, 0x36c, 0x265, 0x16f, 0x066, 0x76a, 0x663, 0x569, 0x460,
0xca0, 0xda9, 0xea3, 0xfaa, 0x8a6, 0x9af, 0xaa5, 0xbac, 0x4ac, 0x5a5, 0x6af, 0x7a6, 0x0aa, 0x1a3, 0x2a9, 0x3a0,
0xd30, 0xc39, 0xf33, 0xe3a, 0x936, 0x83f, 0xb35, 0xa3c, 0x53c, 0x435, 0x73f, 0x636, 0x13a, 0x033, 0x339, 0x230,
0xe90, 0xf99, 0xc93, 0xd9a, 0xa96, 0xb9f, 0x895, 0x99c, 0x69c, 0x795, 0x49f, 0x596, 0x29a, 0x393, 0x099, 0x190,
0xf00, 0xe09, 0xd03, 0xc0a, 0xb06, 0xa0f, 0x905, 0x80c, 0x70c, 0x605, 0x50f, 0x406, 0x30a, 0x203, 0x109, 0x000
}

Definition at line 284 of file MarchingCubes.hpp.

Referenced by vl::Volume::computeAverage(), and processCube().

◆ mDrawElements

ref<DrawElementsUShort> vl::MarchingCubes::mDrawElements

Definition at line 253 of file MarchingCubes.hpp.

Referenced by vl::VolumePlot::compute(), MarchingCubes(), reset(), and run().

◆ mNormsArray

ref<ArrayFloat3> vl::MarchingCubes::mNormsArray

Definition at line 246 of file MarchingCubes.hpp.

Referenced by vl::VolumePlot::compute(), MarchingCubes(), reset(), and run().

◆ mTriangleConnectionTable

const int MarchingCubes::mTriangleConnectionTable
staticprotected

Definition at line 283 of file MarchingCubes.hpp.

Referenced by vl::Volume::computeAverage(), and processCube().

◆ mVertsArray

ref<ArrayFloat3> vl::MarchingCubes::mVertsArray

Definition at line 245 of file MarchingCubes.hpp.

Referenced by vl::VolumePlot::compute(), MarchingCubes(), reset(), and run().


The documentation for this class was generated from the following files: