FieldViz.h¶

class FieldViz¶

#include <FieldViz.h>

Public Functions

FieldViz()¶

FieldViz(int n_xPix, int n_yPix)¶

FieldViz(int n_xPix, int n_yPix, double xmin, double xmax, double ymin, double ymax)¶

~FieldViz()¶

void SetColormap(char *_cmapFile)¶

void SetNumPixels(int _n_xPix, int _n_yPix)¶

void Init()¶

void PreProcess()¶

void SetLICParams(int _nIter, double _histEqExp)¶

void SetCylDataFromCart(double *_xx, double *_yy, double *zz, double *_vx, double *_vy, double *vz, int nAtoms)¶

void PerformLIC()¶

void PostProcess()¶

void SetData(double *_xx, double *_yy, double *_vx, double *_vy, int _nAtoms)¶

void ResetField()¶

void SetNAtoms(int _nAtoms)¶

void SetBounds(double _xmin, double _xmax, double _ymin, double _ymax)¶

double MinVal(double *array, int n)¶

double MaxVal(double *array, int n)¶

void WriteField(const char *xFile, const char *yFile, const char *format)¶

void WriteField4Col(char *outFile)¶

void AddFieldFromData(double eps)¶

void DivideFieldByFrames()¶

void GenFieldFromData(double eps)¶

void HighPass()¶

void HistEqual(double pwr)¶

double SmoothStep(double tt, double aa)¶

void NormField()¶

void SyntheszSaddle()¶: synthesize a saddle-shaped vector field ///

void LoadColormap(char *cmap_file)¶

void NormalizVectrs()¶: normalize the vector field ///

void CalculateColor(double *vecMags)¶

void GenBoxFiltrLUT(int LUTsiz)¶: generate box filter LUTs ///

void MakeWhiteNoise(unsigned char *pNoise)¶: make white noise as the LIC input texture ///

void FlowImagingLIC(unsigned char *pNoise, unsigned char *pImage, double krnlen)¶: flow imaging (visualization) through Line Integral Convolution ///

void WriteImage2PPM(const char *f_name)¶: write the LIC image to a PPM file ///

Private Members

int n_xPix¶

int n_yPix¶

double *xx¶

double *yy¶

double *vx¶

double *vy¶

double **xField¶

double **yField¶

double **xFieldTmp¶

double **yFieldTmp¶

int nAtoms¶

double xMin¶

double xMax¶

double yMin¶

double yMax¶

double xRange¶

double yRange¶

double xPixRes¶

double yPixRes¶

int n_xBlocks¶

int n_yBlocks¶

vector<int> **indVecs¶

double *pVectr¶

double *p_LUT0¶

double *p_LUT1¶

unsigned char *pNoise¶

unsigned char *pImage¶

double *cmap¶

double *vecMags¶

double *vecAngles¶

int *colorIndices¶

double licLength¶

int nIter¶

double histEqExp¶

char cmapFile[256]¶

int nFrames¶

int DISCRETE_FILTER_SIZE¶

double LINE_SQUARE_CLIP_MAX¶

double VECTOR_COMPONENT_MIN¶