DeleteUnusedPoints.h

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/* This file is part of COVISE.
 
   You can use it under the terms of the GNU Lesser General Public License
   version 2.1 or later, see lgpl-2.1.txt.
 
 * License: LGPL 2+ */
 
#ifndef CHECK_USG_H
#define CHECK_USG_H
/**************************************************************************\ 
 **                                                           (C)2001         **
 ** Description: FixUSG delets points which are more than one time        **
 **              in an UnstructuredGrid                                                  **
 **                                                                        **
 ** Author:                                                                **
 **                            Karin Müller                                   **
 **                             Vircinity                                         **
 **                            Technologiezentrum                          **
 **                            70550 Stuttgart                             **
 ** Date:  01.10.01                                                       **
\**************************************************************************/
 
#include <do/coDoData.h>
 
namespace covise
{
 
// variables
int numCoordToRemove;
int *replBy;
 
int *filtered2source;
int *source2filtered;
int numFiltered;
 
// functions
// this is the main function which must be used, if you want to fix USG
ALGEXPORT coDistributedObject *checkUSG(coDistributedObject *DistrObj, const coObjInfo &outInfo);
 
// these are helping funktions for checkUSG
coDistributedObject *filterCoordinates(coDistributedObject *obj_in, const coObjInfo &outInfo,
                                       int master_num_coord, float *xcoord, float *ycoord, float *zcoord);
 
void boundingBox(float **x, float **y, float **z, int *c, int n,
                 float *bbx1, float *bby1, float *bbz1,
                 float *bbx2, float *bby2, float *bbz2);
 
int isEqual(float x1, float y1, float z1,
            float x2, float y2, float z2, float dist);
 
int getOctant(float x, float y, float z, float ox, float oy, float oz);
 
void getOctantBounds(int o, float ox, float oy, float oz, float bbx1, float bby1, float bbz1, float bbx2, float bby2, float bbz2, float *bx1, float *by1, float *bz1, float *bx2, float *by2, float *bz2);
 
void computeCell(float *xcoord, float *ycoord, float *zcoord,
                 int *coordInBox, int numCoordInBox,
                 float bbx1, float bby1, float bbz1,
                 float bbx2, float bby2, float bbz2,
                 int optimize, float maxDistanceSqr, int maxCoord);
 
void computeCell(float *xcoord, float *ycoord, float *zcoord,
                 int *coordInBox, int numCoordInBox,
                 float bbx1, float bby1, float bbz1,
                 float bbx2, float bby2, float bbz2,
                 int maxCoord,
                 int *replBy, int &numCoordToRemove);
void computeWorkingLists(int num_coord);
 
void computeReplaceLists(int num_coord, int *replBy,
                         int *&src2filt, int *&filtered2source);
}
#endif