C++ (Cpp) cvSetRemoveByPtr Examples

Example #1

File: cvsubdivision2d.cpp Project: cybertk/opencv

static void
cvSubdiv2DDeleteEdge( CvSubdiv2D * subdiv, CvSubdiv2DEdge edge )
{
    CvQuadEdge2D *quadedge = (CvQuadEdge2D *) (edge & ~3);

    CV_FUNCNAME( "cvSubdiv2DDeleteEdge" );

    __BEGIN__;

    if( !subdiv || !quadedge )
        CV_ERROR( CV_StsNullPtr, "" );

    cvSubdiv2DSplice( edge, cvSubdiv2DGetEdge( edge, CV_PREV_AROUND_ORG ));

    {
    CvSubdiv2DEdge sym_edge = cvSubdiv2DSymEdge( edge );
    cvSubdiv2DSplice( sym_edge, cvSubdiv2DGetEdge( sym_edge, CV_PREV_AROUND_ORG ));
    }

    cvSetRemoveByPtr( (CvSet*)(subdiv->edges), quadedge );
    subdiv->quad_edges--;

    
    __END__;
}

Example #2

File: cvsubdivision2d.cpp Project: cybertk/opencv

CV_IMPL void
cvClearSubdivVoronoi2D( CvSubdiv2D * subdiv )
{
    int elem_size;
    int i, total;
    CvSeqReader reader;

    CV_FUNCNAME( "cvClearVoronoi2D" );

    __BEGIN__;

    if( !subdiv )
        CV_ERROR( CV_StsNullPtr, "" );

    /* clear pointers to voronoi points */
    total = subdiv->edges->total;
    elem_size = subdiv->edges->elem_size;

    cvStartReadSeq( (CvSeq *) (subdiv->edges), &reader, 0 );

    for( i = 0; i < total; i++ )
    {
        CvQuadEdge2D *quadedge = (CvQuadEdge2D *) reader.ptr;

        quadedge->pt[1] = quadedge->pt[3] = 0;
        CV_NEXT_SEQ_ELEM( elem_size, reader );
    }

    /* remove voronoi points */
    total = subdiv->total;
    elem_size = subdiv->elem_size;

    cvStartReadSeq( (CvSeq *) subdiv, &reader, 0 );

    for( i = 0; i < total; i++ )
    {
        CvSubdiv2DPoint *pt = (CvSubdiv2DPoint *) reader.ptr;

        /* check for virtual point. it is also check that the point exists */
        if( pt->flags & CV_SUBDIV2D_VIRTUAL_POINT_FLAG )
        {
            cvSetRemoveByPtr( (CvSet*)subdiv, pt );
        }
        CV_NEXT_SEQ_ELEM( elem_size, reader );
    }

    subdiv->is_geometry_valid = 0;

    
    __END__;
}

Example #3

File: subdivision2d.cpp Project: NaterGator/AndroidOpenCV_mods

static void
cvSubdiv2DDeleteEdge( CvSubdiv2D * subdiv, CvSubdiv2DEdge edge )
{
    CvQuadEdge2D *quadedge = (CvQuadEdge2D *) (edge & ~3);

    if( !subdiv || !quadedge )
        CV_Error( CV_StsNullPtr, "" );

    cvSubdiv2DSplice( edge, cvSubdiv2DGetEdge( edge, CV_PREV_AROUND_ORG ));

    CvSubdiv2DEdge sym_edge = cvSubdiv2DSymEdge( edge );
    cvSubdiv2DSplice( sym_edge, cvSubdiv2DGetEdge( sym_edge, CV_PREV_AROUND_ORG ));

    cvSetRemoveByPtr( (CvSet*)(subdiv->edges), quadedge );
    subdiv->quad_edges--;
}

Example #4

File: core_core_c.h.cpp Project: zackboll/opencvada

 void cvSetRemoveByPtr_wrap(CvSet * set_header , void * elem ){
	cvSetRemoveByPtr(/*CvSet*//***/set_header , /*void*//***/elem);
}