516         CvSparseNode *node1, *node2;  in cvCompareHist()  local
527             for( node1 = cvInitSparseMatIterator( mat1, &iterator );  in cvCompareHist()
528                  node1 != 0; node1 = cvGetNextSparseNode( &iterator ))  in cvCompareHist()
530                 double v1 = *(float*)CV_NODE_VAL(mat1,node1);  in cvCompareHist()
531                 uchar* node2_data = cvPtrND( mat2, CV_NODE_IDX(mat1,node1), 0, 0, &node1->hashval );  in cvCompareHist()
559                 for( node1 = cvInitSparseMatIterator( mat1, &iterator );  in cvCompareHist()
560                      node1 != 0; node1 = cvGetNextSparseNode( &iterator ))  in cvCompareHist()
562                     double v1 = *(float*)CV_NODE_VAL(mat1,node1);  in cvCompareHist()
563                     uchar* node2_data = cvPtrND( mat2, CV_NODE_IDX(mat1,node1),  in cvCompareHist()
564                                                  0, 0, &node1->hashval );  in cvCompareHist()
589                 for( node1 = cvInitSparseMatIterator( mat1, &iterator );  in cvCompareHist()
590                      node1 != 0; node1 = cvGetNextSparseNode( &iterator ))  in cvCompareHist()
592                     float v1 = *(float*)CV_NODE_VAL(mat1,node1);  in cvCompareHist()
593                     uchar* node2_data = cvPtrND( mat2, CV_NODE_IDX(mat1,node1),  in cvCompareHist()
594                                                  0, 0, &node1->hashval );  in cvCompareHist()
610                 for( node1 = cvInitSparseMatIterator( mat1, &iterator );  in cvCompareHist()
611                      node1 != 0; node1 = cvGetNextSparseNode( &iterator ))  in cvCompareHist()
613                     double v1 = *(float*)CV_NODE_VAL(mat1,node1);  in cvCompareHist()
614                     uchar* node2_data = cvPtrND( mat2, CV_NODE_IDX(mat1,node1),  in cvCompareHist()
615                                                  0, 0, &node1->hashval );  in cvCompareHist()
624                 for( node1 = cvInitSparseMatIterator( mat2, &iterator );  in cvCompareHist()
625                      node1 != 0; node1 = cvGetNextSparseNode( &iterator ))  in cvCompareHist()
627                     double v2 = *(float*)CV_NODE_VAL(mat2,node1);  in cvCompareHist()