Lines Matching full:chain
54 cvStartReadChainPoints( CvChain * chain, CvChainPtReader * reader )
62 if( !chain || !reader )
65 if( chain->elem_size != 1 || chain->header_size < (int)sizeof(CvChain))
68 cvStartReadSeq( (CvSeq *) chain, (CvSeqReader *) reader, 0 );
71 reader->pt = chain->origin;
83 /* retrieves next point of the chain curve and updates reader */
125 * Raster->Chain Tree (Suzuki algorithms) *
525 <0 - chain
