132     int i, total = points.checkVector(2), depth = points.depth(), nout = 0;  in convexHull()  local
134     CV_Assert(total >= 0 && (depth == CV_32F || depth == CV_32S));  in convexHull()
136     if( total == 0 )  in convexHull()
145     AutoBuffer<Point*> _pointer(total);  in convexHull()
146     AutoBuffer<int> _stack(total + 2), _hullbuf(total);  in convexHull()
155     for( i = 0; i < total; i++ )  in convexHull()
161         std::sort(pointer, pointer + total, CHullCmpPoints<int>());  in convexHull()
162         for( i = 1; i < total; i++ )  in convexHull()
173         std::sort(pointerf, pointerf + total, CHullCmpPoints<float>());  in convexHull()
174         for( i = 1; i < total; i++ )  in convexHull()
184     if( pointer[0]->x == pointer[total-1]->x &&  in convexHull()
185         pointer[0]->y == pointer[total-1]->y )  in convexHull()
198             Sklansky_( pointer, total-1, maxy_ind, tr_stack, -1, -1) :  in convexHull()
199             Sklansky_( pointerf, total-1, maxy_ind, tr_stack, -1, -1);  in convexHull()
221             Sklansky_( pointer, total-1, miny_ind, br_stack, 1, 1) :  in convexHull()
222             Sklansky_( pointerf, total-1, miny_ind, br_stack, 1, 1);  in convexHull()
381     int total = contour.checkVector(2), depth = contour.depth();  in isContourConvex()  local
382     CV_Assert(total >= 0 && (depth == CV_32F || depth == CV_32S));  in isContourConvex()
384     if( total == 0 )  in isContourConvex()
388     isContourConvex_(contour.ptr<Point>(), total ) :  in isContourConvex()
389     isContourConvex_(contour.ptr<Point2f>(), total );  in isContourConvex()
448         if( mat->cols + mat->rows - 1 < ptseq->total )  in cvConvexHull2()
464     int total = ptseq->total;  in cvConvexHull2()  local
465     if( total == 0 )  in cvConvexHull2()
482         int ctotal = (int)h0.total();  in cvConvexHull2()
490         cvSeqPushMulti(hullseq, h0.ptr(), (int)h0.total());  in cvConvexHull2()
495             mat->rows = hullseq->total;  in cvConvexHull2()
497             mat->cols = hullseq->total;  in cvConvexHull2()
573         if( mat->cols + mat->rows - 1 > ptseq->total )  in cvConvexityDefects()
589     if( ptseq->total < 4 || hull->total < 3)  in cvConvexityDefects()
643     for( i = 0; i < hull->total; i++ )  in cvConvexityDefects()
733     if( contour->total == 0 )  in cvCheckContourConvexity()