Lines Matching refs:spline
58 /* the following are for use in the spline approximation algorithm */
66 #define ITERATIONS 10 /* iterations to approximate spline */
74 static Point *spline = (Point *) NULL; /* head of spline linked list */
273 /* Draw a spline by approximating with short lines. */
281 /* get coordinate pairs into spline linked list */
291 /* Parse string s to create a linked list of Point's with spline */
306 pt = spline = MakePoint(0.0, 0.0);
331 /* Approximate a spline by lines generated by iterations of the */
332 /* approximation algorithm from the original n points in the spline. */
351 p = spline->next;
365 p = spline;
405 /* spline curve. Rounding errors are taken into account so that */
411 Point *p = spline;
435 spline = (Point *) NULL;