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complot.c, parameters to command clip may be expressions yielding 

a single valued vector or may be real numbers
This commit is contained in:
h_vogt 2017-07-06 12:10:16 +02:00
parent ebf0b8ce68
commit 5e25bb026d
1 changed files with 11 additions and 6 deletions
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17
src/frontend/com_plot.c
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@ -25,18 +25,23 @@ com_bltplot(wordlist *wl)
#endif
/* Evaluate the command clip v(1) xmin xmax
xmin and xmax may be expressions of single valued vectors or real numbers.
Then call vec_clip() to do the clipping */
void
com_clip(wordlist *wl)
{
int err;
struct pnode *names;
struct dvec *vec;
double xmin, xmax;
char *vecname = wl->wl_word;
wl = wl->wl_next;
char *mword = wl->wl_word;
xmin = INPevaluate(&mword, &err, TRUE);
wl = wl->wl_next;
mword = wl->wl_word;
xmax = INPevaluate(&mword, &err, TRUE);
names = ft_getpnames(wl, TRUE);
vec = ft_evaluate(names);
xmin = vec->v_realdata[0];
names = names->pn_next;
vec = ft_evaluate(names);
xmax = vec->v_realdata[0];
vec_clip(vecname, xmin, xmax);
}