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KDATA_SET(3) |
Library Functions Manual |
KDATA_SET(3) |
NAME
kdata_set — set points in a data set
LIBRARY
library “libkplot”
SYNOPSIS
#include <cairo.h>
#include <kplot.h>
int
kdata_set(
struct kdata *data,
size_t pos,
double x,
double y);
DESCRIPTION
The
kdata_set function sets the
x and
y points for absolute (i.e., internal bucket) position
pos in a
kplot(3) data set
data. Once assigned, any sources dependant upon the data sources, e.g., those attached via
kdata_mean_attach(3), are updated as well.
RETURN VALUES
kdata_set returns 0 if the position pos is not within the allocated number of pairs, else it returns non-zero.