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KDATA_VECTOR_ALLOC(3) |
Library Functions Manual |
KDATA_VECTOR_ALLOC(3) |
NAME
kdata_vector_alloc — allocate vector data for plotting
LIBRARY
library “libkplot”
SYNOPSIS
#include <cairo.h>
#include <kplot.h>
struct kdata *
kdata_vector_alloc(
size_t stepsz);
DESCRIPTION
The
kdata_vector_alloc function creates a reference-counted data sources for
kplot(3). It is growable via
kdata_vector_append(3). All x-values and y-values are initially set to zero.
RETURN VALUES
kdata_vector_alloc returns NULL if memory allocation failed.