GRASS GIS 8 Programmer's Manual 8.3.2(2024)-exported
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psdriver/color.c
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1#include <grass/gis.h>
2#include "psdriver.h"
3
4void PS_Color(int r, int g, int b)
5{
6 if (ps.true_color)
7 output("%d %d %d COLOR\n", r, g, b);
8 else
9 output("%d GRAY\n", (int)(r * 0.299 + g * 0.587 + b * 0.114));
10}
double b
double r
float g
Definition named_colr.c:7
void PS_Color(int r, int g, int b)
struct ps_state ps
void output(const char *fmt,...)
int true_color
Definition psdriver.h:14