Draw, put, and get a single pixel from a visual
Name
ggiDrawPixel, ggiPutPixel, ggiGetPixel : Draw, put, and get a single pixel from a visual
Synopsis
#include <ggi/ggi.h>
int ggiDrawPixel(ggi_visual_t vis, int x, int y);
int ggiPutPixel(ggi_visual_t vis, int x, int y, ggi_pixel pixel);
int ggiGetPixel(ggi_visual_t vis, int x, int y, ggi_pixel *pixel);
Description
Draw, put, or get a single pixelvalue at (:p:`x`, :p:`y`).
System Message: ERROR/3 (../ggi-core/libggi/doc/libggi.txt, line 988); backlink
Unknown interpreted text role "p".
System Message: ERROR/3 (../ggi-core/libggi/doc/libggi.txt, line 988); backlink
Unknown interpreted text role "p".
Return value
All three functions return 0 to indicate success.