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#define PSEUDOCOLOR 1
#define TRUECOLOR 2
extern int display_type;
extern int display_depth;
extern XVisualInfo *info;
extern int x11_grays;
extern unsigned long *x11_map;
extern unsigned long x11_lut_red[256];
extern unsigned long x11_lut_green[256];
extern unsigned long x11_lut_blue[256];
extern unsigned long x11_lut_gray[256];
extern unsigned long x11_map_color[256];
extern unsigned long x11_map_gray[64];
#define x11_black x11_map_gray[0]
#define x11_gray x11_map_gray[47*x11_grays/64]
#define x11_lightgray x11_map_gray[55*x11_grays/64]
#define x11_white x11_map_gray[63*x11_grays/64]
extern unsigned long x11_red;
extern unsigned long x11_green;
extern unsigned long x11_blue;
extern int have_shmem;
int x11_color_init(Widget shell, int *gray);
void x11_data_to_ximage(unsigned char *rgb, unsigned char *ximage,
int x, int y, int sy, int gray);
XImage *x11_create_ximage(Widget shell, int width, int height, void **shm);
void x11_destroy_ximage(Widget shell, XImage * ximage, void *shm);
Pixmap x11_create_pixmap(Widget shell, unsigned char *data,
int width, int height, int gray);
#define XPUTIMAGE(dpy,dr,gc,xi,a,b,c,d,w,h) \
if (have_shmem) \
XShmPutImage(dpy,dr,gc,xi,a,b,c,d,w,h,True); \
else \
XPutImage(dpy,dr,gc,xi,a,b,c,d,w,h)
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