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ws_visual_descriptor(9s)

NAME

ws_visual_descriptor - Graphics: Used by the display driver to describe the visual classes that the graphics display supports

SYNOPSIS

typedef struct { short screen; short which_visual; short screen_class; short depth; u_long red_mask, green_mask, blue_mask; short bits_per_rgb; int color_map_entries; } ws_visual_descriptor;

MEMBERS

screen Specifies the screen associated with this visual descriptor. which_visual Specifies the visual number. screen_class Specifies the visual class:StaticGray, GrayScale, StaticColor, PseudoColor, TrueColor, or DirectColor. depth Specifies the number of bits per pixel for this visual. red_mask, green_mask, blue_mask Specify the red, green, and blue masks for a given visual class. bits_per_rgb Specifies the number of significant bits in the color cell that are used to store red, green, and blue colors. color_map_entries Specifies the number of colors in the colormap.

DESCRIPTION

The ws_visual_descriptor data structure defines the characteristics of one server visual class. You usually create an array of these structures to define each of the visual classes that the graphics display supports.

FILES

<sys/workstation.h>

SEE ALSO

Data Structures: ws_screens(9s)

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