home *** CD-ROM | disk | FTP | other *** search
- /* @(#)pr_planegroups.h 1.12 90/10/03 SMI */
-
- /*
- * Copyright 1986 by Sun Microsystems, Inc.
- */
-
- #ifndef pr_planegroups_DEFINED
- #define pr_planegroups_DEFINED
-
- /* Masks for frame buffer planes and plane group number */
- #define PIX_ALL_PLANES 0x00FFFFFF
- #define PIX_GROUP_MASK 0x7F
-
- /* Macros to encode or extract group into or from attribute word */
- #define PIX_GROUP(g) ((g) << 25)
- #define PIX_ATTRGROUP(attr) ((unsigned)(attr) >> 25)
-
- /* Flag bit which inhibits plane mask setting (for setting group only) */
- #define PIX_DONT_SET_PLANES (1 << 24)
-
- /* Plane groups definitions */
- /* !!! NOTE: Be sure to increment LAST_PLUS_ONE as new groups are added !!! */
-
- #define PIXPG_CURRENT 0
- #define PIXPG_MONO 1
- #define PIXPG_8BIT_COLOR 2
- #define PIXPG_OVERLAY_ENABLE 3
- #define PIXPG_OVERLAY 4
- #define PIXPG_24BIT_COLOR 5
- #define PIXPG_VIDEO 6
- #define PIXPG_VIDEO_ENABLE 7
- #define PIXPG_TRANSPARENT_OVERLAY 8
- #define PIXPG_WID 9 /* Window Id */
- #define PIXPG_ZBUF 10 /* Z (depth) buffer */
- #define PIXPG_LAST_PLUS_ONE 11 /* array decls and loop termination */
- #define PIXPG_4BIT_OVERLAY 123
- #define PIXPG_ALT_COLOR 124
- #define PIXPG_A12BIT_COLOR 125
- #define PIXPG_B12BIT_COLOR 126
- #define PIXPG_INVALID 127
-
- #define MAKEPLNGRP(pg) (1 << (pg))
-
- /* Plane groups functions */
- extern int pr_available_plane_groups();
- extern int pr_get_plane_group();
- extern void pr_set_plane_group();
- extern void pr_set_planes();
-
- #endif pr_planegroups_DEFINED
-