/usr/include/ggi/display/palemu.h is in libggi2-dev 1:2.2.2-5ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 | /* $Id: palemu.h,v 1.5 2005/07/31 15:30:39 soyt Exp $
******************************************************************************
Display-palemu: palette emulation on true color modes
Copyright (C) 1998 Andrew Apted [andrew@ggi-project.org]
Permission is hereby granted, free of charge, to any person obtaining a
copy of this software and associated documentation files (the "Software"),
to deal in the Software without restriction, including without limitation
the rights to use, copy, modify, merge, publish, distribute, sublicense,
and/or sell copies of the Software, and to permit persons to whom the
Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
THE AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
******************************************************************************
*/
#ifndef _GGI_DISPLAY_PALEMU_H
#define _GGI_DISPLAY_PALEMU_H
#include <ggi/internal/ggi-dl.h>
#include <ggi/display/mansync.h>
/**************************************************
**
** PalEmu private defines
**
**************************************************/
#ifndef MIN
#define MIN(a, b) ((a) < (b) ? (a) : (b))
#endif
#ifndef MAX
#define MAX(a, b) ((a) > (b) ? (a) : (b))
#endif
#define UPDATE_MOD(vis, _x1, _y1, w, h) \
do { \
ggi_palemu_priv *_priv = PALEMU_PRIV(vis); \
int _x2=(_x1)+(w); \
int _y2=(_y1)+(h); \
\
if ((_x1) < _priv->dirty_tl.x) _priv->dirty_tl.x =\
MAX((_x1), (vis)->gc->cliptl.x); \
if ((_y1) < _priv->dirty_tl.y) _priv->dirty_tl.y =\
MAX((_y1), (vis)->gc->cliptl.y); \
if ((_x2) > _priv->dirty_br.x) _priv->dirty_br.x =\
MIN((_x2), (vis)->gc->clipbr.x); \
if ((_y2) > _priv->dirty_br.y) _priv->dirty_br.y =\
MIN((_y2), (vis)->gc->clipbr.y); \
} while (0)
/****************************************************
**
** PalEmu private data
**
****************************************************/
typedef struct ggi_palemu_priv {
int flags;
ggi_visual_t parent;
ggi_mode mode;
/* framebuffer */
void *fb_ptr;
long fb_size;
long frame_size;
/* color info */
ggi_pixel *lookup;
ggi_color *palette;
ggi_float red_gamma;
ggi_float green_gamma;
ggi_float blue_gamma;
/* 2D operations on memory buffer */
struct ggi_visual_opdraw *mem_opdraw;
ggi_coord dirty_tl;
ggi_coord dirty_br;
/* blitter function */
void (* do_blit) (struct ggi_palemu_priv *priv, void *dest,
void *src, int w);
/* mansync info */
void *flush_lock;
MANSYNC_DATA;
} ggi_palemu_priv;
#define PALEMU_PRIV(vis) ((ggi_palemu_priv *) LIBGGI_PRIVATE(vis))
/****************************************************
**
** PalEmu private functions
**
****************************************************/
extern int _ggi_palemu_Open(ggi_visual *vis);
extern int _ggi_palemu_Close(ggi_visual *vis);
extern int _ggi_palemu_Transfer(ggi_visual*vis, int x, int y, int w, int h);
extern int _ggi_palemu_Flush(ggi_visual*vis);
/****************************************************
**
** PalEmu internal interfaces
**
****************************************************/
ggifunc_getmode GGI_palemu_getmode;
ggifunc_setmode GGI_palemu_setmode;
ggifunc_checkmode GGI_palemu_checkmode;
ggifunc_getapi GGI_palemu_getapi;
ggifunc_flush GGI_palemu_flush;
ggifunc_setflags GGI_palemu_setflags;
ggifunc_drawpixel GGI_palemu_drawpixel;
ggifunc_drawpixel_nc GGI_palemu_drawpixel_nc;
ggifunc_drawhline_nc GGI_palemu_drawhline_nc;
ggifunc_drawhline GGI_palemu_drawhline;
ggifunc_drawvline_nc GGI_palemu_drawvline_nc;
ggifunc_drawvline GGI_palemu_drawvline;
ggifunc_drawline GGI_palemu_drawline;
ggifunc_putc GGI_palemu_putc;
ggifunc_getcharsize GGI_palemu_getcharsize;
ggifunc_putpixel_nc GGI_palemu_putpixel_nc;
ggifunc_putpixel GGI_palemu_putpixel;
ggifunc_puthline GGI_palemu_puthline;
ggifunc_putvline GGI_palemu_putvline;
ggifunc_putbox GGI_palemu_putbox;
ggifunc_drawbox GGI_palemu_drawbox;
ggifunc_copybox GGI_palemu_copybox;
ggifunc_crossblit GGI_palemu_crossblit;
ggifunc_fillscreen GGI_palemu_fillscreen;
ggifunc_setorigin GGI_palemu_setorigin;
ggifunc_setPalette GGI_palemu_setPalette;
ggifunc_setdisplayframe GGI_palemu_setdisplayframe;
ggifunc_setreadframe GGI_palemu_setreadframe;
ggifunc_setwriteframe GGI_palemu_setwriteframe;
extern int GGI_palemu_resetmode(ggi_visual *vis);
#define MANSYNC_init(vis) MANSYNC_DECL_INIT(PALEMU_PRIV(vis), vis)
#define MANSYNC_deinit(vis) MANSYNC_DECL_DEINIT(PALEMU_PRIV(vis), vis)
#define MANSYNC_start(vis) MANSYNC_DECL_START(PALEMU_PRIV(vis), vis)
#define MANSYNC_stop(vis) MANSYNC_DECL_STOP(PALEMU_PRIV(vis), vis)
#define MANSYNC_ignore(vis) MANSYNC_DECL_IGNORE(PALEMU_PRIV(vis), vis)
#define MANSYNC_cont(vis) MANSYNC_DECL_CONT(PALEMU_PRIV(vis), vis)
#endif /* _GGI_DISPLAY_PALEMU_H */
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