This file is indexed.

/usr/include/directfb-internal/gfx/generic/generic.h is in libdirectfb-dev 1.2.10.0-5.

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
/*
   (c) Copyright 2001-2008  The world wide DirectFB Open Source Community (directfb.org)
   (c) Copyright 2000-2004  Convergence (integrated media) GmbH

   All rights reserved.

   Written by Denis Oliver Kropp <dok@directfb.org>,
              Andreas Hundt <andi@fischlustig.de>,
              Sven Neumann <neo@directfb.org>,
              Ville Syrjälä <syrjala@sci.fi> and
              Claudio Ciccani <klan@users.sf.net>.

   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2 of the License, or (at your option) any later version.

   This library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with this library; if not, write to the
   Free Software Foundation, Inc., 59 Temple Place - Suite 330,
   Boston, MA 02111-1307, USA.
*/

#ifndef __GENERIC_H__
#define __GENERIC_H__

#include <dfb_types.h>

#include <directfb.h>
#include <core/coretypes.h>
#include <core/gfxcard.h>

/* this order is required for Intel with MMX, how about bigendian? */

typedef union {
     struct {
          u16 b;
          u16 g;
          u16 r;
          u16 a;
     } RGB;
     struct {
          u16 u;
          u16 v;
          u16 y;
          u16 a;
     } YUV;
} GenefxAccumulator;


typedef struct _GenefxState GenefxState;

typedef void (*GenefxFunc)(GenefxState *gfxs);

/*
 * State of the virtual graphics processing unit "Genefx" (pron. 'genie facts').
 */
struct _GenefxState {
     GenefxFunc funcs[32];

     int length;    /* span length */
     int Slen;      /* span length (source) */
     int Dlen;      /* span length (destination) */

     /*
      * state values
      */
     void *dst_org[3];
     void *src_org[3];
     int dst_pitch;
     int src_pitch;

     int dst_bpp;
     int src_bpp;

     DFBSurfaceCapabilities dst_caps;
     DFBSurfaceCapabilities src_caps;

     DFBSurfacePixelFormat src_format;
     DFBSurfacePixelFormat dst_format;

     int dst_height;
     int src_height;

     int dst_field_offset;
     int src_field_offset;

     DFBColor color;

     /*
      * operands
      */
     void *Aop[3];
     void *Bop[3];
     u32   Cop;

     u8 YCop;
     u8 CbCop;
     u8 CrCop;

     int Aop_field;
     int Bop_field;
     
     int AopY;
     int BopY;

     /*
      * color keys
      */
     u32 Dkey;
     u32 Skey;

     /*
      * color lookup tables
      */
     CorePalette *Alut;
     CorePalette *Blut;

     /*
      * accumulators
      */
     void              *ABstart;
     int                ABsize;
     GenefxAccumulator *Aacc;
     GenefxAccumulator *Bacc;
     GenefxAccumulator  Cacc;
     GenefxAccumulator  SCacc;

     /*
      * dataflow control
      */
     GenefxAccumulator *Xacc;
     GenefxAccumulator *Dacc;
     GenefxAccumulator *Sacc;

     void        **Sop;
     CorePalette  *Slut;

     int Ostep; /* controls horizontal blitting direction */

     int SperD;     /* for scaled routines only */
     int Xphase;    /* initial value for fractional steps (zero if not clipped) */

     bool need_accumulator;

     int *trans;
     int  num_trans;
};


void gGetDriverInfo( GraphicsDriverInfo *info );
void gGetDeviceInfo( GraphicsDeviceInfo *info );

bool gAcquire  ( CardState *state, DFBAccelerationMask accel );
void gRelease ( CardState *state );

void gFillRectangle ( CardState *state, DFBRectangle *rect );
void gDrawLine      ( CardState *state, DFBRegion    *line );

void gBlit          ( CardState *state, DFBRectangle *rect, int dx, int dy );
void gStretchBlit   ( CardState *state, DFBRectangle *srect, DFBRectangle *drect );


#endif