qdgdf_video.h

   1 /*
   2
   3         Quick and Dirty Game Development Framework (QDGDF)
   4
   5         Copyright (C) 2001/2011 Angel Ortega <angel@triptico.com>
   6
   7         This program is free software; you can redistribute it and/or
   8         modify it under the terms of the GNU General Public License
   9         as published by the Free Software Foundation; either version 2
  10         of the License, or (at your option) any later version.
  11
  12         This program is distributed in the hope that it will be useful,
  13         but WITHOUT ANY WARRANTY; without even the implied warranty of
  14         MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15         GNU General Public License for more details.
  16
  17         You should have received a copy of the GNU General Public License
  18         along with this program; if not, write to the Free Software
  19         Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  20
  21         http://www.triptico.com
  22
  23 */
  24
  25 #ifndef QDGDF_VIDEO_H_
  26 #define QDGDF_VIDEO_H_
  27
  28 #include <stdio.h>
  29
  30 #ifdef CONFOPT_OPENGL
  31 #include <GL/gl.h>
  32 #include <GL/glu.h>
  33 #endif
  34
  35 extern char _qdgdfv_fopen_path[250];
  36
  37 extern int _qdgdfv_use_logger;
  38 extern char _qdgdfv_logger_file[150];
  39
  40 extern int _qdgdfv_scale;
  41 extern int _qdgdfv_double_mode;
  42 extern int _qdgdfv_scale2x;
  43 extern unsigned char *_qdgdfv_virtual_screen;
  44 extern unsigned char _qdgdfv_clear_color;
  45 extern unsigned int _qdgdfv_screen_x_size;
  46 extern unsigned int _qdgdfv_screen_y_size;
  47 extern int _qdgdfv_window_x;
  48 extern int _qdgdfv_window_y;
  49 extern char _qdgdfv_window_title[150];
  50 extern char _qdgdfv_additional_info[150];
  51 extern int _qdgdfv_additional_int_info;
  52 extern int _qdgdfv_double_antialias;
  53 extern int _qdgdfv_gamma_correct;
  54
  55 extern int _qdgdfv_key_up;
  56 extern int _qdgdfv_key_down;
  57 extern int _qdgdfv_key_left;
  58 extern int _qdgdfv_key_right;
  59 extern int _qdgdfv_key_escape;
  60 extern int _qdgdfv_key_space;
  61 extern int _qdgdfv_key_enter;
  62 extern int _qdgdfv_key_pgup;
  63 extern int _qdgdfv_key_pgdn;
  64 extern int _qdgdfv_key_home;
  65 extern int _qdgdfv_key_end;
  66 extern int _qdgdfv_key_f1;
  67 extern int _qdgdfv_key_f2;
  68 extern int _qdgdfv_key_f3;
  69 extern int _qdgdfv_key_f4;
  70 extern int _qdgdfv_key_f5;
  71 extern int _qdgdfv_key_f6;
  72 extern int _qdgdfv_key_f7;
  73 extern int _qdgdfv_key_f8;
  74 extern int _qdgdfv_key_f9;
  75 extern int _qdgdfv_key_f10;
  76
  77 /* Dan Compton made these changes and additions */
  78 extern int _qdgdfv_key_control;
  79 extern int _qdgdfv_key_shift_l;
  80 extern int _qdgdfv_key_shift_r;
  81 extern int _qdgdfv_key_alnum;   /* catches alpha chars and numbers */
  82 extern char _qdgdfv_alnum;      /* contains the ascii char of alpha or number or
  83                                    might contain a OS dependent defined keycode
  84                                    which would be conditionally compiled in for
  85                                    x11 or win32 */
  86
  87 extern unsigned int _qdgdfv_palette[256 * 3];
  88 extern unsigned int _qdgdfv_extended_palette[256];
  89 extern int _qdgdfv_pixel_size;
  90 unsigned int _qdgdfv_red_mask;
  91 unsigned int _qdgdfv_green_mask;
  92 unsigned int _qdgdfv_blue_mask;
  93 int _qdgdfv_red_shift;
  94 int _qdgdfv_green_shift;
  95 int _qdgdfv_blue_shift;
  96
  97 extern char *_qdgdfv_version;
  98
  99 extern int _qdgdfv_font_height;
 100 extern int _qdgdfv_font_blend;
 101 extern int _qdgdfv_convert_ktl_to_proportional;
 102
 103 extern int _qdgdfv_full_screen;
 104
 105 struct _qdgdfv_driver {
 106     char *name;
 107     void (*set_palette) (void);
 108     void (*dump_virtual_screen) (void);
 109     void (*input_poll) (void);
 110     int (*timer) (int);
 111     int (*opengl) (int);
 112     int (*startup) (void);
 113     void (*shutdown) (void);
 114 };
 115
 116
 117 char *qdgdfv_sprintf(char *fmt, ...);
 118 void qdgdfv_logger(char *where, char *msg);
 119 void *qdgdfv_malloc(int size);
 120
 121 FILE *_qdgdfv_fopen(char *file, char *mode);
 122 FILE *qdgdfv_fopen(char *file, char *mode);
 123 char *qdgdfv_path_find(const char *file);
 124
 125 void qdgdfv_bang(char *where, char *msg);
 126 #define qdgdfv_bangif(where,cond) if(cond) qdgdfv_bang(where,#cond)
 127
 128 void qdgdfv_load_pcx(unsigned char *pcx, char *pcxfile, int size);
 129 void qdgdfv_load_pcx_pal(unsigned char *pcx, char *pcxfile, int size);
 130 void qdgdfv_load_pcx_pal_set(unsigned char *pcx, char *pcxfile, int size);
 131
 132 void qdgdfv_load_palette(char *palfile);
 133 void qdgdfv_set_palette(void);
 134
 135 void qdgdfv_input_poll(void);
 136 void qdgdfv_clear_virtual_screen(void);
 137
 138 void _qdgdfv_dump2_screen(unsigned char *, short *);
 139 void _qdgdfv_dump4_screen(unsigned char *, int *);
 140
 141 void _qdgdfv_double_dump1_screen(unsigned char *, char *);
 142 void _qdgdfv_double_dump2_screen(unsigned char *, short *);
 143 void _qdgdfv_double_dump4_screen(unsigned char *, int *);
 144
 145 void _qdgdfv_triple_dump1_screen(unsigned char *, char *);
 146 void _qdgdfv_triple_dump2_screen(unsigned char *, short *);
 147 void _qdgdfv_triple_dump4_screen(unsigned char *, int *);
 148
 149 void _qdgdfv_s2x_dump1_screen(unsigned char *, char *);
 150 void _qdgdfv_s2x_dump2_screen(unsigned char *, short *);
 151 void _qdgdfv_s2x_dump4_screen(unsigned char *, int *);
 152
 153 void _qdgdfv_s3x_dump1_screen(unsigned char *, char *);
 154 void _qdgdfv_s3x_dump2_screen(unsigned char *, short *);
 155 void _qdgdfv_s3x_dump4_screen(unsigned char *, int *);
 156
 157 void qdgdfv_dump_virtual_screen(void);
 158 void qdgdfv_assert_in_virtual_screen(char *func, unsigned char *ptr);
 159
 160 unsigned char qdgdfv_seek_color(int r, int g, int b);
 161
 162 int qdgdfv_timer(int reset);
 163
 164 void qdgdfv_build_light_table(unsigned char *lut, int levels, int mid);
 165 void qdgdfv_build_light_table_ext(unsigned char *lut, int levels,
 166                                   int mid, int fr, int fg, int fb);
 167
 168 unsigned char qdgdfv_blend_color(unsigned char c1, unsigned char c2,
 169                                  int percent);
 170
 171 void qdgdfv_set_accum_buffer(int percent);
 172
 173 int qdgdfv_extended_key_status(int *key_var);
 174
 175 void qdgdfv_load_ktl_font(char *fontfile);
 176 int qdgdfv_font_size(char *string);
 177 void qdgdfv_font_print(int x, int y, unsigned char *string,
 178                        unsigned char color);
 179
 180 char *qdgdfv_home_dir(void);
 181 char *qdgdfv_app_dir(void);
 182
 183 int qdgdfv_opengl(int onoff);
 184
 185 void qdgdfv_startup(void);
 186 void qdgdfv_shutdown(void);
 187
 188 #endif                          /* QDGDF_VIDEO_H_ */