inc/common.h

   1 #ifndef _COMMON_H_
   2 #define _COMMON_H_
   3
   4 #ifndef LINUX
   5 #ifdef __linux__
   6 #define LINUX
   7 #endif
   8 #endif
   9
  10 #ifdef LINUX
  11
  12 #ifdef _POSIX_C_SOURCE
  13 #undef _POSIX_C_SOURCE
  14 #endif
  15 #define _POSIX_C_SOURCE 200112L
  16
  17 #ifdef _XOPEN_SOURCE
  18 #undef _XOPEN_SOURCE
  19 #endif
  20 #define _XOPEN_SOURCE 700
  21
  22 #ifdef _DEFAULT_SOURCE
  23 #undef _DEFAULT_SOURCE
  24 #endif
  25 #define _DEFAULT_SOURCE
  26 #endif
  27
  28 #include <stdlib.h>
  29 #include <stdint.h>
  30
  31 #ifndef _HAVE_ARRAY_TYPE
  32 #define _HAVE_ARRAY_TYPE
  33 typedef struct array_s {
  34         uint32_t type;
  35         uint32_t length;
  36         uint32_t size;
  37         void *data;
  38 } array_t;
  39 #endif
  40
  41 #ifndef _HAVE_FILE_TYPE
  42 #define _HAVE_FILE_TYPE
  43 typedef struct file_s {
  44         struct file_s *prev;
  45         struct file_s *next;
  46         char* path;
  47         char* name;
  48         unsigned char* data;
  49         int size;
  50         int len;
  51         int pos;
  52         int modified;
  53 } file_t;
  54 #endif
  55
  56 #ifndef _HAVE_COLOUR_TYPE
  57 #define _HAVE_COLOUR_TYPE
  58 typedef struct colour_s {
  59         uint8_t r;
  60         uint8_t g;
  61         uint8_t b;
  62         uint8_t a;
  63 } colour_t;
  64 #endif
  65
  66 #ifndef _HAVE_V3_TYPE
  67 #define _HAVE_V3_TYPE
  68 typedef struct v3_s {
  69         float x;
  70         float y;
  71         float z;
  72 } __attribute__((packed)) v3_t;
  73 #endif
  74
  75 #ifndef _HAVE_V2_TYPE
  76 #define _HAVE_V2_TYPE
  77 typedef struct v2_s {
  78         float x;
  79         float y;
  80 } __attribute__((packed)) v2_t;
  81 #endif
  82
  83 #ifndef _HAVE_AABOX_TYPE
  84 #define _HAVE_AABOX_TYPE
  85 typedef struct aabox_s {
  86         v3_t min;
  87         v3_t max;
  88 } aabox_t;
  89 #endif
  90
  91 #ifndef _HAVE_RECT_TYPE
  92 #define _HAVE_RECT_TYPE
  93 typedef struct rect_s {
  94         int x;
  95         int y;
  96         int w;
  97         int h;
  98 } rect_t;
  99 #endif
 100
 101 #ifndef _HAVE_RECTF_TYPE
 102 #define _HAVE_RECTF_TYPE
 103 typedef struct rectf_s {
 104         float x;
 105         float y;
 106         float w;
 107         float h;
 108 } rectf_t;
 109 #endif
 110
 111 #ifndef _HAVE_POS_TYPE
 112 #define _HAVE_POS_TYPE
 113 typedef struct pos_s {
 114         int16_t x;
 115         int16_t y;
 116         int16_t z;
 117 } __attribute__((packed)) pos_t;
 118 #endif
 119
 120 #ifndef _HAVE_QUATERNION_TYPE
 121 #define _HAVE_QUATERNION_TYPE
 122 typedef struct quaternion_s {
 123         float w;
 124         float x;
 125         float y;
 126         float z;
 127 } __attribute__((packed)) quaternion_t;
 128 #endif
 129
 130 #ifndef _HAVE_MATRIX_TYPE
 131 #define _HAVE_MATRIX_TYPE
 132 typedef struct matrix_s {
 133         float data[16];
 134 } matrix_t;
 135 #endif
 136
 137 #define CN_ERROR        0x01
 138 #define CN_WARN         0x02
 139 #define CN_ACTION       0x03
 140 #define CN_CHAT         0x04
 141 #define CN_INFO         0x05
 142 #define CN_DEBUG        0x06
 143
 144 #define VLSTATE_EXIT    0x00
 145 #define VLSTATE_GET     0x01
 146 #define VLSTATE_MENU    0x02
 147 #define VLSTATE_PAUSE   0x03
 148 #define VLSTATE_PLAY    0x04
 149
 150 /* defined in math.c */
 151 int math_next_pow2(int a);
 152 int math_rand_range(int low, int high);
 153 float math_rand_rangef(float low, float high);
 154 float math_radians_to_degrees(float rads);
 155 float math_degrees_to_radians(float degrees);
 156
 157 /* defined in math_quaternion.c */
 158 quaternion_t *quat_create_quat(float x, float y, float z, float w);
 159 quaternion_t *quat_create_euler(float x, float y, float z);
 160 quaternion_t *quat_create_axis(v3_t *v, float angle);
 161 void quat_init_quat(quaternion_t *q, float x, float y, float z, float w);
 162 void quat_init_euler(quaternion_t *q, float x, float y, float z);
 163 void quat_init_axis(quaternion_t *q, v3_t *v, float angle);
 164 void quat_normalise(quaternion_t *q);
 165 void quat_get_axis(quaternion_t *q, v3_t *v, float *angle);
 166 void quat_multiply_vector(quaternion_t *q, quaternion_t *rq, v3_t *v);
 167 void quat_multiply(quaternion_t *q1, quaternion_t *q2, quaternion_t *rq);
 168 void quat_print(quaternion_t *q);
 169 void quat_computew(quaternion_t *q);
 170 void quat_rotate(quaternion_t *q, v3_t *in, v3_t *out);
 171
 172 /* defined in math_vector.c */
 173 void vect_create(v3_t *start, v3_t *end, v3_t *v);
 174 float vect_length(v3_t *v);
 175 void vect_normalise(v3_t *v);
 176 float vect_scalarproduct(v3_t *v1, v3_t *v2);
 177 void vect_crossproduct(v3_t *v1, v3_t *v2, v3_t *v3);
 178 void vect_dotproduct(v3_t *v1, v3_t *v2, v3_t *v3);
 179 void vect_subtract(v3_t *v1, v3_t *v2, v3_t *v3);
 180 float vect_diameter(v3_t *v);
 181 float math_dotproduct(v3_t *v1, v3_t *v2);
 182 float math_distance(v3_t *v1, v3_t *v2);
 183
 184 /* defined in math_matrix.c */
 185 void matrix_init(matrix_t *m);
 186 matrix_t *matrix_create(void);
 187 void matrix_multiply(matrix_t *m, matrix_t *mul);
 188 void matrix_translate(matrix_t *m, float x, float y, float z);
 189 void matrix_translate_v(matrix_t *m, v3_t *v);
 190 void matrix_scale(matrix_t *m, float x, float y, float z);
 191 void matrix_scale_v(matrix_t *m, v3_t *v);
 192 void matrix_rotate(matrix_t *m, float rads, float x, float y, float z);
 193 void matrix_rotate_v(matrix_t *m, float rads, v3_t *v);
 194 void matrix_rotate_x(matrix_t *m, float rads);
 195 void matrix_rotate_y(matrix_t *m, float rads);
 196 void matrix_rotate_z(matrix_t *m, float rads);
 197 void matrix_rotate_deg(matrix_t *m, float degrees, float x, float y, float z);
 198 void matrix_rotate_deg_v(matrix_t *m, float degrees, v3_t *v);
 199 void matrix_rotate_deg_x(matrix_t *m, float degrees);
 200 void matrix_rotate_deg_y(matrix_t *m, float degrees);
 201 void matrix_rotate_deg_z(matrix_t *m, float degrees);
 202 void matrix_rotate_quat(matrix_t *m, quaternion_t *q);
 203
 204 /* defined in string.c */
 205 char* trim(char* str);
 206 char* strdup(const char* str);
 207 int strappend(char* dest, int size, char* str);
 208 int parse_bool(char* str);
 209
 210 /* defined in config.c */
 211 char* config_get(char* name);
 212 int config_get_int(char* name);
 213 float config_get_float(char* name);
 214 int config_get_bool(char* name);
 215 void config_set(char* name, char* value);
 216 int config_set_command(array_t *args);
 217 void config_set_int(char* name, int value);
 218 void config_set_float(char* name, float value);
 219 void config_set_default(char* name, char* value, int (*setter)(char* v));
 220 void config_set_default_int(char* name, int value, int (*setter)(char* v));
 221 void config_set_default_float(char* name, float value, int (*setter)(char* v));
 222 void config_load(char* file);
 223 int config_load_command(array_t *args);
 224 int config_ignore_command(array_t *args);
 225 void config_init(int argc, char** argv);
 226 void config_save(void);
 227
 228 /* defined in config_default.c */
 229 void config_default_init(void);
 230
 231 /* defined in log.c */
 232 int log_minlevel_setter(char* v);
 233 int log_maxlevel_setter(char* v);
 234 int log_sminlevel_setter(char* v);
 235 int log_smaxlevel_setter(char* v);
 236 int log_cminlevel_setter(char* v);
 237 int log_cmaxlevel_setter(char* v);
 238 int log_file_setter(char* v);
 239 void vlprintf(uint8_t type, char* fmt,...);
 240
 241 /* defined in utf8.c */
 242 int utf8_seqlen(char* str);
 243 uint32_t utf8_nextchar(char* str, int *i);
 244 uint32_t utf8_toutf32(char* src, int size);
 245 int utf8_fromutf32(char *dest, int sz, uint32_t ch);
 246 uint32_t utf16_toutf32(uint16_t *str);
 247 int utf8_offset(char* str, int i);
 248 int utf8_charindex(char* str, int o);
 249 int utf8_strlen(char* str);
 250 void utf8_inc(char* str, int *i);
 251 void utf8_dec(char* str, int *i);
 252 char* utf8_strchr(char* str, uint32_t ch, int *charn);
 253 char* utf8_memchr(char* str, uint32_t ch, size_t sz, int *charn);
 254
 255 /* defined in sys_console.c */
 256 void sys_console_print(char* str, int newline);
 257 void sys_console_printf(char* fmt, ...);
 258 void sys_console_init(void);
 259 void sys_console_exit(void);
 260
 261 /* defined in intl.c */
 262 char* gettext(const char *s);
 263 char* ngettext(const char* s1, const char* s2, int n);
 264 void intl_init(void);
 265
 266 /* defined in time.c */
 267 void time_init(void);
 268 uint32_t time_ticks(void);
 269 void delay(uint32_t ms);
 270 float time_dtime(uint32_t last);
 271 uint32_t interval_delay(uint32_t last, uint32_t hz);
 272 uint32_t calc_fps(uint32_t prev, uint32_t current);
 273
 274 /* defined in command.c */
 275 int command_init(void);
 276 int command_add(char* name, int (*func)(array_t *args));
 277 int command_apply(char* name, char* value);
 278 int command_exec(char* str);
 279 int command_execf(char* str, ...);
 280 void command_save(file_t *f);
 281
 282 /* defined in main.c */
 283 int client_state(int s);
 284
 285 #endif