main/robot.c

   1 /* $Id: robot.c,v 1.6 2004-08-28 23:17:45 schaffner Exp $ */
   2 /*
   3 THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
   4 SOFTWARE CORPORATION ("PARALLAX").  PARALLAX, IN DISTRIBUTING THE CODE TO
   5 END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
   6 ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
   7 IN USING, DISPLAYING,  AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
   8 SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
   9 FREE PURPOSES.  IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
  10 CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES.  THE END-USER UNDERSTANDS
  11 AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
  12 COPYRIGHT 1993-1999 PARALLAX SOFTWARE CORPORATION.  ALL RIGHTS RESERVED.
  13 */
  14
  15 /*
  16  *
  17  * Code for handling robots
  18  *
  19  */
  20
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <conf.h>
  24 #endif
  25
  26 #include <stdio.h>
  27
  28 #include "error.h"
  29
  30 #include "inferno.h"
  31
  32 #include "robot.h"
  33 #include "object.h"
  34 #include "polyobj.h"
  35 #include "mono.h"
  36
  37 int     N_robot_types = 0;
  38 int     N_robot_joints = 0;
  39
  40 //      Robot stuff
  41 robot_info Robot_info[MAX_ROBOT_TYPES];
  42
  43 //Big array of joint positions.  All robots index into this array
  44
  45 #define deg(a) ((int) (a) * 32768 / 180)
  46
  47 //test data for one robot
  48 jointpos Robot_joints[MAX_ROBOT_JOINTS] = {
  49
  50 //gun 0
  51         {2,{deg(-30),0,0}},         //rest (2 joints)
  52         {3,{deg(-40),0,0}},
  53
  54         {2,{deg(0),0,0}},           //alert
  55         {3,{deg(0),0,0}},
  56
  57         {2,{deg(0),0,0}},           //fire
  58         {3,{deg(0),0,0}},
  59
  60         {2,{deg(50),0,0}},          //recoil
  61         {3,{deg(-50),0,0}},
  62
  63         {2,{deg(10),0,deg(70)}},    //flinch
  64         {3,{deg(0),deg(20),0}},
  65
  66 //gun 1
  67         {4,{deg(-30),0,0}},         //rest (2 joints)
  68         {5,{deg(-40),0,0}},
  69
  70         {4,{deg(0),0,0}},           //alert
  71         {5,{deg(0),0,0}},
  72
  73         {4,{deg(0),0,0}},           //fire
  74         {5,{deg(0),0,0}},
  75
  76         {4,{deg(50),0,0}},          //recoil
  77         {5,{deg(-50),0,0}},
  78
  79         {4,{deg(20),0,deg(-50)}},   //flinch
  80         {5,{deg(0),0,deg(20)}},
  81
  82 //rest of body (the head)
  83
  84         {1,{deg(70),0,0}},          //rest (1 joint, head)
  85
  86         {1,{deg(0),0,0}},           //alert
  87
  88         {1,{deg(0),0,0}},           //fire
  89
  90         {1,{deg(0),0,0}},           //recoil
  91
  92         {1,{deg(-20),deg(15),0}},   //flinch
  93
  94 };
  95
  96 //given an object and a gun number, return position in 3-space of gun
  97 //fills in gun_point
  98 void calc_gun_point(vms_vector *gun_point,object *obj,int gun_num)
  99 {
 100         polymodel *pm;
 101         robot_info *r;
 102         vms_vector pnt;
 103         vms_matrix m;
 104         int mn;                         //submodel number
 105
 106         Assert(obj->render_type==RT_POLYOBJ || obj->render_type==RT_MORPH);
 107         Assert(obj->id < N_robot_types);
 108
 109         r = &Robot_info[obj->id];
 110         pm =&Polygon_models[r->model_num];
 111
 112         if (gun_num >= r->n_guns)
 113         {
 114                 mprintf((1, "Bashing gun num %d to 0.\n", gun_num));
 115                 //Int3();
 116                 gun_num = 0;
 117         }
 118
 119 //      Assert(gun_num < r->n_guns);
 120
 121         pnt = r->gun_points[gun_num];
 122         mn = r->gun_submodels[gun_num];
 123
 124         //instance up the tree for this gun
 125         while (mn != 0) {
 126                 vms_vector tpnt;
 127
 128                 vm_angles_2_matrix(&m,&obj->rtype.pobj_info.anim_angles[mn]);
 129                 vm_transpose_matrix(&m);
 130                 vm_vec_rotate(&tpnt,&pnt,&m);
 131
 132                 vm_vec_add(&pnt,&tpnt,&pm->submodel_offsets[mn]);
 133
 134                 mn = pm->submodel_parents[mn];
 135         }
 136
 137         //now instance for the entire object
 138
 139         vm_copy_transpose_matrix(&m,&obj->orient);
 140         vm_vec_rotate(gun_point,&pnt,&m);
 141         vm_vec_add2(gun_point,&obj->pos);
 142
 143 }
 144
 145 //fills in ptr to list of joints, and returns the number of joints in list
 146 //takes the robot type (object id), gun number, and desired state
 147 int robot_get_anim_state(jointpos **jp_list_ptr,int robot_type,int gun_num,int state)
 148 {
 149
 150         Assert(gun_num <= Robot_info[robot_type].n_guns);
 151
 152         *jp_list_ptr = &Robot_joints[Robot_info[robot_type].anim_states[gun_num][state].offset];
 153
 154         return Robot_info[robot_type].anim_states[gun_num][state].n_joints;
 155
 156 }
 157
 158
 159 //for test, set a robot to a specific state
 160 void set_robot_state(object *obj,int state)
 161 {
 162         int g,j,jo;
 163         robot_info *ri;
 164         jointlist *jl;
 165
 166         Assert(obj->type == OBJ_ROBOT);
 167
 168         ri = &Robot_info[obj->id];
 169
 170         for (g=0;g<ri->n_guns+1;g++) {
 171
 172                 jl = &ri->anim_states[g][state];
 173
 174                 jo = jl->offset;
 175
 176                 for (j=0;j<jl->n_joints;j++,jo++) {
 177                         int jn;
 178
 179                         jn = Robot_joints[jo].jointnum;
 180
 181                         obj->rtype.pobj_info.anim_angles[jn] = Robot_joints[jo].angles;
 182
 183                 }
 184         }
 185 }
 186
 187 #include "mono.h"
 188
 189 //--unused-- int cur_state=0;
 190
 191 //--unused-- test_anim_states()
 192 //--unused-- {
 193 //--unused--    set_robot_state(&Objects[1],cur_state);
 194 //--unused--
 195 //--unused--    mprintf(0,"Robot in state %d\n",cur_state);
 196 //--unused--
 197 //--unused--    cur_state = (cur_state+1)%N_ANIM_STATES;
 198 //--unused--
 199 //--unused-- }
 200
 201 //set the animation angles for this robot.  Gun fields of robot info must
 202 //be filled in.
 203 void robot_set_angles(robot_info *r,polymodel *pm,vms_angvec angs[N_ANIM_STATES][MAX_SUBMODELS])
 204 {
 205         int m,g,state;
 206         int gun_nums[MAX_SUBMODELS];                    //which gun each submodel is part of
 207
 208         for (m=0;m<pm->n_models;m++)
 209                 gun_nums[m] = r->n_guns;                //assume part of body...
 210
 211         gun_nums[0] = -1;               //body never animates, at least for now
 212
 213         for (g=0;g<r->n_guns;g++) {
 214                 m = r->gun_submodels[g];
 215
 216                 while (m != 0) {
 217                         gun_nums[m] = g;                                //...unless we find it in a gun
 218                         m = pm->submodel_parents[m];
 219                 }
 220         }
 221
 222         for (g=0;g<r->n_guns+1;g++) {
 223
 224                 //mprintf(0,"Gun %d:\n",g);
 225
 226                 for (state=0;state<N_ANIM_STATES;state++) {
 227
 228                         //mprintf(0," State %d:\n",state);
 229
 230                         r->anim_states[g][state].n_joints = 0;
 231                         r->anim_states[g][state].offset = N_robot_joints;
 232
 233                         for (m=0;m<pm->n_models;m++) {
 234                                 if (gun_nums[m] == g) {
 235                                         //mprintf(0,"  Joint %d: %x %x %x\n",m,angs[state][m].pitch,angs[state][m].bank,angs[state][m].head);
 236                                         Robot_joints[N_robot_joints].jointnum = m;
 237                                         Robot_joints[N_robot_joints].angles = angs[state][m];
 238                                         r->anim_states[g][state].n_joints++;
 239                                         N_robot_joints++;
 240                                         Assert(N_robot_joints < MAX_ROBOT_JOINTS);
 241                                 }
 242                         }
 243                 }
 244         }
 245
 246 }
 247
 248 #ifndef FAST_FILE_IO
 249 /*
 250  * reads n jointlist structs from a CFILE
 251  */
 252 static int jointlist_read_n(jointlist *jl, int n, CFILE *fp)
 253 {
 254         int i;
 255
 256         for (i = 0; i < n; i++) {
 257                 jl[i].n_joints = cfile_read_short(fp);
 258                 jl[i].offset = cfile_read_short(fp);
 259         }
 260         return i;
 261 }
 262
 263 /*
 264  * reads n robot_info structs from a CFILE
 265  */
 266 int robot_info_read_n(robot_info *ri, int n, CFILE *fp)
 267 {
 268         int i, j;
 269
 270         for (i = 0; i < n; i++) {
 271                 ri[i].model_num = cfile_read_int(fp);
 272                 for (j = 0; j < MAX_GUNS; j++)
 273                         cfile_read_vector(&(ri[i].gun_points[j]), fp);
 274                 cfread(ri[i].gun_submodels, MAX_GUNS, 1, fp);
 275
 276                 ri[i].exp1_vclip_num = cfile_read_short(fp);
 277                 ri[i].exp1_sound_num = cfile_read_short(fp);
 278
 279                 ri[i].exp2_vclip_num = cfile_read_short(fp);
 280                 ri[i].exp2_sound_num = cfile_read_short(fp);
 281
 282                 ri[i].weapon_type = cfile_read_byte(fp);
 283                 ri[i].weapon_type2 = cfile_read_byte(fp);
 284                 ri[i].n_guns = cfile_read_byte(fp);
 285                 ri[i].contains_id = cfile_read_byte(fp);
 286
 287                 ri[i].contains_count = cfile_read_byte(fp);
 288                 ri[i].contains_prob = cfile_read_byte(fp);
 289                 ri[i].contains_type = cfile_read_byte(fp);
 290                 ri[i].kamikaze = cfile_read_byte(fp);
 291
 292                 ri[i].score_value = cfile_read_short(fp);
 293                 ri[i].badass = cfile_read_byte(fp);
 294                 ri[i].energy_drain = cfile_read_byte(fp);
 295
 296                 ri[i].lighting = cfile_read_fix(fp);
 297                 ri[i].strength = cfile_read_fix(fp);
 298
 299                 ri[i].mass = cfile_read_fix(fp);
 300                 ri[i].drag = cfile_read_fix(fp);
 301
 302                 for (j = 0; j < NDL; j++)
 303                         ri[i].field_of_view[j] = cfile_read_fix(fp);
 304                 for (j = 0; j < NDL; j++)
 305                         ri[i].firing_wait[j] = cfile_read_fix(fp);
 306                 for (j = 0; j < NDL; j++)
 307                         ri[i].firing_wait2[j] = cfile_read_fix(fp);
 308                 for (j = 0; j < NDL; j++)
 309                         ri[i].turn_time[j] = cfile_read_fix(fp);
 310                 for (j = 0; j < NDL; j++)
 311                         ri[i].max_speed[j] = cfile_read_fix(fp);
 312                 for (j = 0; j < NDL; j++)
 313                         ri[i].circle_distance[i] = cfile_read_fix(fp);
 314                 cfread(ri[i].rapidfire_count, NDL, 1, fp);
 315
 316                 cfread(ri[i].evade_speed, NDL, 1, fp);
 317
 318                 ri[i].cloak_type = cfile_read_byte(fp);
 319                 ri[i].attack_type = cfile_read_byte(fp);
 320
 321                 ri[i].see_sound = cfile_read_byte(fp);
 322                 ri[i].attack_sound = cfile_read_byte(fp);
 323                 ri[i].claw_sound = cfile_read_byte(fp);
 324                 ri[i].taunt_sound = cfile_read_byte(fp);
 325
 326                 ri[i].boss_flag = cfile_read_byte(fp);
 327                 ri[i].companion = cfile_read_byte(fp);
 328                 ri[i].smart_blobs = cfile_read_byte(fp);
 329                 ri[i].energy_blobs = cfile_read_byte(fp);
 330
 331                 ri[i].thief = cfile_read_byte(fp);
 332                 ri[i].pursuit = cfile_read_byte(fp);
 333                 ri[i].lightcast = cfile_read_byte(fp);
 334                 ri[i].death_roll = cfile_read_byte(fp);
 335
 336                 ri[i].flags = cfile_read_byte(fp);
 337                 cfread(ri[i].pad, 3, 1, fp);
 338
 339                 ri[i].deathroll_sound = cfile_read_byte(fp);
 340                 ri[i].glow = cfile_read_byte(fp);
 341                 ri[i].behavior = cfile_read_byte(fp);
 342                 ri[i].aim = cfile_read_byte(fp);
 343
 344                 for (j = 0; j < MAX_GUNS + 1; j++)
 345                         jointlist_read_n(ri[i].anim_states[j], N_ANIM_STATES, fp);
 346
 347                 ri[i].always_0xabcd = cfile_read_int(fp);
 348         }
 349         return i;
 350 }
 351
 352 /*
 353  * reads n jointpos structs from a CFILE
 354  */
 355 int jointpos_read_n(jointpos *jp, int n, CFILE *fp)
 356 {
 357         int i;
 358
 359         for (i = 0; i < n; i++) {
 360                 jp[i].jointnum = cfile_read_short(fp);
 361                 cfile_read_angvec(&jp[i].angles, fp);
 362         }
 363         return i;
 364 }
 365 #endif