main/robot.c

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