Function collide_object_with_wall

physics/collide.cpp:2652–2721

Process a collision between an object and a wall Returns true if the object hits the wall, and false if should keep going though the wall (for breakable glass)

// Process a collision between an object and a wall
// Returns true if the object hits the wall, and false if should keep going though the wall (for breakable glass)
bool collide_object_with_wall(object *A, float hitspeed, int hitseg, int hitwall, vector *hitpt, vector *wall_normal,
                              float hit_dot) {
  uint8_t do_event = 0;
  bool ret = true;

  switch (A->type) {
  case OBJ_NONE:
    Error("A object of type NONE hit a wall!\n");
    break;
  case OBJ_PLAYER:
    collide_player_and_wall(A, hitspeed, hitseg, hitwall, hitpt, wall_normal, hit_dot);
    do_event = 1;
    break;
  case OBJ_WEAPON:
    ret = collide_weapon_and_wall(A, hitspeed, hitseg, hitwall, hitpt, wall_normal, hit_dot);
    do_event = 1;
    break;
  case OBJ_DEBRIS:
    break; // chrishack -- collide_debris_and_wall(A,hitspeed,hitseg,hitwall,hitpt); break;
  case OBJ_FIREBALL:
    break; // collide_fireball_and_wall(A,hitspeed,hitseg,hitwall,hitpt);
  case OBJ_CLUTTER:
  case OBJ_BUILDING:
  case OBJ_ROBOT:
    collide_generic_and_wall(A, hitspeed, hitseg, hitwall, hitpt, wall_normal, hit_dot);
    do_event = 1;
    break;
  case OBJ_VIEWER:
    break; // collide_camera_and_wall(A,hitspeed,hitseg,hitwall,hitpt);
  case OBJ_POWERUP:
    break; // collide_powerup_and_wall(A,hitspeed,hitseg,hitwall,hitpt);
  case OBJ_GHOST:
    break; // do nothing
  case OBJ_OBSERVER:
    break; // do nothing
  case OBJ_SPLINTER:
    break;
  case OBJ_MARKER:
    break;
  case OBJ_SHARD:
    if (sound_override_glass_breaking == -1)
      Sound_system.Play3dSound(SOUND_BREAKING_GLASS, SND_PRIORITY_NORMAL, A, MAX_GAME_VOLUME / 10);
    else
      Sound_system.Play3dSound(sound_override_glass_breaking, SND_PRIORITY_NORMAL, A, MAX_GAME_VOLUME / 10);
    break;

  default:
    mprintf(0, "Unhandled collision of object type %d and wall\n", A->type);
    //		Error( "Unhandled object type hit wall in collide.c\n" );
  }

  if (do_event && (Game_mode & GM_MULTI)) {
    // call multiplayer event
    DLLInfo.me_handle = A->handle;
    DLLInfo.it_handle = OBJECT_HANDLE_NONE;
    DLLInfo.collide_info.point.x = hitpt->x;
    DLLInfo.collide_info.point.y = hitpt->y;
    DLLInfo.collide_info.point.z = hitpt->z;