Function SetupPlayerCamera

Descent3/Player.cpp:1751–1790

Creates or destroys a player camera depending on what the situation calls for

// Creates or destroys a player camera depending on what the situation calls for
void SetupPlayerCamera() {
  object *playerobj = &Objects[Players[Player_num].objnum];

  if (Player_has_camera) {
    if (Player_camera_objnum == -1) {
      // We have to create a new camera
      int objnum = ObjCreate(OBJ_CAMERA, 0, playerobj->roomnum, &playerobj->pos, &playerobj->orient);
      if (objnum < 0) {
        // Couldn't create a camera for some reason
        Player_has_camera = false;
        Player_camera_objnum = 0;
        return;
      } else {
        Player_camera_objnum = objnum;
        Camera_sample_index = MAX_CAMERA_SUB_SAMPLES;
        Player_camera_last_sample_time = 0;
        Player_camera_last_follow_time = 0;
        Camera_follow_index = 0;

        for (int i = 0; i < MAX_CAMERA_SAMPLES; i++) {
          Camera_sample_matrix[i] = playerobj->orient;
          Camera_sample_vectors[i] = playerobj->pos;
          Camera_sample_rooms[i] = playerobj->roomnum;
        }
      }
    }

    if (Viewer_object == playerobj) {
      // Set viewer to be camera
      Viewer_object = &Objects[Player_camera_objnum];
    }

    UpdatePlayerCameraPosition();
  } else {
    if (Player_camera_objnum != -1) {
      SetObjectDeadFlag(&Objects[Player_camera_objnum]);
      Player_camera_objnum = -1;
    }
  }
}

// Does actions for the given player slot
void DoPlayerFrameForOne(int slot) {