Function MoveWorld

editor/moveworld.cpp:120–159

Read the mouse and move the wireframe view

// Read the mouse and move the wireframe view
void MoveWorld() {
  int x, y, dx, dy;
  ddio_MouseGetState(&x, &y, &dx, &dy);

  if ((dx != 0) || (dy != 0)) {

    if (Editor_view_mode == VM_TERRAIN) {
      return;
    }

    if ((KEY_STATE(KEY_LCTRL) || KEY_STATE(KEY_RCTRL)) && !(KEY_STATE(KEY_LSHIFT) || KEY_STATE(KEY_RSHIFT))) {
      matrix rotmat, tempm;
      GetMouseRotation(dx, dy, &rotmat);
      tempm = Wireframe_view->orient * rotmat;
      Wireframe_view->orient = tempm;
      Edview_changed = 1;
    }

    if ((KEY_STATE(KEY_LCTRL) || KEY_STATE(KEY_RCTRL)) && (KEY_STATE(KEY_LSHIFT) || KEY_STATE(KEY_RSHIFT))) {
      Wireframe_view->target += Wireframe_view->orient.rvec * -dx * MOVE_SCALE;
      Wireframe_view->target += Wireframe_view->orient.uvec * dy * MOVE_SCALE;
      Edview_changed = 1;
    }

    if (KEY_STATE(KEY_Z) && !(KEY_STATE(KEY_LSHIFT) || KEY_STATE(KEY_RSHIFT))) {
      Wireframe_view->dist += dy * ZOOM_SCALE;
      if (Wireframe_view->dist < 0)
        Wireframe_view->dist = 0;
      Edview_changed = 1;
    }

    if (KEY_STATE(KEY_Z) && (KEY_STATE(KEY_LSHIFT) || KEY_STATE(KEY_RSHIFT))) {
      Wireframe_view->rad += dy * RAD_SCALE;
      if (Wireframe_view->rad < 0)
        Wireframe_view->rad = 0;
      EditorStatus("View radius = %.0f", Wireframe_view->rad);
      Edview_changed = 1;
    }
  }
}

extern vector Mine_origin;