Run3-Game-Engine/Button.cpp at master · Sgw32/Run3-Game-Engine · GitHub

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#include "Button.h"
#include "Timeshift.h"

using namespace Run3;

Run3::Button::Button() {
  showFrame = true;
  d_b = Vector3::ZERO;
  p = false;
}

Run3::Button::~Button() {}

void Run3::Button::init(SceneNode *node, int type) {
  mNode = node;
  mWorld = global::getSingleton().getWorld();
  mSceneMgr = global::getSingleton().getSceneManager();
  pLuaState = global::getSingleton().getLuaState();
  // Standart static object
  Vector3 size = node->getScale();
  OgreNewt::Collision *col =
      new OgreNewt::CollisionPrimitives::TreeCollision(mWorld, node, true);
  bod = new OgreNewt::Body(mWorld, col);
  bod->attachToNode(node);
  bod->setName(node->getName());
  bod->setPositionOrientation(node->getPosition(), node->getOrientation());
  delete col;
}

void Run3::Button::initMovable(SceneNode *node, int type, Real mass) {
  mNode = node;
  mWorld = global::getSingleton().getWorld();
  mSceneMgr = global::getSingleton().getSceneManager();
  pLuaState = global::getSingleton().getLuaState();
  // Dyn from PhysObject
  Entity *ent = (Entity *)mNode->getAttachedObject(0);
  AxisAlignedBox aab = ent->getBoundingBox();
  Ogre::Vector3 scale = node->getScale();
  Ogre::Vector3 min = aab.getMinimum() * scale;
  Ogre::Vector3 max = aab.getMaximum() * scale;
  Ogre::Vector3 center = aab.getCenter() * node->getScale();
  Ogre::Vector3 size =
      Vector3(fabs(max.x - min.x), fabs(max.y - min.y), fabs(max.z - min.z));

  OgreNewt::Collision *col = new OgreNewt::CollisionPrimitives::Box(
      mWorld, size, Quaternion::IDENTITY, center);
  bod = new OgreNewt::Body(mWorld, col);
  delete col;
  // Make it movable!
  // mass;
  Ogre::Vector3 inertia;
  inertia = OgreNewt::MomentOfInertia::CalcBoxSolid(mass, size);
  bod->setMassMatrix(mass, inertia);

  bod->attachToNode(node);
  bod->setName(node->getName());
  bod->setPositionOrientation(node->getPosition(), node->getOrientation());
  bod->setCustomForceAndTorqueCallback<Run3::Button>(
      &Run3::Button::camera_force_callback, this);
  bod->setAutoFreeze(0);
  // delete col;
}

void Run3::Button::camera_force_callback(OgreNewt::Body *me) {
  // apply a simple gravity force.
  Ogre::Real mass;
  Ogre::Vector3 inertia;

  me->getMassMatrix(mass, inertia);
  Ogre::Vector3 force(0, -500, 0);
  force *= mass;

  me->addForce(force * TIME_SHIFT * TIME_SHIFT);
}

void Run3::Button::init(SceneNode *node, int type, SceneNode *parent) {
  mNode = node;
  mWorld = global::getSingleton().getWorld();
  mSceneMgr = global::getSingleton().getSceneManager();
  pLuaState = global::getSingleton().getLuaState();
  // Standart static object
  Vector3 size = node->getScale();
  OgreNewt::Collision *col =
      new OgreNewt::CollisionPrimitives::TreeCollision(mWorld, node, true);
  bod = new OgreNewt::Body(mWorld, col);
  bod->attachToNode(node);
  bod->setName(node->getName());
  bod->setPositionOrientation(node->getPosition(), node->getOrientation());
  delete col;
  mparent = parent;
  d_b = node->getPosition() - parent->getPosition();
  p = true;
}

bool Run3::Button::frameStarted(const Ogre::FrameEvent &evt) {
  if (showFrame) {
    if (p)
      bod->setPositionOrientation(mparent->getPosition() + d_b,
                                  mNode->getOrientation());
    if (bod->getUsing()) {
      this->use();
    }
  }
  return true;
}

void Run3::Button::setCallback(String luaScript) { mLuaScript = luaScript; }

void Run3::Button::use() { RunLuaScript(pLuaState, mLuaScript.c_str()); }