bool BaselinePattern::mousePressed(const OIS::MouseEvent &evt, OIS::MouseButtonID id)
{
Ogre::Ray ray = OgreFramework::getSingletonPtr()->getCursorRay();
Ogre::RaySceneQuery* query = OgreFramework::getSingletonPtr()->m_pSceneMgr->createRayQuery(ray);
query->setSortByDistance(true);
Ogre::RaySceneQueryResult result = query->execute();
//Handle Selection
if (stage->selected == NULL) {
if (result.size() > 0 && result[0].movable != NULL) {
for (int i = 0; i < stage->poppies.size(); ++i)
if ( stage->poppies[i]->hasEntity( (Ogre::Entity*)result[0].movable ) ) {
stage->poppies[i]->setColor(getRandomPotColor());
stage->selected = stage->poppies[i];
stage->poppies[i]->deactivateJump();
//soundPickUp->play();
}
for (int i = 0; i < stage->pots.size(); ++i)
if (stage->pots[i]->hasEntity( (Ogre::Entity*)result[0].movable) )
stage->pots[i]->setColor(getRandomPotColor());
}
}
return true;
}
//该函数不支持多线程
string BaseManager::pickMovableObject( int x,int y ){
//如果相同的帧同时相同的x,y就直接返回结果
if( mPickFrameCount == getFrameCount() &&
mPickX == x && mPickY == y ){
return mPickName;
}
mRay = mCamera->getCameraToViewportRay(
(Ogre::Real)x/(Ogre::Real)mWindow->getWidth(),
(Ogre::Real)y/(Ogre::Real)mWindow->getHeight()
);
mSceneQuery->setRay( mRay );
//距离排序
mSceneQuery->setSortByDistance(true);
Ogre::RaySceneQueryResult result = mSceneQuery->execute();
//execute不能执行像素级的查询，它仅仅是和包围盒进行比较
//可以考虑使用渲染到纹理，使用1x1的纹理来对查询结果进行像素级别的查询
//这里使用逐个求交点的办法
Ogre::MovableObject* pmo = nullptr;
Ogre::Real dis;
for( size_t i = 0;i < result.size();++i ){
if( result[i].movable &&
result[i].movable->isVisible() && //不可见的
result[i].movable->isInScene() ){ //不在场景中的
mIntersect = false;
result[i].movable->visitRenderables(this);
if( mIntersect ){
//考虑到同一帧中间有多个地方的代码需要调用该函数
//这样使用内存换速度
if( !pmo || dis>mIntersectDistance ){
dis = mIntersectDistance;
pmo = result[i].movable;
}
}
}
}
if( pmo ){
mPickX = x;
mPickY = y;
mPickFrameCount = getFrameCount();
mPickName = pmo->getName();
return mPickName;
}
//返回一个空字串表示没有
return "";
}
bool BaselinePattern::mouseMoved(const OIS::MouseEvent &evt)
{
Ogre::Ray ray = OgreFramework::getSingletonPtr()->getCursorRay();
Ogre::RaySceneQuery* query = OgreFramework::getSingletonPtr()->m_pSceneMgr->createRayQuery(ray);
query->setSortByDistance(true);
Ogre::RaySceneQueryResult result = query->execute();
if (stage->selected && stage->selected->getType() == Selectable::TYPE_POPPY)
for (int i = 0; i < result.size(); ++i)
if (stage->ground->hasEntity( (Entity*)result[i].movable )) {
Poppy* toMove = (Poppy*)stage->selected;
Vector3 hoverPos = ray * result[i].distance;
hoverPos.y = poppyRadius;
toMove->setPosition(hoverPos);
}
return true;
}
void QOgreWindow::mouseReleaseEvent(QMouseEvent *e)
{
if (camMan) camMan->injectMouseUp(*e);
QPoint pos = e->pos();
Ogre::Ray mouseRay = oCam->getCameraToViewportRay(
(Ogre::Real)pos.x() / oWin->getWidth(),
(Ogre::Real)pos.y() / oWin->getHeight());
Ogre::RaySceneQuery* sceneQuery = oSceneMgr->createRayQuery(mouseRay);
sceneQuery->setSortByDistance(true);
Ogre::RaySceneQueryResult vResult = sceneQuery->execute();
for (size_t ui = 0; ui < vResult.size(); ui++)
{
if (vResult[ui].movable)
{
if (vResult[ui].movable->getMovableType().compare("Entity") == 0)
{
emit entitySelected((Ogre::Entity*)vResult[ui].movable);
}
}
}
oSceneMgr->destroyQuery(sceneQuery);
}
bool BaselinePattern::mouseReleased(const OIS::MouseEvent &evt, OIS::MouseButtonID id)
{
Ogre::Ray ray = OgreFramework::getSingletonPtr()->getCursorRay();
Ogre::RaySceneQuery* query = OgreFramework::getSingletonPtr()->m_pSceneMgr->createRayQuery(ray);
query->setSortByDistance(true);
Ogre::RaySceneQueryResult result = query->execute();
if (stage->selected != NULL && stage->selected->getType() == Selectable::TYPE_POPPY && result.size() > 0) {
Poppy* old = (Poppy*)stage->selected;
stage->selected = NULL;
Vector3 placeDest = ray * result[0].distance;
placeDest.y = poppyRadius;
old->setPosition(placeDest);
old->activateJump();
}
return true;
}
void NPCCharacter::_actionLook(const Ogre::Vector3& target)
{
Ogre::Bone* headBone;
std::string n = _node->getName();
Ogre::Skeleton* skel = static_cast<Ogre::Entity*>(_movableObject)->getSkeleton();
headBone = skel->getBone("Bip01_Head");
headBone->setManuallyControlled(true);
headBone->setInheritOrientation(true);
int nAnim = skel->getNumAnimations();
//have to do this to allow the head to turn properly.
for(int i = 0; i < nAnim; ++i)
{
skel->getAnimation(i)->destroyNodeTrack(headBone->getHandle());
}
Ogre::Vector3 test = headBone->_getDerivedPosition() * CHARACTER_SCALE_FACTOR + _node->getPosition();
Ogre::Vector3 dir = target - test;
Ogre::Quaternion nodeRot,boneRot;
Ogre::Euler boneEuler; boneEuler.setDirection(dir,true,false);
/*boneRot = _node->convertLocalToWorldOrientation(_node->getOrientation()) * headBone->_getDerivedOrientation();
Ogre::Vector3 boneTest = boneRot * Ogre::Vector3::UNIT_Z;*/
//Ogre::Vector3 boneTest = headBone->getOrientation() * Ogre::Vector3::UNIT_Z;
//turns the direction vector into a 2D normalized vector on the X/Z axis.
dir.y = 0;
dir.normalise();
//All of this ray query stuff is to make sure that the AI can "see" the target before attempting to look at it.
Ogre::SceneManager* scene = _node->getCreator();
Ogre::Ray ray(headBone->_getDerivedPosition() * CHARACTER_SCALE_FACTOR + _node->getPosition(),dir);
Ogre::RaySceneQuery* query = scene->createRayQuery(ray);
query->setSortByDistance(true);
query->setQueryMask(CHARACTER_MASK | SCENERY_MASK);
Ogre::RaySceneQueryResult results = query->execute();
bool withinView = false;
if(results.size() == 0)
{
withinView = true;
}
else
{
if(results.begin()->movable->getParentNode()->getName() == getName())
{
if(results.size() == 1)
{
withinView = true;
}
}
if(!withinView && results.size() > 1 && std::next(results.begin())->distance > test.distance(target))
{
withinView = true;
}
}
scene->destroyQuery(query);
if(withinView)
{
Ogre::Euler node;
Ogre::Euler t = headOrientation.getRotationTo(dir);
t.limitYaw(Ogre::Radian(3.0));
t.limitPitch(Ogre::Radian(0.0));
headOrientation = headOrientation + t;
headOrientation.limitYaw(Ogre::Degree(100));
headOrientation.limitPitch(Ogre::Degree(60));
headBone->setOrientation(headOrientation);
/*headBone->rotate(boneTest.getRotationTo(dir),Ogre::Node::TS_WORLD);
Ogre::Quaternion boneRotation = _node->convertLocalToWorldOrientation(_node->getOrientation()) * headBone->_getDerivedOrientation() * (Ogre::Quaternion(Ogre::Degree(180),Ogre::Vector3::UNIT_Y));
Ogre::Quaternion nodeRotation = _node->_getDerivedOrientation();
Ogre::Quaternion diff = nodeRotation.Inverse() * boneRotation;*/
}
_isActFinished = true;
}