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C++ IntersectAction类代码示例

本文整理汇总了C++中IntersectAction类的典型用法代码示例。如果您正苦于以下问题：C++ IntersectAction类的具体用法？C++ IntersectAction怎么用？C++ IntersectAction使用的例子？那么, 这里精选的类代码示例或许可以为您提供帮助。


在下文中一共展示了IntersectAction类的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: NumParticles

void GeometryCollisionParticleSystemAffector::affect(ParticleSystemRefPtr System, const Time& elps)
{
	UInt32 NumParticles(System->getNumParticles());
	
	Line ray;
    IntersectAction *iAct = IntersectAction::create();
	Pnt3f ParticlePos, ParticleSecPos;
    

	Real32 HitT(0.0f);
	for(UInt32 i(0) ; i<NumParticles ; ++i)
	{
		ParticlePos = System->getPosition(i);
		ParticleSecPos = System->getSecPosition(i);
		ray.setValue(ParticleSecPos, ParticlePos);
		iAct->setLine(ray);
		iAct->apply(getCollisionNode());
	    
		if (iAct->didHit())
		{
			HitT = iAct->getHitT();
			if(HitT > 0.0f && HitT*HitT<ParticlePos.dist2(ParticleSecPos))
			{
				produceParticleCollision(System, i, iAct);
                for(UInt32 j(0) ; j<getMFCollisionAffectors()->size(); ++j)
                {
                    getCollisionAffectors(i)->affect(System,i,elps);
                }
			}
		}
	}
}
开发者ID:achvas88，项目名称:OpenSGToolbox，代码行数:32，代码来源:OSGGeometryCollisionParticleSystemAffector.cpp

示例2: intersectEnter

ActionBase::ResultE Joint::intersectEnter(Action *action)
{
    // Use parent class for trivial reject
    if(Inherited::intersect(action) == Action::Skip)
        return Action::Skip;
    
    // Need to check children
    IntersectAction *ia = dynamic_cast<IntersectAction *>(action);
    Matrix           m  = this->getMatrix();

    m.mult(this->getJointTransformation());
    m.invert();
    
    Pnt3f pos;
    Vec3f dir;

    m.multFull(ia->getLine().getPosition (), pos);
    m.mult    (ia->getLine().getDirection(), dir);
    
    Real32 length = dir.length();

    if(length < TypeTraits<Real32>::getDefaultEps())
        SWARNING << "Joint::intersectEnter: Near-zero scale!" << std::endl;

    ia->setLine(Line(pos, dir), ia->getMaxDist());
    ia->scale  (length                          );
    
    return ActionBase::Continue; 
}
开发者ID:msteners，项目名称:OpenSGToolbox，代码行数:29，代码来源:OSGJoint.cpp

示例3: intersectEnter

Action::ResultE IconLabel::intersectEnter(Action *action)
{
    IntersectAction *ia = dynamic_cast<IntersectAction *>(action);
    const BoxVolume       &bv = ia->getActNode()->getVolume();

    if(bv.isValid() && ! bv.intersect(ia->getLine()))
    {
        return Action::Skip;  //bv missed -> can not hit children
    }

    return Action::Continue;
}
开发者ID:vossg，项目名称:OSGAddOnsGV，代码行数:12，代码来源:OSGIconLabel.cpp

示例4: intersect

Action::ResultE DistanceLOD::intersect(Action *action)
{
    IntersectAction *ia  = dynamic_cast<IntersectAction *>(action);
    
#ifndef OSG_2_PREP
    const DynamicVolume &vol = ia->getActNode()->getVolume();
#else
    const BoxVolume     &vol = ia->getActNode()->getVolume();
#endif
    
    UInt32 numLevels = action->getNNodes();
    
    // early out: no children or lod set missed, cannot hit anything
    if (numLevels == 0 ||
    	vol.isValid() && !vol.intersect(ia->getLine()))
    {
        return Action::Skip;
    }

    const MFReal32 &range = (*getMFRange());
    UInt32 numRanges = range.size();
    UInt32 index = 0;
	
    if (numRanges > 0)
    {
        if (numRanges >= numLevels)
            numRanges = numLevels - 1;

        if (numRanges == 0)
        {
            index = 0;
        }
        else if (_lastDist >= range[numRanges - 1])
        {
            index = numRanges;
        }
        else
        {
            for (index = 0; index < numRanges; ++index)
            {
                if (_lastDist < range[index])
                    break;
            }
        }
    }
    
    const NodePtr nodePtr = action->getNode(index);
    
    ia->addNode(nodePtr);

    return Action::Continue;
}
开发者ID:mlimper，项目名称:OpenSG1x，代码行数:52，代码来源:OSGDistanceLOD.cpp

示例5: IntersectAction

IntersectAction *IntersectAction::create(const Line   &line, 
                                         const Real32  maxdist)
{
    IntersectAction *act;
    
    if(_prototype)
        act = new IntersectAction(*_prototype);
    else
        act = new IntersectAction();
    
    act->setLine(line, maxdist);

    return act;
}
开发者ID:DaveHarrison，项目名称:OpenSGDevMaster，代码行数:14，代码来源:OSGIntersectAction.cpp

示例6: transformLeave

Action::ResultE transformLeave(CNodePtr& node, Action * action) 
{ 
    IntersectAction * ia = dynamic_cast<IntersectAction*>(action);
    NodePtr n( node );
    Transform* core =  dynamic_cast<Transform*>(get_pointer(n->getCore()));
    Matrix &m = core->editMatrix();
    
    Pnt3f pos;
    Vec3f dir;
    m.multFull(ia->getLine().getPosition (), pos);
    m.mult    (ia->getLine().getDirection(), dir);
    
    ia->setLine( Line( pos, dir ), ia->getMaxDist() );
    return Action::Continue; 
}
开发者ID:mlimper，项目名称:OpenSG1x，代码行数:15，代码来源:testIntersectActionRender.cpp

示例7: intersect

Action::ResultE Group::intersect(Action *action)
{
          IntersectAction *ia  = dynamic_cast<IntersectAction *>(action);
#ifndef OSG_2_PREP
    const DynamicVolume   &vol = ia->getActNode()->getVolume();
#else
    const BoxVolume       &vol = ia->getActNode()->getVolume();
#endif
    
    if(vol.isValid() && ! vol.intersect(ia->getLine()))
    {
        return Action::Skip;  //bv missed -> can not hit children
    }
    
    return Action::Continue;
}
开发者ID:mlimper，项目名称:OpenSG1x，代码行数:16，代码来源:OSGGroup.cpp

示例8: intersectLeave

Action::ResultE InverseTransform::intersectLeave(Action *action)
{
    IntersectAction *ia = dynamic_cast<IntersectAction *>(action);
    Matrix           m(_invWorld);

    Pnt3f pos;
    Vec3f dir;

    m.multFull(ia->getLine().getPosition (), pos);
    m.mult    (ia->getLine().getDirection(), dir);

    ia->setLine(Line(pos, dir), ia->getMaxDist());
    ia->scale(dir.length());

    return Action::Continue;
}
开发者ID:Himbeertoni，项目名称:OpenSGDevMaster，代码行数:16，代码来源:OSGInverseTransform.cpp

示例9: intersectLeave

ActionBase::ResultE Joint::intersectLeave(Action *action)
{
    IntersectAction *ia = dynamic_cast<IntersectAction *>(action);
    Matrix           m  = this->getMatrix();
    m.mult(this->getJointTransformation());
    
    Pnt3f pos;
    Vec3f dir;

    m.multFull(ia->getLine().getPosition (), pos);
    m.mult    (ia->getLine().getDirection(), dir);
    
    ia->setLine(Line(pos, dir), ia->getMaxDist());
    ia->scale(dir.length());

    return ActionBase::Continue;
}
开发者ID:msteners，项目名称:OpenSGToolbox，代码行数:17，代码来源:OSGJoint.cpp

示例10: FDEBUG

//! intersection test
Action::ResultE DVRVolume::intersect(Action * action)
{ 
    FDEBUG(("DVRVolume::intersect\n"));

          IntersectAction *ia  = dynamic_cast<IntersectAction*>(action);
#ifndef OSG_2_PREP
    const DynamicVolume   &vol = ia->getActNode()->getVolume();
#else
    const BoxVolume       &vol = ia->getActNode()->getVolume();
#endif
    
    if(vol.isValid() && !vol.intersect(ia->getLine()))
    {
        return Action::Skip; //bv missed -> can not hit children
    }

    //!! FIXME: simulate hit when bounding volume is hit

    Real32 t, v;
    Vec3f  norm;

    if(vol.intersect(ia->getLine(), t, v))
        ia->setHit(t, ia->getActNode(), 0, norm);
    
    return Action::Continue;
}
开发者ID:mlimper，项目名称:OpenSG1x，代码行数:27，代码来源:OSGDVRVolume.cpp

示例11: intersectEnter

Action::ResultE ScreenGroup::intersectEnter(Action *action)
{
    IntersectAction *ia = dynamic_cast<IntersectAction *>(action);
    Matrix           m(_camTransform);

    m.invert();

    Pnt3f pos;
    Vec3f dir;

    m.multFull(ia->getLine().getPosition (), pos);
    m.mult    (ia->getLine().getDirection(), dir);

    ia->setLine(Line(pos, dir), ia->getMaxDist());
    ia->scale(dir.length());

    return Action::Continue;
}
开发者ID:DaveHarrison，项目名称:OpenSGDevMaster，代码行数:18，代码来源:OSGScreenGroup.cpp

示例12: intersectEnter

Action::ResultE SkeletonBlendedGeometry::intersectEnter(Action *action)
{
    IntersectAction *ia = dynamic_cast<IntersectAction *>(action);
    Matrix           m(_invWorld);

    m.invert();

    Pnt3f pos;
    Vec3f dir;

    m.multFull(ia->getLine().getPosition (), pos);
    m.mult    (ia->getLine().getDirection(), dir);

    ia->setLine(Line(pos, dir), ia->getMaxDist());
    ia->scale(dir.length());

    return Inherited::intersectEnter(action);
}
开发者ID:Himbeertoni，项目名称:OpenSGToolbox，代码行数:18，代码来源:OSGSkeletonBlendedGeometry.cpp

示例13: intersectEnter

	Action::ResultE DynamicTerrain::intersectEnter(Action* action )
	{
		IntersectAction       *ia = dynamic_cast< IntersectAction* >( action );
	#ifndef OSG_2_PREP
		const DynamicVolume  &vol = ia->getActNode()->editVolume(true);
	#else
		const BoxVolume      &vol = ia->getActNode()->editVolume(true);
	#endif
		Real32 enter = 0, exit = 0;
	
		if(vol.isValid() && !vol.intersect(ia->getLine(), enter, exit))
		{
			return Action::Skip; //bv missed -> can not hit children
		}

		Real32 t = enter;
		Vec3f normal(0,0,0);
		Int32 index = -1;

		//if( geoClipmaps_.findFirstIntersection( ia->getLine(), t, normal ) )
		{
			ia->setHit( t, ia->getActNode(), index, normal );
		}

		return Action::Continue;
	}
开发者ID:chengzg，项目名称:OSGAddOnsGV，代码行数:26，代码来源:OSGDynamicTerrain.cpp

示例14: intersect

ActionBase::ResultE Switch::intersect(Action *action)
{
    ActionBase::ResultE  returnValue = ActionBase::Continue;
    IntersectAction     *ia          = dynamic_cast<IntersectAction *>(action);

    if((getChoice()         >= 0              ) && 
       (UInt32(getChoice()) <  ia->getNNodes())   )
    {
        ia->useNodeList(                        );
        ia->addNode    (ia->getNode(getChoice()));
    }
    else if(getChoice() == ALL)
    {
        returnValue = ActionBase::Continue;
    }
    else
    {
        returnValue = ActionBase::Skip;
    }

    return returnValue;
}
开发者ID:DaveHarrison，项目名称:OpenSGDevMaster，代码行数:22，代码来源:OSGSwitch.cpp

示例15: geometryEnter

Action::ResultE geometryEnter(CNodePtr& node, Action * action) 
{ 
    IntersectAction * ia = dynamic_cast<IntersectAction*>(action);
    NodePtr n( node );
    Geometry* core =  dynamic_cast<Geometry*>(get_pointer(n->getCore()));

    TriangleIterator it;
    Real32 t;
    Vec3f norm;
    
    for ( it = core->beginTriangles(); it != core->endTriangles(); ++it )
    {
        if ( ia->getLine().intersect(   it.getPosition(0), 
                                        it.getPosition(1),
                                        it.getPosition(2), t, &norm ) )
        {
           ia->setHit( t, NodePtr(node), it.getIndex(), norm );
        }
    }
    
    return Action::Continue; 
}
开发者ID:mlimper，项目名称:OpenSG1x，代码行数:22，代码来源:testIntersectActionRender.cpp


注：本文中的IntersectAction类示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。