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Added a bunch of files synched with 0.8.42

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This commit is contained in:
Don BURNS
2001-09-19 21:08:56 +00:00
parent fed86f3f03
commit e8f256a59d
446 changed files with 58397 additions and 10552 deletions
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284
src/osgUtil/DriveManipulator.cpp
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@@ -1,3 +1,7 @@
#if defined(_MSC_VER)
#pragma warning( disable : 4786 )
#endif
#include "osgUtil/DriveManipulator"
#include "osgUtil/IntersectVisitor"
#include "osg/Notify"
@@ -9,37 +13,42 @@ DriveManipulator::DriveManipulator()
{
_modelScale = 0.01f;
_velocity = 0.0f;
_speedMode = USE_MOUSE_Y_FOR_SPEED;
//_speedMode = USE_MOUSE_Y_FOR_SPEED;
_speedMode = USE_MOUSE_BUTTONS_FOR_SPEED;
}
DriveManipulator::~DriveManipulator()
{
}
void DriveManipulator::setNode(osg::Node* node)
{
_node = node;
if (_node.get())
{
const osg::BoundingSphere& boundingSphere=_node->getBound();
const osg::BoundingSphere& boundingSphere=_node->getBound();
_modelScale = boundingSphere._radius;
_height = sqrtf(_modelScale)*0.03f;
_buffer = sqrtf(_modelScale)*0.05f;
}
}
osg::Node* DriveManipulator::getNode() const
const osg::Node* DriveManipulator::getNode() const
{
return _node.get();
}
void DriveManipulator::home(GUIEventAdapter& ea,GUIActionAdapter& us)
void DriveManipulator::home(const GUIEventAdapter& ea,GUIActionAdapter& us)
{
if(_node.get() && _camera.get())
{
const osg::BoundingSphere& boundingSphere=_node->getBound();
const osg::BoundingSphere& boundingSphere=_node->getBound();
osg::Vec3 ep = boundingSphere._center;
osg::Vec3 bp = ep;
@@ -51,9 +60,9 @@ void DriveManipulator::home(GUIEventAdapter& ea,GUIActionAdapter& us)
bool cameraSet = false;
osg::ref_ptr<osg::Seg> segDown = new osg::Seg;
osg::ref_ptr<osg::LineSegment> segDown = new osg::LineSegment;
segDown->set(ep,bp);
iv.addSeg(segDown.get());
iv.addLineSegment(segDown.get());
_node->accept(iv);
@@ -62,10 +71,10 @@ void DriveManipulator::home(GUIEventAdapter& ea,GUIActionAdapter& us)
osgUtil::IntersectVisitor::HitList& hitList = iv.getHitList(segDown.get());
if (!hitList.empty())
{
// notify(INFO) << "Hit terrain ok"<<endl;
// notify(INFO) << "Hit terrain ok"<<endl;
osg::Vec3 ip = hitList.front()._intersectPoint;
osg::Vec3 np = hitList.front()._intersectNormal;
osg::Vec3 uv;
if (np.z()>0.0f) uv = np;
else uv = -np;
@@ -75,11 +84,10 @@ void DriveManipulator::home(GUIEventAdapter& ea,GUIActionAdapter& us)
ep = ip;
ep.z() += _height;
osg::Vec3 lv = uv^osg::Vec3(1.0f,0.0f,0.0f);
osg::Vec3 lp = ep+lv*lookDistance;
osg::Vec3 cp = ep+lv*lookDistance;
_camera->setLookAt(ep,cp,uv);
_camera->setView(ep,lp,uv);
_camera->ensureOrthogonalUpVector();
cameraSet = true;
}
@@ -91,9 +99,9 @@ void DriveManipulator::home(GUIEventAdapter& ea,GUIActionAdapter& us)
bp = ep;
bp.z() += _modelScale;
osg::ref_ptr<osg::Seg> segUp = new osg::Seg;
osg::ref_ptr<osg::LineSegment> segUp = new osg::LineSegment;
segUp->set(ep,bp);
iv.addSeg(segUp.get());
iv.addLineSegment(segUp.get());
_node->accept(iv);
@@ -102,55 +110,58 @@ void DriveManipulator::home(GUIEventAdapter& ea,GUIActionAdapter& us)
osgUtil::IntersectVisitor::HitList& hitList = iv.getHitList(segUp.get());
if (!hitList.empty())
{
// notify(INFO) << "Hit terrain ok"<<endl;
// notify(INFO) << "Hit terrain ok"<<endl;
osg::Vec3 ip = hitList.front()._intersectPoint;
osg::Vec3 np = hitList.front()._intersectNormal;
osg::Vec3 uv;
if (np.z()>0.0f) uv = np;
else uv = -np;
osg::Vec3 uv;
if (np.z()>0.0f) uv = np;
else uv = -np;
float lookDistance = _modelScale*0.1f;
float lookDistance = _modelScale*0.1f;
ep = ip;
ep.z() += _height;
osg::Vec3 lv = uv^osg::Vec3(1.0f,0.0f,0.0f);
osg::Vec3 lp = ep+lv*lookDistance;
ep = ip;
ep.z() += _height;
osg::Vec3 lv = uv^osg::Vec3(1.0f,0.0f,0.0f);
osg::Vec3 cp = ep+lv*lookDistance;
_camera->setView(ep,lp,uv);
_camera->ensureOrthogonalUpVector();
cameraSet = true;
_camera->setLookAt(ep,cp,uv);
cameraSet = true;
}
}
}
if (!cameraSet)
{
_camera->setView(boundingSphere._center+osg::Vec3( 0.0,-2.0f * boundingSphere._radius,0.0f), // eye
boundingSphere._center, // look
osg::Vec3(0.0f,0.0f,1.0f)); // up
// eye
_camera->setLookAt(boundingSphere._center+osg::Vec3( 0.0,-2.0f * boundingSphere._radius,0.0f),
// look
boundingSphere._center,
// up
osg::Vec3(0.0f,0.0f,1.0f));
}
}
_velocity = 0.0f;
us.needRedraw();
us.requestRedraw();
us.needWarpPointer((ea.getXmin()+ea.getXmax())/2,(ea.getYmin()+ea.getYmax())/2);
us.requestWarpPointer((ea.getXmin()+ea.getXmax())/2,(ea.getYmin()+ea.getYmax())/2);
flushMouseEventStack();
}
void DriveManipulator::init(GUIEventAdapter& ea,GUIActionAdapter& us)
void DriveManipulator::init(const GUIEventAdapter& ea,GUIActionAdapter& us)
{
flushMouseEventStack();
us.needContinuousUpdate(false);
us.requestContinuousUpdate(false);
_velocity = 0.0f;
@@ -164,9 +175,9 @@ void DriveManipulator::init(GUIEventAdapter& ea,GUIActionAdapter& us)
bool cameraSet = false;
osg::ref_ptr<osg::Seg> segDown = new osg::Seg;
osg::ref_ptr<osg::LineSegment> segDown = new osg::LineSegment;
segDown->set(ep,bp);
iv.addSeg(segDown.get());
iv.addLineSegment(segDown.get());
_node->accept(iv);
@@ -175,7 +186,7 @@ void DriveManipulator::init(GUIEventAdapter& ea,GUIActionAdapter& us)
osgUtil::IntersectVisitor::HitList& hitList = iv.getHitList(segDown.get());
if (!hitList.empty())
{
// notify(INFO) << "Hit terrain ok"<<endl;
// notify(INFO) << "Hit terrain ok"<<endl;
osg::Vec3 ip = hitList.front()._intersectPoint;
osg::Vec3 np = hitList.front()._intersectNormal;
@@ -189,7 +200,7 @@ void DriveManipulator::init(GUIEventAdapter& ea,GUIActionAdapter& us)
osg::Vec3 lv = uv^sv;
osg::Vec3 lp = ep+lv*lookDistance;
_camera->setView(ep,lp,uv);
_camera->setLookAt(ep,lp,uv);
_camera->ensureOrthogonalUpVector();
cameraSet = true;
@@ -203,9 +214,9 @@ void DriveManipulator::init(GUIEventAdapter& ea,GUIActionAdapter& us)
bp = ep;
bp.z() += _modelScale;
osg::ref_ptr<osg::Seg> segUp = new osg::Seg;
osg::ref_ptr<osg::LineSegment> segUp = new osg::LineSegment;
segUp->set(ep,bp);
iv.addSeg(segUp.get());
iv.addLineSegment(segUp.get());
_node->accept(iv);
@@ -214,120 +225,123 @@ void DriveManipulator::init(GUIEventAdapter& ea,GUIActionAdapter& us)
osgUtil::IntersectVisitor::HitList& hitList = iv.getHitList(segUp.get());
if (!hitList.empty())
{
// notify(INFO) << "Hit terrain ok"<<endl;
// notify(INFO) << "Hit terrain ok"<<endl;
osg::Vec3 ip = hitList.front()._intersectPoint;
osg::Vec3 np = hitList.front()._intersectNormal;
osg::Vec3 uv;
if (np.z()>0.0f) uv = np;
else uv = -np;
osg::Vec3 uv;
if (np.z()>0.0f) uv = np;
else uv = -np;
float lookDistance = _modelScale*0.1f;
float lookDistance = _modelScale*0.1f;
ep = ip+uv*_height;
osg::Vec3 lv = uv^sv;
osg::Vec3 lp = ep+lv*lookDistance;
ep = ip+uv*_height;
osg::Vec3 lv = uv^sv;
osg::Vec3 lp = ep+lv*lookDistance;
_camera->setView(ep,lp,uv);
_camera->ensureOrthogonalUpVector();
_camera->setLookAt(ep,lp,uv);
_camera->ensureOrthogonalUpVector();
cameraSet = true;
cameraSet = true;
}
}
}
us.needWarpPointer((ea.getXmin()+ea.getXmax())/2,(ea.getYmin()+ea.getYmax())/2);
us.requestWarpPointer((ea.getXmin()+ea.getXmax())/2,(ea.getYmin()+ea.getYmax())/2);
}
bool DriveManipulator::update(GUIEventAdapter& ea,GUIActionAdapter& us)
bool DriveManipulator::handle(const GUIEventAdapter& ea,GUIActionAdapter& us)
{
if(!_camera.get()) return false;
switch(ea.getEventType())
{
case(GUIEventAdapter::PUSH):
case(GUIEventAdapter::PUSH):
{
addMouseEvent(ea);
us.needContinuousUpdate(true);
if (calcMovement()) us.needRedraw();
us.requestContinuousUpdate(true);
if (calcMovement()) us.requestRedraw();
}
return true;
case(GUIEventAdapter::RELEASE):
case(GUIEventAdapter::RELEASE):
{
addMouseEvent(ea);
us.needContinuousUpdate(true);
if (calcMovement()) us.needRedraw();
us.requestContinuousUpdate(true);
if (calcMovement()) us.requestRedraw();
}
return true;
case(GUIEventAdapter::DRAG):
case(GUIEventAdapter::DRAG):
{
addMouseEvent(ea);
us.needContinuousUpdate(true);
if (calcMovement()) us.needRedraw();
us.requestContinuousUpdate(true);
if (calcMovement()) us.requestRedraw();
}
return true;
case(GUIEventAdapter::MOVE):
case(GUIEventAdapter::MOVE):
{
addMouseEvent(ea);
us.needContinuousUpdate(true);
if (calcMovement()) us.needRedraw();
us.requestContinuousUpdate(true);
if (calcMovement()) us.requestRedraw();
}
return true;
case(GUIEventAdapter::KEYBOARD):
if (ea.getKey()==' ')
{
flushMouseEventStack();
home(ea,us);
us.needRedraw();
us.needContinuousUpdate(false);
case(GUIEventAdapter::KEYBOARD):
if (ea.getKey()==' ')
{
flushMouseEventStack();
home(ea,us);
us.requestRedraw();
us.requestContinuousUpdate(false);
return true;
}
else if (ea.getKey()=='q')
{
_speedMode = USE_MOUSE_Y_FOR_SPEED;
return true;
}
else if (ea.getKey()=='a')
{
_speedMode = USE_MOUSE_BUTTONS_FOR_SPEED;
return true;
}
return false;
case(GUIEventAdapter::FRAME):
addMouseEvent(ea);
if (calcMovement()) us.requestRedraw();
return true;
}
else if (ea.getKey()=='q')
{
_speedMode = USE_MOUSE_Y_FOR_SPEED;
return true;
}
else if (ea.getKey()=='a')
{
_speedMode = USE_MOUSE_BUTTONS_FOR_SPEED;
return true;
}
return false;
case(GUIEventAdapter::FRAME):
addMouseEvent(ea);
if (calcMovement()) us.needRedraw();
return true;
case(GUIEventAdapter::RESIZE):
case(GUIEventAdapter::RESIZE):
{
init(ea,us);
us.needRedraw();
us.requestRedraw();
}
return true;
default:
return false;
default:
return false;
}
}
void DriveManipulator::flushMouseEventStack()
{
_ga_t1 = NULL;
_ga_t0 = NULL;
}
void DriveManipulator::addMouseEvent(GUIEventAdapter& ea)
void DriveManipulator::addMouseEvent(const GUIEventAdapter& ea)
{
_ga_t1 = _ga_t0;
_ga_t0 = &ea;
@@ -341,24 +355,23 @@ bool DriveManipulator::calcMovement()
float dt = _ga_t0->time()-_ga_t1->time();
if (dt<0.0f)
{
notify(WARN) << "warning dt = "<<dt<<endl;
dt = 0.0f;
notify(WARN) << "warning dt = "<<dt<<endl;
dt = 0.0f;
}
switch(_speedMode)
{
case(USE_MOUSE_Y_FOR_SPEED):
{
{
float my = (_ga_t0->getYmin()+_ga_t0->getYmax())/2.0f;
float dy = _ga_t0->getY()-my;
_velocity = -_modelScale*0.0002f*dy;
break;
}
case(USE_MOUSE_BUTTONS_FOR_SPEED):
{
{
unsigned int buttonMask = _ga_t1->getButtonMask();
if (buttonMask==GUIEventAdapter::LEFT_BUTTON)
{
@@ -367,8 +380,8 @@ bool DriveManipulator::calcMovement()
_velocity += dt*_modelScale*0.02f;
}
else if (buttonMask==GUIEventAdapter::MIDDLE_BUTTON ||
buttonMask==(GUIEventAdapter::LEFT_BUTTON|GUIEventAdapter::RIGHT_BUTTON))
else if (buttonMask==GUIEventAdapter::MIDDLE_BUTTON ||
buttonMask==(GUIEventAdapter::LEFT_BUTTON|GUIEventAdapter::RIGHT_BUTTON))
{
_velocity = 0.0f;
@@ -380,15 +393,14 @@ bool DriveManipulator::calcMovement()
_velocity -= dt*_modelScale*0.02f;
}
break;
break;
}
}
// rotate the camera.
osg::Vec3 center = _camera->getEyePoint();
osg::Vec3 uv = _camera->getUpVector();
float mx = (_ga_t0->getXmin()+_ga_t0->getXmax())/2.0f;
float dx = _ga_t0->getX()-mx;
@@ -402,13 +414,12 @@ bool DriveManipulator::calcMovement()
center = _camera->getEyePoint();
uv = _camera->getUpVector();
_camera->mult(*_camera,mat);
_camera->transformLookAt(mat);
// get the new forward (look) vector.
osg::Vec3 sv = _camera->getSideVector();
osg::Vec3 lv = _camera->getLookPoint()-_camera->getEyePoint();
osg::Vec3 lv = _camera->getCenterPoint()-_camera->getEyePoint();
float lookDistance = lv.length();
lv.normalize();
@@ -424,9 +435,9 @@ bool DriveManipulator::calcMovement()
// check to see if any obstruction in front.
IntersectVisitor iv;
osg::ref_ptr<osg::Seg> segForward = new osg::Seg;
osg::ref_ptr<osg::LineSegment> segForward = new osg::LineSegment;
segForward->set(ep,ep+lv*(signedBuffer+distanceToMove));
iv.addSeg(segForward.get());
iv.addLineSegment(segForward.get());
_node->accept(iv);
@@ -435,7 +446,7 @@ bool DriveManipulator::calcMovement()
osgUtil::IntersectVisitor::HitList& hitList = iv.getHitList(segForward.get());
if (!hitList.empty())
{
// notify(INFO) << "Hit obstruction"<<endl;
// notify(INFO) << "Hit obstruction"<<endl;
osg::Vec3 ip = hitList.front()._intersectPoint;
distanceToMove = (ip-ep).length()-_buffer;
_velocity = 0.0f;
@@ -443,16 +454,15 @@ bool DriveManipulator::calcMovement()
}
// check to see if forward point is correct height above terrain.
osg::Vec3 fp = ep+lv*distanceToMove;
osg::Vec3 lfp = fp-uv*_height*5;
iv.reset();
osg::ref_ptr<osg::Seg> segNormal = new osg::Seg;
osg::ref_ptr<osg::LineSegment> segNormal = new osg::LineSegment;
segNormal->set(fp,lfp);
iv.addSeg(segNormal.get());
iv.addLineSegment(segNormal.get());
_node->accept(iv);
@@ -461,7 +471,7 @@ bool DriveManipulator::calcMovement()
osgUtil::IntersectVisitor::HitList& hitList = iv.getHitList(segNormal.get());
if (!hitList.empty())
{
// notify(INFO) << "Hit terrain ok"<<endl;
// notify(INFO) << "Hit terrain ok"<<endl;
osg::Vec3 ip = hitList.front()._intersectPoint;
osg::Vec3 np = hitList.front()._intersectNormal;
@@ -471,12 +481,12 @@ bool DriveManipulator::calcMovement()
ep = ip+uv*_height;
lv = uv^sv;
osg::Vec3 lp = ep+lv*lookDistance;
_camera->setView(ep,lp,uv);
_camera->setLookAt(ep,lp,uv);
_camera->ensureOrthogonalUpVector();
return true;
}
}
@@ -485,12 +495,12 @@ bool DriveManipulator::calcMovement()
// under the influence of gravity.
osg::Vec3 dp = lfp;
dp.z() -= 2*_modelScale;
iv.reset();
osg::ref_ptr<osg::Seg> segFall = new osg::Seg;
osg::ref_ptr<osg::LineSegment> segFall = new osg::LineSegment;
segFall->set(lfp,dp);
iv.addSeg(segFall.get());
iv.addLineSegment(segFall.get());
_node->accept(iv);
@@ -510,10 +520,10 @@ bool DriveManipulator::calcMovement()
ep = ip+uv*_height;
lv = uv^sv;
osg::Vec3 lp = ep+lv*lookDistance;
_camera->setView(ep,lp,uv);
_camera->setLookAt(ep,lp,uv);
_camera->ensureOrthogonalUpVector();
return true;
}
}
@@ -522,14 +532,12 @@ bool DriveManipulator::calcMovement()
lv *= (_velocity*dt);
ep += lv;
osg::Vec3 lp = _camera->getLookPoint()+lv;
osg::Vec3 lp = _camera->getCenterPoint()+lv;
_camera->setView(ep,lp,uv);
_camera->ensureOrthogonalUpVector();
_camera->setLookAt(ep,lp,uv);
_camera->ensureOrthogonalUpVector();
}
return true;
}