const CReal CReal::Inv() const
{
if (isRational)
{
if (nRational.nNumerator>=0)
return CReal(nRational.nDenominator,nRational.nNumerator);
else
return CReal(-int(nRational.nDenominator),-nRational.nNumerator);
}
else
return CReal(1/nIrrational);
}
gc<const CObject *> CReal::parseString(String::AbstractIterator &stri)
{
double value = stringToDouble(stri);
if (isnan(value))
gcthrownew(EInvalidObjectValue(Message(InvalidRealValue)));
return gcnew(CReal(value));
}
CReal SnapReal( CReal Input, CReal SnapVal )
{
int ival = int(Input/SnapVal);
CReal ret( CReal(ival)*SnapVal );
orkprintf( "SnapReal %f [%d] -> %f \n", Input, ival, ret );
return ret;
}
CManipRZ::CManipRZ(CManipManager& mgr)
: CManipRot(mgr,CVector4( 0.0f, 0.0f, 1.0f))
{
mmRotModel.SetRotateX( CFloat::Pi() / CReal(2.0f) );
mColor = CColor4::Blue();
}
CManipRX::CManipRX( CManipManager& mgr )
: CManipRot(mgr,CVector4( 1.0f, 0.0f, 0.0f) )
{
mmRotModel.SetRotateZ( CFloat::Pi() / CReal(2.0f) );
mColor = CColor4::Red();
}
bool CManipRot::UIEventHandler( const ui::Event& EV )
{
int ex = EV.miX;
int ey = EV.miY;
CVector2 posubp = EV.GetUnitCoordBP();
CCamera *pcam = mManager.GetActiveCamera();
bool brval = false;
bool isshift = false; //CSystem::IsKeyDepressed(VK_SHIFT );
bool isctrl = false; //CSystem::IsKeyDepressed(VK_CONTROL );
switch( EV.miEventCode )
{
case ui::UIEV_PUSH:
{
mManager.mManipHandler.Init(posubp, pcam->mCameraData.GetIVPMatrix(), pcam->QuatC );
mBaseTransform = mManager.mCurTransform;
SelectBestPlane(posubp);
brval = true;
}
break;
case ui::UIEV_RELEASE:
{
mManager.DisableManip();
brval = true;
}
break;
case ui::UIEV_DRAG:
{
IntersectWithPlanes( posubp );
if ( CheckIntersect() )
{
///////////////////////////////////////////
// calc normalvectors from base:origin to point on activeintersection plane (in world space)
const CVector3 & Origin = mBaseTransform.GetTransform().GetPosition();
CVector3 D1 = (Origin-mActiveIntersection->mIntersectionPoint).Normal();
CVector3 D0 = (Origin-mActiveIntersection->mBaseIntersectionPoint).Normal();
///////////////////////////////////////////
// calc matrix to put worldspace vector into plane local space
CMatrix4 MatWldToObj = mBaseTransform.GetTransform().GetMatrix(); //GetRotation();
MatWldToObj.Inverse();
CVector4 bAxisAngle = mLocalRotationAxis;
CQuaternion brq;
brq.FromAxisAngle(bAxisAngle);
CMatrix4 MatObjToPln = brq.ToMatrix();
MatObjToPln.Inverse();
CMatrix4 MatWldToPln = MatObjToPln*MatWldToObj;
//CMatrix4 MatInvRot = InvQuat.ToMatrix();
///////////////////////////////////////////
// calc plane local rotation
CVector4 AxisAngle = mLocalRotationAxis;
CVector4 D0I = CVector4(D0,CReal(0.0f)).Transform(MatWldToPln);
CVector4 D1I = CVector4(D1,CReal(0.0f)).Transform(MatWldToPln);
//orkprintf( "D0 <%f %f %f>\n", float(D0.GetX()), float(D0.GetY()), float(D0.GetZ()) );
//orkprintf( "D1 <%f %f %f>\n", float(D1.GetX()), float(D1.GetY()), float(D1.GetZ()) );
//orkprintf( "D0I <%f %f %f>\n", float(D0I.GetX()), float(D0I.GetY()), float(D0I.GetZ()) );
//orkprintf( "D1I <%f %f %f>\n", float(D1I.GetX()), float(D1I.GetY()), float(D1I.GetZ()) );
AxisAngle.SetW( CalcAngle(D0I,D1I) );
CQuaternion RotQ;
RotQ.FromAxisAngle( AxisAngle );
///////////////////
// Rot Snap
if( isshift )
{ CReal SnapAngleVal( PI2/16.0f );
CVector4 NewAxisAngle = RotQ.ToAxisAngle();
CReal Angle = NewAxisAngle.GetW();
Angle = SnapReal( Angle, SnapAngleVal );
NewAxisAngle.SetW( Angle );
RotQ.FromAxisAngle( NewAxisAngle );
}
///////////////////
// accum rotation
CQuaternion oq = mBaseTransform.GetTransform().GetRotation();
CQuaternion NewQ = RotQ.Multiply(oq);
///////////////////
// Rot Reset To Identity
if( isctrl && isshift )
{
NewQ.FromAxisAngle( CVector4( CReal(0.0f), CReal(1.0f), CReal(0.0f), CReal(0.0f) ) );
}
///////////////////
TransformNode mset = mManager.mCurTransform;
mset.GetTransform().SetRotation( NewQ );
mManager.ApplyTransform( mset );
///////////////////
}
brval = true;
}
break;
default:
break;
}
return brval;
}
gc<const CObject *> CReal::deserializeData(IO::InputStream *stream)
{
double value;
stream->read(&value, sizeof(value));
return gcnew(CReal(value));
}
