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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commit47d455dd55be855e4cc691c32f687f723d9247ee (patch)
tree52e236aaa2576bdb3840ebede26619692fed6d7d /kpovmodeler/pmcamera.cpp
downloadtdegraphics-47d455dd55be855e4cc691c32f687f723d9247ee.tar.gz
tdegraphics-47d455dd55be855e4cc691c32f687f723d9247ee.zip
Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdegraphics@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
Diffstat (limited to 'kpovmodeler/pmcamera.cpp')
-rw-r--r--kpovmodeler/pmcamera.cpp769
1 files changed, 769 insertions, 0 deletions
diff --git a/kpovmodeler/pmcamera.cpp b/kpovmodeler/pmcamera.cpp
new file mode 100644
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--- /dev/null
+++ b/kpovmodeler/pmcamera.cpp
@@ -0,0 +1,769 @@
+/*
+**************************************************************************
+ description
+ --------------------
+ copyright : (C) 2000-2001 by Andreas Zehender
+ email : zehender@kde.org
+**************************************************************************
+
+**************************************************************************
+* *
+* This program is free software; you can redistribute it and/or modify *
+* it under the terms of the GNU General Public License as published by *
+* the Free Software Foundation; either version 2 of the License, or *
+* (at your option) any later version. *
+* *
+**************************************************************************/
+
+
+#include "pmcamera.h"
+
+#include "pmxmlhelper.h"
+#include "pmcameraedit.h"
+#include "pmmemento.h"
+#include "pmviewstructure.h"
+#include "pm3dcontrolpoint.h"
+#include "pmvectorcontrolpoint.h"
+#include "pmenumproperty.h"
+
+#include <klocale.h>
+
+PMDefinePropertyClass( PMCamera, PMCameraProperty );
+PMDefineEnumPropertyClass( PMCamera, PMCamera::CameraType,
+ PMCameraTypeProperty );
+
+PMViewStructure* PMCamera::s_pDefaultViewStructure = 0;
+PMMetaObject* PMCamera::s_pMetaObject = 0;
+PMObject* createNewCamera( PMPart* part )
+{
+ return new PMCamera( part );
+}
+
+const PMVector locationDefault = PMVector( 0.0, 0.0, 0.0 );
+const PMVector lookAtDefault = PMVector( 0.0, 0.0, 1.0 );
+const PMVector directionDefault = PMVector( 0.0, 0.0, 1.0 );
+const PMVector upDefault = PMVector( 0.0, 1.0, 0.0 );
+const PMVector rightDefault = PMVector( 4.0/3.0, 0.0, 0.0 );
+const PMVector skyDefault = PMVector( 0.0, 1.0, 0.0 );
+//const double aspectDefault = 1.0;
+const bool angleEnabledDefault = false;
+const double angleDefault = 90.0;
+const PMCamera::CameraType cameraTypeDefault = PMCamera::Perspective;
+const int cylinderTypeDefault = 1;
+const bool focalBlurDefault = false;
+const double apertureDefault = 0.4;
+const int blurSamplesDefault = 10;
+const PMVector focalPointDefault = PMVector( 0.0, 0.0, 0.0 );
+const double confidenceDefault = 0.9;
+const double varianceDefault = 0.008;
+const bool c_defaultExport = true;
+
+PMCamera::PMCamera( PMPart* part )
+ : Base( part )
+{
+ m_location = locationDefault;
+ m_lookAt = lookAtDefault;
+ m_direction = directionDefault;
+
+ m_up = upDefault;
+ m_right = rightDefault;
+
+ m_sky = skyDefault;
+ m_angle = angleDefault;
+ m_angleEnabled = angleEnabledDefault;
+
+ m_cameraType = cameraTypeDefault;
+ m_cylinderType = cylinderTypeDefault;
+
+ m_focalBlurEnabled = focalBlurDefault;
+ m_aperture = apertureDefault;
+ m_blurSamples = blurSamplesDefault;
+ m_focalPoint = focalPointDefault;
+ m_confidence = confidenceDefault;
+ m_variance = varianceDefault;
+ m_export = c_defaultExport;
+}
+
+PMCamera::PMCamera( const PMCamera& c )
+ : Base( c )
+{
+ m_location = c.m_location;
+ m_lookAt = c.m_lookAt;
+ m_direction = c.m_direction;
+
+ m_up = c.m_up;
+ m_right = c.m_right;
+
+ m_sky = c.m_sky;
+ m_angle = c.m_angle;
+ m_angleEnabled = c.m_angleEnabled;
+
+ m_cameraType = c.m_cameraType;
+ m_cylinderType = c.m_cylinderType;
+
+ m_focalBlurEnabled = c.m_focalBlurEnabled;
+ m_aperture = c.m_aperture;
+ m_blurSamples = c.m_blurSamples;
+ m_focalPoint = c.m_focalPoint;
+ m_confidence = c.m_confidence;
+ m_variance = c.m_variance;
+ m_export = c.m_export;
+}
+
+PMCamera::~PMCamera( )
+{
+}
+
+QString PMCamera::description( ) const
+{
+ return i18n( "camera" );
+}
+
+void PMCamera::serialize( QDomElement& e, QDomDocument& doc ) const
+{
+ e.setAttribute( "camera_type", cameraTypeToString( m_cameraType ) );
+ e.setAttribute( "cylinder_type", m_cylinderType );
+ e.setAttribute( "location", m_location.serializeXML( ) );
+ e.setAttribute( "sky", m_sky.serializeXML( ) );
+ e.setAttribute( "direction", m_direction.serializeXML( ) );
+ e.setAttribute( "right", m_right.serializeXML( ) );
+ e.setAttribute( "up", m_up.serializeXML( ) );
+ e.setAttribute( "look_at", m_lookAt.serializeXML( ) );
+ e.setAttribute( "angle_enabled", m_angleEnabled );
+ e.setAttribute( "angle", m_angle );
+ e.setAttribute( "focal_blur", m_focalBlurEnabled );
+ e.setAttribute( "aperture", m_aperture );
+ e.setAttribute( "blur_samples", m_blurSamples );
+ e.setAttribute( "focal_point", m_focalPoint.serializeXML( ) );
+ e.setAttribute( "confidence", m_confidence );
+ e.setAttribute( "variance", m_variance );
+ e.setAttribute( "export", m_export );
+
+ Base::serialize( e, doc );
+}
+
+void PMCamera::readAttributes( const PMXMLHelper& h )
+{
+ m_cameraType = stringToCameraType( h.stringAttribute( "camera_type",
+ "perspective" ) );
+ m_cylinderType = h.intAttribute( "cylinder_type", cylinderTypeDefault );
+ m_location = h.vectorAttribute( "location", locationDefault );
+ m_sky = h.vectorAttribute( "sky", skyDefault );
+ m_direction = h.vectorAttribute( "direction", directionDefault );
+ m_right = h.vectorAttribute( "right", rightDefault );
+ m_up = h.vectorAttribute( "up", upDefault );
+ m_lookAt = h.vectorAttribute( "look_at", lookAtDefault );
+ m_angleEnabled = h.boolAttribute( "angle_enabled", angleEnabledDefault );
+ m_angle = h.doubleAttribute( "angle", angleDefault );
+ m_focalBlurEnabled = h.boolAttribute( "focal_blur", focalBlurDefault );
+ m_aperture = h.doubleAttribute( "aperture", apertureDefault );
+ m_blurSamples = h.intAttribute( "blur_samples", blurSamplesDefault );
+ m_focalPoint = h.vectorAttribute( "focal_point", focalPointDefault );
+ m_confidence = h.doubleAttribute( "confidence", confidenceDefault );
+ m_variance = h.doubleAttribute( "variance", varianceDefault );
+ m_export = h.boolAttribute( "export", c_defaultExport );
+ Base::readAttributes( h );
+}
+
+PMMetaObject* PMCamera::metaObject( ) const
+{
+ if( !s_pMetaObject )
+ {
+ s_pMetaObject = new PMMetaObject( "Camera", Base::metaObject( ),
+ createNewCamera );
+ s_pMetaObject->addProperty(
+ new PMCameraProperty( "location", &PMCamera::setLocation,
+ &PMCamera::location ) );
+ s_pMetaObject->addProperty(
+ new PMCameraProperty( "lookAt", &PMCamera::setLookAt,
+ &PMCamera::lookAt ) );
+ s_pMetaObject->addProperty(
+ new PMCameraProperty( "up", &PMCamera::setUp,
+ &PMCamera::up ) );
+ s_pMetaObject->addProperty(
+ new PMCameraProperty( "right", &PMCamera::setRight,
+ &PMCamera::right ) );
+ s_pMetaObject->addProperty(
+ new PMCameraProperty( "direction", &PMCamera::setDirection,
+ &PMCamera::direction ) );
+ s_pMetaObject->addProperty(
+ new PMCameraProperty( "sky", &PMCamera::setSky,
+ &PMCamera::sky ) );
+ s_pMetaObject->addProperty(
+ new PMCameraProperty( "aspect", 0, &PMCamera::aspect ) );
+
+ s_pMetaObject->addProperty(
+ new PMCameraProperty( "angleEnabled", &PMCamera::enableAngle,
+ &PMCamera::isAngleEnabled ) );
+ s_pMetaObject->addProperty(
+ new PMCameraProperty( "angle", &PMCamera::setAngle,
+ &PMCamera::angle ) );
+
+ PMCameraTypeProperty* p = new PMCameraTypeProperty(
+ "cameraType", &PMCamera::setCameraType,
+ &PMCamera::cameraType );
+ p->addEnumValue( "Perspective", Perspective );
+ p->addEnumValue( "Orthographic", Orthographic );
+ p->addEnumValue( "FishEye", FishEye );
+ p->addEnumValue( "UltraWideAngle", UltraWideAngle );
+ p->addEnumValue( "Omnimax", Omnimax );
+ p->addEnumValue( "Panoramic", Panoramic );
+ p->addEnumValue( "Cylinder", Cylinder );
+ s_pMetaObject->addProperty( p );
+
+ s_pMetaObject->addProperty(
+ new PMCameraProperty( "cylinderType", &PMCamera::setCylinderType,
+ &PMCamera::cylinderType ) );
+ s_pMetaObject->addProperty(
+ new PMCameraProperty( "focalBlurEnabled", &PMCamera::enableFocalBlur,
+ &PMCamera::isFocalBlurEnabled ) );
+ s_pMetaObject->addProperty(
+ new PMCameraProperty( "aperture", &PMCamera::setAperture,
+ &PMCamera::aperture ) );
+ s_pMetaObject->addProperty(
+ new PMCameraProperty( "blurSamples", &PMCamera::setBlurSamples,
+ &PMCamera::blurSamples ) );
+ s_pMetaObject->addProperty(
+ new PMCameraProperty( "focalPoint", &PMCamera::setFocalPoint,
+ &PMCamera::focalPoint ) );
+ s_pMetaObject->addProperty(
+ new PMCameraProperty( "confidence", &PMCamera::setConfidence,
+ &PMCamera::confidence ) );
+ s_pMetaObject->addProperty(
+ new PMCameraProperty( "variance", &PMCamera::setVariance,
+ &PMCamera::variance ) );
+ s_pMetaObject->addProperty(
+ new PMCameraProperty( "export", &PMCamera::setExportPovray,
+ &PMCamera::exportPovray ) );
+ }
+ return s_pMetaObject;
+}
+
+void PMCamera::setLocation( const PMVector& p )
+{
+ if( p != m_location )
+ {
+ if( m_pMemento )
+ m_pMemento->addData( s_pMetaObject, PMLocationID, m_location );
+ m_location = p;
+ m_location.resize( 3 );
+ setViewStructureChanged( );
+ }
+}
+
+void PMCamera::setLookAt( const PMVector& p )
+{
+ if( p != m_lookAt )
+ {
+ if( m_pMemento )
+ m_pMemento->addData( s_pMetaObject, PMLookAtID, m_lookAt );
+ m_lookAt = p;
+ m_lookAt.resize( 3 );
+ setViewStructureChanged( );
+ }
+}
+
+void PMCamera::setUp( const PMVector& v )
+{
+ if( v != m_up )
+ {
+ if( m_pMemento )
+ m_pMemento->addData( s_pMetaObject, PMUpID, m_up );
+ m_up = v;
+ m_up.resize( 3 );
+ setViewStructureChanged( );
+ }
+}
+
+void PMCamera::setRight( const PMVector& v )
+{
+ if( v != m_right )
+ {
+ if( m_pMemento )
+ m_pMemento->addData( s_pMetaObject, PMRightID, m_right );
+ m_right = v;
+ m_right.resize( 3 );
+ setViewStructureChanged( );
+ }
+}
+
+void PMCamera::setDirection( const PMVector& v )
+{
+ if( v != m_direction )
+ {
+ if( m_pMemento )
+ m_pMemento->addData( s_pMetaObject, PMDirectionID, m_direction );
+ m_direction = v;
+ m_direction.resize( 3 );
+ setViewStructureChanged( );
+ }
+}
+
+void PMCamera::setSky( const PMVector& v )
+{
+ if( v != m_sky )
+ {
+ if( m_pMemento )
+ m_pMemento->addData( s_pMetaObject, PMSkyID, m_sky );
+ m_sky = v;
+ m_sky.resize( 3 );
+ setViewStructureChanged( );
+ }
+}
+
+double PMCamera::aspect( ) const
+{
+ double d = m_up.abs( );
+ if( approxZero( d ) )
+ return 1.0;
+ return m_right.abs( ) / d;
+}
+
+void PMCamera::enableAngle( bool yes )
+{
+ if( yes != m_angleEnabled )
+ {
+ if( m_pMemento )
+ m_pMemento->addData( s_pMetaObject, PMAngleEnabledID, m_angleEnabled );
+ m_angleEnabled = yes;
+ setViewStructureChanged( );
+ }
+}
+
+void PMCamera::setAngle( double a )
+{
+ if( a != m_angle )
+ {
+ if( m_pMemento )
+ m_pMemento->addData( s_pMetaObject, PMAngleID, m_angle );
+ m_angle = a;
+ setViewStructureChanged( );
+ }
+}
+
+void PMCamera::setCameraType( PMCamera::CameraType t )
+{
+ if( t != m_cameraType )
+ {
+ if( m_pMemento )
+ m_pMemento->addData( s_pMetaObject, PMCameraTypeID, m_cameraType );
+ m_cameraType = t;
+ setViewStructureChanged( );
+ }
+}
+
+void PMCamera::setCylinderType( int t )
+{
+ if( ( t < 1 ) || ( t > 4 ) )
+ kdError( PMArea ) << "Invalid type in PMCylinder::setCylinderType\n";
+ else if( t != m_cylinderType )
+ {
+ if( m_pMemento )
+ m_pMemento->addData( s_pMetaObject, PMCylinderTypeID, m_cylinderType );
+ m_cylinderType = t;
+ setViewStructureChanged( );
+ }
+}
+
+void PMCamera::enableFocalBlur( bool yes )
+{
+ if( yes != m_focalBlurEnabled )
+ {
+ if( m_pMemento )
+ m_pMemento->addData( s_pMetaObject, PMFocalBlurID, m_focalBlurEnabled );
+ m_focalBlurEnabled = yes;
+ }
+}
+
+void PMCamera::setAperture( double a )
+{
+ if( a < 0 )
+ kdError( PMArea ) << "Aperture < 0 in PMCylinder::setAperture\n";
+ else if( a != m_aperture )
+ {
+ if( m_pMemento )
+ m_pMemento->addData( s_pMetaObject, PMApertureID, m_aperture );
+ m_aperture = a;
+ }
+}
+
+void PMCamera::setBlurSamples( int s )
+{
+ if( s < 0 )
+ kdError( PMArea ) << "Samples < 0 in PMCylinder::setBlutSamples\n";
+ else if( s != m_blurSamples )
+ {
+ if( m_pMemento )
+ m_pMemento->addData( s_pMetaObject, PMBlurSamplesID, m_blurSamples );
+ m_blurSamples = s;
+ }
+}
+
+void PMCamera::setFocalPoint( const PMVector& v )
+{
+ if( v != m_focalPoint )
+ {
+ if( m_pMemento )
+ m_pMemento->addData( s_pMetaObject, PMFocalPointID, m_focalPoint );
+ m_focalPoint = v;
+ }
+}
+
+void PMCamera::setConfidence( double c )
+{
+ if( ( c < 0.0 ) || ( c > 1.0 ) )
+ kdError( PMArea ) << "Confidence not in [0.0 1.0] in PMCylinder::setConfidence\n";
+ else if( c != m_confidence )
+ {
+ if( m_pMemento )
+ m_pMemento->addData( s_pMetaObject, PMConfidenceID, m_confidence );
+ m_confidence = c;
+ }
+}
+
+void PMCamera::setVariance( double v )
+{
+ if( v < 0 )
+ kdError( PMArea ) << "Variance < 0 in PMCylinder::setVariance\n";
+ else if( v != m_variance )
+ {
+ if( m_pMemento )
+ m_pMemento->addData( s_pMetaObject, PMVarianceID, m_variance );
+ m_variance = v;
+ }
+}
+
+void PMCamera::setExportPovray( bool ex )
+{
+ if( m_export != ex )
+ {
+ if( m_pMemento )
+ m_pMemento->addData( s_pMetaObject, PMExportID, m_export );
+ m_export = ex;
+ }
+}
+
+PMDialogEditBase* PMCamera::editWidget( QWidget* parent ) const
+{
+ return new PMCameraEdit( parent );
+}
+
+void PMCamera::restoreMemento( PMMemento* s )
+{
+ PMMementoDataIterator it( s );
+ PMMementoData* data;
+
+ for( ; it.current( ); ++it )
+ {
+ data = it.current( );
+ if( data->objectType( ) == s_pMetaObject )
+ {
+ switch( data->valueID( ) )
+ {
+ case PMLocationID:
+ setLocation( data->vectorData( ) );
+ break;
+ case PMLookAtID:
+ setLookAt( data->vectorData( ) );
+ break;
+ case PMUpID:
+ setUp( data->vectorData( ) );
+ break;
+ case PMRightID:
+ setRight( data->vectorData( ) );
+ break;
+ case PMDirectionID:
+ setDirection( data->vectorData( ) );
+ break;
+ case PMSkyID:
+ setSky( data->vectorData( ) );
+ break;
+ case PMAngleEnabledID:
+ enableAngle( data->boolData( ) );
+ break;
+ case PMAngleID:
+ setAngle( data->doubleData( ) );
+ break;
+ case PMCameraTypeID:
+ setCameraType( ( CameraType ) data->intData( ) );
+ break;
+ case PMCylinderTypeID:
+ setCylinderType( data->intData( ) );
+ break;
+ case PMFocalBlurID:
+ enableFocalBlur( data->boolData( ) );
+ break;
+ case PMBlurSamplesID:
+ setBlurSamples( data->intData( ) );
+ break;
+ case PMFocalPointID:
+ setFocalPoint( data->vectorData( ) );
+ break;
+ case PMConfidenceID:
+ setConfidence( data->doubleData( ) );
+ break;
+ case PMVarianceID:
+ setVariance( data->doubleData( ) );
+ break;
+ case PMApertureID:
+ setAperture( data->doubleData( ) );
+ break;
+ case PMExportID:
+ setExportPovray( data->boolData( ) );
+ break;
+ default:
+ kdError( PMArea ) << "Wrong ID in PMCamera::restoreMemento\n";
+ break;
+ }
+ }
+ }
+ Base::restoreMemento( s );
+}
+
+void PMCamera::createViewStructure( )
+{
+ PMVector newUp, newRight, newDirection, tmp;
+ double upLen, rightLen;
+
+ if( !m_pViewStructure )
+ {
+ m_pViewStructure = new PMViewStructure( defaultViewStructure( ) );
+ m_pViewStructure->points( ).detach( );
+ }
+
+ PMPointArray& points = m_pViewStructure->points( );
+ calculateLookAtAngle( newRight, newUp, newDirection );
+
+ points[0] = m_lookAt;
+ points[1] = m_location;
+
+ upLen = newUp.abs( );
+ rightLen = newRight.abs( );
+ if( rightLen > upLen )
+ {
+ newUp /= rightLen;
+ newRight /= rightLen;
+ newDirection /= rightLen;
+ }
+ else
+ {
+ newUp /= upLen;
+ newRight /= upLen;
+ newDirection /= upLen;
+ }
+
+ newRight /= 2.0;
+ newUp /= 2.0;
+ tmp = m_location + newDirection;
+ points[2] = tmp - newRight + newUp;
+ points[3] = tmp - newRight - newUp;
+ points[4] = tmp + newRight - newUp;
+ points[5] = tmp + newRight + newUp;
+// points[6] = m_location + m_sky;
+}
+
+PMViewStructure* PMCamera::defaultViewStructure( ) const
+{
+ if( !s_pDefaultViewStructure )
+ {
+ s_pDefaultViewStructure = new PMViewStructure( 6, 9 );
+ PMLineArray& lines = s_pDefaultViewStructure->lines( );
+
+ lines[0] = PMLine( 0, 1 );
+ lines[1] = PMLine( 1, 2 );
+ lines[2] = PMLine( 1, 3 );
+ lines[3] = PMLine( 1, 4 );
+ lines[4] = PMLine( 1, 5 );
+ lines[5] = PMLine( 2, 3 );
+ lines[6] = PMLine( 2, 5 );
+ lines[7] = PMLine( 3, 4 );
+ lines[8] = PMLine( 4, 5 );
+// lines[9] = PMLine( 1, 6 );
+ }
+ return s_pDefaultViewStructure;
+}
+
+void PMCamera::controlPoints( PMControlPointList& list )
+{
+ PMControlPoint* p;
+ p = new PM3DControlPoint( m_location, PMLocationID, i18n( "Location" ) );
+ list.append( p );
+ list.append( new PM3DControlPoint( m_lookAt, PMLookAtID, i18n( "Look at" ) ) );
+}
+
+void PMCamera::controlPointsChanged( PMControlPointList& list )
+{
+ PMControlPoint* p;
+
+ for( p = list.first( ); p; p = list.next( ) )
+ {
+ if( p->changed( ) )
+ {
+ switch( p->id( ) )
+ {
+ case PMLocationID:
+ setLocation( ( ( PM3DControlPoint* ) p )->point( ) );
+ break;
+ case PMLookAtID:
+ setLookAt( ( ( PM3DControlPoint* ) p )->point( ) );
+ break;
+ default:
+ kdError( PMArea ) << "Wrong ID in PMCamera::controlPointsChanged\n";
+ break;
+ }
+ }
+ }
+}
+
+void PMCamera::calculateLookAtAngle( PMVector& right, PMVector& up, PMVector& direction )
+{
+ PMVector tmpVector;
+ double directionLen, upLen, rightLen, handedness, angle;
+
+ angle = m_angle;
+ if( m_cameraType == Perspective )
+ {
+ if( angle < 0.0 )
+ angle = angleDefault;
+ if( angle >= 180.0 )
+ angle = angleDefault;
+ }
+ else
+ angle = 90.0;
+
+ directionLen = m_direction.abs( );
+ upLen = m_up.abs( );
+ rightLen = m_right.abs( );
+
+ // for safety: if vector is null vector, use the default one
+ if( approxZero( directionLen ) )
+ {
+ direction = directionDefault;
+ directionLen = direction.abs( );
+ }
+ else
+ direction = m_direction;
+
+ if( approxZero( upLen ) )
+ {
+ up = upDefault;
+ upLen = up.abs( );
+ }
+ else
+ up = m_up;
+
+ if( approxZero( rightLen ) )
+ {
+ right = rightDefault;
+ rightLen = right.abs( );
+ }
+ else
+ right = m_right;
+
+ if( m_angleEnabled )
+ {
+ // calculate angle
+ direction /= directionLen;
+ directionLen = 0.5 * rightLen / tan( angle * M_PI / 360.0 );
+ direction *= directionLen;
+ }
+
+ // calculate handedness
+ tmpVector = PMVector::cross( up, direction );
+ handedness = PMVector::dot( tmpVector, right );
+
+ direction = m_lookAt - m_location;
+ if( approxZero( direction.abs( ) ) )
+ {
+ // Camera location and look_at point are the same
+ direction = directionDefault;
+ }
+
+ // normalize new direction
+ direction /= direction.abs( );
+
+ tmpVector = right;
+ right = PMVector::cross( m_sky, direction );
+
+ if( approxZero( right.abs( ) ) )
+ right = tmpVector;
+
+ right /= right.abs( );
+ up = PMVector::cross( direction, right );
+ direction *= directionLen;
+
+ if( handedness > 0.0 )
+ right *= rightLen;
+ else
+ right *= -rightLen;
+ up *= upLen;
+}
+
+QString PMCamera::cameraTypeToString( PMCamera::CameraType t )
+{
+ QString str( "perspective" );
+ switch( t )
+ {
+ case Perspective:
+ break;
+ case Orthographic:
+ str = "orthographic";
+ break;
+ case FishEye:
+ str = "fisheye";
+ break;
+ case UltraWideAngle:
+ str = "ultra_wide_angle";
+ break;
+ case Omnimax:
+ str = "omnimax";
+ break;
+ case Panoramic:
+ str = "panoramic";
+ break;
+ case Cylinder:
+ str = "cylinder";
+ break;
+ }
+ return str;
+}
+
+PMCamera::CameraType PMCamera::stringToCameraType( const QString& str )
+{
+ CameraType t = Perspective;
+
+ if( str == "perspective" )
+ t = Perspective;
+ else if( str == "orthographic" )
+ t = Orthographic;
+ else if( str == "fisheye" )
+ t = FishEye;
+ else if( str == "ultra_wide_angle" )
+ t = UltraWideAngle;
+ else if( str == "omnimax" )
+ t = Omnimax;
+ else if( str == "panoramic" )
+ t = Panoramic;
+ else if( str == "cylinder" )
+ t = Cylinder;
+ else
+ kdDebug( PMArea ) << "Unknown camera type\n";
+
+ return t;
+}
+
+void PMCamera::cleanUp( ) const
+{
+ if( s_pDefaultViewStructure )
+ {
+ delete s_pDefaultViewStructure;
+ s_pDefaultViewStructure = 0;
+ }
+ if( s_pMetaObject )
+ {
+ delete s_pMetaObject;
+ s_pMetaObject = 0;
+ }
+
+ Base::cleanUp( );
+}