hugin_math.h File Reference

misc math function & classes used by other parts of the program More...

#include <hugin_shared.h>
#include <cmath>
#include <math.h>
#include <iostream>
#include <vigra/diff2d.hxx>

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Namespaces
namespace	hugin_utils
Classes
struct	hugin_utils::TDiff2D< T >
Defines
#define	M_PI   3.14159265358979323846
#define	PI   3.14159265358979323846
#define	DEG_TO_RAD(x)   ( (x) * 2.0 * PI / 360.0 )
#define	RAD_TO_DEG(x)   ( (x) * 360.0 / ( 2.0 * PI ) )
Typedefs
typedef TDiff2D< double >	FDiff2D
Functions
double	log2 (double x)
double	round (double x)
float	roundf (float x)
int	ceili (double x)
int	floori (double x)
template<class T>
int	roundi (T x)
int	isnan (double x)
template<class T>
T	simpleClipPoint (const T &point, const T &min, const T &max)
	clip a point to fit int [min, max] does not do a mathematical clipping, just sets p.x and p.y to the borders if they are outside.
template<class T>
T	sqr (T t)
template<class T>
double	norm (T t)
template<class InputIterator1, class InputIterator2>
double	euclid_dist (InputIterator1 first1, InputIterator1 last1, InputIterator2 first2)
	calculate squared Euclidean distance between two vectors.
template<class InputIterator1, class InputIterator2, class T>
T	sqr_dist (InputIterator1 first1, InputIterator1 last1, InputIterator2 first2, T res)
	calculate squared Euclidean distance between two vectors.
template<class POINT>
vigra::Rect2D	calcCircleROIFromPoints (const POINT &p1, const POINT &p2)
	calculate the bounding box of a circle that goes through both points.
template<class T>
std::ostream &	operator<< (std::ostream &o, const hugin_utils::TDiff2D< T > &d)
hugin_utils::FDiff2D	operator/ (const hugin_utils::FDiff2D &lhs, double val)
vigra::Diff2D	operator * (const vigra::Diff2D &d, double scale)
vigra::Rect2D	operator * (const vigra::Rect2D &r, double scale)
	uses floor for left and top and ceil for right and bottom -> extend image when rounding..

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Detailed Description

misc math function & classes used by other parts of the program

Author:

Pablo d'Angelo <pablo.dangelo@web.de>

$Id$

This 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.

This software is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.

You should have received a copy of the GNU General Public License along with this software; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

Definition in file hugin_math.h.

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Define Documentation

#define DEG_TO_RAD (  x   )     ( (x) * 2.0 * PI / 360.0 )

Definition at line 44 of file hugin_math.h. Referenced by HuginLines::_getVerticalLines(), HuginBase::StraightenPanorama::calcStraighteningRotation(), HuginLines::FilterLines(), DragTool::getTranslationShift(), HuginBase::Nona::SpaceTransform::Init(), HuginBase::Nona::SpaceTransform::InitInv(), PlaneOverviewToolHelper::MouseMoved(), PanosphereOverviewToolHelper::MouseMoved(), PlaneOverviewCameraTool::MouseMoveEvent(), PreviewPanel::mousePressLMBEvent(), PreviewPanel::mousePressRMBEvent(), DragTool::ParamStore::Move(), MainFrame::OnFineTuneAll(), CPEditorPanel::PointFineTune(), HuginBase::RotatePanorama::rotatePano(), HuginBase::RotatePanorama::RotatePanorama(), and DragTool::SetRotationMatrix().

#define M_PI   3.14159265358979323846

Definition at line 37 of file hugin_math.h.

#define PI   3.14159265358979323846

Definition at line 41 of file hugin_math.h.

#define RAD_TO_DEG (  x   )     ( (x) * 360.0 / ( 2.0 * PI ) )

Definition at line 45 of file hugin_math.h. Referenced by PreviewPanel::mousePressLMBEvent(), PreviewPanel::mousePressRMBEvent(), DragTool::ParamStore::Move(), vigra_ext::PointFineTuneRotSearch(), and HuginBase::RotatePanorama::rotatePano().

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Typedef Documentation

typedef TDiff2D<double> hugin_utils::FDiff2D

Definition at line 183 of file hugin_math.h. Referenced by AddGeometricControlPoint(), HuginBase::MaskPolygon::addPoint(), HuginBase::angle_between(), HuginBase::Photometric::InvResponseTransform< VTIn, VTOut >::apply(), HuginBase::Photometric::ResponseTransform< VTIn >::apply(), ApplyLensDBParameters(), vigra_ext::applyMask(), PreviewColorPickerTool::CalcCorrection(), HuginBase::CalculateFOV::calcFOV(), PT::Panorama::calcFOV(), HuginBase::CalculateOptimalScale::calcOptimalPanoScale(), HuginBase::Photometric::ResponseTransform< VTIn >::calcVigFactor(), DisplayedControlPoint::CheckSelection(), vigra_ext::circularCrop(), HuginBase::clip_getIntersection(), HuginBase::clip_getIntersectionCircle(), HuginBase::clip_insideCircle(), HuginBase::clip_isSide(), HuginBase::clip_onPlane(), HuginBase::MaskPolygon::clipPolygon(), MeshManager::MeshInfo::Coord3D::Coord3D(), CPEvent::CPEvent(), CPEditorPanel::CreateNewPoint(), TextureManager::TextureInfo::DefineLevels(), GreatCircleArc::LineSegment::doGL(), GreatCircleArc::LineSegment::doGLcross(), DisplayedControlPoint::Draw(), MaskImageCtrl::DrawCrop(), DisplayedControlPoint::DrawLine(), DisplayedControlPoint::DrawLineSegment(), OverviewOutlinesTool::DrawRect(), CPImageCtrl::DrawSelectionRectangle(), DisplayedControlPoint::DrawTextMag(), CPEditorPanel::estimateAndAddOtherPoint(), HuginBase::estimateImageAlpha(), CPEditorPanel::EstimatePoint(), vigra_ext::extractRandomPoints(), HuginBase::MaskPolygon::FindPointNearPos(), MaskImageCtrl::FindPolygon(), CPEditorPanel::FineTuneNewPoint(), CPEditorPanel::FineTuneSelectedPoint(), HuginBase::CalculateFitPanorama::fitPano(), HuginBase::generateArc(), CPImageCtrl::generateMagBitmap(), PreviewMeshManager::GetCoord3D(), PlaneOverviewMeshManager::GetCoord3D(), PanosphereOverviewMeshManager::GetCoord3D(), MeshManager::PreviewMeshInfo::GetCoord3D(), MeshManager::PlaneOverviewMeshInfo::GetCoord3D(), MeshManager::PanosphereOverviewMeshInfo::GetCoord3D(), HuginBase::getCPinMasks(), HuginBase::LensDB::LensDB::GetCrop(), PreviewLayoutLinesTool::LineDetails::getDistance(), HuginLines::GetFootpoint(), ToolHelper::GetMousePanoPosition(), ToolHelper::GetMouseScreenPosition(), CPImageCtrl::getNewPoint(), CPEvent::getPoint(), DisplayedControlPoint::GetPos(), HuginBase::CalculateFOV::getResultFOV(), HuginBase::MaskPolygon::getTotalWindingNumber(), HuginBase::PanoramaOptions::getVFOV(), HuginBase::MaskPolygon::getWindingNumber(), GreatCircleArc::GreatCircleArc(), HuginBase::Nona::SpaceTransform::InitRadialCorrect(), HuginBase::MaskPolygon::insertPoint(), CPImageCtrl::invScale(), MaskImageCtrl::invtransform(), HuginBase::MaskPolygon::isInside(), CPImageCtrl::isOccupied(), DisplayedControlPoint::isOccupiedPos(), CPEditorPanel::LocalFineTunePoint(), main(), PanosphereOverviewCameraTool::MouseButtonEvent(), DragTool::MouseButtonEvent(), PanosphereOverviewCameraTool::MouseMoveEvent(), DragTool::MouseMoveEvent(), CPImageCtrl::mouseMoveEvent(), CPImageCtrl::mousePressLMBEvent(), CPImageCtrl::mousePressRMBEvent(), CPImageCtrl::mouseReleaseLMBEvent(), CPImageCtrl::mouseReleaseRMBEvent(), HuginBase::MaskPolygon::movePointBy(), HuginBase::MaskPolygon::movePointTo(), CPEditorPanel::NewPointChange(), CPEditorPanel::OnCPEvent(), MaskImageCtrl::OnDraw(), CPImageCtrl::OnDraw(), CPImageCtrl::OnKey(), MaskImageCtrl::OnLeftMouseDblClick(), MaskImageCtrl::OnLeftMouseDown(), MaskImageCtrl::OnLeftMouseUp(), HFOVDialog::OnLoadLensParameters(), CPImageCtrl::OnMouseLeave(), MaskImageCtrl::OnMouseMove(), MaskImageCtrl::OnRightMouseDown(), MaskImageCtrl::OnRightMouseUp(), ImageVariableDialog::OnShowDistortionGraph(), ImageVariableDialog::OnShowResponseGraph(), ImageVariableDialog::OnShowVignettingGraph(), HuginBase::Photometric::InvResponseTransform< VTIn, VTOut >::operator()(), HuginBase::Photometric::ResponseTransform< VTIn >::operator()(), vigra_ext::PassThroughFunctor< T >::operator()(), hugin_utils::TRANSFORM::InvRotERect::operator()(), hugin_utils::TRANSFORM::Translate::operator()(), hugin_utils::TRANSFORM::RotERect::operator()(), hugin_utils::TRANSFORM::ImgToCart::operator()(), hugin_utils::TRANSFORM::CartToImg::operator()(), hugin_utils::TRANSFORM::RectToERect::operator()(), hugin_utils::TRANSFORM::ERectToRect::operator()(), operator/(), PosMap::operator[](), HuginBase::MaskPolygon::parsePolygonString(), CPEditorPanel::PointFineTune(), vigra_ext::PointFineTuneRotSearch(), vigra_ext::PointPairT< VALUE >::PointPairT(), vigra_ext::radialVigCorrection(), HuginBase::Nona::RemappedPanoImage< RemapImage, AlphaImage >::remapImage(), resetValues(), HuginBase::MaskPolygon::rotate90(), hugin_utils::TRANSFORM::rotatePoint(), vigra_ext::RotateTransform::RotateTransform(), CPImageCtrl::roundP(), HuginBase::AllPointSampler::sampleAllPanoPoints(), HuginBase::RandomPointSampler::sampleRandomPanoPoints(), HuginBase::LensDB::LensDB::SaveCrop(), SaveLensParameters(), OptimData::SaveToImgs(), CPImageCtrl::scale(), MaskImageCtrl::SelectPointsInsideMouseRect(), MaskImageCtrl::setCrop(), MaskEditorPanel::setImage(), CPImageCtrl::setNewPoint(), HuginBase::PTOVariableConverterFDiff2D< code_x1, code_y1, code_x2, code_y2 >::setValueFromVariable(), HuginBase::PanoramaOptions::setVFOV(), DisplayedControlPoint::ShiftControlPoint(), CPImageCtrl::showPosition(), CPImageCtrl::showSearchArea(), HuginBase::SmartOptimise::smartOptimize(), sortByDistance(), GreatCircleArc::LineSegment::squareDistance(), GreatCircleArc::squareDistance(), DisplayedControlPoint::StartLineControlPoint(), HuginBase::MaskPolygon::subSample(), HuginBase::PTools::Transform::transform(), HuginBase::Nona::SpaceTransform::transform(), MaskImageCtrl::transform(), vigra_ext::transformImageAlphaIntern(), vigra_ext::transformImageIntern(), HuginBase::Nona::SpaceTransform::transformImgCoord(), HuginBase::PTools::Transform::transformImgCoord(), HuginBase::MaskPolygon::transformPolygon(), DisplayedControlPoint::UpdateControlPoint(), MaskImageCtrl::UpdateCrop(), ImagesTreeCtrl::UpdateGroupText(), and ImagesTreeCtrl::UpdateImageText().

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Function Documentation

template<class POINT> vigra::Rect2D calcCircleROIFromPoints (  const POINT &  p1, const POINT &  p2 )

calculate the bounding box of a circle that goes through both points. the center of the circle is halfway between the two points Definition at line 250 of file hugin_math.h. References hugin_utils::roundi(), hugin_utils::TDiff2D< T >::x, and hugin_utils::TDiff2D< T >::y.

int ceili (  double  x  )  [inline]

Definition at line 84 of file hugin_math.h. Referenced by HuginBase::estimateImageAlpha().

template<class InputIterator1, class InputIterator2> double euclid_dist (  InputIterator1  first1, InputIterator1  last1, InputIterator2  first2 )

calculate squared Euclidean distance between two vectors. Definition at line 216 of file hugin_math.h.

int floori (  double  x  )  [inline]

Definition at line 89 of file hugin_math.h. Referenced by HuginBase::CalculateCPStatisticsRadial::calcCtrlPntsRadiStats(), and HuginBase::estimateImageAlpha().

int isnan (  double  x  )  [inline]

Definition at line 104 of file hugin_math.h. Referenced by vigra_ext::subpixelMaxima().

double log2 (  double  x  )  [inline]

Definition at line 51 of file hugin_math.h. References vigra_ext::log(). Referenced by HuginBase::CalculateOptimalROI::autocrop(), TextureManager::CheckUpdate(), and TextureManager::GetMaxTextureSizePower().

template<class T> double norm (  T  t  )

Definition at line 208 of file hugin_math.h. Referenced by HuginBase::CalculateOptimalScale::calcOptimalPanoScale(), vigra::cannyEdgeImageFromGradWithThinning(), HuginBase::MaskPolygon::FindPointNearPos(), vigra::internalCannyFindEdgels3x3(), HuginBase::AllPointSampler::sampleAllPanoPoints(), HuginBase::RandomPointSampler::sampleRandomPanoPoints(), and HuginBase::MaskPolygon::subSample().

vigra::Rect2D operator * (  const vigra::Rect2D &  r, double  scale )  [inline]

uses floor for left and top and ceil for right and bottom -> extend image when rounding.. Definition at line 300 of file hugin_math.h.

vigra::Diff2D operator * (  const vigra::Diff2D &  d, double  scale )  [inline]

Definition at line 283 of file hugin_math.h.

hugin_utils::FDiff2D operator/ (  const hugin_utils::FDiff2D &  lhs, double  val )  [inline]

Definition at line 277 of file hugin_math.h. References hugin_utils::FDiff2D, hugin_utils::TDiff2D< T >::x, and hugin_utils::TDiff2D< T >::y.

template<class T> std::ostream& operator<< (  std::ostream &  o, const hugin_utils::TDiff2D< T > &  d )  [inline]

Definition at line 272 of file hugin_math.h. References hugin_utils::TDiff2D< T >::x, and hugin_utils::TDiff2D< T >::y.

double hugin_utils::round (  double  x  )  [inline]

Definition at line 72 of file hugin_math.h. Referenced by HessianDetector::_slidingWDetect(), Descriptor::createDescriptors(), APImage::open(), and PreviewPanel::updatePreview().

float hugin_utils::roundf (  float  x  )  [inline]

Definition at line 79 of file hugin_math.h.

template<class T> int roundi (  T  x  )  [inline]

Definition at line 97 of file hugin_math.h. Referenced by vigra_ext::ApplyGammaFunctor< vigra::UInt16, vigra::UInt8 >::ApplyGammaFunctor(), hugin_utils::calcCircleROIFromPoints(), PT::Panorama::calcOptimalWidth(), correctImage(), CPEvent::CPEvent(), HuginBase::AssistantMakefilelibExport::createItems(), RunStitchPanel::DetectProject(), MaskEditorPanel::DisplayCrop(), PanoPanel::DoCalcFOV(), DisplayedControlPoint::Draw(), DisplayedControlPoint::DrawLine(), DisplayedControlPoint::DrawLineSegment(), PreviewPanel::DrawOutline(), LensCalImageCtrl::DrawView(), CPEditorPanel::FineTuneSelectedPoint(), HuginBase::CalculateOptimalScale::getResultOptimalWidth(), loadPoints(), loadPointsC(), main(), CPImageCtrl::mouseMoveEvent(), CPEditorPanel::OnCPEvent(), CPImageCtrl::OnDraw(), MainFrame::OnFineTuneAll(), PreviewFrame::OnFitPano(), GLPreviewFrame::OnFitPano(), LensCalImageCtrl::OnMouseEvent(), PreviewFrame::panoramaChanged(), GLPreviewFrame::panoramaChanged(), print_result(), LensCalImageCtrl::Resize(), MainFrame::RunAssistant(), HuginBase::PointSampler::sampleAndExtractPoints(), HuginBase::PanoramaOptions::setWidth(), CPImageCtrl::showPosition(), hugin_utils::TDiff2D< double >::toDiff2D(), MaskImageCtrl::UpdateCrop(), and AppBase::StreamProgressDisplay::updateProgressDisplay().

template<class T> T simpleClipPoint (  const T &  point, const T &  min, const T &  max )

clip a point to fit int [min, max] does not do a mathematical clipping, just sets p.x and p.y to the borders if they are outside. Definition at line 191 of file hugin_math.h. References hugin_utils::TDiff2D< T >::x, and hugin_utils::TDiff2D< T >::y. Referenced by vigra_ext::PointFineTune(), and PointFineTune2().

template<class T> T sqr (  T  t  )

Definition at line 202 of file hugin_math.h. Referenced by HuginBase::MaskPolygon::FindPointNearPos(), HuginLines::GetFootpoint(), MaskImageCtrl::OnLeftMouseUp(), MaskImageCtrl::OnRightMouseUp(), vigra_ext::optimizeVignettingQuotient(), HuginBase::AllPointSampler::sampleAllPanoPoints(), HuginBase::RandomPointSampler::sampleRandomPanoPoints(), VertexCoordRemapper::SetLengthAndAngle(), and MaskImageCtrl::UpdateCrop().

template<class InputIterator1, class InputIterator2, class T> T sqr_dist (  InputIterator1  first1, InputIterator1  last1, InputIterator2  first2, T  res )

calculate squared Euclidean distance between two vectors. Definition at line 233 of file hugin_math.h.

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