diff options
Diffstat (limited to 'basegfx/source/vector')
-rw-r--r-- | basegfx/source/vector/b2dvector.cxx | 219 | ||||
-rw-r--r-- | basegfx/source/vector/b2ivector.cxx | 159 | ||||
-rw-r--r-- | basegfx/source/vector/b3dvector.cxx | 115 | ||||
-rw-r--r-- | basegfx/source/vector/b3ivector.cxx | 51 | ||||
-rw-r--r-- | basegfx/source/vector/makefile.mk | 50 |
5 files changed, 594 insertions, 0 deletions
diff --git a/basegfx/source/vector/b2dvector.cxx b/basegfx/source/vector/b2dvector.cxx new file mode 100644 index 000000000000..bb08b104eff8 --- /dev/null +++ b/basegfx/source/vector/b2dvector.cxx @@ -0,0 +1,219 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org 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 version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_basegfx.hxx" +#include <basegfx/vector/b2dvector.hxx> +#include <basegfx/matrix/b2dhommatrix.hxx> +#include <basegfx/numeric/ftools.hxx> + +namespace basegfx +{ + B2DVector& B2DVector::normalize() + { + double fLen(scalar(*this)); + + if(fTools::equalZero(fLen)) + { + mfX = 0.0; + mfY = 0.0; + } + else + { + const double fOne(1.0); + + if(!fTools::equal(fOne, fLen)) + { + fLen = sqrt(fLen); + + if(!fTools::equalZero(fLen)) + { + mfX /= fLen; + mfY /= fLen; + } + } + } + + return *this; + } + + B2DVector& B2DVector::operator=( const B2DTuple& rVec ) + { + mfX = rVec.getX(); + mfY = rVec.getY(); + return *this; + } + + + double B2DVector::getLength() const + { + if(fTools::equalZero(mfX)) + { + return fabs(mfY); + } + else if(fTools::equalZero(mfY)) + { + return fabs(mfX); + } + + return hypot( mfX, mfY ); + } + + double B2DVector::scalar( const B2DVector& rVec ) const + { + return((mfX * rVec.mfX) + (mfY * rVec.mfY)); + } + + double B2DVector::cross( const B2DVector& rVec ) const + { + return(mfX * rVec.getY() - mfY * rVec.getX()); + } + + double B2DVector::angle( const B2DVector& rVec ) const + { + return atan2(mfX * rVec.getY() - mfY * rVec.getX(), + mfX * rVec.getX() + mfY * rVec.getY()); + } + + const B2DVector& B2DVector::getEmptyVector() + { + return (const B2DVector&) B2DTuple::getEmptyTuple(); + } + + B2DVector& B2DVector::operator*=( const B2DHomMatrix& rMat ) + { + const double fTempX( rMat.get(0,0)*mfX + + rMat.get(0,1)*mfY ); + const double fTempY( rMat.get(1,0)*mfX + + rMat.get(1,1)*mfY ); + mfX = fTempX; + mfY = fTempY; + + return *this; + } + + B2DVector& B2DVector::setLength(double fLen) + { + double fLenNow(scalar(*this)); + + if(!fTools::equalZero(fLenNow)) + { + const double fOne(10.0); + + if(!fTools::equal(fOne, fLenNow)) + { + fLen /= sqrt(fLenNow); + } + + mfX *= fLen; + mfY *= fLen; + } + + return *this; + } + + bool B2DVector::isNormalized() const + { + const double fOne(1.0); + const double fScalar(scalar(*this)); + + return fTools::equal(fOne, fScalar); + } + + bool areParallel( const B2DVector& rVecA, const B2DVector& rVecB ) + { + const double fValA(rVecA.getX() * rVecB.getY()); + const double fValB(rVecA.getY() * rVecB.getX()); + + return fTools::equal(fValA, fValB); + } + + B2VectorOrientation getOrientation( const B2DVector& rVecA, const B2DVector& rVecB ) + { + double fVal(rVecA.getX() * rVecB.getY() - rVecA.getY() * rVecB.getX()); + + if(fTools::equalZero(fVal)) + { + return ORIENTATION_NEUTRAL; + } + + if(fVal > 0.0) + { + return ORIENTATION_POSITIVE; + } + else + { + return ORIENTATION_NEGATIVE; + } + } + + B2DVector getPerpendicular( const B2DVector& rNormalizedVec ) + { + B2DVector aPerpendicular(-rNormalizedVec.getY(), rNormalizedVec.getX()); + return aPerpendicular; + } + + B2DVector getNormalizedPerpendicular( const B2DVector& rVec ) + { + B2DVector aPerpendicular(rVec); + aPerpendicular.normalize(); + const double aTemp(-aPerpendicular.getY()); + aPerpendicular.setY(aPerpendicular.getX()); + aPerpendicular.setX(aTemp); + return aPerpendicular; + } + + B2DVector operator*( const B2DHomMatrix& rMat, const B2DVector& rVec ) + { + B2DVector aRes( rVec ); + return aRes*=rMat; + } + + B2VectorContinuity getContinuity(const B2DVector& rBackVector, const B2DVector& rForwardVector ) + { + if(rBackVector.equalZero() || rForwardVector.equalZero()) + { + return CONTINUITY_NONE; + } + + if(fTools::equal(rBackVector.getX(), -rForwardVector.getX()) && fTools::equal(rBackVector.getY(), -rForwardVector.getY())) + { + // same direction and same length -> C2 + return CONTINUITY_C2; + } + + if(areParallel(rBackVector, rForwardVector) && rBackVector.scalar(rForwardVector) < 0.0) + { + // parallel and opposite direction -> C1 + return CONTINUITY_C1; + } + + return CONTINUITY_NONE; + } +} // end of namespace basegfx + +// eof diff --git a/basegfx/source/vector/b2ivector.cxx b/basegfx/source/vector/b2ivector.cxx new file mode 100644 index 000000000000..026a600c0c94 --- /dev/null +++ b/basegfx/source/vector/b2ivector.cxx @@ -0,0 +1,159 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org 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 version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_basegfx.hxx" +#include <basegfx/vector/b2ivector.hxx> +#include <basegfx/matrix/b2dhommatrix.hxx> +#include <basegfx/numeric/ftools.hxx> + +namespace basegfx +{ + B2IVector& B2IVector::operator=( const ::basegfx::B2ITuple& rVec ) + { + mnX = rVec.getX(); + mnY = rVec.getY(); + return *this; + } + + + double B2IVector::getLength() const + { + return hypot( mnX, mnY ); + } + + double B2IVector::scalar( const B2IVector& rVec ) const + { + return((mnX * rVec.mnX) + (mnY * rVec.mnY)); + } + + double B2IVector::cross( const B2IVector& rVec ) const + { + return(mnX * rVec.getY() - mnY * rVec.getX()); + } + + double B2IVector::angle( const B2IVector& rVec ) const + { + return atan2(double( mnX * rVec.getY() - mnY * rVec.getX()), + double( mnX * rVec.getX() + mnY * rVec.getY())); + } + + const B2IVector& B2IVector::getEmptyVector() + { + return (const B2IVector&) ::basegfx::B2ITuple::getEmptyTuple(); + } + + B2IVector& B2IVector::operator*=( const B2DHomMatrix& rMat ) + { + mnX = fround( rMat.get(0,0)*mnX + + rMat.get(0,1)*mnY ); + mnY = fround( rMat.get(1,0)*mnX + + rMat.get(1,1)*mnY ); + + return *this; + } + + B2IVector& B2IVector::setLength(double fLen) + { + double fLenNow(scalar(*this)); + + if(!::basegfx::fTools::equalZero(fLenNow)) + { + const double fOne(10.0); + + if(!::basegfx::fTools::equal(fOne, fLenNow)) + { + fLen /= sqrt(fLenNow); + } + + mnX = fround( mnX*fLen ); + mnY = fround( mnY*fLen ); + } + + return *this; + } + + bool areParallel( const B2IVector& rVecA, const B2IVector& rVecB ) + { + double fVal(rVecA.getX() * rVecB.getY() - rVecA.getY() * rVecB.getX()); + return ::basegfx::fTools::equalZero(fVal); + } + + B2VectorOrientation getOrientation( const B2IVector& rVecA, const B2IVector& rVecB ) + { + double fVal(rVecA.getX() * rVecB.getY() - rVecA.getY() * rVecB.getX()); + + if(fVal > 0.0) + { + return ORIENTATION_POSITIVE; + } + + if(fVal < 0.0) + { + return ORIENTATION_NEGATIVE; + } + + return ORIENTATION_NEUTRAL; + } + + B2IVector getPerpendicular( const B2IVector& rNormalizedVec ) + { + B2IVector aPerpendicular(-rNormalizedVec.getY(), rNormalizedVec.getX()); + return aPerpendicular; + } + + B2IVector operator*( const B2DHomMatrix& rMat, const B2IVector& rVec ) + { + B2IVector aRes( rVec ); + return aRes*=rMat; + } + + B2VectorContinuity getContinuity(const B2IVector& rBackVector, const B2IVector& rForwardVector ) + { + B2VectorContinuity eRetval(CONTINUITY_NONE); + + if(!rBackVector.equalZero() && !rForwardVector.equalZero()) + { + const B2IVector aInverseForwardVector(-rForwardVector.getX(), -rForwardVector.getY()); + + if(rBackVector == aInverseForwardVector) + { + // same direction and same length -> C2 + eRetval = CONTINUITY_C2; + } + else if(areParallel(rBackVector, aInverseForwardVector)) + { + // same direction -> C1 + eRetval = CONTINUITY_C1; + } + } + + return eRetval; + } +} // end of namespace basegfx + +// eof diff --git a/basegfx/source/vector/b3dvector.cxx b/basegfx/source/vector/b3dvector.cxx new file mode 100644 index 000000000000..74e4eb07eb33 --- /dev/null +++ b/basegfx/source/vector/b3dvector.cxx @@ -0,0 +1,115 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org 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 version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_basegfx.hxx" +#include <basegfx/vector/b3dvector.hxx> +#include <basegfx/matrix/b3dhommatrix.hxx> + +////////////////////////////////////////////////////////////////////////////// + +namespace basegfx +{ + B3DVector& B3DVector::normalize() + { + double fLen(scalar(*this)); + + if(!::basegfx::fTools::equalZero(fLen)) + { + const double fOne(1.0); + + if(!::basegfx::fTools::equal(fOne, fLen)) + { + fLen = sqrt(fLen); + + if(!::basegfx::fTools::equalZero(fLen)) + { + mfX /= fLen; + mfY /= fLen; + mfZ /= fLen; + } + } + } + + return *this; + } + + B3DVector B3DVector::getPerpendicular(const B3DVector& rNormalizedVec) const + { + B3DVector aNew(*this); + aNew = cross(aNew, rNormalizedVec); + aNew.normalize(); + return aNew; + } + + B3DVector B3DVector::getProjectionOnPlane(const B3DVector& rNormalizedPlane) const + { + B3DVector aNew(*this); + aNew = cross(aNew, rNormalizedPlane); + aNew = cross(aNew, rNormalizedPlane); + + aNew.mfX = mfX - aNew.mfX; + aNew.mfY = mfY - aNew.mfY; + aNew.mfZ = mfZ - aNew.mfZ; + + return aNew; + } + + B3DVector& B3DVector::operator*=( const ::basegfx::B3DHomMatrix& rMat ) + { + const double fTempX( rMat.get(0,0)*mfX + rMat.get(0,1)*mfY + rMat.get(0,2)*mfZ ); + const double fTempY( rMat.get(1,0)*mfX + rMat.get(1,1)*mfY + rMat.get(1,2)*mfZ ); + const double fTempZ( rMat.get(2,0)*mfX + rMat.get(2,1)*mfY + rMat.get(2,2)*mfZ ); + mfX = fTempX; + mfY = fTempY; + mfZ = fTempZ; + + return *this; + } + + B3DVector operator*( const ::basegfx::B3DHomMatrix& rMat, const B3DVector& rVec ) + { + B3DVector aRes( rVec ); + return aRes*=rMat; + } + + bool areParallel( const B3DVector& rVecA, const B3DVector& rVecB ) + { + // i think fastest is to compare relations, need no square or division + if(!fTools::equal(rVecA.getX() * rVecB.getY(), rVecA.getY() * rVecB.getX())) + return false; + + if(!fTools::equal(rVecA.getX() * rVecB.getZ(), rVecA.getZ() * rVecB.getX())) + return false; + + return (fTools::equal(rVecA.getY() * rVecB.getZ(), rVecA.getZ() * rVecB.getY())); + } + +} // end of namespace basegfx + +////////////////////////////////////////////////////////////////////////////// +// eof diff --git a/basegfx/source/vector/b3ivector.cxx b/basegfx/source/vector/b3ivector.cxx new file mode 100644 index 000000000000..a11871ef1b19 --- /dev/null +++ b/basegfx/source/vector/b3ivector.cxx @@ -0,0 +1,51 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org 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 version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_basegfx.hxx" +#include <basegfx/vector/b3ivector.hxx> +#include <basegfx/matrix/b3dhommatrix.hxx> + +namespace basegfx +{ + B3IVector& B3IVector::operator*=( const B3DHomMatrix& rMat ) + { + mnX = fround( rMat.get(0,0)*mnX + rMat.get(0,1)*mnY + rMat.get(0,2)*mnZ ); + mnY = fround( rMat.get(1,0)*mnX + rMat.get(1,1)*mnY + rMat.get(1,2)*mnZ ); + mnZ = fround( rMat.get(2,0)*mnX + rMat.get(2,1)*mnY + rMat.get(2,2)*mnZ ); + + return *this; + } + + B3IVector operator*( const B3DHomMatrix& rMat, const B3IVector& rVec ) + { + B3IVector aRes( rVec ); + return aRes*=rMat; + } +} // end of namespace basegfx + +// eof diff --git a/basegfx/source/vector/makefile.mk b/basegfx/source/vector/makefile.mk new file mode 100644 index 000000000000..defc7a31dd51 --- /dev/null +++ b/basegfx/source/vector/makefile.mk @@ -0,0 +1,50 @@ +#************************************************************************* +# +# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. +# +# Copyright 2000, 2010 Oracle and/or its affiliates. +# +# OpenOffice.org - a multi-platform office productivity suite +# +# This file is part of OpenOffice.org. +# +# OpenOffice.org is free software: you can redistribute it and/or modify +# it under the terms of the GNU Lesser General Public License version 3 +# only, as published by the Free Software Foundation. +# +# OpenOffice.org 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 version 3 for more details +# (a copy is included in the LICENSE file that accompanied this code). +# +# You should have received a copy of the GNU Lesser General Public License +# version 3 along with OpenOffice.org. If not, see +# <http://www.openoffice.org/license.html> +# for a copy of the LGPLv3 License. +# +#************************************************************************* + +PRJ=..$/.. +PRJNAME=basegfx +TARGET=vector + +#UNOUCRRDB=$(SOLARBINDIR)$/applicat.rdb +#ENABLE_EXCEPTIONS=FALSE +#USE_DEFFILE=TRUE + +# --- Settings ---------------------------------- + +.INCLUDE : settings.mk + +# --- Files ------------------------------------- + +SLOFILES= \ + $(SLO)$/b2dvector.obj \ + $(SLO)$/b3dvector.obj \ + $(SLO)$/b2ivector.obj \ + $(SLO)$/b3ivector.obj + +# --- Targets ---------------------------------- + +.INCLUDE : target.mk |