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/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: sdrextrudeprimitive3d.cxx,v $
*
* $Revision: 1.9 $
*
* last change: $Author: aw $ $Date: 2008-03-13 08:22:02 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library 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 Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_drawinglayer.hxx"
#ifndef INCLUDED_DRAWINGLAYER_PRIMITIVE3D_SDREXTRUDEPRIMITIVE3D_HXX
#include <drawinglayer/primitive3d/sdrextrudeprimitive3d.hxx>
#endif
#ifndef _BGFX_MATRIX_B2DHOMMATRIX_HXX
#include <basegfx/matrix/b2dhommatrix.hxx>
#endif
#ifndef _BGFX_POLYGON_B2DPOLYGONTOOLS_HXX
#include <basegfx/polygon/b2dpolygontools.hxx>
#endif
#ifndef _BGFX_POLYPOLYGON_B3DPOLYGONTOOLS_HXX
#include <basegfx/polygon/b3dpolypolygontools.hxx>
#endif
#ifndef INCLUDED_DRAWINGLAYER_PRIMITIVE3D_SDRDECOMPOSITIONTOOLS3D_HXX
#include <drawinglayer/primitive3d/sdrdecompositiontools3d.hxx>
#endif
#ifndef _BGFX_TOOLS_CANVASTOOLS_HXX
#include <basegfx/tools/canvastools.hxx>
#endif
#ifndef INCLUDED_DRAWINGLAYER_PRIMITIVE3D_PRIMITIVETYPES3D_HXX
#include <drawinglayer/primitive3d/drawinglayer_primitivetypes3d.hxx>
#endif
//////////////////////////////////////////////////////////////////////////////
using namespace com::sun::star;
//////////////////////////////////////////////////////////////////////////////
namespace drawinglayer
{
namespace primitive3d
{
Primitive3DSequence SdrExtrudePrimitive3D::createLocalDecomposition(double /*fTime*/) const
{
Primitive3DSequence aRetval;
// get slices
const Slice3DVector& rSliceVector = getSlices();
if(rSliceVector.size())
{
// add fill
if(getSdrLFSAttribute().getFill())
{
sal_uInt32 a;
basegfx::B3DRange aRange;
// decide what to create
const bool bCreateNormals(::com::sun::star::drawing::NormalsKind_SPECIFIC == getSdr3DObjectAttribute().getNormalsKind());
const bool bCreateTextureCoordiantesX(::com::sun::star::drawing::TextureProjectionMode_OBJECTSPECIFIC == getSdr3DObjectAttribute().getTextureProjectionX());
const bool bCreateTextureCoordiantesY(::com::sun::star::drawing::TextureProjectionMode_OBJECTSPECIFIC == getSdr3DObjectAttribute().getTextureProjectionY());
double fRelativeTextureWidth(1.0);
basegfx::B2DHomMatrix aTexTransform;
if(bCreateTextureCoordiantesX || bCreateTextureCoordiantesY)
{
const basegfx::B2DPolygon aFirstPolygon(maCorrectedPolyPolygon.getB2DPolygon(0L));
const double fFrontLength(basegfx::tools::getLength(aFirstPolygon));
const double fFrontArea(basegfx::tools::getArea(aFirstPolygon));
const double fSqrtFrontArea(sqrt(fFrontArea));
fRelativeTextureWidth = basegfx::fTools::equalZero(fSqrtFrontArea) ? 1.0 : fFrontLength / fSqrtFrontArea;
fRelativeTextureWidth = (double)((sal_uInt32)(fRelativeTextureWidth - 0.5));
if(fRelativeTextureWidth < 1.0)
{
fRelativeTextureWidth = 1.0;
}
aTexTransform.translate(-0.5, -0.5);
aTexTransform.scale(-1.0, -1.0);
aTexTransform.translate(0.5, 0.5);
aTexTransform.scale(fRelativeTextureWidth, 1.0);
}
// create geometry
::std::vector< basegfx::B3DPolyPolygon > aFill;
extractPlanesFromSlice(aFill, rSliceVector,
bCreateNormals, getSmoothHorizontalNormals(), getSmoothNormals(), getSmoothLids(), false,
0.5, 0.6, bCreateTextureCoordiantesX || bCreateTextureCoordiantesY, aTexTransform);
// get full range
for(a = 0L; a < aFill.size(); a++)
{
aRange.expand(basegfx::tools::getRange(aFill[a]));
}
// normal creation
{
if(::com::sun::star::drawing::NormalsKind_SPHERE == getSdr3DObjectAttribute().getNormalsKind())
{
// create sphere normals
const basegfx::B3DPoint aCenter(aRange.getCenter());
for(a = 0L; a < aFill.size(); a++)
{
aFill[a] = basegfx::tools::applyDefaultNormalsSphere(aFill[a], aCenter);
}
}
else if(::com::sun::star::drawing::NormalsKind_FLAT == getSdr3DObjectAttribute().getNormalsKind())
{
for(a = 0L; a < aFill.size(); a++)
{
aFill[a].clearNormals();
}
}
if(getSdr3DObjectAttribute().getNormalsInvert())
{
// invert normals
for(a = 0L; a < aFill.size(); a++)
{
aFill[a] = basegfx::tools::invertNormals(aFill[a]);
}
}
}
// texture coordinates
{
// handle texture coordinates X
const bool bParallelX(::com::sun::star::drawing::TextureProjectionMode_PARALLEL == getSdr3DObjectAttribute().getTextureProjectionX());
const bool bSphereX(!bParallelX && (::com::sun::star::drawing::TextureProjectionMode_SPHERE == getSdr3DObjectAttribute().getTextureProjectionX()));
// handle texture coordinates Y
const bool bParallelY(::com::sun::star::drawing::TextureProjectionMode_PARALLEL == getSdr3DObjectAttribute().getTextureProjectionY());
const bool bSphereY(!bParallelY && (::com::sun::star::drawing::TextureProjectionMode_SPHERE == getSdr3DObjectAttribute().getTextureProjectionY()));
if(bParallelX || bParallelY)
{
// apply parallel texture coordinates in X and/or Y
for(a = 0L; a < aFill.size(); a++)
{
aFill[a] = basegfx::tools::applyDefaultTextureCoordinatesParallel(aFill[a], aRange, bParallelX, bParallelY);
}
}
if(bSphereX || bSphereY)
{
// apply spherical texture coordinates in X and/or Y
const basegfx::B3DPoint aCenter(aRange.getCenter());
for(a = 0L; a < aFill.size(); a++)
{
aFill[a] = basegfx::tools::applyDefaultTextureCoordinatesSphere(aFill[a], aCenter, bSphereX, bSphereY);
}
}
// transform texture coordinates to texture size
basegfx::B2DHomMatrix aTexMatrix;
aTexMatrix.scale(getTextureSize().getX(), getTextureSize().getY());
for(a = 0L; a < aFill.size(); a++)
{
aFill[a].transformTextureCoordiantes(aTexMatrix);
}
}
// create single PolyPolygonFill primitives
aRetval = create3DPolyPolygonFillPrimitives(
aFill, getTransform(), getTextureSize(),
getSdr3DObjectAttribute(), *getSdrLFSAttribute().getFill(),
getSdrLFSAttribute().getFillFloatTransGradient());
}
// add line
if(getSdrLFSAttribute().getLine())
{
basegfx::B3DPolyPolygon aLine;
extractLinesFromSlice(aLine, rSliceVector, false, getSdr3DObjectAttribute().getReducedLineGeometry());
const Primitive3DSequence aLines(create3DPolyPolygonLinePrimitives(aLine, getTransform(), *getSdrLFSAttribute().getLine()));
appendPrimitive3DSequenceToPrimitive3DSequence(aRetval, aLines);
}
// add shadow
if(getSdrLFSAttribute().getShadow() && aRetval.hasElements())
{
const Primitive3DSequence aShadow(createShadowPrimitive3D(aRetval, *getSdrLFSAttribute().getShadow(), getSdr3DObjectAttribute().getShadow3D()));
appendPrimitive3DSequenceToPrimitive3DSequence(aRetval, aShadow);
}
}
return aRetval;
}
void SdrExtrudePrimitive3D::impCreateSlices()
{
// prepare the polygon
maCorrectedPolyPolygon = getPolyPolygon();
maCorrectedPolyPolygon.removeDoublePoints();
maCorrectedPolyPolygon = basegfx::tools::correctOrientations(maCorrectedPolyPolygon);
maCorrectedPolyPolygon = basegfx::tools::correctOutmostPolygon(maCorrectedPolyPolygon);
// prepare slices as geometry
createExtrudeSlices(maSlices, maCorrectedPolyPolygon, getBackScale(), getDiagonal(), getDepth(), getCharacterMode(), getCloseFront(), getCloseBack());
}
const Slice3DVector& SdrExtrudePrimitive3D::getSlices() const
{
if(getPolyPolygon().count() && !maSlices.size() && (getSdrLFSAttribute().getFill() || getSdrLFSAttribute().getLine()))
{
::osl::Mutex m_mutex;
const_cast< SdrExtrudePrimitive3D& >(*this).impCreateSlices();
}
return maSlices;
}
SdrExtrudePrimitive3D::SdrExtrudePrimitive3D(
const basegfx::B3DHomMatrix& rTransform,
const basegfx::B2DVector& rTextureSize,
const attribute::SdrLineFillShadowAttribute& rSdrLFSAttribute,
const attribute::Sdr3DObjectAttribute& rSdr3DObjectAttribute,
const basegfx::B2DPolyPolygon& rPolyPolygon,
double fDepth,
double fDiagonal,
double fBackScale,
bool bSmoothNormals,
bool bSmoothHorizontalNormals,
bool bSmoothLids,
bool bCharacterMode,
bool bCloseFront,
bool bCloseBack)
: SdrPrimitive3D(rTransform, rTextureSize, rSdrLFSAttribute, rSdr3DObjectAttribute),
maPolyPolygon(rPolyPolygon),
mfDepth(fDepth),
mfDiagonal(fDiagonal),
mfBackScale(fBackScale),
mbSmoothNormals(bSmoothNormals),
mbSmoothHorizontalNormals(bSmoothHorizontalNormals),
mbSmoothLids(bSmoothLids),
mbCharacterMode(bCharacterMode),
mbCloseFront(bCloseFront),
mbCloseBack(bCloseBack)
{
// make sure depth is positive
if(basegfx::fTools::lessOrEqual(getDepth(), 0.0))
{
mfDepth = 0.0;
}
// make sure the percentage value getDiagonal() is between 0.0 and 1.0
if(basegfx::fTools::lessOrEqual(getDiagonal(), 0.0))
{
mfDiagonal = 0.0;
}
else if(basegfx::fTools::moreOrEqual(getDiagonal(), 1.0))
{
mfDiagonal = 1.0;
}
// no close front/back when polygon is not closed
if(getPolyPolygon().count() && !getPolyPolygon().getB2DPolygon(0L).isClosed())
{
mbCloseFront = mbCloseBack = false;
}
// no edge rounding when not closing
if(!getCloseFront() && !getCloseBack())
{
mfDiagonal = 0.0;
}
}
bool SdrExtrudePrimitive3D::operator==(const BasePrimitive3D& rPrimitive) const
{
if(SdrPrimitive3D::operator==(rPrimitive))
{
const SdrExtrudePrimitive3D& rCompare = static_cast< const SdrExtrudePrimitive3D& >(rPrimitive);
return (getPolyPolygon() == rCompare.getPolyPolygon()
&& getDepth() == rCompare.getDepth()
&& getDiagonal() == rCompare.getDiagonal()
&& getBackScale() == rCompare.getBackScale()
&& getSmoothNormals() == rCompare.getSmoothNormals()
&& getSmoothHorizontalNormals() == rCompare.getSmoothHorizontalNormals()
&& getSmoothLids() == rCompare.getSmoothLids()
&& getCharacterMode() == rCompare.getCharacterMode()
&& getCloseFront() == rCompare.getCloseFront()
&& getCloseBack() == rCompare.getCloseBack());
}
return false;
}
basegfx::B3DRange SdrExtrudePrimitive3D::getB3DRange(double /*fTime*/) const
{
// use defaut from sdrPrimitive3D which uses transformation expanded by line width/2
// The parent implementation which uses the ranges of the decomposition would be more
// corrcet, but for historical reasons it is necessary to do the old method: To get
// the range of the non-transformed geometry and transform it then. This leads to different
// ranges where the new method is more correct, but the need to keep the old behaviour
// has priority here.
return get3DRangeFromSlices(getSlices());
}
// provide unique ID
ImplPrimitrive3DIDBlock(SdrExtrudePrimitive3D, PRIMITIVE3D_ID_SDREXTRUDEPRIMITIVE3D)
} // end of namespace primitive3d
} // end of namespace drawinglayer
//////////////////////////////////////////////////////////////////////////////
// eof
|
