361 lines
16 KiB
C++
361 lines
16 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
|
|
/*
|
|
* This file is part of the LibreOffice project.
|
|
*
|
|
* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
|
|
*
|
|
* This file incorporates work covered by the following license notice:
|
|
*
|
|
* Licensed to the Apache Software Foundation (ASF) under one or more
|
|
* contributor license agreements. See the NOTICE file distributed
|
|
* with this work for additional information regarding copyright
|
|
* ownership. The ASF licenses this file to you under the Apache
|
|
* License, Version 2.0 (the "License"); you may not use this file
|
|
* except in compliance with the License. You may obtain a copy of
|
|
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
|
|
*/
|
|
|
|
#include <drawinglayer/primitive3d/sdrlatheprimitive3d.hxx>
|
|
#include <basegfx/matrix/b2dhommatrix.hxx>
|
|
#include <basegfx/polygon/b3dpolygon.hxx>
|
|
#include <primitive3d/sdrdecompositiontools3d.hxx>
|
|
#include <drawinglayer/primitive3d/drawinglayer_primitivetypes3d.hxx>
|
|
#include <drawinglayer/geometry/viewinformation3d.hxx>
|
|
#include <drawinglayer/attribute/sdrfillattribute.hxx>
|
|
#include <drawinglayer/attribute/sdrlineattribute.hxx>
|
|
#include <drawinglayer/attribute/sdrshadowattribute.hxx>
|
|
#include <utility>
|
|
|
|
|
|
using namespace com::sun::star;
|
|
|
|
|
|
namespace drawinglayer::primitive3d
|
|
{
|
|
Primitive3DContainer SdrLathePrimitive3D::create3DDecomposition(const geometry::ViewInformation3D& rViewInformation) const
|
|
{
|
|
Primitive3DContainer aRetval;
|
|
|
|
// get slices
|
|
const Slice3DVector& rSliceVector = getSlices();
|
|
|
|
if(!rSliceVector.empty())
|
|
{
|
|
const bool bBackScale(!basegfx::fTools::equal(getBackScale(), 1.0));
|
|
const bool bClosedRotation(!bBackScale && getHorizontalSegments() && basegfx::fTools::equal(getRotation(), 2 * M_PI));
|
|
sal_uInt32 a;
|
|
|
|
// decide what to create
|
|
const css::drawing::NormalsKind eNormalsKind(getSdr3DObjectAttribute().getNormalsKind());
|
|
const bool bCreateNormals(css::drawing::NormalsKind_SPECIFIC == eNormalsKind);
|
|
const bool bCreateTextureCoordinatesX(css::drawing::TextureProjectionMode_OBJECTSPECIFIC == getSdr3DObjectAttribute().getTextureProjectionX());
|
|
const bool bCreateTextureCoordinatesY(css::drawing::TextureProjectionMode_OBJECTSPECIFIC == getSdr3DObjectAttribute().getTextureProjectionY());
|
|
basegfx::B2DHomMatrix aTexTransform;
|
|
|
|
if(!getSdrLFSAttribute().getFill().isDefault()
|
|
&& (bCreateTextureCoordinatesX || bCreateTextureCoordinatesY))
|
|
{
|
|
aTexTransform.set(0, 0, 0.0);
|
|
aTexTransform.set(0, 1, 1.0);
|
|
aTexTransform.set(1, 0, 1.0);
|
|
aTexTransform.set(1, 1, 0.0);
|
|
|
|
aTexTransform.translate(0.0, -0.5);
|
|
aTexTransform.scale(1.0, -1.0);
|
|
aTexTransform.translate(0.0, 0.5);
|
|
}
|
|
|
|
// create geometry
|
|
std::vector< basegfx::B3DPolyPolygon > aFill;
|
|
extractPlanesFromSlice(aFill, rSliceVector,
|
|
bCreateNormals, getSmoothNormals(), getSmoothLids(), bClosedRotation,
|
|
0.85, 0.6, bCreateTextureCoordinatesX || bCreateTextureCoordinatesY, aTexTransform);
|
|
|
|
// get full range
|
|
const basegfx::B3DRange aRange(getRangeFrom3DGeometry(aFill));
|
|
|
|
// normal creation
|
|
if(!getSdrLFSAttribute().getFill().isDefault())
|
|
{
|
|
if(css::drawing::NormalsKind_SPHERE == eNormalsKind)
|
|
{
|
|
applyNormalsKindSphereTo3DGeometry(aFill, aRange);
|
|
}
|
|
else if(css::drawing::NormalsKind_FLAT == eNormalsKind)
|
|
{
|
|
applyNormalsKindFlatTo3DGeometry(aFill);
|
|
}
|
|
|
|
if(getSdr3DObjectAttribute().getNormalsInvert())
|
|
{
|
|
applyNormalsInvertTo3DGeometry(aFill);
|
|
}
|
|
}
|
|
|
|
// texture coordinates
|
|
if(!getSdrLFSAttribute().getFill().isDefault())
|
|
{
|
|
applyTextureTo3DGeometry(
|
|
getSdr3DObjectAttribute().getTextureProjectionX(),
|
|
getSdr3DObjectAttribute().getTextureProjectionY(),
|
|
aFill,
|
|
aRange,
|
|
getTextureSize());
|
|
}
|
|
|
|
if(!getSdrLFSAttribute().getFill().isDefault())
|
|
{
|
|
// add fill
|
|
aRetval = create3DPolyPolygonFillPrimitives(
|
|
aFill,
|
|
getTransform(),
|
|
getTextureSize(),
|
|
getSdr3DObjectAttribute(),
|
|
getSdrLFSAttribute().getFill(),
|
|
getSdrLFSAttribute().getFillFloatTransGradient());
|
|
}
|
|
else
|
|
{
|
|
// create simplified 3d hit test geometry
|
|
aRetval = createHiddenGeometryPrimitives3D(
|
|
aFill,
|
|
getTransform(),
|
|
getTextureSize(),
|
|
getSdr3DObjectAttribute());
|
|
}
|
|
|
|
// add line
|
|
if(!getSdrLFSAttribute().getLine().isDefault())
|
|
{
|
|
if(getSdr3DObjectAttribute().getReducedLineGeometry())
|
|
{
|
|
// create geometric outlines with reduced line geometry for chart
|
|
const basegfx::B3DPolyPolygon aHorLine(extractHorizontalLinesFromSlice(rSliceVector, bClosedRotation));
|
|
const sal_uInt32 nCount(aHorLine.count());
|
|
basegfx::B3DPolyPolygon aNewLineGeometry;
|
|
|
|
for(a = 1; a < nCount; a++)
|
|
{
|
|
// for each loop pair create the connection edges
|
|
createReducedOutlines(
|
|
rViewInformation,
|
|
getTransform(),
|
|
aHorLine.getB3DPolygon(a - 1),
|
|
aHorLine.getB3DPolygon(a),
|
|
aNewLineGeometry);
|
|
}
|
|
|
|
for(a = 0; a < nCount; a++)
|
|
{
|
|
// filter hor lines for empty loops (those who have their defining point on the Y-Axis)
|
|
basegfx::B3DPolygon aCandidate(aHorLine.getB3DPolygon(a));
|
|
aCandidate.removeDoublePoints();
|
|
|
|
if(aCandidate.count())
|
|
{
|
|
aNewLineGeometry.append(aCandidate);
|
|
}
|
|
}
|
|
|
|
if(aNewLineGeometry.count())
|
|
{
|
|
const Primitive3DContainer aLines(create3DPolyPolygonLinePrimitives(
|
|
aNewLineGeometry, getTransform(), getSdrLFSAttribute().getLine()));
|
|
aRetval.append(aLines);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// extract line geometry from slices
|
|
const basegfx::B3DPolyPolygon aHorLine(extractHorizontalLinesFromSlice(rSliceVector, bClosedRotation));
|
|
const basegfx::B3DPolyPolygon aVerLine(extractVerticalLinesFromSlice(rSliceVector));
|
|
|
|
// add horizontal lines
|
|
const Primitive3DContainer aHorLines(create3DPolyPolygonLinePrimitives(
|
|
aHorLine, getTransform(), getSdrLFSAttribute().getLine()));
|
|
aRetval.append(aHorLines);
|
|
|
|
// add vertical lines
|
|
const Primitive3DContainer aVerLines(create3DPolyPolygonLinePrimitives(
|
|
aVerLine, getTransform(), getSdrLFSAttribute().getLine()));
|
|
aRetval.append(aVerLines);
|
|
}
|
|
}
|
|
|
|
// add shadow
|
|
if(!getSdrLFSAttribute().getShadow().isDefault()
|
|
&& !aRetval.empty())
|
|
{
|
|
const Primitive3DContainer aShadow(createShadowPrimitive3D(
|
|
aRetval, getSdrLFSAttribute().getShadow(), getSdr3DObjectAttribute().getShadow3D()));
|
|
aRetval.append(aShadow);
|
|
}
|
|
}
|
|
|
|
return aRetval;
|
|
}
|
|
|
|
void SdrLathePrimitive3D::impCreateSlices()
|
|
{
|
|
// prepare the polygon. No double points, correct orientations and a correct
|
|
// outmost polygon are needed
|
|
// Also important: subdivide here to ensure equal point count for all slices (!)
|
|
maCorrectedPolyPolygon = basegfx::utils::adaptiveSubdivideByAngle(getPolyPolygon());
|
|
maCorrectedPolyPolygon.removeDoublePoints();
|
|
maCorrectedPolyPolygon = basegfx::utils::correctOrientations(maCorrectedPolyPolygon);
|
|
maCorrectedPolyPolygon = basegfx::utils::correctOutmostPolygon(maCorrectedPolyPolygon);
|
|
|
|
// check edge count of first sub-polygon. If different, reSegment polyPolygon. This ensures
|
|
// that for polyPolygons, the subPolys 1..n only get reSegmented when polygon 0 is different
|
|
// at all (and not always)
|
|
const basegfx::B2DPolygon aSubCandidate(maCorrectedPolyPolygon.getB2DPolygon(0));
|
|
const sal_uInt32 nSubEdgeCount(aSubCandidate.isClosed() ? aSubCandidate.count() : (aSubCandidate.count() ? aSubCandidate.count() - 1 : 0));
|
|
|
|
if(nSubEdgeCount != getVerticalSegments())
|
|
{
|
|
maCorrectedPolyPolygon = basegfx::utils::reSegmentPolyPolygon(maCorrectedPolyPolygon, getVerticalSegments());
|
|
}
|
|
|
|
// prepare slices as geometry
|
|
createLatheSlices(maSlices, maCorrectedPolyPolygon, getBackScale(), getDiagonal(), getRotation(), getHorizontalSegments(), getCharacterMode(), getCloseFront(), getCloseBack());
|
|
}
|
|
|
|
const Slice3DVector& SdrLathePrimitive3D::getSlices() const
|
|
{
|
|
// This can be made dependent of getSdrLFSAttribute().getFill() and getSdrLFSAttribute().getLine()
|
|
// again when no longer geometry is needed for non-visible 3D objects as it is now for chart
|
|
if(getPolyPolygon().count() && maSlices.empty())
|
|
{
|
|
std::unique_lock aGuard( m_aMutex );
|
|
|
|
const_cast< SdrLathePrimitive3D& >(*this).impCreateSlices();
|
|
}
|
|
|
|
return maSlices;
|
|
}
|
|
|
|
SdrLathePrimitive3D::SdrLathePrimitive3D(
|
|
const basegfx::B3DHomMatrix& rTransform,
|
|
const basegfx::B2DVector& rTextureSize,
|
|
const attribute::SdrLineFillShadowAttribute3D& rSdrLFSAttribute,
|
|
const attribute::Sdr3DObjectAttribute& rSdr3DObjectAttribute,
|
|
basegfx::B2DPolyPolygon aPolyPolygon,
|
|
sal_uInt32 nHorizontalSegments,
|
|
sal_uInt32 nVerticalSegments,
|
|
double fDiagonal,
|
|
double fBackScale,
|
|
double fRotation,
|
|
bool bSmoothNormals,
|
|
bool bSmoothLids,
|
|
bool bCharacterMode,
|
|
bool bCloseFront,
|
|
bool bCloseBack)
|
|
: SdrPrimitive3D(rTransform, rTextureSize, rSdrLFSAttribute, rSdr3DObjectAttribute),
|
|
maPolyPolygon(std::move(aPolyPolygon)),
|
|
mnHorizontalSegments(nHorizontalSegments),
|
|
mnVerticalSegments(nVerticalSegments),
|
|
mfDiagonal(fDiagonal),
|
|
mfBackScale(fBackScale),
|
|
mfRotation(fRotation),
|
|
mbSmoothNormals(bSmoothNormals),
|
|
mbSmoothLids(bSmoothLids),
|
|
mbCharacterMode(bCharacterMode),
|
|
mbCloseFront(bCloseFront),
|
|
mbCloseBack(bCloseBack)
|
|
{
|
|
// make sure Rotation is positive
|
|
if(getRotation() <= 0.0)
|
|
{
|
|
mfRotation = 0.0;
|
|
}
|
|
|
|
// make sure the percentage value getDiagonal() is between 0.0 and 1.0
|
|
if(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(0).isClosed())
|
|
{
|
|
mbCloseFront = mbCloseBack = false;
|
|
}
|
|
|
|
// no edge rounding when not closing
|
|
if(!getCloseFront() && !getCloseBack())
|
|
{
|
|
mfDiagonal = 0.0;
|
|
}
|
|
}
|
|
|
|
SdrLathePrimitive3D::~SdrLathePrimitive3D()
|
|
{
|
|
}
|
|
|
|
bool SdrLathePrimitive3D::operator==(const BasePrimitive3D& rPrimitive) const
|
|
{
|
|
if(SdrPrimitive3D::operator==(rPrimitive))
|
|
{
|
|
const SdrLathePrimitive3D& rCompare = static_cast< const SdrLathePrimitive3D& >(rPrimitive);
|
|
|
|
return (getPolyPolygon() == rCompare.getPolyPolygon()
|
|
&& getHorizontalSegments() == rCompare.getHorizontalSegments()
|
|
&& getVerticalSegments() == rCompare.getVerticalSegments()
|
|
&& getDiagonal() == rCompare.getDiagonal()
|
|
&& getBackScale() == rCompare.getBackScale()
|
|
&& getRotation() == rCompare.getRotation()
|
|
&& getSmoothNormals() == rCompare.getSmoothNormals()
|
|
&& getSmoothLids() == rCompare.getSmoothLids()
|
|
&& getCharacterMode() == rCompare.getCharacterMode()
|
|
&& getCloseFront() == rCompare.getCloseFront()
|
|
&& getCloseBack() == rCompare.getCloseBack());
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
basegfx::B3DRange SdrLathePrimitive3D::getB3DRange(const geometry::ViewInformation3D& /*rViewInformation*/) const
|
|
{
|
|
// use default from sdrPrimitive3D which uses transformation expanded by line width/2
|
|
// The parent implementation which uses the ranges of the decomposition would be more
|
|
// correct, 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());
|
|
}
|
|
|
|
Primitive3DContainer SdrLathePrimitive3D::get3DDecomposition(const geometry::ViewInformation3D& rViewInformation) const
|
|
{
|
|
if(getSdr3DObjectAttribute().getReducedLineGeometry())
|
|
{
|
|
if(!mpLastRLGViewInformation ||
|
|
(!getBuffered3DDecomposition().empty()
|
|
&& *mpLastRLGViewInformation != rViewInformation))
|
|
{
|
|
std::unique_lock aGuard( m_aMutex );
|
|
|
|
// conditions of last local decomposition with reduced lines have changed. Remember
|
|
// new one and clear current decompositiopn
|
|
SdrLathePrimitive3D* pThat = const_cast< SdrLathePrimitive3D* >(this);
|
|
pThat->setBuffered3DDecomposition(Primitive3DContainer());
|
|
pThat->mpLastRLGViewInformation = rViewInformation;
|
|
}
|
|
}
|
|
|
|
// no test for buffering needed, call parent
|
|
return SdrPrimitive3D::get3DDecomposition(rViewInformation);
|
|
}
|
|
|
|
// provide unique ID
|
|
ImplPrimitive3DIDBlock(SdrLathePrimitive3D, PRIMITIVE3D_ID_SDRLATHEPRIMITIVE3D)
|
|
|
|
} // end of namespace
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|