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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
commited5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch)
tree7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /drawinglayer/source/primitive3d/sdrlatheprimitive3d.cxx
parentInitial commit. (diff)
downloadlibreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.tar.xz
libreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.zip
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drawinglayer/source/primitive3d/sdrlatheprimitive3d.cxx')
-rw-r--r--drawinglayer/source/primitive3d/sdrlatheprimitive3d.cxx360
1 files changed, 360 insertions, 0 deletions
diff --git a/drawinglayer/source/primitive3d/sdrlatheprimitive3d.cxx b/drawinglayer/source/primitive3d/sdrlatheprimitive3d.cxx
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+++ b/drawinglayer/source/primitive3d/sdrlatheprimitive3d.cxx
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+/* -*- 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>
+
+
+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())
+ {
+ ::osl::MutexGuard 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,
+ const basegfx::B2DPolyPolygon& rPolyPolygon,
+ 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(rPolyPolygon),
+ 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(basegfx::fTools::lessOrEqual(getRotation(), 0.0))
+ {
+ mfRotation = 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(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))
+ {
+ ::osl::MutexGuard 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: */