Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 360 insertions, 0 deletions

diff --git a/drawinglayer/source/primitive3d/sdrlatheprimitive3d.cxx b/drawinglayer/source/primitive3d/sdrlatheprimitive3d.cxx
new file mode 100644
index 000000000..2115ebc3a
--- /dev/null
+++ b/drawinglayer/source/primitive3d/sdrlatheprimitive3d.cxx
@@ -0,0 +1,360 @@
+/* -*- 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: */