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| -rw-r--r-- | drawinglayer/source/primitive3d/sdrdecompositiontools3d.cxx | 324 |
1 files changed, 324 insertions, 0 deletions
diff --git a/drawinglayer/source/primitive3d/sdrdecompositiontools3d.cxx b/drawinglayer/source/primitive3d/sdrdecompositiontools3d.cxx new file mode 100644 index 000000000..ec6bfaf3c --- /dev/null +++ b/drawinglayer/source/primitive3d/sdrdecompositiontools3d.cxx @@ -0,0 +1,324 @@ +/* -*- 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 <primitive3d/sdrdecompositiontools3d.hxx> +#include <drawinglayer/attribute/strokeattribute.hxx> +#include <drawinglayer/primitive3d/baseprimitive3d.hxx> +#include <drawinglayer/primitive3d/polygonprimitive3d.hxx> +#include <basegfx/polygon/b3dpolypolygon.hxx> +#include <drawinglayer/primitive3d/polypolygonprimitive3d.hxx> +#include <drawinglayer/attribute/fillgraphicattribute.hxx> +#include <drawinglayer/attribute/sdrfillgraphicattribute.hxx> +#include <basegfx/polygon/b3dpolypolygontools.hxx> +#include <primitive3d/textureprimitive3d.hxx> +#include <drawinglayer/primitive3d/modifiedcolorprimitive3d.hxx> +#include <primitive3d/hatchtextureprimitive3d.hxx> +#include <primitive3d/shadowprimitive3d.hxx> +#include <basegfx/range/b2drange.hxx> +#include <drawinglayer/attribute/sdrlineattribute.hxx> +#include <drawinglayer/attribute/sdrobjectattribute3d.hxx> +#include <drawinglayer/attribute/sdrfillattribute.hxx> +#include <drawinglayer/attribute/sdrshadowattribute.hxx> +#include <primitive3d/hiddengeometryprimitive3d.hxx> +#include <rtl/ref.hxx> + + +namespace drawinglayer::primitive3d +{ + basegfx::B3DRange getRangeFrom3DGeometry(std::vector< basegfx::B3DPolyPolygon >& rFill) + { + basegfx::B3DRange aRetval; + + for(const basegfx::B3DPolyPolygon & a : rFill) + { + aRetval.expand(basegfx::utils::getRange(a)); + } + + return aRetval; + } + + void applyNormalsKindSphereTo3DGeometry(std::vector< basegfx::B3DPolyPolygon >& rFill, const basegfx::B3DRange& rRange) + { + // create sphere normals + const basegfx::B3DPoint aCenter(rRange.getCenter()); + + for(basegfx::B3DPolyPolygon & a : rFill) + { + a = basegfx::utils::applyDefaultNormalsSphere(a, aCenter); + } + } + + void applyNormalsKindFlatTo3DGeometry(std::vector< basegfx::B3DPolyPolygon >& rFill) + { + for(basegfx::B3DPolyPolygon & a : rFill) + { + a.clearNormals(); + } + } + + void applyNormalsInvertTo3DGeometry(std::vector< basegfx::B3DPolyPolygon >& rFill) + { + // invert normals + for(basegfx::B3DPolyPolygon & a : rFill) + { + a = basegfx::utils::invertNormals(a); + } + } + + void applyTextureTo3DGeometry( + css::drawing::TextureProjectionMode eModeX, + css::drawing::TextureProjectionMode eModeY, + std::vector< basegfx::B3DPolyPolygon >& rFill, + const basegfx::B3DRange& rRange, + const basegfx::B2DVector& rTextureSize) + { + // handle texture coordinates X + const bool bParallelX(css::drawing::TextureProjectionMode_PARALLEL == eModeX); + const bool bSphereX(!bParallelX && (css::drawing::TextureProjectionMode_SPHERE == eModeX)); + + // handle texture coordinates Y + const bool bParallelY(css::drawing::TextureProjectionMode_PARALLEL == eModeY); + const bool bSphereY(!bParallelY && (css::drawing::TextureProjectionMode_SPHERE == eModeY)); + + if(bParallelX || bParallelY) + { + // apply parallel texture coordinates in X and/or Y + for(auto & a: rFill) + { + a = basegfx::utils::applyDefaultTextureCoordinatesParallel(a, rRange, bParallelX, bParallelY); + } + } + + if(bSphereX || bSphereY) + { + // apply spherical texture coordinates in X and/or Y + const basegfx::B3DPoint aCenter(rRange.getCenter()); + + for(auto & a: rFill) + { + a = basegfx::utils::applyDefaultTextureCoordinatesSphere(a, aCenter, bSphereX, bSphereY); + } + } + + // transform texture coordinates to texture size + basegfx::B2DHomMatrix aTexMatrix; + aTexMatrix.scale(rTextureSize.getX(), rTextureSize.getY()); + + for(auto & a: rFill) + { + a.transformTextureCoordinates(aTexMatrix); + } + } + + Primitive3DContainer create3DPolyPolygonLinePrimitives( + const basegfx::B3DPolyPolygon& rUnitPolyPolygon, + const basegfx::B3DHomMatrix& rObjectTransform, + const attribute::SdrLineAttribute& rLine) + { + // prepare fully scaled polyPolygon + basegfx::B3DPolyPolygon aScaledPolyPolygon(rUnitPolyPolygon); + aScaledPolyPolygon.transform(rObjectTransform); + + // create line and stroke attribute + const attribute::LineAttribute aLineAttribute(rLine.getColor(), rLine.getWidth(), rLine.getJoin(), rLine.getCap()); + const attribute::StrokeAttribute aStrokeAttribute(std::vector(rLine.getDotDashArray()), rLine.getFullDotDashLen()); + + // create primitives + Primitive3DContainer aRetval(aScaledPolyPolygon.count()); + + for(sal_uInt32 a(0); a < aScaledPolyPolygon.count(); a++) + { + const Primitive3DReference xRef(new PolygonStrokePrimitive3D(aScaledPolyPolygon.getB3DPolygon(a), aLineAttribute, aStrokeAttribute)); + aRetval[a] = xRef; + } + + if(0.0 != rLine.getTransparence()) + { + // create UnifiedTransparenceTexturePrimitive3D, add created primitives and exchange + const Primitive3DReference xRef(new UnifiedTransparenceTexturePrimitive3D(rLine.getTransparence(), aRetval)); + aRetval = { xRef }; + } + + return aRetval; + } + + Primitive3DContainer create3DPolyPolygonFillPrimitives( + const std::vector< basegfx::B3DPolyPolygon >& r3DPolyPolygonVector, + const basegfx::B3DHomMatrix& rObjectTransform, + const basegfx::B2DVector& rTextureSize, + const attribute::Sdr3DObjectAttribute& aSdr3DObjectAttribute, + const attribute::SdrFillAttribute& rFill, + const attribute::FillGradientAttribute& rFillGradient) + { + Primitive3DContainer aRetval; + + if(!r3DPolyPolygonVector.empty()) + { + // create list of simple fill primitives + aRetval.resize(r3DPolyPolygonVector.size()); + + for(size_t a(0); a < r3DPolyPolygonVector.size(); a++) + { + // get scaled PolyPolygon + basegfx::B3DPolyPolygon aScaledPolyPolygon(r3DPolyPolygonVector[a]); + aScaledPolyPolygon.transform(rObjectTransform); + + if(aScaledPolyPolygon.areNormalsUsed()) + { + aScaledPolyPolygon.transformNormals(rObjectTransform); + } + + const Primitive3DReference xRef(new PolyPolygonMaterialPrimitive3D( + aScaledPolyPolygon, + aSdr3DObjectAttribute.getMaterial(), + aSdr3DObjectAttribute.getDoubleSided())); + aRetval[a] = xRef; + } + + // look for and evtl. build texture sub-group primitive + if(!rFill.getGradient().isDefault() + || !rFill.getHatch().isDefault() + || !rFill.getFillGraphic().isDefault()) + { + bool bModulate(css::drawing::TextureMode_MODULATE == aSdr3DObjectAttribute.getTextureMode()); + bool bFilter(aSdr3DObjectAttribute.getTextureFilter()); + rtl::Reference<BasePrimitive3D> pNewTexturePrimitive3D; + + if(!rFill.getGradient().isDefault()) + { + // create gradientTexture3D with sublist, add to local aRetval + pNewTexturePrimitive3D = new GradientTexturePrimitive3D( + rFill.getGradient(), + aRetval, + rTextureSize, + bModulate, + bFilter); + } + else if(!rFill.getHatch().isDefault()) + { + // create hatchTexture3D with sublist, add to local aRetval + pNewTexturePrimitive3D = new HatchTexturePrimitive3D( + rFill.getHatch(), + aRetval, + rTextureSize, + bModulate, + bFilter); + } + else // if(!rFill.getFillGraphic().isDefault()) + { + // create bitmapTexture3D with sublist, add to local aRetval + const basegfx::B2DRange aTexRange(0.0, 0.0, rTextureSize.getX(), rTextureSize.getY()); + + pNewTexturePrimitive3D = new BitmapTexturePrimitive3D( + rFill.getFillGraphic().createFillGraphicAttribute(aTexRange), + aRetval, + rTextureSize, + bModulate, + bFilter); + } + + // exchange aRetval content with texture group + const Primitive3DReference xRef(pNewTexturePrimitive3D); + aRetval = { xRef }; + + if(css::drawing::TextureKind2_LUMINANCE == aSdr3DObjectAttribute.getTextureKind()) + { + // use modified color primitive to force textures to gray + const basegfx::BColorModifierSharedPtr aBColorModifier = + std::make_shared<basegfx::BColorModifier_gray>(); + const Primitive3DReference xRef2( + new ModifiedColorPrimitive3D( + aRetval, + aBColorModifier)); + + aRetval = { xRef2 }; + } + } + + if(0.0 != rFill.getTransparence()) + { + // create UnifiedTransparenceTexturePrimitive3D with sublist and exchange + const Primitive3DReference xRef(new UnifiedTransparenceTexturePrimitive3D(rFill.getTransparence(), aRetval)); + aRetval = { xRef }; + } + else if(!rFillGradient.isDefault()) + { + // create TransparenceTexturePrimitive3D with sublist and exchange + const Primitive3DReference xRef(new TransparenceTexturePrimitive3D(rFillGradient, aRetval, rTextureSize)); + aRetval = { xRef }; + } + } + + return aRetval; + } + + Primitive3DContainer createShadowPrimitive3D( + const Primitive3DContainer& rSource, + const attribute::SdrShadowAttribute& rShadow, + bool bShadow3D) + { + // create Shadow primitives. Uses already created primitives + if(!rSource.empty() && !basegfx::fTools::moreOrEqual(rShadow.getTransparence(), 1.0)) + { + // prepare new list for shadow geometry + basegfx::B2DHomMatrix aShadowOffset; + aShadowOffset.set(0, 2, rShadow.getOffset().getX()); + aShadowOffset.set(1, 2, rShadow.getOffset().getY()); + + // create shadow primitive and add primitives + const Primitive3DReference xRef(new ShadowPrimitive3D(aShadowOffset, rShadow.getColor(), rShadow.getTransparence(), bShadow3D, rSource)); + return { xRef }; + } + else + { + return Primitive3DContainer(); + } + } + + Primitive3DContainer createHiddenGeometryPrimitives3D( + const std::vector< basegfx::B3DPolyPolygon >& r3DPolyPolygonVector, + const basegfx::B3DHomMatrix& rObjectTransform, + const basegfx::B2DVector& rTextureSize, + const attribute::Sdr3DObjectAttribute& aSdr3DObjectAttribute) + { + // create hidden sub-geometry which can be used for HitTest + // and BoundRect calculations, but will not be visualized + const attribute::SdrFillAttribute aSimplifiedFillAttribute( + 0.0, + basegfx::BColor(), + attribute::FillGradientAttribute(), + attribute::FillHatchAttribute(), + attribute::SdrFillGraphicAttribute()); + + const Primitive3DReference aHidden( + new HiddenGeometryPrimitive3D( + create3DPolyPolygonFillPrimitives( + r3DPolyPolygonVector, + rObjectTransform, + rTextureSize, + aSdr3DObjectAttribute, + aSimplifiedFillAttribute, + attribute::FillGradientAttribute()))); + + return { aHidden }; + } + +} // end of namespace + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |