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Diffstat (limited to 'drawinglayer/source/processor3d/defaultprocessor3d.cxx')
| -rw-r--r-- | drawinglayer/source/processor3d/defaultprocessor3d.cxx | 566 |
1 files changed, 566 insertions, 0 deletions
diff --git a/drawinglayer/source/processor3d/defaultprocessor3d.cxx b/drawinglayer/source/processor3d/defaultprocessor3d.cxx new file mode 100644 index 000000000000..13d50a63878b --- /dev/null +++ b/drawinglayer/source/processor3d/defaultprocessor3d.cxx @@ -0,0 +1,566 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org 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 version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_drawinglayer.hxx" + +#include <drawinglayer/processor3d/defaultprocessor3d.hxx> +#include <drawinglayer/primitive3d/textureprimitive3d.hxx> +#include <drawinglayer/texture/texture.hxx> +#include <drawinglayer/texture/texture3d.hxx> +#include <drawinglayer/primitive3d/hatchtextureprimitive3d.hxx> +#include <drawinglayer/primitive3d/modifiedcolorprimitive3d.hxx> +#include <drawinglayer/primitive3d/polygonprimitive3d.hxx> +#include <basegfx/polygon/b3dpolygontools.hxx> +#include <drawinglayer/attribute/materialattribute3d.hxx> +#include <drawinglayer/primitive3d/polypolygonprimitive3d.hxx> +#include <basegfx/polygon/b3dpolypolygontools.hxx> +#include <com/sun/star/drawing/ShadeMode.hpp> +#include <drawinglayer/primitive3d/transformprimitive3d.hxx> +#include <drawinglayer/primitive3d/drawinglayer_primitivetypes3d.hxx> +#include <vcl/bitmapex.hxx> +#include <drawinglayer/attribute/sdrsceneattribute3d.hxx> +#include <drawinglayer/attribute/sdrlightingattribute3d.hxx> + +////////////////////////////////////////////////////////////////////////////// + +using namespace com::sun::star; + +////////////////////////////////////////////////////////////////////////////// + +namespace drawinglayer +{ + namespace processor3d + { + void DefaultProcessor3D::impRenderGradientTexturePrimitive3D(const primitive3d::GradientTexturePrimitive3D& rPrimitive, bool bTransparence) + { + const primitive3d::Primitive3DSequence& rSubSequence = rPrimitive.getChildren(); + + if(rSubSequence.hasElements()) + { + // rescue values + const bool bOldModulate(getModulate()); mbModulate = rPrimitive.getModulate(); + const bool bOldFilter(getFilter()); mbFilter = rPrimitive.getFilter(); + const bool bOldSimpleTextureActive(getSimpleTextureActive()); + boost::shared_ptr< texture::GeoTexSvx > pOldTex = (bTransparence) ? mpTransparenceGeoTexSvx : mpGeoTexSvx; + + // create texture + const attribute::FillGradientAttribute& rFillGradient = rPrimitive.getGradient(); + const basegfx::B2DRange aOutlineRange(0.0, 0.0, rPrimitive.getTextureSize().getX(), rPrimitive.getTextureSize().getY()); + const attribute::GradientStyle aGradientStyle(rFillGradient.getStyle()); + sal_uInt32 nSteps(rFillGradient.getSteps()); + const basegfx::BColor aStart(rFillGradient.getStartColor()); + const basegfx::BColor aEnd(rFillGradient.getEndColor()); + const sal_uInt32 nMaxSteps(sal_uInt32((aStart.getMaximumDistance(aEnd) * 127.5) + 0.5)); + boost::shared_ptr< texture::GeoTexSvx > pNewTex; + + if(nMaxSteps) + { + // there IS a color distance + if(nSteps == 0L) + { + nSteps = nMaxSteps; + } + + if(nSteps < 2L) + { + nSteps = 2L; + } + + if(nSteps > nMaxSteps) + { + nSteps = nMaxSteps; + } + + switch(aGradientStyle) + { + case attribute::GRADIENTSTYLE_LINEAR: + { + pNewTex.reset(new texture::GeoTexSvxGradientLinear(aOutlineRange, aStart, aEnd, nSteps, rFillGradient.getBorder(), rFillGradient.getAngle())); + break; + } + case attribute::GRADIENTSTYLE_AXIAL: + { + pNewTex.reset(new texture::GeoTexSvxGradientAxial(aOutlineRange, aStart, aEnd, nSteps, rFillGradient.getBorder(), rFillGradient.getAngle())); + break; + } + case attribute::GRADIENTSTYLE_RADIAL: + { + pNewTex.reset(new texture::GeoTexSvxGradientRadial(aOutlineRange, aStart, aEnd, nSteps, rFillGradient.getBorder(), rFillGradient.getOffsetX(), rFillGradient.getOffsetY())); + break; + } + case attribute::GRADIENTSTYLE_ELLIPTICAL: + { + pNewTex.reset(new texture::GeoTexSvxGradientElliptical(aOutlineRange, aStart, aEnd, nSteps, rFillGradient.getBorder(), rFillGradient.getOffsetX(), rFillGradient.getOffsetY(), rFillGradient.getAngle())); + break; + } + case attribute::GRADIENTSTYLE_SQUARE: + { + pNewTex.reset(new texture::GeoTexSvxGradientSquare(aOutlineRange, aStart, aEnd, nSteps, rFillGradient.getBorder(), rFillGradient.getOffsetX(), rFillGradient.getOffsetY(), rFillGradient.getAngle())); + break; + } + case attribute::GRADIENTSTYLE_RECT: + { + pNewTex.reset(new texture::GeoTexSvxGradientRect(aOutlineRange, aStart, aEnd, nSteps, rFillGradient.getBorder(), rFillGradient.getOffsetX(), rFillGradient.getOffsetY(), rFillGradient.getAngle())); + break; + } + } + + mbSimpleTextureActive = false; + } + else + { + // no color distance -> same color, use simple texture + pNewTex.reset(new texture::GeoTexSvxMono(aStart, 1.0 - aStart.luminance())); + mbSimpleTextureActive = true; + } + + // set created texture + if(bTransparence) + { + mpTransparenceGeoTexSvx = pNewTex; + } + else + { + mpGeoTexSvx = pNewTex; + } + + // process sub-list + process(rSubSequence); + + // restore values + mbModulate = bOldModulate; + mbFilter = bOldFilter; + mbSimpleTextureActive = bOldSimpleTextureActive; + + if(bTransparence) + { + mpTransparenceGeoTexSvx = pOldTex; + } + else + { + mpGeoTexSvx = pOldTex; + } + } + } + + void DefaultProcessor3D::impRenderHatchTexturePrimitive3D(const primitive3d::HatchTexturePrimitive3D& rPrimitive) + { + const primitive3d::Primitive3DSequence& rSubSequence = rPrimitive.getChildren(); + + if(rSubSequence.hasElements()) + { + // rescue values + const bool bOldModulate(getModulate()); mbModulate = rPrimitive.getModulate(); + const bool bOldFilter(getFilter()); mbFilter = rPrimitive.getFilter(); + boost::shared_ptr< texture::GeoTexSvx > pOldTex = mpGeoTexSvx; + + // calculate logic pixel size in object coordinates. Create transformation view + // to object by inverting ObjectToView + basegfx::B3DHomMatrix aInvObjectToView(getViewInformation3D().getObjectToView()); + aInvObjectToView.invert(); + + // back-project discrete coordinates to object coordinates and extract + // maximum distance + const basegfx::B3DPoint aZero(aInvObjectToView * basegfx::B3DPoint(0.0, 0.0, 0.0)); + const basegfx::B3DPoint aOne(aInvObjectToView * basegfx::B3DPoint(1.0, 1.0, 1.0)); + const basegfx::B3DVector aLogicPixel(aOne - aZero); + double fLogicPixelSizeWorld(::std::max(::std::max(fabs(aLogicPixel.getX()), fabs(aLogicPixel.getY())), fabs(aLogicPixel.getZ()))); + + // calculate logic pixel size in texture coordinates + const double fLogicTexSizeX(fLogicPixelSizeWorld / rPrimitive.getTextureSize().getX()); + const double fLogicTexSizeY(fLogicPixelSizeWorld / rPrimitive.getTextureSize().getY()); + const double fLogicTexSize(fLogicTexSizeX > fLogicTexSizeY ? fLogicTexSizeX : fLogicTexSizeY); + + // create texture and set + mpGeoTexSvx.reset(new texture::GeoTexSvxMultiHatch(rPrimitive, fLogicTexSize)); + + // process sub-list + process(rSubSequence); + + // restore values + mbModulate = bOldModulate; + mbFilter = bOldFilter; + mpGeoTexSvx = pOldTex; + } + } + + void DefaultProcessor3D::impRenderBitmapTexturePrimitive3D(const primitive3d::BitmapTexturePrimitive3D& rPrimitive) + { + const primitive3d::Primitive3DSequence& rSubSequence = rPrimitive.getChildren(); + + if(rSubSequence.hasElements()) + { + // rescue values + const bool bOldModulate(getModulate()); mbModulate = rPrimitive.getModulate(); + const bool bOldFilter(getFilter()); mbFilter = rPrimitive.getFilter(); + boost::shared_ptr< texture::GeoTexSvx > pOldTex = mpGeoTexSvx; + + // create texture + const attribute::FillBitmapAttribute& rFillBitmapAttribute = rPrimitive.getFillBitmapAttribute(); + + if(rFillBitmapAttribute.getTiling()) + { + mpGeoTexSvx.reset(new texture::GeoTexSvxBitmapTiled( + rFillBitmapAttribute.getBitmapEx().GetBitmap(), + rFillBitmapAttribute.getTopLeft() * rPrimitive.getTextureSize(), + rFillBitmapAttribute.getSize() * rPrimitive.getTextureSize())); + } + else + { + mpGeoTexSvx.reset(new texture::GeoTexSvxBitmap( + rFillBitmapAttribute.getBitmapEx().GetBitmap(), + rFillBitmapAttribute.getTopLeft() * rPrimitive.getTextureSize(), + rFillBitmapAttribute.getSize() * rPrimitive.getTextureSize())); + } + + // process sub-list + process(rSubSequence); + + // restore values + mbModulate = bOldModulate; + mbFilter = bOldFilter; + mpGeoTexSvx = pOldTex; + } + } + + void DefaultProcessor3D::impRenderModifiedColorPrimitive3D(const primitive3d::ModifiedColorPrimitive3D& rModifiedCandidate) + { + const primitive3d::Primitive3DSequence& rSubSequence = rModifiedCandidate.getChildren(); + + if(rSubSequence.hasElements()) + { + // put modifier on stack + maBColorModifierStack.push(rModifiedCandidate.getColorModifier()); + + // process sub-list + process(rModifiedCandidate.getChildren()); + + // remove modifier from stack + maBColorModifierStack.pop(); + } + } + + void DefaultProcessor3D::impRenderPolygonHairlinePrimitive3D(const primitive3d::PolygonHairlinePrimitive3D& rPrimitive) + { + basegfx::B3DPolygon aHairline(rPrimitive.getB3DPolygon()); + + if(aHairline.count()) + { + // hairlines need no extra data, clear it + aHairline.clearTextureCoordinates(); + aHairline.clearNormals(); + aHairline.clearBColors(); + + // transform to device coordinates (-1.0 .. 1.0) and check for visibility + aHairline.transform(getViewInformation3D().getObjectToView()); + const basegfx::B3DRange a3DRange(basegfx::tools::getRange(aHairline)); + const basegfx::B2DRange a2DRange(a3DRange.getMinX(), a3DRange.getMinY(), a3DRange.getMaxX(), a3DRange.getMaxY()); + + if(a2DRange.overlaps(maRasterRange)) + { + const attribute::MaterialAttribute3D aMaterial(maBColorModifierStack.getModifiedColor(rPrimitive.getBColor())); + + rasterconvertB3DPolygon(aMaterial, aHairline); + } + } + } + + void DefaultProcessor3D::impRenderPolyPolygonMaterialPrimitive3D(const primitive3d::PolyPolygonMaterialPrimitive3D& rPrimitive) + { + basegfx::B3DPolyPolygon aFill(rPrimitive.getB3DPolyPolygon()); + basegfx::BColor aObjectColor(rPrimitive.getMaterial().getColor()); + bool bPaintIt(aFill.count()); + + // #i98295# get ShadeMode. Correct early when only flat is possible due to missing normals + const ::com::sun::star::drawing::ShadeMode aShadeMode( + aFill.areNormalsUsed() ? + getSdrSceneAttribute().getShadeMode() : ::com::sun::star::drawing::ShadeMode_FLAT); + + if(bPaintIt) + { + // get rid of texture coordinates if there is no texture + if(aFill.areTextureCoordinatesUsed() && !getGeoTexSvx().get() && !getTransparenceGeoTexSvx().get()) + { + aFill.clearTextureCoordinates(); + } + + // #i98295# get rid of normals and color early when not needed + if(::com::sun::star::drawing::ShadeMode_FLAT == aShadeMode) + { + aFill.clearNormals(); + aFill.clearBColors(); + } + + // transform to device coordinates (-1.0 .. 1.0) and check for visibility + aFill.transform(getViewInformation3D().getObjectToView()); + const basegfx::B3DRange a3DRange(basegfx::tools::getRange(aFill)); + const basegfx::B2DRange a2DRange(a3DRange.getMinX(), a3DRange.getMinY(), a3DRange.getMaxX(), a3DRange.getMaxY()); + + bPaintIt = a2DRange.overlaps(maRasterRange); + } + + // check if it shall be painted regarding hiding of normals (backface culling) + if(bPaintIt && !rPrimitive.getDoubleSided()) + { + // get plane normal of polygon in view coordinates (with ZBuffer values), + // left-handed coordinate system + const basegfx::B3DVector aPlaneNormal(aFill.getB3DPolygon(0L).getNormal()); + + if(aPlaneNormal.getZ() > 0.0) + { + bPaintIt = false; + } + } + + if(bPaintIt) + { + // prepare ObjectToEye in NormalTransform + basegfx::B3DHomMatrix aNormalTransform(getViewInformation3D().getOrientation() * getViewInformation3D().getObjectTransformation()); + + if(getSdrSceneAttribute().getTwoSidedLighting()) + { + // get plane normal of polygon in view coordinates (with ZBuffer values), + // left-handed coordinate system + const basegfx::B3DVector aPlaneNormal(aFill.getB3DPolygon(0L).getNormal()); + + if(aPlaneNormal.getZ() > 0.0) + { + // mirror normals + aNormalTransform.scale(-1.0, -1.0, -1.0); + } + } + + switch(aShadeMode) + { + case ::com::sun::star::drawing::ShadeMode_PHONG: + { + // phong shading. Transform normals to eye coor + aFill.transformNormals(aNormalTransform); + break; + } + case ::com::sun::star::drawing::ShadeMode_SMOOTH: + { + // gouraud shading. Transform normals to eye coor + aFill.transformNormals(aNormalTransform); + + // prepare color model parameters, evtl. use blend color + const basegfx::BColor aColor(getModulate() ? basegfx::BColor(1.0, 1.0, 1.0) : rPrimitive.getMaterial().getColor()); + const basegfx::BColor& rSpecular(rPrimitive.getMaterial().getSpecular()); + const basegfx::BColor& rEmission(rPrimitive.getMaterial().getEmission()); + const sal_uInt16 nSpecularIntensity(rPrimitive.getMaterial().getSpecularIntensity()); + + // solve color model for each normal vector, set colors at points. Clear normals. + for(sal_uInt32 a(0L); a < aFill.count(); a++) + { + basegfx::B3DPolygon aPartFill(aFill.getB3DPolygon(a)); + + for(sal_uInt32 b(0L); b < aPartFill.count(); b++) + { + // solve color model. Transform normal to eye coor + const basegfx::B3DVector aNormal(aPartFill.getNormal(b)); + const basegfx::BColor aSolvedColor(getSdrLightingAttribute().solveColorModel(aNormal, aColor, rSpecular, rEmission, nSpecularIntensity)); + aPartFill.setBColor(b, aSolvedColor); + } + + // clear normals on this part polygon and write it back + aPartFill.clearNormals(); + aFill.setB3DPolygon(a, aPartFill); + } + break; + } + case ::com::sun::star::drawing::ShadeMode_FLAT: + { + // flat shading. Get plane vector in eye coordinates + const basegfx::B3DVector aPlaneEyeNormal(aNormalTransform * rPrimitive.getB3DPolyPolygon().getB3DPolygon(0L).getNormal()); + + // prepare color model parameters, evtl. use blend color + const basegfx::BColor aColor(getModulate() ? basegfx::BColor(1.0, 1.0, 1.0) : rPrimitive.getMaterial().getColor()); + const basegfx::BColor& rSpecular(rPrimitive.getMaterial().getSpecular()); + const basegfx::BColor& rEmission(rPrimitive.getMaterial().getEmission()); + const sal_uInt16 nSpecularIntensity(rPrimitive.getMaterial().getSpecularIntensity()); + + // solve color model for plane vector and use that color for whole plane + aObjectColor = getSdrLightingAttribute().solveColorModel(aPlaneEyeNormal, aColor, rSpecular, rEmission, nSpecularIntensity); + break; + } + default: // case ::com::sun::star::drawing::ShadeMode_DRAFT: + { + // draft, just use object color which is already set. Delete all other infos + aFill.clearNormals(); + aFill.clearBColors(); + break; + } + } + + // draw it to ZBuffer + const attribute::MaterialAttribute3D aMaterial( + maBColorModifierStack.getModifiedColor(aObjectColor), + rPrimitive.getMaterial().getSpecular(), + rPrimitive.getMaterial().getEmission(), + rPrimitive.getMaterial().getSpecularIntensity()); + + rasterconvertB3DPolyPolygon(aMaterial, aFill); + } + } + + void DefaultProcessor3D::impRenderTransformPrimitive3D(const primitive3d::TransformPrimitive3D& rTransformCandidate) + { + // transform group. Remember current transformations + const geometry::ViewInformation3D aLastViewInformation3D(getViewInformation3D()); + + // create new transformation; add new object transform from right side + const geometry::ViewInformation3D aNewViewInformation3D( + aLastViewInformation3D.getObjectTransformation() * rTransformCandidate.getTransformation(), + aLastViewInformation3D.getOrientation(), + aLastViewInformation3D.getProjection(), + aLastViewInformation3D.getDeviceToView(), + aLastViewInformation3D.getViewTime(), + aLastViewInformation3D.getExtendedInformationSequence()); + updateViewInformation(aNewViewInformation3D); + + // let break down recursively + process(rTransformCandidate.getChildren()); + + // restore transformations + updateViewInformation(aLastViewInformation3D); + } + + void DefaultProcessor3D::processBasePrimitive3D(const primitive3d::BasePrimitive3D& rBasePrimitive) + { + // it is a BasePrimitive3D implementation, use getPrimitive3DID() call for switch + switch(rBasePrimitive.getPrimitive3DID()) + { + case PRIMITIVE3D_ID_GRADIENTTEXTUREPRIMITIVE3D : + { + // GradientTexturePrimitive3D + const primitive3d::GradientTexturePrimitive3D& rPrimitive = static_cast< const primitive3d::GradientTexturePrimitive3D& >(rBasePrimitive); + impRenderGradientTexturePrimitive3D(rPrimitive, false); + break; + } + case PRIMITIVE3D_ID_HATCHTEXTUREPRIMITIVE3D : + { + // HatchTexturePrimitive3D + static bool bDoHatchDecomposition(false); + + if(bDoHatchDecomposition) + { + // let break down + process(rBasePrimitive.get3DDecomposition(getViewInformation3D())); + } + else + { + // hatchTexturePrimitive3D + const primitive3d::HatchTexturePrimitive3D& rPrimitive = static_cast< const primitive3d::HatchTexturePrimitive3D& >(rBasePrimitive); + impRenderHatchTexturePrimitive3D(rPrimitive); + } + break; + } + case PRIMITIVE3D_ID_BITMAPTEXTUREPRIMITIVE3D : + { + // BitmapTexturePrimitive3D + const primitive3d::BitmapTexturePrimitive3D& rPrimitive = static_cast< const primitive3d::BitmapTexturePrimitive3D& >(rBasePrimitive); + impRenderBitmapTexturePrimitive3D(rPrimitive); + break; + } + case PRIMITIVE3D_ID_TRANSPARENCETEXTUREPRIMITIVE3D : + { + // TransparenceTexturePrimitive3D + const primitive3d::TransparenceTexturePrimitive3D& rPrimitive = static_cast< const primitive3d::TransparenceTexturePrimitive3D& >(rBasePrimitive); + mnTransparenceCounter++; + impRenderGradientTexturePrimitive3D(rPrimitive, true); + mnTransparenceCounter--; + break; + } + case PRIMITIVE3D_ID_MODIFIEDCOLORPRIMITIVE3D : + { + // ModifiedColorPrimitive3D + // Force output to unified color. + const primitive3d::ModifiedColorPrimitive3D& rPrimitive = static_cast< const primitive3d::ModifiedColorPrimitive3D& >(rBasePrimitive); + impRenderModifiedColorPrimitive3D(rPrimitive); + break; + } + case PRIMITIVE3D_ID_POLYGONHAIRLINEPRIMITIVE3D : + { + // directdraw of PolygonHairlinePrimitive3D + const primitive3d::PolygonHairlinePrimitive3D& rPrimitive = static_cast< const primitive3d::PolygonHairlinePrimitive3D& >(rBasePrimitive); + impRenderPolygonHairlinePrimitive3D(rPrimitive); + break; + } + case PRIMITIVE3D_ID_POLYPOLYGONMATERIALPRIMITIVE3D : + { + // directdraw of PolyPolygonMaterialPrimitive3D + const primitive3d::PolyPolygonMaterialPrimitive3D& rPrimitive = static_cast< const primitive3d::PolyPolygonMaterialPrimitive3D& >(rBasePrimitive); + impRenderPolyPolygonMaterialPrimitive3D(rPrimitive); + break; + } + case PRIMITIVE3D_ID_TRANSFORMPRIMITIVE3D : + { + // transform group (TransformPrimitive3D) + impRenderTransformPrimitive3D(static_cast< const primitive3d::TransformPrimitive3D& >(rBasePrimitive)); + break; + } + default: + { + // process recursively + process(rBasePrimitive.get3DDecomposition(getViewInformation3D())); + break; + } + } + } + + DefaultProcessor3D::DefaultProcessor3D( + const geometry::ViewInformation3D& rViewInformation, + const attribute::SdrSceneAttribute& rSdrSceneAttribute, + const attribute::SdrLightingAttribute& rSdrLightingAttribute) + : BaseProcessor3D(rViewInformation), + mrSdrSceneAttribute(rSdrSceneAttribute), + mrSdrLightingAttribute(rSdrLightingAttribute), + maRasterRange(), + maBColorModifierStack(), + mpGeoTexSvx(), + mpTransparenceGeoTexSvx(), + maDrawinglayerOpt(), + mnTransparenceCounter(0), + mbModulate(false), + mbFilter(false), + mbSimpleTextureActive(false) + { + // a derivation has to set maRasterRange which is used in the basic render methods. + // Setting to default here ([0.0 .. 1.0] in X,Y) to avoid problems + maRasterRange.expand(basegfx::B2DTuple(0.0, 0.0)); + maRasterRange.expand(basegfx::B2DTuple(1.0, 1.0)); + } + + DefaultProcessor3D::~DefaultProcessor3D() + { + } + } // end of namespace processor3d +} // end of namespace drawinglayer + +////////////////////////////////////////////////////////////////////////////// +// eof |