From 058f98a63658dc1a2579826ba167fd61bed1e21f Mon Sep 17 00:00:00 2001 From: sanine Date: Fri, 4 Mar 2022 10:47:15 -0600 Subject: add assimp submodule --- .../assimp-master/code/AssetLib/IFC/IFCProfile.cpp | 190 +++++++++++++++++++++ 1 file changed, 190 insertions(+) create mode 100644 src/mesh/assimp-master/code/AssetLib/IFC/IFCProfile.cpp (limited to 'src/mesh/assimp-master/code/AssetLib/IFC/IFCProfile.cpp') diff --git a/src/mesh/assimp-master/code/AssetLib/IFC/IFCProfile.cpp b/src/mesh/assimp-master/code/AssetLib/IFC/IFCProfile.cpp new file mode 100644 index 0000000..aa31124 --- /dev/null +++ b/src/mesh/assimp-master/code/AssetLib/IFC/IFCProfile.cpp @@ -0,0 +1,190 @@ +/* +Open Asset Import Library (assimp) +---------------------------------------------------------------------- + +Copyright (c) 2006-2022, assimp team + + +All rights reserved. + +Redistribution and use of this software in source and binary forms, +with or without modification, are permitted provided that the +following conditions are met: + +* Redistributions of source code must retain the above + copyright notice, this list of conditions and the + following disclaimer. + +* Redistributions in binary form must reproduce the above + copyright notice, this list of conditions and the + following disclaimer in the documentation and/or other + materials provided with the distribution. + +* Neither the name of the assimp team, nor the names of its + contributors may be used to endorse or promote products + derived from this software without specific prior + written permission of the assimp team. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +---------------------------------------------------------------------- +*/ + +/** @file IFCProfile.cpp + * @brief Read profile and curves entities from IFC files + */ + +#ifndef ASSIMP_BUILD_NO_IFC_IMPORTER + +#include "IFCUtil.h" + +namespace Assimp { +namespace IFC { + +// ------------------------------------------------------------------------------------------------ +void ProcessPolyLine(const Schema_2x3::IfcPolyline& def, TempMesh& meshout, ConversionData& /*conv*/) +{ + // this won't produce a valid mesh, it just spits out a list of vertices + IfcVector3 t; + for(const Schema_2x3::IfcCartesianPoint& cp : def.Points) { + ConvertCartesianPoint(t,cp); + meshout.mVerts.push_back(t); + } + meshout.mVertcnt.push_back(static_cast(meshout.mVerts.size())); +} + +// ------------------------------------------------------------------------------------------------ +bool ProcessCurve(const Schema_2x3::IfcCurve& curve, TempMesh& meshout, ConversionData& conv) +{ + std::unique_ptr cv(Curve::Convert(curve,conv)); + if (!cv) { + IFCImporter::LogWarn("skipping unknown IfcCurve entity, type is ", curve.GetClassName()); + return false; + } + + // we must have a bounded curve at this point + if (const BoundedCurve* bc = dynamic_cast(cv.get())) { + try { + bc->SampleDiscrete(meshout); + } + catch(const CurveError& cv) { + IFCImporter::LogError(cv.mStr, " (error occurred while processing curve)"); + return false; + } + meshout.mVertcnt.push_back(static_cast(meshout.mVerts.size())); + return true; + } + + IFCImporter::LogError("cannot use unbounded curve as profile"); + return false; +} + +// ------------------------------------------------------------------------------------------------ +void ProcessClosedProfile(const Schema_2x3::IfcArbitraryClosedProfileDef& def, TempMesh& meshout, ConversionData& conv) +{ + ProcessCurve(def.OuterCurve,meshout,conv); +} + +// ------------------------------------------------------------------------------------------------ +void ProcessOpenProfile(const Schema_2x3::IfcArbitraryOpenProfileDef& def, TempMesh& meshout, ConversionData& conv) +{ + ProcessCurve(def.Curve,meshout,conv); +} + +// ------------------------------------------------------------------------------------------------ +void ProcessParametrizedProfile(const Schema_2x3::IfcParameterizedProfileDef& def, TempMesh& meshout, ConversionData& conv) +{ + if(const Schema_2x3::IfcRectangleProfileDef* const cprofile = def.ToPtr()) { + const IfcFloat x = cprofile->XDim*0.5f, y = cprofile->YDim*0.5f; + + meshout.mVerts.reserve(meshout.mVerts.size()+4); + meshout.mVerts.push_back( IfcVector3( x, y, 0.f )); + meshout.mVerts.push_back( IfcVector3(-x, y, 0.f )); + meshout.mVerts.push_back( IfcVector3(-x,-y, 0.f )); + meshout.mVerts.push_back( IfcVector3( x,-y, 0.f )); + meshout.mVertcnt.push_back(4); + } + else if( const Schema_2x3::IfcCircleProfileDef* const circle = def.ToPtr()) { + if(def.ToPtr()) { + // TODO + } + const size_t segments = conv.settings.cylindricalTessellation; + const IfcFloat delta = AI_MATH_TWO_PI_F/segments, radius = circle->Radius; + + meshout.mVerts.reserve(segments); + + IfcFloat angle = 0.f; + for(size_t i = 0; i < segments; ++i, angle += delta) { + meshout.mVerts.push_back( IfcVector3( std::cos(angle)*radius, std::sin(angle)*radius, 0.f )); + } + + meshout.mVertcnt.push_back(static_cast(segments)); + } + else if( const Schema_2x3::IfcIShapeProfileDef* const ishape = def.ToPtr()) { + // construct simplified IBeam shape + const IfcFloat offset = (ishape->OverallWidth - ishape->WebThickness) / 2; + const IfcFloat inner_height = ishape->OverallDepth - ishape->FlangeThickness * 2; + + meshout.mVerts.reserve(12); + meshout.mVerts.push_back(IfcVector3(0,0,0)); + meshout.mVerts.push_back(IfcVector3(0,ishape->FlangeThickness,0)); + meshout.mVerts.push_back(IfcVector3(offset,ishape->FlangeThickness,0)); + meshout.mVerts.push_back(IfcVector3(offset,ishape->FlangeThickness + inner_height,0)); + meshout.mVerts.push_back(IfcVector3(0,ishape->FlangeThickness + inner_height,0)); + meshout.mVerts.push_back(IfcVector3(0,ishape->OverallDepth,0)); + meshout.mVerts.push_back(IfcVector3(ishape->OverallWidth,ishape->OverallDepth,0)); + meshout.mVerts.push_back(IfcVector3(ishape->OverallWidth,ishape->FlangeThickness + inner_height,0)); + meshout.mVerts.push_back(IfcVector3(offset+ishape->WebThickness,ishape->FlangeThickness + inner_height,0)); + meshout.mVerts.push_back(IfcVector3(offset+ishape->WebThickness,ishape->FlangeThickness,0)); + meshout.mVerts.push_back(IfcVector3(ishape->OverallWidth,ishape->FlangeThickness,0)); + meshout.mVerts.push_back(IfcVector3(ishape->OverallWidth,0,0)); + + meshout.mVertcnt.push_back(12); + } + else { + IFCImporter::LogWarn("skipping unknown IfcParameterizedProfileDef entity, type is ", def.GetClassName()); + return; + } + + IfcMatrix4 trafo; + ConvertAxisPlacement(trafo, *def.Position); + meshout.Transform(trafo); +} + +// ------------------------------------------------------------------------------------------------ +bool ProcessProfile(const Schema_2x3::IfcProfileDef& prof, TempMesh& meshout, ConversionData& conv) +{ + if(const Schema_2x3::IfcArbitraryClosedProfileDef* const cprofile = prof.ToPtr()) { + ProcessClosedProfile(*cprofile,meshout,conv); + } + else if(const Schema_2x3::IfcArbitraryOpenProfileDef* const copen = prof.ToPtr()) { + ProcessOpenProfile(*copen,meshout,conv); + } + else if(const Schema_2x3::IfcParameterizedProfileDef* const cparam = prof.ToPtr()) { + ProcessParametrizedProfile(*cparam,meshout,conv); + } + else { + IFCImporter::LogWarn("skipping unknown IfcProfileDef entity, type is ", prof.GetClassName()); + return false; + } + meshout.RemoveAdjacentDuplicates(); + if (!meshout.mVertcnt.size() || meshout.mVertcnt.front() <= 1) { + return false; + } + return true; +} + +} // ! IFC +} // ! Assimp + +#endif // ASSIMP_BUILD_NO_IFC_IMPORTER -- cgit v1.2.1