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- Ifc: pick average of all coordinates as projection plane.

pull/16/merge
Alexander Gessler 2013-01-22 16:39:43 +01:00
parent c2bd22507c
commit 2d01b9bdc9
1 changed files with 4 additions and 2 deletions
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6
code/IFCGeometry.cpp
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@ -1835,7 +1835,7 @@ IfcMatrix4 ProjectOntoPlane(std::vector<IfcVector2>& out_contour, const TempMesh
} }
IfcFloat coord = -1; IfcFloat coord = 0;
out_contour.reserve(in_verts.size()); out_contour.reserve(in_verts.size());
IfcVector2 vmin, vmax; IfcVector2 vmin, vmax;
@ -1853,13 +1853,15 @@ IfcMatrix4 ProjectOntoPlane(std::vector<IfcVector2>& out_contour, const TempMesh
// if(coord != -1.0f) { // if(coord != -1.0f) {
// assert(fabs(coord - vv.z) < 1e-3f); // assert(fabs(coord - vv.z) < 1e-3f);
// } // }
coord = vv.z; coord += vv.z;
vmin = std::min(IfcVector2(vv.x, vv.y), vmin); vmin = std::min(IfcVector2(vv.x, vv.y), vmin);
vmax = std::max(IfcVector2(vv.x, vv.y), vmax); vmax = std::max(IfcVector2(vv.x, vv.y), vmax);
out_contour.push_back(IfcVector2(vv.x,vv.y)); out_contour.push_back(IfcVector2(vv.x,vv.y));
} }
coord /= in_verts.size();
// Further improve the projection by mapping the entire working set into // Further improve the projection by mapping the entire working set into
// [0,1] range. This gives us a consistent data range so all epsilons // [0,1] range. This gives us a consistent data range so all epsilons
// used below can be constants. // used below can be constants.