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csg2d - fix CleanupResult
Check for more edge properties (maxh, bc etc.) before removing "intermediate" and unnecessary vertices
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@ -1292,20 +1292,38 @@ void CreateResult(Solid2d & sp, Solid2d & sr, bool UNION)
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}
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}
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// Check if vertex v is not necessary (i.e. is on the line v->prev, v->next and has same info as v->prev and no pinfo
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bool canRemoveVertex( Vertex * v )
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{
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return false;
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if(v->spline)
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return false;
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if(v->pinfo.name != POINT_NAME_DEFAULT)
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return false;
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if(v->pinfo.maxh != MAXH_DEFAULT)
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return false;
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if(v->info.bc != v->prev->info.bc || v->info.maxh != v->prev->info.maxh )
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return false;
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if(fabs(Area(*v->prev,*v,*v->next)) >= EPSILON)
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return false;
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return true;
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}
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void CleanUpResult(Solid2d & sr)
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{
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auto & RR = sr.polys;
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for (Loop& R : RR)
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{
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while ( (R.first.get() != NULL) && (fabs(Area(*R.first->prev,*R.first,*R.first->next)) < EPSILON) )
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while ( (R.first.get() != NULL) && canRemoveVertex(R.first.get()))
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R.Remove(R.first.get());
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if (R.first.get() != NULL)
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for (Vertex* V : R.Vertices(ALL))
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if (!V->spline && !V->prev->spline && fabs(Area(*V->prev,*V,*V->next)) < EPSILON)
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{
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if (canRemoveVertex(V))
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R.Remove(V);
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}
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}
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for (int i = RR.Size()-1; i>=0; i--)
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if(RR[i].Size()==0)
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