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Share vertices amonst edge-segments

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This commit is contained in:
Thomas Krijnen
2020-06-07 15:47:19 +02:00
parent 0237f12ceb
commit 95c953fd52
1 changed files with 8 additions and 5 deletions
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src/ifcgeom/IfcGeomRepresentation.h
+8 -5
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@@ -285,6 +285,8 @@ namespace IfcGeom {
GCPnts_QuasiUniformDeflection tessellater(crv, settings().deflection_tolerance()); GCPnts_QuasiUniformDeflection tessellater(crv, settings().deflection_tolerance());
int n = tessellater.NbPoints(); int n = tessellater.NbPoints();
int start = (int)_verts.size() / 3; int start = (int)_verts.size() / 3;
int previous = -1;
for (int i = 1; i <= n; ++i) { for (int i = 1; i <= n; ++i) {
gp_XYZ p = tessellater.Value(i).XYZ(); gp_XYZ p = tessellater.Value(i).XYZ();
@@ -325,17 +327,18 @@ namespace IfcGeom {
_material_ids.push_back(surface_style_id); _material_ids.push_back(surface_style_id);
_verts.push_back(static_cast<P>(p.X())); int current = addVertex(surface_style_id, p);
_verts.push_back(static_cast<P>(p.Y()));
_verts.push_back(static_cast<P>(p.Z()));
if (i > 1) { if (i > 1) {
_edges.push_back(start + i - 2); _edges.push_back(previous);
_edges.push_back(start + i - 1); _edges.push_back(current);
// _edges.push_back(start + 3 * (i - 2) + 2); // _edges.push_back(start + 3 * (i - 2) + 2);
// _edges.push_back(start + 3 * (i - 1) + 2); // _edges.push_back(start + 3 * (i - 1) + 2);
} }
previous = current;
// _edges.push_back(start + 3 * (i - 1) + 0); // _edges.push_back(start + 3 * (i - 1) + 0);
// _edges.push_back(start + 3 * (i - 1) + 2); // _edges.push_back(start + 3 * (i - 1) + 2);
// _edges.push_back(start + 3 * (i - 1) + 1); // _edges.push_back(start + 3 * (i - 1) + 1);