Add new ibToTriangles

QTProject/triangle.cpp

@@ -208,6 +208,24 @@ Triangle::Edge::Name rotate_edge_name(Triangle::Edge::Name edge) {
     }
 }
 
+//Annahme: indices in sharpEdges in gleicher Reihenfolge wie im Indexbuffer
+void ibToTriangles(const QVector<Vertex> *vb,
+                   const QVector<unsigned int> &ib,
+                   const QMap<Edge,unsigned int>& sharpEdges, QVector<Triangle> &triangles) {
+    for (int i = 0; i < ib.length(); i+=3) {
+        //sharpness
+        Edge uv = Edge(ib[i],ib[i+1]);
+        Edge vw = Edge(ib[i+1],ib[i+2]);
+        Edge wu = Edge(ib[i+2],ib[i]);
+
+        unsigned int shuv = sharpEdges.value(uv,0);
+        unsigned int shvw = sharpEdges.value(vw,0);
+        unsigned int shwu = sharpEdges.value(wu,0);
+
+        triangles.push_back(Triangle(vb, ib[i], ib[i+1], ib[i+2],shuv,shvw,shwu));
+    }
+}
+
 void Triangle::set_sharpness(Triangle::Edge::Name name, unsigned int value){
     if (name == Edge::Name::uv){
         sharpness_uv = value;

QTProject/triangle.h

@@ -88,6 +88,7 @@ class Triangle {
 };
 
 Triangle::Edge::Name rotate_edge_name(Triangle::Edge::Name edge);
+void ibToTriangles(const QVector<Vertex> *vb, const QVector<unsigned int> &ib, const QMap<Edge,unsigned int>& sharpEdges, QVector<Triangle> &triangles);
 void regularIbToTriangles(const QVector<Vertex> *vb, const QVector<unsigned int> &ib, QVector<Triangle> &triangles);
 void trianglesToIB(const QVector<Triangle> &triangles, QVector<unsigned int> &ib);