Add debug code

QTProject/subdivision.cpp

@@ -98,6 +98,52 @@ void Subdivision::subdivide(Mesh *mesh, int level) {
         QMap<Triangle, Triangle::Neighbors> neighbors;
         buildNeighborsMap(result.vertex_buffer, all_triangles, neighbors);
 
+        for (int i = 0; i < triangles.length(); i++) {
+            Triangle::Neighbors ns = neighbors.value(triangles[i]);
+            if (ns.uv.triangle == NULL) {
+                qDebug() << i << "uv missing";
+            } else if (!triangles.contains(*ns.uv.triangle)) {
+                Triangle::Neighbors ns2 = neighbors.value(*ns.uv.triangle);
+                if (ns2.uv.triangle == NULL) {
+                    qDebug() << i << "uv uv missing";
+                }
+                if (ns2.vw.triangle == NULL) {
+                    qDebug() << i << "uv vw missing";
+                }
+                if (ns2.wu.triangle == NULL) {
+                    qDebug() << i << "uv wu missing";
+                }
+            }
+            if (ns.vw.triangle == NULL) {
+                qDebug() << i << "vw missing";
+            } else if (!triangles.contains(*ns.vw.triangle)) {
+                Triangle::Neighbors ns2 = neighbors.value(*ns.vw.triangle);
+                if (ns2.uv.triangle == NULL) {
+                    qDebug() << i << "vw uv missing";
+                }
+                if (ns2.vw.triangle == NULL) {
+                    qDebug() << i << "vw vw missing";
+                }
+                if (ns2.wu.triangle == NULL) {
+                    qDebug() << i << "vw wu missing";
+                }
+            }
+            if (ns.wu.triangle == NULL) {
+                qDebug() << i << "wu missing";
+            } else if (!triangles.contains(*ns.wu.triangle)) {
+                Triangle::Neighbors ns2 = neighbors.value(*ns.wu.triangle);
+                if (ns2.uv.triangle == NULL) {
+                    qDebug() << i << "wu uv missing";
+                }
+                if (ns2.vw.triangle == NULL) {
+                    qDebug() << i << "wu vw missing";
+                }
+                if (ns2.wu.triangle == NULL) {
+                    qDebug() << i << "wu wu missing";
+                }
+            }
+        }
+
         QVector<Triangle> regular;
         QVector<Triangle> irregular;
         findRegular(triangles, neighbors, regular, irregular);