From 07db041c21693804f1fdbb725556d31f6301bfda Mon Sep 17 00:00:00 2001
From: ccolin <contact@ccolin.fr>
Date: Fri, 2 Oct 2020 13:19:47 +0200
Subject: [PATCH] implements statistics computation on dihedral angles

---
 src/main.cpp | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/src/main.cpp b/src/main.cpp
index c668feb..2153fac 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -120,11 +120,21 @@ void stats_normal_deviation(MyMesh &mesh) {
 }
 
 
+void stats_dihedral_angles(MyMesh &mesh) {
+	mesh.update_normals();
+	for (size_t i = 0; i < mesh.n_halfedges(); i++) {
+		MyMesh::HalfedgeHandle heh = mesh.halfedge_handle(i);
+		std::cout << mesh.calc_dihedral_angle_fast(heh) * 180.0 / PI << " ";
+	}
+	std::cout << std::endl;
+}
+
+
 int main(int argc, char *argv[]) {
 	using namespace std;
 
 	if (argc != 2 && argc != 3) {
-		cerr << "Utilisation : " << argv[0] << " fichier.obj [surface|valence|deviation]" << endl;
+		cerr << "Utilisation : " << argv[0] << " fichier.obj [surface|valence|deviation|dièdre]" << endl;
 		return 1;
 	}
 	MyMesh mesh;
@@ -152,6 +162,8 @@ int main(int argc, char *argv[]) {
 			stats_n_neighbors(mesh);
 		else if (cmd == "deviation")
 			stats_normal_deviation(mesh);
+		else if (cmd == "dièdre")
+			stats_dihedral_angles(mesh);
 		else {
 			cerr << "Commande inconnue : " << cmd << endl;
 			return 1;