From d33abe246221255be91bacda79f5852b8c4ed8fd Mon Sep 17 00:00:00 2001
From: Samo Penic <samo.penic@gmail.com>
Date: Sun, 08 Dec 2013 17:47:21 +0000
Subject: [PATCH] Triangles are ordered in the bond now. Also kp and km are found as adjvtx. They are also ordered.

---
 src/bond.c |   42 ++++++++++++++++++++++++++++++++++++++++--
 1 files changed, 40 insertions(+), 2 deletions(-)

diff --git a/src/bond.c b/src/bond.c
index 85daf92..b70a871 100644
--- a/src/bond.c
+++ b/src/bond.c
@@ -42,7 +42,8 @@
 ts_bool bond_assign_triangles(ts_bond *bond){
 	ts_vertex *vtx1=bond->vtx1, *vtx2=bond->vtx2;
 	ts_uint i,j,k;
-
+	ts_uint i1=0,i2=0,i3=0,im=0;
+	ts_triangle *ttria;
 	for(i=0,k=0;i<vtx1->tristar_no;i++){
 		for(j=0;j<3;j++){
 			if(vtx1->tristar[i]->vertex[j]==vtx2){
@@ -53,7 +54,44 @@
 		}
 	}
 	if(k<2) return TS_FAIL;
-	else return TS_SUCCESS;
+
+	//We will sort the triangles so, they are oriented as km and kp for bondflip
+	for(i=0;i<3;i++){
+		if(bond->tria[0]->vertex[i]==vtx1){
+			i1=i;
+		}
+		else if(bond->tria[0]->vertex[i]==vtx2){
+			i2=i;
+		}
+		else i3=i;
+	}
+
+	if(i1>i2 || (i1==0 && i2==2)){
+		//pozitivna orientacija!
+		ttria=bond->tria[0];
+		bond->tria[0]=bond->tria[1];
+		bond->tria[1]=ttria;	
+		bond->adjvtx[1]=bond->tria[0]->vertex[i3];
+		im=0;
+	}
+	else{
+		bond->adjvtx[0]=bond->tria[0]->vertex[i3];
+		im=1;
+	}
+	
+		for(i=0;i<3;i++){
+		if(bond->tria[1]->vertex[i]==vtx1){
+			i1=i;
+		}
+		else if(bond->tria[1]->vertex[i]==vtx2){
+			i2=i;
+		}
+		else i3=i;
+	}
+		bond->adjvtx[im]=bond->tria[1]->vertex[i3];
+		
+
+	return TS_SUCCESS;
 }
 
 ts_bool bond_list_free(ts_bond_list *blist){

--
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