From ded11ede7e9eb11c216d35d61ab9331e697f47bc Mon Sep 17 00:00:00 2001
From: Samo Penic <samo.penic@gmail.com>
Date: Sat, 07 Dec 2013 09:09:37 +0000
Subject: [PATCH] commiting before checking out onother branch

---
 src/vertexmove.c |   38 +++++++++++++++++++++++++-------------
 1 files changed, 25 insertions(+), 13 deletions(-)

diff --git a/src/vertexmove.c b/src/vertexmove.c
index f38e3c7..7047450 100644
--- a/src/vertexmove.c
+++ b/src/vertexmove.c
@@ -20,6 +20,7 @@
     ts_bool retval; 
     ts_uint cellidx; 
     ts_double delta_energy,oenergy;
+    ts_double costheta,sintheta,phi,r;
 	//This will hold all the information of vtx and its neighbours
 	ts_vertex backupvtx[20];
 	memcpy((void *)&backupvtx[0],(void *)vtx,sizeof(ts_vertex));
@@ -35,12 +36,23 @@
 */
 
     	//temporarly moving the vertex
-	vtx->x=vtx->x+vesicle->stepsize*(2.0*rn[0]-1.0);
-    	vtx->y=vtx->y+vesicle->stepsize*(2.0*rn[1]-1.0);
-    	vtx->z=vtx->z+vesicle->stepsize*(2.0*rn[2]-1.0);
+//	vtx->x=vtx->x+vesicle->stepsize*(2.0*rn[0]-1.0);
+//    	vtx->y=vtx->y+vesicle->stepsize*(2.0*rn[1]-1.0);
+//    	vtx->z=vtx->z+vesicle->stepsize*(2.0*rn[2]-1.0);
+
+	//random move in a sphere with radius stepsize:
+	r=vesicle->stepsize*rn[0];
+	phi=rn[1]*2*M_PI;
+	costheta=2*rn[2]-1;
+	sintheta=sqrt(1-pow(costheta,2));
+	vtx->x=vtx->x+r*sintheta*cos(phi);
+	vtx->y=vtx->y+r*sintheta*sin(phi);
+	vtx->z=vtx->z+r*costheta;
+
+
     	//distance with neighbours check
-    for(i=0;i<vtx->neigh_no;i++){
-        dist=vtx_distance_sq(vtx,vtx->neigh[i]);
+    for(i=0;i<vtx->neigh->n;i++){
+        dist=vtx_distance_sq(vtx,vtx->neigh->vtx[i]);
         if(dist<1.0 || dist>vesicle->dmax) {
 		vtx=memcpy((void *)vtx,(void *)&backupvtx[0],sizeof(ts_vertex));
 		return TS_FAIL;
@@ -58,8 +70,8 @@
    
  
     //if all the tests are successful, then energy for vtx and neighbours is calculated
-	for(i=0;i<vtx->neigh_no;i++){
-	memcpy((void *)&backupvtx[i+1],(void *)vtx->neigh[i],sizeof(ts_vertex));
+	for(i=0;i<vtx->neigh->n;i++){
+	memcpy((void *)&backupvtx[i+1],(void *)vtx->neigh->vtx[i],sizeof(ts_vertex));
 	}
 
 
@@ -71,10 +83,10 @@
     energy_vertex(vtx);
     delta_energy=vtx->xk*(vtx->energy - oenergy);
     //the same is done for neighbouring vertices
-    for(i=0;i<vtx->neigh_no;i++){
-        oenergy=vtx->neigh[i]->energy;
-        energy_vertex(vtx->neigh[i]);
-        delta_energy+=vtx->neigh[i]->xk*(vtx->neigh[i]->energy-oenergy);
+    for(i=0;i<vtx->neigh->n;i++){
+        oenergy=vtx->neigh->vtx[i]->energy;
+        energy_vertex(vtx->neigh->vtx[i]);
+        delta_energy+=vtx->neigh->vtx[i]->xk*(vtx->neigh->vtx[i]->energy-oenergy);
     }
 //   fprintf(stderr, "DE=%f\n",delta_energy);
     //MONTE CARLOOOOOOOO
@@ -91,8 +103,8 @@
     {
     //not accepted, reverting changes
 	vtx=memcpy((void *)vtx,(void *)&backupvtx[0],sizeof(ts_vertex));
-	for(i=0;i<vtx->neigh_no;i++){
-		vtx->neigh[i]=memcpy((void *)vtx->neigh[i],(void *)&backupvtx[i+1],sizeof(ts_vertex));
+	for(i=0;i<vtx->neigh->n;i++){
+		vtx->neigh->vtx[i]=memcpy((void *)vtx->neigh->vtx[i],(void *)&backupvtx[i+1],sizeof(ts_vertex));
 	}
 	
     //update the normals of triangles that share bead i.

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