From 311301bef2f4762781817a7553b56d827d2d8d7e Mon Sep 17 00:00:00 2001
From: Miha <mihaf@hapi.(none)>
Date: Fri, 29 Nov 2013 08:44:43 +0000
Subject: [PATCH] First test of new branch. Nothing done yet.

---
 src/vertexmove.c |   73 +++++++++++++++++++++---------------
 1 files changed, 43 insertions(+), 30 deletions(-)

diff --git a/src/vertexmove.c b/src/vertexmove.c
index 7f3c661..a79b2f0 100644
--- a/src/vertexmove.c
+++ b/src/vertexmove.c
@@ -20,51 +20,68 @@
     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=(ts_vertex **)calloc(vtx->neigh_no+1,sizeof(ts_vertex *));
 	ts_vertex backupvtx[20];
-//	backupvtx[0]=(ts_vertex *)malloc(sizeof(ts_vertex));	
 	memcpy((void *)&backupvtx[0],(void *)vtx,sizeof(ts_vertex));
+
+	//Some stupid tests for debugging cell occupation!
+/*     	cellidx=vertex_self_avoidance(vesicle, vtx);
+	if(vesicle->clist->cell[cellidx]==vtx->cell){
+		fprintf(stderr,"Idx match!\n");
+	} else {
+		fprintf(stderr,"***** Idx don't match!\n");
+		fatal("ENding.",1);
+	}
+*/
+
     	//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);
-    	//check we if some length to neighbours are too much
+//	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]);
         if(dist<1.0 || dist>vesicle->dmax) {
 		vtx=memcpy((void *)vtx,(void *)&backupvtx[0],sizeof(ts_vertex));
-//		free(backupvtx[0]);
-//		free(backupvtx);
-//	fprintf(stderr,"Fail 1, dist=%f, vesicle->dmax=%f\n", dist, vesicle->dmax);
 		return TS_FAIL;
 		}
     }
     //self avoidance check with distant vertices
      cellidx=vertex_self_avoidance(vesicle, vtx);
     //check occupation number
-     retval=cell_occupation_number_and_internal_proximity(vesicle->clist,cellidx,&backupvtx[0],vtx);
+     retval=cell_occupation_number_and_internal_proximity(vesicle->clist,cellidx,vtx);
+	
     if(retval==TS_FAIL){
 		vtx=memcpy((void *)vtx,(void *)&backupvtx[0],sizeof(ts_vertex));
-//		free(backupvtx[0]);
-//		free(backupvtx);
-//	fprintf(stderr,"Fail 2\n");
         return TS_FAIL;
     } 
    
  
     //if all the tests are successful, then energy for vtx and neighbours is calculated
 	for(i=0;i<vtx->neigh_no;i++){
-//	backupvtx[i+1]=(ts_vertex *)malloc(sizeof(ts_vertex));	
 	memcpy((void *)&backupvtx[i+1],(void *)vtx->neigh[i],sizeof(ts_vertex));
 	}
+
+
 
     delta_energy=0;
     //update the normals of triangles that share bead i.
     for(i=0;i<vtx->tristar_no;i++) triangle_normal_vector(vtx->tristar[i]);
-    //energy and curvature
+	oenergy=vtx->energy;
     energy_vertex(vtx);
-    delta_energy=vtx->xk*(vtx->energy - (&backupvtx[0])->energy);
+    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;
@@ -86,13 +103,9 @@
     {
     //not accepted, reverting changes
 	vtx=memcpy((void *)vtx,(void *)&backupvtx[0],sizeof(ts_vertex));
-//	free(backupvtx[0]);
 	for(i=0;i<vtx->neigh_no;i++){
-	vtx->neigh[i]=memcpy((void *)vtx->neigh[i],(void *)&backupvtx[i+1],sizeof(ts_vertex));
-//	free(backupvtx[i+1]);
+		vtx->neigh[i]=memcpy((void *)vtx->neigh[i],(void *)&backupvtx[i+1],sizeof(ts_vertex));
 	}
-//	free(backupvtx);
-//	fprintf(stderr,"Reverted\n");
 	
     //update the normals of triangles that share bead i.
    for(i=0;i<vtx->tristar_no;i++) triangle_normal_vector(vtx->tristar[i]);
@@ -100,16 +113,16 @@
     return TS_FAIL; 
     }
 }
+		
+//	oldcellidx=vertex_self_avoidance(vesicle, &backupvtx[0]);
+	if(vtx->cell!=vesicle->clist->cell[cellidx]){
+		retval=cell_add_vertex(vesicle->clist->cell[cellidx],vtx);
+//		if(retval==TS_SUCCESS) cell_remove_vertex(vesicle->clist->cell[oldcellidx],vtx);
+		if(retval==TS_SUCCESS) cell_remove_vertex(backupvtx[0].cell,vtx);
+		
+	}
+//	if(oldcellidx);
     //END MONTE CARLOOOOOOO
-
-    //TODO: change cell occupation if necessary!
-//	fprintf(stderr,"Success!!\n");
-//	free(backupvtx[0]);
-//	for(i=0;i<vtx->neigh_no;i++){
-//	free(backupvtx[i+1]);
-//	}
-//	free(backupvtx);
-//	fprintf(stderr,"Accepted\n");
     return TS_SUCCESS;
 }
 

--
Gitblit v1.9.3