From 324ad7bb72e435d61bc25d076d9253d769903d33 Mon Sep 17 00:00:00 2001
From: Samo Penic <samo.penic@gmail.com>
Date: Fri, 13 Jun 2014 20:46:09 +0000
Subject: [PATCH] Cahnged line join on the end of the line

---
 src/poly.c |  140 ++++++++++++++++++++++++++++++++++++----------
 1 files changed, 110 insertions(+), 30 deletions(-)

diff --git a/src/poly.c b/src/poly.c
index 20529e2..b2b13f9 100644
--- a/src/poly.c
+++ b/src/poly.c
@@ -4,14 +4,37 @@
 #include"vertex.h"
 #include"bond.h"
 #include<math.h>
+#include"energy.h"
 
+ts_bool poly_assign_filament_xi(ts_vesicle *vesicle, ts_tape *tape){
+	ts_uint i;
+
+	for(i=0;i<vesicle->filament_list->n;i++){
+ 	vesicle->filament_list->poly[i]->k = tape->xi;
+    	}
+	
+	return TS_SUCCESS;
+}
+
+
+ts_bool poly_assign_spring_const(ts_vesicle *vesicle){
+	ts_uint i;
+
+	for(i=0;i<vesicle->poly_list->n;i++){
+ 	vesicle->poly_list->poly[i]->k = vesicle->spring_constant;
+    	}
+	
+	return TS_SUCCESS;
+}
 
 ts_poly	*init_poly(ts_uint n, ts_vertex *grafted_vtx){
 	ts_poly	*poly=(ts_poly *)calloc(1,sizeof(ts_poly));
 	poly->vlist = init_vertex_list(n);
 	poly->blist = init_bond_list();
-	poly->grafted_vtx = grafted_vtx;
-	grafted_vtx->grafted_poly = poly;
+	if (grafted_vtx!=NULL){
+		poly->grafted_vtx = grafted_vtx;
+		grafted_vtx->grafted_poly = poly;
+	}
 
 	ts_uint i;
 	for(i=0;i<n-1;i++){
@@ -19,51 +42,108 @@
 		vtx_add_neighbour(poly->vlist->vtx[i+1], poly->vlist->vtx[i]);
 	}
 
+	for(i=0;i<poly->blist->n;i++){
+	poly->blist->bond[i]->bond_length=sqrt(vtx_distance_sq(poly->blist->bond[i]->vtx1,poly->blist->bond[i]->vtx2));
+	bond_energy(poly->blist->bond[i],poly);
+	}
+
 	return poly;
 }
 
 
-ts_poly_list *init_poly_list(ts_uint n_poly, ts_uint n_mono, ts_vertex_list *vlist){
+ts_poly_list *init_poly_list(ts_uint n_poly, ts_uint n_mono, ts_vertex_list *vlist, ts_vesicle *vesicle){
 	ts_poly_list *poly_list=(ts_poly_list *)calloc(1,sizeof(ts_poly_list));
 	poly_list->poly	= (ts_poly **)calloc(n_poly,sizeof(ts_poly *));
-	ts_uint i=0,j=0;
+	ts_uint i=0,j=0; //idx;
 	ts_uint gvtxi;
 	ts_double xnorm,ynorm,znorm,normlength;
+	ts_double dphi,dh;
 
-	if (n_poly > vlist->n){fatal("Number of polymers larger then numbero f vertices on a vesicle.",310);}
+	// Grafting polymers:
+	if (vlist!=NULL){
+		if (n_poly > vlist->n){fatal("Number of polymers larger then numbero f vertices on a vesicle.",310);}
 	
-	while(i<n_poly){
-		gvtxi = rand() % vlist->n;
-		if (vlist->vtx[gvtxi]->grafted_poly == NULL){
-		poly_list->poly[i] = init_poly(n_mono, vlist->vtx[gvtxi]);
-		i++;
+		while(i<n_poly){
+			gvtxi = rand() % vlist->n;
+			if (vlist->vtx[gvtxi]->grafted_poly == NULL){
+			poly_list->poly[i] = init_poly(n_mono, vlist->vtx[gvtxi]);
+			i++;
+			}
 		}
 	}
-	
+	else
+	{
+		for(i=0;i<n_poly;i++){
+			poly_list->poly[i] = init_poly(n_mono, NULL);
+		}
+	}
+
 	poly_list->n = n_poly;
 
-/* Make straight poylmers normal to membrane. Dist. between poly vertices put to 1*/
-	for (i=0;i<poly_list->n;i++){
+	if (vlist!=NULL){
+	/* Make straight grafted poylmers normal to membrane (polymer brush). Dist. between poly vertices put to 1*/
+		for (i=0;i<poly_list->n;i++){
+	
+			xnorm=0.0;
+			ynorm=0.0;
+			znorm=0.0;
+			for (j=0;j<poly_list->poly[i]->grafted_vtx->tristar_no;j++){
+				xnorm-=poly_list->poly[i]->grafted_vtx->tristar[j]->xnorm;
+				ynorm-=poly_list->poly[i]->grafted_vtx->tristar[j]->ynorm;
+				znorm-=poly_list->poly[i]->grafted_vtx->tristar[j]->znorm;	
+			}
+			normlength=sqrt(xnorm*xnorm+ynorm*ynorm+znorm*znorm);
+			xnorm=xnorm/normlength;
+			ynorm=ynorm/normlength;
+			znorm=znorm/normlength;
 
-		xnorm=0.0;
-		ynorm=0.0;
-		znorm=0.0;
-		for (j=0;j<poly_list->poly[i]->grafted_vtx->tristar_no;j++){
-			xnorm+=poly_list->poly[i]->grafted_vtx->tristar[j]->xnorm;
-			ynorm+=poly_list->poly[i]->grafted_vtx->tristar[j]->ynorm;
-			znorm+=poly_list->poly[i]->grafted_vtx->tristar[j]->znorm;	
-		}
-		normlength=sqrt(xnorm*xnorm+ynorm*ynorm+znorm*znorm);
-		xnorm=xnorm/normlength;
-		ynorm=ynorm/normlength;
-		znorm=znorm/normlength;
-
-		for (j=0;j<poly_list->poly[i]->vlist->n;j++){
-			poly_list->poly[i]->vlist->vtx[j]->x = poly_list->poly[i]->grafted_vtx->x + xnorm*(ts_double)(j+1);
-			poly_list->poly[i]->vlist->vtx[j]->y = poly_list->poly[i]->grafted_vtx->y + ynorm*(ts_double)(j+1);
-			poly_list->poly[i]->vlist->vtx[j]->z = poly_list->poly[i]->grafted_vtx->z + znorm*(ts_double)(j+1);
+			for (j=0;j<poly_list->poly[i]->vlist->n;j++){
+				poly_list->poly[i]->vlist->vtx[j]->x = poly_list->poly[i]->grafted_vtx->x + xnorm*(ts_double)(j+1);
+				poly_list->poly[i]->vlist->vtx[j]->y = poly_list->poly[i]->grafted_vtx->y + ynorm*(ts_double)(j+1);
+				poly_list->poly[i]->vlist->vtx[j]->z = poly_list->poly[i]->grafted_vtx->z + znorm*(ts_double)(j+1);
+			}
 		}
 	}
+	else
+	{
+	/* Make filaments inside the vesicle. Helix with radius... Dist. between poly vertices put to 1*/
+	ts_double a,R,H,tantheta,h,r,phi,A0=1.2;
+
+		a = A0*(ts_double)vesicle->nshell;
+		R = A0*((ts_double)vesicle->nshell)/(2.0*sin(M_PI/5.0));
+		H = sqrt(a*a - R*R);
+		tantheta = sqrt(R*R - a*a/4.0)/H;
+		
+		h = -H + sqrt(vesicle->clist->dmin_interspecies)*1.5;
+		r = (H-fabs(h))*tantheta - sqrt(vesicle->clist->dmin_interspecies)*1.5;
+		dphi = 2.0*asin(1.0/2.0/r)*1.001;
+		dh = dphi/2.0/M_PI*1.001;
+		phi=0.0;
+		for(i=0;i<poly_list->n;i++){
+			for (j=0;j<poly_list->poly[i]->vlist->n;j++){
+				h = h + dh;
+				r = (H-fabs(h))*tantheta - sqrt(vesicle->clist->dmin_interspecies)*1.5;
+				dphi = 2.0*asin(1.0/2.0/r)*1.001;
+				dh = dphi/2.0/M_PI*1.001;
+				phi+=dphi;
+				//ji = j + i*poly_list->poly[i]->vlist->n;
+				poly_list->poly[i]->vlist->vtx[j]->x = r*cos(phi);
+				poly_list->poly[i]->vlist->vtx[j]->y = r*sin(phi);
+				poly_list->poly[i]->vlist->vtx[j]->z = h;// ji*dh - (dh*poly_list->n*poly_list->poly[i]->vlist->n/2.0);
+			}
+		}
+	}
+
+		//index correction for polymeres. Important, since each vtx has to have unique id
+/*	idx=vlist->n;
+	for(i=0;i<n_poly;i++){
+		for(j=0;j<n_mono;j++,idx++){
+
+			poly_list->poly[i]->vlist->vtx[j]->idx=idx;
+
+		}
+	}
+*/
 
 	return poly_list;
 }

--
Gitblit v1.9.3