From a8e354c7fad70eb7fdfda62ec83faf1be6c4ed44 Mon Sep 17 00:00:00 2001
From: Samo Penic <samo.penic@gmail.com>
Date: Tue, 24 Jan 2023 20:03:01 +0000
Subject: [PATCH] Changes in code and README for easier compilation. May break something

---
 src/initial_distribution.c |   71 ++++++++++++++++++++++++++++-------
 1 files changed, 56 insertions(+), 15 deletions(-)

diff --git a/src/initial_distribution.c b/src/initial_distribution.c
index bff9f05..756fdae 100644
--- a/src/initial_distribution.c
+++ b/src/initial_distribution.c
@@ -1,3 +1,4 @@
+/* vim: set ts=4 sts=4 sw=4 noet : */
 #include<stdlib.h>
 #include<math.h>
 #include<stdio.h>
@@ -39,16 +40,28 @@
 
 ts_vesicle *create_vesicle_from_tape(ts_tape *tape){
 	ts_vesicle *vesicle;
-	ts_vertex *vtx;
 
 	vesicle=initial_distribution_dipyramid(tape->nshell,tape->ncxmax,tape->ncymax,tape->nczmax,tape->stepsize);
-	// Nucleus:
-	vesicle->R_nucleus=tape->R_nucleus*tape->R_nucleus;
+    	vesicle->tape=tape;
+	vesicle->clist->dmin_interspecies = tape->dmin_interspecies*tape->dmin_interspecies;
+	vesicle->poly_list=init_poly_list(tape->npoly,tape->nmono, vesicle->vlist, vesicle);
+	set_vesicle_values_from_tape(vesicle);
+		initial_population_with_c0(vesicle,tape);
+	return vesicle;
+}
 
+ts_bool set_vesicle_values_from_tape(ts_vesicle *vesicle){
+	// Nucleus:
+	ts_vertex *vtx;
+	ts_tape *tape=vesicle->tape;
+	vesicle->R_nucleus=tape->R_nucleus*tape->R_nucleus;
+	vesicle->R_nucleusX=tape->R_nucleusX*tape->R_nucleusX;
+	vesicle->R_nucleusY=tape->R_nucleusY*tape->R_nucleusY;
+	vesicle->R_nucleusZ=tape->R_nucleusZ*tape->R_nucleusZ;
 	vesicle->clist->dmin_interspecies = tape->dmin_interspecies*tape->dmin_interspecies;
 
 	//Initialize grafted polymers (brush):
-	vesicle->poly_list=init_poly_list(tape->npoly,tape->nmono, vesicle->vlist, vesicle);
+	//vesicle->poly_list=init_poly_list(tape->npoly,tape->nmono, vesicle->vlist, vesicle);
 	vesicle->spring_constant=tape->kspring;
 	poly_assign_spring_const(vesicle);
 
@@ -85,12 +98,13 @@
 	vesicle->dmax=tape->dmax*tape->dmax; /* dmax^2 in the vesicle dmax variable */
 	vesicle->bending_rigidity=tape->xk0;
 	vtx_set_global_values(vesicle); /* make xk0 default value for every vertex */ 
-	ts_fprintf(stdout, "Tape setting: xk0=%e\n",tape->xk0);
+//	ts_fprintf(stdout, "Tape setting: xk0=%e\n",tape->xk0);
 	vesicle->stepsize=tape->stepsize;
 	vesicle->clist->ncmax[0]=tape->ncxmax;
 	vesicle->clist->ncmax[1]=tape->ncymax;
 	vesicle->clist->ncmax[2]=tape->nczmax;
-	vesicle->clist->max_occupancy=8; /* hard coded max occupancy? */
+//THIS IS NOW HARDCODED IN CELL.C
+//	vesicle->clist->max_occupancy=16; /* hard coded max occupancy? */
 
 	vesicle->pressure= tape->pressure;
 	vesicle->pswitch=tape->pswitch;
@@ -100,12 +114,39 @@
     else {
         vesicle->sphHarmonics=NULL;
     }
-    return vesicle;
+
+	vesicle->tlist->a0=sqrt(3)/4*pow((vesicle->tape->dmax+1.0)/2.0,2);  
+    return TS_SUCCESS;
 
 }
 
 
-
+ts_bool initial_population_with_c0(ts_vesicle *vesicle, ts_tape *tape){
+	int rndvtx,i,j;
+	if(tape->number_of_vertices_with_c0>0){
+//		ts_fprintf(stderr,"Setting values for spontaneous curvature as defined in tape\n");
+		j=0;
+		for(i=0;i<tape->number_of_vertices_with_c0;i++){
+			rndvtx=rand() % vesicle->vlist->n;
+			if(fabs(vesicle->vlist->vtx[rndvtx]->c-tape->c0)<1e-15){
+				j++;
+				i--;
+				if(j>10*vesicle->vlist->n){
+					fatal("cannot populate vesicle with vertices with spontaneous curvature. Too many spontaneous curvature vertices?",100);
+				}
+				continue;
+			}
+			vesicle->vlist->vtx[rndvtx]->c=tape->c0;
+			vesicle->vlist->vtx[rndvtx]->direct_interaction_force=tape->F;
+		}
+		mean_curvature_and_energy(vesicle);
+		if(fabs(tape->w)>1e-16){ //if nonzero energy
+//			ts_fprintf(stderr,"Setting attraction between vertices with spontaneous curvature\n");
+			sweep_attraction_bond_energy(vesicle);
+		}
+	}
+	return TS_SUCCESS;
+}
 
 
 ts_bool pentagonal_dipyramid_vertex_distribution(ts_vertex_list *vlist){
@@ -116,15 +157,15 @@
 	const ts_double c2= cos(4.0*M_PI/5.0);
 
 	/* Calculates projection lenght of an edge bond to pentagram plane */
-	const ts_double xl0=A0/(2.0*sin(M_PI/5.0));
+	const ts_double xl0=DEF_A0/(2.0*sin(M_PI/5.0));
 #ifdef TS_DOUBLE_DOUBLE
-	const ts_double z0=sqrt(pow(A0,2)-pow(xl0,2));
+	const ts_double z0=sqrt(pow(DEF_A0,2)-pow(xl0,2));
 #endif
 #ifdef TS_DOUBLE_FLOAT
-	const ts_double z0=sqrtf(powf(A0,2)-powf(xl0,2));
+	const ts_double z0=sqrtf(powf(DEF_A0,2)-powf(xl0,2));
 #endif
 #ifdef TS_DOUBLE_LONGDOUBLE
-	const ts_double z0=sqrtl(powl(A0,2)-powl(xl0,2));
+	const ts_double z0=sqrtl(powl(DEF_A0,2)-powl(xl0,2));
 #endif
 //	const z0=sqrt(A0*A0 -xl0*xl0); /* I could use pow function but if pow is used make a check on the float type. If float then powf, if long double use powl */
 
@@ -216,7 +257,7 @@
 	for(i=1;i<=vlist->n;i++){
 		for(j=1;j<=vlist->n;j++){
 			dist2=vtx_distance_sq(vtx[i],vtx[j]);
-			if( (dist2>eps) && (dist2<(A0*A0+eps))){ 
+			if( (dist2>eps) && (dist2<(DEF_A0*DEF_A0+eps))){ 
 	//if it is close enough, but not too much close (solves problem of comparing when i==j)
 				vtx_add_neighbour(vtx[i],vtx[j]);
 			}
@@ -249,7 +290,7 @@
                	dist2=vtx_distance_sq(vtx[i]->neigh[j-1],vtx[i]->neigh[jj-1]);
                	direct=vtx_direct(vtx[i],vtx[i]->neigh[j-1],vtx[i]->neigh[jj-1]);
 // TODO: check if fabs can be used with all floating point types!!
-               	if( (fabs(dist2-A0*A0)<=eps) && (direct>0.0) && (j!=jjj) ){
+               	if( (fabs(dist2-DEF_A0*DEF_A0)<=eps) && (direct>0.0) && (j!=jjj) ){
            			vtx_add_cneighbour(blist,tvtx[k],tvtx[vtx[i]->neigh[j-1]->idx+1]);
            			jjj=jj;
            			jj=j;
@@ -315,7 +356,7 @@
 				dist=vtx_distance_sq(vtx[i]->neigh[j-1],vtx[i]->neigh[jj-1]);
 				direct=vtx_direct(vtx[i],vtx[i]->neigh[j-1],vtx[i]->neigh[jj-1]);				
 // TODO: same as above				
-				if(fabs(dist-A0*A0)<=eps && direct < 0.0 && vtx[i]->neigh[j-1]->idx+1 > i && vtx[i]->neigh[jj-1]->idx+1 >i){
+				if(fabs(dist-DEF_A0*DEF_A0)<=eps && direct < 0.0 && vtx[i]->neigh[j-1]->idx+1 > i && vtx[i]->neigh[jj-1]->idx+1 >i){
 					triangle_add(tlist,vtx[i],vtx[i]->neigh[j-1],vtx[i]->neigh[jj-1]);
 				}	
 			}	

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