From 2c4278db6ead5c27e30a3000097ed898c968534e Mon Sep 17 00:00:00 2001
From: Samo Penic <samo.penic@gmail.com>
Date: Sat, 09 Mar 2019 19:45:22 +0000
Subject: [PATCH] Added direct force plugin and fixes in stretching energy

---
 src/tape |   38 ++++++++++++++++++++++++++++++++------
 1 files changed, 32 insertions(+), 6 deletions(-)

diff --git a/src/tape b/src/tape
index 69fd056..42e22ea 100644
--- a/src/tape
+++ b/src/tape
@@ -12,9 +12,9 @@
 
 # Pressure calculations
 # (pswitch=1: calc. p*dV energy contribution)
-pswitch = 0
+pswitch = 1
 # pressure difference: p_inside - p_outside (in units kT/l_min^3):
-pressure=10.0
+pressure=-10.0
 
 #Constant volume constraint (0 disable constant volume, 1 enable wiht additional vertex move, 2 enable with epsvol)
 constvolswitch=0
@@ -23,11 +23,16 @@
 #Constant area constraint (0 disable constant area, 2 enable constant area with epsarea)
 constareaswitch=0
 
+
+#Stretching
+stretchswitch=1
+xkA0=1.0
+
 ####### Polymer (brush) definitions ###########
 # npoly is a number of polymers attached to npoly distinct vertices on vesicle
-npoly=800
+npoly=0
 # nmono is a number of monomers in each polymer
-nmono=6
+nmono=10
 # Spring constant between monomers of the polymer
 k_spring=800
 #set to 1 if half of the polymeres are inside the vesicle
@@ -39,7 +44,7 @@
 # nfono is a number of monomers in each filament
 nfono=3
 # Persistence lenght of the filaments (in units l_min)
-xi=0
+xi=100
 
 ####### Nucleus (inside the vesicle) ###########
 # Radius of an impenetrable hard sphere inside the vesicle
@@ -59,7 +64,7 @@
 mcsweeps=200
 #how many initial mcsweeps*inititer MC sweeps before recording to disk?
 #2
-inititer=10
+inititer=0
 #how many records do you want on the disk iteration are there in a run?
 #10000
 iterations=100
@@ -71,6 +76,8 @@
 
 #shut up if we are using cluster!!!
 quiet=false
+ 
+
 
 #what type of multiprocessing? (*none, smp, cluster, distributed, cuda, auto)
 #currently only none makes sense.
@@ -82,3 +89,22 @@
 #max number of processes in distributed (voluntary) environment
 distributed_processes=50
 #cuda options???
+
+
+#number of vertices with spontaneous curvature (integer)
+number_of_vertices_with_c0=100
+#c0/2 is spontaneous curvature. c0 is used as (c1+c1-c0)^2 in energy term (float)
+c0=0.5
+#energy of attraction of vertices with spontaneous curvature (float, positive value for attraction)
+w=10.0
+#direct force on vesicles with spontaneous curvature (float)
+F=2.0
+
+
+
+#plane confinement
+plane_confinement_switch=1
+#final plane distance (float in lmin)
+plane_d=10
+#plane to vesicle repulsion force while closing
+plane_F=10

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