From 5c3143e7b7d0979d6eed07b6dfbe9f214159bdbb Mon Sep 17 00:00:00 2001
From: Samo Penic <samo.penic@gmail.com>
Date: Tue, 31 May 2016 19:42:00 +0000
Subject: [PATCH] Use nucleus displaced centre in vertex move
---
src/vertexmove.c | 7 ++++---
1 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/src/vertexmove.c b/src/vertexmove.c
index 4caa86f..5a51c10 100644
--- a/src/vertexmove.c
+++ b/src/vertexmove.c
@@ -72,20 +72,21 @@
// TODO: Maybe faster if checks only nucleus-neighboring cells
// Nucleus penetration check:
+#define SQ(x) x*x
if(vesicle->R_nucleus>0.0){
- if (vtx->x*vtx->x + vtx->y*vtx->y + vtx->z*vtx->z < vesicle->R_nucleus){
+ if (SQ(vtx->x-vesicle->nucleus_center[0])+ SQ(vtx->y-vesicle->nucleus_center[1]) + SQ(vtx->z-vesicle->nucleus_center[2]) < vesicle->R_nucleus){
vtx=memcpy((void *)vtx,(void *)&backupvtx[0],sizeof(ts_vertex));
return TS_FAIL;
}
} else if(vesicle->R_nucleusX>0.0){
// fprintf(stderr,"DEBUG, (Rx, Ry,Rz)^2=(%f,%f,%f)\n",vesicle->R_nucleusX, vesicle->R_nucleusY, vesicle->R_nucleusZ);
- if ((vtx->x*vtx->x)/vesicle->R_nucleusX + vtx->y*vtx->y/vesicle->R_nucleusY + (vtx->z*vtx->z)/vesicle->R_nucleusZ < 1.0){
+ if (SQ(vtx->x-vesicle->nucleus_center[0])/vesicle->R_nucleusX + SQ(vtx->y-vesicle->nucleus_center[1])/vesicle->R_nucleusY + SQ(vtx->z-vesicle->nucleus_center[2])/vesicle->R_nucleusZ < 1.0){
vtx=memcpy((void *)vtx,(void *)&backupvtx[0],sizeof(ts_vertex));
return TS_FAIL;
}
}
-
+#undef SQ
//self avoidance check with distant vertices
cellidx=vertex_self_avoidance(vesicle, vtx);
//check occupation number
--
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