WIP hexarray modes example

Former-commit-id: 21c5b46f776d93af936888f46171961fd014489f

examples/hexagonal/modes/01_compute_modes.sh

@@ -0,0 +1,16 @@
+#!/bin/bash
+SCRIPTDIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
+MISCDIR=../../../misc
+
+source ${SCRIPTDIR}/00_params.sh
+
+${MISCDIR}/lat2d_modes.py \
+       	-n $BG_REFINDEX \
+	-b s${A1X_nm}e-9 s${A1Y_nm}e-9 \
+	-b s${A2X_nm}e-9 s${A2Y_nm}e-9 \
+	-p s${P1X_nm}e-9 s${P1Y_nm}e-9 \
+	-p s${P2X_nm}e-9 s${P2Y_nm}e-9 \
+	-L 3 -m $METAL -r ${RADIUS_nm}e-9 -H ${HEIGHT_nm}e-9 \
+	-k s${KPOINTX_nmi}e9 s${KPOINTY_nmi}e9 \
+	-d -3 \
+	-P

examples/hexagonal/modes/bc_env

@@ -0,0 +1 @@
+scale=20;pi=3.14159265358979323846;