[Python-modules-commits] [python-pysolar] 06/18: Split GetAltitude and GetAzimuth into two versions: fast but inaccurate and accurate but slow. Started simulation module.

[Wolfgang Borgert]

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debacle pushed a commit to annotated tag 0.3.0
in repository python-pysolar.

commit cb121fc2a107c5742eff64fe6580e3f579cbc75c
Author: Brandon Stafford <brandon at pingswept.org>
Date:   Sat Mar 15 22:45:30 2008 -0400

    Split GetAltitude and GetAzimuth into two versions: fast but inaccurate and accurate but slow. Started simulation module.
---
 simulate.py | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)

diff --git a/simulate.py b/simulate.py
new file mode 100644
index 0000000..e5667a2
--- /dev/null
+++ b/simulate.py
@@ -0,0 +1,39 @@
+#!/usr/bin/python
+
+#    Library for calculating location of the sun
+
+#    Copyright 2007 Brandon Stafford
+#
+#    This file is part of Pysolar.
+#
+#    Pysolar is free software; you can redistribute it and/or modify
+#    it under the terms of the GNU General Public License as published by
+#    the Free Software Foundation; either version 3 of the License, or
+#    (at your option) any later version.
+#
+#    Pysolar is distributed in the hope that it will be useful,
+#    but WITHOUT ANY WARRANTY; without even the implied warranty of
+#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#    GNU General Public License for more details.
+#
+#    You should have received a copy of the GNU General Public License along
+#    with Pysolar. If not, see <http://www.gnu.org/licenses/>.
+
+import datetime
+import solar
+
+def BuildTimeList(start_utc_datetime, end_utc_datetime, step_minutes):
+
+	step = step_minutes * 60
+	time_list = []
+	span = end_utc_datetime - start_utc_datetime
+	dt = datetime.timedelta(seconds = step)
+	print span
+	return map(lambda n: start_utc_datetime + dt * n, range((span.days * 86400 + span.seconds) / step))
+
+def SimulateSpan(latitude_deg, longitude_deg, start_utc_datetime, end_utc_datetime, step_minutes):
+	
+	time_list = buildTimeList(start_utc_datetime, end_utc_datetime, step_minutes)
+	
+	for time in time_list:
+		print 'Altitude: ' + str(solar.GetAltitude(latitude_deg, longitude_deg, time)) + ' Azimuth: ' + str(solar.GetAzimuth(latitude_deg, longitude_deg, time))

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