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authorWalter Bender <walter.bender@gmail.com>2011-08-27 12:30:28 (GMT)
committer Walter Bender <walter.bender@gmail.com>2011-08-27 12:30:28 (GMT)
commit0a7c8b78631e651799c07488eaedd01f93437e04 (patch)
treee5ecc5631ddb2a67fb9e61dd9961a1b58bcf1cbe /plugins/accelerometer/accelerometer.py
parentba58030ed43e842972081a7bf13a97ab356ed927 (diff)
using float values as per OLPC #11166
Diffstat (limited to 'plugins/accelerometer/accelerometer.py')
-rw-r--r--plugins/accelerometer/accelerometer.py19
1 files changed, 12 insertions, 7 deletions
diff --git a/plugins/accelerometer/accelerometer.py b/plugins/accelerometer/accelerometer.py
index 76e9c35..615b253 100644
--- a/plugins/accelerometer/accelerometer.py
+++ b/plugins/accelerometer/accelerometer.py
@@ -29,11 +29,14 @@ import logging
_logger = logging.getLogger('turtleart-activity accelerometer plugin')
+ACCELEROMETER_DEVICE = '/sys/devices/platform/lis3lv02d/position'
+
+
class Accelerometer(Plugin):
def __init__(self, parent):
self._parent = parent
- if os.path.exists('/sys/devices/platform/lis3lv02d/position'):
+ if os.path.exists(ACCELEROMETER_DEVICE):
self._status = True
else:
self._status = False
@@ -50,13 +53,15 @@ class Accelerometer(Plugin):
palette.add_block('xyz',
style='basic-style-extended-vertical',
label=_('acceleration'),
- help_string=_('push accereration in x, y, z to heap'),
+ help_string=\
+ _('push accereration in x, y, z to heap'),
prim_name='xyz')
else:
palette.add_block('xyz',
style='basic-style-extended-vertical',
label=_('acceleration'),
- help_string=_('push accereration in x, y, z to heap'),
+ help_string=\
+ _('push accereration in x, y, z to heap'),
hidden=True,
prim_name='xyz')
@@ -76,10 +81,10 @@ class Accelerometer(Plugin):
self._parent.lc.heap.append(0)
self._parent.lc.heap.append(0)
else:
- fh = open('/sys/devices/platform/lis3lv02d/position')
+ fh = open(ACCELEROMETER_DEVICE)
string = fh.read()
xyz = string[1:-2].split(',')
- self._parent.lc.heap.append(int(xyz[2]))
- self._parent.lc.heap.append(int(xyz[1]))
- self._parent.lc.heap.append(int(xyz[0]))
+ self._parent.lc.heap.append(float(xyz[2]) / 18)
+ self._parent.lc.heap.append(float(xyz[1]) / 18)
+ self._parent.lc.heap.append(float(xyz[0]) / 18)
fh.close()