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#! /usr/bin/env python
import json
import os
import sys
import re
import argparse
from math import floor
from os.path import dirname
class Heatmap(object):
coords = [
[
# Row 0
[ 4, 0], [ 4, 2], [ 2, 0], [ 1, 0], [ 2, 2], [ 3, 0], [ 3, 2],
[ 3, 4], [ 3, 6], [ 2, 4], [ 1, 2], [ 2, 6], [ 4, 4], [ 4, 6],
],
[
# Row 1
[ 8, 0], [ 8, 2], [ 6, 0], [ 5, 0], [ 6, 2], [ 7, 0], [ 7, 2],
[ 7, 4], [ 7, 6], [ 6, 4], [ 5, 2], [ 6, 6], [ 8, 4], [ 8, 6],
],
[
# Row 2
[12, 0], [12, 2], [10, 0], [ 9, 0], [10, 2], [11, 0], [ ],
[ ], [11, 2], [10, 4], [ 9, 2], [10, 6], [12, 4], [12, 6],
],
[
# Row 3
[17, 0], [17, 2], [15, 0], [14, 0], [15, 2], [16, 0], [13, 0],
[13, 2], [16, 2], [15, 4], [14, 2], [15, 6], [17, 4], [17, 6],
],
[
# Row 4
[20, 0], [20, 2], [19, 0], [18, 0], [19, 2], [], [], [], [],
[19, 4], [18, 2], [19, 6], [20, 4], [20, 6],
],
[
# Row 5
[ ], [23, 0], [22, 2], [22, 0], [22, 4], [21, 0], [21, 2],
[24, 0], [24, 2], [25, 0], [25, 4], [25, 2], [26, 0], [ ],
],
]
def set_attr_at(self, block, n, attr, fn, val):
blk = self.heatmap[block][n]
if attr in blk:
blk[attr] = fn(blk[attr], val)
else:
blk[attr] = fn(None, val)
def coord(self, col, row):
return self.coords[row][col]
@staticmethod
def set_attr(orig, new):
return new
def set_bg(self, (block, n), color):
self.set_attr_at(block, n, "c", self.set_attr, color)
#self.set_attr_at(block, n, "g", self.set_attr, False)
def set_tap_info(self, (block, n), count, cap):
def _set_tap_info(o, _count, _cap):
ns = 4 - o.count ("\n")
return o + "\n" * ns + "%.02f%%" % (float(_count) / float(_cap) * 100)
if not cap:
cap = 1
self.heatmap[block][n + 1] = _set_tap_info (self.heatmap[block][n + 1], count, cap)
@staticmethod
def heatmap_color (v):
colors = [ [0.3, 0.3, 1], [0.3, 1, 0.3], [1, 1, 0.3], [1, 0.3, 0.3]]
fb = 0
if v <= 0:
idx1, idx2 = 0, 0
elif v >= 1:
idx1, idx2 = len(colors) - 1, len(colors) - 1
else:
val = v * (len(colors) - 1)
idx1 = int(floor(val))
idx2 = idx1 + 1
fb = val - float(idx1)
r = (colors[idx2][0] - colors[idx1][0]) * fb + colors[idx1][0]
g = (colors[idx2][1] - colors[idx1][1]) * fb + colors[idx1][1]
b = (colors[idx2][2] - colors[idx1][2]) * fb + colors[idx1][2]
r, g, b = [x * 255 for x in r, g, b]
return "#%02x%02x%02x" % (r, g, b)
def __init__(self, layout):
self.log = {}
self.total = 0
self.max_cnt = 0
self.layout = layout
def update_log(self, (c, r)):
if not (c, r) in self.log:
self.log[(c, r)] = 0
self.log[(c, r)] = self.log[(c, r)] + 1
self.total = self.total + 1
if self.max_cnt < self.log[(c, r)]:
self.max_cnt = self.log[(c, r)]
def get_heatmap(self):
with open("%s/heatmap-layout.%s.json" % (dirname(sys.argv[0]), self.layout), "r") as f:
self.heatmap = json.load (f)
## Reset colors
for row in self.coords:
for coord in row:
if coord != []:
self.set_bg (coord, "#d9dae0")
for (c, r) in self.log:
coords = self.coord(c, r)
b, n = coords
cap = self.max_cnt
if cap == 0:
cap = 1
v = float(self.log[(c, r)]) / cap
self.set_bg (coords, self.heatmap_color (v))
self.set_tap_info (coords, self.log[(c, r)], self.total)
return self.heatmap
def get_stats(self):
usage = [
# left hand
[0, 0, 0, 0, 0],
# right hand
[0, 0, 0, 0, 0]
]
finger_map = [0, 0, 1, 2, 3, 4, 4]
for (c, r) in self.log:
if r == 5: # thumb cluster
if c <= 6: # left side
usage[0][4] = usage[0][4] + self.log[(c, r)]
else:
usage[1][4] = usage[1][4] + self.log[(c, r)]
else:
fc = c
hand = 0
if fc >= 7:
fc = fc - 7
hand = 1
fm = finger_map[fc]
usage[hand][fm] = usage[hand][fm] + self.log[(c, r)]
hand_usage = [0, 0]
for f in usage[0]:
hand_usage[0] = hand_usage[0] + f
for f in usage[1]:
hand_usage[1] = hand_usage[1] + f
total = self.total
if total == 0:
total = 1
stats = {
"hands": {
"left": {
"usage": float(hand_usage[0]) / total * 100,
"fingers": {
"0 - pinky": 0,
"1 - ring": 0,
"2 - middle": 0,
"3 - index": 0,
"4 - thumb": 0,
}
},
"right": {
"usage": float(hand_usage[1]) / total * 100,
"fingers": {
"0 - thumb": 0,
"1 - index": 0,
"2 - middle": 0,
"3 - ring": 0,
"4 - pinky": 0,
}
},
}
}
hmap = ['left', 'right']
fmap = ['0 - pinky', '1 - ring', '2 - middle', '3 - index', '4 - thumb',
'0 - thumb', '1 - index', '2 - middle', '3 - ring', '4 - pinky']
for hand_idx in range(len(usage)):
hand = usage[hand_idx]
for finger_idx in range(len(hand)):
stats['hands'][hmap[hand_idx]]['fingers'][fmap[finger_idx + hand_idx * 5]] = float(hand[finger_idx]) / total * 100
return stats
def dump_all(out_dir, heatmaps):
for layer in heatmaps.keys():
if len(heatmaps[layer].log) == 0:
continue
with open ("%s/%s.json" % (out_dir, layer), "w") as f:
json.dump(heatmaps[layer].get_heatmap(), f)
print >>sys.stderr, "%s stats:" % (layer)
json.dump (heatmaps[layer].get_stats(), sys.stderr,
indent = 4, sort_keys = True)
print >>sys.stderr, ""
print >>sys.stderr, ""
def main(opts):
heatmaps = {"Dvorak": Heatmap("Dvorak"),
"ADORE": Heatmap("ADORE")
}
cnt = 0
restrict_row = opts.restrict_row
out_dir = opts.outdir
while True:
line = sys.stdin.readline()
if not line:
break
m = re.search ('KL: col=(\d+), row=(\d+), pressed=(\d+), layer=(.*)', line)
if not m:
continue
cnt = cnt + 1
(c, r, l) = (int(m.group (2)), int(m.group (1)), m.group (4))
if restrict_row != -1 and r != restrict_row:
continue
if c in opts.ignore_columns:
continue
heatmaps[l].update_log ((c, r))
if opts.dump_interval != -1 and cnt >= opts.dump_interval:
cnt = 0
dump_all(out_dir, heatmaps)
dump_all (out_dir, heatmaps)
if __name__ == "__main__":
parser = argparse.ArgumentParser (description = "keylog to heatmap processor")
parser.add_argument ('outdir', action = 'store',
help = 'Output directory')
parser.add_argument ('--row', dest = 'restrict_row', action = 'store', type = int,
default = -1, help = 'Restrict processing to this row only')
parser.add_argument ('--dump-interval', dest = 'dump_interval', action = 'store', type = int,
default = 100, help = 'Dump stats and heatmap at every Nth event, -1 for dumping at EOF only')
parser.add_argument ('--ignore-column', dest = 'ignore_columns', action = 'append', type = int,
default = [], help = 'Ignore the specified columns')
args = parser.parse_args()
main(args)
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