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#!/usr/bin/env python
# Write out gamma correction table as lines in a Verilog case statement.
# Copyright (C) 2013 Jared Boone, ShareBrained Technology, Inc.
#
# This file is part of the Medusa project.
#
# This program 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 2
# of the License, or (at your option) any later version.
#
# This program 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 this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
# Table from http://forum.arduino.cc/index.php?topic=96839.0
table = [
0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 4, 4,
4, 4, 4, 5, 5, 5, 5, 6, 6, 6, 6, 7, 7, 7, 7, 8,
8, 8, 9, 9, 9, 10, 10, 10, 11, 11, 12, 12, 12, 13, 13, 14,
14, 15, 15, 15, 16, 16, 17, 17, 18, 18, 19, 19, 20, 20, 21, 22,
22, 23, 23, 24, 25, 25, 26, 26, 27, 28, 28, 29, 30, 30, 31, 32,
33, 33, 34, 35, 36, 36, 37, 38, 39, 40, 40, 41, 42, 43, 44, 45,
46, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60,
61, 62, 63, 64, 65, 67, 68, 69, 70, 71, 72, 73, 75, 76, 77, 78,
80, 81, 82, 83, 85, 86, 87, 89, 90, 91, 93, 94, 95, 97, 98, 99,
101, 102, 104, 105, 107, 108, 110, 111, 113, 114, 116, 117, 119, 121, 122, 124,
125, 127, 129, 130, 132, 134, 135, 137, 139, 141, 142, 144, 146, 148, 150, 151,
153, 155, 157, 159, 161, 163, 165, 166, 168, 170, 172, 174, 176, 178, 180, 182,
184, 186, 189, 191, 193, 195, 197, 199, 201, 204, 206, 208, 210, 212, 215, 217,
219, 221, 224, 226, 228, 231, 233, 235, 238, 240, 243, 245, 248, 250,
253, 255
]
for n in range(len(table)):
print('\t%d: v_o = %d;' % (n, table[n]))