builtin

/*
Minetest-c55
Copyright (C) 2010 celeron55, Perttu Ahola <celeron55@gmail.com>

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.

You should have received a copy of the GNU Lesser 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.
*/

#include "light.h"

#if 1
// Middle-raised variation of a_n+1 = a_n * 0.786
// Length of LIGHT_MAX+1 means LIGHT_MAX is the last value.
// LIGHT_SUN is read as LIGHT_MAX from here.
u8 light_decode_table[LIGHT_MAX+1] = 
{
8,
11+2,
14+7,
18+10,
22+15,
29+20,
37+20,
47+15,
60+10,
76+7,
97+5,
123+2,
157,
200,
255,
};
#endif

#if 0
/*
Made using this and:
- adding 220 as the second last one
- replacing the third last one (212) with 195

#!/usr/bin/python

from math import *
from sys import stdout

# We want 0 at light=0 and 255 at light=LIGHT_MAX
LIGHT_MAX = 14
#FACTOR = 0.69
#FACTOR = 0.75
Mode	Name	Size
-rw-r--r--	auth.lua	5626	log plain
-rw-r--r--	builtin.lua	1174	log plain
-rw-r--r--	chatcommands.lua	22607	log plain
-rw-r--r--	deprecated.lua	1483	log plain
-rw-r--r--	detached_inventory.lua	536	log plain
-rw-r--r--	falling.lua	5015	log plain
-rw-r--r--	features.lua	622	log plain
-rw-r--r--	item.lua	13786	log plain
-rw-r--r--	item_entity.lua	3286	log plain
-rw-r--r--	misc.lua	2669	log plain
-rw-r--r--	misc_helpers.lua	2214	log plain
-rw-r--r--	misc_register.lua	10033	log plain
-rw-r--r--	privileges.lua	1740	log plain
-rw-r--r--	serialize.lua	7856	log plain
-rw-r--r--	static_spawn.lua	915	log plain