Fixed bad behaviour in init
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parent
0e8a501049
commit
0a64b6e966
22
init.lua
22
init.lua
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@ -117,15 +117,21 @@ function palette_swap.color_map.invert (r,g,b)
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return 1 - r, 1 - g, 1 - b
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end
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function palette_swap.color_map.switch_channel (mode)
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local channels = {'r', 'g', 'b'}
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local channel_order = {}
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for i = 1, #channels do
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local index = (mode % #channels) + 1
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mode = mode / #channels
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channel_order[#channel_order+1] = table.remove(channels,index)
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end
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local CHANNEL_ORDERS = {
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[0] = {'r', 'g', 'b'},
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[1] = {'g', 'b', 'r'},
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[2] = {'b', 'r', 'g'},
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[3] = {'r', 'b', 'g'},
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[4] = {'b', 'g', 'r'},
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[5] = {'g', 'r', 'b'},
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[6] = {'b', 'g', 'r'},
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[7] = {'b', 'g', 'r'}, -- TODO
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[8] = {'b', 'g', 'r'}, -- TODO
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[9] = {'r', 'g', 'b'}, -- TODO
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}
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function palette_swap.color_map.switch_channel (mode)
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local channel_order = CHANNEL_ORDERS[mode]
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local func_s = ("return function (r, g, b) return %s, %s, %s end"):format(unpack(channel_order))
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return loadstring (func_s)()
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end
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