41 lines
986 B
Lua
41 lines
986 B
Lua
local Randomizer = require 'tetris.randomizers.randomizer'
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local SplitHistoryRandomizer = Randomizer:extend()
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function SplitHistoryRandomizer:initialize()
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self.history = {"Z", "Z", "Z", "Z", "Z", "Z", "Z", "Z"}
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self.piece_count = 0
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end
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function SplitHistoryRandomizer:generatePiece()
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if self.piece_count < 2 then
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self.piece_count = self.piece_count + 1
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return self:updateHistory(({"L", "J", "I", "T"})[math.random(4)])
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else
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local shapes = {"I", "J", "L", "O", "S", "T", "Z"}
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for i = 1, 4 do
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local x = math.random(7)
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if not inHistory(shapes[x], self.history) or i == 4 then
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return self:updateHistory(shapes[x])
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end
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end
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end
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end
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function SplitHistoryRandomizer:updateHistory(shape)
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table.remove(self.history, 1)
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table.insert(self.history, shape)
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return shape
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end
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function inHistory(piece, history)
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for i = 1, 7, 2 do
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if history[i] == piece then
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return true
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end
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end
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return false
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end
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return SplitHistoryRandomizer
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