46 lines
1.7 KiB
Lua
46 lines
1.7 KiB
Lua
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local Piece = require 'tetris.components.piece'
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local ARS = require 'tetris.rulesets.arika'
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local EHeart = ARS:extend()
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EHeart.name = "E-Heart ARS"
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EHeart.hash = "EHeartARS"
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function EHeart:attemptWallkicks(piece, new_piece, rot_dir, grid)
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-- I and O don't kick
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if (piece.shape == "I" or piece.shape == "O") then return end
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-- center column rule (kicks)
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local offsets = new_piece:getBlockOffsets()
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table.sort(offsets, function(A, B) return A.y < B.y or A.y == B.y and A.x < B.y end)
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for index, offset in pairs(offsets) do
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if grid:isOccupied(piece.position.x + offset.x, piece.position.y + offset.y) then
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-- individual checks for all 9 cells, in the given order
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if offset.y < 0 then
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if offset.x < 0 then self:lateralKick(1, piece, new_piece, rot_dir, grid)
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elseif offset.x == 0 then return
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elseif offset.x > 0 then self:lateralKick(-1, piece, new_piece, rot_dir, grid) end
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elseif offset.y == 0 then
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if offset.x < 0 then self:lateralKick(1, piece, new_piece, rot_dir, grid)
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elseif offset.x == 0 then return
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elseif offset.x > 0 then self:lateralKick(-1, piece, new_piece, rot_dir, grid) end
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elseif offset.y > 0 then
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if offset.x < 0 then self:lateralKick(1, piece, new_piece, rot_dir, grid)
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elseif offset.x == 0 then return
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elseif offset.x > 0 then self:lateralKick(-1, piece, new_piece, rot_dir, grid) end
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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 EHeart:lateralKick(dx, piece, new_piece, rot_dir, grid)
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if (grid:canPlacePiece(new_piece:withOffset({x=dx, y=0}))) then
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piece:setRelativeRotation(rot_dir):setOffset({x=dx, y=0})
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self:onPieceRotate(piece, grid)
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end
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end
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return EHeart
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