cambridge-modpack/tetris/rulesets/trans.lua
2021-11-27 16:08:54 -05:00

54 lines
1.5 KiB
Lua

local ARS = require 'tetris.rulesets.arika'
local Trans = ARS:extend()
Trans.name = "TransRS"
Trans.hash = "TransRS"
function Trans:attemptRotate(new_inputs, piece, grid, initial)
local rot_dir = 0
if (new_inputs["rotate_left"] or new_inputs["rotate_left2"]) then
rot_dir = 3
elseif (new_inputs["rotate_right"] or new_inputs["rotate_right2"]) then
rot_dir = 1
elseif (new_inputs["rotate_180"]) then
rot_dir = 2
end
if rot_dir == 0 then return end
if config.gamesettings.world_reverse == 3 or (self.world and config.gamesettings.world_reverse == 2) then
rot_dir = 4 - rot_dir
end
local new_piece = piece:withRelativeRotation(rot_dir)
if initial then
if (grid:canPlacePiece(new_piece)) then
self:onPieceRotate(piece, grid)
piece:setRelativeRotation(rot_dir)
end
else
self:attemptWallkicks(piece, new_piece, rot_dir, grid)
end
end
function Trans:attemptWallkicks(piece, new_piece, rot_dir, grid)
local pieces = {"I", "J", "L", "O", "S", "T", "Z"}
repeat
new_piece.shape = pieces[math.random(7)]
until piece.shape ~= new_piece.shape
local offsets = {{x=0, y=0}, {x=1, y=0}, {x=-1, y=0}}
for _, o in pairs(offsets) do
local kicked_piece = new_piece:withOffset(o)
if (grid:canPlacePiece(kicked_piece)) then
self:onPieceRotate(piece, grid)
piece:setRelativeRotation(rot_dir)
piece:setOffset(o)
piece.shape = new_piece.shape
return
end
end
end
return Trans