diff options
Diffstat (limited to 'game/polyomino.lua')
| -rw-r--r-- | game/polyomino.lua | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/game/polyomino.lua b/game/polyomino.lua index ddafd48..1407863 100644 --- a/game/polyomino.lua +++ b/game/polyomino.lua @@ -8,6 +8,9 @@ function M.def(name, shape, kick_table) local new = setmetatable({name = name}, M) new.kick_table = kick_table or {{{0, 0}}, {{0, 0}}, {{0, 0}}, {{0, 0}}} new.cells = {} + new.last_rotated = false + new.t_spun = false + new.last_kick_id = 0 for l in shape:gmatch "[^%s]+" do local line = {} new.size = #l @@ -125,6 +128,16 @@ function piece:place() self.placed = true end +function piece:t_spin_check() + if self.poly.name ~= "tetr.T" then return false end + if self.last_kick_id == 5 then return true end + local check_points = {{0,0},{2,2},{0,2},{2,0}} + local corners_total = 0 + for i, v in ipairs(check_points) do + if self.field.cells[self.line+v[1]][self.column+v[2]] then corners_total = corners_total + 1 end + end + return corners_total >= 3 +end function piece:rotate(ccw) local rotation = self.rotation + (ccw and -1 or 1) if rotation > 4 then @@ -157,6 +170,9 @@ function piece:rotate(ccw) self.rotation = rotation self.line = ty self.column = tx + self.last_rotated = true + self.last_kick_id = i + self.t_spun = self:t_spin_check() return true end end @@ -167,6 +183,8 @@ function piece:move(lines, columns) if self:can_move(lines, columns) then self.line = self.line + lines or 0 self.column = self.column + columns or 0 + self.last_rotated = false + self.t_spun = false return true end return false |