Class: Mjai::TenhouArchive::TenhouFuro

Inherits:
Object
  • Object
show all
Includes:
Util
Defined in:
lib/mjai/tenhou_archive.rb

Overview

p.tenhou.net/img/mentsu136.txt

Constant Summary

Constants included from Util

Util::YAKU_ID_TO_NAME

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Util

compose_pid, decompose_pid, #delete_tehai_by_pid, get_pai, #get_points_params, #on_tenhou_event, #path, pid_to_pai, #verify_tenhou_tehais

Constructor Details

#initialize(fid) ⇒ TenhouFuro

Returns a new instance of TenhouFuro.



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# File 'lib/mjai/tenhou_archive.rb', line 299

def initialize(fid)
  @num = fid
  @target_dir = read_bits(2)
  if read_bits(1) == 1
    parse_chi()
    return
  end
  if read_bits(1) == 1
    parse_pon()
    return
  end
  if read_bits(1) == 1
    parse_kakan()
    return
  end
  if read_bits(1) == 1
    parse_nukidora()
    return
  end
  parse_kan()
end

Instance Attribute Details

#consumed_pids ⇒ Object (readonly)

Returns the value of attribute consumed_pids.



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# File 'lib/mjai/tenhou_archive.rb', line 321

def consumed_pids
  @consumed_pids
end

#taken_pid ⇒ Object (readonly)

Returns the value of attribute taken_pid.



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# File 'lib/mjai/tenhou_archive.rb', line 321

def taken_pid
  @taken_pid
end

#target_dir ⇒ Object (readonly)

Returns the value of attribute target_dir.



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# File 'lib/mjai/tenhou_archive.rb', line 321

def target_dir
  @target_dir
end

#type ⇒ Object (readonly)

Returns the value of attribute type.



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# File 'lib/mjai/tenhou_archive.rb', line 321

def type
  @type
end

Instance Method Details

#parse_chi ⇒ Object 



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# File 'lib/mjai/tenhou_archive.rb', line 336

def parse_chi()
  cids = (0...3).map(){ |i| read_bits(2) }
  read_bits(1)
  pattern = read_bits(6)
  seq_kind = pattern / 3
  taken_pos = pattern % 3
  pai_type = seq_kind / 7
  first_number = seq_kind % 7 + 1
  @type = :chi
  @consumed_pids = []
  for i in 0...3
    pid = compose_pid(pai_type, first_number + i, cids[i])
    if i == taken_pos
      @taken_pid = pid
    else
      @consumed_pids.push(pid)
    end
  end
end

#parse_kakan ⇒ Object 



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# File 'lib/mjai/tenhou_archive.rb', line 396

def parse_kakan()
  taken_cid = read_bits(2)
  read_bits(2)
  pattern = read_bits(7)
  pai_kind = pattern / 3
  taken_pos = pattern % 3
  pai_type = pai_kind / 9
  pai_number = pai_kind % 9 + 1
  @type = :kakan
  @target_dir = 0
  @consumed_pids = []
  for i in 0...4
    pid = compose_pid(pai_type, pai_number, i)
    if i == taken_cid
      @taken_pid = pid
    else
      @consumed_pids.push(pid)
    end
  end
end

#parse_kan ⇒ Object 



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# File 'lib/mjai/tenhou_archive.rb', line 380

def parse_kan()
  read_bits(2)
  pid = read_bits(8)
  (pai_type, pai_number, key_cid) = decompose_pid(pid)
  @type = @target_dir == 0 ? :ankan : :daiminkan
  @consumed_pids = []
  for i in 0...4
    pid = compose_pid(pai_type, pai_number, i)
    if i == key_cid && @type != :ankan
      @taken_pid = pid
    else
      @consumed_pids.push(pid)
    end
  end
end

#parse_pon ⇒ Object 



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# File 'lib/mjai/tenhou_archive.rb', line 356

def parse_pon()
  read_bits(1)
  unused_cid = read_bits(2)
  read_bits(2)
  pattern = read_bits(7)
  pai_kind = pattern / 3
  taken_pos = pattern % 3
  pai_type = pai_kind / 9
  pai_number = pai_kind % 9 + 1
  @type = :pon
  @consumed_pids = []
  j = 0
  for i in 0...4
    next if i == unused_cid
    pid = compose_pid(pai_type, pai_number, i)
    if j == taken_pos
      @taken_pid = pid
    else
      @consumed_pids.push(pid)
    end
    j += 1
  end
end

#read_bits(num_bits) ⇒ Object 



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# File 'lib/mjai/tenhou_archive.rb', line 417

def read_bits(num_bits)
  mask = (1 << num_bits) - 1
  result = @num & mask
  @num >>= num_bits
  return result
end

#to_action(game, actor) ⇒ Object 



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# File 'lib/mjai/tenhou_archive.rb', line 323

def to_action(game, actor)
  params = {
    :type => @type,
    :actor => actor,
    :pai => pid_to_pai(@taken_pid),
    :consumed => @consumed_pids.map(){ |pid| pid_to_pai(pid) },
  }
  if ![:ankan, :kakan].include?(@type)
    params[:target] = game.players[(actor.id + @target_dir) % 4]
  end
  return Action.new(params)
end