Class: Executor

Inherits:
Object
  • Object
show all
Defined in:
lib/executor.rb

Constant Summary collapse

ALLOWED_ROMS = 
['tobu.gb', 'bgbtest.gb'].freeze

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Executor

Returns a new instance of Executor.



11
12
13
14
 
# File 'lib/executor.rb', line 11

def initialize
  rom_data = File.open('lib/roms/tobu.gb', 'r') { _1.read.bytes }
  @emulator = Rubyboy::EmulatorWasm.new(rom_data)
end

Instance Method Details

#exec(direction_key = 0b1111, action_key = 0b1111) ⇒ Object 



16
17
18
19
 
# File 'lib/executor.rb', line 16

def exec(direction_key = 0b1111, action_key = 0b1111)
  bin = @emulator.step(direction_key, action_key).pack('C*')
  File.binwrite(File.join('/RUBYBOY_TMP', 'video.data'), bin)
end

#read_pre_installed_rom(rom_name) ⇒ Object 



29
30
31
32
33
34
35
 
# File 'lib/executor.rb', line 29

def read_pre_installed_rom(rom_name)
  raise 'ROM not found in allowed ROMs' unless ALLOWED_ROMS.include?(rom_name)

  rom_path = File.join('lib/roms', rom_name)
  rom_data = File.open(rom_path, 'r') { _1.read.bytes }
  @emulator = Rubyboy::EmulatorWasm.new(rom_data)
end

#read_rom_from_virtual_fs ⇒ Object 



21
22
23
24
25
26
27
 
# File 'lib/executor.rb', line 21

def read_rom_from_virtual_fs
  rom_path = '/RUBYBOY_TMP/rom.data'
  raise "ROM file not found in virtual filesystem at #{rom_path}" unless File.exist?(rom_path)

  rom_data = File.open(rom_path, 'rb') { |file| file.read.bytes }
  @emulator = Rubyboy::EmulatorWasm.new(rom_data)
end