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/***************************************************************************
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Options file and command line management.
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****************************************************************************
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in
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the documentation and/or other materials provided with the
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* Neither the name 'MAME' nor the names of its contributors may be
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used to endorse or promote products derived from this software
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without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY AARON GILES ''AS IS'' AND ANY EXPRESS OR
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IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL AARON GILES BE LIABLE FOR ANY DIRECT,
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INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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***************************************************************************/
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//**************************************************************************
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// CORE EMULATOR OPTIONS
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//**************************************************************************
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const options_entry emu_options::s_option_entries[] =
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// unadorned options - only a single one supported at the moment
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{ OPTION_SYSTEMNAME, NULL, OPTION_STRING, NULL },
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{ OPTION_SOFTWARENAME, NULL, OPTION_STRING, NULL },
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{ NULL, NULL, OPTION_HEADER, "CORE CONFIGURATION OPTIONS" },
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{ OPTION_READCONFIG ";rc", "1", OPTION_BOOLEAN, "enable loading of configuration files" },
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{ OPTION_WRITECONFIG ";wc", "0", OPTION_BOOLEAN, "writes configuration to (driver).ini on exit" },
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{ NULL, NULL, OPTION_HEADER, "CORE SEARCH PATH OPTIONS" },
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{ OPTION_MEDIAPATH ";rp;biospath;bp", "roms", OPTION_STRING, "path to ROMsets and hard disk images" },
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{ OPTION_HASHPATH ";hash_directory;hash", "hash", OPTION_STRING, "path to hash files" },
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{ OPTION_SAMPLEPATH ";sp", "samples", OPTION_STRING, "path to samplesets" },
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{ OPTION_ARTPATH, "artwork", OPTION_STRING, "path to artwork files" },
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{ OPTION_CTRLRPATH, "ctrlr", OPTION_STRING, "path to controller definitions" },
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{ OPTION_INIPATH, ".;ini", OPTION_STRING, "path to ini files" },
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{ OPTION_FONTPATH, ".", OPTION_STRING, "path to font files" },
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{ OPTION_CHEATPATH, "cheat", OPTION_STRING, "path to cheat files" },
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{ OPTION_CROSSHAIRPATH, "crosshair", OPTION_STRING, "path to crosshair files" },
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// output directory options
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{ NULL, NULL, OPTION_HEADER, "CORE OUTPUT DIRECTORY OPTIONS" },
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{ OPTION_CFG_DIRECTORY, "cfg", OPTION_STRING, "directory to save configurations" },
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{ OPTION_NVRAM_DIRECTORY, "nvram", OPTION_STRING, "directory to save nvram contents" },
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{ OPTION_MEMCARD_DIRECTORY, "memcard", OPTION_STRING, "directory to save memory card contents" },
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{ OPTION_INPUT_DIRECTORY, "inp", OPTION_STRING, "directory to save input device logs" },
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{ OPTION_STATE_DIRECTORY, "sta", OPTION_STRING, "directory to save states" },
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{ OPTION_SNAPSHOT_DIRECTORY, "snap", OPTION_STRING, "directory to save screenshots" },
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{ OPTION_DIFF_DIRECTORY, "diff", OPTION_STRING, "directory to save hard drive image difference files" },
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{ OPTION_COMMENT_DIRECTORY, "comments", OPTION_STRING, "directory to save debugger comments" },
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// state/playback options
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{ NULL, NULL, OPTION_HEADER, "CORE STATE/PLAYBACK OPTIONS" },
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{ OPTION_STATE, NULL, OPTION_STRING, "saved state to load" },
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{ OPTION_AUTOSAVE, "0", OPTION_BOOLEAN, "enable automatic restore at startup, and automatic save at exit time" },
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{ OPTION_PLAYBACK ";pb", NULL, OPTION_STRING, "playback an input file" },
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{ OPTION_RECORD ";rec", NULL, OPTION_STRING, "record an input file" },
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{ OPTION_MNGWRITE, NULL, OPTION_STRING, "optional filename to write a MNG movie of the current session" },
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{ OPTION_AVIWRITE, NULL, OPTION_STRING, "optional filename to write an AVI movie of the current session" },
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{ OPTION_WAVWRITE, NULL, OPTION_STRING, "optional filename to write a WAV file of the current session" },
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{ OPTION_SNAPNAME, "%g/%i", OPTION_STRING, "override of the default snapshot/movie naming; %g == gamename, %i == index" },
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{ OPTION_SNAPSIZE, "auto", OPTION_STRING, "specify snapshot/movie resolution (<width>x<height>) or 'auto' to use minimal size " },
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{ OPTION_SNAPVIEW, "internal", OPTION_STRING, "specify snapshot/movie view or 'internal' to use internal pixel-aspect views" },
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{ OPTION_BURNIN, "0", OPTION_BOOLEAN, "create burn-in snapshots for each screen" },
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// performance options
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{ NULL, NULL, OPTION_HEADER, "CORE PERFORMANCE OPTIONS" },
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{ OPTION_AUTOFRAMESKIP ";afs", "0", OPTION_BOOLEAN, "enable automatic frameskip selection" },
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{ OPTION_FRAMESKIP ";fs(0-10)", "0", OPTION_INTEGER, "set frameskip to fixed value, 0-10 (autoframeskip must be disabled)" },
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{ OPTION_SECONDS_TO_RUN ";str", "0", OPTION_INTEGER, "number of emulated seconds to run before automatically exiting" },
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{ OPTION_THROTTLE, "1", OPTION_BOOLEAN, "enable throttling to keep game running in sync with real time" },
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{ OPTION_SLEEP, "1", OPTION_BOOLEAN, "enable sleeping, which gives time back to other applications when idle" },
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{ OPTION_SPEED "(0.01-100)", "1.0", OPTION_FLOAT, "controls the speed of gameplay, relative to realtime; smaller numbers are slower" },
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{ OPTION_REFRESHSPEED ";rs", "0", OPTION_BOOLEAN, "automatically adjusts the speed of gameplay to keep the refresh rate lower than the screen" },
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{ NULL, NULL, OPTION_HEADER, "CORE ROTATION OPTIONS" },
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{ OPTION_ROTATE, "1", OPTION_BOOLEAN, "rotate the game screen according to the game's orientation needs it" },
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{ OPTION_ROR, "0", OPTION_BOOLEAN, "rotate screen clockwise 90 degrees" },
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{ OPTION_ROL, "0", OPTION_BOOLEAN, "rotate screen counterclockwise 90 degrees" },
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{ OPTION_AUTOROR, "0", OPTION_BOOLEAN, "automatically rotate screen clockwise 90 degrees if vertical" },
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{ OPTION_AUTOROL, "0", OPTION_BOOLEAN, "automatically rotate screen counterclockwise 90 degrees if vertical" },
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{ OPTION_FLIPX, "0", OPTION_BOOLEAN, "flip screen left-right" },
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{ OPTION_FLIPY, "0", OPTION_BOOLEAN, "flip screen upside-down" },
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{ NULL, NULL, OPTION_HEADER, "CORE ARTWORK OPTIONS" },
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{ OPTION_ARTWORK_CROP ";artcrop", "0", OPTION_BOOLEAN, "crop artwork to game screen size" },
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{ OPTION_USE_BACKDROPS ";backdrop", "1", OPTION_BOOLEAN, "enable backdrops if artwork is enabled and available" },
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{ OPTION_USE_OVERLAYS ";overlay", "1", OPTION_BOOLEAN, "enable overlays if artwork is enabled and available" },
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{ OPTION_USE_BEZELS ";bezel", "1", OPTION_BOOLEAN, "enable bezels if artwork is enabled and available" },
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{ OPTION_USE_CPANELS ";cpanel", "1", OPTION_BOOLEAN, "enable cpanels if artwork is enabled and available" },
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{ OPTION_USE_MARQUEES ";marquee", "1", OPTION_BOOLEAN, "enable marquees if artwork is enabled and available" },
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{ NULL, NULL, OPTION_HEADER, "CORE SCREEN OPTIONS" },
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{ OPTION_BRIGHTNESS "(0.1-2.0)", "1.0", OPTION_FLOAT, "default game screen brightness correction" },
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{ OPTION_CONTRAST "(0.1-2.0)", "1.0", OPTION_FLOAT, "default game screen contrast correction" },
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{ OPTION_GAMMA "(0.1-3.0)", "1.0", OPTION_FLOAT, "default game screen gamma correction" },
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{ OPTION_PAUSE_BRIGHTNESS "(0.0-1.0)", "0.65", OPTION_FLOAT, "amount to scale the screen brightness when paused" },
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{ OPTION_EFFECT, "none", OPTION_STRING, "name of a PNG file to use for visual effects, or 'none'" },
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{ NULL, NULL, OPTION_HEADER, "CORE VECTOR OPTIONS" },
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{ OPTION_ANTIALIAS ";aa", "1", OPTION_BOOLEAN, "use antialiasing when drawing vectors" },
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{ OPTION_BEAM, "1.0", OPTION_FLOAT, "set vector beam width" },
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{ OPTION_FLICKER, "0", OPTION_FLOAT, "set vector flicker effect" },
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{ NULL, NULL, OPTION_HEADER, "CORE SOUND OPTIONS" },
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{ OPTION_SOUND, "1", OPTION_BOOLEAN, "enable sound output" },
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{ OPTION_SAMPLERATE ";sr(1000-1000000)", "48000", OPTION_INTEGER, "set sound output sample rate" },
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{ OPTION_SAMPLES, "1", OPTION_BOOLEAN, "enable the use of external samples if available" },
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{ OPTION_VOLUME ";vol", "0", OPTION_INTEGER, "sound volume in decibels (-32 min, 0 max)" },
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{ NULL, NULL, OPTION_HEADER, "CORE INPUT OPTIONS" },
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{ OPTION_COIN_LOCKOUT ";coinlock", "1", OPTION_BOOLEAN, "enable coin lockouts to actually lock out coins" },
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{ OPTION_CTRLR, NULL, OPTION_STRING, "preconfigure for specified controller" },
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{ OPTION_MOUSE, "0", OPTION_BOOLEAN, "enable mouse input" },
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{ OPTION_JOYSTICK ";joy", "1", OPTION_BOOLEAN, "enable joystick input" },
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{ OPTION_LIGHTGUN ";gun", "0", OPTION_BOOLEAN, "enable lightgun input" },
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{ OPTION_MULTIKEYBOARD ";multikey", "0", OPTION_BOOLEAN, "enable separate input from each keyboard device (if present)" },
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{ OPTION_MULTIMOUSE, "0", OPTION_BOOLEAN, "enable separate input from each mouse device (if present)" },
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{ OPTION_STEADYKEY ";steady", "0", OPTION_BOOLEAN, "enable steadykey support" },
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{ OPTION_OFFSCREEN_RELOAD ";reload", "0", OPTION_BOOLEAN, "convert lightgun button 2 into offscreen reload" },
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{ OPTION_JOYSTICK_MAP ";joymap", "auto", OPTION_STRING, "explicit joystick map, or auto to auto-select" },
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{ OPTION_JOYSTICK_DEADZONE ";joy_deadzone;jdz", "0.3", OPTION_FLOAT, "center deadzone range for joystick where change is ignored (0.0 center, 1.0 end)" },
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{ OPTION_JOYSTICK_SATURATION ";joy_saturation;jsat", "0.85", OPTION_FLOAT, "end of axis saturation range for joystick where change is ignored (0.0 center, 1.0 end)" },
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{ OPTION_NATURAL_KEYBOARD ";nat", "0", OPTION_BOOLEAN, "specifies whether to use a natural keyboard or not" },
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// input autoenable options
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{ NULL, NULL, OPTION_HEADER, "CORE INPUT AUTOMATIC ENABLE OPTIONS" },
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{ OPTION_PADDLE_DEVICE ";paddle", "keyboard", OPTION_STRING, "enable (none|keyboard|mouse|lightgun|joystick) if a paddle control is present" },
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{ OPTION_ADSTICK_DEVICE ";adstick", "keyboard", OPTION_STRING, "enable (none|keyboard|mouse|lightgun|joystick) if an analog joystick control is present" },
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{ OPTION_PEDAL_DEVICE ";pedal", "keyboard", OPTION_STRING, "enable (none|keyboard|mouse|lightgun|joystick) if a pedal control is present" },
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{ OPTION_DIAL_DEVICE ";dial", "keyboard", OPTION_STRING, "enable (none|keyboard|mouse|lightgun|joystick) if a dial control is present" },
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{ OPTION_TRACKBALL_DEVICE ";trackball", "keyboard", OPTION_STRING, "enable (none|keyboard|mouse|lightgun|joystick) if a trackball control is present" },
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{ OPTION_LIGHTGUN_DEVICE, "keyboard", OPTION_STRING, "enable (none|keyboard|mouse|lightgun|joystick) if a lightgun control is present" },
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{ OPTION_POSITIONAL_DEVICE, "keyboard", OPTION_STRING, "enable (none|keyboard|mouse|lightgun|joystick) if a positional control is present" },
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{ OPTION_MOUSE_DEVICE, "mouse", OPTION_STRING, "enable (none|keyboard|mouse|lightgun|joystick) if a mouse control is present" },
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{ NULL, NULL, OPTION_HEADER, "CORE DEBUGGING OPTIONS" },
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{ OPTION_LOG, "0", OPTION_BOOLEAN, "generate an error.log file" },
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{ OPTION_VERBOSE ";v", "0", OPTION_BOOLEAN, "display additional diagnostic information" },
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{ OPTION_UPDATEINPAUSE, "0", OPTION_BOOLEAN, "keep calling video updates while in pause" },
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{ OPTION_DEBUG ";d", "0", OPTION_BOOLEAN, "enable/disable debugger" },
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{ OPTION_DEBUGSCRIPT, NULL, OPTION_STRING, "script for debugger" },
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{ OPTION_DEBUG_INTERNAL ";di", "0", OPTION_BOOLEAN, "use the internal debugger for debugging" },
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{ NULL, NULL, OPTION_HEADER, "CORE MISC OPTIONS" },
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{ OPTION_BIOS, NULL, OPTION_STRING, "select the system BIOS to use" },
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{ OPTION_CHEAT ";c", "0", OPTION_BOOLEAN, "enable cheat subsystem" },
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{ OPTION_SKIP_GAMEINFO, "0", OPTION_BOOLEAN, "skip displaying the information screen at startup" },
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{ OPTION_UI_FONT, "default", OPTION_STRING, "specify a font to use" },
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{ OPTION_RAMSIZE ";ram", NULL, OPTION_STRING, "size of RAM (if supported by driver)" },
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{ OPTION_CONFIRM_QUIT, "0", OPTION_BOOLEAN, "display confirm quit screen on exit" },
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//**************************************************************************
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//**************************************************************************
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//-------------------------------------------------
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// emu_options - constructor
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//-------------------------------------------------
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emu_options::emu_options()
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add_entries(s_option_entries);
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//-------------------------------------------------
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// add_slot_options - add all of the slot
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// options for the configured system
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//-------------------------------------------------
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bool emu_options::add_slot_options(bool isfirst)
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// look up the system configured by name; if no match, do nothing
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const game_driver *cursystem = system();
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if (cursystem == NULL)
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// iterate through all slot devices
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options_entry entry[2] = { { 0 }, { 0 } };
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const device_slot_interface *slot = NULL;
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// create the configuration
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machine_config config(*cursystem, *this);
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for (bool gotone = config.devicelist().first(slot); gotone; gotone = slot->next(slot))
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// first device? add the header as to be pretty
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if (first && isfirst)
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entry[0].name = NULL;
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entry[0].description = "SLOT DEVICES";
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entry[0].flags = OPTION_HEADER | OPTION_FLAG_DEVICE;
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entry[0].defvalue = NULL;
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// retrieve info about the device instance
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option_name.printf("%s;%s", slot->device().tag(), slot->device().tag());
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if (!exists(slot->device().tag())) {
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entry[0].name = slot->device().tag();
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entry[0].description = NULL;
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entry[0].flags = OPTION_STRING | OPTION_FLAG_DEVICE;
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entry[0].defvalue = (slot->get_slot_interfaces() != NULL) ? slot->get_default_card() : NULL;
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add_entries(entry, true);
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//-------------------------------------------------
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// add_device_options - add all of the device
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// options for the configured system
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//-------------------------------------------------
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void emu_options::add_device_options(bool isfirst)
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// look up the system configured by name; if no match, do nothing
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const game_driver *cursystem = system();
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if (cursystem == NULL)
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// iterate through all slot devices
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options_entry entry[2] = { { 0 }, { 0 } };
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// iterate through all image devices
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const device_image_interface *image = NULL;
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machine_config config(*cursystem, *this);
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for (bool gotone = config.devicelist().first(image); gotone; gotone = image->next(image))
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// first device? add the header as to be pretty
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if (first && isfirst)
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entry[0].name = NULL;
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entry[0].description = "IMAGE DEVICES";
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entry[0].flags = OPTION_HEADER | OPTION_FLAG_DEVICE;
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entry[0].defvalue = NULL;
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// retrieve info about the device instance
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option_name.printf("%s;%s", image->instance_name(), image->brief_instance_name());
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entry[0].name = option_name;
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entry[0].description = NULL;
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entry[0].flags = OPTION_STRING | OPTION_FLAG_DEVICE;
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entry[0].defvalue = NULL;
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add_entries(entry, true);
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//-------------------------------------------------
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// remove_device_options - remove device options
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//-------------------------------------------------
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void emu_options::remove_device_options()
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// iterate through options and remove interesting ones
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for (entry *curentry = first(); curentry != NULL; curentry = nextentry)
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// pre-fetch the next entry in case we delete this one
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nextentry = curentry->next();
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// if this is a device option, nuke it
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if ((curentry->flags() & OPTION_FLAG_DEVICE) != 0)
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remove_entry(*curentry);
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//-------------------------------------------------
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// parse_command_line - parse the command line
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// and update the devices
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//-------------------------------------------------
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bool emu_options::parse_command_line(int argc, char *argv[], astring &error_string)
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// remember the original system name
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astring old_system_name(system_name());
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bool result = core_options::parse_command_line(argc, argv, OPTION_PRIORITY_CMDLINE, error_string);
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// if the system name changed, fix up the device options
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if (old_system_name != system_name())
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// remove any existing device options
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remove_device_options();
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add_device_options(true);
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while (add_slot_options(isfirst)) {
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result = core_options::parse_command_line(argc, argv, OPTION_PRIORITY_CMDLINE, error_string);
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add_device_options(false);
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// if we failed the first time, try parsing again with the new options in place
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result = core_options::parse_command_line(argc, argv, OPTION_PRIORITY_CMDLINE, error_string);
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//-------------------------------------------------
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// parse_standard_inis - parse the standard set
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//-------------------------------------------------
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void emu_options::parse_standard_inis(astring &error_string)
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// start with an empty string
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error_string.reset();
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// parse the INI file defined by the platform (e.g., "mame.ini")
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// we do this twice so that the first file can change the INI path
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parse_one_ini(CONFIGNAME, OPTION_PRIORITY_MAME_INI);
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parse_one_ini(CONFIGNAME, OPTION_PRIORITY_MAME_INI, &error_string);
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// debug mode: parse "debug.ini" as well
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parse_one_ini("debug", OPTION_PRIORITY_DEBUG_INI, &error_string);
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// if we have a valid system driver, parse system-specific INI files
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const game_driver *cursystem = system();
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if (cursystem == NULL)
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// parse "vertical.ini" or "horizont.ini"
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if (cursystem->flags & ORIENTATION_SWAP_XY)
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parse_one_ini("vertical", OPTION_PRIORITY_ORIENTATION_INI, &error_string);
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parse_one_ini("horizont", OPTION_PRIORITY_ORIENTATION_INI, &error_string);
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// parse "vector.ini" for vector games
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machine_config config(*cursystem, *this);
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for (const screen_device *device = config.first_screen(); device != NULL; device = device->next_screen())
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if (device->screen_type() == SCREEN_TYPE_VECTOR)
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parse_one_ini("vector", OPTION_PRIORITY_VECTOR_INI, &error_string);
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// next parse "source/<sourcefile>.ini"; if that doesn't exist, try <sourcefile>.ini
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core_filename_extract_base(&sourcename, cursystem->source_file, TRUE)->ins(0, "source" PATH_SEPARATOR);
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if (!parse_one_ini(sourcename, OPTION_PRIORITY_SOURCE_INI, &error_string))
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core_filename_extract_base(&sourcename, cursystem->source_file, TRUE);
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parse_one_ini(sourcename, OPTION_PRIORITY_SOURCE_INI, &error_string);
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// then parse the grandparent, parent, and system-specific INIs
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int parent = driver_list::clone(*cursystem);
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int gparent = (parent != -1) ? driver_list::clone(parent) : -1;
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parse_one_ini(driver_list::driver(gparent).name, OPTION_PRIORITY_GPARENT_INI, &error_string);
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parse_one_ini(driver_list::driver(parent).name, OPTION_PRIORITY_PARENT_INI, &error_string);
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parse_one_ini(cursystem->name, OPTION_PRIORITY_DRIVER_INI, &error_string);
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//-------------------------------------------------
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// system - return a pointer to the specified
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// system driver, or NULL if no match
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//-------------------------------------------------
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const game_driver *emu_options::system() const
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int index = driver_list::find(*core_filename_extract_base(&tempstr, system_name(), TRUE));
431
return (index != -1) ? &driver_list::driver(index) : NULL;
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//-------------------------------------------------
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// set_system_name - set a new system name
437
//-------------------------------------------------
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void emu_options::set_system_name(const char *name)
441
// remember the original system name
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astring old_system_name(system_name());
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// if the system name changed, fix up the device options
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if (old_system_name != name)
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// first set the new name
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set_value(OPTION_SYSTEMNAME, name, OPTION_PRIORITY_CMDLINE, error);
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// remove any existing device options
452
remove_device_options();
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// then add the options
454
add_device_options(true);
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//-------------------------------------------------
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// device_option - return the value of the
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// device-specific option
462
//-------------------------------------------------
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const char *emu_options::device_option(device_image_interface &image)
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return value(image.instance_name());
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//-------------------------------------------------
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// parse_one_ini - parse a single INI file
472
//-------------------------------------------------
474
bool emu_options::parse_one_ini(const char *basename, int priority, astring *error_string)
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// don't parse if it has been disabled
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// open the file; if we fail, that's ok
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emu_file file(ini_path(), OPEN_FLAG_READ);
482
file_error filerr = file.open(basename, ".ini");
483
if (filerr != FILERR_NONE)
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mame_printf_verbose("Parsing %s.ini\n", basename);
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bool result = parse_ini_file(file, priority, OPTION_PRIORITY_DRIVER_INI, error);
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// append errors if requested
492
if (error && error_string != NULL)
493
error_string->catprintf("While parsing %s:\n%s\n", file.fullpath(), error.cstr());
added
removed
mess/src/emu/emuopts.c
