mirror of
https://github.com/libretro/RetroArch.git
synced 2024-11-29 03:00:24 +00:00
415 lines
13 KiB
C
415 lines
13 KiB
C
/* RetroArch - A frontend for libretro.
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* Copyright (C) 2010-2012 - Hans-Kristian Arntzen
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*
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* RetroArch is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with RetroArch.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "conf/config_file.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include "../compat/getopt_rarch.h"
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#include "../boolean.h"
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#include "../input/input_common.h"
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#include "../general.h"
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#include <assert.h>
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#include "../compat/posix_string.h"
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// Need to be present for build to work, but it's not *really* used.
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// Better than having to build special versions of lots of objects with special #ifdefs.
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struct settings g_settings;
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struct global g_extern;
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driver_t driver;
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static int g_player = 1;
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static int g_joypad = 0;
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static char *g_in_path = NULL;
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static char *g_out_path = NULL;
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static bool g_use_misc = false;
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static void print_help(void)
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{
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puts("==================");
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puts("retroarch-joyconfig");
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puts("==================");
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puts("Usage: retroarch-joyconfig [ -p/--player <1-5> | -j/--joypad <num> | -i/--input <file> | -o/--output <file> | -h/--help ]");
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puts("");
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puts("-p/--player: Which player to configure for (1 up to and including 5).");
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puts("-j/--joypad: Which joypad to use when configuring (first joypad is 0).");
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puts("-i/--input: Input file to configure with. Binds will be added on or overwritten.");
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puts("\tIf not selected, an empty config will be used as a base.");
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puts("-o/--output: Output file to write to. If not selected, config file will be dumped to stdout.");
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puts("-m/--misc: Also configure various keybinds that are not directly libretro related. These configurations are for player 1 only.");
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puts("-h/--help: This help.");
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}
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struct bind
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{
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const char *keystr;
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const char *confbtn[MAX_PLAYERS];
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const char *confaxis[MAX_PLAYERS];
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bool is_misc;
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};
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#define BIND(x, k) { x, { "input_player1_" #k "_btn", "input_player2_" #k "_btn", "input_player3_" #k "_btn", "input_player4_" #k "_btn", "input_player5_" #k "_btn" }, {"input_player1_" #k "_axis", "input_player2_" #k "_axis", "input_player3_" #k "_axis", "input_player4_" #k "_axis", "input_player5_" #k "_axis"}, false}
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#define MISC_BIND(x, k) { x, { "input_" #k "_btn" }, { "input_" #k "_axis" }, true}
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static struct bind binds[] = {
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BIND("A button (right)", a),
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BIND("B button (down)", b),
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BIND("X button (top)", x),
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BIND("Y button (left)", y),
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BIND("L button (left shoulder)", l),
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BIND("R button (right shoulder)", r),
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BIND("L2 button (left shoulder #2)", l2),
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BIND("R2 button (right shoulder #2)", r2),
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BIND("L3 button (left analog button)", l3),
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BIND("R3 button (right analog button)", r3),
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BIND("Start button", start),
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BIND("Select button", select),
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BIND("Left D-pad", left),
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BIND("Up D-pad", up),
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BIND("Right D-pad", right),
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BIND("Down D-pad", down),
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BIND("Left analog X+ (right)", l_x_plus),
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BIND("Left analog Y+ (down)", l_y_plus),
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BIND("Left analog X- (left)", l_x_minus),
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BIND("Left analog Y- (up)", l_y_minus),
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BIND("Right analog X+ (right)", r_x_plus),
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BIND("Right analog Y+ (down)", r_y_plus),
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BIND("Right analog X- (left)", r_x_minus),
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BIND("Right analog Y- (up)", r_y_minus),
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MISC_BIND("Save state", save_state),
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MISC_BIND("Load state", load_state),
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MISC_BIND("Exit emulator", exit_emulator),
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MISC_BIND("Toggle fullscreen", toggle_fullscreen),
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MISC_BIND("Save state slot increase", state_slot_increase),
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MISC_BIND("Save state slot decrease", state_slot_decrease),
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MISC_BIND("Toggle fast forward", toggle_fast_forward),
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MISC_BIND("Hold fast forward", hold_fast_forward),
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MISC_BIND("Audio input rate step up", rate_step_up),
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MISC_BIND("Audio input rate step down", rate_step_down),
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MISC_BIND("Rewind", rewind),
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MISC_BIND("Movie recording toggle", movie_record_toggle),
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MISC_BIND("Pause", pause_toggle),
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MISC_BIND("Frame advance", frame_advance),
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MISC_BIND("Reset", reset),
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MISC_BIND("Next shader", shader_next),
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MISC_BIND("Previous shader", shader_prev),
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MISC_BIND("Toggle cheat on/off", cheat_toggle),
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MISC_BIND("Cheat index plus", cheat_index_plus),
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MISC_BIND("Cheat index minus", cheat_index_minus),
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MISC_BIND("Screenshot", screenshot),
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MISC_BIND("DSP config", dsp_config),
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MISC_BIND("Audio mute/unmute", audio_mute),
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MISC_BIND("Netplay player flip", netplay_flip_players),
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MISC_BIND("Slow motion", slowmotion),
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MISC_BIND("Hotkey enable", enable_hotkey),
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};
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#define MAX_BUTTONS 32
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#define MAX_AXES 32
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#define MAX_HATS 32
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struct poll_data
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{
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bool buttons[MAX_BUTTONS];
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int16_t axes[MAX_AXES];
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uint16_t hats[MAX_HATS];
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};
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static void poll_joypad(const rarch_joypad_driver_t *driver,
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unsigned pad,
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struct poll_data *data)
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{
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input_joypad_poll(driver);
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for (unsigned i = 0; i < MAX_BUTTONS; i++)
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data->buttons[i] = input_joypad_button_raw(driver, pad, i);
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for (unsigned i = 0; i < MAX_AXES; i++)
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data->axes[i] = input_joypad_axis_raw(driver, pad, i);
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for (unsigned i = 0; i < MAX_HATS; i++)
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{
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uint16_t hat = 0;
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hat |= input_joypad_hat_raw(driver, pad, HAT_UP_MASK, i) << HAT_UP_SHIFT;
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hat |= input_joypad_hat_raw(driver, pad, HAT_DOWN_MASK, i) << HAT_DOWN_SHIFT;
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hat |= input_joypad_hat_raw(driver, pad, HAT_LEFT_MASK, i) << HAT_LEFT_SHIFT;
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hat |= input_joypad_hat_raw(driver, pad, HAT_RIGHT_MASK, i) << HAT_RIGHT_SHIFT;
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data->hats[i] = hat;
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}
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}
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static void get_binds(config_file_t *conf, int player, int joypad)
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{
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const rarch_joypad_driver_t *driver = input_joypad_init_first();
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if (!driver)
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{
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fprintf(stderr, "Cannot find any valid input driver.\n");
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exit(1);
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}
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if (!driver->query_pad(joypad))
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{
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fprintf(stderr, "Couldn't open joystick #%u.\n", joypad);
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exit(1);
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}
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fprintf(stderr, "Found joypad driver: %s\n", driver->ident);
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int16_t initial_axes[MAX_AXES] = {0};
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struct poll_data old_poll = {{0}};
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struct poll_data new_poll = {{0}};
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int last_axis = -1;
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bool block_axis = false;
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poll_joypad(driver, joypad, &old_poll);
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for (int i = 0; i < MAX_AXES; i++)
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{
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int16_t initial = input_joypad_axis_raw(driver, joypad, i);
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if (abs(initial) < 20000)
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initial = 0;
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// Certain joypads (such as XBox360 controller on Linux) has a default negative axis for shoulder triggers,
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// which makes configuration very awkward.
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// If default negative, we can't trigger on the negative axis, and similar with defaulted positive axes.
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if (initial)
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fprintf(stderr, "Axis %d is defaulted to %s axis value of %d\n", i, initial > 0 ? "positive" : "negative", initial);
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initial_axes[i] = initial;
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}
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fprintf(stderr, "Configuring binds for player #%d on joypad #%d.\n\n",
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player + 1, joypad);
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for (unsigned i = 0; i < sizeof(binds) / sizeof(binds[0]) && (g_use_misc || !binds[i].is_misc) ; i++)
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{
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fprintf(stderr, "%s\n", binds[i].keystr);
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unsigned player_index = binds[i].is_misc ? 0 : player;
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for (;;)
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{
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old_poll = new_poll;
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// To avoid pegging CPU.
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// Ideally use an event-based joypad scheme,
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// but it adds far more complexity, so, meh.
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rarch_sleep(10);
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poll_joypad(driver, joypad, &new_poll);
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for (int j = 0; j < MAX_BUTTONS; j++)
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{
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if (new_poll.buttons[j] && !old_poll.buttons[j])
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{
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fprintf(stderr, "\tJoybutton pressed: %u\n", j);
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config_set_int(conf, binds[i].confbtn[player_index], j);
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goto out;
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}
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}
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for (int j = 0; j < MAX_AXES; j++)
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{
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if (new_poll.axes[j] != old_poll.axes[j])
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{
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int16_t value = new_poll.axes[j];
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bool same_axis = last_axis == j;
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bool require_negative = initial_axes[j] > 0;
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bool require_positive = initial_axes[j] < 0;
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// Block the axis config until we're sure axes have returned to their neutral state.
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if (same_axis)
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{
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if (abs(value) < 10000 ||
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(require_positive && value < 0) ||
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(require_negative && value > 0))
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block_axis = false;
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}
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// If axes are in their neutral state, we can't allow it.
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if (require_negative && value >= 0)
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continue;
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if (require_positive && value <= 0)
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continue;
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if (block_axis)
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continue;
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if (abs(value) > 20000)
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{
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last_axis = j;
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fprintf(stderr, "\tJoyaxis moved: Axis %d, Value %d\n", j, value);
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char buf[8];
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snprintf(buf, sizeof(buf),
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value > 0 ? "+%d" : "-%d", j);
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config_set_string(conf, binds[i].confaxis[player_index], buf);
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block_axis = true;
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goto out;
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}
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}
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}
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for (int j = 0; j < MAX_HATS; j++)
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{
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const char *quark = NULL;
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uint16_t value = new_poll.hats[j];
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uint16_t old_value = old_poll.hats[j];
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if ((value & HAT_UP_MASK) && !(old_value & HAT_UP_MASK))
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quark = "up";
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else if ((value & HAT_LEFT_MASK) && !(old_value & HAT_LEFT_MASK))
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quark = "left";
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else if ((value & HAT_RIGHT_MASK) && !(old_value & HAT_RIGHT_MASK))
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quark = "right";
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else if ((value & HAT_DOWN_MASK) && !(old_value & HAT_DOWN_MASK))
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quark = "down";
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if (quark)
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{
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fprintf(stderr, "\tJoyhat moved: Hat %d, direction %s\n", j, quark);
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char buf[16];
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snprintf(buf, sizeof(buf), "h%d%s", j, quark);
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config_set_string(conf, binds[i].confbtn[player_index], buf);
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goto out;
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}
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}
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}
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out:
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old_poll = new_poll;
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}
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}
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static void parse_input(int argc, char *argv[])
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{
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char optstring[] = "i:o:p:j:hm";
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struct option opts[] = {
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{ "input", 1, NULL, 'i' },
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{ "output", 1, NULL, 'o' },
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{ "player", 1, NULL, 'p' },
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{ "joypad", 1, NULL, 'j' },
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{ "help", 0, NULL, 'h' },
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{ "misc", 0, NULL, 'm' },
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{ NULL, 0, NULL, 0 }
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};
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int option_index = 0;
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for (;;)
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{
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int c = getopt_long(argc, argv, optstring, opts, &option_index);
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if (c == -1)
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break;
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switch (c)
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{
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case 'h':
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print_help();
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exit(0);
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case 'i':
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g_in_path = strdup(optarg);
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break;
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case 'o':
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g_out_path = strdup(optarg);
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break;
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case 'm':
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g_use_misc = true;
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break;
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case 'j':
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g_joypad = strtol(optarg, NULL, 0);
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if (g_joypad < 0)
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{
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fprintf(stderr, "Joypad number can't be negative.\n");
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exit(1);
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}
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break;
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case 'p':
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g_player = strtol(optarg, NULL, 0);
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if (g_player < 1)
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{
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fprintf(stderr, "Player number must be at least 1.\n");
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exit(1);
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}
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else if (g_player > MAX_PLAYERS)
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{
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fprintf(stderr, "Player number must be from 1 to %d.\n", MAX_PLAYERS);
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exit(1);
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}
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break;
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default:
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break;
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}
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}
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if (optind < argc)
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{
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print_help();
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exit(1);
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}
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}
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// Need SDL_main on OSX.
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#ifndef __APPLE__
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#undef main
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#endif
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int main(int argc, char *argv[])
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{
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parse_input(argc, argv);
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config_file_t *conf = config_file_new(g_in_path);
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if (!conf)
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{
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fprintf(stderr, "Couldn't open config file ...\n");
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return 1;
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}
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const char *index_list[] = {
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"input_player1_joypad_index",
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"input_player2_joypad_index",
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"input_player3_joypad_index",
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"input_player4_joypad_index",
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"input_player5_joypad_index",
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"input_player6_joypad_index",
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"input_player7_joypad_index",
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"input_player8_joypad_index",
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};
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config_set_int(conf, index_list[g_player - 1], g_joypad);
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get_binds(conf, g_player - 1, g_joypad);
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config_file_write(conf, g_out_path);
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config_file_free(conf);
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if (g_in_path)
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free(g_in_path);
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if (g_out_path)
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free(g_out_path);
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return 0;
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}
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