/*************************************************************************** * __________ __ ___. * Open \______ \ ____ ____ | | _\_ |__ _______ ___ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ * \/ \/ \/ \/ \/ * $Id$ * * Copyright (C) 2004 Matthias Wientapper * * All files in this archive are subject to the GNU General Public License. * See the file COPYING in the source tree root for full license agreement. * * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY * KIND, either express or implied. * ****************************************************************************/ #include "plugin.h" #include "pluginlib_actions.h" PLUGIN_HEADER #define METRONOME_QUIT PLA_QUIT #define METRONOME_VOL_UP PLA_UP #define METRONOME_VOL_DOWN PLA_DOWN #define METRONOME_VOL_UP_REP PLA_UP_REPEAT #define METRONOME_VOL_DOWN_REP PLA_DOWN_REPEAT #define METRONOME_LEFT PLA_LEFT #define METRONOME_RIGHT PLA_RIGHT #define METRONOME_LEFT_REP PLA_LEFT_REPEAT #define METRONOME_RIGHT_REP PLA_RIGHT_REPEAT enum { METRONOME_PLAY_TAP = LAST_PLUGINLIB_ACTION+1, #if CONFIG_KEYPAD == ONDIO_PAD METRONOME_PAUSE, #endif #if (CONFIG_KEYPAD == IRIVER_H100_PAD) || (CONFIG_KEYPAD == IRIVER_H300_PAD) METRONOME_SYNC #endif }; #if CONFIG_KEYPAD == ONDIO_PAD #define METRONOME_TAP PLA_START #define METRONOME_MSG_START "start: mode" #define METRONOME_MSG_STOP "pause: hold mode" static const struct button_mapping ondio_action[] = { {METRONOME_PLAY_TAP, BUTTON_MENU|BUTTON_REL, BUTTON_MENU }, {METRONOME_PAUSE, BUTTON_MENU|BUTTON_REPEAT, BUTTON_NONE }, {CONTEXT_CUSTOM,BUTTON_NONE,BUTTON_NONE} }; #else #define METRONOME_TAP PLA_FIRE #define METRONOME_PLAYPAUSE PLA_START #define METRONOME_MSG_START "press play" #define METRONOME_MSG_STOP "press pause" #if (CONFIG_KEYPAD == IRIVER_H100_PAD) || (CONFIG_KEYPAD == IRIVER_H300_PAD) static const struct button_mapping iriver_syncaction[] = { {METRONOME_SYNC, BUTTON_REC, BUTTON_NONE }, {CONTEXT_CUSTOM,BUTTON_NONE,BUTTON_NONE} }; #endif #endif /* #if CONFIG_KEYPAD == ONDIO_PAD */ static struct plugin_api* rb; static int bpm = 120; static int period = 0; static int minitick = 0; static bool sound_active = false; static bool sound_paused = true; static char buffer[30]; static bool reset_tap = false; static int tap_count = 0; static int tap_time = 0; static int tap_timeout = 0; int bpm_step_counter = 0; void led(bool on) { #if CONFIG_CPU == SH7034 if(on) or_b(0x40, &PBDRL); else and_b(~0x40, &PBDRL); #else (void)on; #endif } #if CONFIG_CODEC != SWCODEC #define MET_IS_PLAYING rb->mp3_is_playing() #define MET_PLAY_STOP rb->mp3_play_stop() /* tick sound from a metronome */ static unsigned char sound[] = { 255,251, 80,196, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 73,110,102,111, 0, 0, 0, 15, 0, 0, 0, 4, 0, 0, 4, 19, 0, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64,128,128,128,128,128,128,128,128,128,128,128,128,128,128,128,128,128, 128,128,128,128,128,128,128,128,192,192,192,192,192,192,192,192,192,192,192,192, 192,192,192,192,192,192,192,192,192,192,192,192,192,255,255,255,255,255,255,255, 255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255, 0, 0, 0, 58, 76, 65, 77, 69, 51, 46, 57, 50, 32, 1,137, 0, 0, 0, 0, 0, 0, 0, 0, 2, 64, 36, 5,191, 65, 0, 0, 0, 0, 0, 4, 19,168,187,153, 93, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,255,251, 80,196, 0, 0, 10, 81, 57, 65,184,120, 128, 1, 95,159,239,191,144, 96, 0, 0,128, 0, 0, 0, 0, 0, 0, 48, 24, 12, 0, 0, 15,175,185,222, 39, 7,126, 46, 50,191,243,197,255,247, 62, 92,111,252, 115, 15, 27,140,153,159,247,242,124, 44, 92,164,177, 57,175,255,236, 79,164, 98, 68,205, 69,160, 64, 15,251,127,128,168, 38, 92,138, 17, 67,196, 80,184,223,255, 255,161,117, 33, 55, 83,191,255,193,240, 33, 57,114, 17, 0, 2, 0, 0, 0, 10, 191, 10, 8,196,209, 75, 55,236,177,115,238,223,203, 61,176, 89, 78,101,219,118, 118, 65,154,126,187,239,241,127,247,245, 59, 18,219, 94,105,245,221,161,173, 91, 191, 27,255,247, 18,124, 71,117,139,133,170,221,227,251,135,110,236,255,183,219, 100, 78,184,125,212,131, 65, 95,212,245,145, 67, 77, 10,153,250,132,195, 4,138, 224, 0, 0, 0,158,107, 42, 65,227,185, 90,158, 86, 6,155, 77,255,251, 82,196, 8, 0, 10,136,185,103, 4, 61, 48, 65,118,173, 44, 60,147, 10,152,107, 49, 74, 18,208, 91, 23,178,196,220, 25, 64,233,230, 36,170, 0,210,219,131, 40,165, 22, 86,195, 23,145, 33, 16,138, 99,109,117,245, 71,162, 69, 42,220,164, 91, 72,165, 26, 69,146,150,199,222, 73,102,148, 29, 19, 5, 65, 86, 6,150,120,180, 26, 88, 75, 18,191,255,250,171, 4, 8,132,140, 0, 0, 20,186,242,162, 66,100, 62, 86, 206, 86,255, 26,203,201,255,255,141,128,166,196,175,133, 9, 70,188,146,175,133, 60, 17,217,229, 90, 27, 87, 93, 34, 76,113,185, 84,213, 56, 17,170, 83, 75,180, 203,116,101, 93, 90, 99, 35,174,230, 42,125, 12,128, 79, 93, 81,234, 67, 66,137, 105,157,157, 23, 71, 53, 40,250,204,105, 89,203,107,250, 63,174, 89,133, 81,140, 0, 52, 17, 16, 0, 0, 18,111, 20, 92, 32,213, 48,179, 50, 26,244,179, 27,230, 154, 34,133,177, 88,255,251, 82,196, 13, 0, 10,125, 65, 85,244, 85, 0, 1,210, 172,231, 7, 31, 32, 0, 37, 11, 68, 69, 13, 37, 48,210, 23, 69, 36,122,143,148, 211,141, 44, 76,135, 72,148,195,135,174, 84,149,167, 30,198,183,255,213,111, 61, 27,155,191,177,207,246,163,255,230, 30,137,219,255,182,186,185,239, 52,148,171, 75, 63,167, 44, 0, 2, 81,190, 41,253,248,182,180, 23, 43,127,217,161, 41,191, 36,199, 40,153,108, 66,224,131,192,217, 12, 67,217, 6,218,240,108,112, 63, 33, 93, 12, 8, 43, 66, 42, 74, 12,215,135,100,172, 33, 65,172, 29, 98, 4, 83, 34, 40, 17,111,133,255, 18,145, 60, 59,136,145, 92,106,144, 34,185, 58, 76,154,254, 146,144,115, 4, 84,180,142,178, 38, 79,253, 34,237,105, 31,106, 70, 73, 36,138, 73,164,181,127,253,182, 82,217, 26,245,117,163,255,219, 50,115,223,245, 92,198, 165,173, 0, 15,249,132, 50, 19,157, 85,121,153,245, 51,255,251, 82,196, 6,131, 74, 96,134,156, 92, 19, 0, 8, 0, 0, 52,128, 0, 0, 0, 60,226, 73, 57, 26, 249,253,122,211,128, 65, 86, 10, 1, 9,195,128, 36, 72,225,196,146,115, 73, 18, 75, 65, 77, 9, 5,200, 43, 16,163,129, 77, 9, 5,200,110, 39,127,255,255,255, 255,255,255,255,252, 83, 66,142,140, 21,136, 46, 64,166,133, 28, 12, 21,136, 46, 64,166,133, 21, 6, 76, 65, 77, 69, 51, 46, 57, 50, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85}; void callback(unsigned char** start, int* size){ (void)start; /* unused parameter, avoid warning */ *size = NULL; /* end of data */ sound_active = false; led(0); } void play_tock(void){ sound_active = true; led(1); rb->mp3_play_data(sound, sizeof(sound), callback); rb->mp3_play_pause(true); /* kickoff audio */ } #else #define MET_IS_PLAYING rb->pcm_is_playing() #define MET_PLAY_STOP rb->audio_stop() static signed short sound[] = { 1, -1, 1, -1, 0, 0, 0, 1, -1, 0, 0, 0, -1, 2, -2, 2, -1, 0, 0, 0, 0, 1, -1, 0, -1, 1, 0, 0, 0, 1, -1, 1, -2, 1, -1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 2, -2, 2, -1, 0, 1, -1, 1, -1, 0, 0, 0, 0, 1, -2, 2, -2, 1, 0, 1, -1, 0, 1, -1, 0, 1, -2, 2, -1, 0, 0, 0, -1, 1, 0, 0, 0, 0, 0, 0, 0, 0, -1, 1, -1, 2, -2, 2, -2, 2, -2, 1, 0, 0, 0, 1, -2, 2, -2, 1, 0, 0, 0, 0, 0, 0, -1, 1, 0, -1, 2, -2, 2, -1, 0, 0, 0, -1, 1, -1, 1, -1, 2, -2, 1, 0, -1, 2, -2, 2, -2, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, -1, 0, 0, -1, 1, 0, 0, 1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 1, -2, 2, -1, 0, 0, 0, 0, 0, 1, -2, 1, 0, 0, 0, 0, 0, 1, -1, 0, 0, -1, 2, -2, 2, -2, 2, -1, 0, 0, -1, 1, -1, 1, -1, 1, -1, 1, -1, 1, 0, 0, -1, 2, -2, 1, 0, 0, 0, 0, 0, 1, -1, 0, 0, -1, 1, 0, 0, 0, 0, 0, 0, 1, -2, 2, -2, 2, -1, 1, -1, 1, -2, 2, -2, 2, -2, 2, -2, 2, -2, 2, -1, 0, 0, 0, -1, 2, -2, 2, -1, 1, -1, 1, -2, 2, -2, 1, 0, 1, -1, 1, -2, 1, -1, 1, 0, 0, 0, 0, 0, 0, 0, 0, -1, 1, 0, -1, 2, -1, 0, 0, -1, 1, 0, -1, 2, -2, 1, 0, 0, 0, 0, 0, 0, -1, 2, -1, 1, -1, 0, 0, 1, -2, 2, -1, 1, -1, 0, 1, -1, 0, 0, 0, 0, 0, 0, -1, 1, 0, 0, 0, 0, -1, 2, -2, 2, -1, 0, 1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 1, -1, 1, -1, 0, 0, 0, 0, 0, 1, -1, 1, -1, 0, 1, -2, 2, -1, 0, 1, -2, 2, -2, 2, -2, 2, -1, 0, 1, -1, 0, 1, -1, 0, 0, 0, 0, 0, 0, 1, -2, 2, -2, 1, 0, -1, 2, -2, 1, 0, 0, 0, 0, -1, 1, 0, 0, 1, -1, 0, 0, 0, 0, 0, 0, 0, 1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 1, -1, 1, 0, 0, 0, 0, 0, 0, -1, 2, -1, 0, 0, 0, 0, 1, -1, 0, 0, 1, -2, 2, -1, 0, 0, 0, 0, -1, 1, 0, 0, -1, 2, -2, 1, 0, -1, 1, -1, 2, -2, 2, -2, 2, -1, 0, 0, 0, 0, 0, 1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 1, 0, 1, -2, 2, -1, 0, 1, -1, 0, 0, 0, 0, 0, 0, -1, 2, -2, 2, -2, 2, -1, 0, 0, 0, -1, 1, 0, -1, 1, 0, 0, 0, 0, 0, 0, 1, -1, 0, 0, -1, 1, 0, 0, 0, 0, 0, 0, 1, -2, 2, -2, 1, 0, 0, 0, 0, 0, 0, 0, 1, -1, 0, 1, -1, 1, -1, 0, -1, 2, -1, 0, 0, 0, -1, 1, -1, 1, 0, 1, -1, 1, -2, 1, 0, 0, 1, -2, 2, -2, 2, -2, 2, -2, 2, -1, 0, 0, 0, 0, 0, -1, 2, -2, 2, -1, 0, 0, 0, 1, -1, 0, 0, 0, 0, -1, 1, -1, 1, 0, 0, 0, 1, -2, 1, 0, -1, 2, -2, 1, -1, 0, 2, -2, 2, 0, -1, 0, 0, 0, -1, 2, -2, 2, -2, 2, -2, 2, -1, 0, 1, -2, 2, -1, 0, 0, 0, 0, 1, -1, 0, 0, 0, 0, 0, 0, 0, 1, -2, 1, 0, 0, 0, 0, 0, 0, -1, 1, -1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 1, 0, -1, 2, -2, 1, 0, 0, 0, 0, 0, -1, 2, -2, 2, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 2, -1, 0, 0, -1, 1, 0, 0, 0, 0, 0, 1, -1, 0, 0, -1, 1, 0, 0, 0, 0, -1, 1, 0, -1, 2, -1, 0, 0, 0, 1, -2, 2, -1, 0, 0, 0, -1, 1, -1, 1, 0, 0, 0, 0, 0, 0, 1, -1, 1, -1, 0, 0, -1, 2, -2, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 1, -1, 1, 0, -1, 2, -2, 1, 1, -1, 0, 0, -1, 1, 0, 0, 0, 1, -2, 2, -2, 1, 0, 1, -2, 2, -1, 0, 0, 0, -1, 2, -1, 0, 0, 0, 0, 0, 0, 0, 0, -1, 2, -2, 2, -1, 0, 0, 0, -1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 2, -2, 2, -1, 0, 1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 1, -2, 2, -1, 0, 0, 0, -1, 2, -2, 2, -2, 1, 0, -1, 1, 0, -1, 1, 0, 0, 0, 0, 0, -1, 1, -1, 2, -2, 2, -1, 1, -1, 0, 0, 0, 0, 1, -1, 0, 0, 0, 0, 1, -2, 2, -2, 1, 1, -1, 1, -1, 1, -2, 2, -2, 1, -1, 2, -2, 1, 0, 0, 0, 0, 0, -1, 2, -2, 2, -1, -1, 1, -1, 1, -1, 2, -2, 2, -1, 0, 0, 1, -2, 2, -2, 1, 0, 0, 0, 0, 1, -2, 1, -1, 1, -1, 1, 0, 0, 0, 0, 0, -1, 1, 0, 0, 0, -1, 1, 0, 0, 1, -2, 2, -2, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, -1, 1, -2, 1, 0, 0, 0, 0, 0, 0, -1, 1, 0, 0, 0, -1, 1, 0, 0, 0, 0, 0, 0, 1, -2, 2, -1, 0, 0, 0, 0, 0, 0, 1, -2, 2, -1, 1, -1, 0, 0, 0, 1, -1, 0, 0, -1, 2, -1, 0, 1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 1, 0, 0, 0, 0, 0, 0, 1, -1, 0, 0, 0, 0, 0, 0, -1, 2, -2, 2, -1, 1, -1, 0, 0, -1, 2, -1, 1, -1, 1, -2, 2, -2, 2, -2, 2, -1, 0, 0, 0, 0, 0, 0, 0, 0, 1, -1, 0, 0, 1, -2, 2, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 1, 0, 0, 0, -1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 2, -2, 2, -1, 0, 1, -2, 1, 0, 0, 1, -2, 2, -2, 2, -1, -1, 2, -2, 1, 0, 0, 0, 1, -2, 2, -1, 0, 0, 0, 0, 0, 0, 0, -1, 1, -1, 2, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 2, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 1, 0, 0, 1, -1, 1, -1, 0, 0, -1, 2, -2, 2, -1, 0, 0, 0, 1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, -1, 0, 0, 0, -1, 2, -2, 1, 0, -1, 1, 0, 0, 1, -1, 0, 0, -1, 2, -2, 1, 0, -1, 2, -1, 0, 0, 0, 0, 0, 0, 0, -1, 1, 0, 0, 1, -2, 2, -2, 1, 0, 0, 0, 0, -1, 1, 0, 0, 1, -1, 0, 0, 0, 0, 0, 0, 0, -1, 1, 0, 0, 0, 1, -1, 0, 0, 0, 0, 1, -1, 0, 1, -1, 0, -1, 1, 0, -1, 2, -2, 1, 0, 0, 0, -1, 2, -2, 1, 0, 0, 1, -2, 2, -1, 0, 1, -1, 0, 0, 0, -1, 1, -1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 1, 0, -1, 2, -2, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 2, -2, 1, -1, 1, -1, 2, -2, 1, 0, -1, 2, -2, 2, -1, 0, 0, 0, -1, 1, 0, 0, 0, 1, -2, 2, -2, 2, -2, 1, 0, 0, 0, 0, 1, -1, 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1, 0, -1, 0, 1, -2, 2, -1, 1, 0, -1, 0, 1, -2, 3, -2, 1, -1, 1, -2, 2, -2, 2, -1, 1, -1, 1, -1, 1, -1, 1, -1, 1, -1, 1, -1, 1, -1, 0, 0, 1, -1, 1, -2, 2, -1, 1, -1, 1, -1, 0, 1, -2, 2, -1, 1, -1, 0, 0, 0, 0, 1, -1, 1, -1, 1, -2, 2, -1, 1, 0, -1, 1, -1, 1, -1, 0, 0, 0, 0, 0, 0, 1, -1, 1, -1, 1, -1, 0, 0, 0, 1, 0, -1, 1, 0, -1, 1, -2, 2, -2, 2, -1, 0, 0, 0, 1, -1, 1, -1, 1, -1, 1, -1, 1, 0, 0, -1, 1, -1, 1, -1, 1, -1, 0, 0, 0, 0, 1, -1, 1, 0, -1, 0, 0, 0, 1, -1, 1, -1, 0, 1, -1, 0 }; int tock; short sndbuf[sizeof(sound)*2]; /* Convert the mono "tock" sample to interleaved stereo */ void prepare_tock(void) { int i; for(i = 0;i < (int)sizeof(sound)/2;i++) { sndbuf[i*2] = sound[i]; sndbuf[i*2+1] = sound[i]; } } void play_tock(void) { rb->pcm_play_data(NULL,(unsigned char *)sndbuf,sizeof(sndbuf)); tock++; } #endif void calc_period(void) { period = 61440/bpm-1; /* (60*1024)/bpm; */ } void draw_display(void) { rb->lcd_clear_display(); #ifdef HAVE_REMOTE_LCD rb->lcd_remote_clear_display(); #endif #ifdef HAVE_LCD_BITMAP rb->lcd_setfont(FONT_SYSFIXED); rb->lcd_putsxy(1, 1, "Metronome"); rb->lcd_puts(0, 10, "Select to TAP"); rb->lcd_puts(0, 12, "Rec to SYNC"); #endif #ifdef HAVE_REMOTE_LCD rb->lcd_remote_putsxy(1, 1, "Metronome"); rb->lcd_remote_putsxy(1, 42, "Rec to TAP"); rb->lcd_remote_putsxy(1, 52, "Mode to SYNC"); #endif rb->snprintf(buffer, sizeof(buffer), "BPM: %d ",bpm); #ifdef HAVE_LCD_BITMAP rb->lcd_puts(0,7, buffer); #else rb->lcd_puts(0,0, buffer); #endif #ifdef HAVE_REMOTE_LCD rb->lcd_remote_putsxy(1, 32, buffer); #endif rb->snprintf(buffer, sizeof(buffer), "Vol: %d", rb->global_settings->volume); #ifdef HAVE_LCD_BITMAP rb->lcd_puts(10, 7, buffer); #else rb->lcd_puts(0,1, buffer); #endif #ifdef HAVE_REMOTE_LCD rb->lcd_remote_putsxy(60, 32, buffer); #endif #ifdef HAVE_LCD_BITMAP rb->lcd_drawline(0, 12, 111, 12); if(sound_paused) rb->lcd_puts(0,2,METRONOME_MSG_START); else rb->lcd_puts(0,2,METRONOME_MSG_STOP); rb->lcd_update(); #endif #ifdef HAVE_REMOTE_LCD rb->lcd_remote_drawline(0, 12, 111, 12); if(sound_paused) rb->lcd_remote_putsxy(1,20,METRONOME_MSG_START); else rb->lcd_remote_putsxy(1,20,METRONOME_MSG_STOP); rb->lcd_remote_update(); #endif } /* helper function to change the volume by a certain amount, +/- ripped from video.c */ void change_volume(int delta){ int minvol = rb->sound_min(SOUND_VOLUME); int maxvol = rb->sound_max(SOUND_VOLUME); int vol = rb->global_settings->volume + delta; if (vol > maxvol) vol = maxvol; else if (vol < minvol) vol = minvol; if (vol != rb->global_settings->volume) { rb->sound_set(SOUND_VOLUME, vol); rb->global_settings->volume = vol; draw_display(); } } /*function to accelerate bpm change*/ void change_bpm(int direction){ if((bpm_step_counter < 20) || (bpm > 389) || (bpm < 10)) bpm = bpm + direction; else if (bpm_step_counter < 60) bpm = bpm + direction * 2; else bpm = bpm + direction * 9; if (bpm > 400) bpm = 400; if (bpm < 1) bpm = 1; calc_period(); draw_display(); bpm_step_counter++; } void timer_callback(void) { if(minitick >= period){ minitick = 0; if(!sound_active && !sound_paused && !tap_count) { play_tock(); rb->reset_poweroff_timer(); } } else { minitick++; } if (tap_count) { tap_time++; if (tap_count > 1 && tap_time > tap_timeout) tap_count = 0; } } void cleanup(void *parameter) { (void)parameter; rb->timer_unregister(); MET_PLAY_STOP; /* stop audio ISR */ led(0); } void tap(void) { if (tap_count == 0) { tap_time = 0; } else { if (tap_time > 0) { bpm = 61440/(tap_time/tap_count); if (bpm > 400) bpm = 400; } calc_period(); draw_display(); tap_timeout = (tap_count+2)*tap_time/tap_count; } tap_count++; minitick = 0; /* sync tock to tapping */ play_tock(); reset_tap = false; } enum plugin_status plugin_start(struct plugin_api* api, void* parameter){ int button; const struct button_mapping *plugin_contexts[] = {generic_directions, #if CONFIG_KEYPAD == ONDIO_PAD ondio_action, #elif (CONFIG_KEYPAD == IRIVER_H100_PAD) || (CONFIG_KEYPAD == IRIVER_H300_PAD) iriver_syncaction, #endif generic_actions}; #if (CONFIG_KEYPAD == ONDIO_PAD) \ || (CONFIG_KEYPAD == IRIVER_H100_PAD) \ || (CONFIG_KEYPAD == IRIVER_H300_PAD) #define PLA_ARRAY_COUNT 3 #else #define PLA_ARRAY_COUNT 2 #endif (void)parameter; rb = api; if (MET_IS_PLAYING) MET_PLAY_STOP; /* stop audio IS */ #if CONFIG_CODEC != SWCODEC rb->bitswap(sound, sizeof(sound)); #else prepare_tock(); rb->pcm_set_frequency(44100); #endif calc_period(); rb->timer_register(1, NULL, TIMER_FREQ/1024, 1, timer_callback); draw_display(); /* main loop */ while (true){ reset_tap = true; button = pluginlib_getaction(rb,TIMEOUT_BLOCK, plugin_contexts,PLA_ARRAY_COUNT); switch (button) { case METRONOME_QUIT: /* get out of here */ cleanup(NULL); return PLUGIN_OK; #if CONFIG_KEYPAD == ONDIO_PAD case METRONOME_PLAY_TAP: if(sound_paused) { sound_paused = false; calc_period(); draw_display(); } else tap(); break; case METRONOME_PAUSE: if(!sound_paused) { sound_paused = true; draw_display(); } break; #else case METRONOME_PLAYPAUSE: if(sound_paused) sound_paused = false; else sound_paused = true; calc_period(); draw_display(); break; #endif case METRONOME_VOL_UP: case METRONOME_VOL_UP_REP: change_volume(1); calc_period(); break; case METRONOME_VOL_DOWN: case METRONOME_VOL_DOWN_REP: change_volume(-1); calc_period(); break; case METRONOME_LEFT: bpm_step_counter = 0; case METRONOME_LEFT_REP: change_bpm(-1); break; case METRONOME_RIGHT: bpm_step_counter = 0; case METRONOME_RIGHT_REP: change_bpm(1); break; #ifdef METRONOME_TAP case METRONOME_TAP: tap(); break; #endif #if METRONOME_SYNC case METRONOME_SYNC: minitick = period; break; #endif default: if (rb->default_event_handler_ex(button, cleanup, NULL) == SYS_USB_CONNECTED) return PLUGIN_USB_CONNECTED; reset_tap = false; break; } if (reset_tap) { tap_count = 0; } } }