00001 /* FluidSynth - A Software Synthesizer 00002 * 00003 * Copyright (C) 2003 Peter Hanappe and others. 00004 * 00005 * This library is free software; you can redistribute it and/or 00006 * modify it under the terms of the GNU Library General Public License 00007 * as published by the Free Software Foundation; either version 2 of 00008 * the License, or (at your option) any later version. 00009 * 00010 * This library is distributed in the hope that it will be useful, but 00011 * WITHOUT ANY WARRANTY; without even the implied warranty of 00012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00013 * Library General Public License for more details. 00014 * 00015 * You should have received a copy of the GNU Library General Public 00016 * License along with this library; if not, write to the Free 00017 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 00018 * 02111-1307, USA 00019 */ 00020 00021 #ifndef _FLUIDSYNTH_VOICE_H 00022 #define _FLUIDSYNTH_VOICE_H 00023 00024 #ifdef __cplusplus 00025 extern "C" { 00026 #endif 00027 00028 00029 /* 00030 * The interface to the synthesizer's voices 00031 * Examples on using them can be found in fluid_defsfont.c 00032 */ 00033 00038 FLUIDSYNTH_API void fluid_voice_update_param(fluid_voice_t* voice, int gen); 00039 00040 00041 /* for fluid_voice_add_mod */ 00042 enum fluid_voice_add_mod{ 00043 FLUID_VOICE_OVERWRITE, 00044 FLUID_VOICE_ADD, 00045 FLUID_VOICE_DEFAULT 00046 }; 00047 00048 /* Add a modulator to a voice (SF2.1 only). */ 00049 FLUIDSYNTH_API void fluid_voice_add_mod(fluid_voice_t* voice, fluid_mod_t* mod, int mode); 00050 00052 FLUIDSYNTH_API void fluid_voice_gen_set(fluid_voice_t* voice, int gen, float val); 00053 00055 FLUIDSYNTH_API float fluid_voice_gen_get(fluid_voice_t* voice, int gen); 00056 00057 00058 00070 FLUIDSYNTH_API unsigned int fluid_voice_get_id(fluid_voice_t* voice); 00071 00072 00073 FLUIDSYNTH_API int fluid_voice_is_playing(fluid_voice_t* voice); 00074 00075 00076 00077 #ifdef __cplusplus 00078 } 00079 #endif 00080 #endif /* _FLUIDSYNTH_VOICE_H */ 00081