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178 lines
5.2 KiB
C++
178 lines
5.2 KiB
C++
/*
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TiMidity++ -- MIDI to WAVE converter and player
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Copyright (C) 1999-2002 Masanao Izumo <mo@goice.co.jp>
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Copyright (C) 1995 Tuukka Toivonen <tt@cgs.fi>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/*
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* Historical issues: This file once was a huge header file, but now is
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* devided into some smaller ones. Please do not add things to this
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* header, but consider put them on other files.
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*/
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#ifndef TIMIDITY_H_INCLUDED
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#define TIMIDITY_H_INCLUDED 1
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#include "c_cvars.h"
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#include "output.h"
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#include "controls.h"
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#include "mblock.h"
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#ifdef _MSC_VER
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#pragma warning(disable:4244) // double->float truncation occurs so often in here that it's pointless to fix it all.
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#endif
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EXTERN_CVAR(Int, playback_rate)
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EXTERN_CVAR(Int, key_adjust)
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EXTERN_CVAR(Float, tempo_adjust)
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namespace TimidityPlus
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{
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extern int32_t control_ratio; // derived from playback_rate
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}
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EXTERN_CVAR(Bool, opt_modulation_wheel)
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EXTERN_CVAR(Bool, opt_portamento)
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EXTERN_CVAR(Bool, opt_nrpn_vibrato)
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EXTERN_CVAR(Int, opt_reverb_control)
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EXTERN_CVAR(Int, opt_chorus_control)
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EXTERN_CVAR(Bool, opt_surround_chorus)
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EXTERN_CVAR(Bool, opt_channel_pressure)
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EXTERN_CVAR(Int, opt_lpf_def)
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EXTERN_CVAR(Bool, opt_temper_control)
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EXTERN_CVAR(Bool, opt_modulation_envelope)
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/*
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Table of contents:
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(1) Flags and definitions to customize timidity
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(3) inportant definitions not to customize
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(2) #includes -- include other headers
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*/
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/*****************************************************************************\
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section 1: some customize issues
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\*****************************************************************************/
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/* How many bits to use for the fractional part of sample positions.
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This affects tonal accuracy. The entire position counter must fit
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in 32 bits, so with FRACTION_BITS equal to 12, the maximum size of
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a sample is 1048576 samples (2 megabytes in memory). The GUS gets
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by with just 9 bits and a little help from its friends...
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"The GUS does not SUCK!!!" -- a happy user :) */
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#define FRACTION_BITS 12
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/* change FRACTION_BITS above, not this */
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#define FRACTION_MASK (~(0xFFFFFFFF << FRACTION_BITS))
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/* The number of samples to use for ramping out a dying note. Affects
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click removal. */
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#define MAX_DIE_TIME 20
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/* Define the pre-resampling cache size.
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* This value is default. You can change the cache saze with
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* command line option.
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*/
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#define DEFAULT_CACHE_DATA_SIZE (2*1024*1024)
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/*****************************************************************************\
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section 2: some important definitions
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\*****************************************************************************/
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/*
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Anything below this shouldn't need to be changed unless you're porting
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to a new machine with other than 32-bit, big-endian words.
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*/
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/* Audio buffer size has to be a power of two to allow DMA buffer
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fragments under the VoxWare (Linux & FreeBSD) audio driver */
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#define AUDIO_BUFFER_SIZE (1<<12)
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/* These affect general volume */
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#define GUARD_BITS 3
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#define AMP_BITS (15-GUARD_BITS)
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#define MAX_AMPLIFICATION 800
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#define MAX_CHANNELS 32
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/* Vibrato and tremolo Choices of the Day */
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#define SWEEP_TUNING 38
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#define VIBRATO_AMPLITUDE_TUNING 1.0L
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#define VIBRATO_RATE_TUNING 38
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#define TREMOLO_AMPLITUDE_TUNING 1.0L
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#define TREMOLO_RATE_TUNING 38
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#define SWEEP_SHIFT 16
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#define RATE_SHIFT 5
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#define VIBRATO_SAMPLE_INCREMENTS 32
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#define MODULATION_WHEEL_RATE (1.0/6.0)
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/* #define MODULATION_WHEEL_RATE (midi_time_ratio/8.0) */
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/* #define MODULATION_WHEEL_RATE (current_play_tempo/500000.0/32.0) */
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#define VIBRATO_DEPTH_TUNING (1.0/4.0)
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/* malloc's limit */
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#define MAX_SAFE_MALLOC_SIZE (1<<23) /* 8M */
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#define DEFAULT_SOUNDFONT_ORDER 0
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/*****************************************************************************\
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section 3: include other headers
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\*****************************************************************************/
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namespace TimidityPlus
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{
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enum play_system_modes
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{
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DEFAULT_SYSTEM_MODE,
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GM_SYSTEM_MODE,
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GM2_SYSTEM_MODE,
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GS_SYSTEM_MODE,
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XG_SYSTEM_MODE
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};
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const int DEFAULT_VOICES = 256;
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// These were configurable in Timidity++ but it doesn't look like this is really needed.
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// In case it becomes necessary, they can be turned into CVARs.
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const int default_tonebank = 0;
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const int special_tonebank = -1;
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const int effect_lr_mode = -1;
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const int effect_lr_delay_msec = 25;
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const int adjust_panning_immediately = 1;
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const int antialiasing_allowed = 0;
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const int fast_decay = 0;
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const int cutoff_allowed = 0;
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const int opt_force_keysig = 8;
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const int max_voices = DEFAULT_VOICES;
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const int temper_type_mute = 0;
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const int opt_preserve_silence = 0;
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const int opt_init_keysig = 8;
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}
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#endif /* TIMIDITY_H_INCLUDED */
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