From 78f8fce7f286fd0c71774e2567404ed51f24fef3 Mon Sep 17 00:00:00 2001 From: Vito Caputo Date: Fri, 26 May 2017 21:51:04 -0700 Subject: *: initial commit of stripped schism stuff Forking schism tracker's IT playback stuff into a little playback library for embedding in demos. --- src/include/tables.h | 56 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 56 insertions(+) create mode 100644 src/include/tables.h (limited to 'src/include/tables.h') diff --git a/src/include/tables.h b/src/include/tables.h new file mode 100644 index 0000000..5bac1d7 --- /dev/null +++ b/src/include/tables.h @@ -0,0 +1,56 @@ +/* + * Schism Tracker - a cross-platform Impulse Tracker clone + * copyright (c) 2003-2005 Storlek + * copyright (c) 2005-2008 Mrs. Brisby + * copyright (c) 2009 Storlek & Mrs. Brisby + * copyright (c) 2010-2012 Storlek + * URL: http://schismtracker.org/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef TABLES_H +#define TABLES_H + +#include + +// better than having a table. +#define SHORT_PANNING(i) (((((i) << 4) | (i)) + 2) >> 2) + +/* TODO: I know just sticking _fast on all of these will break the player, but for some of 'em...? */ + +extern const uint8_t vc_portamento_table[16]; // volume column Gx + +extern const uint16_t period_table[12]; +extern const uint16_t finetune_table[16]; + +extern const int8_t sine_table[256]; +extern const int8_t ramp_down_table[256]; +extern const int8_t square_table[256]; + +extern const int8_t retrig_table_1[16]; +extern const int8_t retrig_table_2[16]; + +extern const uint32_t fine_linear_slide_up_table[16]; +extern const uint32_t fine_linear_slide_down_table[16]; +extern const uint32_t linear_slide_up_table[256]; +extern const uint32_t linear_slide_down_table[256]; + +extern const char *midi_group_names[17]; +extern const char *midi_program_names[128]; +extern const char *midi_percussion_names[61]; + +#endif /* ! TABLES_H */ + -- cgit v1.2.3