67 lines
2.9 KiB
C++
67 lines
2.9 KiB
C++
/*************************************************************************/
|
|
/* cp_tables.h */
|
|
/*************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* http://www.godotengine.org */
|
|
/*************************************************************************/
|
|
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
|
|
/* */
|
|
/* Permission is hereby granted, free of charge, to any person obtaining */
|
|
/* a copy of this software and associated documentation files (the */
|
|
/* "Software"), to deal in the Software without restriction, including */
|
|
/* without limitation the rights to use, copy, modify, merge, publish, */
|
|
/* distribute, sublicense, and/or sell copies of the Software, and to */
|
|
/* permit persons to whom the Software is furnished to do so, subject to */
|
|
/* the following conditions: */
|
|
/* */
|
|
/* The above copyright notice and this permission notice shall be */
|
|
/* included in all copies or substantial portions of the Software. */
|
|
/* */
|
|
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
|
|
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
|
|
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
|
|
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
|
|
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
|
|
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
|
|
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
|
|
/*************************************************************************/
|
|
|
|
#ifndef CPTABLES_H
|
|
#define CPTABLES_H
|
|
|
|
#include "cp_config.h"
|
|
|
|
/**conversion CPTables/functions
|
|
*@author Juan Linietsky
|
|
*/
|
|
|
|
/******************************
|
|
CPTables.h
|
|
--------
|
|
|
|
CPTables methods for miscelaneous
|
|
conversion utilities
|
|
********************************/
|
|
|
|
class CPTables {
|
|
public:
|
|
|
|
enum { OCTAVE=12 };
|
|
|
|
static uint16_t old_period_table[OCTAVE*2];
|
|
static uint16_t log_table[104];
|
|
static int32_t linear_period_to_freq_tab[768];
|
|
|
|
static int32_t get_old_period(uint16_t note,int32_t speed);
|
|
static int32_t get_amiga_period(uint16_t note,int32_t fine);
|
|
static int32_t get_linear_period(uint16_t note,int32_t fine);
|
|
static int32_t get_linear_frequency(int32_t period);
|
|
static int32_t get_old_frequency(int32_t period);
|
|
static int32_t get_log_period(uint16_t note,int32_t p_c5freq);
|
|
|
|
CPTables();
|
|
~CPTables();
|
|
};
|
|
|
|
#endif
|