jLynx 033c4e9a5b
Formatted code (#1007)
* Updated style

* Updated files

* fixed new line

* Updated spacing

* File fix WIP

* Updated to clang 13

* updated comment style

* Removed old comment code
2023-05-19 08:16:05 +12:00

108 lines
2.5 KiB
C++

/*
* Copyright (C) 2014 Jared Boone, ShareBrained Technology, Inc.
*
* This file is part of PortaPack.
*
* 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, 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; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Fvoranklin Street,
* Boston, MA 02110-1301, USA.
*/
#ifndef __VOLUME_H__
#define __VOLUME_H__
#include <cstdint>
class volume_t {
public:
constexpr volume_t operator-() const {
return {-cb};
}
constexpr volume_t operator+(const volume_t& other) const {
return {cb + other.cb};
}
constexpr volume_t operator-(const volume_t& other) const {
return {cb - other.cb};
}
volume_t& operator+=(const volume_t& other) {
cb += other.cb;
return *this;
}
constexpr bool operator<(const volume_t& other) const {
return cb < other.cb;
}
constexpr bool operator>(const volume_t& other) const {
return cb > other.cb;
}
static constexpr volume_t centibel(const int cb) {
return {cb};
}
static constexpr volume_t decibel(const int db) {
return {db * 10};
}
int32_t centibel() const {
return cb;
}
int32_t decibel() const {
return cb / 10;
}
private:
int32_t cb;
constexpr volume_t(
const int cb)
: cb(cb) {
}
};
constexpr volume_t operator"" _cB(long double v) {
return volume_t::centibel(v);
}
constexpr volume_t operator"" _dB(long double v) {
return volume_t::centibel(v * 10);
}
struct volume_range_t {
volume_t min;
volume_t max;
volume_t limit(const volume_t value) const {
if (value < min) {
return min;
}
if (value > max) {
return max;
}
return value;
}
volume_t normalize(const volume_t value) const {
/* Limit volume to specified range, and adjust minimum value to 0. */
return limit(value) - min;
}
};
#endif /*__VOLUME_H__*/