godot/drivers/chibi/cp_note.h
2016-01-01 11:50:53 -02:00

103 lines
3.1 KiB
C

/*************************************************************************/
/* cp_note.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2016 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 CP_NOTE_H
#define CP_NOTE_H
#include "cp_config.h"
struct CPNote {
enum {
NOTES=120,
OFF=254,
CUT=253,
EMPTY=255,
SCRIPT=252,
};
uint8_t note;
uint8_t instrument;
uint8_t volume;
uint8_t command;
uint8_t parameter;
unsigned int script_source_sign;
bool cloned;
void clear() {
note=EMPTY;
instrument=EMPTY;
volume=EMPTY;
command=EMPTY;
parameter=0;
script_source_sign='\0';
cloned=false;
}
void raise() {
if (note<(NOTES-1))
note++;
else if (note==SCRIPT && parameter<0xFF)
parameter++;
}
void lower() {
if ((note>0) && (note<NOTES))
note--;
else if (note==SCRIPT && parameter>0)
parameter--;
}
bool operator== (const CPNote &rvalue) {
return (
(note==rvalue.note) &&
(instrument==rvalue.instrument) &&
(volume==rvalue.volume) &&
(command==rvalue.command) &&
(parameter==rvalue.parameter)
);
}
bool is_empty() const { return (note==EMPTY && instrument==EMPTY && volume==EMPTY && command==EMPTY && parameter==0 && !cloned); }
CPNote() {
clear();
}
};
#endif