mirror of
https://github.com/DrBeef/Raze.git
synced 2024-12-11 21:31:16 +00:00
69 lines
2.1 KiB
C++
69 lines
2.1 KiB
C++
/*
|
|
** i_music.h
|
|
**
|
|
**---------------------------------------------------------------------------
|
|
** Copyright 1998-2006 Randy Heit
|
|
** All rights reserved.
|
|
**
|
|
** Redistribution and use in source and binary forms, with or without
|
|
** modification, are permitted provided that the following conditions
|
|
** are met:
|
|
**
|
|
** 1. Redistributions of source code must retain the above copyright
|
|
** notice, this list of conditions and the following disclaimer.
|
|
** 2. Redistributions in binary form must reproduce the above copyright
|
|
** notice, this list of conditions and the following disclaimer in the
|
|
** documentation and/or other materials provided with the distribution.
|
|
** 3. The name of the author may not be used to endorse or promote products
|
|
** derived from this software without specific prior written permission.
|
|
**
|
|
** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
|
** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
|
** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
|
** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
|
** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|
** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
**---------------------------------------------------------------------------
|
|
**
|
|
*/
|
|
|
|
#ifndef __I_MUSIC_H__
|
|
#define __I_MUSIC_H__
|
|
|
|
#include "c_cvars.h"
|
|
|
|
class FileReader;
|
|
struct FOptionValues;
|
|
|
|
//
|
|
// MUSIC I/O
|
|
//
|
|
void I_InitMusic ();
|
|
void I_BuildMIDIMenuList (FOptionValues *);
|
|
|
|
// Volume.
|
|
void I_SetRelativeVolume(float);
|
|
void I_SetMusicVolume (double volume);
|
|
|
|
|
|
extern int nomusic;
|
|
|
|
EXTERN_CVAR(Bool, mus_enabled)
|
|
EXTERN_CVAR(Float, snd_musicvolume)
|
|
|
|
|
|
inline float AmplitudeTodB(float amplitude)
|
|
{
|
|
return 20.0f * log10(amplitude);
|
|
}
|
|
|
|
inline float dBToAmplitude(float dB)
|
|
{
|
|
return pow(10.0f, dB / 20.0f);
|
|
}
|
|
|
|
#endif //__I_MUSIC_H__
|