Modified source engine (2017) developed by valve and leaked in 2020. Not for commercial purporses
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//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
//=============================================================================//
#ifndef SOUNDCHARS_H
#define SOUNDCHARS_H
#ifdef _WIN32
#pragma once
#endif
#define CHAR_STREAM '*' // as one of 1st 2 chars in name, indicates streaming wav data
#define CHAR_USERVOX '?' // as one of 1st 2 chars in name, indicates user realtime voice data
#define CHAR_SENTENCE '!' // as one of 1st 2 chars in name, indicates sentence wav
#define CHAR_DRYMIX '#' // as one of 1st 2 chars in name, indicates wav bypasses dsp fx
#define CHAR_DOPPLER '>' // as one of 1st 2 chars in name, indicates doppler encoded stereo wav: left wav (incomming) and right wav (outgoing).
#define CHAR_DIRECTIONAL '<' // as one of 1st 2 chars in name, indicates stereo wav has direction cone: mix left wav (front facing) with right wav (rear facing) based on soundfacing direction
#define CHAR_DISTVARIANT '^' // as one of 1st 2 chars in name, indicates distance variant encoded stereo wav (left is close, right is far)
#define CHAR_OMNI '@' // as one of 1st 2 chars in name, indicates non-directional wav (default mono or stereo)
#define CHAR_SPATIALSTEREO ')' // as one of 1st 2 chars in name, indicates spatialized stereo wav
#define CHAR_FAST_PITCH '}' // as one of 1st 2 chars in name, forces low quality, non-interpolated pitch shift
inline bool IsSoundChar(char c)
{
bool b;
b = (c == CHAR_STREAM || c == CHAR_USERVOX || c == CHAR_SENTENCE || c == CHAR_DRYMIX || c == CHAR_OMNI );
b = b || (c == CHAR_DOPPLER || c == CHAR_DIRECTIONAL || c == CHAR_DISTVARIANT || c == CHAR_SPATIALSTEREO || c == CHAR_FAST_PITCH );
return b;
}
// return pointer to first valid character in file name
// by skipping over CHAR_STREAM...CHAR_DRYMIX
inline char *PSkipSoundChars(const char *pch)
{
char *pcht = (char *)pch;
while ( 1 )
{
if (!IsSoundChar(*pcht))
break;
pcht++;
}
return pcht;
}
inline bool TestSoundChar(const char *pch, char c)
{
char *pcht = (char *)pch;
while ( 1 )
{
if (!IsSoundChar(*pcht))
break;
if (*pcht == c)
return true;
pcht++;
}
return false;
}
#endif // SOUNDCHARS_H