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Jef 2024-09-24 14:54:57 +02:00
parent 537bcbc862
commit fc06254474
16440 changed files with 4239995 additions and 2 deletions
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Src/external_dependencies/openmpt-trunk/soundlib/SoundFilePlayConfig.cpp Normal file
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/*
* SoundFilePlayConfig.cpp
* -----------------------
* Purpose: Configuration of sound levels, pan laws, etc... for various mix configurations.
* Notes : (currently none)
* Authors: Olivier Lapicque
* OpenMPT Devs
* The OpenMPT source code is released under the BSD license. Read LICENSE for more details.
*/
#include "stdafx.h"
#include "Mixer.h"
#include "SoundFilePlayConfig.h"
OPENMPT_NAMESPACE_BEGIN
CSoundFilePlayConfig::CSoundFilePlayConfig()
{
setVSTiVolume(1.0f);
SetMixLevels(MixLevels::Compatible);
}
void CSoundFilePlayConfig::SetMixLevels(MixLevels mixLevelType)
{
switch (mixLevelType)
{
// Olivier's version gives us floats in [-0.5; 0.5] and slightly saturates VSTis.
case MixLevels::Original:
setVSTiAttenuation(1.0f); // no attenuation
setIntToFloat(1.0f/static_cast<float>(1<<28));
setFloatToInt(static_cast<float>(1<<28));
setGlobalVolumeAppliesToMaster(false);
setUseGlobalPreAmp(true);
setPanningMode(PanningMode::Undetermined);
setDisplayDBValues(false);
setNormalSamplePreAmp(256.0f);
setNormalVSTiVol(100.0f);
setNormalGlobalVol(128.0f);
setExtraSampleAttenuation(MIXING_ATTENUATION);
break;
// Ericus' version gives us floats in [-0.06;0.06] and requires attenuation to
// avoid massive VSTi saturation.
case MixLevels::v1_17RC1:
setVSTiAttenuation(32.0f);
setIntToFloat(1.0f/static_cast<float>(0x07FFFFFFF));
setFloatToInt(static_cast<float>(0x07FFFFFFF));
setGlobalVolumeAppliesToMaster(false);
setUseGlobalPreAmp(true);
setPanningMode(PanningMode::Undetermined);
setDisplayDBValues(false);
setNormalSamplePreAmp(256.0f);
setNormalVSTiVol(100.0f);
setNormalGlobalVol(128.0f);
setExtraSampleAttenuation(MIXING_ATTENUATION);
break;
// 1.17RC2 gives us floats in [-1.0; 1.0] and hopefully plays VSTis at
// the right volume... but we attenuate by 2x to approx. match sample volume.
case MixLevels::v1_17RC2:
setVSTiAttenuation(2.0f);
setIntToFloat(1.0f/MIXING_SCALEF);
setFloatToInt(MIXING_SCALEF);
setGlobalVolumeAppliesToMaster(true);
setUseGlobalPreAmp(true);
setPanningMode(PanningMode::Undetermined);
setDisplayDBValues(false);
setNormalSamplePreAmp(256.0f);
setNormalVSTiVol(100.0f);
setNormalGlobalVol(128.0f);
setExtraSampleAttenuation(MIXING_ATTENUATION);
break;
// 1.17RC3 ignores the horrible global, system-specific pre-amp,
// treats panning as balance to avoid saturation on loud sample (and because I think it's better :),
// and allows display of attenuation in decibels.
default:
case MixLevels::v1_17RC3:
setVSTiAttenuation(1.0f);
setIntToFloat(1.0f/MIXING_SCALEF);
setFloatToInt(MIXING_SCALEF);
setGlobalVolumeAppliesToMaster(true);
setUseGlobalPreAmp(false);
setPanningMode(PanningMode::SoftPanning);
setDisplayDBValues(true);
setNormalSamplePreAmp(128.0f);
setNormalVSTiVol(128.0f);
setNormalGlobalVol(256.0f);
setExtraSampleAttenuation(0);
break;
// A mixmode that is intended to be compatible to legacy trackers (IT/FT2/etc).
// This is basically derived from mixmode 1.17 RC3, with panning mode and volume levels changed.
// Sample attenuation is the same as in Schism Tracker (more attenuation than with RC3, thus VSTi attenuation is also higher).
case MixLevels::Compatible:
case MixLevels::CompatibleFT2:
setVSTiAttenuation(0.75f);
setIntToFloat(1.0f/MIXING_SCALEF);
setFloatToInt(MIXING_SCALEF);
setGlobalVolumeAppliesToMaster(true);
setUseGlobalPreAmp(false);
setPanningMode(mixLevelType == MixLevels::Compatible ? PanningMode::NoSoftPanning : PanningMode::FT2Panning);
setDisplayDBValues(true);
setNormalSamplePreAmp(mixLevelType == MixLevels::Compatible ? 256.0f : 192.0f);
setNormalVSTiVol(mixLevelType == MixLevels::Compatible ? 256.0f : 192.0f);
setNormalGlobalVol(256.0f);
setExtraSampleAttenuation(1);
break;
}
}
OPENMPT_NAMESPACE_END