sfizz/vst/SfizzVstState.cpp
Jean Pierre Cimalando 42bf66dd74 Update the VST plugin
2020-06-21 20:06:13 +02:00

136 lines
3 KiB
C++

// SPDX-License-Identifier: BSD-2-Clause
// This code is part of the sfizz library and is licensed under a BSD 2-clause
// license. You should have receive a LICENSE.md file along with the code.
// If not, contact the sfizz maintainers at https://github.com/sfztools/sfizz
#include "SfizzVstState.h"
#include <sfizz.h>
#include <mutex>
#include <cstring>
tresult SfizzVstState::load(IBStream* state)
{
IBStreamer s(state, kLittleEndian);
uint64 version = 0;
if (!s.readInt64u(version))
return kResultFalse;
if (const char* str = s.readStr8())
sfzFile = str;
else
return kResultFalse;
if (!s.readFloat(volume))
return kResultFalse;
if (!s.readInt32(numVoices))
return kResultFalse;
if (!s.readInt32(oversamplingLog2))
return kResultFalse;
if (!s.readInt32(preloadSize))
return kResultFalse;
const SfizzVstState defaults;
if (version >= 1) {
if (const char* str = s.readStr8())
scalaFile = str;
else
return kResultFalse;
if (!s.readInt32(scalaRootKey))
return kResultFalse;
if (!s.readFloat(tuningFrequency))
return kResultFalse;
if (!s.readFloat(stretchedTuning))
return kResultFalse;
}
else {
scalaFile = defaults.scalaFile;
scalaRootKey = defaults.scalaRootKey;
tuningFrequency = defaults.tuningFrequency;
stretchedTuning = defaults.stretchedTuning;
}
if (version > 1)
return kResultFalse;
return kResultTrue;
}
tresult SfizzVstState::store(IBStream* state) const
{
IBStreamer s(state, kLittleEndian);
if (!s.writeInt64u(currentStateVersion))
return kResultFalse;
if (!s.writeStr8(sfzFile.c_str()))
return kResultFalse;
if (!s.writeFloat(volume))
return kResultFalse;
if (!s.writeInt32(numVoices))
return kResultFalse;
if (!s.writeInt32(oversamplingLog2))
return kResultFalse;
if (!s.writeInt32(preloadSize))
return kResultFalse;
if (!s.writeStr8(scalaFile.c_str()))
return kResultFalse;
if (!s.writeInt32(scalaRootKey))
return kResultFalse;
if (!s.writeFloat(tuningFrequency))
return kResultFalse;
if (!s.writeFloat(stretchedTuning))
return kResultFalse;
return kResultTrue;
}
constexpr uint64 SfizzVstState::currentStateVersion;
tresult SfizzUiState::load(IBStream* state)
{
IBStreamer s(state, kLittleEndian);
uint64 version = 0;
if (!s.readInt64u(version))
return kResultFalse;
if (!s.readInt32u(activePanel))
return kResultFalse;
if (version > 0)
return kResultFalse;
return kResultTrue;
}
tresult SfizzUiState::store(IBStream* state) const
{
IBStreamer s(state, kLittleEndian);
if (!s.writeInt64u(currentStateVersion))
return kResultFalse;
if (!s.writeInt32u(activePanel))
return kResultFalse;
return kResultTrue;
}
constexpr uint64 SfizzUiState::currentStateVersion;