83 lines
2.3 KiB
C++
83 lines
2.3 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
|
|
|
|
#pragma once
|
|
#include "base/source/fstreamer.h"
|
|
#include "public.sdk/source/vst/vstparameters.h"
|
|
#include <string>
|
|
|
|
using namespace Steinberg;
|
|
|
|
// number of MIDI CC
|
|
enum {
|
|
kNumControllerParams = 128,
|
|
};
|
|
|
|
// parameters
|
|
enum {
|
|
kPidVolume,
|
|
kPidNumVoices,
|
|
kPidOversampling,
|
|
kPidPreloadSize,
|
|
kPidMidiAftertouch,
|
|
kPidMidiPitchBend,
|
|
kPidMidiCC0,
|
|
kPidMidiCCLast = kPidMidiCC0 + kNumControllerParams - 1,
|
|
/* Reserved */
|
|
};
|
|
|
|
class SfizzVstState {
|
|
public:
|
|
std::string sfzFile;
|
|
float volume = 0;
|
|
int numVoices = 64;
|
|
int oversamplingLog2 = 0;
|
|
int preloadSize = 8192;
|
|
|
|
static constexpr uint64 currentStateVersion = 0;
|
|
|
|
tresult load(IBStream* state);
|
|
tresult store(IBStream* state) const;
|
|
};
|
|
|
|
class SfizzUiState {
|
|
public:
|
|
unsigned activePanel = 0;
|
|
|
|
static constexpr uint64 currentStateVersion = 0;
|
|
|
|
tresult load(IBStream* state);
|
|
tresult store(IBStream* state) const;
|
|
};
|
|
|
|
struct SfizzParameterRange {
|
|
float def = 0.0;
|
|
float min = 0.0;
|
|
float max = 1.0;
|
|
|
|
constexpr SfizzParameterRange() {}
|
|
constexpr SfizzParameterRange(float def, float min, float max) : def(def), min(min), max(max) {}
|
|
|
|
constexpr float normalize(float x) const noexcept
|
|
{
|
|
return (x - min) / (max - min);
|
|
}
|
|
|
|
constexpr float denormalize(float x) const noexcept
|
|
{
|
|
return min + x * (max - min);
|
|
}
|
|
|
|
Vst::RangeParameter* createParameter(const Vst::TChar *title, Vst::ParamID tag, const Vst::TChar *units = nullptr, int32 stepCount = 0, int32 flags = Vst::ParameterInfo::kCanAutomate, Vst::UnitID unitID = Vst::kRootUnitId, const Vst::TChar *shortTitle = nullptr) const
|
|
{
|
|
return new Vst::RangeParameter(title, tag, units, min, max, def, stepCount, flags, unitID, shortTitle);
|
|
}
|
|
};
|
|
|
|
static constexpr SfizzParameterRange kParamVolumeRange(0.0, -60.0, +6.0);
|
|
static constexpr SfizzParameterRange kParamNumVoicesRange(64.0, 1.0, 256.0);
|
|
static constexpr SfizzParameterRange kParamOversamplingRange(0.0, 0.0, 3.0);
|
|
static constexpr SfizzParameterRange kParamPreloadSizeRange(8192.0, 1024.0, 65536.0);
|