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hot-step-cpp-ROCm/engine/vendor/vst3sdk/public.sdk/source/vst/vstbus.h
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2026-08-16 18:24:52 +07:00

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//-----------------------------------------------------------------------------
// Project : VST SDK
//
// Category : Helpers
// Filename : public.sdk/source/vst/vstbus.h
// Created by : Steinberg, 03/2008
// Description : VST Bus Implementation
//
//-----------------------------------------------------------------------------
// This file is part of a Steinberg SDK. It is subject to the license terms
// in the LICENSE file found in the top-level directory of this distribution
// and at www.steinberg.net/sdklicenses.
// No part of the SDK, including this file, may be copied, modified, propagated,
// or distributed except according to the terms contained in the LICENSE file.
//-----------------------------------------------------------------------------
#pragma once
#include "base/source/fobject.h"
#include "pluginterfaces/vst/ivstcomponent.h"
#include "pluginterfaces/vst/ivstaudioprocessor.h"
#include <string>
#if defined(SMTG_CPP_17) && SMTG_CPP_17
#include <string_view>
#endif
#include <vector>
//------------------------------------------------------------------------
namespace Steinberg {
namespace Vst {
//------------------------------------------------------------------------
/** Basic Bus object.
\ingroup vstClasses
*/
class Bus: public FObject
{
public:
//------------------------------------------------------------------------
/** Constructor. */
Bus (const TChar* name, BusType busType, int32 flags);
/** Returns true if the bus is active. */
TBool isActive () const { return active; }
/** Activates the bus. */
void setActive (TBool state) { active = state; }
#if defined(SMTG_CPP_17) && SMTG_CPP_17
/** Sets a new name for this bus. */
void setName (std::u16string_view newName) { name = newName; }
#else
/** Sets a new name for this bus. */
void setName (const std::u16string& newName) { name = newName; }
#endif
/** Sets a new busType for this bus. */
void setBusType (BusType newBusType) { busType = newBusType; }
/** Sets a new flags for this bus. */
void setFlags (uint32 newFlags) { flags = newFlags; }
/** Gets the BusInfo of this bus. */
virtual bool getInfo (BusInfo&);
OBJ_METHODS (Vst::Bus, FObject)
//------------------------------------------------------------------------
protected:
std::u16string name; ///< name
BusType busType; ///< kMain or kAux, see \ref BusTypes
int32 flags; ///< flags, see \ref BusInfo::BusFlags
TBool active; ///< activation state
};
//------------------------------------------------------------------------
/** Description of an Event Bus.
\ingroup vstClasses
*/
class EventBus: public Bus
{
public:
//------------------------------------------------------------------------
/** Constructor of an EventBus. */
EventBus (const TChar* name, BusType busType, int32 flags, int32 channelCount);
//---from Bus-------
/** Gets the BusInfo associated to this Event bus. */
bool getInfo (BusInfo& info) SMTG_OVERRIDE;
OBJ_METHODS (Vst::EventBus, Vst::Bus);
//------------------------------------------------------------------------
protected:
int32 channelCount;
};
//------------------------------------------------------------------------
/** Description of an Audio Bus.
\ingroup vstClasses
*/
class AudioBus: public Bus
{
public:
//------------------------------------------------------------------------
AudioBus (const TChar* name, BusType busType, int32 flags, SpeakerArrangement arr);
/** Gets the speaker arrangement defining this Audio bus. */
SpeakerArrangement getArrangement () const { return speakerArr; }
/** Sets the speaker arrangement defining this Audio bus. */
void setArrangement (const SpeakerArrangement& arr) { speakerArr = arr; }
//---from Bus---------------------
/** Gets the BusInfo associated to this Audio bus. */
bool getInfo (BusInfo& info) SMTG_OVERRIDE;
OBJ_METHODS (Vst::AudioBus, Vst::Bus)
//------------------------------------------------------------------------
protected:
SpeakerArrangement speakerArr;
};
//------------------------------------------------------------------------
/** List of Busses.
\ingroup vstClasses
*/
class BusList: public FObject, public std::vector<IPtr<Vst::Bus> >
{
public:
//------------------------------------------------------------------------
/** Constructor. */
BusList (MediaType type, BusDirection dir);
/** Returns the BusList Type. See \ref MediaType */
MediaType getType () const { return type; }
/** Returns the BusList direction. See \ref BusDirection */
BusDirection getDirection () const { return direction; }
OBJ_METHODS (Vst::BusList, FObject);
//------------------------------------------------------------------------
protected:
MediaType type;
BusDirection direction;
};
//------------------------------------------------------------------------
} // namespace Vst
} // namespace Steinberg