#ifndef __AMUSE_VSTBACKEND_HPP__ #define __AMUSE_VSTBACKEND_HPP__ #include "audioeffectx.h" #include "VSTEditor.hpp" #include #include "optional.hpp" #include "amuse/BooBackend.hpp" #include "amuse/Engine.hpp" #include "amuse/IBackendVoice.hpp" #include "amuse/IBackendSubmix.hpp" #include "amuse/IBackendVoiceAllocator.hpp" #include "AudioGroupFilePresenter.hpp" namespace amuse { class VSTBackend; /** Backend voice allocator implementation for AudioUnit mixer */ class VSTBackendVoiceAllocator : public BooBackendVoiceAllocator { public: VSTBackendVoiceAllocator(boo::IAudioVoiceEngine& booEngine) : BooBackendVoiceAllocator(booEngine) {} }; /** Actual plugin implementation class */ class VSTBackend : public AudioEffectX { std::mutex m_lock; std::unique_ptr m_booBackend; std::experimental::optional m_voxAlloc; std::experimental::optional m_engine; std::shared_ptr m_curSeq; int m_reqGroup = -1; int m_curGroup = -1; const AudioGroupDataCollection* m_curData = nullptr; size_t m_curFrame = 0; std::wstring m_userDir; int m_routeChannel = -1; AudioGroupFilePresenter m_filePresenter; VSTEditor m_editor; public: VSTBackend(audioMasterCallback cb); ~VSTBackend(); AEffEditor* getEditor(); VstInt32 processEvents(VstEvents* events); void processReplacing(float** inputs, float** outputs, VstInt32 sampleFrames); VstInt32 canDo(char* text); VstPlugCategory getPlugCategory(); bool getEffectName(char* text); bool getProductString(char* text); bool getVendorString(char* text); bool getProgramNameIndexed(VstInt32 category, VstInt32 index, char* text); bool getOutputProperties(VstInt32 index, VstPinProperties* properties); VstInt32 getNumMidiInputChannels(); void setSampleRate(float sampleRate); void setBlockSize(VstInt32 blockSize); amuse::Engine& getAmuseEngine() {return *m_engine;} const std::wstring& getUserDir() const {return m_userDir;} AudioGroupFilePresenter& getFilePresenter() {return m_filePresenter;} void loadGroupFile(int collectionIdx, int fileIdx); void setGroup(int groupIdx, bool immediate); void _setNormalProgram(int programNo); void setNormalProgram(int programNo); void _setDrumProgram(int programNo); void setDrumProgram(int programNo); VstInt32 getChunk(void** data, bool isPreset); VstInt32 setChunk(void* data, VstInt32 byteSize, bool isPreset); }; } #endif // __AMUSE_VSTBACKEND_HPP__