275 lines
8.8 KiB
C++
275 lines
8.8 KiB
C++
/*
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==============================================================================
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This file is part of Obxd synthesizer.
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Copyright © 2013-2014 Filatov Vadim
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Contact author via email :
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justdat_@_e1.ru
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This file may be licensed under the terms of of the
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GNU General Public License Version 2 (the ``GPL'').
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Software distributed under the License is distributed
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on an ``AS IS'' basis, WITHOUT WARRANTY OF ANY KIND, either
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express or implied. See the GPL for the specific language
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governing rights and limitations.
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You should have received a copy of the GPL along with this
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program. If not, go to http://www.gnu.org/licenses/gpl.html
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or write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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==============================================================================
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*/
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#ifndef PLUGINPROCESSOR_H_INCLUDED
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#define PLUGINPROCESSOR_H_INCLUDED
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#include "../JuceLibraryCode/JuceHeader.h"
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#include "Engine/SynthEngine.h"
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//#include <stack>
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#include "Engine/midiMap.h"
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#include "Engine/ObxdBank.h"
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//==============================================================================
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const int fxbVersionNum = 1;
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struct fxProgram
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{
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int32 chunkMagic; // 'CcnK'
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int32 byteSize; // of this chunk, excl. magic + byteSize
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int32 fxMagic; // 'FxCk'
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int32 version;
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int32 fxID; // fx unique id
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int32 fxVersion;
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int32 numParams;
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char prgName[28];
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float params[1]; // variable no. of parameters
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};
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struct fxSet
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{
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int32 chunkMagic; // 'CcnK'
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int32 byteSize; // of this chunk, excl. magic + byteSize
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int32 fxMagic; // 'FxBk'
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int32 version;
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int32 fxID; // fx unique id
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int32 fxVersion;
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int32 numPrograms;
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char future[128];
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fxProgram programs[1]; // variable no. of programs
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};
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struct fxChunkSet
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{
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int32 chunkMagic; // 'CcnK'
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int32 byteSize; // of this chunk, excl. magic + byteSize
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int32 fxMagic; // 'FxCh', 'FPCh', or 'FBCh'
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int32 version;
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int32 fxID; // fx unique id
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int32 fxVersion;
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int32 numPrograms;
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char future[128];
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int32 chunkSize;
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char chunk[8]; // variable
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};
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struct fxProgramSet
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{
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int32 chunkMagic; // 'CcnK'
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int32 byteSize; // of this chunk, excl. magic + byteSize
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int32 fxMagic; // 'FxCh', 'FPCh', or 'FBCh'
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int32 version;
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int32 fxID; // fx unique id
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int32 fxVersion;
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int32 numPrograms;
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char name[28];
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int32 chunkSize;
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char chunk[8]; // variable
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};
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// Compares a magic value in either endianness.
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static inline bool compareMagic (int32 magic, const char* name) noexcept
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{
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return magic == (int32) ByteOrder::littleEndianInt (name)
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|| magic == (int32) ByteOrder::bigEndianInt (name);
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}
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static inline int32 fxbName (const char* name) noexcept { return (int32) ByteOrder::littleEndianInt (name); }
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static inline int32 fxbSwap (const int32 x) noexcept { return (int32) ByteOrder::swapIfLittleEndian ((uint32) x); }
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static inline float fxbSwapFloat (const float x) noexcept
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{
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#ifdef JUCE_LITTLE_ENDIAN
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union { uint32 asInt; float asFloat; } n;
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n.asFloat = x;
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n.asInt = ByteOrder::swap (n.asInt);
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return n.asFloat;
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#else
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return x;
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#endif
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}
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enum class Tooltip
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{
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Disable = 0,
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StandardDisplay,
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FullDisplay
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};
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//==============================================================================
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/**
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*/
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class ObxdAudioProcessor : public AudioProcessor,
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public AudioProcessorValueTreeState::Listener,
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public ChangeBroadcaster
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{
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public:
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//==============================================================================
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ObxdAudioProcessor();
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~ObxdAudioProcessor();
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//==============================================================================
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void prepareToPlay (double sampleRate, int samplesPerBlock) override;
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void releaseResources() override;
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void processBlock (AudioSampleBuffer& buffer, MidiBuffer& midiMessages) override;
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//==============================================================================
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AudioProcessorEditor* createEditor() override;
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bool hasEditor() const override;
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//==============================================================================
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void processMidiPerSample (MidiBuffer::Iterator* iter, const int samplePos);
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bool getNextEvent (MidiBuffer::Iterator* iter, const int samplePos);
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//==============================================================================
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void initAllParams();
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void initMidi();
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const String getInputChannelName (int channelIndex) const override; // WATCH OUT!
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const String getOutputChannelName (int channelIndex) const override; // WATCH OUT!
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bool isInputChannelStereoPair (int index) const override; // WATCH OUT!
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bool isOutputChannelStereoPair (int index) const override; // WATCH OUT!
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bool acceptsMidi() const override;
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bool producesMidi() const override;
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double getTailLengthSeconds() const override;
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const String getName() const override;
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//==============================================================================
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int getNumPrograms() override;
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int getCurrentProgram() override;
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void setCurrentProgram (int index) override;
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void setCurrentProgram (int index, bool updateHost);
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const String getProgramName (int index) override;
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void changeProgramName (int index, const String& newName) override;
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//==============================================================================
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void getStateInformation (MemoryBlock& destData) override;
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void setStateInformation (const void* data, int sizeInBytes) override;
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void setCurrentProgramStateInformation (const void* data,int sizeInBytes) override;
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void getCurrentProgramStateInformation (MemoryBlock& destData) override;
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//==============================================================================
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void scanAndUpdateBanks();
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void scanAndUpdateSkins();
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const Array<File>& getBankFiles() const;
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const Array<File>& getSkinFiles() const;
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bool deleteBank();
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bool loadPreset(const File& fxpFile);
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bool savePreset(const File& fxpFile);
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void changePresetName(const String &name);
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void newPreset(const String &name);
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void deletePreset();
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bool loadFromFXBFile(const File& fxbFile);
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bool saveFXBFile(const File& fxbFile);
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bool saveFXPFile(const File& fxpFile);
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bool saveBank(const File& fxbFile);
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bool restoreProgramSettings(const fxProgram* const prog);
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File getCurrentBankFile() const;
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MidiMap &getMidiMap(){ return bindings; }
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//==============================================================================
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const ObxdBank& getPrograms() const { return programs; }
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//==============================================================================
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File getDocumentFolder() const;
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File getSkinFolder() const;
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File getPresetsFolder() const;
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File getBanksFolder() const;
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File getMidiFolder() const;
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File getCurrentSkinFolder() const;
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void setCurrentSkinFolder(const String& folderName);
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void setGuiSize(const int gui_size);
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Tooltip getTooltipBehavior() const;
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void setTooltipBehavior(const Tooltip tooltip);
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//==============================================================================
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static String getEngineParameterId (size_t);
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static String getTrueParameterValueFromNormalizedRange(size_t, float normalizedValue);
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int getParameterIndexFromId (String);
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void setEngineParameterValue (int, float, bool notifyToHost= false);
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void parameterChanged (const String&, float) override;
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AudioProcessorValueTreeState& getPluginState();
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bool getShowPresetBar(){
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return this->showPresetBar;
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}
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void setShowPresetBar(bool val){
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this->showPresetBar = val;
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config->setValue("presetnavigation", this->showPresetBar);
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}
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private:
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//==============================================================================
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bool isHostAutomatedChange;
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int lastMovedController;
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int lastUsedParameter;
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MidiMessage* nextMidi;
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MidiMessage* midiMsg;
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bool midiControlledParamSet;
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bool hasMidiMessage;
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int midiEventPos;
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SynthEngine synth;
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ObxdBank programs;
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public:
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float physicalPixelScaleFactor;
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int gui_size;
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String currentSkin;
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String currentBank;
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File currentBankFile;
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void saveBank();
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String currentMidiPath;
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String currentPreset;
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File currentPresetFile;
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void savePreset();
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MidiMap bindings;
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bool showPresetBar = false;
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void updateConfig();
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private:
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Array<File> bankFiles;
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Array<File> skinFiles;
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Tooltip tooltipBehavior;
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std::unique_ptr<PropertiesFile> config;
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InterProcessLock configLock;
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//==============================================================================
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AudioProcessorValueTreeState apvtState;
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UndoManager undoManager;
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//==============================================================================
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (ObxdAudioProcessor)
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};
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#endif // PLUGINPROCESSOR_H_INCLUDED
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