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/**
bespoke synth, a software modular synthesizer
Copyright (C) 2021 Ryan Challinor (contact: awwbees@gmail.com)
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
**/
//
// EffectChain.h
// modularSynth
//
// Created by Ryan Challinor on 11/25/12.
//
//
#pragma once
#include "IAudioProcessor.h"
#include "IDrawableModule.h"
#include "ClickButton.h"
#include "Slider.h"
#include "Checkbox.h"
#include "DropdownList.h"
#define MAX_EFFECTS_IN_CHAIN 100
#define MIN_EFFECT_WIDTH 80
class IAudioEffect;
class EffectChain : public IDrawableModule, public IAudioProcessor, public IButtonListener, public IFloatSliderListener, public IDropdownListener
{
public:
EffectChain();
virtual ~EffectChain();
static IDrawableModule* Create() { return new EffectChain(); }
static bool AcceptsAudio() { return true; }
static bool AcceptsNotes() { return false; }
static bool AcceptsPulses() { return false; }
void CreateUIControls() override;
void SetEnabled(bool enabled) override { mEnabled = enabled; }
void Init() override;
void Poll() override;
void AddEffect(std::string type, std::string desiredName, bool onTheFly);
void SetWideCount(int count) { mNumFXWide = count; }
//IAudioSource
void Process(double time) override;
void KeyPressed(int key, bool isRepeat) override;
void KeyReleased(int key) override;
bool HasPush2OverrideControls() const override { return true; }
void GetPush2OverrideControls(std::vector<IUIControl*>& controls) const override;
void ButtonClicked(ClickButton* button, double time) override;
void CheckboxUpdated(Checkbox* checkbox, double time) override;
void FloatSliderUpdated(FloatSlider* slider, float oldVal, double time) override;
void DropdownUpdated(DropdownList* list, int oldVal, double time) override;
virtual void LoadBasics(const ofxJSONElement& moduleInfo, std::string typeName) override;
virtual void LoadLayout(const ofxJSONElement& moduleInfo) override;
virtual void SetUpFromSaveData() override;
virtual void SaveLayout(ofxJSONElement& moduleInfo) override;
virtual void UpdateOldControlName(std::string& oldName) override;
bool IsEnabled() const override { return mEnabled; }
private:
//IDrawableModule
void DrawModule() override;
void GetModuleDimensions(float& width, float& height) override;
std::vector<IUIControl*> ControlsToIgnoreInSaveState() const override;
int GetRowHeight(int row) const;
int NumRows() const;
void DeleteEffect(int index);
void MoveEffect(int index, int direction);
void UpdateReshuffledDryWetSliders();
ofVec2f GetEffectPos(int index) const;
struct EffectControls
{
ClickButton* mMoveLeftButton{ nullptr };
ClickButton* mMoveRightButton{ nullptr };
ClickButton* mDeleteButton{ nullptr };
FloatSlider* mDryWetSlider{ nullptr };
ClickButton* mPush2DisplayEffectButton{ nullptr };
};
std::vector<IAudioEffect*> mEffects{};
ChannelBuffer mDryBuffer;
std::vector<EffectControls> mEffectControls;
std::array<float, MAX_EFFECTS_IN_CHAIN> mDryWetLevels{};
double mSwapTime{ -1 };
int mSwapFromIdx{ -1 };
int mSwapToIdx{ -1 };
ofVec2f mSwapFromPos;
ofVec2f mSwapToPos;
float mVolume{ 1 };
FloatSlider* mVolumeSlider{ nullptr };
int mNumFXWide{ 3 };
bool mInitialized{ false };
bool mShowSpawnList{ true };
int mWantToDeleteEffectAtIndex{ -1 };
IAudioEffect* mPush2DisplayEffect{ nullptr };
std::vector<std::string> mEffectTypesToSpawn;
int mSpawnIndex{ -1 };
DropdownList* mEffectSpawnList{ nullptr };
ClickButton* mSpawnEffectButton{ nullptr };
ClickButton* mPush2ExitEffectButton{ nullptr };
ofMutex mEffectMutex;
};
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