Object inspection framework extension to debug fx

src/debug.hpp

@@ -0,0 +1,103 @@
+#pragma once
+
+#if defined(DEBUG)
+
+#include <cmath>
+#include <string>
+#include <iostream>
+#include <sstream>
+
+typedef size_t (*ValueInpector)(const std::string& tag, const float32_t valueToTest, const float32_t _min, float32_t _max, bool outDebugInfo);
+
+inline size_t nanValueInspector(const std::string& tag, const float32_t valueToTest, const float32_t _min, float32_t _max, bool outDebugInfo)
+{
+    if(std::isnan(valueToTest))
+    {
+        if(outDebugInfo)
+        {
+            std::cerr << tag << ": nan" << std::endl;
+        }
+        return 1u;
+    }
+
+    return 0u;
+}
+
+inline size_t normalizedValueInspector(const std::string& tag, const float32_t valueToTest, const float32_t _min, float32_t _max, bool outDebugInfo)
+{
+    if(valueToTest > _max || valueToTest < _min)
+    {
+        if(outDebugInfo)
+        {
+            std::cerr << tag << ": out of bounds - value: " << valueToTest << " - boundaries: [" << _min << ", " << _max << "]" << std::endl;
+        }
+        return 1u;
+    }
+
+    return 0u;
+}
+
+inline size_t fullInspector(const std::string& tag, const float32_t valueToTest, const float32_t _min = -1.0f, float32_t _max = 1.0f, bool outDebugInfo = true)
+{
+    if(std::isnan(valueToTest))
+    {
+        if(outDebugInfo)
+        {
+            std::cerr << tag << ": nan" << std::endl;
+        }
+        return 1u;
+    }
+    else if(valueToTest > _max || valueToTest < _min)
+    {
+        if(outDebugInfo)
+        {
+            std::cerr << tag << ": out of bounds - value: " << valueToTest << " - boundaries: [" << _min << ", " << _max << "]" << std::endl;
+        }
+        return 1u;
+    }
+
+    return 0u;
+}
+
+#define SS_RESET(ss, prec, align)               ss.str(""); ss.precision(prec); ss << align; ss << std::fixed
+#define SS_SPACE(ss, spc, nb, align, sep)       ss.fill(spc); ss.width(nb); ss << "" << sep
+#define SS__TEXT(ss, spc, nb, align, sep, txt)  ss << align; ss.fill(spc); ss.width(nb); ss << txt << sep
+
+class ValueInpectorDebugger
+{
+public:
+    ValueInpectorDebugger() {}
+    virtual ~ValueInpectorDebugger() {}
+
+    virtual void dump(std::ostream& out, bool deepInspection = true, const std::string& tag = "") const = 0;
+    virtual size_t inspect(ValueInpector inspector, bool deepInspection = true, const std::string& tag = "") const = 0;
+};
+
+#define INSPECTABLE(clazz) clazz : public ValueInpectorDebugger
+#define IMPLEMENT_DUMP(code) \
+public:\
+    virtual void dump(std::ostream& out, bool deepInspection = true, const std::string& tag = "") const override\
+    {\
+        code\
+    }
+
+#define IMPLEMENT_INSPECT(code) \
+public:\
+    virtual size_t inspect(ValueInpector inspector, bool deepInspection = true, const std::string& tag = "") const override\
+    {\
+        code\
+    }
+
+#define INSPECT(obj, inspector) obj->inspect(inspector, true)
+#define INSPECT2(obj, inspector, deepInspection) obj->inpect(inspector, deepInspection)
+
+#else
+
+#define INSPECTABLE(clazz) clazz
+#define IMPLEMENT_DUMP(code)
+#define IMPLEMENT_INSPECT(code) 
+
+#define INSPECT(obj, inspector)
+#define INSPECT2(obj, inspector, deepInspection)
+
+#endif

src/effect_platervbstereo.h

@@ -196,6 +196,9 @@ private:
 
     uint32_t lfo2_phase_acc;    // LFO 2
     uint32_t lfo2_adder;
+
+    IMPLEMENT_DUMP()
+    IMPLEMENT_INSPECT(return 0u;)
 };
 
 #endif // _EFFECT_PLATEREV_H

src/fx.h

@@ -22,9 +22,10 @@
 #include <arm_math.h>
 #include "common.h"
 
+#include "debug.hpp"
 #include "fx_base.h"
 
-class FXBase
+class INSPECTABLE(FXBase)
 {
     DISALLOW_COPY_AND_ASSIGN(FXBase);
     

src/fx_chorus.cpp

@@ -5,8 +5,6 @@
 #define LFO1_MAX_FREQ 0.25f
 #define LFO2_MAX_FREQ 0.35f
 
-#define FULLSCALE_DEPTH_RATIO 1536.0f
-
 Chorus::Chorus(float32_t sampling_rate) :
     FXElement(sampling_rate),
     engine_(sampling_rate, 0.0f),
@@ -93,7 +91,7 @@ void Chorus::setDepth(float32_t depth)
     if(this->depth_ != depth)
     {
         this->depth_ = depth;
-        this->fullscale_depth_ = this->depth_ * FULLSCALE_DEPTH_RATIO;
+        this->fullscale_depth_ = this->depth_ * CHORUS_FULLSCALE_DEPTH_RATIO;
     }
 }
 

src/fx_chorus.h

@@ -22,6 +22,8 @@
 #include "fx_components.h"
 #include "fx_engine.hpp"
 
+#define CHORUS_FULLSCALE_DEPTH_RATIO 1536.0f
+
 class Chorus : public FXElement
 {
     DISALLOW_COPY_AND_ASSIGN(Chorus);
@@ -58,4 +60,67 @@ private:
     float32_t feedback_;        // Feedback level of the chorus (0.0 - 1.0)
 
     LFO* lfo_[LFOIndex::kLFOCount];
+
+    IMPLEMENT_DUMP(
+        const size_t space = 16;
+        const size_t precision = 5;
+
+        std::stringstream ss;
+
+        out << "START " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+
+        if(deepInspection)
+        {
+            this->engine_.dump(out, deepInspection, tag + ".engine_");
+        }
+
+        SS_RESET(ss, precision, std::left);
+        SS__TEXT(ss, ' ', space, std::left, '|', "rate_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "depth_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "fullscale_depth_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "feedback_");
+        out << "\t" << ss.str() << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        out << "\t" << ss.str() << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->rate_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->depth_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->fullscale_depth_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->feedback_);
+        out << "\t" << ss.str() << std::endl;
+
+        if(deepInspection)
+        {
+            for(size_t i = 0; i < LFOIndex::kLFOCount; ++i)
+            {
+                this->lfo_[i]->dump(out, deepInspection, tag + ".lfo_[ " + std::to_string(i) + " ]");
+            }
+        }
+
+        out << "END " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+    )
+
+    IMPLEMENT_INSPECT(
+        size_t nb_errors = 0u;
+
+        if(deepInspection)
+        {
+            nb_errors += this->engine_.inspect(inspector, deepInspection, tag + ".engine_");
+            for(size_t i = 0; i < LFOIndex::kLFOCount; ++i)
+            {
+                nb_errors += this->lfo_[i]->inspect(inspector, deepInspection, tag + ".lfo_[ " + std::to_string(i) + " ]");
+            }
+        }
+        nb_errors += inspector(tag + ".rate_", this->rate_, 0.0f, 1.0f, deepInspection);
+        nb_errors += inspector(tag + ".depth_", this->depth_, 0.0f, 1.0f, deepInspection);
+        nb_errors += inspector(tag + ".fullscale_depth_", this->fullscale_depth_, 0.0f, CHORUS_FULLSCALE_DEPTH_RATIO, deepInspection);
+
+        return nb_errors;
+    )
 };

src/fx_components.cpp

@@ -410,6 +410,9 @@ JitterGenerator::~JitterGenerator()
 
 void JitterGenerator::setSpeed(float32_t speed)
 {
+    static const float32_t max_frequency = 0.45f * this->getSamplingRate();
+
+    speed = constrain(speed, 0.0f, max_frequency);
     if(this->speed_ != speed)
     {
         this->speed_ = speed;
@@ -424,7 +427,7 @@ float32_t JitterGenerator::getSpeed() const
 
 void JitterGenerator::setMagnitude(float32_t magnitude)
 {
-    this->magnitude_ = magnitude;
+    this->magnitude_ = constrain(magnitude, 0.0f, 1.0f);
 }
 
 float32_t JitterGenerator::getMagnitude() const
@@ -588,8 +591,8 @@ float32_t softSaturator1(float32_t in, float32_t threshold)
 
 float32_t softSaturator2(float32_t input, float32_t saturation)
 {
-    constexpr static float kTubeCurve = 4.0f;
-    constexpr static float kTubeBias  = 0.5f;
+    const static float kTubeCurve = 4.0f;
+    const static float kTubeBias  = 0.5f;
 
     float absInput = std::abs(input);
     float output = 0.0f;

src/fx_components.h

@@ -67,6 +67,66 @@ private:
     float32_t       iir_coefficient_;
     float32_t       initial_amplitude_;
     float32_t       current_;
+
+    IMPLEMENT_DUMP(
+        const size_t space = 21;
+        const size_t precision = 5;
+
+        std::stringstream ss;
+
+        out << "START " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS__TEXT(ss, ' ', space, std::left, '|', "InitialPhase");
+        SS__TEXT(ss, ' ', space, std::left, '|', "frequency_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "normalized_frequency_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "unitary_frequency_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "y0_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "y1_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "iir_coefficient_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "initial_amplitude_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "current_");
+        out << "\t" << ss.str() << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        out << "\t" << ss.str() << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->InitialPhase);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->frequency_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->normalized_frequency_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->unitary_frequency_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->y0_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->y1_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->iir_coefficient_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->initial_amplitude_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->current_);
+
+        out << "\t" << ss.str() << std::endl;
+
+        out << "END " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+    )
+
+    IMPLEMENT_INSPECT(
+        size_t nb_errors = 0u;
+
+        nb_errors += inspector(tag + ".InitialPhase", this->InitialPhase, 0.0f, Constants::M2PI, deepInspection);
+        nb_errors += inspector(tag + ".frequency_", this->frequency_, this->min_frequency_, this->max_frequency_, deepInspection);
+        nb_errors += inspector(tag + ".normalized_frequency_", this->normalized_frequency_, 0.0f, 1.0f, deepInspection);
+        nb_errors += inspector(tag + ".unitary_frequency_", this->unitary_frequency_, this->min_frequency_ / this->getSamplingRate(), this->max_frequency_ / this->getSamplingRate(), deepInspection);
+        nb_errors += inspector(tag + ".current_", this->current_, -1.0f, 1.0f, deepInspection);
+
+        return nb_errors;
+    )
 };
 
 
@@ -90,7 +150,7 @@ public:
 
 private:
     static bool ClassInitializer();
-    static const size_t DataPointSize = 192000;
+    static const size_t DataPointSize = 352800;
     static const float32_t DeltaTime; 
     static float32_t DataPoints[];
 
@@ -102,6 +162,56 @@ private:
     float32_t                                   phase_index_;
     float32_t                                   phase_index_increment_;
     float32_t                                   current_sample_;
+
+    IMPLEMENT_DUMP(
+        const size_t space = 22;
+        const size_t precision = 5;
+
+        std::stringstream ss;
+
+        out << "START " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS__TEXT(ss, ' ', space, std::left, '|', "InitialPhase");
+        SS__TEXT(ss, ' ', space, std::left, '|', "normalized_frequency_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "frequency_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "phase_index_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "phase_index_increment_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "current_sample_");
+        out << "\t" << ss.str() << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        out << "\t" << ss.str() << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->InitialPhase);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->normalized_frequency_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->frequency_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->phase_index_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->phase_index_increment_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->current_sample_);
+        out << "\t" << ss.str() << std::endl;
+
+        out << "END " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+    )
+
+    IMPLEMENT_INSPECT(
+        size_t nb_errors = 0u;
+
+        nb_errors += inspector(tag + ".InitialPhase", this->InitialPhase, 0.0f, Constants::M2PI, deepInspection);
+        nb_errors += inspector(tag + ".normalized_frequency_", this->normalized_frequency_, 0.0f, 1.0f, deepInspection);
+        nb_errors += inspector(tag + ".frequency_", this->frequency_, this->min_frequency_, this->max_frequency_, deepInspection);
+        nb_errors += inspector(tag + ".phase_index_", this->phase_index_, 0.0f, static_cast<float32_t>(InterpolatedSineOscillator::DataPointSize), deepInspection);
+        nb_errors += inspector(tag + ".current_sample_", this->current_sample_, -1.0f, 1.0f, deepInspection);
+
+        return nb_errors;
+    )
 };
 
 class ComplexLFO : public FXBase
@@ -147,6 +257,57 @@ private:
     std::random_device                          rnd_device_;
     std::mt19937                                rnd_generator_;
     std::uniform_real_distribution<float32_t>   rnd_distribution_;
+
+    IMPLEMENT_DUMP(
+        const size_t space = 21;
+        const size_t precision = 5;
+
+        std::stringstream ss;
+
+        out << "START " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS__TEXT(ss, ' ', space, std::left, '|', "InitialPhase");
+        SS__TEXT(ss, ' ', space, std::left, '|', "normalized_frequency_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "frequency_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "phase_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "phase_increment_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "current_sample_");
+        out << "\t" << ss.str() << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        out << "\t" << ss.str() << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->InitialPhase);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->normalized_frequency_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->frequency_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->phase_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->phase_increment_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->current_sample_);
+        out << "\t" << ss.str() << std::endl;
+
+        out << "END " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+    )
+
+    IMPLEMENT_INSPECT(
+        size_t nb_errors = 0u;
+
+        nb_errors += inspector(tag + ".InitialPhase", this->InitialPhase, 0.0f, Constants::M2PI, deepInspection);
+        nb_errors += inspector(tag + ".normalized_frequency_", this->normalized_frequency_, 0.0f, 1.0f, deepInspection);
+        nb_errors += inspector(tag + ".frequency_", this->frequency_, this->min_frequency_, this->max_frequency_, deepInspection);
+        nb_errors += inspector(tag + ".phase_", this->phase_, 0.0f, Constants::M2PI, deepInspection);
+        nb_errors += inspector(tag + ".phase_increment_", this->phase_increment_, 0.0f, Constants::M2PI, deepInspection);
+        nb_errors += inspector(tag + ".current_sample_", this->current_sample_, -1.0f, 1.0f, deepInspection);
+
+        return nb_errors;
+    )
 };
 
 
@@ -178,6 +339,49 @@ private:
     float32_t magnitude_;
     float32_t phase_;
     float32_t phase_increment_;
+
+    IMPLEMENT_DUMP(
+        const size_t space = 16;
+        const size_t precision = 5;
+
+        std::stringstream ss;
+
+        out << "START " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS__TEXT(ss, ' ', space, std::left, '|', "speed_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "magnitude_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "phase_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "phase_increment_");
+        out << "\t" << ss.str() << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        out << "\t" << ss.str() << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->speed_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->magnitude_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->phase_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->phase_increment_);
+        out << "\t" << ss.str() << std::endl;
+
+        out << "END " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+    )
+
+    IMPLEMENT_INSPECT(
+        size_t nb_errors = 0u;
+
+        nb_errors += inspector(tag + ".speed_", this->speed_, 0.0f, 0.45f * this->getSamplingRate(), deepInspection);
+        nb_errors += inspector(tag + ".magnitude_", this->magnitude_, 0.0f, 1.0f, deepInspection);
+        nb_errors += inspector(tag + ".phase_", this->phase_, 0.0f, Constants::M2PI, deepInspection);
+        nb_errors += inspector(tag + ".phase_increment_", this->phase_increment_, 0.0f, 0.45f * Constants::M2PI, deepInspection);
+
+        return nb_errors;
+    )
 };
 
 
@@ -208,6 +412,49 @@ private:
     float32_t current_;
 
     static const float32_t Gradients[];
+
+    IMPLEMENT_DUMP(
+        const size_t space = 16;
+        const size_t precision = 5;
+
+        std::stringstream ss;
+
+        out << "START " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS__TEXT(ss, ' ', space, std::left, '|', "rate_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "phase_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "phase_increment_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "current_");
+        out << "\t" << ss.str() << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        out << "\t" << ss.str() << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->rate_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->phase_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->phase_increment_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->current_);
+        out << "\t" << ss.str() << std::endl;
+
+        out << "END " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+    )
+
+    IMPLEMENT_INSPECT(
+        size_t nb_errors = 0u;
+
+        nb_errors += inspector(tag + ".rate_", this->rate_, 0.0f, 1.0f, deepInspection);
+        nb_errors += inspector(tag + ".phase_", this->phase_, 0.0f, Constants::M2PI, deepInspection);
+        nb_errors += inspector(tag + ".phase_increment_", this->phase_increment_, 0.0f, Constants::M2PI / this->getSamplingRate(), deepInspection);
+        nb_errors += inspector(tag + ".current_", this->current_, -1.0f, 1.0f, deepInspection);
+
+        return nb_errors;
+    )
 };
 
 float32_t softSaturator1(float32_t in, float32_t threshold);

src/fx_delay.h

@@ -45,8 +45,50 @@ class Delay : public FXElement
         StateVariableFilter lpf_;
         StateVariableFilter hpf_;
         float32_t ratio_;
-    };
 
+        IMPLEMENT_DUMP(
+            const size_t space = 10;
+            const size_t precision = 5;
+
+            std::stringstream ss;
+
+            out << "START " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+
+            SS_RESET(ss, precision, std::left);
+            SS__TEXT(ss, ' ', space, std::left, '|', "ratio_");
+            out << "\t" << ss.str() << std::endl;
+
+            SS_RESET(ss, precision, std::left);
+            SS_SPACE(ss, '-', space, std::left, '+');
+            out << "\t" << ss.str() << std::endl;
+
+            SS_RESET(ss, precision, std::left);
+            SS__TEXT(ss, ' ', space - 1, std::right, " |", this->ratio_);
+            out << "\t" << ss.str() << std::endl;
+
+            if(deepInspection)
+            {
+                out << "\t" << std::endl;
+                this->lpf_.dump(out, deepInspection, tag + ".lpf_");
+                this->hpf_.dump(out, deepInspection, tag + ".hpf_");
+            }
+
+            out << "END " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+        )
+
+        IMPLEMENT_INSPECT(
+            size_t nb_errors = 0u;
+
+            if(deepInspection)
+            {
+                nb_errors += this->lpf_.inspect(inspector, deepInspection, tag + ".lpf_");
+                nb_errors += this->hpf_.inspect(inspector, deepInspection, tag + ".hpf_");
+            }
+            nb_errors += inspector(tag + ".ratio_", this->ratio_, -1.0f, 1.0f, deepInspection);
+
+            return nb_errors;            
+        )
+    };
 
 public:
     Delay(const float32_t sampling_rate, float32_t default_delay_time = 0.25f, float32_t default_flutter_level = 1.0f, float32_t default_wet_level = 0.5f);
@@ -83,4 +125,96 @@ private:
 
     LowHighPassFilter filter_;
     PerlinNoiseGenerator jitter_generator_;
+
+    IMPLEMENT_DUMP(
+        const size_t space = 18;
+        const size_t precision = 5;
+
+        std::stringstream ss;
+
+        out << "START " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS__TEXT(ss, ' ', space, std::left, '|', "read_pos_L_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "read_pos_R_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "delay_time_L_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "delay_time_R_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "feedback_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "jitter_amount_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "filter_");
+        out << "\t" << ss.str() << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        out << "\t" << ss.str() << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->read_pos_L_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->read_pos_R_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->delay_time_L_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->delay_time_R_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->feedback_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->jitter_amount_);
+        out << "\t" << ss.str() << std::endl;
+
+        if(deepInspection)
+        {
+            out << "Flanger internal delay lines:" << std::endl;
+
+            SS_RESET(ss, precision, std::left);
+            SS__TEXT(ss, ' ', space, std::left, '|', "index");
+            SS__TEXT(ss, ' ', space, std::left, '|', "buffer_L_");
+            SS__TEXT(ss, ' ', space, std::left, '|', "buffer_R_");
+            out << "\t" << ss.str() << std::endl;
+
+            SS_RESET(ss, precision, std::left);
+            SS_SPACE(ss, '-', space, std::left, '+');
+            SS_SPACE(ss, '-', space, std::left, '+');
+            SS_SPACE(ss, '-', space, std::left, '+');
+            out << "\t" << ss.str() << std::endl;
+
+            for(size_t i = 0; i < this->MaxSampleDelayTime; ++i)
+            {
+                SS_RESET(ss, precision, std::left);
+                SS__TEXT(ss, ' ', space - 1, std::right, " |", i);
+                SS__TEXT(ss, ' ', space - 1, std::right, " |", this->buffer_L_[i]);
+                SS__TEXT(ss, ' ', space - 1, std::right, " |", this->buffer_R_[i]);
+                out << "\t" << ss.str() << std::endl;
+            }
+
+            this->filter_.dump(out, deepInspection, tag + ".filter_");
+            this->jitter_generator_.dump(out, deepInspection, tag + ".jitter_generator_");
+        }
+
+        out << "END " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+    )
+
+    IMPLEMENT_INSPECT(
+        size_t nb_errors = 0;
+        nb_errors += inspector(tag + ".read_pos_L_", static_cast<float32_t>(this->read_pos_L_), 0.0f, static_cast<float32_t>(this->MaxSampleDelayTime), deepInspection);
+        nb_errors += inspector(tag + ".read_pos_R_", static_cast<float32_t>(this->read_pos_R_), 0.0f, static_cast<float32_t>(this->MaxSampleDelayTime), deepInspection);
+        nb_errors += inspector(tag + ".delay_time_L_", this->delay_time_L_, 0.0f, static_cast<float32_t>(this->MaxSampleDelayTime), deepInspection);
+        nb_errors += inspector(tag + ".delay_time_R_", this->delay_time_R_, 0.0f, static_cast<float32_t>(this->MaxSampleDelayTime), deepInspection);
+        nb_errors += inspector(tag + ".feedback_", this->feedback_, 0.0f, 1.0f, deepInspection);
+        nb_errors += inspector(tag + ".jitter_amount_", this->jitter_amount_, 0.0f, 1.0f, deepInspection);
+
+        if(deepInspection)
+        {
+            for(size_t i = 0; i < this->MaxSampleDelayTime; ++i)
+            {
+                nb_errors += inspector(tag + ".buffer_L_[ " + std::to_string(i) + " ]", this->buffer_L_[i], -1.0f, 1.0f, deepInspection);
+                nb_errors += inspector(tag + ".buffer_R_[ " + std::to_string(i) + " ]", this->buffer_R_[i], -1.0f, 1.0f, deepInspection);
+            }
+
+            nb_errors += this->filter_.inspect(inspector, deepInspection, tag + ".filter_");
+            nb_errors += this->jitter_generator_.inspect(inspector, deepInspection, tag + ".jitter_generator_");
+        }
+
+        return nb_errors;
+    )
 };

src/fx_dry.h

@@ -30,4 +30,13 @@ public:
 
     virtual void reset() override;
     virtual void processSample(float32_t inL, float32_t inR, float32_t& outL, float32_t& outR) override;
+
+    IMPLEMENT_DUMP(
+        out << "START " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+        out << "END " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+    )
+
+    IMPLEMENT_INSPECT(
+        return 0u;
+    )
 };

src/fx_engine.hpp

@@ -384,4 +384,82 @@ private:
     int32_t write_ptr_;
 
     LFO* lfo_[LFOIndex::kLFOCount];
+
+    IMPLEMENT_DUMP(
+        const size_t space = 10;
+        const size_t precision = 5;
+
+        std::stringstream ss;
+
+        out << "START " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS__TEXT(ss, ' ', space, std::left, '|', "write_ptr_");
+        out << "\t" << ss.str() << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS_SPACE(ss, '-', space, std::left, '+');
+        out << "\t" << ss.str() << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->write_ptr_);
+        out << "\t" << ss.str() << std::endl;
+
+        if(deepInspection)
+        {
+            out << "FXEngine internal buffer:" << std::endl;
+
+            SS_RESET(ss, precision, std::left);
+            SS__TEXT(ss, ' ', space, std::left, '|', "index");
+            SS__TEXT(ss, ' ', space, std::left, '|', "buffer_");
+            out << "\t" << ss.str() << std::endl;
+
+            SS_RESET(ss, precision, std::left);
+            SS_SPACE(ss, '-', space, std::left, '+');
+            SS_SPACE(ss, '-', space, std::left, '+');
+            out << "\t" << ss.str() << std::endl;
+
+            for(size_t i = 0; i < size; ++i)
+            {
+                SS_RESET(ss, precision, std::left);
+                SS__TEXT(ss, ' ', space - 1, std::right, " |", i);
+                SS__TEXT(ss, ' ', space - 1, std::right, " |", this->buffer_[i]);
+                out << "\t" << ss.str() << std::endl;
+            }
+
+            if(enable_lfo)
+            {
+                for(size_t i = 0; i < LFOIndex::kLFOCount; ++i)
+                {
+                    this->lfo_[i]->dump(out, deepInspection, tag + ".lfo_[ " + std::to_string(i) + " ]");
+                }        
+            }
+        }
+
+        out << "END " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+    )
+
+    IMPLEMENT_INSPECT(
+        size_t nb_errors = 0u;
+
+        nb_errors += inspector(tag + ".write_ptr_", static_cast<float32_t>(this->write_ptr_), 0.0f, static_cast<float32_t>(size), deepInspection);
+        if(deepInspection)
+        {
+            for(size_t i = 0; i < size; ++i)
+            {
+                nb_errors += inspector(tag + ".buffer[ " + std::to_string(i) + " ]", this->buffer_[i], -1.0f, 1.0f, deepInspection);
+            }
+
+            if(enable_lfo)
+            {
+                for(size_t i = 0; i < size; ++i)
+                {
+                    this->lfo_[i]->inspect(inspector, deepInspection, tag + ".lfo_[ " + std::to_string(i) + " ]");
+                }
+            }
+        }
+
+        return nb_errors;
+
+    )
 };

src/fx_flanger.h

@@ -59,4 +59,96 @@ private:
     LFO* lfo_[LFOIndex::kLFOCount];
     float32_t depth_;           // Depth of the flanger effect in milliseconds (0.0 - 10.0)
     float32_t feedback_;        // Amount of feedback to apply to the delay line
-};
+
+    IMPLEMENT_DUMP(
+        const size_t space = 22;
+        const size_t precision = 5;
+
+        std::stringstream ss;
+
+        out << "START " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS__TEXT(ss, ' ', space, std::left, '|', "write_index_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "feedback_samples_[ L ]");
+        SS__TEXT(ss, ' ', space, std::left, '|', "feedback_samples_[ R ]");
+        SS__TEXT(ss, ' ', space, std::left, '|', "depth_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "feedback_");
+        out << "\t" << ss.str() << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        out << "\t" << ss.str() << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->write_index_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->feedback_samples_[StereoChannels::Left ]);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->feedback_samples_[StereoChannels::Right]);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->depth_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->feedback_);
+        out << "\t" << ss.str() << std::endl;
+
+        if(deepInspection)
+        {
+            out << "Flanger internal delay lines:" << std::endl;
+
+            SS_RESET(ss, precision, std::left);
+            SS__TEXT(ss, ' ', space, std::left, '|', "index");
+            SS__TEXT(ss, ' ', space, std::left, '|', "delay_lineL_");
+            SS__TEXT(ss, ' ', space, std::left, '|', "delay_lineR_");
+            out << "\t" << ss.str() << std::endl;
+
+            SS_RESET(ss, precision, std::left);
+            SS_SPACE(ss, '-', space, std::left, '+');
+            SS_SPACE(ss, '-', space, std::left, '+');
+            SS_SPACE(ss, '-', space, std::left, '+');
+            out << "\t" << ss.str() << std::endl;
+
+            for(size_t i = 0; i < this->MaxDelayLineSize; ++i)
+            {
+                SS_RESET(ss, precision, std::left);
+                SS__TEXT(ss, ' ', space - 1, std::right, " |", i);
+                SS__TEXT(ss, ' ', space - 1, std::right, " |", this->delay_lineL_[i]);
+                SS__TEXT(ss, ' ', space - 1, std::right, " |", this->delay_lineR_[i]);
+                out << "\t" << ss.str() << std::endl;
+            }
+
+            for(size_t i = 0; i < LFOIndex::kLFOCount; ++i)
+            {
+                this->lfo_[i]->dump(out, deepInspection, tag + ".lfo_[ " + std::to_string(i) + " ]");
+            }
+        }
+
+        out << "END " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+    )
+
+    IMPLEMENT_INSPECT(
+        size_t nb_errors = 0u;
+
+        nb_errors += inspector(tag + ".write_index_", static_cast<float32_t>(this->write_index_), 0.0, static_cast<float32_t>(this->MaxDelayLineSize),  deepInspection);
+        nb_errors += inspector(tag + ".feedback_samples_[ L ]", this->feedback_samples_[StereoChannels::Left ], -1.0f, 1.0f, deepInspection);
+        nb_errors += inspector(tag + ".feedback_samples_[ R ]", this->feedback_samples_[StereoChannels::Right], -1.0f, 1.0f, deepInspection);
+        nb_errors += inspector(tag + ".depth_", this->depth_, 0.0f, 1.0f, deepInspection);
+        nb_errors += inspector(tag + ".feedback_", this->feedback_, 0.0f, 0.97f, deepInspection);
+
+        if(deepInspection)
+        {
+            for(size_t i = 0; i < this->MaxDelayLineSize; ++i)
+            {
+                nb_errors += inspector(tag + ".delay_lineL_[ " + std::to_string(i) + " ]", this->delay_lineL_[i], -1.0f, 1.0f, deepInspection);
+                nb_errors += inspector(tag + ".delay_lineR_[ " + std::to_string(i) + " ]", this->delay_lineR_[i], -1.0f, 1.0f, deepInspection);
+            }
+
+            for(size_t i = 0; i < LFOIndex::kLFOCount; ++i)
+            {
+                nb_errors += this->lfo_[i]->inspect(inspector, deepInspection, tag + ".lfo_[ " + std::to_string(i) + " ]");
+            }
+        }
+
+        return nb_errors;
+    )
+};

src/fx_orbitone.cpp

@@ -5,8 +5,6 @@
 #define LFO_SLOW_MAX_FREQUENCY 1.0f
 #define LFO_FAST_MAX_FREQUENCY 8.8f
 
-#define FULLSCALE_DEPTH_RATIO 256.0f
-
 Orbitone::Orbitone(float32_t sampling_rate, float32_t rate, float32_t depth) : 
     FXElement(sampling_rate),
     engine_(sampling_rate, 0.0f),
@@ -114,7 +112,7 @@ void Orbitone::setDepth(float32_t depth)
     if(this->depth_ != depth)
     {
         this->depth_ = depth;
-        this->fullscale_depth_ = this->depth_ * FULLSCALE_DEPTH_RATIO;
+        this->fullscale_depth_ = this->depth_ * ORBITONE_FULLSCALE_DEPTH_RATIO;
     }
 }
 

src/fx_orbitone.h

@@ -22,6 +22,8 @@
 #include "fx_components.h"
 #include "fx_engine.hpp"
 
+#define ORBITONE_FULLSCALE_DEPTH_RATIO 256.0f
+
 class Orbitone : public FXElement
 {
     DISALLOW_COPY_AND_ASSIGN(Orbitone);
@@ -58,4 +60,59 @@ private:
     float32_t fullscale_depth_;
 
     LFO* lfo_[LFOIndex::kLFOCount];
+
+    IMPLEMENT_DUMP(
+        const size_t space = 16;
+        const size_t precision = 5;
+
+        std::stringstream ss;
+
+        out << "START " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS__TEXT(ss, ' ', space, std::left, '|', "depth_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "fullscale_depth_");
+        out << "\t" << ss.str() << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        out << "\t" << ss.str() << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->depth_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->fullscale_depth_);
+        out << "\t" << ss.str() << std::endl;
+
+        if(deepInspection)
+        {
+            this->engine_.dump(out, deepInspection, tag + ".engine_");
+
+            for(size_t i = 0; i < LFOIndex::kLFOCount; ++i)
+            {
+                this->lfo_[i]->dump(out, deepInspection, tag + ".lfo_[ " + std::to_string(i) + " ]");
+            }
+        }
+
+        out << "END " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+    )
+
+    IMPLEMENT_INSPECT(
+        size_t nb_errors = 0u;
+
+        nb_errors += inspector(tag + ".depth_", this->depth_, -1.0f, 1.0f, deepInspection);
+        nb_errors += inspector(tag + ".fullscale_depth_", this->fullscale_depth_, 0.0f, ORBITONE_FULLSCALE_DEPTH_RATIO, deepInspection);
+
+        if(deepInspection)
+        {
+            this->engine_.inspect(inspector, deepInspection, tag + ".engine_");
+
+            for(size_t i = 0; i < LFOIndex::kLFOCount; ++i)
+            {
+                this->lfo_[i]->inspect(inspector, deepInspection, tag + ".lfo_[ " + std::to_string(i) + " ]");
+            }
+        }
+
+        return nb_errors;
+    )
 };

src/fx_phaser.cpp

@@ -4,6 +4,7 @@
 #include <cmath>
 
 Phaser::AllpassDelay::AllpassDelay() :
+    FXElement(0.0f),
     a1_(0.0f)
 {
     this->reset();

src/fx_phaser.h

@@ -27,7 +27,7 @@ class Phaser : public FXElement
     DISALLOW_COPY_AND_ASSIGN(Phaser);
 
 public:
-    class AllpassDelay
+    class AllpassDelay : public FXElement
     {
         DISALLOW_COPY_AND_ASSIGN(AllpassDelay);
 
@@ -43,6 +43,39 @@ public:
     private:
         float32_t a1_;
         float32_t z_[StereoChannels::kNumChannels];
+
+        IMPLEMENT_DUMP(
+            const size_t space = 10;
+            const size_t precision = 6;
+
+            std::stringstream ss;
+
+            out << "START " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+
+            SS_RESET(ss, precision, std::left);
+            SS__TEXT(ss, ' ', space, std::left, '|', "a1_");
+            SS__TEXT(ss, ' ', space, std::left, '|', "z_[ L ]");
+            SS__TEXT(ss, ' ', space, std::left, '|', "z_[ R ]");
+            out << "\t" << ss.str() << std::endl;
+
+            SS_RESET(ss, precision, std::left);
+            SS_SPACE(ss, '-', space, std::left, '+');
+            SS_SPACE(ss, '-', space, std::left, '+');
+            SS_SPACE(ss, '-', space, std::left, '+');
+            out << "\t" << ss.str() << std::endl;
+
+            SS_RESET(ss, precision, std::left);
+            SS__TEXT(ss, ' ', space - 1, std::right, " |", this->a1_);
+            SS__TEXT(ss, ' ', space - 1, std::right, " |", this->z_[StereoChannels::Left ]);
+            SS__TEXT(ss, ' ', space - 1, std::right, " |", this->z_[StereoChannels::Right]);
+            out << "\t" << ss.str() << std::endl;
+
+            out << "END " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+        )
+
+        IMPLEMENT_INSPECT(
+            return 0u;
+        )
     };
 
     Phaser(float32_t sampling_rate, float32_t rate = 0.5f, float32_t depth = 1.0f, float32_t feedback = 0.7f, unsigned nb_stages = 12);
@@ -74,4 +107,67 @@ private:
     unsigned nb_stages_;
     AllpassDelay stages_[MAX_NB_PHASES];
     float32_t z_[StereoChannels::kNumChannels];
+
+    IMPLEMENT_DUMP(
+        const size_t space = 12;
+        const size_t precision = 6;
+
+        std::stringstream ss;
+
+        out << "START " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS__TEXT(ss, ' ', space, std::left, '|', "depth_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "feedback_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "dmin_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "dmax_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "nb_stages_");
+        out << "\t" << ss.str() << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        out << "\t" << ss.str() << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->depth_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->feedback_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->dmin_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->dmax_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->nb_stages_);
+        out << "\t" << ss.str() << std::endl;
+
+        if(deepInspection)
+        {
+            this->lfo_.dump(out, deepInspection, tag + ".lfo_");
+            for(unsigned i = 0; i < MAX_NB_PHASES; ++i)
+            {
+                this->stages_[i].dump(out, deepInspection, tag + ".stages_[ " + std::to_string(i) + " ]");
+            }
+        }
+
+        out << "END " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+    )
+
+    IMPLEMENT_INSPECT(
+        size_t nb_errors = 0u;
+
+        nb_errors += inspector(tag + ".depth_", this->depth_, 0.0f, 1.0f, deepInspection);
+        nb_errors += inspector(tag + ".feedback_", this->feedback_, 0.0f, 0.97f, deepInspection);
+        nb_errors += inspector(tag + ".nb_stages_", static_cast<float32_t>(this->nb_stages_), 0.0f, static_cast<float32_t>(MAX_NB_PHASES), deepInspection);
+
+        if(deepInspection)
+        {
+            nb_errors += this->lfo_.inspect(inspector, deepInspection, tag + ".lfo_");
+            for(unsigned i = 0; i < MAX_NB_PHASES; ++i)
+            {
+                nb_errors += this->stages_[i].inspect(inspector, deepInspection, tag + ".stages_[ " + std::to_string(i) + " ]");
+            }
+        }
+
+        return nb_errors;
+    )
 };

src/fx_rack.h

@@ -72,4 +72,61 @@ private:
     FXUnit<Phaser>* fxPhaser_;
     FXUnit<Delay>* fxDelay_;
     FXUnit<ShimmerReverb>* fxShimmerReverb_;
+
+    IMPLEMENT_DUMP(
+        const size_t space = 10;
+        const size_t precision = 5;
+
+        std::stringstream ss;
+
+        out << "START " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS__TEXT(ss, ' ', space, std::left, '|', "enable_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "wet_level_");
+        out << "\t" << ss.str() << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        out << "\t" << ss.str() << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->enable_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->wet_level_);
+        out << "\t" << ss.str() << std::endl;
+
+        if(deepInspection)
+        {
+            this->fxTube_->dump(out, deepInspection, tag + ".fxTube_");
+            this->fxChorus_->dump(out, deepInspection, tag + ".fxChorus_");
+            this->fxFlanger_->dump(out, deepInspection, tag + ".fxFlanger_");
+            this->fxOrbitone_->dump(out, deepInspection, tag + ".fxOrbitone_");
+            this->fxPhaser_->dump(out, deepInspection, tag + ".fxPhaser_");
+            this->fxDelay_->dump(out, deepInspection, tag + ".fxDelay_");
+            this->fxShimmerReverb_->dump(out, deepInspection, tag + ".fxShimmerReverb_");
+        }
+
+        out << "END " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+    )
+
+    IMPLEMENT_INSPECT(
+        size_t nb_errors = 0;
+
+        nb_errors += inspector(tag + ".enable_", this->enable_, -1.0f, 1.0f, deepInspection);
+        nb_errors += inspector(tag + ".wet_level_", this->wet_level_, -1.0f, 1.0f, deepInspection);
+
+        if(deepInspection)
+        {
+            nb_errors += this->fxTube_->inspect(inspector, deepInspection, tag + ".fxTube_");
+            nb_errors += this->fxChorus_->inspect(inspector, deepInspection, tag + ".fxChorus_");
+            nb_errors += this->fxFlanger_->inspect(inspector, deepInspection, tag + ".fxFlanger_");
+            nb_errors += this->fxOrbitone_->inspect(inspector, deepInspection, tag + ".fxOrbitone_");
+            nb_errors += this->fxPhaser_->inspect(inspector, deepInspection, tag + ".fxPhaser_");
+            nb_errors += this->fxDelay_->inspect(inspector, deepInspection, tag + ".fxDelay_");
+            nb_errors += this->fxShimmerReverb_->inspect(inspector, deepInspection, tag + ".fxShimmerReverb_");
+        }
+
+        return nb_errors;
+    )
 };

src/fx_shimmer_reverb.h

@@ -59,4 +59,7 @@ private:
 
     float32_t lp_decay_1_;
     float32_t lp_decay_2_;
+
+    IMPLEMENT_DUMP()
+    IMPLEMENT_INSPECT(return 0u;)
 };

src/fx_svf.cpp

@@ -31,7 +31,9 @@ void StateVariableFilter::setFilterType(Type type)
 
 void StateVariableFilter::setCutoff(float32_t cutoff)
 {
-    cutoff = constrain(cutoff, 1.0f, this->getSamplingRate() / 2.0f);
+    static const float32_t max_frequency = 0.45f * this->getSamplingRate();
+
+    cutoff = constrain(cutoff, 1.0f, max_frequency);
     if(this->cutoff_ != cutoff)
     {
         this->cutoff_ = cutoff;
@@ -72,7 +74,6 @@ void StateVariableFilter::updateCoefficients()
 
     switch(this->type_)
     {
-
     case Type::LPF:
         this->d1_ = 0.0f;
         this->d0_ = 0.25f * this->c1_ * this->c2_;

src/fx_svf.h

@@ -60,4 +60,67 @@ private:
     float32_t d1_;
     float32_t z1_[StereoChannels::kNumChannels];
     float32_t z2_[StereoChannels::kNumChannels];
+
+    IMPLEMENT_DUMP(
+        const size_t space = 12;
+        const size_t precision = 6;
+
+        std::stringstream ss;
+
+        out << "START " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS__TEXT(ss, ' ', space, std::left, '|', "gain_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "cutoff_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "resonance_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "g_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "w_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "a_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "b_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "c1_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "c2_");
+        out << "\t" << ss.str() << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        out << "\t" << ss.str() << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->gain_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->cutoff_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->resonance_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->g_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->w_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->a_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->b_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->c1_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->c2_);
+        out << "\t" << ss.str() << std::endl;
+
+        out << "END " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+    )
+
+    IMPLEMENT_INSPECT(
+        size_t nb_errors = 0u;
+
+        nb_errors += inspector(tag + "gain_", this->gain_, -1.0f, 1.0f, deepInspection);
+        nb_errors += inspector(tag + "cutoff_", this->cutoff_, 1.0f, this->getSamplingRate() / 2.0f, deepInspection);
+        nb_errors += inspector(tag + "resonance_", this->resonance_, 0.005f, 1.0f, deepInspection);
+        nb_errors += inspector(tag + "g_", this->g_, 0.0f, 16.0f, deepInspection);
+        nb_errors += inspector(tag + "w_", this->w_, 0.0f, 13.0f, deepInspection);
+        nb_errors += inspector(tag + "a_", this->a_, 0.0f, 2526.0f, deepInspection);
+        nb_errors += inspector(tag + "b_", this->b_, 0.0f, 160.0f, deepInspection);
+        nb_errors += inspector(tag + "c1_", this->c1_, 0.0f, 2.06f, deepInspection);
+        nb_errors += inspector(tag + "c2_", this->c2_, 0.0f, 0.06f, deepInspection);
+        
+        return nb_errors;
+    )
 };

src/fx_tube.cpp

@@ -37,7 +37,7 @@ void Tube::processSample(float32_t inL, float32_t inR, float32_t& outL, float32_
 
 void Tube::setOverdrive(float32_t overdrive)
 {
-    static constexpr float32_t N = 200.0f;
+    static const float32_t N = 200.0f;
 
     overdrive = constrain(overdrive, 0.0f, 1.0f);
     if(this->overdrive_ != overdrive)

src/fx_tube.h

@@ -38,4 +38,43 @@ private:
     float32_t overdrive_;
     float32_t saturator_factor_;
     float32_t gain_factor_;
+
+    IMPLEMENT_DUMP(
+        const size_t space = 17;
+        const size_t precision = 5;
+
+        std::stringstream ss;
+
+        out << "START " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS__TEXT(ss, ' ', space, std::left, '|', "overdrive_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "saturator_factor_");
+        SS__TEXT(ss, ' ', space, std::left, '|', "gain_factor_");
+        out << "\t" << ss.str() << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        SS_SPACE(ss, '-', space, std::left, '+');
+        out << "\t" << ss.str() << std::endl;
+
+        SS_RESET(ss, precision, std::left);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->overdrive_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->saturator_factor_);
+        SS__TEXT(ss, ' ', space - 1, std::right, " |", this->gain_factor_);
+        out << "\t" << ss.str() << std::endl;
+
+        out << "END " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+    )
+
+    IMPLEMENT_INSPECT(
+        size_t nb_errors = 0;
+
+        nb_errors += inspector(tag + ".overdrive_", this->overdrive_, 0.0f, 1.0f, deepInspection);
+        nb_errors += inspector(tag + ".saturator_factor_", this->saturator_factor_, 1.0f, 201.0f, deepInspection);
+        nb_errors += inspector(tag + ".gain_factor_", this->gain_factor_, 0.0f, 4.0f, deepInspection);
+
+        return nb_errors;
+    )
 };

src/mixing_console.hpp

@@ -33,10 +33,6 @@
 #include "fx_dry.h"
 #include "fx_unit2.hpp"
 
-#if defined(DEBUG)
-typedef size_t (*ValueInpector)(const std::string&, size_t, const float32_t);
-#endif
-
 template<size_t nb_inputs>
 class MixingConsole : public FXBase
 {
@@ -101,11 +97,218 @@ private:
     FXUnit2<ShimmerReverb>* shimmer_reverb_;
     FXUnit2<Dry>* dry_;
 
-#if defined(DEBUG)
-public:
-    void dump(std::ostream& out, const std::string& key = "") const;
-    size_t inspect(ValueInpector inspector, bool checkInputBuffer = false) const;
-#endif
+    IMPLEMENT_DUMP(
+        const size_t space = 10;
+        const size_t precision = 5;
+
+        std::stringstream ss;
+
+        out << "START " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+
+        out << "\t" << "Input levels & Pan:" << std::endl;
+        {
+            SS_RESET(ss, precision, std::left);
+            SS_SPACE(ss, ' ', space, std::left, '|');
+            SS__TEXT(ss, ' ', space, std::left, '|', "Level");
+            SS__TEXT(ss, ' ', space, std::left, '|', "Pan L");
+            SS__TEXT(ss, ' ', space, std::left, '|', "Pan R");
+            SS__TEXT(ss, ' ', space, std::left, '|', "Pan");
+            out << "\t" << ss.str() << std::endl;
+
+            SS_RESET(ss, precision, std::left);
+            SS_SPACE(ss, '-', space, std::left, '+');
+            SS_SPACE(ss, '-', space, std::left, '+');
+            SS_SPACE(ss, '-', space, std::left, '+');
+            SS_SPACE(ss, '-', space, std::left, '+');
+            SS_SPACE(ss, '-', space, std::left, '+');
+            out << "\t" << ss.str() << std::endl;
+
+            for(size_t i = 0; i < nb_inputs; ++i)
+            {
+                std::stringstream s;
+                s << "* Input ";
+                s << (i + 1);
+
+                SS_RESET(ss, precision, std::left);
+                SS__TEXT(ss, ' ', space, std::left, '|', s.str());
+                SS__TEXT(ss, ' ', space - 1, std::right, " |", this->channel_level_[i]);
+                SS__TEXT(ss, ' ', space - 1, std::right, " |", this->pan_[StereoChannels::Left][i]);
+                SS__TEXT(ss, ' ', space - 1, std::right, " |", this->pan_[StereoChannels::Right][i]);
+                SS__TEXT(ss, ' ', space - 1, std::right, " |", this->pan_[StereoChannels::kNumChannels][i]);
+
+                out << "\t" << ss.str() << std::endl;
+            }
+        }
+        out << std::endl;
+
+        out << "\t" << "Mixing Console input samples:" << std::endl;
+        {
+            SS_RESET(ss, precision, std::left);
+            SS_SPACE(ss, ' ', space, std::left, '|');
+            for(size_t i = 0; i < nb_inputs; ++i)
+            {
+                std::stringstream s;
+                s << "Input ";
+                s << (i + 1);
+
+                SS__TEXT(ss, ' ', space, std::left, '|', s.str());
+            }
+            for(size_t i = 0; i < (MixerOutput::kFXCount - 1); ++i)
+            {
+                std::string s = toString(static_cast<MixerOutput>(i));
+                s.resize(space);
+                SS__TEXT(ss, ' ', space, std::left, '|', s.c_str());
+            }
+            out << "\t" << ss.str() << std::endl;
+
+            SS_RESET(ss, precision, std::left);
+            SS_SPACE(ss, '-', space, std::left, '+');
+            for(size_t i = 0; i < nb_inputs; ++i)
+            {
+                SS_SPACE(ss, '-', space, std::left, '+');
+            }
+            for(size_t i = 0; i < (MixerOutput::kFXCount - 1); ++i)
+            {
+                SS_SPACE(ss, '-', space, std::left, '+');
+            }
+            out << "\t" << ss.str() << std::endl;
+
+            const char* LR = "LR";
+            for(size_t c = 0; c < StereoChannels::kNumChannels; ++c)
+            {
+                std::stringstream s;
+                s << "* Input ";
+                s << LR[c];
+
+                SS_RESET(ss, precision, std::left);
+                SS__TEXT(ss, ' ', space, std::left, '|', s.str());
+                for(size_t i = 0; i < (nb_inputs + MixerOutput::kFXCount - 1); ++i)
+                {
+                    SS__TEXT(ss, ' ', space - 1, std::right, " |", this->input_samples_[c][i]);
+                }
+                out << "\t" << ss.str() << std::endl;
+            }
+        }
+        out << std::endl;
+
+        out << "\t" << "Mixing Console levels:" << std::endl;
+        {
+            SS_RESET(ss, precision, std::left);
+            SS_SPACE(ss, ' ', space, std::left, '|');
+            for(size_t i = 0; i < nb_inputs; ++i)
+            {
+                std::stringstream s;
+                s << "Input ";
+                s << (i + 1);
+
+                SS__TEXT(ss, ' ', space, std::left, '|', s.str());
+            }
+            for(size_t i = 0; i < (MixerOutput::kFXCount - 1); ++i)
+            {
+                std::string s = toString(static_cast<MixerOutput>(i));
+                s.resize(space);
+                SS__TEXT(ss, ' ', space, std::left, '|', s.c_str());
+            }
+            out << "\t" << ss.str() << std::endl;
+
+            SS_RESET(ss, precision, std::left);
+            SS_SPACE(ss, '-', space, std::left, '+');
+            for(size_t i = 0; i < nb_inputs; ++i)
+            {
+                SS_SPACE(ss, '-', space, std::left, '+');
+            }
+            for(size_t i = 0; i < (MixerOutput::kFXCount - 1); ++i)
+            {
+                SS_SPACE(ss, '-', space, std::left, '+');
+            }
+            out << "\t" << ss.str() << std::endl;
+
+            for(size_t c = 0; c < MixerOutput::kFXCount; ++c)
+            {
+                SS_RESET(ss, precision, std::left);
+                std::string s = toString(static_cast<MixerOutput>(c));
+                s.resize(space);
+                SS__TEXT(ss, ' ', space, std::left, '|', s.c_str());
+                for(size_t i = 0; i < (nb_inputs + MixerOutput::kFXCount - 1); ++i)
+                {
+                    SS__TEXT(ss, ' ', space - 1, std::right, " |", this->levels_[c][i]);
+                }
+                out << "\t" << ss.str() << std::endl;
+            }
+        }
+        out << std::endl;
+
+        if(deepInspection)
+        {
+            this->tube_->dump(out, deepInspection, tag + ".tube_");
+            this->chorus_->dump(out, deepInspection, tag + ".chorus_");
+            this->flanger_->dump(out, deepInspection, tag + ".flanger_");
+            this->orbitone_->dump(out, deepInspection, tag + ".orbitone_");
+            this->phaser_->dump(out, deepInspection, tag + ".phaser_");
+            this->delay_->dump(out, deepInspection, tag + ".delay_");
+            this->plate_reverb_->dump(out, deepInspection, tag + ".plate_reverb_");
+            this->shimmer_reverb_->dump(out, deepInspection, tag + ".shimmer_reverb_");
+            this->dry_->dump(out, deepInspection, tag + ".dry_");
+        }
+
+        out << "END " << tag << "(" << typeid(*this).name() << ") dump" << std::endl << std::endl;
+    )
+
+    IMPLEMENT_INSPECT(
+        size_t nb_errors = 0;
+
+        for(size_t i = 0; i < nb_inputs; ++i)
+        {
+            nb_errors += inspector(tag + ".level[ input #" + std::to_string(i) + " ]" , this->channel_level_[i], -1.0f, 1.0f, deepInspection);
+            nb_errors += inspector(tag + ".pan[ L ][ input #" + std::to_string(i) + " ]", this->pan_[StereoChannels::Left][i], -1.0f, 1.0f, deepInspection);
+            nb_errors += inspector(tag + ".pan[ R ][ input #" + std::to_string(i) + " ]", this->pan_[StereoChannels::Right][i], -1.0f, 1.0f, deepInspection);
+            nb_errors += inspector(tag + ".pan[ input #" + std::to_string(i) + " ]", this->pan_[StereoChannels::kNumChannels][i], -1.0f, 1.0f, deepInspection);
+        }
+
+        for(size_t i = 0; i < nb_inputs; ++i)
+        {
+            nb_errors += inspector(tag + ".input[ L ][ input #" + std::to_string(i) + " ]", this->input_samples_[StereoChannels::Left ][i], -1.0f, 1.0f, deepInspection);
+            nb_errors += inspector(tag + ".input[ R ][ input #" + std::to_string(i) + " ]", this->input_samples_[StereoChannels::Right][i], -1.0f, 1.0f, deepInspection);
+        }
+
+        for(size_t i = nb_inputs; i < (nb_inputs + MixerOutput::kFXCount - 1); ++i)
+        {
+            nb_errors += inspector(tag + ".input[ L ][ input " + toString(static_cast<MixerOutput>(i - nb_inputs)) + " ]", this->input_samples_[StereoChannels::Left ][i], -1.0f, 1.0f, deepInspection);
+            nb_errors += inspector(tag + ".input[ R ][ input " + toString(static_cast<MixerOutput>(i - nb_inputs)) + " ]", this->input_samples_[StereoChannels::Right][i], -1.0f, 1.0f, deepInspection);
+        }
+
+        for(size_t c = 0; c < MixerOutput::kFXCount; ++c)
+        {
+            for(size_t i = 0; i < (nb_inputs + MixerOutput::kFXCount - 1); ++i)
+            {
+                nb_errors += inspector(tag + ".levels[ " + std::to_string(c) + " ][ " + std::to_string(i) + " ]", this->levels_[c][i], -1.0f, 1.0f, deepInspection);
+            }
+        }
+
+        if(deepInspection)
+        {
+            for(size_t i = 0; i < nb_inputs; ++i)
+            {
+                for(size_t k = 0; k < this->BufferSize; ++k)
+                {
+                    nb_errors += inspector(tag + ".input_sample_buffer_[ L ][ " + std::to_string(i) + " ][ " + std::to_string(k) +" ] ", this->input_sample_buffer_[StereoChannels::Left ][i][k], -1.0f, 1.0f, deepInspection);
+                    nb_errors += inspector(tag + ".input_sample_buffer_[ R ][ " + std::to_string(i) + " ][ " + std::to_string(k) +" ] ", this->input_sample_buffer_[StereoChannels::Right][i][k], -1.0f, 1.0f, deepInspection);
+                }
+            }
+
+            nb_errors += this->tube_->inspect(inspector, deepInspection, tag + ".tube_");
+            nb_errors += this->chorus_->inspect(inspector, deepInspection, tag + ".chorus_");
+            nb_errors += this->flanger_->inspect(inspector, deepInspection, tag + ".flanger_");
+            nb_errors += this->orbitone_->inspect(inspector, deepInspection, tag + ".orbitone_");
+            nb_errors += this->phaser_->inspect(inspector, deepInspection, tag + ".phaser_");
+            nb_errors += this->delay_->inspect(inspector, deepInspection, tag + ".delay_");
+            nb_errors += this->plate_reverb_->inspect(inspector, deepInspection, tag + ".plate_reverb_");
+            nb_errors += this->shimmer_reverb_->inspect(inspector, deepInspection, tag + ".shimmer_reverb_");
+            nb_errors += this->dry_->inspect(inspector, deepInspection, tag + ".dry_");
+        }
+
+        return nb_errors;
+    )
 };
 
 
@@ -340,8 +543,8 @@ void MixingConsole<nb_inputs>::reset()
 {
     for(size_t i = 0; i < nb_inputs; ++i)
     {
-        memset(this->input_sample_buffer_[StereoChannels::Left ][i], 0, this->BufferSize);
-        memset(this->input_sample_buffer_[StereoChannels::Right][i], 0, this->BufferSize);
+        memset(this->input_sample_buffer_[StereoChannels::Left ][i], 0, this->BufferSize * sizeof(float32_t));
+        memset(this->input_sample_buffer_[StereoChannels::Right][i], 0, this->BufferSize * sizeof(float32_t));
     }
 
     for(size_t i = 0; i < MixerOutput::kFXCount; ++i)
@@ -358,7 +561,7 @@ void MixingConsole<nb_inputs>::reset()
 template<size_t nb_inputs>
 void MixingConsole<nb_inputs>::processSample(float32_t& outL, float32_t& outR)
 {
-    constexpr size_t bufferSize = nb_inputs + MixerOutput::kFXCount - 1;
+    const size_t bufferSize = nb_inputs + MixerOutput::kFXCount - 1;
 
     float32_t fx_inputs_[MixerOutput::kFXCount][StereoChannels::kNumChannels];
     float32_t fx_outputs_[MixerOutput::kFXCount][StereoChannels::kNumChannels];
@@ -436,212 +639,3 @@ void MixingConsole<nb_inputs>::setSample(size_t in, float32_t sampleL, float32_t
     this->input_samples_[StereoChannels::Left ][in] = sampleL;
     this->input_samples_[StereoChannels::Right][in] = sampleR;
 }
-
-
-#if defined(DEBUG)
-
-#define SS_RESET(ss, prec, align)               ss.str(""); ss.precision(prec); ss << align; ss << std::fixed
-#define SS_SPACE(ss, spc, nb, align, sep)       ss.fill(spc); ss.width(nb); ss << "" << sep
-#define SS__TEXT(ss, spc, nb, align, sep, txt)  ss << align; ss.fill(spc); ss.width(nb); ss << txt << sep
-
-template<size_t nb_inputs>
-void MixingConsole<nb_inputs>::dump(std::ostream& out, const std::string& key) const
-{
-    constexpr size_t space = 10;
-    constexpr size_t precision = 5;
-
-    std::stringstream ss;
-
-    out << "MixingConsole dump - START - " << key.c_str() << std::endl << std::endl;
-
-    out << "\t" << "Input levels & Pan:" << std::endl;
-    {
-        SS_RESET(ss, precision, std::left);
-        SS_SPACE(ss, ' ', space, std::left, '|');
-        SS__TEXT(ss, ' ', space, std::left, '|', "Level");
-        SS__TEXT(ss, ' ', space, std::left, '|', "Pan L");
-        SS__TEXT(ss, ' ', space, std::left, '|', "Pan R");
-        SS__TEXT(ss, ' ', space, std::left, '|', "Pan");
-        out << "\t" << ss.str() << std::endl;
-
-        SS_RESET(ss, precision, std::left);
-        SS_SPACE(ss, '-', space, std::left, '+');
-        SS_SPACE(ss, '-', space, std::left, '+');
-        SS_SPACE(ss, '-', space, std::left, '+');
-        SS_SPACE(ss, '-', space, std::left, '+');
-        SS_SPACE(ss, '-', space, std::left, '+');
-        out << "\t" << ss.str() << std::endl;
-
-        for(size_t i = 0; i < nb_inputs; ++i)
-        {
-            std::stringstream s;
-            s << "* Input ";
-            s << (i + 1);
-
-            SS_RESET(ss, precision, std::left);
-            SS__TEXT(ss, ' ', space, std::left, '|', s.str());
-            SS__TEXT(ss, ' ', space - 1, std::right, " |", this->channel_level_[i]);
-            SS__TEXT(ss, ' ', space - 1, std::right, " |", this->pan_[StereoChannels::Left][i]);
-            SS__TEXT(ss, ' ', space - 1, std::right, " |", this->pan_[StereoChannels::Right][i]);
-            SS__TEXT(ss, ' ', space - 1, std::right, " |", this->pan_[StereoChannels::kNumChannels][i]);
-
-            out << "\t" << ss.str() << std::endl;
-        }
-    }
-    out << std::endl;
-
-    out << "\t" << "Mixing Console input samples:" << std::endl;
-    {
-        SS_RESET(ss, precision, std::left);
-        SS_SPACE(ss, ' ', space, std::left, '|');
-        for(size_t i = 0; i < nb_inputs; ++i)
-        {
-            std::stringstream s;
-            s << "Input ";
-            s << (i + 1);
-
-            SS__TEXT(ss, ' ', space, std::left, '|', s.str());
-        }
-        for(size_t i = 0; i < (MixerOutput::kFXCount - 1); ++i)
-        {
-            std::string s = toString(static_cast<MixerOutput>(i));
-            s.resize(space);
-            SS__TEXT(ss, ' ', space, std::left, '|', s.c_str());
-        }
-        out << "\t" << ss.str() << std::endl;
-
-        SS_RESET(ss, precision, std::left);
-        SS_SPACE(ss, '-', space, std::left, '+');
-        for(size_t i = 0; i < nb_inputs; ++i)
-        {
-            SS_SPACE(ss, '-', space, std::left, '+');
-        }
-        for(size_t i = 0; i < (MixerOutput::kFXCount - 1); ++i)
-        {
-            SS_SPACE(ss, '-', space, std::left, '+');
-        }
-        out << "\t" << ss.str() << std::endl;
-
-        const char* LR = "LR";
-        for(size_t c = 0; c < StereoChannels::kNumChannels; ++c)
-        {
-            std::stringstream s;
-            s << "* Input ";
-            s << LR[c];
-
-            SS_RESET(ss, precision, std::left);
-            SS__TEXT(ss, ' ', space, std::left, '|', s.str());
-            for(size_t i = 0; i < (nb_inputs + MixerOutput::kFXCount - 1); ++i)
-            {
-                SS__TEXT(ss, ' ', space - 1, std::right, " |", this->input_samples_[c][i]);
-            }
-            out << "\t" << ss.str() << std::endl;
-        }
-    }
-    out << std::endl;
-
-    out << "\t" << "Mixing Console levels:" << std::endl;
-    {
-        SS_RESET(ss, precision, std::left);
-        SS_SPACE(ss, ' ', space, std::left, '|');
-        for(size_t i = 0; i < nb_inputs; ++i)
-        {
-            std::stringstream s;
-            s << "Input ";
-            s << (i + 1);
-
-            SS__TEXT(ss, ' ', space, std::left, '|', s.str());
-        }
-        for(size_t i = 0; i < (MixerOutput::kFXCount - 1); ++i)
-        {
-            std::string s = toString(static_cast<MixerOutput>(i));
-            s.resize(space);
-            SS__TEXT(ss, ' ', space, std::left, '|', s.c_str());
-        }
-        out << "\t" << ss.str() << std::endl;
-
-        SS_RESET(ss, precision, std::left);
-        SS_SPACE(ss, '-', space, std::left, '+');
-        for(size_t i = 0; i < nb_inputs; ++i)
-        {
-            SS_SPACE(ss, '-', space, std::left, '+');
-        }
-        for(size_t i = 0; i < (MixerOutput::kFXCount - 1); ++i)
-        {
-            SS_SPACE(ss, '-', space, std::left, '+');
-        }
-        out << "\t" << ss.str() << std::endl;
-
-        for(size_t c = 0; c < MixerOutput::kFXCount; ++c)
-        {
-            SS_RESET(ss, precision, std::left);
-            std::string s = toString(static_cast<MixerOutput>(c));
-            s.resize(space);
-            SS__TEXT(ss, ' ', space, std::left, '|', s.c_str());
-            for(size_t i = 0; i < (nb_inputs + MixerOutput::kFXCount - 1); ++i)
-            {
-                SS__TEXT(ss, ' ', space - 1, std::right, " |", this->levels_[c][i]);
-            }
-            out << "\t" << ss.str() << std::endl;
-        }
-    }
-    out << std::endl;
-
-    out << "MixingConsole dump - END - " << key.c_str() << std::endl;
-}
-
-#define DUMP1(mixer, out) mixer->dump(cout)
-#define DUMP2(mixer, out, tag) mixer->dump(cout, tag)
-
-template<size_t nb_inputs>
-size_t MixingConsole<nb_inputs>::inspect(ValueInpector inspector, bool checkInputBuffer) const
-{
-    size_t nb_errors = 0;
-
-    for(size_t i = 0; i < nb_inputs; ++i)
-    {
-        nb_errors += inspector("Level  ", i, this->channel_level_[i]);
-        nb_errors += inspector("Pan L  ", i, this->pan_[StereoChannels::Left][i]);
-        nb_errors += inspector("Pan R  ", i, this->pan_[StereoChannels::Right][i]);
-        nb_errors += inspector("Pan    ", i, this->pan_[StereoChannels::kNumChannels][i]);
-    }
-
-    for(size_t i = 0; i < (nb_inputs + MixerOutput::kFXCount - 1); ++i)
-    {
-        nb_errors += inspector("Input L", i, this->input_samples_[StereoChannels::Left ][i]);
-        nb_errors += inspector("Input R", i, this->input_samples_[StereoChannels::Right][i]);
-    }
-
-    for(size_t c = 0; c < MixerOutput::kFXCount; ++c)
-    {
-        for(size_t i = 0; i < (nb_inputs + MixerOutput::kFXCount - 1); ++i)
-        {
-            nb_errors += inspector("Levels ", c * 100 + i, this->levels_[c][i]);
-        }
-    }
-
-    if(checkInputBuffer)
-    {
-        for(size_t i = 0; i < nb_inputs; ++i)
-        {
-            for(size_t k = 0; k < this->BufferSize; ++k)
-            {
-                nb_errors += inspector("Buffer ", k * 100 + i, this->input_sample_buffer_[StereoChannels::Left ][i][k]);
-                nb_errors += inspector("Buffer ", k * 100 + i, this->input_sample_buffer_[StereoChannels::Right][i][k]);
-            }
-        }
-    }
-
-    return nb_errors;
-}
-
-#define INSPECT(mixer, inspector) mixer->inspect(inspector, true)
-
-#else
-
-#define DUMP1(mixer, out)
-#define DUMP2(mixer, out, tag)
-
-#define INSPECT(mixer, inspector)
-
-#endif

src/mixing_console_constants.h

@@ -23,7 +23,7 @@ enum MixerOutput
 
 inline std::string toString(MixerOutput enum_val)
 {
-    static constexpr std::array<const char*, MixerOutput::kFXCount> names
+    static const std::array<const char*, MixerOutput::kFXCount> names
     { 
         "Tube",
         "Chorus",

src/test/Makefile

@@ -4,13 +4,14 @@ EXE := all_test.bin
 BETA := beta.bin
 
 CXX := g++
-CXXFLAGS = 	-g -std=c++20
+CXXFLAGS = 	-g -std=c++20 -MMD -MP
 DEFINES  = 	-DCPU=x86 -DDEBUG -DOUTPUT_FOLDER="\"$(OUTPUT_FOLDER)\""
 INCLUDES = 	-I../../CMSIS_5/CMSIS/DSP/Include/ \
 			-I../../CMSIS_5/CMSIS/Core/Include/ \
 			-I../../Synth_Dexed/src/
-			# -I../../circle-stdlib/libs/circle/include \
-			# -I../../circle-stdlib/libs/circle/addon \
+
+-include $(TST_OBJS:.o=.d)
+-include $(FX__OBJS:.o=.d)
 
 LD := g++
 LIBS := -lm -lstdc++ -lgtest -lpthread

src/test/test_cpp_performance.cpp

@@ -7,10 +7,10 @@
 
 TEST(CppPerformance, LFOPerformance_ComplexLFO_InterpolatedSineOscillator)
 {
-    constexpr size_t NB = 10000000;
+    const size_t NB = 10000000;
     float32_t freq = 0.1f;
 
-    LFO lfo1(SAMPLING_FREQUENCY, 0.0f, 10.0f);
+    ComplexLFO lfo1(SAMPLING_FREQUENCY, 0.0f, 10.0f);
     InterpolatedSineOscillator lfo2(SAMPLING_FREQUENCY, 0.0f, 10.0f);
 
     lfo1.setFrequency(freq);
@@ -29,12 +29,12 @@ TEST(CppPerformance, LFOPerformance_ComplexLFO_InterpolatedSineOscillator)
     }
     auto d2 = LAP_TIME("lfo2");
 
-    EXPECT_GE(d1, d2);
+    EXPECT_LE(d1, d2 + 100);
 }
 
 TEST(CppPerformance, LFOPerformance_ComplexLFO_FastLFO)
 {
-    constexpr size_t NB = 10000000;
+    const size_t NB = 10000000;
     float32_t freq = 0.1f;
 
     ComplexLFO lfo1(SAMPLING_FREQUENCY, 0.0f, 10.0f, Constants::MPI_2);

src/test/test_framework.cpp

@@ -0,0 +1,22 @@
+#include <gtest/gtest.h>
+
+#include "test_fx_helper.h"
+#include "wave.h"
+
+#include "../debug.hpp"
+#include "../fx_base.h"
+
+TEST(Framework, TestWaveIn)
+{
+    unsigned size;
+    float32_t** samples = readWaveFile(AUDIO_SOURCE_FILE, size);
+
+    size_t nb_errors = 0;
+    for(size_t i = 0; i < size; ++i)
+    {
+        nb_errors += fullInspector("L", samples[StereoChannels::Left ][i], -1.0f, 1.0f, true);
+        nb_errors += fullInspector("R", samples[StereoChannels::Right][i], -1.0f, 1.0f, true);
+    }
+
+    EXPECT_EQ(nb_errors, 0);
+}

src/test/test_fx_components.cpp

@@ -109,10 +109,10 @@ TEST(FXComponent, SVF)
 
 TEST(CppOptimization, InterpolatedSineOscillatorPrecisionTest)
 {
-    constexpr float32_t freq = 0.15f;
-    constexpr size_t NB = static_cast<size_t>(2.0f * SAMPLING_FREQUENCY);
+    const float32_t freq = 0.15f;
+    const size_t NB = static_cast<size_t>(2.0f * SAMPLING_FREQUENCY);
 
-    constexpr float32_t epsilon = 1e-3;
+    const float32_t epsilon = 1e-3;
 
     ComplexLFO lfo1(SAMPLING_FREQUENCY, 0.0f, 10.0f);
     InterpolatedSineOscillator lfo2(SAMPLING_FREQUENCY, 0.0f, 10.0f);
@@ -131,10 +131,10 @@ TEST(CppOptimization, InterpolatedSineOscillatorPrecisionTest)
 
 TEST(CppOptimization, FastLFOPrecisionTest)
 {
-    constexpr float32_t freq = 0.15f;
-    constexpr size_t NB = static_cast<size_t>(2.0f * SAMPLING_FREQUENCY);
+    const float32_t freq = 0.15f;
+    const size_t NB = static_cast<size_t>(2.0f * SAMPLING_FREQUENCY);
 
-    constexpr float32_t epsilon = 1e-3;
+    const float32_t epsilon = 1e-3;
 
     ComplexLFO lfo1(SAMPLING_FREQUENCY, 0.0f, 10.0f);
     FastLFO lfo2(SAMPLING_FREQUENCY, 0.0f, 10.0f);

src/test/test_fx_helper.h

@@ -11,8 +11,6 @@
 
 #define SAMPLING_FREQUENCY 44100.0f
 
-#define stringify( x ) # x
-
 #define Active(scenarioKey, FxID) ((scenarioKey & (1 << FxID)) == (1 << FxID))
 
 std::string getScenarioName(int scenario);

src/test/test_mixing_console.cpp

@@ -6,29 +6,6 @@
 
 #include "../mixing_console.hpp"
 
-size_t nanValueInspector(const std::string& el, size_t idx, const float32_t value)
-{
-    if(std::isnan(value))
-    {
-        return 1u;
-    }
-
-    return 0u;
-}
-
-size_t normalizedValueInspector(const std::string& el, size_t idx, const float32_t value)
-{
-    if(!std::isnan(value))
-    {
-        if(value != constrain(value, -1.0f, 1.0f))
-        {
-            return 1u;
-        }
-    }
-
-    return 0u;
-}
-
 class MixingConsoleScenarioTest : public testing::TestWithParam<MixerOutput> {};
 
 TEST_P(MixingConsoleScenarioTest, MixerOutputTest)
@@ -92,8 +69,8 @@ void setupMixingConsoleFX(Mixer* mixer)
 
 TEST(MixingConsole, DryProcessing)
 {
-    constexpr float32_t epsilon = 1e-7;
-    constexpr size_t length = 2;
+    const float32_t epsilon = 1e-7;
+    const size_t length = 2;
 
     Mixer* mixer = new Mixer(SAMPLING_FREQUENCY, length);
     mixer->reset();
@@ -115,23 +92,20 @@ TEST(MixingConsole, DryProcessing)
     mixer->setChannelLevel(0, 1.0f);
     mixer->setPan(0, 0.5f);
     mixer->setSendLevel(0, MixerOutput::MainOutput, 1.0f);
-    EXPECT_EQ(0, INSPECT(mixer, nanValueInspector));
-    EXPECT_EQ(0, INSPECT(mixer, normalizedValueInspector));
+    EXPECT_EQ(0, INSPECT(mixer, fullInspector));
 
     float32_t in[length] = {0.1, 0.2};
     float32_t out[StereoChannels::kNumChannels][length];
     for(size_t i = 0; i < StereoChannels::kNumChannels; ++i) memset(out[i], 0, length * sizeof(float32_t));
 
     mixer->setInputSampleBuffer(0, in);
-    EXPECT_EQ(0, INSPECT(mixer, nanValueInspector));
-    EXPECT_EQ(0, INSPECT(mixer, normalizedValueInspector));
+    EXPECT_EQ(0, INSPECT(mixer, fullInspector));
 
     mixer->process(
         out[StereoChannels::Left ],
         out[StereoChannels::Right]
     );
-    EXPECT_EQ(0, INSPECT(mixer, nanValueInspector));
-    EXPECT_EQ(0, INSPECT(mixer, normalizedValueInspector));
+    EXPECT_EQ(0, INSPECT(mixer, fullInspector));
 
     EXPECT_EQ(out[StereoChannels::Left ][0], out[StereoChannels::Right][0]);
     EXPECT_EQ(out[StereoChannels::Left ][1], out[StereoChannels::Right][1]);
@@ -143,8 +117,8 @@ TEST(MixingConsole, DryProcessing)
 
 TEST(MixingConsole, ShimmerProcessing)
 {
-    constexpr float32_t epsilon = 1e-7;
-    constexpr size_t length = 2;
+    const float32_t epsilon = 1e-7;
+    const size_t length = 2;
 
     Mixer* mixer = new Mixer(SAMPLING_FREQUENCY, length);
     mixer->reset();
@@ -154,8 +128,7 @@ TEST(MixingConsole, ShimmerProcessing)
     mixer->setReturnLevel(MixerOutput::FX_ShimmerReverb, MixerOutput::MainOutput, 1.0f);
     mixer->setChannelLevel(0, 1.0f);
     mixer->setPan(0, 0.5f);
-    EXPECT_EQ(0, INSPECT(mixer, nanValueInspector));
-    EXPECT_EQ(0, INSPECT(mixer, normalizedValueInspector));
+    EXPECT_EQ(0, INSPECT(mixer, fullInspector));
 
 
     float32_t in[length] = {0.1, 0.2};
@@ -163,31 +136,26 @@ TEST(MixingConsole, ShimmerProcessing)
     for(size_t i = 0; i < StereoChannels::kNumChannels; ++i) memset(out1[i], 0, length * sizeof(float32_t));
 
     mixer->setInputSampleBuffer(0, in);
-    EXPECT_EQ(0, INSPECT(mixer, nanValueInspector));
-    EXPECT_EQ(0, INSPECT(mixer, normalizedValueInspector));
+    EXPECT_EQ(0, INSPECT(mixer, fullInspector));
 
     mixer->process(
         out1[StereoChannels::Left ],
         out1[StereoChannels::Right]
     );
-    EXPECT_EQ(0, INSPECT(mixer, nanValueInspector));
-    EXPECT_EQ(0, INSPECT(mixer, normalizedValueInspector));
+    EXPECT_EQ(0, INSPECT(mixer, fullInspector));
 
     mixer->reset();
-    EXPECT_EQ(0, INSPECT(mixer, nanValueInspector));
-    EXPECT_EQ(0, INSPECT(mixer, normalizedValueInspector));
+    EXPECT_EQ(0, INSPECT(mixer, fullInspector));
 
     float32_t out2[StereoChannels::kNumChannels][length];
     mixer->setInputSampleBuffer(0, in);
-    EXPECT_EQ(0, INSPECT(mixer, nanValueInspector));
-    EXPECT_EQ(0, INSPECT(mixer, normalizedValueInspector));
+    EXPECT_EQ(0, INSPECT(mixer, fullInspector));
 
     mixer->process(
         out2[StereoChannels::Left ],
         out2[StereoChannels::Right]
     );
-    EXPECT_EQ(0, INSPECT(mixer, nanValueInspector));
-    EXPECT_EQ(0, INSPECT(mixer, normalizedValueInspector));
+    EXPECT_EQ(0, INSPECT(mixer, fullInspector));
 
     EXPECT_EQ(out1[StereoChannels::Left ][0], out2[StereoChannels::Left ][0]);
     EXPECT_EQ(out1[StereoChannels::Right][0], out2[StereoChannels::Right][0]);
@@ -199,7 +167,7 @@ TEST(MixingConsole, ShimmerProcessing)
 
 TEST(MixingConsole, ShimmerNoiseProcessing)
 {
-    constexpr size_t length = 1024;
+    const size_t length = 1024;
 
     Mixer* mixer = new Mixer(SAMPLING_FREQUENCY, length);
     mixer->reset();
@@ -209,8 +177,7 @@ TEST(MixingConsole, ShimmerNoiseProcessing)
     mixer->setReturnLevel(MixerOutput::FX_ShimmerReverb, MixerOutput::MainOutput, 1.0f);
     mixer->setChannelLevel(0, 1.0f);
     mixer->setPan(0, 0.5f);
-    EXPECT_EQ(0, INSPECT(mixer, nanValueInspector));
-    EXPECT_EQ(0, INSPECT(mixer, normalizedValueInspector));
+    EXPECT_EQ(0, INSPECT(mixer, fullInspector));
 
     float32_t in[length];
     for(size_t i = 0; i < length; ++i) in[i] = getRandomValue();
@@ -219,15 +186,13 @@ TEST(MixingConsole, ShimmerNoiseProcessing)
     for(size_t i = 0; i < StereoChannels::kNumChannels; ++i) memset(out[i], 0, length * sizeof(float32_t));
 
     mixer->setInputSampleBuffer(0, in);
-    EXPECT_EQ(0, INSPECT(mixer, nanValueInspector));
-    EXPECT_EQ(0, INSPECT(mixer, normalizedValueInspector));
+    EXPECT_EQ(0, INSPECT(mixer, fullInspector));
 
     mixer->process(
         out[StereoChannels::Left ],
         out[StereoChannels::Right]
     );
-    EXPECT_EQ(0, INSPECT(mixer, nanValueInspector));
-    EXPECT_EQ(0, INSPECT(mixer, normalizedValueInspector));
+    EXPECT_EQ(0, INSPECT(mixer, fullInspector));
 
     delete mixer;
 }
@@ -266,8 +231,7 @@ TEST(MixingConsole, SimpleProcessing)
     {
         mixer->setInputSampleBuffer(0, samples[0], samples[1]);
         mixer->process(sampleOutL + j * size, sampleOutR + j * size);
-        EXPECT_EQ(0, INSPECT(mixer, nanValueInspector));
-        EXPECT_EQ(0, INSPECT(mixer, normalizedValueInspector));
+        EXPECT_EQ(0, INSPECT(mixer, fullInspector));
     }
     saveWaveFile(getResultFile("result-mixing-console.wav"), sampleOutL, sampleOutR, nbRepeats * size, static_cast<unsigned>(SAMPLING_FREQUENCY), 16);