wip: project compiles

inc/Adder.h

@@ -2,21 +2,29 @@
 
 #include <vector>
 #include "Oscillator.h"
+#include "Settings.h"
+#include <numeric>
 
-class Adder
+struct Adder
 {
-private:
-    /* data */
-public:
-    Adder(/* args */);
-    ~Adder();
-    std::vector<float> & SumOscillators(const std::vector<Oscillator*> & oscillators, float duration);
+    static std::vector<float> & SumOscillators(const std::vector<Oscillator*> & oscillators, float duration)
+    {
+        size_t sample_count = (size_t)(duration * SAMPLE_RATE);
+
+        std::vector<float>* output = new std::vector<float>();
+        output->reserve(sample_count);
+
+        for (size_t i = 0; i < sample_count; i++) 
+        {
+            float sample = 0.0f;
+            for (Oscillator* osc : oscillators)
+            {
+                sample += osc->GenerateSample(duration);
+            }
+
+            output->push_back(sample);
+        }
+
+        return (*output);
+    }
 };
-
-Adder::Adder(/* args */)
-{
-}
-
-Adder::~Adder()
-{
-}

inc/KeyBoard.h

@@ -66,7 +66,7 @@ public:
         
         int result = get_semitone_shift_internal("A4", target_note_cstr);
         
-        delete target_note_cstr;
+        delete[] target_note_cstr;
         return result;
     }
 };

inc/RingBuffer.h

@@ -1,5 +1,6 @@
 #pragma once
 #include <cstddef>
+#include "Logger.h"
 template <typename T>
 class RingBuffer
 {
@@ -23,4 +24,108 @@ public:
     void Write(T* data, size_t count);
     bool Read(T* output, size_t count);
     void Print();
-};
+};
+
+template <typename T> RingBuffer<T>::RingBuffer(std::size_t size) 
+{
+    m_items = new T[size];
+    m_head = 0;
+    m_tail = 0;
+    m_is_full = 0;
+    m_is_empty = 1;
+    m_size = size;
+}
+
+template <typename T> RingBuffer<T>::~RingBuffer() 
+{
+    delete[] m_items;
+}
+
+template <typename T> void RingBuffer<T>::Reset() 
+{
+    m_head = 0;
+    m_tail = 0;
+    m_is_full = 0;
+}
+
+template <typename T> void RingBuffer<T>::advance_pointer() 
+{
+    if (m_is_full) {
+        m_tail++;
+		if (m_tail == m_size) { 
+			m_tail = 0;
+		}
+	}
+    m_head++;
+	if (m_head == m_size) { 
+		m_head = 0;
+	}
+    std::size_t p_is_full = m_head == m_tail ? 1 : 0;
+	m_is_full = p_is_full;
+}
+
+template <typename T> void RingBuffer<T>::retreat_pointer() 
+{
+	m_is_full = 0;
+    m_tail++;
+	if (m_tail == m_size) { 
+		m_tail = 0;
+	}
+}
+
+template <typename T> void RingBuffer<T>::Write(T* data, std::size_t count) 
+{
+    if (m_is_full || m_head + count > m_size) {
+        write_log("[WARN] Trying to overfill the ring buffer: \n\tIsFull:%d\n\tHead:%zu\n\tCount:%zu\n\t", 
+            m_is_full,
+            m_head, 
+            count);
+        return;
+    }
+    m_is_empty = 0;
+
+    for (std::size_t i = 0; i < count; i++) {
+        m_items[m_head] = data[i];
+        advance_pointer();
+    }
+    //m_is_empty = m_is_full && (m_head == m_tail);
+}
+
+template <typename T> bool RingBuffer<T>::Read(T* output, std::size_t count) 
+{
+    if (m_is_empty) {
+        write_log("[WARN] Trying to read empty buffer");
+        return 0;
+    }
+
+    for (std::size_t i = 0; i < count; i++) {
+        output[i] = m_items[m_tail];
+        retreat_pointer();
+    }
+    m_is_empty = !m_is_full && (m_head == m_tail);
+    return 1;
+}
+
+template <typename T> std::size_t RingBuffer<T>::GetSize() 
+{
+	size_t p_size = m_size;
+	if(!m_is_full) {
+		if(m_head >= m_tail) {
+			p_size = (m_head - m_tail);
+		}
+		else {
+			p_size = (m_size + m_head - m_tail);
+		}
+	}
+
+	return p_size;
+}
+
+template <typename T> void RingBuffer<T>::Print() 
+{
+    write_log("[INFO] The ring buffer: \n\tIsFull:%d\n\tIsEmpty:%d\n\tHead:%zu\n\tTail:%zu\n\t", 
+                m_is_full, 
+                m_is_empty, 
+                m_head, 
+                m_tail);
+}

inc/Synth.h

@@ -21,13 +21,4 @@ public:
     ~Synth();
     void ProduceNoteSound(Note input);
     const std::vector<float> & GetOutSignal() { return m_out_signal; }
-};
-
-Synth::Synth(/* args */)
-{
-    m_oscillators.push_back(new Oscillator(OscillatorType::Sine, 440.f, VOLUME));
-}
-
-Synth::~Synth()
-{
-}
+};