new DSP architecture (is this one correct ?)

Start of voice & echo functions (need to name them)

sources/APU/DSP/Voice.cpp

@@ -0,0 +1,84 @@
+//
+// Created by melefo on 2/1/21.
+//
+
+#include "DSP.hpp"
+#include <algorithm>
+
+namespace ComSquare::APU::DSP
+{
+    void DSP::voiceOutput(Voice &voice, bool channel)
+    {
+        int out = this->_latch.output * voice.volume[channel] >> 7;
+
+        this->_master.output[channel] += out;
+        if (!voice.echo)
+            return;
+        this->_echo.volume[channel] += out;
+    }
+
+    void DSP::voice1(Voice &voice)
+    {
+
+    }
+
+    void DSP::voice2(Voice &voice)
+    {
+        /*uint16_t addr = this->_brr.
+        this->_latch.adsr1 = voice.adsr1;*/
+    }
+
+    void DSP::voice3(Voice &voice)
+    {
+
+    }
+
+    void DSP::voice3a(Voice &voice)
+    {
+
+    }
+
+    void DSP::voice3b(Voice &voice)
+    {
+
+    }
+
+    void DSP::voice3c(Voice &voice)
+    {
+
+    }
+
+    void DSP::voice4(Voice &voice)
+    {
+
+    }
+
+    void DSP::voice5(Voice &voice)
+    {
+        this->voiceOutput(voice, 1);
+
+        voice.endx |= voice.loop;
+        if (voice.konDelay == 5)
+            voice.endx &= ~voice.endx;
+    }
+
+    void DSP::voice6(Voice &voice)
+    {
+
+    }
+
+    void DSP::voice7(Voice &voice)
+    {
+
+    }
+
+    void DSP::voice8(Voice &voice)
+    {
+
+    }
+
+    void DSP::voice9(Voice &voice)
+    {
+
+    }
+}