Fixes

README.md

@@ -2,4 +2,6 @@
 
 a vst plugin for CodeParade's fractal sound explorer program.
 
-BUGGY AF
+No longer as buggy, produces clean audio.
+
+TODO:  add automation support for changing the fractal type and point(and maybe dampening and volume)

plugins/Fractal/DistrhoPluginInfo.h

@@ -7,8 +7,9 @@
 
 #define DISTRHO_PLUGIN_HAS_UI        1
 #define DISTRHO_PLUGIN_IS_RT_SAFE    1
-#define DISTRHO_PLUGIN_NUM_INPUTS    2
+#define DISTRHO_PLUGIN_NUM_INPUTS    0
 #define DISTRHO_PLUGIN_NUM_OUTPUTS   2
 #define DISTRHO_PLUGIN_WANT_PROGRAMS 1
+#define DISTRHO_PLUGIN_IS_SYNTH      0
 
 #endif // DISTRHO_PLUGIN_INFO_H_INCLUDED

plugins/Fractal/Main.hpp

@@ -15,7 +15,7 @@
 
 //Constants
 static const int target_fps = 60;
-static const int sample_rate = 41100;
+static int sample_rate = 41100;
 static const int max_freq = 4000;
 static const int window_w_init = 1280;
 static const int window_h_init = 720;
@@ -137,7 +137,8 @@ class Synth{
   bool audio_reset;
 
   static const int NUM_AUDIO_BUFFS = 5;
-  static const int AUDIO_BUFF_SIZE = 4196;
+  double DEFAULT_VOLUME = 1;
+  int AUDIO_BUFF_SIZE = 4196;
 
 struct Chunk {
     int16_t* samples;
@@ -155,7 +156,7 @@ struct Chunk {
   Synth(){
     audio_reset = true;
     audio_pause = false;
-    volume = 8000.0;
+    volume = DEFAULT_VOLUME;
     play_x = 0.0;
     play_y = 0.0;
     play_cx = 0.0;
@@ -190,7 +191,7 @@ struct Chunk {
       play_py = play_ny;
       mean_x = play_nx;
       mean_y = play_ny;
-      volume = 8000.0;
+      volume = DEFAULT_VOLUME;
       audio_reset = false;
     }
 
@@ -201,7 +202,7 @@ struct Chunk {
 
     //Generate the tones
     const int steps = sample_rate / max_freq;
-    for (int i = 0; i < frames; i+=2) {
+    for (int i = 0; i < frames; i++) {
       const int j = m_audio_time % steps;
       if (j == 0) {
         play_px = play_x;
@@ -257,21 +258,21 @@ struct Chunk {
 
       //Cosine interpolation
       double t = double(j) / double(steps);
-      t = 0.5 - 0.5*std::cos(t * 3.14159);
+      t = 0.5 - 0.5*std::cos(t * 3.141592653589);
       double wx = t*dx + (1.0 - t)*dpx;
       double wy = t*dy + (1.0 - t)*dpy;
 
       //Save the audio to the 2 channels
-      *out1++ = (int16_t)std::min(std::max(wx * volume, -32000.0), 32000.0);
-      *out2++ = (int16_t)std::min(std::max(wy * volume, -32000.0), 32000.0);
+      *out1++ = std::min(std::max(wx * volume, -32000.0), 32000.0);
+      *out2++ = std::min(std::max(wy * volume, -32000.0), 32000.0);
       m_audio_time += 1;
     }
 
     //Return the sound clip
     return !audio_reset;
   }
 
-  int16_t m_samples[AUDIO_BUFF_SIZE];
+  //int16_t m_samples[AUDIO_BUFF_SIZE];
   int32_t m_audio_time;
   double mean_x;
   double mean_y;

plugins/Fractal/PluginFractal.cpp

@@ -13,6 +13,7 @@ DistrhoPluginFractal::DistrhoPluginFractal()
       ReadWrite(false),
       EnvOld(0.0f)
 {
+	synth = new Synth();
 }
 
 // -----------------------------------------------------------------------
@@ -82,7 +83,9 @@ void DistrhoPluginFractal::activate()
     ReadWrite = false;
     EnvOld = 0.0f;
     running = true;
-    GUIthread = std::thread(fractal_main, &running, &synth);
+    sample_rate = getSampleRate();
+    synth->AUDIO_BUFF_SIZE = getBufferSize();
+    GUIthread = std::thread(fractal_main, &running, synth);
 }
 
 void DistrhoPluginFractal::deactivate(){
@@ -105,15 +108,15 @@ void DistrhoPluginFractal::run(const float** inputs, float** outputs, uint32_t f
     const float* in2  =  inputs[1];
     float* out2 = outputs[1];
 
-    synth.onGetData(out1, out2, frames);
+    synth->onGetData(out1, out2, frames);
     return;
 
 }
 
 
 Plugin* createPlugin()
 {
-    return new DistrhoPluginFractal();
+    return(new DistrhoPluginFractal());
 }
 
 // -----------------------------------------------------------------------

plugins/Fractal/PluginFractal.hpp

@@ -26,12 +26,12 @@ class DistrhoPluginFractal : public Plugin
 
     const char* getLabel() const noexcept override
     {
-        return "Node Plugin";
+        return "FractalSoundExplorer";
     }
 
     const char* getDescription() const override
     {
-        return "A node graph of more simple effects to give more interesting resuls.";
+        return "The Fractal Sound explorer plugin.";
     }
 
     const char* getMaker() const noexcept override
@@ -85,7 +85,7 @@ class DistrhoPluginFractal : public Plugin
     float fInputVolume;
     bool running = true;
     std::thread GUIthread;
-    Synth synth;
+    Synth* synth;
     //std::vector<audioNode*> nodes;
     //audioNodeInput* inputNode1;
     //audioNodeOutput* outputNode1;