gui controls finer and added a small filter to try to remove pops

SpiralSound/Plugins/EnvelopePlugin/EnvelopePlugin.C

@@ -22,6 +22,10 @@
 
 using namespace std;
 
+// a bit of a crap filter to smooth clicks
+static float SMOOTH = 0.99;
+static float ONEMINUS_SMOOTH = 1-SMOOTH;
+
 extern "C" {
 SpiralPlugin* SpiralPlugin_CreateInstance()
 {
@@ -54,7 +58,8 @@ m_Decay(0.5f),
 m_Sustain(1.0f),
 m_Release(1.0f),
 m_Volume(0.5f),
-m_TrigThresh(0.01)
+m_TrigThresh(0.01),
+m_Current(0)
 {
 	m_PluginInfo.Name="Envelope";
 	m_PluginInfo.Width=142;
@@ -105,14 +110,6 @@ void EnvelopePlugin::Execute()
 	float temp=0;
 	bool Freeze=false;
 	
-	// Early out?	
-	/*if (m_t<0 && (!m_Input[0] || m_Input[0]->IsEmpty()))
-	{
-		m_Output[0]->Zero();
-		m_Output[1]->Zero();				
-		return;
-	}*/
-		
 	for (int n=0; n<m_HostInfo->BUFSIZE; n++)
 	{	
 		// Check the trigger CV values
@@ -171,22 +168,33 @@ void EnvelopePlugin::Execute()
 			
 			temp*=m_Volume;
 			
+			if (!feq(temp,m_Current,0.01)) 
+			{
+				// only filter if necc
+				temp=(temp*ONEMINUS_SMOOTH+m_Current*SMOOTH);
+			}
+			
 			SetOutput(0,n,temp);
 			SetOutput(1,n,GetInput(1,n)*temp); 
+			m_Current=temp;
 				
 			if (!Freeze) m_t+=m_SampleTime;
 		}
 		else
 		{
-			SetOutput(0,n,0);
-			SetOutput(1,n,0); 
+			if (!feq(temp,m_Current,0.01)) 
+			{
+				temp=m_Current*SMOOTH;
+			}
+			
+			SetOutput(0,n,temp);
+			SetOutput(1,n,GetInput(1,n)*temp); 
+			m_Current=temp;
 			
 			// if we've run off the end
 			if (m_t>m_Attack+m_Decay+m_Release)
 			{
 				m_t=-1;
-				//m_Output[0]->Zero();
-				//m_Output[1]->Zero();
 				return;
 			}
 

SpiralSound/Plugins/EnvelopePlugin/EnvelopePlugin.h

@@ -59,6 +59,8 @@ private:
 	float m_TrigThresh;
 	float m_SampleTime;
 	
+	float m_Current;
+	
 	friend std::istream &operator>>(std::istream &s, EnvelopePlugin &o);
 	friend std::ostream &operator<<(std::ostream &s, EnvelopePlugin &o);
 };

SpiralSound/Plugins/EnvelopePlugin/EnvelopePluginGUI.C

@@ -45,7 +45,7 @@ SpiralPluginGUI(w,h,o,ch)
         m_Thresh->box (FL_PLASTIC_DOWN_BOX);
         m_Thresh->labelsize (10);
 	m_Thresh->maximum (1.0);
-        m_Thresh->step (0.01);
+        m_Thresh->step (0.0001);
         m_Thresh->value (0.99f);
         m_Thresh->callback ((Fl_Callback*)cb_Thresh);
 	m_CtlGroup->add (m_Thresh);
@@ -57,7 +57,7 @@ SpiralPluginGUI(w,h,o,ch)
         m_Attack->box (FL_PLASTIC_DOWN_BOX);
         m_Attack->labelsize (10);
 	m_Attack->maximum (TIMED_SLIDER_MAX);
-        m_Attack->step (0.01);
+        m_Attack->step (0.0001);
         m_Attack->value (3.0f);
         m_Attack->callback ((Fl_Callback*)cb_Attack);
 	m_CtlGroup->add (m_Attack);
@@ -69,7 +69,7 @@ SpiralPluginGUI(w,h,o,ch)
 	m_Decay->box (FL_PLASTIC_DOWN_BOX);
         m_Decay->labelsize (10);
 	m_Decay->maximum (TIMED_SLIDER_MAX);
-        m_Decay->step (0.01);
+        m_Decay->step (0.0001);
         m_Decay->value (2.29);
         m_Decay->callback ((Fl_Callback*)cb_Decay);
 	m_CtlGroup->add (m_Decay);
@@ -81,7 +81,7 @@ SpiralPluginGUI(w,h,o,ch)
 	m_Sustain->box (FL_PLASTIC_DOWN_BOX);
         m_Sustain->labelsize (10);
 	m_Sustain->maximum (1);
-        m_Sustain->step (0.01);
+        m_Sustain->step (0.0001);
         m_Sustain->value (0.0);
         m_Sustain->callback ((Fl_Callback*)cb_Sustain);
 	m_CtlGroup->add (m_Sustain);
@@ -93,7 +93,7 @@ SpiralPluginGUI(w,h,o,ch)
 	m_Release->box (FL_PLASTIC_DOWN_BOX);
         m_Release->labelsize (10);
 	m_Release->maximum (TIMED_SLIDER_MAX);
-        m_Release->step (0.01);
+        m_Release->step (0.0001);
         m_Release->value (2.0);
         m_Release->callback ((Fl_Callback*)cb_Release);
 	m_CtlGroup->add (m_Release);
@@ -105,7 +105,7 @@ SpiralPluginGUI(w,h,o,ch)
 	m_Volume->box (FL_PLASTIC_DOWN_BOX);
         m_Volume->labelsize (10);
 	m_Volume->maximum (1);
-        m_Volume->step (0.01);
+        m_Volume->step (0.0001);
         m_Volume->value (0.5f);
         m_Volume->callback ((Fl_Callback*)cb_Volume);
 	m_CtlGroup->add (m_Volume);
@@ -135,7 +135,7 @@ SpiralPluginGUI(w,h,o,ch)
         m_NumAttack->labelsize (8);
         m_NumAttack->maximum (TIMED_SLIDER_MAX * TIMED_SLIDER_MAX);
         m_NumAttack->minimum (0);
-        m_NumAttack->step (0.1);
+        m_NumAttack->step (0.001);
         m_NumAttack->value (0);
         m_NumAttack->callback ((Fl_Callback*)cb_NumAttack);
 	m_NumGroup->add (m_NumAttack);
@@ -148,7 +148,7 @@ SpiralPluginGUI(w,h,o,ch)
         m_NumDecay->labelsize (8);
 	m_NumDecay->maximum (TIMED_SLIDER_MAX * TIMED_SLIDER_MAX);
         m_NumDecay->minimum (0);
-        m_NumDecay->step (0.1);
+        m_NumDecay->step (0.001);
         m_NumDecay->value (0.5);
         m_NumDecay->callback ((Fl_Callback*)cb_NumDecay);
 	m_NumGroup->add (m_NumDecay);
@@ -174,7 +174,7 @@ SpiralPluginGUI(w,h,o,ch)
         m_NumRelease->labelsize (8);
 	m_NumRelease->maximum (TIMED_SLIDER_MAX * TIMED_SLIDER_MAX);
         m_NumRelease->minimum (0);
-        m_NumRelease->step (0.1);
+        m_NumRelease->step (0.001);
         m_NumRelease->value (1.0);
         m_NumRelease->callback ((Fl_Callback*)cb_NumRelease);
 	m_NumGroup->add (m_NumRelease);