instr_grainlet - remove env, dont need it (have track env now)

src/instr_grainlet.cc

@@ -8,22 +8,15 @@ namespace Heck {
         Grainlet::Grainlet()
         {
             init();
-            grainlet.Init(samplerate);
         }
 
         void Grainlet::init()
         {
-            volEnv.Init(samplerate);
-            volEnv.SetTime(dsp::ADENV_SEG_ATTACK, .0001);
-            volEnv.SetTime(dsp::ADENV_SEG_DECAY, 0.1);
-            volEnv.SetMax(1);
-            volEnv.SetMin(0);
-            volEnv.SetCurve(-18);
+            grainlet.Init(samplerate);
         }
 
         void Grainlet::trigger()
         {
-            volEnv.Trigger();
         }
 
         void Grainlet::ctl(unsigned int ctl_nr, float val)
@@ -33,7 +26,7 @@ namespace Heck {
                     grainlet.SetFreq(scalen_min_max(val, 40, 400));
                 } break;
                 case 1: {
-                    volEnv.SetTime(dsp::ADENV_SEG_DECAY, 0.01 + val * 8.);
+
                 } break;
                 case 2: {
                     grainlet.SetFormantFreq(scalen_min_max(val, 400, 2000));
@@ -58,8 +51,6 @@ namespace Heck {
         {
             float out{};
             out = grainlet.Process();
-            float volEnv_sig = volEnv.Process();
-            out *= volEnv_sig;
             return out;
         }
 

src/instr_grainlet.hh

@@ -22,7 +22,6 @@ namespace Heck {
             float nextsample() override;
         private:
             dsp::GrainletOscillator grainlet{};
-            dsp::AdEnv volEnv{};
             float mode1{};
             float mode2{};
         };