Merge pull request #79 from pingdynasty/maximilian

maximilian

Author: pingdynasty

Makefile

@@ -40,6 +40,12 @@ PATCHNAME   ?= $(GEN)
 PATCHCLASS  ?= GenPatch
 PATCHFILE   ?= GenPatch.hpp
 DEPS        += gen
+else ifdef MAXIMILIAN
+# options for Maximilian compilation
+PATCHNAME   ?= $(MAXIMILIAN)
+PATCHCLASS  ?= MaximilianPatch
+PATCHFILE   ?= MaximilianPatch.hpp
+DEPS        += maximilian
 else ifdef TEST
 PATCHNAME   ?= $(TEST)
 PATCHCLASS  ?= $(PATCHNAME)Patch
@@ -124,6 +130,9 @@ heavy: .FORCE
 gen: .FORCE
 	@$(MAKE) -s -f gen.mk gen
 
+maximilian: .FORCE
+	@$(MAKE) -s -f maximilian.mk maximilian
+
 soul: .FORCE
 	@$(MAKE) -s -f soul.mk soul
 

Maximilian/MaximilianPatch.hpp

@@ -0,0 +1,54 @@
+#ifndef __MaximilianPatch_hpp__
+#define __MaximilianPatch_hpp__
+
+#include "Patch.h"
+#include "maximilian.h"
+
+static maxiParam* maxiParameters[8];
+static unsigned int maxiParameterCount = 0;
+maxiParam::maxiParam() : value(0.0), minValue(0.0), maxValue(1.0),
+			 name(NULL), pid(maxiParameterCount++){
+  if(pid < 8)
+    maxiParameters[pid] = this;
+}
+
+void maxiParam::update(double v){
+  const static double lambda = 0.9; // factor for exponential smoothing
+  value = value*lambda + scale(v)*(1-lambda);
+}
+
+class MaximilianPatch : public Patch {
+private:
+#include "maximilian-patch.h"
+  float output[2];
+public:
+  MaximilianPatch(){
+    maxiSettings::sampleRate = getSampleRate();
+    maxiSettings::channels = 2;
+    maxiSettings::bufferSize = getBlockSize();
+    setup();
+    char name[] = "A";
+    maxiParameterCount = std::min(7u, maxiParameterCount);
+    for(int i=0; i<maxiParameterCount; ++i){
+      if(maxiParameters[i]->name == NULL){
+	name[0] = 'A'+maxiParameters[i]->pid;
+	registerParameter((PatchParameterId)(maxiParameters[i]->pid), name);
+      }else{
+	registerParameter((PatchParameterId)(maxiParameters[i]->pid), maxiParameters[i]->name);
+      }
+    }
+  }
+  void processAudio(AudioBuffer &buffer) {
+    float* left = buffer.getSamples(LEFT_CHANNEL);
+    float* right = buffer.getSamples(RIGHT_CHANNEL);
+    for(int i=0; i<maxiParameterCount; ++i)
+      maxiParameters[i]->update(getParameterValue((PatchParameterId)(maxiParameters[i]->pid)));
+    for(int i=0; i<buffer.getSize(); ++i){
+      play(output);
+      left[i] = output[0];
+      right[i] = output[1];
+    }
+  }
+};
+
+#endif   // __MaximilianPatch_hpp__