//----------------------------------------------------------
// author: "Grame"
// copyright: "(c)GRAME 2006"
// license: "BSD"
// name: "vumeter"
// version: "1.0"
//
// Code generated with Faust 2.81.0 (https://faust.grame.fr)
//----------------------------------------------------------

/* link with  */
#include <math.h>
#ifndef FAUSTFLOAT
#define FAUSTFLOAT float
#endif 


#ifndef FAUSTCLASS 
#define FAUSTCLASS mydsp
#endif

class mydsp : public dsp {
  private:
	float 	fConst0; // step: 12
	// Recursion delay fVeeec0 is of type kMonoDelay
	// While its definition is of type kZeroDelay
	float 	fVeeec0State; // Mono Delay
	FAUSTFLOAT 	fbargraph0;
	// Recursion delay fVeeec2 is of type kMonoDelay
	// While its definition is of type kZeroDelay
	float 	fVeeec2State; // Mono Delay
	FAUSTFLOAT 	fbargraph1;
	int fSampleRate;

  public:
	virtual void metadata(Meta* m) { 
		m->declare("author", "Grame");
		m->declare("copyright", "(c)GRAME 2006");
		m->declare("filename", "vumeter.dsp");
		m->declare("license", "BSD");
		m->declare("math.lib/author", "GRAME");
		m->declare("math.lib/copyright", "GRAME");
		m->declare("math.lib/deprecated", "This library is deprecated and is not maintained anymore. It will be removed in August 2017.");
		m->declare("math.lib/license", "LGPL with exception");
		m->declare("math.lib/name", "Math Library");
		m->declare("math.lib/version", "1.0");
		m->declare("music.lib/author", "GRAME");
		m->declare("music.lib/copyright", "GRAME");
		m->declare("music.lib/license", "LGPL with exception");
		m->declare("music.lib/name", "Music Library");
		m->declare("music.lib/version", "1.0");
		m->declare("name", "vumeter");
		m->declare("version", "1.0");
	}

	virtual int getNumInputs() { return 2; }
	virtual int getNumOutputs() { return 2; }
	static void classInit(int sample_rate) {
	}
	virtual void instanceConstants(int sample_rate) {
		fSampleRate = sample_rate;
		fConst0 = (1.0f / min(1.92e+05f, max(1.0f, float(fSampleRate)))); // step: 12
	}
	virtual void instanceResetUserInterface() {
	}
	virtual void instanceClear() {
		fVeeec0State = 0;
		fVeeec2State = 0;
	}
	virtual void init(int sample_rate) {
		classInit(sample_rate);
		instanceInit(sample_rate);
	}
	virtual void instanceInit(int sample_rate) {
		instanceConstants(sample_rate);
		instanceResetUserInterface();
		instanceClear();
	}
	virtual mydsp* clone() {
		return new mydsp();
	}
	virtual int getSampleRate() {
		return fSampleRate;
	}
	virtual void buildUserInterface(UI* ui_interface) {
		ui_interface->openVerticalBox("vumeter");
		ui_interface->declare(&fbargraph0, "2", "");
		ui_interface->declare(&fbargraph0, "unit", "dB");
		ui_interface->addHorizontalBargraph("hbargraph0", &fbargraph0, -7e+01f, 5.0f);
		ui_interface->declare(&fbargraph1, "2", "");
		ui_interface->declare(&fbargraph1, "unit", "dB");
		ui_interface->addHorizontalBargraph("hbargraph1", &fbargraph1, -7e+01f, 5.0f);
		ui_interface->closeBox();
	}
	virtual void compute (int count, FAUSTFLOAT** input, FAUSTFLOAT** output) {
		float 	fVeeec0;
		float 	fVeeec2;
		int fullcount = count;
		for (int index = 0; index < fullcount; index += 32) {
			int count = min(32, fullcount-index);
			FAUSTFLOAT* input0 = &input[0][index]; // Zone 3
			FAUSTFLOAT* input1 = &input[1][index]; // Zone 3
			FAUSTFLOAT* output0 = &output[0][index]; // Zone 3
			FAUSTFLOAT* output1 = &output[1][index]; // Zone 3
			fVeeec0 = fVeeec0State;
			fVeeec2 = fVeeec2State;
			for (int i=0; i<count; i++) {
				float 	fTemp0 = (float)input0[i]; // step: 1
				fVeeec0 = max((fVeeec0 - fConst0), fabsf(fTemp0));
				fbargraph0 = (2e+01f * log10f(max(0.00031622776f, fVeeec0)));
				float 	fTemp1 = (float)input1[i]; // step: 24
				fVeeec2 = max((fVeeec2 - fConst0), fabsf(fTemp1));
				fbargraph1 = (2e+01f * log10f(max(0.00031622776f, fVeeec2)));
				output0[i] = (FAUSTFLOAT)(fTemp0);  // Zone Exec Code
				output1[i] = (FAUSTFLOAT)(fTemp1);  // Zone Exec Code
			}
			fVeeec0State = fVeeec0;
			fVeeec2State = fVeeec2;
		}
	}
};


