// THE STATEMENT BELOW IS NO LONGER TRUE
// generated from file '../src/plugins/vumeter.dsp' by dsp2cc:
// Code generated with Faust 0.9.73 (http://faust.grame.fr)

#include "gx_faust_support.h"
#include "gx_plugin.h"

namespace pluginlib {
namespace vumeter {

class Dsp: public PluginDef {
private:
	int fSamplingFreq;
	double 	fConst0;
	FAUSTFLOAT 	fslider0;
	double 	fRec4[2];
	double 	fRec0[2];
	int 	iRec1[2];
	double 	fRec2[2];
	FAUSTFLOAT 	fbargraph0;
	FAUSTFLOAT 	fcheckbox1  ;
	void clear_state_f();
	int load_ui_f(const UiBuilder& b, int form);
	static const char *glade_def;
	void init(unsigned int samplingFreq);
	void compute(int count, FAUSTFLOAT *input0, FAUSTFLOAT *output0);
	int register_par(const ParamReg& reg);

	static void clear_state_f_static(PluginDef*);
	static int load_ui_f_static(const UiBuilder& b, int form);
	static void init_static(unsigned int samplingFreq, PluginDef*);
	static void compute_static(int count, FAUSTFLOAT *input0, FAUSTFLOAT *output0, PluginDef*);
	static int register_params_static(const ParamReg& reg);
	static void del_instance(PluginDef *p);
public:
	Dsp();
	~Dsp();
};



Dsp::Dsp()
	: PluginDef() {
	version = PLUGINDEF_VERSION;
	flags = 0;
	id = "vu";
	name = N_("Vumeter");
	groups = 0;
	description = "Mono Vumeter"; // description (tooltip)
	category = N_("Misc");       // category
	shortname = "";     // shortname
	mono_audio = compute_static;
	stereo_audio = 0;
	set_samplerate = init_static;
	activate_plugin = 0;
	register_params = register_params_static;
	load_ui = load_ui_f_static;
	clear_state = clear_state_f_static;
	delete_instance = del_instance;
}

Dsp::~Dsp() {
}

inline void Dsp::clear_state_f()
{
	for (int i=0; i<2; i++) fRec4[i] = 0;
	for (int i=0; i<2; i++) fRec0[i] = 0;
	for (int i=0; i<2; i++) iRec1[i] = 0;
	for (int i=0; i<2; i++) fRec2[i] = 0;
}

void Dsp::clear_state_f_static(PluginDef *p)
{
	static_cast<Dsp*>(p)->clear_state_f();
}

inline void Dsp::init(unsigned int samplingFreq)
{
	fSamplingFreq = samplingFreq;
	fConst0 = (1.0 / double(min(192000, max(1, fSamplingFreq))));
	clear_state_f();
}

void Dsp::init_static(unsigned int samplingFreq, PluginDef *p)
{
	static_cast<Dsp*>(p)->init(samplingFreq);
}

void always_inline Dsp::compute(int count, FAUSTFLOAT *input0, FAUSTFLOAT *output0)
{
	double 	fSlow0 = (0.0010000000000000009 * pow(10,(0.05 * double(fslider0))));
	fcheckbox1   = int(fRec2[0]);
	for (int i=0; i<count; i++) {
		fRec4[0] = ((0.999 * fRec4[1]) + fSlow0);
		double fTemp0 = ((double)input0[i] * fRec4[0]);
		double 	fRec3 = max(fConst0, fabs(fTemp0));
		int iTemp1 = int((iRec1[1] < 4096));
		fRec0[0] = ((iTemp1)?max(fRec0[1], fRec3):fRec3);
		iRec1[0] = ((iTemp1)?(1 + iRec1[1]):1);
		fRec2[0] = ((iTemp1)?fRec2[1]:fRec0[1]);
		fbargraph0 = fRec2[0];
		output0[i] = (FAUSTFLOAT)fTemp0;
		// post processing
		fRec2[1] = fRec2[0];
		iRec1[1] = iRec1[0];
		fRec0[1] = fRec0[0];
		fRec4[1] = fRec4[0];
	}
}
		
void __rt_func Dsp::compute_static(int count, FAUSTFLOAT *input0, FAUSTFLOAT *output0, PluginDef *p)
{
	static_cast<Dsp*>(p)->compute(count, input0, output0);
}


int Dsp::register_par(const ParamReg& reg)
{
	reg.registerFloatVar("vu.gain","Gain","S","",&fslider0, 0.0, -20, 4.0, 0.1, 0);
	reg.registerFloatVar("vu.v1","","SLNO","",&fbargraph0,  0, -7e+01, 4.0, 0, 0);
	reg.registerFloatVar("vu.v2","","BNO","",&fcheckbox1, 0.0, 0.0, 1.0, 1.0, 0);
	return 0;
}

int Dsp::register_params_static(const ParamReg& reg)
{
	return static_cast<Dsp*>(reg.plugin)->register_par(reg);
}

inline int Dsp::load_ui_f(const UiBuilder& b, int form)
{
    if (form & UI_FORM_GLADE) {
        b.load_glade_file("vumeter_ui.glade");
        return 0;
    }
    if (form & UI_FORM_STACK) {
#define PARAM(p) ("vu" "." p)
b.openHorizontalhideBox("");
b.closeBox();
b.openHorizontalBox("");
{
    b.insertSpacer();
    b.create_small_rackknob(PARAM("gain"), "Gain");
    b.insertSpacer();
    b.insertSpacer();
    b.create_eq_rackslider_no_caption(PARAM("v1"));
}
b.closeBox();

#undef PARAM
        return 0;
    }
	return -1;
}

int Dsp::load_ui_f_static(const UiBuilder& b, int form)
{
	return static_cast<Dsp*>(b.plugin)->load_ui_f(b, form);
}
PluginDef *plugin() {
	return new Dsp();
}

void Dsp::del_instance(PluginDef *p)
{
	delete static_cast<Dsp*>(p);
}

} // end namespace vumeter
} // end namespace pluginlib
