From e360047054117d63fb579ec9231e9dc77c99f12a Mon Sep 17 00:00:00 2001 From: David Robillard Date: Fri, 8 Aug 2008 22:45:58 +0000 Subject: Add preliminary (library side only) LV2 port of MDA (open-sourced VST plugins). git-svn-id: http://svn.drobilla.net/lad/mda-lv2@1321 a436a847-0d15-0410-975c-d299462d15a1 --- src/mdaSpecMeter.h | 75 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 75 insertions(+) create mode 100644 src/mdaSpecMeter.h (limited to 'src/mdaSpecMeter.h') diff --git a/src/mdaSpecMeter.h b/src/mdaSpecMeter.h new file mode 100644 index 0000000..31573ed --- /dev/null +++ b/src/mdaSpecMeter.h @@ -0,0 +1,75 @@ +//see associated .cpp file for copyright and other info + +#include "audioeffectx.h" + +#include + +#define NPROGS 4 //can hide decay settings in programs! fast...slow...peak hold +#define SILENCE 0.00000001f + + + +enum +{ + _PARAM0, //peak decay + _PARAM1, //RMS speed + _PARAM2, //spectrum speed + _PARAM3, //peak reset? + + NPARAMS +}; + +class mdaSpecMeter; + +class mdaSpecMeterProgram +{ +friend class mdaSpecMeter; +public: + mdaSpecMeterProgram(); + ~mdaSpecMeterProgram() {} + +private: + float param[NPARAMS]; + char name[24]; +}; + + +class mdaSpecMeter : public AudioEffectX +{ +public: + mdaSpecMeter(audioMasterCallback audioMaster); + ~mdaSpecMeter(); + + virtual void process(float **inputs, float **outputs, LvzInt32 sampleFrames); + virtual void processReplacing(float **inputs, float **outputs, LvzInt32 sampleFrames); + virtual void setProgram(LvzInt32 program); + virtual void setProgramName(char *name); + virtual void getProgramName(char *name); + virtual void setParameter(LvzInt32 index, float value); + virtual float getParameter(LvzInt32 index); + virtual void getParameterLabel(LvzInt32 index, char *label); + virtual void getParameterDisplay(LvzInt32 index, char *text); + virtual void getParameterName(LvzInt32 index, char *text); + virtual void setSampleRate(float sampleRate); + virtual void suspend(); + + virtual bool getEffectName(char *name); + virtual bool getVendorString(char *text); + virtual bool getProductString(char *text); + virtual LvzInt32 getVendorVersion() { return 1000; } + + //accessible from editor + long counter; + float Lpeak, Lhold, Lmin, Lrms, Rpeak, Rhold, Rmin, Rrms, Corr; // #11 #12 + float band[2][16]; //8 16 31 64 125 250 500 1k 2k 4k 8k 16k 32k + +private: + mdaSpecMeterProgram *programs; + float param[NPARAMS]; + + float iK, lpeak, lmin, lrms, rpeak, rmin, rrms, corr, den; + float lpp[6][16], rpp[6][16]; + long topband, K, kmax; + + float gain; +}; -- cgit v1.2.1