common.h

Go to the documentation of this file.

#pragma once
 
#include "JuceHeader.h"
 
// Debugging assertions.
// For debug builds, VITAL_ASSERT(x) behaves like assert(x), otherwise it's a no-op.
#if DEBUG
#include <cassert>
#define VITAL_ASSERT(x) assert(x)
#else
#define VITAL_ASSERT(x) ((void)0)
#endif // DEBUG
 
// Marks a variable or parameter as unused to avoid compiler warnings.
#define UNUSED(x) ((void)x)
 
// Force inline macros for compilers.
#if !defined(force_inline)
#if defined (_MSC_VER)
#define force_inline __forceinline
  #define vector_call __vectorcall
#else
#define force_inline inline __attribute__((always_inline))
#define vector_call
#endif
#endif
 
#include "poly_values.h"
 
namespace vital {
 
    // The base floating-point type for monophonic calculations.
    typedef float mono_float;
 
    // Mathematical and audio-related constants used throughout the synthesis framework.
    constexpr mono_float kPi = 3.1415926535897932384626433832795f;       
    constexpr mono_float kSqrt2 = 1.414213562373095048801688724209698f; 
    constexpr mono_float kEpsilon = 1e-16f;                             
    constexpr int kMaxBufferSize = 128;                                 
    constexpr int kMaxOversample = 8;                                   
    constexpr int kDefaultSampleRate = 44100;                           
    constexpr mono_float kMinNyquistMult = 0.45351473923f;              
    constexpr int kMaxSampleRate = 192000;                              
    constexpr int kMidiSize = 128;                                      
    constexpr int kMidiTrackCenter = 60;                                
 
    constexpr mono_float kMidi0Frequency = 8.1757989156f;               
    constexpr mono_float kDbfsIncrease = 6.0f;                          
    constexpr int kDegreesPerCycle = 360;                               
    constexpr int kMsPerSec = 1000;                                     
    constexpr int kNotesPerOctave = 12;                                 
    constexpr int kCentsPerNote = 100;                                  
    constexpr int kCentsPerOctave = kNotesPerOctave * kCentsPerNote;    
 
    constexpr int kPpq = 960;                                           
    constexpr mono_float kVoiceKillTime = 0.05f;                        
    constexpr int kNumMidiChannels = 16;                                
    constexpr int kFirstMidiChannel = 0;                                
    constexpr int kLastMidiChannel = kNumMidiChannels - 1;              
 
    enum VoiceEvent {
        kInvalid,
        kVoiceIdle,
        kVoiceOn,
        kVoiceHold,
        kVoiceDecay,
        kVoiceOff,
        kVoiceKill,
        kNumVoiceEvents
    };
} // namespace vital