Package eu.bandm.music.applications.harm

Class Ff

java.lang.Object
eu.bandm.music.applications.harm.Ff
class Ff extends Object

  • Field Details

    • s

      final Map<Integer,String> s

    • RAT_1200

      public static final Rational RAT_1200

    • POSTCOMMA

      protected int POSTCOMMA
      configuration by subclassing parameter

    • map

      protected final SortedMap<Integer,Rational> map

    • doubleValue

      public final double doubleValue

    • ln

      public final double ln
      The factor as natural logarithm.

    • ld

      public final double ld
      The factor as logarithm base 2.

    • hasExactCents

      public final boolean hasExactCents

    • cents

      public final double cents

    • rationalValue

      public final @Opt Rational rationalValue

    • LN_2

      public static final double LN_2

    • LN_HALF_OCT

      public static final double LN_HALF_OCT

    • isM

      public final boolean isM

    • isU

      public final boolean isU

    • goesDown

      public final boolean goesDown

    • octaves

      public final int octaves

    • ONE

      public static final Ff ONE

  • Method Details

    • toShortString

      public static String toShortString(double v, int precision)

    • u

      public Ff u()

    • m

      public Ff m()

    • of

      public static Ff of(Rational rat)

    • bases

      public SortedSet<Integer> bases()

    • getMap

      public SortedMap<Integer,Rational> getMap()

    • getExponent

      public Rational getExponent(int base)

    • with

      public Ff with(int base, int exp)

    • with

      public Ff with(int base, double exp)

    • with

      public Ff with(int base, Rational exp)

    • without

      public Ff without(int base)

    • componentString

      protected String componentString(boolean decimal, String separator, @Opt String replaceNull, boolean suppress2)
      Parameters:
      decimal - whether to show decimal fractions, not "a/b" notation.
      separator - to be used between components
      replaceNull - text to use instead of "0" for an exponent of 2
      suppress2 - wether the exponent of two is treated as being zero

    • power

      int power(int base, int exp)

    • semiSep

      String semiSep(int signum)

    • semiSeparate

      public String semiSeparate()

    • toString

      public String toString()
      Overrides:
      toString in class Object

    • getDoubleValue

      public double getDoubleValue()

    • getRationalValue

      public @Opt Rational getRationalValue()

    • getExactCents

      public @Opt Rational getExactCents()
      Exact cents are only given when no other base than "2" is present.

    • fString

      public String fString(boolean decimal, boolean longFormat)

    • uString

      public @Opt String uString(boolean decimal, boolean longFormat)
      The string ONLY if it is a u-form.

    • cString

      public @Opt String cString(boolean decimal, boolean longFormat)
      The string with suppressed 2-component.

    • fractString

      public String fractString()

    • decString

      public String decString(Function<String,String> wrapRepetition)

    • decString

      public String decString(int precision, Function<String,String> wrapRepetition)

    • centsString

      public String centsString()

    • criticalDiff

      public double criticalDiff()
      The ld difference to the next octave, as used for filtering. 
                   ^        
             |    
             |  ----\    positive diff 
 octaves     +       >  
             | -----/    negative diff
             |
 octaves     +
             |
             |
          =======
             |
             | -----\    positive diff
             +       >  
             | -----/    negative diff
             |
             +
             |
             |
             v

    • absCriticalDiff

      public double absCriticalDiff()

    • criticalCentsString

      public String criticalCentsString()

    • parseConstructorAndExponents

      public static @Opt Ff parseConstructorAndExponents(String s)
      Must have the form "(u|m|)F(n|) <rat>+".