annotate constructors.lisp @ 18:70e76c1c87b7

Bug fixes and exports in package.lisp

darcs-hash:20061213114049-f76cc-4c4175a1ad8b24e1c5df82c9fb67445ac32977d9.gz

(cl:in-package #:amuse)

;; Time classes

(defun make-moment (time)
  (make-instance 'moment :time time))

;; N.B. period should never be constructed directly - it's either
;; floating or anchored or some other subclass.

(defun make-floating-period (interval)
  (make-instance 'floating-period :interval interval))

(defun make-anchored-period (onset interval)
  (make-instance 'anchored-period
		 :time onset
		 :interval interval))

;; Pitch classes (no, not that sort of pitch class)

(defun make-chromatic-pitch (pitch-number)
  (make-instance 'chromatic-pitch :number pitch-number))

(defun make-diatonic-pitch (name accidental octave)
  (make-instance 'diatonic-pitch
		 :name name
		 :accidental accidental
		 :octave octave))

(defun make-pitch-interval (span)
  (make-instance 'pitch-interval :span span))

;; Events

(defun make-midi-pitched-event (pitch-number onset duration)
  (make-instance 'midi-pitched-event
		 :number pitch-number
		 :time onset
		 :interval duration))