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megra-deepcopy.lisp
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megra-deepcopy.lisp
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(in-package :megra)
;; dummy
(defun add-imprecision (orig
imprecision
&key
object-name
(min SB-EXT:DOUBLE-FLOAT-NEGATIVE-INFINITY)
(max SB-EXT:DOUBLE-FLOAT-POSITIVE-INFINITY))
(let* ((newval (+ orig (* (* (- 20000 (random 40000)) imprecision)
(/ orig 20000))))
(limits (gethash object-name *parameter-limits*))
(min-res (if (and limits (car limits))
(car limits)
min))
(max-res (if (and limits (cadr limits))
(cadr limits)
max)))
(cond ((< newval min-res) min-res)
((> newval max-res) max-res)
(t newval))))
(defun add-pitch-imprecision (pitch imprecision)
(cm::note (add-imprecision (cm::hertz pitch) imprecision) :hz))
(defun is-note-name (symbol)
(when (typep symbol 'symbol)
(handler-case
(cm::hertz symbol)
(simple-error (e) nil))))
(defun deepcopy-list (list &key
(imprecision 0.0)
exclude-keywords
precise-keywords
functors)
(if (not (listp (cdr list))) ;; special dotted pair case
(cons (deepcopy (car list)) (deepcopy (cdr list)))
(remove nil ;; in case an element wasn't copied ...
(mapcar #'(lambda (thing)
(deepcopy thing
:imprecision imprecision
:exclude-keywords exclude-keywords
:precise-keywords precise-keywords
:functors functors))
list))))
(defun deepcopy-hash-table (orig &key (imprecision 0.0)
exclude-keywords
precise-keywords
functors)
(let ((new-table (make-hash-table :test (hash-table-test orig))))
(loop for key being the hash-keys of orig
do (setf (gethash key new-table)
(deepcopy (gethash key orig)
:imprecision imprecision
:exclude-keywords exclude-keywords
:precise-keywords precise-keywords
:functors functors)))
new-table))
(defmethod deepcopy-object ((o standard-object)
&key (imprecision 0.0)
exclude-keywords
precise-keywords
functors)
(deepcopy-generic-object o
:imprecision imprecision
:exclude-keywords exclude-keywords
:precise-keywords precise-keywords
:functors functors))
(defmethod deepcopy-object ((g generator)
&key (imprecision 0.0)
exclude-keywords
precise-keywords
functors)
(deepcopy-generic-object g
:imprecision imprecision
:exclude-keywords exclude-keywords
:precise-keywords precise-keywords
:functors functors))
(defmethod deepcopy-query-result ((q vom::query-result) &key (imprecision 0.0)
exclude-keywords
precise-keywords
functors)
(vom::make-query-result :last-state (vom::query-result-last-state q)
:current-state (vom::query-result-current-state q)
:symbol (vom::query-result-symbol q)))
(defmethod deepcopy-generic-object (object
&key (imprecision 0.0)
exclude-keywords
precise-keywords
functors)
(let ((copy (allocate-instance (class-of object))))
(loop for slot in (class-slots (class-of object))
do (when (slot-boundp-using-class (class-of object) object slot)
(setf (slot-value copy (slot-definition-name slot))
(cond
((member (slot-definition-name slot) exclude-keywords)
(slot-value object (slot-definition-name slot)))
((member (slot-definition-name slot) precise-keywords)
(deepcopy
(slot-value object (slot-definition-name slot))
:imprecision 0.0
:exclude-keywords exclude-keywords
:precise-keywords precise-keywords
:object-name (slot-definition-name slot)
:functors functors))
;; this is pretty rough and i want something better, but that way we can make sure the
;; right thing is sent out
;; this is kind dirty because the deepcopy operation modifies the copied object's state.
;; on the other hand, that's exactly what we need here
((typep (slot-value object (slot-definition-name slot)) 'param-mod-object)
(eval-slot-value (slot-value object (slot-definition-name slot))))
(t (deepcopy
(slot-value object (slot-definition-name slot))
:imprecision imprecision
:exclude-keywords exclude-keywords
:precise-keywords precise-keywords
:object-name (slot-definition-name slot)
:functors functors))))))
copy))
(defmethod deepcopy-object ((o standard-object)
&key (imprecision 0.0)
exclude-keywords
precise-keywords
functors)
(deepcopy-generic-object o
:imprecision imprecision
:exclude-keywords exclude-keywords
:precise-keywords precise-keywords
:functors functors))
(defmethod deepcopy-object ((tr transition-event)
&key (imprecision 0.0)
exclude-keywords
precise-keywords
functors)
(deepcopy-generic-object tr
:imprecision imprecision
:exclude-keywords exclude-keywords
:precise-keywords (append precise-keywords
'(dur))
:functors functors))
(defmethod deepcopy-object ((g vom::adj-list-pfa)
&key (imprecision 0.0)
exclude-keywords
precise-keywords
functors)
(let ((gc (deepcopy-generic-object g
:imprecision imprecision
:exclude-keywords exclude-keywords
:precise-keywords (append precise-keywords
'(dur))
:functors functors)))
(setf (vom::pst-root gc) (vom::make-pst-node :label nil :children (make-hash-table :test 'equal) :child-prob (make-hash-table :test 'equal)))
(mapc #'(lambda (k) (vom::add-node (vom::pst-root gc) k)) (alexandria::hash-table-keys (vom::children gc)))
gc))
(defmethod deepcopy-object ((e event-processor) &key (imprecision 0.0)
exclude-keywords
precise-keywords
functors)
(deepcopy-generic-object e
:imprecision imprecision
:exclude-keywords exclude-keywords
:precise-keywords precise-keywords
:functors functors))
(defmethod deepcopy-object ((e event) &key (imprecision 0.0)
exclude-keywords
precise-keywords
functors)
(deepcopy-generic-object e
:imprecision imprecision
:exclude-keywords (append
exclude-keywords
'(source))
:precise-keywords precise-keywords
:functors functors))
(defmethod deepcopy-object ((e pitch-event) &key (imprecision 0.0)
exclude-keywords
precise-keywords
functors)
(let ((ne (deepcopy-generic-object e
:imprecision imprecision
:exclude-keywords (append
exclude-keywords
'(source))
:precise-keywords precise-keywords
:functors functors)))
(if (and (> imprecision 0.0) (symbolp (event-pitch e)))
(setf (event-pitch ne) (add-pitch-imprecision (event-pitch e) imprecision)))
ne))
(defmethod deepcopy-object ((e shrink-event) &key (imprecision 0.0)
exclude-keywords
precise-keywords
functors)
(deepcopy-generic-object e
:imprecision imprecision
:exclude-keywords exclude-keywords
:precise-keywords (append precise-keywords
'(exclude durs))
:functors functors))
(defmethod deepcopy-object ((e growth-event) &key (imprecision 0.0)
exclude-keywords
precise-keywords
functors)
(let ((chance (random 100)))
(when (< chance (event-growth-replicate e))
(deepcopy-generic-object e
:imprecision imprecision
:exclude-keywords exclude-keywords
:precise-keywords (append precise-keywords
'(replicate
durs
variance))
:functors functors))))
(defmethod deepcopy-object ((e population-control-event) &key (imprecision 0.0)
exclude-keywords
precise-keywords
functors)
(deepcopy-generic-object e
:imprecision imprecision
:exclude-keywords exclude-keywords
:precise-keywords (append precise-keywords
'(pgrow
pprune
exclude
durs
variance
phoedge
hoedge-max))
:functors functors))
(defmethod deepcopy (object &key (imprecision 0.0)
exclude-keywords
precise-keywords
object-name
functors)
(cond
((typep object 'number)
(let ((temp (if (> imprecision 0.0)
(add-imprecision object imprecision :object-name object-name)
object)))
(if functors
(loop for functor in functors
do (when (member object-name (car functor))
(setf temp
(funcall (caadr functor) temp (cadadr functor))))))
temp))
((typep object 'function) object)
((typep object 'symbol) object)
((typep object 'list)
(deepcopy-list object
:imprecision imprecision
:exclude-keywords exclude-keywords
:precise-keywords precise-keywords
:functors functors))
((typep object 'hash-table)
(deepcopy-hash-table object
:imprecision imprecision
:exclude-keywords exclude-keywords
:precise-keywords precise-keywords
:functors functors))
((typep object 'string)
(copy-seq object))
((typep object 'vom::query-result)
(deepcopy-query-result object
:imprecision imprecision
:exclude-keywords exclude-keywords
:precise-keywords precise-keywords
:functors functors))
((typep object 'standard-object)
(deepcopy-object object
:imprecision imprecision
:exclude-keywords exclude-keywords
:precise-keywords precise-keywords
:functors functors))))