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moschatels (ints)

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This commit is contained in:
nik gaffney 2024-01-02 20:15:04 +01:00
parent 5c7ed79a7f
commit f647738ccc
Signed by: nik
GPG key ID: 989F5E6EDB478160
2 changed files with 24 additions and 17 deletions
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33
osc-tests.lisp
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@ -48,11 +48,18 @@
(is (equalp
(osc::encode-int32 16843009) #(1 1 1 1)))
(is (equalp
(osc::decode-int32 #(1 1 11 111)) 16845679))
(osc::decode-int32 #(127 255 255 255))
(osc::decode-uint32 #(127 255 255 255))))
(is (equalp
(osc::encode-int32 -16843010) #(254 254 254 254)))
(is (equalp
(osc::decode-int32 #(255 255 255 255)) -1)))
(osc::decode-int32 #(127 255 255 255)) #x7FFFFFFF))
(is (equalp
(osc::encode-int32 #xFFFFFFFF) #(255 255 255 255)))
(is (equalp
(osc::decode-int32 #(255 255 255 255)) -1))
(is (equalp
(osc::decode-uint32 #(255 255 255 255)) #xFFFFFFFF)))
(test osc-string
"OSC string encoding tests."
@ -113,9 +120,9 @@
(is (equalp
(osc::decode-float64 #(64 55 25 153 153 153 153 154)) 23.1d0))
(is (equalp
(osc::decode-float64 #(1 1 1 1 1 1 1 1)) 7.748604185489348d-304))
(osc::decode-float64 #(1 1 1 1 1 1 1 1)) 7.748604185489348d-304))
(is (equalp
(osc::decode-float64 #(128 0 0 0 0 0 0 0)) -0.0d0))
(osc::decode-float64 #(128 0 0 0 0 0 0 0)) -0.0d0))
(is (equalp
(osc::decode-float64 #(255 240 0 0 0 0 0 0))
:NEGATIVE-INFINITY))
@ -327,15 +334,15 @@
(test v1.1-required-data-types
"OSC data encoding test. All required types for v1.1"
(is (equalp
#(44 105 104 115 102 100 98 0)
(osc::encode-typetags '(3
4294967297
"test"
2.1e2
2.1d23
#(1 2 3 4)
;; (osc::encode-timetag :now)
)))))
#(44 105 104 115 102 100 98 0)
(osc::encode-typetags '(3
4294967297
"test"
2.1e2
2.1d23
#(1 2 3 4)
;; (osc::encode-timetag :now)
)))))
(test v1.1-keyword-typetags
"OSC typetag encoding test."

8
osc.lisp
View file

@ -325,15 +325,15 @@
(defun decode-int32 (s)
"4 byte -> 32 bit int -> two's complement (in network byte order)"
(let ((i (decode-uint32 s)))
(if (>= i #.(1- (expt 2 31)))
(- (- #.(expt 2 32) i))
(if (>= i (expt 2 31))
(- (- (expt 2 32) i))
i)))
(defun decode-int64 (s)
"8 byte -> 64 bit int -> two's complement (in network byte order)"
(let ((i (decode-uint64 s)))
(if (>= i #.(1- (expt 2 63)))
(- (- #.(expt 2 64) i))
(if (>= i (expt 2 63))
(- (- (expt 2 64) i))
i)))
;; floats are encoded using ieee-floats library for brevity and compatibility