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+60
-60
@@ -1,60 +1,60 @@
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(define-module math
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:imports ("oo.slime")
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:exports (pi abs sqrt make-vector3)
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(define pi
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:doc "Tha famous circle constant."
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3.14159265)
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(define (abs x)
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:doc "Accepts one argument and returns the absoulte value of it"
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(if (> x 0) x (- x)))
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(define (sqrt x)
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:doc "Accepts one argument and returns the square root of it"
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(** x 0.5))
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(define-class (vector3 x y z)
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(define (set-x new-x) (mutate x new-x))
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(define (set-y new-y) (mutate y new-y))
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(define (set-z new-z) (mutate z new-z))
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(define (length)
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(** (+ (* x x) (* y y) (* z z)) 0.5))
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(define (scale fac)
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(mutate x (* fac x))
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(mutate y (* fac y))
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(mutate z (* fac z))
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fac)
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(define (add other)
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(make-vector3
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(+ (-> other x) x)
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(+ (-> other y) y)
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(+ (-> other z) z)))
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(define (subtract other)
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(make-vector3
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(- (-> other x) x)
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(- (-> other y) y)
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(- (-> other z) z)))
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(define (equal? other)
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(and (= (-> other x) x)
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(= (-> other y) y)
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(= (-> other z) z)))
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(define (scalar-product other)
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(+ (* (-> other x) x)
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(* (-> other y) y)
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(* (-> other z) z)))
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(define (cross-product other)
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(make-vector3
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(- (* (-> other z) y) (* (-> other y) z))
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(- (* (-> other x) z) (* (-> other z) x))
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(- (* (-> other y) x) (* (-> other x) y))))
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(define (print)
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(print :sep "" "[vector3] (" x " " y " " z ")"))))
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(define-module math
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:imports ("oo.slime")
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:exports (pi abs sqrt make-vector3)
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(define pi
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:doc "Tha famous circle constant."
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3.14159265)
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(define (abs x)
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:doc "Accepts one argument and returns the absoulte value of it"
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(if (> x 0) x (- x)))
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(define (sqrt x)
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:doc "Accepts one argument and returns the square root of it"
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(** x 0.5))
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(define-class (vector3 x y z)
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(define (set-x new-x) (mutate x new-x))
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(define (set-y new-y) (mutate y new-y))
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(define (set-z new-z) (mutate z new-z))
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(define (length)
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(** (+ (* x x) (* y y) (* z z)) 0.5))
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(define (scale fac)
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(mutate x (* fac x))
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(mutate y (* fac y))
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(mutate z (* fac z))
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fac)
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(define (add other)
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(make-vector3
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(+ (-> other x) x)
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(+ (-> other y) y)
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(+ (-> other z) z)))
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(define (subtract other)
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(make-vector3
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(- (-> other x) x)
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(- (-> other y) y)
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(- (-> other z) z)))
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(define (equal? other)
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(and (= (-> other x) x)
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(= (-> other y) y)
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(= (-> other z) z)))
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(define (scalar-product other)
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(+ (* (-> other x) x)
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(* (-> other y) y)
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(* (-> other z) z)))
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(define (cross-product other)
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(make-vector3
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(- (* (-> other z) y) (* (-> other y) z))
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(- (* (-> other x) z) (* (-> other z) x))
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(- (* (-> other y) x) (* (-> other x) y))))
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(define (print)
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(print :sep "" "[vector3] (" x " " y " " z ")"))))
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