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47 lines
1.7 KiB
Common Lisp
47 lines
1.7 KiB
Common Lisp
;;-*-Lisp-*-
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(in-package goal)
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;; name: wind.gc
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;; name in dgo: wind
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;; dgos: GAME
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;; DECOMP BEGINS
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(defun update-wind ((arg0 wind-work) (arg1 (array uint8)))
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"Update the wind force for this frame.
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This value will be used by level-update-wind to update tie/shrub wind values."
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(with-pp
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(let* ((f0-1 (+ (-> arg0 wind-normal w) (rand-vu-float-range -1024.0 1024.0)))
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(f30-1 (- f0-1 (* (the float (the int (/ f0-1 65536.0))) 65536.0)))
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)
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(set! (-> arg0 wind-normal w) f30-1)
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(set! (-> arg0 wind-normal x) (cos f30-1))
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(set! (-> arg0 wind-normal z) (sin f30-1))
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)
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(+! (-> arg0 wind-time) (- (-> pp clock integral-frame-counter) (-> pp clock old-integral-frame-counter)))
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(let* ((s4-0 (logand (-> arg0 wind-time) 63))
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(f0-4 (rand-vu-float-range 0.0 100.0))
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(v1-7 (/ (-> arg0 wind-time) (the-as uint 120)))
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(f1-6 (* 0.008333334 (the float (mod (-> arg0 wind-time) (the-as uint 120)))))
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(f2-4 (* 0.0625 (the float (-> arg1 (mod (the-as int v1-7) (-> arg1 length))))))
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(f0-5
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(* (+ (* (- (* 0.0625 (the float (-> arg1 (mod (the-as int (+ v1-7 1)) (-> arg1 length))))) f2-4) f1-6) f2-4)
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f0-4
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)
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)
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)
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(set! (-> *wind-work* wind-force s4-0) f0-5)
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(vector-float*! (-> *wind-work* wind-array s4-0) (-> arg0 wind-normal) f0-5)
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)
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0
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(none)
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)
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)
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(defun wind-get-hashed-index ((arg0 vector) (arg1 wind-work))
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"Unused function, likely a leftover from Jak 1's different wind system."
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(logand (+ (the int (-> arg0 x)) (the int (-> arg0 z)) (-> *wind-work* wind-time)) 63)
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)
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;; ERROR: function was not converted to expressions. Cannot decompile.
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