jak-project/goal_src/jak1/levels/beach/twister.gc

;;-*-Lisp-*-
(in-package goal)

;; name: twister.gc
;; name in dgo: twister
;; dgos: BEA, L1

;; DECOMP BEGINS

(deftype twist-joint (structure)
  ((ry      float  :offset-assert   0)
   (max-dry float  :offset-assert   4)
   )
  :allow-misaligned
  :method-count-assert 9
  :size-assert         #x8
  :flag-assert         #x900000008
  )


(deftype twister (basic)
  ((num-joints   int32                        :offset-assert   4)
   (first-joint  int32                        :offset-assert   8)
   (last-joint   int32                        :offset-assert  12)
   (something    uint16                       :offset         12)
   (max-speed    float                        :offset-assert  16)
   (smoothing    float                        :offset-assert  20)
   (min-dist     float                        :offset-assert  24)
   (target       float                        :offset-assert  28)
   (ry           float                        :offset-assert  32)
   (max-speed-ry float                        :offset-assert  36)
   (data         twist-joint :inline :dynamic :offset-assert  40)
   )
  :method-count-assert 13
  :size-assert         #x28
  :flag-assert         #xd00000028
  (:methods
    (new (symbol type int int float float float float) _type_ 0)
    (twister-method-9 (_type_ int int float) none 9)
    (set-target! (_type_ float) none 10)
    (twister-method-11 (_type_) none 11)
    (twister-method-12 (_type_ process-drawable) none 12)
    )
  )


(defmethod new twister ((allocation symbol)
                      (type-to-make type)
                      (arg0 int)
                      (arg1 int)
                      (arg2 float)
                      (arg3 float)
                      (arg4 float)
                      (arg5 float)
                      )
  (let* ((gp-0 (+ (- 1 arg0) arg1))
         (v0-0 (object-new allocation type-to-make (the-as int (+ (-> type-to-make size) (* gp-0 16)))))
         )
    (set! (-> v0-0 first-joint) arg0)
    (set! (-> v0-0 last-joint) arg1)
    (set! (-> v0-0 num-joints) gp-0)
    (set! (-> v0-0 max-speed) arg2)
    (set! (-> v0-0 smoothing) arg4)
    (set! (-> v0-0 min-dist) arg5)
    (set! (-> v0-0 target) 0.0)
    (set! (-> v0-0 ry) 0.0)
    (set! (-> v0-0 max-speed-ry) arg3)
    (dotimes (v1-4 gp-0)
      (set! (-> v0-0 data v1-4 ry) 0.0)
      (set! (-> v0-0 data v1-4 max-dry) 0.0)
      )
    v0-0
    )
  )

(defmethod asize-of twister ((obj twister))
  (+ (* (-> obj num-joints) 16) 40)
  )

(defmethod twister-method-9 twister ((obj twister) (arg0 int) (arg1 int) (arg2 float))
  (let ((v1-1 (- arg0 (-> obj first-joint)))
        (a1-2 (- arg1 (-> obj first-joint)))
        )
    (while (>= a1-2 v1-1)
      (set! (-> obj data v1-1 max-dry) arg2)
      (+! v1-1 1)
      )
    )
  0
  (none)
  )

(defmethod set-target! twister ((obj twister) (arg0 float))
  (set! (-> obj target) arg0)
  0
  (none)
  )

(defmethod twister-method-11 twister ((obj twister))
  (let* ((s5-0 (+ (-> obj num-joints) -1))
         (s4-0 (-> obj data s5-0))
         )
    (let ((f0-2 (deg-diff (-> s4-0 ry) (-> obj target))))
      (+! (-> s4-0 ry) (seek-with-smooth 0.0 f0-2 (-> obj max-speed) (-> obj smoothing) (-> obj min-dist)))
      )
    (let ((f30-1 (-> s4-0 ry)))
      (while (> s5-0 0)
        (+! s5-0 -1)
        (let ((s4-1 (-> obj data s5-0)))
          (let ((f0-9 (deg-diff f30-1 (-> s4-1 ry))))
            (cond
              ((= (-> s4-1 max-dry) 0.0)
               (set! f0-9 0.0)
               )
              ((< (fabs f0-9) (-> s4-1 max-dry))
               )
              ((< f0-9 0.0)
               (set! f0-9
                     (seek-with-smooth f0-9 (- (-> s4-1 max-dry)) (-> obj max-speed) (-> obj smoothing) (-> obj min-dist))
                     )
               )
              (else
                (set! f0-9 (seek-with-smooth f0-9 (-> s4-1 max-dry) (-> obj max-speed) (-> obj smoothing) (-> obj min-dist)))
                )
              )
            (+! f30-1 f0-9)
            )
          (set! (-> s4-1 ry) f30-1)
          )
        )
      )
    )
  0
  (none)
  )

(defmethod twister-method-12 twister ((obj twister) (arg0 process-drawable))
  (let ((s4-0 (new 'stack-no-clear 'matrix)))
    (dotimes (s3-0 (-> obj num-joints))
      (let ((s2-0 (-> arg0 node-list data (+ (-> obj first-joint) s3-0) bone transform)))
        (matrix-rotate-y! s4-0 (-> obj data s3-0 ry))
        (vector-! (-> s2-0 vector 3) (-> s2-0 vector 3) (-> arg0 root trans))
        (matrix*! s2-0 s2-0 s4-0)
        (vector+! (-> s2-0 vector 3) (-> s2-0 vector 3) (-> arg0 root trans))
        )
      )
    )
  0
  (none)
  )