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

;; name: transformq-h.gc
;; name in dgo: transformq-h
;; dgos: GAME, ENGINE

;; transforms, but using quaternions to represent rotations.

(deftype transformq (transform)
  ;; this overlays the rot field of transform.
  ((quat  quaternion :inline :offset 16)
   )
  :method-count-assert 9
  :size-assert         #x30
  :flag-assert         #x900000030
  )

(deftype trsq (trs)
  ;; this overlays the rot field of trs.
  ((quat  quaternion :inline :offset 32)
   )
  :method-count-assert 9
  :size-assert         #x40
  :flag-assert         #x900000040
  )

;; Representing a translate/rotate/scale with a quaternion and a velocity.
(deftype trsqv (trsq)
  ((pause-adjust-distance float              :offset 4) ;; todo meters
   (nav-radius            float              :offset 8) ;; todo meters
   (transv                vector     :inline :offset-assert 64)
   (rotv                  vector     :inline :offset-assert 80)
   (scalev                vector     :inline :offset-assert 96)
   (dir-targ              quaternion :inline :offset-assert 112)
   (angle-change-time     uint64             :offset-assert 128)
   (old-y-angle-diff      float              :offset-assert 136)
   )
  :method-count-assert 28
  :size-assert         #x8c
  :flag-assert         #x1c0000008c
  (:methods
    (dummy-9 () none 9)
    (dummy-10 () none 10)
    (dummy-11 () none 11)
    (dummy-12 () none 12)
    (dummy-13 () none 13)
    (dummy-14 () none 14)
    (dummy-15 () none 15)
    (dummy-16 () none 16)
    (dummy-17 () none 17)
    (dummy-18 () none 18)
    (dummy-19 () none 19)
    (dummy-20 () none 20)
    (dummy-21 () none 21)
    (dummy-22 () none 22)
    (dummy-23 () none 23)
    (dummy-24 () none 24)
    (dummy-25 () none 25)
    (dummy-26 () none 26)
    (dummy-27 () none 27)
    )
  )

;; todo trsqv methods 23 and 24