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

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

(define *generate-actor-vis* #f)
(define *generate-actor-vis-start* #f)
(define *generate-actor-vis-output* #f)

(deftype entity-perm (structure)
  ((user-object object             2 :offset-assert   0)
   (user-uint64 uint64               :offset          0)
   (user-float  float              2 :offset          0)
   (user-int32  int32              2 :offset          0)
   (user-uint32 uint32             2 :offset          0)
   (user-int16  int16              4 :offset          0)
   (user-uint16 uint16             4 :offset          0)
   (user-int8   int8               8 :offset          0)
   (user-uint8  uint8              8 :offset          0)
   (status      entity-perm-status   :offset-assert   8)
   (dummy       uint8              1 :offset-assert  10)
   (task        game-task            :offset-assert  11)
   (aid         actor-id             :offset-assert  12)
   (quad        uint128              :offset          0)
   )
  :pack-me
  :method-count-assert 10
  :size-assert         #x10
  :flag-assert         #xa00000010
  (:methods
    (update-perm! (_type_ symbol entity-perm-status) _type_ 9)
    )
  )

(deftype entity-links (structure)
  ((prev-link entity-links         :offset-assert   0)
   (next-link entity-links         :offset-assert   4)
   (entity    entity               :offset-assert   8)
   (process   process              :offset-assert  12)
   (level     level                :offset-assert  16)
   (vis-id    int32                :offset-assert  20)
   (trans     vector       :inline :offset-assert  32)
   (perm      entity-perm  :inline :offset-assert  48)
   (status    uint16               :offset         56)
   (aid       actor-id             :offset         60)
   (task      game-task            :offset         59)
   )
  :method-count-assert 10
  :size-assert         #x40
  :flag-assert         #xa00000040
  (:methods
    (birth? (_type_ vector) symbol 9)
    )
  )

(deftype entity-perm-array (inline-array-class)
  ((data entity-perm :inline :dynamic :offset-assert  16)
   )
  :method-count-assert 9
  :size-assert         #x10
  :flag-assert         #x900000010
  )
(set! (-> entity-perm-array heap-base) (the-as uint 16))

(deftype entity-links-array (inline-array-class)
  ((data entity-links :inline :dynamic :offset-assert  16)
   )
  :method-count-assert 9
  :size-assert         #x10
  :flag-assert         #x900000010
  )
(set! (-> entity-links-array heap-base) (the-as uint 64))

(deftype entity (res-lump)
  ((trans vector :inline :offset-assert  32)
   (aid   uint32         :offset-assert  48)
   )
  :method-count-assert 27
  :size-assert         #x34
  :flag-assert         #x1b00000034
  (:methods
    (birth! (_type_) _type_ 22)
    (kill! (_type_) _type_ 23)
    (add-to-level! (_type_ level-group level actor-id) none 24)
    (remove-from-level! (_type_ level-group) _type_ 25)
    (get-level (_type_) level 26)
    )
  )

(deftype entity-camera (entity)
  ((connect connectable :inline :offset-assert  64)
   )
  :method-count-assert 27
  :size-assert         #x50
  :flag-assert         #x1b00000050
  )

(deftype entity-ambient-data (structure)
  ((user-object object  3  :offset-assert   0)
   (function    (function drawable-ambient vector none)      :offset-assert  12)
   (quad        uint128    :offset          0)
   (user-uint64 uint64  1  :offset          0)
   (user-float  float   3  :offset          0)
   (user-int32  int32   3  :offset          0)
   (user-uint32 uint32  3  :offset          0)
   (user-int16  int16   6  :offset          0)
   (user-uint16 uint16  6  :offset          0)
   (user-int8   int8    12 :offset          0)
   (user-uint8  uint8   12 :offset          0)
   )
  :method-count-assert 9
  :size-assert         #x10
  :flag-assert         #x900000010
  )

(deftype entity-ambient-data-array (inline-array-class)
  ((data entity-ambient-data :inline :dynamic))
  :method-count-assert 9
  :size-assert         #x10
  :flag-assert         #x900000010
  )
(set! (-> entity-ambient-data-array heap-base) (the-as uint 16))

(deftype entity-ambient (entity)
  ((ambient-data  entity-ambient-data  :score 50 :offset 24) ;; added!
   )
  :method-count-assert 29
  :size-assert         #x34
  :flag-assert         #x1d00000034
  (:methods
    (draw-debug (_type_) none 27)
    (birth-ambient! (_type_) none 28)
    )
  )

(deftype entity-actor (entity)
  ((nav-mesh nav-mesh           :offset-assert  52)
   (etype    type               :offset-assert  56)
   (task     game-task          :offset-assert  60)
   (vis-id   uint16             :offset-assert  62)
   (vis-id-signed int16 :offset 62) ;; added
   (quat     quaternion :inline :offset-assert  64)
   )
  :method-count-assert 31
  :size-assert         #x50
  :flag-assert         #x1f00000050
  (:methods
    (next-actor (_type_) entity-actor 27)
    (prev-actor (_type_) entity-actor 28)
    (debug-print (_type_ symbol type) none 29)
    (dummy-30 (_type_ entity-perm-status symbol) none 30)
    )
  )

(deftype entity-info (basic)
  ((ptype     type   :offset-assert   4)
   (package   basic  :offset-assert   8)
   (art-group pair   :offset-assert  12)
   (pool      basic  :offset-assert  16)
   (heap-size int32  :offset-assert  20)
   )
  :method-count-assert 9
  :size-assert         #x18
  :flag-assert         #x900000018
  )

;; NOTE - this is a strange pattern...this symbol isn't defined until a later file 'navigate'
;; But this seems to be setting the symbol to nothing if it's not found, but of course, our compiler freaks out
(define-extern entity-nav-login (function entity-actor none))
(if (zero? entity-nav-login)
  (set! entity-nav-login (the-as (function entity-actor none) nothing))
  )

(deftype actor-bank (basic)
  ((pause-dist float  :offset-assert   4)
   (birth-dist float  :offset-assert   8)
   (birth-max  int32  :offset-assert  12)
   )
  :method-count-assert 9
  :size-assert         #x10
  :flag-assert         #x900000010
  )

(define *ACTOR-bank*
    (new 'static 'actor-bank
         :pause-dist (meters 50)  ;; actor activity range?
         :birth-dist (meters 220) ;; draw distance or something?
         :birth-max 10  ;; maximum actor births per frame? (it is known they dont all happen at once)
         )
  )

(defun-extern entity-by-name string entity)
(defun-extern entity-by-type type entity-actor)
(defun-extern entity-by-aid uint entity)
(define-extern reset-actors (function symbol none))
(define-extern *spawn-actors* symbol)
;; TODO - for cam-start
(define-extern reset-cameras (function none))
(define-extern process-by-ename (function string process))
(define-extern entity-birth-no-kill (function entity none))