groworld/plant-eyes/scripts/controller.ss
2009-10-28 08:23:14 +00:00

271 lines
9.4 KiB
Scheme

;; p l a n t e y e s [ copyright (c) 2009 foam vzw : gpl v3 ]
#lang scheme/base
(require scheme/class
fluxus-016/fluxus
"logic.ss"
"view.ss"
"sound.ss")
(require fluxus-016/joylisten)
(provide (all-defined-out))
; mapping for saitek p2600 joypad
(define joymap-a 0)
(define joymap-b 1)
(define joymap-c 2)
(define joymap-d 3)
(define joymap-e 8)
(define joymap-f 9)
(define joymap-l1 4)
(define joymap-l2 6)
(define joymap-r1 5)
(define joymap-r2 7)
(define joymap-select 11)
(define joymap-dpad 2)
(define joymap-lstick 0)
(define joymap-rstick 1)
(osc-source "4444")
; reads input events and tells the logic side what to do
(define controller%
(class object%
(init-field
(game-view #f)
(game-logic #f))
(field
(fwd (vector 0 0 1))
(up (vector 0 1 0))
(pos (vector 0 0 0))
(mtx (mident))
(cam (build-locator))
(current-twig #f)
(current-twig-growing #f)
(current-point 0)
(tilt 0)
(yaw 0)
(player-plant #f)
(player-pos (vector 0 0 0))
(last-pos (vector 0 0 0))
(debounce-space #t)
(seed-return #f)
(seed-return-timer 0)
(seed-return-secs-per-point 3)
(twig-stack '())
(above-ground #f)
(cam-pos (vector 0 0 0))
(sent-welcome-text #f)
(sent-return-text #f)
(sent-growing-text #f)
(iso-view #f)
(debounce-i #t)
(joylisten (make-object joylisten%)))
(define/public (set-player-plant s)
(set! pos (send s get-pos))
(set! player-pos (send s get-pos))
(set! player-plant s))
(define/public (get-cam-obj)
cam)
(define/public (set-pos s)
(set! pos s))
(define/public (set-fwd s)
(set! fwd s))
(define/public (get-fwd)
fwd)
(define/public (setup)
(send game-logic set-stones (send game-view get-stones))
(lock-camera cam)
(camera-lag 0)
(send game-view set-cam cam)
(set-camera-transform (mtranslate (vector 0 0 -4))))
(define (any-joybutton)
(or (> (send joylisten get-button joymap-a) 0)
(> (send joylisten get-button joymap-b) 0)
(> (send joylisten get-button joymap-c) 0)
(> (send joylisten get-button joymap-d) 0)))
(define/public (update t d)
(send joylisten update)
(when (not sent-welcome-text)
(send game-view display "going to your seed" 4)
(send game-view display "you are now inside your seed" 4)
(send game-view display "look around with the left stick" 4)
(send game-view display "press button 1 to grow" 4)
(set! sent-welcome-text #t))
(if (or (key-pressed "i") (key-pressed "I"))
(when debounce-i
(set! debounce-i #f)
(cond
((not iso-view)
(set! iso-view #t)
(ortho)
(set-ortho-zoom -500)
(set-camera-transform (mtranslate (vector 0 0 -40))))
(else
(set! iso-view #f)
(persp)
(set-camera-transform (mtranslate (vector 0 0 -4))))))
(set! debounce-i #t))
(when (key-pressed "c")
(send game-logic clear))
(when (and (or (key-pressed " ") (any-joybutton)) debounce-space (not current-twig-growing)
; don't want the branch to be too small
(if current-twig (> (send current-twig get-width-at-point current-point) 1) #t))
(set! seed-return #f)
(set! debounce-space #f)
(set! last-pos pos)
(send (send game-view get-plant (send player-plant get-id)) hide-twigs 0)
(cond (current-twig
(set! pos (vadd player-pos (send current-twig get-point current-point)))
(let ((new-twig (send player-plant add-sub-twig current-twig current-point
(vector 0 1 0) #;(vsub (send current-twig get-point current-point)
(send current-twig get-point (- current-point 1))))))
(set! current-twig-growing #t)
(set! twig-stack (cons (list current-point current-twig) twig-stack))
(set! current-twig new-twig)))
(else
(set! current-twig (make-object twig-logic% (vector 0 0 0) 0 player-plant 'root
(vmul fwd -1)
start-twig-width (send player-plant get-twig-size) 'extruded))
(send player-plant add-twig current-twig)
(set! current-twig-growing #t)))
(send game-view set-grow-mode-on (send current-twig get-num-points))
(when (not sent-growing-text)
(send game-view display "growing..." 4)
(send game-view display "keep holding button 1 to go forward" 4)
(send game-view display "use the left stick to steer" 4)
(send game-view display "look for nutrients in the soil" 4)
(send game-view display "nutrients allow you to grow further" 4)
(set! sent-growing-text #t)))
(when (and (or (key-pressed " ") (any-joybutton)) current-twig-growing)
(let ((vel (vmul fwd (* d -3))))
(cond ((not (collide? (list pos (vadd pos vel)) (send game-view get-stones)))
(set! pos (vadd pos vel))
(when (> (vdist last-pos pos) (send current-twig get-dist))
(set! last-pos pos)
(send game-view scrub-marker)
(send player-plant grow (vsub pos player-pos))))
(else
(play-sound 'growth-collide-with-stone pos)))))
(when (and (not current-twig-growing) (not (or (key-pressed " ") (any-joybutton))))
(set! debounce-space #t))
(when (or (key-pressed "a") (key-pressed "A") (key-special-pressed 100)) (set! yaw (+ yaw 2)))
(when (or (key-pressed "d") (key-pressed "D") (key-special-pressed 102)) (set! yaw (- yaw 2)))
(when (or (key-pressed "w") (key-pressed "W") (key-special-pressed 101)) (set! tilt (- tilt 2)))
(when (or (key-pressed "s") (key-pressed "S") (key-special-pressed 103)) (set! tilt (+ tilt 2)))
(let ((x (vector-ref (send joylisten get-axis joymap-lstick) 1))
(y (vector-ref (send joylisten get-axis joymap-lstick) 0)))
(when (or (< x -0.1) (> x 0.1))
(set! yaw (- yaw x)))
(when (or (< y -0.1) (> y 0.1))
(set! tilt (+ tilt y))))
(let ((x (vector-ref (send joylisten get-axis joymap-rstick) 0))
(y (vector-ref (send joylisten get-axis joymap-rstick) 1)))
(when (or (< x -0.1) (> x 0.1))
(set! yaw (- yaw x)))
(when (or (< y -0.1) (> y 0.1))
(set! tilt (+ tilt y))))
; clamp tilt to prevent gimbal lock
(when (> tilt 88) (set! tilt 88))
(when (< tilt -88) (set! tilt -88))
(when seed-return
(when (not sent-return-text)
(send game-view display "returning to your seed..." 4)
(send game-view display "look around with the left stick" 4)
(send game-view display "press button 1 to grow a new branch" 4)
(set! sent-return-text #t))
(cond ((< current-point 2)
(cond ((null? twig-stack)
(play-sound 'back-in-seed pos)
(set! current-twig #f)
(set! pos player-pos)
(send (send game-view get-plant (send player-plant get-id)) hide-twigs 1)
(set! seed-return #f))
(else
(set! current-point (car (car twig-stack)))
(set! current-twig (cadr (car twig-stack)))
(set! twig-stack (cdr twig-stack)))))
(else
(set! seed-return-timer (- seed-return-timer d))
(let* ((p (vadd player-pos (vmix (send current-twig get-point current-point)
(send current-twig get-point (- current-point 1))
(/ seed-return-timer seed-return-secs-per-point))))
(d (vnormalise (vsub (send current-twig get-point (- current-point 1))
(send current-twig get-point current-point))))
(dd (vnormalise (vcross d (vector 0 1 0))))
(r (vmul (vnormalise (vcross dd d)) (* 2
(lerp (send current-twig get-width-at-point current-point)
(send current-twig get-width-at-point (- current-point 1))
(/ seed-return-timer seed-return-secs-per-point)
)))))
(set! pos (vadd p r)))
(when (< seed-return-timer 0)
(set! seed-return-timer seed-return-secs-per-point)
(set! current-point (- current-point 1))))))
; get camera fwd vector from key-presses
(set! fwd (vtransform (vector 0 0 1)
(mmul
(mrotate (vector 0 yaw 0))
(mrotate (vector tilt 0 0)))))
; if we are on a twig not growing
(when (and current-twig-growing (not (send current-twig growing?)))
(play-sound 'finished-growing-twig pos)
(send game-view set-grow-mode-off)
(set! current-twig-growing #f)
(set! seed-return #t)
(set! current-point (- (send current-twig get-num-points) 1)))
(cond
((and (not above-ground) (> (vy (vadd player-pos pos)) 0))
(set! above-ground #t)
(send game-view above-ground))
((and above-ground (< (vy (vadd player-pos pos)) 0))
(set! above-ground #f)
(send game-view below-ground)))
(let* ((side (vnormalise (vcross up fwd)))
(up (vnormalise (vcross fwd side))))
(set! cam-pos (vlerp cam-pos pos 0.9))
(oa-set-head-pos cam-pos fwd)
(with-primitive cam
(identity)
(concat (vector (vx side) (vy side) (vz side) 0
(vx up) (vy up) (vz up) 0
(vx fwd) (vy fwd) (vz fwd) 0
(vx cam-pos) (vy cam-pos) (vz cam-pos) 1)))))
(super-new)))