groworld/plant-eyes/scripts/view.ss
2009-09-28 09:57:29 +01:00

1399 lines
50 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
fluxus-016/shapes
"sound.ss"
"message.ss"
"list-utils.ss"
"ornament-views.ss")
(provide (all-defined-out))
; the fluxus code to make things look the way they do
(define debug-messages #f) ; prints out all the messages sent to the renderer
(define (ornament-colour) (vector 0.7 0.7 0.7))
(define (pickup-colour) (vector 1 1 1))
(define (earth-colour) (vector 0.1 0.1 0.1))
(define (dust-colour) (vmul (vector 0.05 0.05 0.05) (* 2 (rndf))))
(define (stones-colour) (vmul (vector 0.5 0.5 0.5) (* (crndf) 0.5)))
(define (alive-colour) (vmul (vector 1 1 1) (+ 0.5 (* (rndf) 0.5))))
(define (worm-colour) (vmul (vector 0.8 0.8 0.8) (+ 0.5 (* (rndf) 0.5))))
(define wire-mode #f)
(define fog-col (earth-colour))
(define fog-strength 0.1)
(define default-grow-speed 0.5)
(define grow-overshoot 10)
(define min-fin-len 3)
(define fin-length-var 4)
(define fin-grow-prob 200)
(define max-fins-per-twig 5)
(define above-fog-col (vector 1 1 1))
(define above-fog-strength 0.01)
(define ground-change-duration 4)
(define (pre-ripple)
(when (not (pdata-exists? "rip-pref"))
(pdata-copy "p" "rip-pref")))
(define (ripple t speed wave-length)
(pdata-map!
(lambda (p pref)
(vadd pref (vmul (srndvec)
(* 0.1 (+ 1 (sin (+ (* t speed) (* wave-length
(vdist (vtransform p
(minverse (get-transform)))
(vector 0 0 0))))))))))
"p" "rip-pref"))
(define (fract n)
(- n (floor n)))
;~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
(define dust%
(class object%
(field
(rate 1)
(above-ground #f)
(next-p 0)
(root (let ((p (with-state
(colour 0)
(hint-depth-sort)
(texture (load-texture "textures/particle.png"))
(build-particles 1000))))
(with-primitive p
(pdata-map!
(lambda (c)
(vector 0 0 0 0.01))
"c")
(pdata-map!
(lambda (p)
(vmul (srndvec) 100))
"p")
(pdata-map!
(lambda (s)
(let ((s (* 4 (rndf))))
(vector s s s)))
"s")) p))
(emitter (with-state (build-locator)))
(pos (with-primitive root (vtransform (vector 0 0 0) (get-global-transform)))))
(define/public (set-above-ground s)
(set! above-ground s)
(with-primitive root
(colour (if s 1 0))
(pdata-map!
(lambda (c)
(if s (vector 1 1 1 0.01) (vector 0 0 0 0.01)))
"c")))
(define/public (update t d)
(let ((emitter-pos (with-primitive emitter
(identity)
(translate (vmul pos -1)) ; makes the particles relative to the centre of the plant
(concat (get-locked-matrix)) ; which makes the depth sorting work better
(translate (vector 0 0 -10))
(vtransform (vector 0 0 0) (get-transform)))))
(with-primitive root
(for ((i (in-range 0 rate)))
(pdata-set! "p" next-p (vadd emitter-pos (vmul (srndvec) 10)))
(pdata-set! "c" next-p (if above-ground (vector 1 1 1 0.01) (vector 0 0 0 0.01)))
(pdata-set! "s" next-p (let ((s (* 4 (rndf)))) (vector s s s)))
(set! next-p (+ next-p 1)))
(pdata-op "*" "c" 1.04)
(pdata-op "*" "s" 0.995))))
(super-new)))
;~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
(define insect-view%
(class object%
(init-field
(id 0)
(from (vector 0 0 0))
(type 'none))
(field
(to (vector 0 0 0))
(from-dir (vector 1 0 0))
(to-dir (vector 1 0 0))
(time 0)
(tick 1))
(define/public (move pos dur)
(set! from to)
(set! from-dir to-dir)
(set! to pos)
(set! to-dir (vnormalise (vsub from to)))
(set! time 0)
(set! tick dur))
(define/public (update t d)
(set! time (+ time d)))
(define/public (do-tx t d)
(let* ((t (min (/ time tick) 1))
(h (hermite-tangent from to (vmul from-dir 2) (vmul to-dir 2) t)))
(translate (car h))
(concat (maim (vector 0 0 1) (vnormalise (cadr h)))))
(set! time (+ time d)))
(super-new)))
;~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
(define (add-blendshape key model)
(let ((b (load-primitive model))
(pname (string-append "p" (number->string key))))
(pdata-add pname "v")
(pdata-index-map!
(lambda (i p)
(with-primitive b (pdata-ref "p" i)))
pname)
(destroy b)))
(define (set-blendshape key)
(pdata-copy (string-append "p" (number->string key)) "p"))
(define spider-insect-view%
(class insect-view%
(inherit-field from to from-dir to-dir time tick)
(inherit do-tx)
(field
(root (let ((p (with-state
(hint-unlit)
(colour (vector 0 0 0))
(load-primitive "meshes/spider-1.obj"))))
(with-primitive p
(pdata-copy "p" "p0")
(add-blendshape 1 "meshes/spider-2.obj")
(add-blendshape 2 "meshes/spider-3.obj") p)))
(anim-t 0)
(anim-d (* 0.2 (rndf)))
(blendshape 0))
(define/override (update t d)
(with-primitive root
(when (> anim-t anim-d)
(set! anim-t 0)
(set! blendshape (modulo (+ blendshape 1) 3))
(set-blendshape blendshape))
(identity)
(do-tx t d)
(scale 1))
(set! anim-t (+ anim-t d)))
(super-new)))
;~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
(define butterfly-insect-view%
(class insect-view%
(inherit-field from to from-dir to-dir time tick)
(inherit do-tx)
(field
(root (let ((p (build-locator)))
(with-state
(colour (rndvec))
(parent p)
(hint-depth-sort)
(hint-unlit)
(backfacecull 0)
(texture (load-texture "textures/butterfly.png"))
(load-primitive "meshes/butterfly.obj")
(translate (vector 0 0.001 0))
(load-primitive "meshes/butterfly.obj")) p)))
(define/override (update t d)
(with-primitive root
(let ((a (* 90 (rndf))))
(with-primitive (car (get-children))
(rotate (vector 0 0 a)))
(with-primitive (cadr (get-children))
(rotate (vector 0 0 (- a)))))
(identity)
(do-tx t d)
(scale 1))
(set! time (+ time d)))
(super-new)))
;~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
(define worm-insect-view%
(class insect-view%
(inherit-field from to from-dir to-dir time tick)
(field
(hidden #t)
(from2 (vector 0 0 0))
(from-dir2 (vector 0 0 0))
(root (let ((p (build-ribbon 20)))
(with-primitive p
(translate (vector 0 0 -0.1))
(hint-depth-sort)
;(hint-unlit)
(colour (worm-colour))
(texture (load-texture "textures/worm.png"))
(let ((width (+ 0.5 (* 0.5 (rndf)))))
(pdata-index-map!
(lambda (i w)
width #;(+ 0.05 (* (abs (sin (* i 0.5))) 0.1)))
"w"))
#;(pdata-map!
(lambda (c)
(vector 1 1 1))
"c"))
p)))
(define/override (move pos dur)
(set! from2 from)
(set! from to)
(set! from-dir2 from-dir)
(set! from-dir to-dir)
(set! to pos)
(set! to-dir (vmul (vsub to from) 5))
(set! time 0)
(set! tick dur))
(define/override (update t d)
(let ((nt (/ time tick))) ; normalise time
(with-primitive root
(pdata-index-map!
(lambda (i p)
(let ((st (- nt (* i 0.05))))
(if (< st 0)
(hermite from2 from (vmul from-dir2 2) (vmul from-dir 2) (+ st 1))
(hermite from to (vmul from-dir 2) (vmul to-dir 2) st))))
"p")))
(set! time (+ time d)))
(super-new)))
;~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
(define (build-squiggle x y)
(let ((p (build-ribbon 30))
(x (/ x 10))
(y (/ y 10)))
(with-primitive p
(pdata-index-map!
(lambda (i p)
(vector (cos (/ i x)) (sin (/ i y)) (/ i (pdata-size))))
"p")
(pdata-index-map!
(lambda (i p)
(* 0.1 (sin (* 3.141 (/ i (pdata-size))))))
"w")
(pdata-map!
(lambda (c)
(vector 1 1 1))
"c")
(recalc-bb))
p))
(define pickup-view%
(class object%
(init-field
(id -1)
(type 'none)
(pos (vector 0 0 0)))
(field
(rot (vmul (rndvec) 360))
(root (with-state
(translate pos)
(rotate rot)
(colour (pickup-colour))
(emissive (pickup-colour))
(hint-frustum-cull)
(cond ; 0127461816
((eq? type 'wiggle) (build-squiggle 4 2))
((eq? type 'leaf) (build-squiggle 2 4))
((eq? type 'curly) (build-squiggle 4 6))
((eq? type 'nutrient) (build-squiggle 2 2))
((eq? type 'horn) (build-squiggle 3 4))
((eq? type 'inflatoe) (build-squiggle 4 5))
((eq? type 'fork) (build-squiggle 5 2))
((eq? type 'flower) (build-squiggle 4 3)))))
(from pos)
(destination (vector 0 0 0))
(speed 0.05)
(t -1))
(define/public (pick-up)
(destroy root))
(define/public (get-root)
root)
(define/public (move-to s)
(set! t 0)
(set! from pos)
(set! destination s))
(define/public (update t d)
(with-primitive root
(rotate (vector (* d 10) 0 0)))
#;(when (and (>= t 0) (< t 1))
(set! pos (vadd pos (vmul (vsub destination from) speed)))
(with-primitive root
(identity)
(translate pos)
(rotate rot))
(set! t (+ t speed))))
(super-new)))
;~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
;~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
(define twig-view%
(class object%
(init-field
(id 0)
(pos (vector 0 0 0))
(type 'none)
(dir (vector 0 1 0))
(radius 1)
(num-points 0))
(field
(index 0)
(parent-twig-id -1)
(child-twig-ids '())
(ornaments '())
(col (vector 1 1 1))
(tex "")
(markers '())
(shrink-t 0)
(grow-t -1)
(marker-destroy-t 0)
(grow-speed default-grow-speed)
(delme #f))
(define/public (get-id) id)
(define/public (delme?) delme)
(define/public (get-dir) dir)
(define/public (set-dir! s) (set! dir s))
(define/public (set-col! s) (set! col s))
(define/public (set-tex! s) (set! tex s))
(define/public (get-pos) pos)
(define/public (build) 0)
(define/public (get-num-points) index)
(define/public (get-grow-t) grow-t)
(define/public (set-pos! s) (set! pos s))
(define/public (get-child-twig-ids) child-twig-ids)
(define/public (get-root) (error "need to overide this"))
(define/public (destroy-twig) (destroy (get-root)))
(define/public (set-parent-twig-id s) (set! parent-twig-id s))
(define/public (get-point point-index) (error "need to overide this"))
(define/public (get-width point-index) (error "need to overide this"))
(define/public (set-grow-speed s) (set! grow-speed s))
(define/public (add-child-twig-id twig-id)
(set! child-twig-ids (cons twig-id child-twig-ids)))
(define/public (growing?)
(< grow-t (+ num-points grow-overshoot)))
(define/public (start-growing)
(set! grow-t 0)
(set! markers (cons (build-locator) markers)))
(define/public (start-shrinking)
(set! shrink-t (if (growing?) grow-t (+ num-points grow-overshoot))))
(define/pubment (add-point point width make-marker)
(play-sound "snd/event01.wav" point (+ 0.1 (rndf)) 0.3)
(when make-marker
(set! markers (append markers (list (with-state
(parent (get-root))
(translate point)
(scale 0.1)
(shader "shaders/toon.vert.glsl" "shaders/toon.frag.glsl")
(colour col)
(build-sphere 8 8))))))
(inner (void) add-point point width make-marker))
(define/public (add-ornament point-index property)
(when (< point-index grow-t)
(play-sound "snd/nix.00203.wav" (get-point point-index) (+ 0.1 (rndf)) 0.3)
(with-state
(parent (get-root))
(let ((ornament (property->ornament property
(get-point point-index)
(get-width point-index)
(vnormalise (vsub (get-point point-index) (get-point (- point-index 1))))
col)))
; check above ground
(let ((pos (with-primitive (get-root) (vtransform (vector 0 0 0) (get-global-transform)))))
(if (not (and (send ornament above-ground-only?)
(< (vy (vadd pos (get-point point-index))) 1)))
; todo - delete existing ornaments here
(set! ornaments (cons (list point-index ornament) ornaments))
(send ornament destroy-ornament)))))))
(define/pubment (set-excitations! a b)
(for-each
(lambda (ornament)
(send (cadr ornament) set-excitations! a b))
ornaments))
(define/pubment (update t d)
(for-each
(lambda (ornament)
(send (cadr ornament) update t d))
ornaments)
(when (> shrink-t 0)
(set! shrink-t (- shrink-t (* d grow-speed))))
(when (< shrink-t 0)
(set! delme #t))
(inner (void) update t d)
(when (and (not (eq? grow-t -1)) (< grow-t (+ num-points grow-overshoot)))
(set! grow-t (+ grow-t (* d grow-speed)))
(when (and (not (null? markers)) (> 0 (- marker-destroy-t grow-t)))
; soundtodo: marker gobble
(set! marker-destroy-t (+ 1 marker-destroy-t))
(destroy (car markers))
(set! markers (cdr markers))))
(when (> grow-t (+ num-points 10))
(set! grow-t 999)))
(super-new)))
;~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
(define ribbon-twig-view%
(class twig-view%
(inherit-field pos radius num-points index col tex grow-t)
(field
(root 0)
(widths '())
(points '())
(global-growth 0)
(global-growth-time 100))
(define/override (build)
(set! root (let ((p (with-state
(translate pos)
(colour (vmul col 0.2))
(hint-unlit)
(texture (load-texture "textures/ribbon-twig.png"))
(build-ribbon num-points))))
(with-primitive p
(pdata-map!
(lambda (w)
0)
"w")
(pdata-set! "w" 0 radius))
p)))
(define/override (get-root)
root)
#;(define/override (get-point point-index)
(with-primitive root
(pdata-ref "p" point-index)))
#;(define/override (get-width point-index)
(with-primitive root
(pdata-ref "w" point-index)))
(define/override (get-point point-index)
(list-ref points point-index))
(define/override (get-width point-index)
(list-ref widths point-index))
(define/augment (add-point point width make-marker)
#;(with-primitive root
(pdata-index-map! ; set all the remaining points to the end
(lambda (i p) ; in order to hide them
(if (< i index)
p
point))
"p"))
(set! widths (append widths (list width)))
(set! points (append points (list point)))
(set! index (+ index 1)))
(define/augment (update t d)
(when (and (> grow-t 0) (< grow-t (+ (length points) 10)))
(with-primitive root
(pdata-index-map!
(lambda (i w)
(* (/ global-growth global-growth-time)
(cond ((< i (- grow-t 1))
(list-ref widths i))
((< i grow-t)
(* (list-ref widths i) (fract grow-t)))
(else
0))))
"w")
(pdata-index-map!
(lambda (i p)
(cond ((< i (- grow-t 1))
(list-ref points i))
((equal? i (inexact->exact (floor (+ grow-t 1))))
(vmix
(list-ref points i)
(list-ref points (- i 1)) (fract grow-t)))
(else
(list-ref points i))))
"p")))
(when (< global-growth global-growth-time)
(set! global-growth (+ global-growth d))))
(super-new)))
;~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
; bunches of ribbon twigs
(define twiglets%
(class object%
(init-field
(par 0))
(field
(twigs '()))
(define/public (build pos dir width length)
(set! twigs (list (build-tree pos dir width length))))
(define (build-tree pos dir width length)
(let ((t (make-object ribbon-twig-view% 0 pos 'ribbon
dir
(* width (+ 0.5 (rndf))) length)))
(send t set-grow-speed 0.1)
(with-state
(parent par)
(send t build))
(let ((m (mrotate (vmul (srndvec) 45)))
(ppos (vector 0 0 0)))
(for ((i (in-range 0 length)))
(let ((dir (vtransform (send t get-dir) m))
(width (if (eq? i (- length 1)) 0 (/ width (+ i 1)))))
(send t set-dir! dir)
(send t add-point ppos width #f)
(set! ppos (vadd ppos (vmul dir (* 5 width)))))))
(send t start-growing)
t))
(define/public (update t d)
(for-each
(lambda (twig)
(send twig update t d)
(when (and
(< (length twigs) 20)
(> (send twig get-num-points) 2)
(zero? (random 400)))
(let ((pi (inexact->exact (floor (send twig get-grow-t)))))
(when (and (> pi 0) (< pi (send twig get-num-points)))
(set! twigs (cons
(build-tree
(vadd (send twig get-pos) (send twig get-point pi))
(send twig get-dir)
(/ (send twig get-width pi) 1.4)
(/ (send twig get-num-points) 2))
twigs))))))
twigs))
(super-new)))
;~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
(define fin%
(class object%
(init-field
(fin-size 1)
(twig-ob #f)
(col (vector 0 0 0))
(path-len 0)
(profile-len 0))
(field
(fin-len (min (- path-len 1) (+ min-fin-len (random fin-length-var))))
(root (build-polygons (* fin-len 2) 'triangle-strip))
(pos (random profile-len))
(start (* (random (- path-len fin-len)) profile-len))
(grow-t 0)
(grow-speed (* (rndf) 0.1)))
(define/public (build)
(with-primitive root
(parent twig-ob)
(texture (load-texture "textures/fin-roots.png"))
(hint-unlit)
(hint-depth-sort)
(colour col)
(backfacecull 0)
(pdata-index-map!
(lambda (i t)
(vector (/ (+ (quotient i 2) 1) (/ (pdata-size) 2)) (if (odd? i) 1 0) 0))
"t")))
(define/public (update t d)
(when (< grow-t 1)
(with-primitive root
(pdata-index-map!
(lambda (i p)
(let* ((ti (+ start pos (* (quotient i 2) profile-len)))
(tp (with-primitive twig-ob (pdata-ref "p" ti)))
(tn (with-primitive twig-ob (pdata-ref "n" ti))))
(if (even? i)
tp
(vadd tp (vmul tn (* grow-t fin-size))))))
"p"))
(set! grow-t (+ grow-t (* d grow-speed)))))
(super-new)))
;~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
(define extruded-twig-view%
(class twig-view%
(inherit growing?)
(inherit-field index radius num-points pos dir col tex grow-t shrink-t)
(field
(profile '())
(path '())
(root 0)
(widths '())
(fins '())
(twiglets '()))
(define/override (build)
(set! profile (build-circle-points 12 1))
(set! path (build-list num-points (lambda (_) (vector 0 0 0))))
(set! widths (build-list num-points (lambda (_) 1)))
(set! root (let ((p (with-state
(backfacecull 0)
(when wire-mode
(hint-none)
(hint-wire))
(shader "shaders/twig.vert.glsl" "shaders/twig.frag.glsl")
;(shader "shaders/toon.vert.glsl" "shaders/toon.frag.glsl")
(texture (load-texture "textures/cells-1.png"))
(multitexture 1 (load-texture "textures/cells-2.png"))
(multitexture 2 (load-texture "textures/cells-3.png"))
(multitexture 3 (load-texture "textures/root-norm.png"))
(opacity 0.6)
(colour col)
#;(colour (vector 1 1 1))
#;(texture (load-texture "textures/root.png"))
(build-partial-extrusion profile path 3))))
(with-primitive p
(shader-set! (list "Maps" (list 0 1 2) "NormalMap" 3)))
p)))
(define/override (get-root)
root)
(define/override (get-point point-index)
(list-ref path point-index))
(define/override (get-width point-index)
(list-ref widths point-index))
(define (list-set l c s)
(cond ((null? l) '())
((zero? c) (cons s (list-set (cdr l) (- c 1) s)))
(else (cons (car l) (list-set (cdr l) (- c 1) s)))))
(define/augment (add-point point width make-marker)
(set! path (list-set path index point))
(set! widths (list-set widths index width))
(set! index (+ index 1)))
(define/augment (update t d)
(with-primitive root
(shader-set! (list "Time" t))
#;(let ((t (inexact->exact (round (fmod (* 5 t) 3)))))
(cond
((eq? t 0) (texture (load-texture "textures/cells-1.png")))
((eq? t 1) (texture (load-texture "textures/cells-2.png")))
((eq? t 2) (texture (load-texture "textures/cells-3.png"))))))
#;(when (and (zero? (random fin-grow-prob))
(< (length fins) max-fins-per-twig)
(not (growing?))
(> (length path) 1))
(let ((new-fin (make-object fin% (+ 0.3 (* radius (rndf))) root
(vmul col (rndf))
(length path) (length profile))))
(send new-fin build)
(set! fins (cons new-fin fins))))
(for-each
(lambda (fin)
(send fin update t d))
fins)
(for-each
(lambda (twiglet)
(send twiglet update t d))
twiglets)
(when (and (not (eq? grow-t -1)) (not (eq? grow-t 999)))
; randomly add twiglets as we are growing
(when (and (zero? (random 100)) (< grow-t num-points))
(let ((t (make-object twiglets% (get-root)))
(pi (inexact->exact (floor grow-t))))
(send t build (get-point pi) dir (/ (get-width pi) 2) 20)
(set! twiglets (cons t twiglets))))
(with-primitive root
(partial-extrude grow-t profile path widths (vector 1 0 0) 0.05)))
(when (> shrink-t 0)
(with-primitive root
(partial-extrude shrink-t profile path widths (vector 1 0 0) 0.05)))
#;(when (not (growing?))
(with-primitive root
(pre-ripple)
(ripple t 1 0.001))))
(define/public (get-end-pos)
(list-ref path (if (zero? index) 0 (- index 1)))
#;(with-primitive root (pdata-ref "p" (- (* index (length profile)) 1))))
(super-new)))
;~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
(define plant-view%
(class object%
(init-field
(id "none")
(pos (vector 0 0 0))
(size 0)
(col (vector 1 1 1))
(tex "")
(is-player #f))
(field
(twigs '()) ; a assoc list map between ids and twigs stored flat here,
; for fast access, but prims heirachically in the scenegraph
(root (with-state
(translate pos)
(build-locator)))
(seed (let ((p (with-state
(parent root)
(shader "shaders/twig.vert.glsl" "shaders/twig.frag.glsl")
;(shader "shaders/toon.vert.glsl" "shaders/toon.frag.glsl")
(texture (load-texture "textures/cells-1.png"))
(multitexture 1 (load-texture "textures/cells-2.png"))
(multitexture 2 (load-texture "textures/cells-3.png"))
(multitexture 3 (load-texture "textures/root-norm.png"))
(backfacecull 0)
(opacity 0.75)
(colour col)
(hint-depth-sort)
(scale (* 0.06 size))
(when wire-mode
(hint-none)
(hint-wire))
;(hint-unlit)
(load-primitive "meshes/seed.obj"))))
(with-primitive p
(shader-set! (list "Maps" (list 0 1 2) "NormalMap" 3)))
p))
(dust (if is-player (with-state
(parent root)
(make-object dust%)) #f))
(nutrients (let ((p (with-state
(hint-depth-sort)
(hint-unlit)
(parent root)
(blend-mode 'src-alpha 'one)
(texture (load-texture "textures/smoke.png"))
(build-particles 100))))
(with-primitive p
(pdata-add "twig" "f")
(pdata-add "point" "f")
(pdata-add "offset" "v")
(pdata-add "speed" "f")
(pdata-map!
(lambda (point)
0)
"point")
(pdata-map!
(lambda (point)
(* 3 (+ 0.1 (rndf))))
"speed")
(pdata-map!
(lambda (offset)
(vector 0 0 0))
"offset")
(pdata-map!
(lambda (c)
(vector 1 1 1))
"c")
(pdata-map!
(lambda (p)
(vmul (vadd (crndvec) (vector 0 -1 0)) 900))
"p")
(pdata-map!
(lambda (s)
(vmul (vector 1 1 1) (+ 0.1 (rndf))))
"s"))
p)))
(define/public (get-id)
id)
(define/public (get-col)
col)
(define/public (get-twig twig-id)
(let ((l (assq twig-id twigs)))
(if l
(cadr (assq twig-id twigs))
#f)))
(define/public (destroy-branch-twig twig-id)
(when (get-twig twig-id) ; might have destroyed itself already
(for-each
(lambda (twig-id)
(destroy-branch-twig twig-id))
(send (get-twig twig-id) get-child-twig-ids))
(send (get-twig twig-id) destroy-twig))
(set! twigs (assoc-remove twig-id twigs)))
(define/public (destroy-plant)
(destroy root)
(for-each
(lambda (twig)
(destroy-branch-twig (car twig)))
twigs))
(define/public (shrink-twig twig-id)
(send (get-twig twig-id) start-shrinking)
(for-each
(lambda (twig-id)
(shrink-twig twig-id))
(send (get-twig twig-id) get-child-twig-ids)))
(define/public (add-twig parent-twig-id point-index twig)
(let ((ptwig (get-twig parent-twig-id)))
(when ptwig
(send twig set-pos! (send ptwig get-point point-index)) ; attach to parent twig
; tell the twigs about this relationship (might turn out to be overkill)
(send ptwig add-child-twig-id (send twig get-id))
(send twig set-parent-twig-id parent-twig-id))
(send twig set-col! col)
(send twig set-tex! tex)
(send twig build)
(with-primitive (send twig get-root)
(parent root))
(set! twigs (cons (list (send twig get-id) twig) twigs))))
(define/public (add-twig-point twig-id point width)
(when (get-twig twig-id)
(send (get-twig twig-id) add-point point width is-player)))
(define/public (start-twig-growing twig-id)
(when (get-twig twig-id)
(send (get-twig twig-id) start-growing)))
(define/public (grow-seed amount)
(with-primitive seed (scale amount)))
(define/public (add-ornament twig-id point-index property)
(when (get-twig twig-id)
(send (get-twig twig-id) add-ornament point-index property)))
(define/public (set-excitations! a b)
(for-each
(lambda (twig)
(send (cadr twig) set-excitations! a b))
twigs))
(define/public (nutrient-absorb twig-id twig-point)
(with-primitive nutrients
(let ((p (random (pdata-size))))
(pdata-set! "twig" p twig-id)
(pdata-set! "point" p twig-point)
(pdata-set! "p" p (send (get-twig twig-id) get-point twig-point))
(pdata-set! "offset" p (vmul (srndvec) (
send (get-twig twig-id) get-width twig-point))))))
(define/public (update-nutrients t d)
(when (not (null? twigs))
(with-primitive nutrients
(pdata-index-map!
(lambda (i p twig-id point offset speed)
(let* ((twig-id (inexact->exact twig-id))
(twig (get-twig twig-id))
(point (inexact->exact point)))
(cond
((or (< point 1) (not twig))
(let* ((new-twig (choose twigs))
(num-points (send (cadr new-twig) get-num-points))
(new-point (if (zero? num-points) 0 (random num-points))))
(pdata-set! "twig" i (car new-twig))
(pdata-set! "point" i new-point)
(pdata-set! "offset" i (vmix offset (vmul (srndvec) (send (cadr new-twig) get-width new-point)) 0.2))
(send (cadr new-twig) get-point new-point)))
((< (vdist (vadd (send twig get-point point) offset) p) 0.1)
(pdata-set! "point" i (- point 1))
(vadd p (vmul (vnormalise (vsub (vadd (send twig get-point (- point 1)) offset) p)) (* speed d))))
(else
(vadd p (vmul (vnormalise (vsub (vadd (send twig get-point point) offset) p)) (* speed d)))))))
"p" "twig" "point" "offset" "speed"))))
(define/public (above-ground)
(when dust (send dust set-above-ground #t)))
(define/public (below-ground)
(when dust (send dust set-above-ground #f)))
(define/public (update t d)
(when dust (send dust update t d))
(with-primitive seed
(shader-set! (list "Time" t))
#;(let ((t (inexact->exact (round (fmod (* 5 t) 3)))))
(cond
((eq? t 0) (texture (load-texture "textures/cells-1.png")))
((eq? t 1) (texture (load-texture "textures/cells-2.png")))
((eq? t 2) (texture (load-texture "textures/cells-3.png"))))))
(update-nutrients t d)
(with-primitive seed
(scale (+ 1 (* 0.001 (sin (* 2 t))))))
(for-each
(lambda (twig)
(when (send (cadr twig) delme?)
(destroy-branch-twig (car twig))))
twigs)
(for-each
(lambda (twig)
(send (cadr twig) update t d))
twigs))
(super-new)))
;~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
(define (build-env-box top bottom left right front back lower)
(let ((p (build-locator)))
(with-state
(parent p)
(hint-unlit)
(list
(let ((t (with-state
(texture (load-texture top))
(translate (vector 0 0.5 0))
(rotate (vector 90 0 0))
(build-plane))))
(when lower (with-primitive t
(pdata-map!
(lambda (t)
(vmul t 10))
"t"))
) t)
(with-state
(texture (load-texture left))
(translate (vector 0 0 -0.5))
(rotate (vector 0 0 0))
(build-plane))
(with-state
(texture (load-texture back))
(translate (vector 0.5 0 0))
(rotate (vector 0 90 0))
(build-plane))
(with-state
(texture (load-texture right))
(translate (vector 0 0 0.5))
(rotate (vector 0 0 0))
(build-plane))
(with-state
(texture (load-texture front))
(translate (vector -0.5 0 0))
(rotate (vector 0 90 0))
(build-plane))
(if lower
(with-state
(texture (load-texture bottom))
(translate (vector 0 -0.5 0))
(rotate (vector 90 0 0))
(build-plane)) 0)))))
;~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
(define game-view%
(class object%
(field
(plants '()) ; map of ids -> plants
(pickups '()) ; map of ids -> pickups
(insects '()) ; map of ids -> insects
(camera-dist 1)
(env-root (with-state (scale 1000) (build-locator)))
(root-camera-t 0)
(num-msgs 0)
(floor (let ((p (with-state
(hint-unlit)
(colour 0.2)
(texture (load-texture "textures/stone.png"))
(translate (vector 0 -0.5 0))
(rotate (vector 90 0 0))
(scale 1000)
(backfacecull 0)
(build-seg-plane 10 10))))
(with-primitive p
(pdata-map!
(lambda (t)
(vmul t 10))
"t")) p))
#;(upper-env (with-state
(parent env-root)
(hint-depth-sort)
(colour 2)
(translate (vector 0 0.28 0))
(build-env-box "textures/top.png" "textures/bottom-trans.png"
"textures/left.png" "textures/right.png"
"textures/front.png" "textures/back.png")))
#;(lower-env (with-state
(parent env-root)
(hint-depth-sort)
(translate (vector 0 -0.22001 0))
(build-env-box "textures/bottom-trans.png" "textures/bottom.png"
"textures/sleft.png" "textures/sright.png"
"textures/sfront.png" "textures/sback.png")))
#;(upper-env (with-state
(parent env-root)
;(hint-depth-sort)
(hint-unlit)
(translate (vector 0 0.28 0))
(build-env-box "textures/sky-top.png" "textures/floor.png"
"textures/sky-side.png" "textures/sky-side.png"
"textures/sky-side.png" "textures/sky-side.png" #f)))
#;(lower-env (with-state
(parent env-root)
;(hint-depth-sort)
(hint-unlit)
(colour (earth-colour))
(translate (vector 0 -0.22001 0))
(build-env-box "textures/floor.png" "textures/earth-bottom.png"
"textures/earth-side.png" "textures/earth-side.png"
"textures/earth-side.png" "textures/earth-side.png" #t)))
(stones '())
(ground-change-t 0)
(going-up #f))
(define/public (setup world-list)
(let ((l (make-light 'point 'free)))
(light-diffuse 0 (vector 0.5 0.5 0.5))
(light-diffuse l (vector 1 1 1))
(light-position l (vector 10 50 -4)))
(below-ground)
(set! stones
(map
(lambda (stone)
(let ((p (with-state
(hint-frustum-cull)
;(shader "shaders/toon.vert.glsl" "shaders/toon.frag.glsl")
(colour (stones-colour))
(translate (list-ref stone 2))
(scale (list-ref stone 3))
(rotate (list-ref stone 4))
(texture (load-texture "textures/stone.png"))
(load-primitive (list-ref stone 1)))))
(with-primitive p (apply-transform) (recalc-bb)) ; apply the transform to speed up the ray tracing, don't have to tranform the ray into object space
p))
(list-ref world-list 2))))
(define/public (above-ground)
(printf "above-ground~n")
(for-each
(lambda (plant)
(send (cadr plant) above-ground))
plants)
(for-each
(lambda (pickup)
(with-primitive (send (cadr pickup) get-root) (hide 1)))
pickups)
(set! going-up #t)
(set! ground-change-t ground-change-duration))
(define/public (below-ground)
(printf "below-ground~n")
(for-each
(lambda (plant)
(send (cadr plant) below-ground))
plants)
(for-each
(lambda (pickup)
(with-primitive (send (cadr pickup) get-root) (hide 0)))
pickups)
(set! going-up #f)
(set! ground-change-t ground-change-duration))
(define/public (update-ground-change t d)
(when (> ground-change-t 0)
(set! ground-change-t (- ground-change-t d))
(let* ((t (/ ground-change-t ground-change-duration))
(anim-t (if going-up t (- 1 t))))
(clip 1 (lerp 100 500 anim-t))
(clear-colour (vmix fog-col above-fog-col anim-t))
(fog (vmix fog-col above-fog-col anim-t) (lerp 0.04 0.01 anim-t) 1 100))))
(define/public (get-stones)
stones)
(define/public (add-plant plant)
;(destroy-plant (send plant get-id)) ; just in case
(set! plants (cons (list (send plant get-id) plant) plants)))
(define/public (get-plant plant-id)
(let ((p (assoc plant-id plants)))
(if (not p) #f (cadr p))))
(define/public (destroy-plant plant-id)
(let ((p (get-plant plant-id)))
(when p (send p destroy-plant)
(set! plants (assoc-remove plant-id plants)))))
(define/public (destroy-branch-twig plant-id twig-id)
(send (get-plant plant-id) destroy-branch-twig twig-id))
(define/public (add-twig plant-id parent-twig-id point-index twig)
(when (get-plant plant-id)
(send (get-plant plant-id) add-twig parent-twig-id point-index twig)))
(define/public (grow-seed plant-id amount)
(when (get-plant plant-id)
(send (get-plant plant-id) grow-seed amount)))
(define/public (get-pickup pickup-id)
(let ((p (assq pickup-id pickups)))
(if p (cadr p) #f)))
(define/public (add-pickup pickup-id type pos)
(set! pickups (cons (list pickup-id (make-object pickup-view% pickup-id type pos)) pickups)))
(define/public (add-insect insect-id pos type)
(cond
((eq? type 'worm)
(set! insects (cons (list insect-id
(make-object worm-insect-view% insect-id pos type)) insects)))
((eq? type 'spider)
(set! insects (cons (list insect-id
(make-object spider-insect-view% insect-id pos type)) insects)))
((eq? type 'butterfly)
(set! insects (cons (list insect-id
(make-object butterfly-insect-view% insect-id pos type)) insects)))))
(define/public (get-insect insect-id)
(cadr (assq insect-id insects)))
(define/public (pick-up-pickup pickup-id)
(let ((pu (get-pickup pickup-id)))
(when pu
(send (get-pickup pickup-id) pick-up)
(set! pickups (assoc-remove pickup-id pickups)))))
(define/public (add-ornament plant-id twig-id point-index property)
(when (get-plant plant-id)
(send (get-plant plant-id) add-ornament twig-id point-index property)))
(define/public (shrink-twig plant-id twig-id)
(when (get-plant plant-id)
(send (get-plant plant-id) shrink-twig twig-id)))
(define/public (set-excitations! a b)
(for-each
(lambda (plant)
(send (cadr plant) set-excitations! a b))
plants))
(define/public (update t d messages)
(update-ground-change t d)
(for-each
(lambda (plant)
(send (cadr plant) update t d))
plants)
(for-each
(lambda (pickup)
(send (cadr pickup) update t d))
pickups)
(for-each
(lambda (insect)
(send (cadr insect) update t d))
insects)
(when debug-messages
(for-each
(lambda (msg)
(send msg print))
messages))
(for-each
(lambda (msg)
(cond
((eq? (send msg get-name) 'player-plant)
(printf "adding player plant to view ~a~n" (send msg get-data 'plant-id))
(add-plant (make-object plant-view%
(send msg get-data 'plant-id)
(send msg get-data 'pos)
(send msg get-data 'size)
(send msg get-data 'col)
(send msg get-data 'tex) #t)))
((eq? (send msg get-name) 'new-plant)
(printf "adding new plant to view ~a~n" (send msg get-data 'plant-id))
(add-plant (make-object plant-view%
(send msg get-data 'plant-id)
(send msg get-data 'pos)
(send msg get-data 'size)
(send msg get-data 'col)
(send msg get-data 'tex))))
((eq? (send msg get-name) 'grow-seed)
(grow-seed (send msg get-data 'plant-id)
(send msg get-data 'amount)))
((eq? (send msg get-name) 'destroy-branch-twig)
(destroy-branch-twig (send msg get-data 'plant-id) (send msg get-data 'twig-id)))
((eq? (send msg get-name) 'new-twig)
(add-twig (send msg get-data 'plant-id)
(send msg get-data 'parent-twig-id)
(send msg get-data 'point-index)
(cond
((eq? (send msg get-data 'render-type) 'ribbon)
(make-object ribbon-twig-view%
(send msg get-data 'twig-id)
(vector 0 0 0) ; will be filled in by add-twig
(send msg get-data 'type)
(send msg get-data 'dir)
(send msg get-data 'width)
(send msg get-data 'num-points)))
((eq? (send msg get-data 'render-type) 'extruded)
(make-object extruded-twig-view%
(send msg get-data 'twig-id)
(vector 0 0 0) ; will be filled in by add-twig
(send msg get-data 'type)
(send msg get-data 'dir)
(send msg get-data 'width)
(send msg get-data 'num-points))))))
((eq? (send msg get-name) 'add-twig-point)
(when (get-plant (send msg get-data 'plant-id))
(send (get-plant (send msg get-data 'plant-id)) add-twig-point
(send msg get-data 'twig-id)
(send msg get-data 'point)
(send msg get-data 'width))))
((eq? (send msg get-name) 'start-growing)
(when (get-plant (send msg get-data 'plant-id))
(send (get-plant (send msg get-data 'plant-id)) start-twig-growing
(send msg get-data 'twig-id))))
((eq? (send msg get-name) 'new-pickup)
(add-pickup
(send msg get-data 'pickup-id)
(send msg get-data 'type)
(send msg get-data 'pos)))
((eq? (send msg get-name) 'pick-up-pickup)
(pick-up-pickup
(send msg get-data 'pickup-id)))
((eq? (send msg get-name) 'shrink-twig)
(shrink-twig
(send msg get-data 'plant-id)
(send msg get-data 'twig-id)))
((eq? (send msg get-name) 'new-ornament)
(add-ornament
(send msg get-data 'plant-id)
(send msg get-data 'twig-id)
(send msg get-data 'point-index)
(send msg get-data 'property)))
((eq? (send msg get-name) 'vrob)
(set! num-msgs (+ num-msgs 1))
(printf "num light-level msgs: ~a~n" num-msgs)
(set-excitations!
(send msg get-data 'light-level)
(send msg get-data 'soil-moisture))
#;(for-each
(lambda (p)
(with-primitive p
(colour (send msg get-data 'amount))))
upper-env))
((eq? (send msg get-name) 'new-insect)
(add-insect
(send msg get-data 'insect-id)
(send msg get-data 'pos)
(send msg get-data 'type)))
((eq? (send msg get-name) 'insect-move)
(send (get-insect (send msg get-data 'insect-id)) move
(send msg get-data 'pos)
(send msg get-data 'duration)))
))
messages))
(super-new)))