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Add particle effects for pickups, e-switches, and warps.

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David Thompson 2024-05-26 20:40:42 -04:00
parent 4d507e472f
commit 76fdb7c6f6
4 changed files with 70 additions and 19 deletions
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assets/images/cirkoban-onesheet.png
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assets/images/cirkoban.ase
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85
game.scm
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@ -275,6 +275,67 @@
(show-effect! (make-fade-out+in-effect 2.0 k)))) (show-effect! (make-fade-out+in-effect 2.0 k))))
(load-level! 0)))) (load-level! 0))))
(define (emit-pickup-particles x y)
(run-script
(lambda ()
(do ((i 0 (1+ i)))
((= i 24))
(let ((angle (* (random) 2.0 pi))
(r (/ tile-width 2.0)))
(particle-pool-add! particles 140 2
(+ (* x tile-width)
(/ tile-width 2.0)
(* (cos angle) r))
(+ (* y tile-height)
(/ tile-height 2.0)
(* (sin angle) r))
0.0 0.0))
(wait 1)))))
(define (emit-electric-switch-particles x y)
(run-script
(lambda ()
(do ((i 0 (1+ i)))
((= i 4))
(let ((angle (+ (* (random) pi) pi))
(speed (+ (random) 3.0)))
(particle-pool-add! particles 141 6
(+ (* x tile-width)
(/ tile-width 2.0))
(+ (* y tile-height) 3.0)
(* (cos angle) speed)
(* (sin angle) speed)))
(wait 1)))))
(define (emit-warp-particles x y)
(run-script
(lambda ()
(do ((i 0 (1+ i)))
((= i 4))
(particle-pool-add! particles 142 6
(+ (* x tile-width)
(/ tile-width 2.0)
(- (* (random) 6.0) 3.0))
(+ (* y tile-height) tile-height)
0.0
(- (* (random) -2.0) 3.0))
(wait 2)))))
(define (emit-explosion-particles x y)
(run-script
(lambda ()
(do ((i 0 (1+ i)))
((= i 16))
(do ((j 0 (1+ j)))
((= j 2))
(let ((dx (- (* (random) tile-width 3.0) tile-width))
(dy (- (* (random) tile-height 3.0) tile-height)))
(particle-pool-add! particles 51 8
(+ (* x tile-width) dx)
(+ (* y tile-height) dy)
0.0 0.0)))
(wait 1)))))
;; Update loop ;; Update loop
(define (move-player dir) (define (move-player dir)
(define level-complete? #f) (define level-complete? #f)
@ -301,7 +362,8 @@
(('player-death x y) (('player-death x y)
(play-sound-effect audio:die)) (play-sound-effect audio:die))
(('pickup x y) (('pickup x y)
(play-sound-effect audio:pickup)) (play-sound-effect audio:pickup)
(emit-pickup-particles x y))
(('emit x y) (('emit x y)
(play-sound-effect audio:emit)) (play-sound-effect audio:emit))
(('emitter-on x y) (('emitter-on x y)
@ -316,28 +378,17 @@
((or ('floor-switch-on x y) ('floor-switch-off x y)) ((or ('floor-switch-on x y) ('floor-switch-off x y))
(play-sound-effect audio:floor-switch)) (play-sound-effect audio:floor-switch))
(('electric-switch-on x y) (('electric-switch-on x y)
(play-sound-effect audio:electric-switch-on)) (play-sound-effect audio:electric-switch-on)
(emit-electric-switch-particles x y))
(('electric-switch-off x y) (('electric-switch-off x y)
(play-sound-effect audio:electric-switch-off)) (play-sound-effect audio:electric-switch-off))
(('receive-electron x y) (('receive-electron x y)
(play-sound-effect audio:warp 0.25)) (play-sound-effect audio:warp 0.25)
(emit-warp-particles x y))
(('explosion x y) (('explosion x y)
(play-sound-effect audio:explosion) (play-sound-effect audio:explosion)
(show-effect! (make-screen-shake-effect 0.2)) (show-effect! (make-screen-shake-effect 0.2))
(run-script (emit-explosion-particles x y))
(lambda ()
(do ((i 0 (1+ i)))
((= i 16))
(do ((j 0 (1+ j)))
((= j 2))
(let ((angle (* (random) 2.0 pi))
(dx (- (* (random) tile-width 3.0) tile-width))
(dy (- (* (random) tile-height 3.0) tile-height)))
(particle-pool-add! particles 51 8
(+ (* x tile-width) dx)
(+ (* y tile-height) dy)
0.0 0.0)))
(wait 1)))))
(_ (values))) (_ (values)))
(lp rest)))) (lp rest))))
(update-objects!) (update-objects!)

4
modules/game/actors.scm
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@ -300,15 +300,15 @@
($ timer t) ($ timer t)
(when (= t 0) (when (= t 0)
($ on? #f) ($ on? #f)
($ grid-info 'append-event `(electric-switch-off ,x ,y))
(for-each (lambda (obj) (for-each (lambda (obj)
($ grid-info 'append-event `(electic-switch-off ,x ,y))
($ obj 'deactivate grid-info)) ($ obj 'deactivate grid-info))
(non-player-occupants grid-info target-x target-y)))) (non-player-occupants grid-info target-x target-y))))
(when (>= (electron-head-count neighbor-grid) 1) (when (>= (electron-head-count neighbor-grid) 1)
($ on? #t) ($ on? #t)
($ timer 2) ($ timer 2)
($ grid-info 'append-event `(electric-switch-on ,x ,y))
(for-each (lambda (obj) (for-each (lambda (obj)
($ grid-info 'append-event `(electic-switch-on ,x ,y))
($ obj 'activate grid-info)) ($ obj 'activate grid-info))
(non-player-occupants grid-info target-x target-y))))) (non-player-occupants grid-info target-x target-y)))))
(('alive?) #t) (('alive?) #t)