diff options
Diffstat (limited to 'input.scm')
| -rw-r--r-- | input.scm | 78 |
1 files changed, 39 insertions, 39 deletions
@@ -1,5 +1,5 @@ (module downstroke-input - * +* (import scheme (chicken base) @@ -8,9 +8,9 @@ (only srfi-13 string-join) (only srfi-197 chain) (prefix sdl2 sdl2:) - simple-logger - downstroke-entity - defstruct) + simple-logger + downstroke-entity + defstruct) ;; Input configuration record (defstruct input-config @@ -25,22 +25,22 @@ ;; Default input configuration (capture current hardcoded values) (define *default-input-config* (make-input-config - actions: '(up down left right a b start select quit) - keyboard-map: '((w . up) (up . up) - (s . down) (down . down) - (a . left) (left . left) - (d . right) (right . right) - (j . a) (z . a) - (k . b) (x . b) - (return . start) - (escape . quit)) - joy-button-map: '((0 . a) (1 . b) (7 . start) (6 . select)) - controller-button-map: '((a . a) (b . b) (start . start) (back . select) - (dpad-up . up) (dpad-down . down) - (dpad-left . left) (dpad-right . right)) - joy-axis-bindings: '((0 right left) (1 down up)) - controller-axis-bindings: '((left-x right left) (left-y down up)) - deadzone: 8000)) + actions: '(up down left right a b start select quit) + keyboard-map: '((w . up) (up . up) + (s . down) (down . down) + (a . left) (left . left) + (d . right) (right . right) + (j . a) (z . a) + (k . b) (x . b) + (return . start) + (escape . quit)) + joy-button-map: '((0 . a) (1 . b) (7 . start) (6 . select)) + controller-button-map: '((a . a) (b . b) (start . start) (back . select) + (dpad-up . up) (dpad-down . down) + (dpad-left . left) (dpad-right . right)) + joy-axis-bindings: '((0 right left) (1 down up)) + controller-axis-bindings: '((left-x right left) (left-y down up)) + deadzone: 8000)) (define-record input-state current ; Alist: (action . bool) @@ -60,10 +60,10 @@ (define (input-state-diff state) "Retrieve the difference between current and previous input state maps" (fold (lambda (item agg) - (unless (eq? (alist-ref item (input-state-previous state)) item) - (cons item agg))) - '() - (input-state-current state))) + (unless (eq? (alist-ref item (input-state-previous state)) item) + (cons item agg))) + '() + (input-state-current state))) (define (handle-noop state event type config) state) @@ -116,25 +116,25 @@ (define (handle-event state event config) (let* ((type (sdl2:event-type event)) - (handler (case type - ((key-down key-up) handle-keyboard) - ((joy-button-down joy-button-up) handle-joy-button) - ((joy-axis-motion) handle-joy-axis) - ((controller-button-down - controller-button-up) handle-controller-button) - ((controller-axis-motion) handle-controller-axis) - ((controller-device-added - controller-device-removed) handle-controller-device) - (else handle-noop)))) + (handler (case type + ((key-down key-up) handle-keyboard) + ((joy-button-down joy-button-up) handle-joy-button) + ((joy-axis-motion) handle-joy-axis) + ((controller-button-down + controller-button-up) handle-controller-button) + ((controller-axis-motion) handle-controller-axis) + ((controller-device-added + controller-device-removed) handle-controller-device) + (else handle-noop)))) (handler state event type config))) (define (input-state-update state events config) (let ((rolled (make-input-state (input-state-current state) (input-state-current state)))) (let* ((new-state (fold (lambda (ev st) (handle-event st ev config)) rolled events)) - (state-diff (input-state-diff new-state))) + (state-diff (input-state-diff new-state))) (unless (eq? state-diff '()) - (log-debug "input-state change: ~a" state-diff)) + (log-debug "input-state change: ~a" state-diff)) new-state))) ;; 5. Simple Getters @@ -158,9 +158,9 @@ (define (set-facing-from-vx entity vx) (cond - ((> vx 0) (entity-set entity #:facing 1)) - ((< vx 0) (entity-set entity #:facing -1)) - (else entity))) + ((> vx 0) (entity-set entity #:facing 1)) + ((< vx 0) (entity-set entity #:facing -1)) + (else entity))) (define (compute-input-delta input-map held?) (fold (lambda (entry acc) |