+++ /dev/null
-! Copyright (C) 2010 Erik Charlebois, William Schlieper.
-! See https://factorcode.org/license.txt for BSD license.
-USING: accessors alien.c-types alien.data alien.syntax arrays
-assocs bit-arrays destructors game.input gdk.ffi
-io.encodings.binary io.files kernel linux.input-events
-linux.input-events.ffi math namespaces sequences
-system unix.ffi x11.xlib ;
-IN: game.input.gtk
-
-SINGLETON: gtk-game-input-backend
-
-gtk-game-input-backend game-input-backend set-global
-
-LIBRARY: gdk
-FUNCTION: Display* gdk_x11_display_get_xdisplay ( GdkDisplay* display )
-
-TUPLE: linux-controller < controller path meta state thread fd buttons quit? ;
-: <linux-controller> ( path -- controller )
- linux-controller new
- swap >>path
- dup path>> get-event-device-info >>meta
- dup meta>> "path" of binary <file-reader> handle>> fd>> >>fd
- H{ } clone >>state
- dup meta>> "capabilities" of EV_KEY of keys seq>explode-positions >>buttons ; inline
- ! tuck state>> '[ _ _ read-events ] in-thread ;
-
-M: linux-controller dispose* fd>> close drop ;
-
-TUPLE: linux-controller-state < controller-state abs ;
-
-: get-dpy ( -- dpy )
- gdk_display_get_default [ gdk_x11_display_get_xdisplay ] [
- "No default display." throw
- ] if* ;
-
-M: gtk-game-input-backend (open-game-input)
- reset-mouse ;
-
-M: gtk-game-input-backend (close-game-input)
- ;
-
-M: gtk-game-input-backend (reset-game-input)
- ;
-
-M: gtk-game-input-backend get-controllers
- get-input-events-joysticks values [ <linux-controller> ] map ;
-
-M: gtk-game-input-backend product-string
- meta>> "name" of ;
-
-M: gtk-game-input-backend product-id
- meta>> "id" of ;
-
-M: gtk-game-input-backend instance-id
- drop f ;
-
-M: gtk-game-input-backend read-controller
- [ linux-controller-state new ] dip
- [ fd>> ] [ meta>> ] bi
- [ drop evdev-get-key seq>explode-positions [ <INPUT_KEY> ] zip-with >>buttons ]
- [ "capabilities" of EV_ABS of [ [ first first evdev-get-abs ] [ first ] bi swap 2array ] with map >>abs ] 2bi ;
-
-M: gtk-game-input-backend calibrate-controller
- drop ;
-
-M: gtk-game-input-backend vibrate-controller
- 3drop ;
-
-HOOK: x>hid-bit-order os ( -- x )
-
-M: linux x>hid-bit-order
- {
- 0 0 0 0 0 0 0 0
- 0 41 30 31 32 33 34 35
- 36 37 38 39 45 46 42 43
- 20 26 8 21 23 28 24 12
- 18 19 47 48 40 224 4 22
- 7 9 10 11 13 14 15 51
- 52 53 225 49 29 27 6 25
- 5 17 16 54 55 56 229 85
- 226 44 57 58 59 60 61 62
- 63 64 65 66 67 83 71 95
- 96 97 86 92 93 94 87 91
- 90 89 98 99 0 0 0 68
- 69 0 0 0 0 0 0 0
- 88 228 84 70 0 0 74 82
- 75 80 79 77 81 78 73 76
- 127 129 128 102 103 0 72 0
- 0 0 0 227 231 0 0 0
- 0 0 0 0 0 0 0 0
- 0 0 0 0 0 0 0 0
- 0 0 0 0 0 0 0 0
- 0 0 0 0 0 0 0 0
- 0 0 0 0 0 0 0 0
- 0 0 0 0 0 0 0 0
- 0 0 0 0 0 0 0 0
- 0 0 0 0 0 0 0 0
- 0 0 0 0 0 0 0 0
- 0 0 0 0 0 0 0 0
- 0 0 0 0 0 0 0 0
- 0 0 0 0 0 0 0 0
- 0 0 0 0 0 0 0 0
- 0 0 0 0 0 0 0 0
- 0 0 0 0 0 0 0 0
- } ; inline
-
-: x-bits>hid-bits ( bit-array -- bit-array )
- 256 <iota> zip [ first ] filter values
- x>hid-bit-order [ nth ] curry map
- 256 <bit-array> swap [ t swap pick set-nth ] each ;
-
-M: gtk-game-input-backend read-keyboard
- get-dpy 256 <bit-array> [ XQueryKeymap drop ] keep
- x-bits>hid-bits keyboard-state boa ;
-
-: query-pointer ( -- x y buttons )
- get-dpy dup XDefaultRootWindow
- { int int int int int int int }
- [ XQueryPointer drop ] with-out-parameters
- [ 4drop ] 3dip ;
-
-M: gtk-game-input-backend read-mouse
- query-pointer
- mouse-state new
- swap 256 /i >>buttons
- swap 400 - >>dy
- swap 400 - >>dx
- 0 >>scroll-dy 0 >>scroll-dx ;
-
-M: gtk-game-input-backend reset-mouse
- get-dpy dup XDefaultRootWindow dup
- 0 0 0 0 400 400 XWarpPointer drop ;