uxn/projects/examples/devices/mouse.tal

( Mouse:
	Paint with 3 colors with each mouse button. )

|00 @System &vector $2 &wst $1 &rst $1 &pad $4 &r $2 &g $2 &b $2 &debug $1 &halt $1
|20 @Screen &vector $2 &width $2 &height $2 &auto $1 &pad $1 &x $2 &y $2 &addr $2 &pixel $1 &sprite $1
|90 @Mouse &vector $2 &x $2 &y $2 &state $1 &pad $3 &modx $2 &mody $2

|0000

	@line &x2 $2 &y2 $2
	@length $2
	@frame $2
	@pen &x $2 &y $2 &x2 $2 &y2 $2
	@pointer &x $2 &y $2 &lastx $2 &lasty $2 &state $1

|0100 ( -> )

	( theme )
	#4cfd .System/r DEO2
	#4cf3 .System/g DEO2
	#dcf2 .System/b DEO2

	( vectors )
	;on-mouse .Mouse/vector DEO2
	;on-frame .Screen/vector DEO2

	draw-mouse

BRK

(
@|vectors )

@on-frame ( -> )

	.Mouse/state DEI ?&skip
		;run DUP2 JSR2 JSR2
		&skip

BRK

@on-mouse ( -> )

	( clear last cursor )
	.pointer/x LDZ2 .Screen/x DEO2
	.pointer/y LDZ2 .Screen/y DEO2
	[ LIT2 40 -Screen/sprite ] DEO
	draw-mouse
	( draw new cursor )
	;pointer-icn .Screen/addr DEO2
	#00 .Screen/auto DEO
	.Mouse/x DEI2 DUP2 .pointer/x STZ2 .Screen/x DEO2
	.Mouse/y DEI2 DUP2 .pointer/y STZ2 .Screen/y DEO2
	#45 .Mouse/state DEI #00 NEQ #05 MUL ADD .Screen/sprite DEO
	( on down )
	.Mouse/state DEI #00 NEQ .pointer/state LDZ #00 EQU AND ?on-mouse-down
	( on drag )
	.Mouse/state DEI ?on-mouse-drag
	.Mouse/state DEI .pointer/state STZ

BRK

@on-mouse-down ( -> )

	#0000 DUP2 .length STZ2 .frame STZ2
	clear-screen
	( record start position )
	.Mouse/x DEI2 DUP2 .pointer/x STZ2 .pointer/lastx STZ2
	.Mouse/y DEI2 DUP2 .pointer/y STZ2 .pointer/lasty STZ2
	.Mouse/state DEI .pointer/state STZ

BRK

@on-mouse-drag ( -> )

	( record )
	;stroke .length LDZ2 #20 SFT2 ADD2 STH2
		.pointer/x LDZ2 .pointer/lastx LDZ2 SUB2 STH2kr STA2
		.pointer/y LDZ2 .pointer/lasty LDZ2 SUB2 STH2r INC2 INC2 STA2
	( move ptr )
	.length LDZ2 INC2 .length STZ2
	( draw line )
	.pointer/lastx LDZ2
	.pointer/lasty LDZ2
	.pointer/x LDZ2
	.pointer/y LDZ2
		#01 draw-line
	( record last position )
	.Mouse/x DEI2
		DUP2 .pointer/lastx STZ2
		DUP2 .pen/x STZ2
		.pen/x2 STZ2
	.Mouse/y DEI2
		DUP2 .pointer/lasty STZ2
		DUP2 .pen/y STZ2
		.pen/y2 STZ2
	.Mouse/state DEI
		DUP #01 NEQ INC ;run/color STA
		.pointer/state STZ

BRK

(
@|main )

@run ( -- )

	( read )
	;stroke .frame LDZ2 #20 SFT2 ADD2 STH2
		.pen/x LDZ2 STH2kr LDA2 ADD2 .pen/x STZ2
		.pen/y LDZ2 STH2r INC2 INC2 LDA2 ADD2 .pen/y STZ2
	( line )
	.pen/x LDZ2 .pen/y LDZ2
	.pen/x2 LDZ2 .pen/y2 LDZ2
		.frame LDZ2 #01 SFT2 NIP #01 AND [ LIT &color $1 ] ADD INC draw-line
	( history )
	.pen/x LDZ2 .pen/x2 STZ2
	.pen/y LDZ2 .pen/y2 STZ2
	( incr frame )
	.frame LDZ2 INC2 .length LDZ2 INC2 ( mod2 ) DIV2k MUL2 SUB2 .frame STZ2

JMP2r

@draw-mouse ( -- )

	( clear )
	#0010
		DUP2 .Screen/x DEO2
		.Screen/y DEO2
	#16 .Screen/auto DEO
	#40 .Screen/sprite DEOk DEO
	( buttons )
	#0300
	&l
		#01 OVR #40 SFT SFT .Mouse/state DEI AND #00 EQU ?&no-draw
			#0010 .Screen/y DEO2
			#00 OVR #40 SFT2 ;button-icn ADD2 .Screen/addr DEO2
			#45 .Screen/sprite DEO
			&no-draw
		INC GTHk ?&l
	POP2
	( outline )
	#0010 .Screen/y DEO2
	;mouse-icn .Screen/addr DEO2
	#16 .Screen/auto DEO
	#4a .Screen/sprite DEOk DEO

JMP2r

@draw-line ( x1* y1* x2* y2* color -- )

	( load )
	,&color STR
	,&y STR2
	,&x STR2
	.line/y2 STZ2
	.line/x2 STZ2

	,&x LDR2 .line/x2 LDZ2 SUB2 abs2 ,&dx STR2
	#0000 ,&y LDR2 .line/y2 LDZ2 SUB2 abs2 SUB2 ,&dy STR2

	#ffff #00 .line/x2 LDZ2 ,&x LDR2 lts2 DUP2 ADD2 ADD2 ,&sx STR2
	#ffff #00 .line/y2 LDZ2 ,&y LDR2 lts2 DUP2 ADD2 ADD2 ,&sy STR2

	[ LIT2 &dx $2 ] [ LIT2 &dy $2 ] ADD2 ,&e1 STR2

	&loop
		.line/x2 LDZ2 DUP2 .Screen/x DEO2 [ LIT2 &x $2 ] EQU2
		.line/y2 LDZ2 DUP2 .Screen/y DEO2 [ LIT2 &y $2 ] EQU2
			[ LIT2 &color $1 -Screen/pixel ] DEO
			AND ?&end
		[ LIT2 &e1 $2 ] DUP2 ADD2 DUP2
		,&dy LDR2 lts2 ?&skipy
			,&e1 LDR2 ,&dy LDR2 ADD2 ,&e1 STR2
			.line/x2 LDZ2 [ LIT2 &sx $2 ] ADD2 .line/x2 STZ2
		&skipy
		,&dx LDR2 gts2 ?&skipx
			,&e1 LDR2 ,&dx LDR2 ADD2 ,&e1 STR2
			.line/y2 LDZ2 [ LIT2 &sy $2 ] ADD2 .line/y2 STZ2
		&skipx
		!&loop
	&end

JMP2r

@abs2 DUP2 #0f SFT2 EQU #05 JCN #0000 SWP2 SUB2 JMP2r
@lts2 #8000 STH2k ADD2 SWP2 STH2r ADD2 GTH2 JMP2r
@gts2 #8000 STH2k ADD2 SWP2 STH2r ADD2 LTH2 JMP2r

@clear-screen ( -- )

	#00 .Screen/auto DEO

	.Screen/height DEI2 #03 SFT2 NIP #00
	&y
		#00 OVR #30 SFT2 .Screen/y DEO2
		.Screen/width DEI2 #03 SFT2 NIP #00
		&x
			#00 OVR #30 SFT2 .Screen/x DEO2
			[ LIT2 00 -Screen/sprite ] DEO
			INC GTHk ?&x
		POP2
		INC GTHk ?&y
	POP2

JMP2r

@pointer-icn [
	80c0 e0f0 f8e0 1000 ]
@mouse-icn [
	000d 1212 1212 121d
	00b0 4848 4848 48b8
	1010 1010 1008 0700
	0808 0808 0810 e000 ]
@button-icn [
	000c 1e1e 1e1e 1e0c
	0000 0000 0000 0000
	0001 0303 0303 0301
	0080 c0c0 c0c0 c080
	0000 0000 0000 0000
	0030 7878 7878 7830 ]

(
@|memory )

@stroke
(examples/devices) Revamped a lot of the device examples 2022-03-27 14:53:24 -04:00			`( Mouse:`
			`Paint with 3 colors with each mouse button. )`
Ported mouse example 2021-04-21 12:48:04 -04:00
(mouse.tal) Optimized 2022-03-27 12:43:24 -04:00			`\|00 @System &vector $2 &wst $1 &rst $1 &pad $4 &r $2 &g $2 &b $2 &debug $1 &halt $1`
			`\|20 @Screen &vector $2 &width $2 &height $2 &auto $1 &pad $1 &x $2 &y $2 &addr $2 &pixel $1 &sprite $1`
			`\|90 @Mouse &vector $2 &x $2 &y $2 &state $1 &pad $3 &modx $2 &mody $2`
Ported mouse example 2021-04-21 12:48:04 -04:00
			`\|0000`

(mouse.tal) Drawing button states 2023-04-04 00:15:52 -04:00			`@line &x2 $2 &y2 $2`
			`@length $2`
			`@frame $2`
			`@pen &x $2 &y $2 &x2 $2 &y2 $2`
			`@pointer &x $2 &y $2 &lastx $2 &lasty $2 &state $1`
Ported mouse example 2021-04-21 12:48:04 -04:00
			`\|0100 ( -> )`

(mouse.tal) Optimized 2022-03-27 12:43:24 -04:00			`( theme )`
(mouse.tal) Something fun! 2022-07-16 14:54:16 -04:00			`#4cfd .System/r DEO2`
			`#4cf3 .System/g DEO2`
			`#dcf2 .System/b DEO2`
Cleaned a few examples 2021-04-29 00:00:39 -04:00
(mouse.tal) Optimized 2022-03-27 12:43:24 -04:00			`( vectors )`
Afterall, I decided to not use the fancy new macros, I think pek/pok is more readable than glyphs in the end 2021-04-22 23:44:38 -04:00			`;on-mouse .Mouse/vector DEO2`
(mouse.tal) Something fun! 2022-07-16 14:54:16 -04:00			`;on-frame .Screen/vector DEO2`

(mouse.tal) Drawing button states 2023-04-04 00:15:52 -04:00			`draw-mouse`

(mouse.tal) Something fun! 2022-07-16 14:54:16 -04:00			`BRK`

(mouse.tal) Drawing button states 2023-04-04 00:15:52 -04:00			`(`
			`@\|vectors )`

(mouse.tal) Something fun! 2022-07-16 14:54:16 -04:00			`@on-frame ( -> )`

(examples) Housekeeping 2023-03-06 00:09:38 -05:00			`.Mouse/state DEI ?&skip`
(mouse.tal) Something fun! 2022-07-16 14:54:16 -04:00			`;run DUP2 JSR2 JSR2`
			`&skip`
Ported mouse example 2021-04-21 12:48:04 -04:00
			`BRK`

			`@on-mouse ( -> )`

(mouse.tal) Optimized 2022-03-27 12:43:24 -04:00			`( clear last cursor )`
			`.pointer/x LDZ2 .Screen/x DEO2`
			`.pointer/y LDZ2 .Screen/y DEO2`
(examples) Housekeeping 2023-03-06 00:09:38 -05:00			`[ LIT2 40 -Screen/sprite ] DEO`
(mouse.tal) Drawing button states 2023-04-04 00:15:52 -04:00			`draw-mouse`
(mouse.tal) Optimized 2022-03-27 12:43:24 -04:00			`( draw new cursor )`
(mouse.tal) Drawing button states 2023-04-04 00:15:52 -04:00			`;pointer-icn .Screen/addr DEO2`
			`#00 .Screen/auto DEO`
(mouse.tal) Optimized 2022-03-27 12:43:24 -04:00			`.Mouse/x DEI2 DUP2 .pointer/x STZ2 .Screen/x DEO2`
			`.Mouse/y DEI2 DUP2 .pointer/y STZ2 .Screen/y DEO2`
(mouse.tal) Drawing button states 2023-04-04 00:15:52 -04:00			`#45 .Mouse/state DEI #00 NEQ #05 MUL ADD .Screen/sprite DEO`
Added drawing to the mouse example 2021-04-22 14:08:06 -04:00			`( on down )`
(examples) Housekeeping 2023-03-06 00:09:38 -05:00			`.Mouse/state DEI #00 NEQ .pointer/state LDZ #00 EQU AND ?on-mouse-down`
Added drawing to the mouse example 2021-04-22 14:08:06 -04:00			`( on drag )`
(examples) Housekeeping 2023-03-06 00:09:38 -05:00			`.Mouse/state DEI ?on-mouse-drag`
Renamed PEK/POK to LDZ/STZ 2021-05-11 14:14:52 -04:00			`.Mouse/state DEI .pointer/state STZ`
Added drawing to the mouse example 2021-04-22 14:08:06 -04:00
(mouse.tal) Optimized 2022-03-27 12:43:24 -04:00			`BRK`
Ported mouse example 2021-04-21 12:48:04 -04:00
Added drawing to the mouse example 2021-04-22 14:08:06 -04:00			`@on-mouse-down ( -> )`

(mouse.tal) Something fun! 2022-07-16 14:54:16 -04:00			`#0000 DUP2 .length STZ2 .frame STZ2`
(examples) Housekeeping 2023-03-06 00:09:38 -05:00			`clear-screen`
Added better templating 2021-04-22 17:29:48 -04:00			`( record start position )`
(mouse.tal) Optimized 2022-03-27 12:43:24 -04:00			`.Mouse/x DEI2 DUP2 .pointer/x STZ2 .pointer/lastx STZ2`
Renamed PEK/POK to LDZ/STZ 2021-05-11 14:14:52 -04:00			`.Mouse/y DEI2 DUP2 .pointer/y STZ2 .pointer/lasty STZ2`
			`.Mouse/state DEI .pointer/state STZ`
Added drawing to the mouse example 2021-04-22 14:08:06 -04:00
			`BRK`

			`@on-mouse-drag ( -> )`
(mouse.tal) Something fun! 2022-07-16 14:54:16 -04:00
			`( record )`
			`;stroke .length LDZ2 #20 SFT2 ADD2 STH2`
			`.pointer/x LDZ2 .pointer/lastx LDZ2 SUB2 STH2kr STA2`
			`.pointer/y LDZ2 .pointer/lasty LDZ2 SUB2 STH2r INC2 INC2 STA2`
			`( move ptr )`
(mouse.tal) Drawing button states 2023-04-04 00:15:52 -04:00			`.length LDZ2 INC2 .length STZ2`
Added better templating 2021-04-22 17:29:48 -04:00			`( draw line )`
(mouse.tal) Optimized 2022-03-27 12:43:24 -04:00			`.pointer/lastx LDZ2`
			`.pointer/lasty LDZ2`
			`.pointer/x LDZ2`
			`.pointer/y LDZ2`
(examples) Housekeeping 2023-03-06 00:09:38 -05:00			`#01 draw-line`
Added drawing to the mouse example 2021-04-22 14:08:06 -04:00			`( record last position )`
(mouse.tal) Drawing button states 2023-04-04 00:15:52 -04:00			`.Mouse/x DEI2`
			`DUP2 .pointer/lastx STZ2`
(mouse.tal) Something fun! 2022-07-16 14:54:16 -04:00			`DUP2 .pen/x STZ2`
			`.pen/x2 STZ2`
(mouse.tal) Drawing button states 2023-04-04 00:15:52 -04:00			`.Mouse/y DEI2`
			`DUP2 .pointer/lasty STZ2`
(mouse.tal) Something fun! 2022-07-16 14:54:16 -04:00			`DUP2 .pen/y STZ2`
			`.pen/y2 STZ2`
(mouse.tal) Drawing button states 2023-04-04 00:15:52 -04:00			`.Mouse/state DEI`
			`DUP #01 NEQ INC ;run/color STA`
			`.pointer/state STZ`
Added drawing to the mouse example 2021-04-22 14:08:06 -04:00
			`BRK`

(mouse.tal) Drawing button states 2023-04-04 00:15:52 -04:00			`(`
			`@\|main )`

(mouse.tal) Something fun! 2022-07-16 14:54:16 -04:00			`@run ( -- )`

			`( read )`
			`;stroke .frame LDZ2 #20 SFT2 ADD2 STH2`
			`.pen/x LDZ2 STH2kr LDA2 ADD2 .pen/x STZ2`
			`.pen/y LDZ2 STH2r INC2 INC2 LDA2 ADD2 .pen/y STZ2`
			`( line )`
			`.pen/x LDZ2 .pen/y LDZ2`
			`.pen/x2 LDZ2 .pen/y2 LDZ2`
(mouse.tal) Drawing button states 2023-04-04 00:15:52 -04:00			`.frame LDZ2 #01 SFT2 NIP #01 AND [ LIT &color $1 ] ADD INC draw-line`
(mouse.tal) Something fun! 2022-07-16 14:54:16 -04:00			`( history )`
			`.pen/x LDZ2 .pen/x2 STZ2`
			`.pen/y LDZ2 .pen/y2 STZ2`
			`( incr frame )`
			`.frame LDZ2 INC2 .length LDZ2 INC2 ( mod2 ) DIV2k MUL2 SUB2 .frame STZ2`

			`JMP2r`

(mouse.tal) Drawing button states 2023-04-04 00:15:52 -04:00			`@draw-mouse ( -- )`

			`( clear )`
			`#0010`
			`DUP2 .Screen/x DEO2`
			`.Screen/y DEO2`
			`#16 .Screen/auto DEO`
			`#40 .Screen/sprite DEOk DEO`
			`( buttons )`
			`#0300`
			`&l`
			`#01 OVR #40 SFT SFT .Mouse/state DEI AND #00 EQU ?&no-draw`
			`#0010 .Screen/y DEO2`
			`#00 OVR #40 SFT2 ;button-icn ADD2 .Screen/addr DEO2`
			`#45 .Screen/sprite DEO`
			`&no-draw`
			`INC GTHk ?&l`
			`POP2`
			`( outline )`
			`#0010 .Screen/y DEO2`
			`;mouse-icn .Screen/addr DEO2`
			`#16 .Screen/auto DEO`
			`#4a .Screen/sprite DEOk DEO`

			`JMP2r`

(mouse.tal) Optimized 2022-03-27 12:43:24 -04:00			`@draw-line ( x1* y1* x2* y2* color -- )`
Cleaned a few examples 2021-04-29 00:00:39 -04:00
(mouse.tal) Drawing button states 2023-04-04 00:15:52 -04:00			`( load )`
			`,&color STR`
			`,&y STR2`
			`,&x STR2`
			`.line/y2 STZ2`
			`.line/x2 STZ2`

			`,&x LDR2 .line/x2 LDZ2 SUB2 abs2 ,&dx STR2`
			`#0000 ,&y LDR2 .line/y2 LDZ2 SUB2 abs2 SUB2 ,&dy STR2`

			`#ffff #00 .line/x2 LDZ2 ,&x LDR2 lts2 DUP2 ADD2 ADD2 ,&sx STR2`
			`#ffff #00 .line/y2 LDZ2 ,&y LDR2 lts2 DUP2 ADD2 ADD2 ,&sy STR2`

			`[ LIT2 &dx $2 ] [ LIT2 &dy $2 ] ADD2 ,&e1 STR2`

Added drawing to the mouse example 2021-04-22 14:08:06 -04:00			`&loop`
(mouse.tal) Drawing button states 2023-04-04 00:15:52 -04:00			`.line/x2 LDZ2 DUP2 .Screen/x DEO2 [ LIT2 &x $2 ] EQU2`
			`.line/y2 LDZ2 DUP2 .Screen/y DEO2 [ LIT2 &y $2 ] EQU2`
			`[ LIT2 &color $1 -Screen/pixel ] DEO`
(examples) Housekeeping 2023-03-06 00:09:38 -05:00			`AND ?&end`
(mouse.tal) Drawing button states 2023-04-04 00:15:52 -04:00			`[ LIT2 &e1 $2 ] DUP2 ADD2 DUP2`
			`,&dy LDR2 lts2 ?&skipy`
			`,&e1 LDR2 ,&dy LDR2 ADD2 ,&e1 STR2`
			`.line/x2 LDZ2 [ LIT2 &sx $2 ] ADD2 .line/x2 STZ2`
Added drawing to the mouse example 2021-04-22 14:08:06 -04:00			`&skipy`
(mouse.tal) Drawing button states 2023-04-04 00:15:52 -04:00			`,&dx LDR2 gts2 ?&skipx`
			`,&e1 LDR2 ,&dx LDR2 ADD2 ,&e1 STR2`
			`.line/y2 LDZ2 [ LIT2 &sy $2 ] ADD2 .line/y2 STZ2`
Added drawing to the mouse example 2021-04-22 14:08:06 -04:00			`&skipx`
(examples) Housekeeping 2023-03-06 00:09:38 -05:00			`!&loop`
Added drawing to the mouse example 2021-04-22 14:08:06 -04:00			`&end`
(mouse.tal) Optimized 2022-03-27 12:43:24 -04:00
			`JMP2r`
Added drawing to the mouse example 2021-04-22 14:08:06 -04:00
(mouse.tal) Optimized 2022-03-27 12:43:24 -04:00			`@abs2 DUP2 #0f SFT2 EQU #05 JCN #0000 SWP2 SUB2 JMP2r`
Minor change to bresenham helpers 2022-04-05 19:41:49 -04:00			`@lts2 #8000 STH2k ADD2 SWP2 STH2r ADD2 GTH2 JMP2r`
			`@gts2 #8000 STH2k ADD2 SWP2 STH2r ADD2 LTH2 JMP2r`
Added drawing to the mouse example 2021-04-22 14:08:06 -04:00
(mouse.tal) Something fun! 2022-07-16 14:54:16 -04:00			`@clear-screen ( -- )`

(mouse.tal) Drawing button states 2023-04-04 00:15:52 -04:00			`#00 .Screen/auto DEO`

(mouse.tal) Something fun! 2022-07-16 14:54:16 -04:00			`.Screen/height DEI2 #03 SFT2 NIP #00`
			`&y`
			`#00 OVR #30 SFT2 .Screen/y DEO2`
			`.Screen/width DEI2 #03 SFT2 NIP #00`
			`&x`
			`#00 OVR #30 SFT2 .Screen/x DEO2`
(examples) Housekeeping 2023-03-06 00:09:38 -05:00			`[ LIT2 00 -Screen/sprite ] DEO`
			`INC GTHk ?&x`
(mouse.tal) Something fun! 2022-07-16 14:54:16 -04:00			`POP2`
(examples) Housekeeping 2023-03-06 00:09:38 -05:00			`INC GTHk ?&y`
(mouse.tal) Something fun! 2022-07-16 14:54:16 -04:00			`POP2`

			`JMP2r`

(mouse.tal) Drawing button states 2023-04-04 00:15:52 -04:00			`@pointer-icn [`
			`80c0 e0f0 f8e0 1000 ]`
			`@mouse-icn [`
			`000d 1212 1212 121d`
			`00b0 4848 4848 48b8`
			`1010 1010 1008 0700`
			`0808 0808 0810 e000 ]`
			`@button-icn [`
			`000c 1e1e 1e1e 1e0c`
			`0000 0000 0000 0000`
			`0001 0303 0303 0301`
			`0080 c0c0 c0c0 c080`
			`0000 0000 0000 0000`
			`0030 7878 7878 7830 ]`

			`(`
			`@\|memory )`
(mouse.tal) Something fun! 2022-07-16 14:54:16 -04:00
			`@stroke`