uxn/projects/examples/demos/polycat.tal

( polycat )

%2// { #01 SFT2 }
%!~  { NEQk NIP }
%AUTO-XADDR  { #05 .Screen/auto DEO }

( devices )

|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 &scrollx $2 &scrolly $2

( variables )

|0000

@cat     
	&x $2 &y $2 &timer $1
@pointer 
	&x $2 &y $2

( program )

|0100 ( -> )
	
	( theme ) 
	#0a3f .System/r DEO2 
	#05df .System/g DEO2 
	#0caf .System/b DEO2
	( DOS resolution )
	#0140 .Screen/width DEO2
	#00c8 .Screen/height DEO2
	( vectors )
	;on-mouse .Mouse/vector DEO2
	( find center )
	.Screen/width DEI2 2// .cat/x STZ2
	.Screen/height DEI2 2// .cat/y STZ2
	( set screen mode )
	AUTO-XADDR
	( init )
	#ff ;draw-eye/last STA
	#ff ;draw-tail/last STA
	,draw-polycat JSR
	,draw-ground JSR

BRK

@draw-ground ( -- )

	.cat/y LDZ2 #0018 ADD2 .Screen/y DEO2
	.cat/x LDZ2 #0010 SUB2 .Screen/x DEO2
	;ground .Screen/addr DEO2
	#1000 
	&loop
		#01 .Screen/sprite DEO
		INC GTHk ,&loop JCN
	POP2

JMP2r

@draw-polycat ( -- )

	( ears )
	.cat/y LDZ2 .Screen/y DEO2
	.cat/x LDZ2 #0008 SUB2 .Screen/x DEO2
	;ears .Screen/addr DEO2
	#81 .Screen/sprite DEOk DEO
	( body )
	.cat/y LDZ2 #0010 ADD2 .Screen/y DEO2
	.cat/x LDZ2 #0008 SUB2 .Screen/x DEO2
	;body .Screen/addr DEO2
	#81 .Screen/sprite DEO
	( eye/tail )
	#00 ,draw-eye JSR
	#00 ,draw-tail JSR

JMP2r

@on-mouse ( -> )
	
	.Mouse/x DEI2 .cat/x LDZ2 GTH2 #50 SFT
	.Mouse/y DEI2 .cat/y LDZ2 GTH2 #60 SFT
		ADD ,draw-eye JSR
	.cat/timer LDZ INC [ DUP ] .cat/timer STZ
		#04 SFT ,draw-tail JSR
	,draw-cursor JSR

BRK

@draw-eye ( quad -- )
	
	DUP ,&last LDR NEQ ,&changed JCN
		POP JMP2r &changed
	( only redraw on change )
	DUP 
	#00 SWP ;eye ADD2 .Screen/addr DEO2
	.cat/y LDZ2 #0008 ADD2 .Screen/y DEO2
	.cat/x LDZ2 #0008 SUB2 .Screen/x DEO2
	#81 .Screen/sprite DEOk DEO
	,&last STR

JMP2r
	&last $1

@draw-tail ( frame -- )

	DUP ,&last LDR NEQ ,&changed JCN
		POP JMP2r &changed
	( only redraw on change )
	DUP 
	;frames ROT #00 SWP ADD2 LDA 
	#00 SWP #40 SFT2 ;body/tail ADD2 
		.Screen/addr DEO2
	.cat/x LDZ2 .Screen/x DEO2
	.cat/y LDZ2 #0010 ADD2 .Screen/y DEO2
	#81 .Screen/sprite DEO
	,&last STR

JMP2r
	&last $1

@draw-cursor ( -- )
	
	( last cursor )
	;cursor STH2k .Screen/addr DEO2 
	.pointer/x LDZ2 .Screen/x DEO2 
	.pointer/y LDZ2 .Screen/y DEO2 
	#40 .Screen/sprite DEO
	( new cursor )
	STH2r .Screen/addr DEO2 
	.Mouse/x DEI2 DUP2 .pointer/x STZ2 .Screen/x DEO2
	.Mouse/y DEI2 DUP2 .pointer/y STZ2 .Screen/y DEO2 
	#41 .Mouse/state DEI #00 NEQ ADD .Screen/sprite DEO

JMP2r

@cursor 
	80c0 e0f0 f8e0 1000 
@frames
	00 01 02 03 02 01 00 00
	00 00 00 00 00 00 00 00
@ears 
	081c 3e3e 7f7f ffff 081c 3e3e 7f7f fffc
	081c 3c3e 7e7e ffff 081c 3c3e 7e7e ff1f 
@eye 
	ffff ffff ff7f 3f0f f7ef cfe7 f07c 3f0f
	ffff ffff fffe fcf0 87c3 c183 071e fcf0
	ffff ffff ff7f 3f0f f0e1 c1e0 f07c 3f0f
	ffff ffff fffe fcf0 f7fb f9f3 071e fcf0
	ffff ffff ff7f 3f0f f0e7 cfef f77c 3f0f
	ffff ffff fffe fcf0 0783 c1c3 871e fcf0
	ffff ffff ff7f 3f0f f0e0 c1e1 f07c 3f0f
	ffff ffff fffe fcf0 07f3 f9fb f71e fcf0
@body 
	0707 0707 0302 0200 0107 0707 0300 0000
	&tail
	e0f0 f0e0 e080 8000 c0f2 f9f9 fef8 b000
	e0f0 f0e0 e080 8000 c0f2 f9f9 fef8 b000
	e0f0 f0e0 e080 8000 c0f2 faf9 fef8 b000
	e0f0 f0e0 e080 8000 c0f1 faf9 fef8 b000
	0707 0707 0f08 1000 0307 0707 0f00 0000
	e0e0 e0e0 e080 8000 f2f9 f9fe b884 8400 
@ground 
	bf00 5c02 0202 020c ef10 6f90 8080 8074
	ff00 fe01 0100 0116 fd00 3c40 4040 4028
Rewriting polycat 2021-04-30 19:08:24 +00:00			`( polycat )`

Optimised DIV2 by powers of 2 to SFT2 2021-05-24 21:36:15 +00:00			`%2// { #01 SFT2 }`
(polycat) Rewrote 2022-01-03 18:19:08 +00:00			`%!~ { NEQk NIP }`
			`%AUTO-XADDR { #05 .Screen/auto DEO }`
Rewriting polycat 2021-04-30 19:08:24 +00:00
			`( devices )`

(polycat) Rewrote 2022-01-03 18:19:08 +00:00			`\|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 &scrollx $2 &scrolly $2`
Rewriting polycat 2021-04-30 19:08:24 +00:00
			`( variables )`

			`\|0000`

(polycat) Rewrote 2022-01-03 18:19:08 +00:00			`@cat`
			`&x $2 &y $2 &timer $1`
			`@pointer`
			`&x $2 &y $2`
Rewriting polycat 2021-04-30 19:08:24 +00:00
			`( program )`

			`\|0100 ( -> )`

			`( theme )`
			`#0a3f .System/r DEO2`
			`#05df .System/g DEO2`
			`#0caf .System/b DEO2`
(polycat) Rewrote 2022-01-03 18:19:08 +00:00			`( DOS resolution )`
			`#0140 .Screen/width DEO2`
			`#00c8 .Screen/height DEO2`
Rewriting polycat 2021-04-30 19:08:24 +00:00			`( vectors )`
			`;on-mouse .Mouse/vector DEO2`
(polycat) Rewrote 2022-01-03 18:19:08 +00:00			`( find center )`
			`.Screen/width DEI2 2// .cat/x STZ2`
			`.Screen/height DEI2 2// .cat/y STZ2`
			`( set screen mode )`
			`AUTO-XADDR`
			`( init )`
			`#ff ;draw-eye/last STA`
			`#ff ;draw-tail/last STA`
			`,draw-polycat JSR`
			`,draw-ground JSR`
Rewriting polycat 2021-04-30 19:08:24 +00:00
			`BRK`

(polycat) Rewrote 2022-01-03 18:19:08 +00:00			`@draw-ground ( -- )`
Rewriting polycat 2021-04-30 19:08:24 +00:00
(polycat) Rewrote 2022-01-03 18:19:08 +00:00			`.cat/y LDZ2 #0018 ADD2 .Screen/y DEO2`
			`.cat/x LDZ2 #0010 SUB2 .Screen/x DEO2`
			`;ground .Screen/addr DEO2`
			`#1000`
			`&loop`
			`#01 .Screen/sprite DEO`
			`INC GTHk ,&loop JCN`
			`POP2`
Rewriting polycat 2021-04-30 19:08:24 +00:00
(polycat) Rewrote 2022-01-03 18:19:08 +00:00			`JMP2r`
Rewriting polycat 2021-04-30 19:08:24 +00:00
			`@draw-polycat ( -- )`

			`( ears )`
Renamed PEK/POK to LDZ/STZ 2021-05-11 18:14:52 +00:00			`.cat/y LDZ2 .Screen/y DEO2`
(polycat) Rewrote 2022-01-03 18:19:08 +00:00			`.cat/x LDZ2 #0008 SUB2 .Screen/x DEO2`
Rewriting polycat 2021-04-30 19:08:24 +00:00			`;ears .Screen/addr DEO2`
(polycat) Rewrote 2022-01-03 18:19:08 +00:00			`#81 .Screen/sprite DEOk DEO`
			`( body )`
			`.cat/y LDZ2 #0010 ADD2 .Screen/y DEO2`
			`.cat/x LDZ2 #0008 SUB2 .Screen/x DEO2`
			`;body .Screen/addr DEO2`
Migrated Screen/color to Screen/pixel and/or Screen/sprite 2021-07-31 20:58:33 +00:00			`#81 .Screen/sprite DEO`
(polycat) Rewrote 2022-01-03 18:19:08 +00:00			`( eye/tail )`
			`#00 ,draw-eye JSR`
			`#00 ,draw-tail JSR`
Rewriting polycat 2021-04-30 19:08:24 +00:00
(polycat) Rewrote 2022-01-03 18:19:08 +00:00			`JMP2r`
Rewriting polycat 2021-04-30 19:08:24 +00:00
(polycat) Rewrote 2022-01-03 18:19:08 +00:00			`@on-mouse ( -> )`
Rewriting polycat 2021-04-30 19:08:24 +00:00
(polycat) Rewrote 2022-01-03 18:19:08 +00:00			`.Mouse/x DEI2 .cat/x LDZ2 GTH2 #50 SFT`
			`.Mouse/y DEI2 .cat/y LDZ2 GTH2 #60 SFT`
			`ADD ,draw-eye JSR`
			`.cat/timer LDZ INC [ DUP ] .cat/timer STZ`
			`#04 SFT ,draw-tail JSR`
			`,draw-cursor JSR`
Rewriting polycat 2021-04-30 19:08:24 +00:00
(polycat) Rewrote 2022-01-03 18:19:08 +00:00			`BRK`
Rewriting polycat 2021-04-30 19:08:24 +00:00
(polycat) Rewrote 2022-01-03 18:19:08 +00:00			`@draw-eye ( quad -- )`

			`DUP ,&last LDR NEQ ,&changed JCN`
			`POP JMP2r &changed`
			`( only redraw on change )`
			`DUP`
			`#00 SWP ;eye ADD2 .Screen/addr DEO2`
			`.cat/y LDZ2 #0008 ADD2 .Screen/y DEO2`
			`.cat/x LDZ2 #0008 SUB2 .Screen/x DEO2`
			`#81 .Screen/sprite DEOk DEO`
			`,&last STR`

			`JMP2r`
			`&last $1`

			`@draw-tail ( frame -- )`

			`DUP ,&last LDR NEQ ,&changed JCN`
			`POP JMP2r &changed`
			`( only redraw on change )`
			`DUP`
			`;frames ROT #00 SWP ADD2 LDA`
			`#00 SWP #40 SFT2 ;body/tail ADD2`
			`.Screen/addr DEO2`
			`.cat/x LDZ2 .Screen/x DEO2`
Minor optimizations to demos 2021-05-12 18:58:31 +00:00			`.cat/y LDZ2 #0010 ADD2 .Screen/y DEO2`
(polycat) Rewrote 2022-01-03 18:19:08 +00:00			`#81 .Screen/sprite DEO`
			`,&last STR`
Rewriting polycat 2021-04-30 19:08:24 +00:00
(polycat) Rewrote 2022-01-03 18:19:08 +00:00			`JMP2r`
			`&last $1`
Rewriting polycat 2021-04-30 19:08:24 +00:00
			`@draw-cursor ( -- )`

(polycat) Rewrote 2022-01-03 18:19:08 +00:00			`( last cursor )`
			`;cursor STH2k .Screen/addr DEO2`
Renamed PEK/POK to LDZ/STZ 2021-05-11 18:14:52 +00:00			`.pointer/x LDZ2 .Screen/x DEO2`
			`.pointer/y LDZ2 .Screen/y DEO2`
Migrated Screen/color to Screen/pixel and/or Screen/sprite 2021-07-31 20:58:33 +00:00			`#40 .Screen/sprite DEO`
(polycat) Rewrote 2022-01-03 18:19:08 +00:00			`( new cursor )`
			`STH2r .Screen/addr DEO2`
Improved piano example 2021-07-09 18:38:45 +00:00			`.Mouse/x DEI2 DUP2 .pointer/x STZ2 .Screen/x DEO2`
			`.Mouse/y DEI2 DUP2 .pointer/y STZ2 .Screen/y DEO2`
(polycat) Rewrote 2022-01-03 18:19:08 +00:00			`#41 .Mouse/state DEI #00 NEQ ADD .Screen/sprite DEO`
Cleanup polycat 2021-05-01 16:13:14 +00:00
(polycat) Rewrote 2022-01-03 18:19:08 +00:00			`JMP2r`
Rewriting polycat 2021-04-30 19:08:24 +00:00
Cleaned example files 2021-05-13 01:28:45 +00:00			`@cursor`
			`80c0 e0f0 f8e0 1000`
(polycat) Rewrote 2022-01-03 18:19:08 +00:00			`@frames`
			`00 01 02 03 02 01 00 00`
			`00 00 00 00 00 00 00 00`
Cleaned example files 2021-05-13 01:28:45 +00:00			`@ears`
Rewriting polycat 2021-04-30 19:08:24 +00:00			`081c 3e3e 7f7f ffff 081c 3e3e 7f7f fffc`
Cleaned example files 2021-05-13 01:28:45 +00:00			`081c 3c3e 7e7e ffff 081c 3c3e 7e7e ff1f`
			`@eye`
Rewriting polycat 2021-04-30 19:08:24 +00:00			`ffff ffff ff7f 3f0f f7ef cfe7 f07c 3f0f`
			`ffff ffff fffe fcf0 87c3 c183 071e fcf0`
			`ffff ffff ff7f 3f0f f0e1 c1e0 f07c 3f0f`
			`ffff ffff fffe fcf0 f7fb f9f3 071e fcf0`
			`ffff ffff ff7f 3f0f f0e7 cfef f77c 3f0f`
			`ffff ffff fffe fcf0 0783 c1c3 871e fcf0`
			`ffff ffff ff7f 3f0f f0e0 c1e1 f07c 3f0f`
			`ffff ffff fffe fcf0 07f3 f9fb f71e fcf0`
Cleaned example files 2021-05-13 01:28:45 +00:00			`@body`
Rewriting polycat 2021-04-30 19:08:24 +00:00			`0707 0707 0302 0200 0107 0707 0300 0000`
(polycat) Rewrote 2022-01-03 18:19:08 +00:00			`&tail`
Rewriting polycat 2021-04-30 19:08:24 +00:00			`e0f0 f0e0 e080 8000 c0f2 f9f9 fef8 b000`
			`e0f0 f0e0 e080 8000 c0f2 f9f9 fef8 b000`
			`e0f0 f0e0 e080 8000 c0f2 faf9 fef8 b000`
			`e0f0 f0e0 e080 8000 c0f1 faf9 fef8 b000`
			`0707 0707 0f08 1000 0307 0707 0f00 0000`
Cleaned example files 2021-05-13 01:28:45 +00:00			`e0e0 e0e0 e080 8000 f2f9 f9fe b884 8400`
			`@ground`
Cleanup polycat 2021-05-01 16:13:14 +00:00			`bf00 5c02 0202 020c ef10 6f90 8080 8074`
Cleaned example files 2021-05-13 01:28:45 +00:00			`ff00 fe01 0100 0116 fd00 3c40 4040 4028`