uxn/projects/examples/gui/shapes.tal

( GUI Shapes )

%RTN { JMP2r }
%++  { #0001 ADD2 }
%--  { #0001 SUB2 }
%8++  { #0008 ADD2 }
%2** { #10 SFT2 }
%4** { #20 SFT2 }
%ABS2 { DUP2 #0f SFT2 EQU #04 JCN #ffff MUL2 }
%LTS2  { #8000 ADD2 SWP2 #8000 ADD2 GTH2 }
%GTS2  { #8000 ADD2 SWP2 #8000 ADD2 LTH2 }

%SIZE-TO-RECT {
	STH2 STH2 OVR2 STH2r ADD2 OVR2 STH2r ADD2
} ( x y w h -- x1 y1 x2 y2 )

( devices )

|00 @System [ &vector $2 &pad $6 &r $2 &g $2 &b $2 ]
|20 @Screen [ &vector $2 &width $2 &height $2 &pad $2 &x $2 &y $2 &addr $2 &color $1 ]

( variables )

|0000

( draw requirements )
@color [ &byte $1 ]

@rect [ &x1 $2 &y1 $2 &x2 $2 &y2 $2 ]
@line [ &x0 $2 &y0 $2 &x $2 &y $2 &sx $2 &sy $2 &dx $2 &dy $2 &e1 $2 &e2 $2 ]
@circle [ &xc $2 &yc $2 &x $2 &y $2 &r $2 &d $2 ]

( program )

|0100
	
	( theme ) #f03f .System/r DEO2 #f03f .System/g DEO2 #003f .System/b DEO2

	( background ) ;checker_icn #23 ;cover-pattern JSR2

	#0010 #0030 #0020 #0020 SIZE-TO-RECT #01 ;line-slow JSR2
	#0070 #0040 #0010 #01 ;draw-circle JSR2
	#0038 #0030 #0020 #0020 SIZE-TO-RECT #01 ;line-rect JSR2
	#0038 #0058 #0020 #0020 SIZE-TO-RECT #01 ;fill-rect JSR2
	
BRK

@line-slow ( x1 y1 x2 y2 color -- )
	
	( load ) .color STZ -- .line/y0 STZ2 -- .line/x0 STZ2 .line/y STZ2 .line/x STZ2
	.line/x0 LDZ2 .line/x LDZ2 SUB2 ABS2 .line/dx STZ2
	.line/y0 LDZ2 .line/y LDZ2 SUB2 ABS2 #0000 SWP2 SUB2 .line/dy STZ2
	#ffff #00 .line/x LDZ2 .line/x0 LDZ2 LTS2 2** ADD2 .line/sx STZ2
	#ffff #00 .line/y LDZ2 .line/y0 LDZ2 LTS2 2** ADD2 .line/sy STZ2
	.line/dx LDZ2 .line/dy LDZ2 ADD2 .line/e1 STZ2
	&loop
		.line/x LDZ2 .Screen/x DEO2 .line/y LDZ2 .Screen/y DEO2 .color LDZ .Screen/color DEO
		.line/x LDZ2 .line/x0 LDZ2 EQU2 .line/y LDZ2 .line/y0 LDZ2 EQU2 #0101 EQU2 ,&end JCN
		.line/e1 LDZ2 2** .line/e2 STZ2
		.line/e2 LDZ2 .line/dy LDZ2 LTS2 ,&skipy JCN
			.line/e1 LDZ2 .line/dy LDZ2 ADD2 .line/e1 STZ2
			.line/x LDZ2 .line/sx LDZ2 ADD2 .line/x STZ2
		&skipy
		.line/e2 LDZ2 .line/dx LDZ2 GTS2 ,&skipx JCN
			.line/e1 LDZ2 .line/dx LDZ2 ADD2 .line/e1 STZ2
			.line/y LDZ2 .line/sy LDZ2 ADD2 .line/y STZ2
		&skipx
		;&loop JMP2

	&end

RTN

@line-rect ( x1 y1 x2 y2 color -- )

	( load ) .color STZ DUP2 STH2 -- .rect/y2 STZ2 -- .rect/x2 STZ2 DUP2 STH2 .rect/y1 STZ2 .rect/x1 STZ2
	STH2r STH2r
	&ver
		( save ) OVR2 .Screen/y DEO2
		( draw ) .rect/x1 LDZ2 .Screen/x DEO2 .color LDZ DUP .Screen/color DEO
		( draw ) .rect/x2 LDZ2 .Screen/x DEO2 .Screen/color DEO
		( incr ) SWP2 ++ SWP2
		OVR2 OVR2 LTS2 ,&ver JCN
	POP2 POP2
	.rect/x1 LDZ2 .rect/x2 LDZ2
	&hor
		( save ) OVR2 .Screen/x DEO2
		( draw ) .rect/y1 LDZ2 .Screen/y DEO2 .color LDZ DUP .Screen/color DEO
		( draw ) .rect/y2 LDZ2 .Screen/y DEO2 .Screen/color DEO
		( incr ) SWP2 ++ SWP2
		OVR2 OVR2 ++ LTS2 ,&hor JCN
	POP2 POP2

RTN

@fill-rect ( x1 y1 x2 y2 color -- )
	
	.color STZ
	( x1 x2 y1 y2 ) ROT2 SWP2
	&ver
		( save ) OVR2 .Screen/y DEO2
		STH2 STH2 OVR2 OVR2
		&hor
			( save ) OVR2 .Screen/x DEO2
			( draw ) .color LDZ .Screen/color DEO
			( incr ) SWP2 ++ SWP2
			OVR2 OVR2 LTS2 ,&hor JCN
		POP2 POP2 STH2r STH2r
		( incr ) SWP2 ++ SWP2
		OVR2 OVR2 LTS2 ,&ver JCN
	POP2 POP2 POP2 POP2

RTN

@draw-circle ( xc yc r color -- )

	( load ) .color STZ .circle/r STZ2 .circle/yc STZ2 .circle/xc STZ2
	#0000 .circle/x STZ2 .circle/r LDZ2 .circle/y STZ2
	.circle/r LDZ2 2** .circle/d STZ2
	( draw ) ;&seg JSR2
	&loop
		( incr ) .circle/x LDZ2 ++ .circle/x STZ2
		.circle/d LDZ2 #0001 LTS2 ,&else JCN
			( decr ) .circle/y LDZ2 -- .circle/y STZ2
			.circle/x LDZ2 .circle/y LDZ2 SUB2 4** .circle/d LDZ2 ADD2 .circle/d STZ2
			;&end JMP2
		&else
			.circle/x LDZ2 4** .circle/d LDZ2 ADD2 .circle/d STZ2
		&end
		( draw ) ;&seg JSR2
		.circle/y LDZ2 .circle/x LDZ2 -- GTS2 ,&loop JCN
	RTN
	&seg
		.circle/xc LDZ2 .circle/x LDZ2 ADD2 .Screen/x DEO2 .circle/yc LDZ2 .circle/y LDZ2 ADD2 .Screen/y DEO2 .color LDZ .Screen/color DEO
		.circle/xc LDZ2 .circle/x LDZ2 SUB2 .Screen/x DEO2 .circle/yc LDZ2 .circle/y LDZ2 ADD2 .Screen/y DEO2 .color LDZ .Screen/color DEO
		.circle/xc LDZ2 .circle/x LDZ2 ADD2 .Screen/x DEO2 .circle/yc LDZ2 .circle/y LDZ2 SUB2 .Screen/y DEO2 .color LDZ .Screen/color DEO
		.circle/xc LDZ2 .circle/x LDZ2 SUB2 .Screen/x DEO2 .circle/yc LDZ2 .circle/y LDZ2 SUB2 .Screen/y DEO2 .color LDZ .Screen/color DEO
		.circle/xc LDZ2 .circle/y LDZ2 ADD2 .Screen/x DEO2 .circle/yc LDZ2 .circle/x LDZ2 ADD2 .Screen/y DEO2 .color LDZ .Screen/color DEO
		.circle/xc LDZ2 .circle/y LDZ2 SUB2 .Screen/x DEO2 .circle/yc LDZ2 .circle/x LDZ2 ADD2 .Screen/y DEO2 .color LDZ .Screen/color DEO
		.circle/xc LDZ2 .circle/y LDZ2 ADD2 .Screen/x DEO2 .circle/yc LDZ2 .circle/x LDZ2 SUB2 .Screen/y DEO2 .color LDZ .Screen/color DEO
		.circle/xc LDZ2 .circle/y LDZ2 SUB2 .Screen/x DEO2 .circle/yc LDZ2 .circle/x LDZ2 SUB2 .Screen/y DEO2 .color LDZ .Screen/color DEO

RTN

@cover-pattern ( addr color -- )
	
	( load ) .color STZ .Screen/addr DEO2
	#0000 .Screen/height DEI2
	&ver
		( save ) OVR2 .Screen/y DEO2
		#0000 .Screen/width DEI2
		&hor
			( save ) OVR2 .Screen/x DEO2
			( draw ) .color LDZ .Screen/color DEO
			( incr ) SWP2 8++ SWP2
			OVR2 OVR2 LTH2 ,&hor JCN
		POP2 POP2
		( incr ) SWP2 8++ SWP2
		OVR2 OVR2 LTH2 ,&ver JCN
	POP2 POP2

RTN

@line-hor ( x0* x1* y* color -- )
	
	STH .Screen/y DEO2
	&loop
		( save ) OVR2 .Screen/x DEO2
		( draw ) STHkr .Screen/color DEO
		( incr ) SWP2 #0002 ++ SWP2
		LTH2k ,&loop JCN
	POP2 POP2 POPr

RTN

@line-ver ( x* y0* y1* color -- )
	
	STH ROT2 .Screen/x DEO2
	&loop
		( save ) OVR2 .Screen/y DEO2
		( draw ) STHkr .Screen/color DEO
		( incr ) SWP2 #0002 ++ SWP2
		LTH2k ,&loop JCN
	POP2 POP2 POPr

RTN

@checker_icn [ f0f0 f0f0 0f0f 0f0f ]
Cleanup 2021-04-02 04:53:41 +00:00			`( GUI Shapes )`
Fixed shapes example 2021-02-21 01:14:36 +00:00
Removed RTN 2021-03-16 04:29:44 +00:00			`%RTN { JMP2r }`
Implemented more macros in left/nasu 2021-03-16 18:25:26 +00:00			`%++ { #0001 ADD2 }`
Added circle to shapes 2021-03-22 16:42:48 +00:00			`%-- { #0001 SUB2 }`
Optimised MUL2 by powers of 2 to SFT2 2021-05-24 21:52:11 +00:00			`%8++ { #0008 ADD2 }`
			`%2** { #10 SFT2 }`
			`%4** { #20 SFT2 }`
Updated SFT2 to take byte for shift amount 2021-05-23 15:27:15 +00:00			`%ABS2 { DUP2 #0f SFT2 EQU #04 JCN #ffff MUL2 }`
Removed LTS/GTS opcodes 2021-05-01 16:59:57 +00:00			`%LTS2 { #8000 ADD2 SWP2 #8000 ADD2 GTH2 }`
			`%GTS2 { #8000 ADD2 SWP2 #8000 ADD2 LTH2 }`
Removed RTN 2021-03-16 04:29:44 +00:00
Optimizing drawing routines 2021-04-14 19:11:01 +00:00			`%SIZE-TO-RECT {`
Ported projects to new assembler syntax All these programs tested working, except for left, which compiles but doesn't run properly. 2021-04-23 14:34:03 +00:00			`STH2 STH2 OVR2 STH2r ADD2 OVR2 STH2r ADD2`
Optimizing drawing routines 2021-04-14 19:11:01 +00:00			`} ( x y w h -- x1 y1 x2 y2 )`

Ported projects to new assembler syntax All these programs tested working, except for left, which compiles but doesn't run properly. 2021-04-23 14:34:03 +00:00			`( devices )`

			`\|00 @System [ &vector $2 &pad $6 &r $2 &g $2 &b $2 ]`
			`\|20 @Screen [ &vector $2 &width $2 &height $2 &pad $2 &x $2 &y $2 &addr $2 &color $1 ]`

			`( variables )`
Optimizing drawing routines 2021-04-14 19:11:01 +00:00
Ported projects to new assembler syntax All these programs tested working, except for left, which compiles but doesn't run properly. 2021-04-23 14:34:03 +00:00			`\|0000`

			`( draw requirements )`
			`@color [ &byte $1 ]`
Added circle to shapes 2021-03-22 16:42:48 +00:00
Ported projects to new assembler syntax All these programs tested working, except for left, which compiles but doesn't run properly. 2021-04-23 14:34:03 +00:00			`@rect [ &x1 $2 &y1 $2 &x2 $2 &y2 $2 ]`
			`@line [ &x0 $2 &y0 $2 &x $2 &y $2 &sx $2 &sy $2 &dx $2 &dy $2 &e1 $2 &e2 $2 ]`
			`@circle [ &xc $2 &yc $2 &x $2 &y $2 &r $2 &d $2 ]`
Ported examples to new devices addr 2021-03-21 21:16:19 +00:00
Ported keys example to new vectors 2021-04-05 20:00:55 +00:00			`( program )`

Ported projects to new assembler syntax All these programs tested working, except for left, which compiles but doesn't run properly. 2021-04-23 14:34:03 +00:00			`\|0100`
Ported all examples 2021-03-28 18:20:36 +00:00
Ported projects to new assembler syntax All these programs tested working, except for left, which compiles but doesn't run properly. 2021-04-23 14:34:03 +00:00			`( theme ) #f03f .System/r DEO2 #f03f .System/g DEO2 #003f .System/b DEO2`
Optimizing drawing routines 2021-04-14 19:11:01 +00:00
Ported projects to new assembler syntax All these programs tested working, except for left, which compiles but doesn't run properly. 2021-04-23 14:34:03 +00:00			`( background ) ;checker_icn #23 ;cover-pattern JSR2`
Optimizing drawing routines 2021-04-14 19:11:01 +00:00
Ported projects to new assembler syntax All these programs tested working, except for left, which compiles but doesn't run properly. 2021-04-23 14:34:03 +00:00			`#0010 #0030 #0020 #0020 SIZE-TO-RECT #01 ;line-slow JSR2`
			`#0070 #0040 #0010 #01 ;draw-circle JSR2`
			`#0038 #0030 #0020 #0020 SIZE-TO-RECT #01 ;line-rect JSR2`
			`#0038 #0058 #0020 #0020 SIZE-TO-RECT #01 ;fill-rect JSR2`
Rewrote rect routines 2021-02-21 21:23:36 +00:00
Fixed shapes example 2021-02-21 01:14:36 +00:00			`BRK`

Optimizing drawing routines 2021-04-14 19:11:01 +00:00			`@line-slow ( x1 y1 x2 y2 color -- )`
Added bresenham to noodle 2021-03-21 16:18:52 +00:00
Renamed PEK/POK to LDZ/STZ 2021-05-11 18:14:52 +00:00			`( load ) .color STZ -- .line/y0 STZ2 -- .line/x0 STZ2 .line/y STZ2 .line/x STZ2`
			`.line/x0 LDZ2 .line/x LDZ2 SUB2 ABS2 .line/dx STZ2`
			`.line/y0 LDZ2 .line/y LDZ2 SUB2 ABS2 #0000 SWP2 SUB2 .line/dy STZ2`
Optimised MUL2 by powers of 2 to SFT2 2021-05-24 21:52:11 +00:00			`#ffff #00 .line/x LDZ2 .line/x0 LDZ2 LTS2 2** ADD2 .line/sx STZ2`
			`#ffff #00 .line/y LDZ2 .line/y0 LDZ2 LTS2 2** ADD2 .line/sy STZ2`
Renamed PEK/POK to LDZ/STZ 2021-05-11 18:14:52 +00:00			`.line/dx LDZ2 .line/dy LDZ2 ADD2 .line/e1 STZ2`
Ported projects to new assembler syntax All these programs tested working, except for left, which compiles but doesn't run properly. 2021-04-23 14:34:03 +00:00			`&loop`
Renamed PEK/POK to LDZ/STZ 2021-05-11 18:14:52 +00:00			`.line/x LDZ2 .Screen/x DEO2 .line/y LDZ2 .Screen/y DEO2 .color LDZ .Screen/color DEO`
			`.line/x LDZ2 .line/x0 LDZ2 EQU2 .line/y LDZ2 .line/y0 LDZ2 EQU2 #0101 EQU2 ,&end JCN`
Optimised MUL2 by powers of 2 to SFT2 2021-05-24 21:52:11 +00:00			`.line/e1 LDZ2 2** .line/e2 STZ2`
Renamed PEK/POK to LDZ/STZ 2021-05-11 18:14:52 +00:00			`.line/e2 LDZ2 .line/dy LDZ2 LTS2 ,&skipy JCN`
			`.line/e1 LDZ2 .line/dy LDZ2 ADD2 .line/e1 STZ2`
			`.line/x LDZ2 .line/sx LDZ2 ADD2 .line/x STZ2`
Ported projects to new assembler syntax All these programs tested working, except for left, which compiles but doesn't run properly. 2021-04-23 14:34:03 +00:00			`&skipy`
Renamed PEK/POK to LDZ/STZ 2021-05-11 18:14:52 +00:00			`.line/e2 LDZ2 .line/dx LDZ2 GTS2 ,&skipx JCN`
			`.line/e1 LDZ2 .line/dx LDZ2 ADD2 .line/e1 STZ2`
			`.line/y LDZ2 .line/sy LDZ2 ADD2 .line/y STZ2`
Ported projects to new assembler syntax All these programs tested working, except for left, which compiles but doesn't run properly. 2021-04-23 14:34:03 +00:00			`&skipx`
			`;&loop JMP2`

			`&end`
Added bresenham to noodle 2021-03-21 16:18:52 +00:00
			`RTN`

Optimizing drawing routines 2021-04-14 19:11:01 +00:00			`@line-rect ( x1 y1 x2 y2 color -- )`
Trying to optimize drawing routines 2021-04-14 05:50:01 +00:00
Renamed PEK/POK to LDZ/STZ 2021-05-11 18:14:52 +00:00			`( load ) .color STZ DUP2 STH2 -- .rect/y2 STZ2 -- .rect/x2 STZ2 DUP2 STH2 .rect/y1 STZ2 .rect/x1 STZ2`
Trying to optimize drawing routines 2021-04-14 05:50:01 +00:00			`STH2r STH2r`
Ported projects to new assembler syntax All these programs tested working, except for left, which compiles but doesn't run properly. 2021-04-23 14:34:03 +00:00			`&ver`
			`( save ) OVR2 .Screen/y DEO2`
Renamed PEK/POK to LDZ/STZ 2021-05-11 18:14:52 +00:00			`( draw ) .rect/x1 LDZ2 .Screen/x DEO2 .color LDZ DUP .Screen/color DEO`
			`( draw ) .rect/x2 LDZ2 .Screen/x DEO2 .Screen/color DEO`
Trying to optimize drawing routines 2021-04-14 05:50:01 +00:00			`( incr ) SWP2 ++ SWP2`
JNZ is now JCN 2021-05-11 18:12:07 +00:00			`OVR2 OVR2 LTS2 ,&ver JCN`
Trying to optimize drawing routines 2021-04-14 05:50:01 +00:00			`POP2 POP2`
Renamed PEK/POK to LDZ/STZ 2021-05-11 18:14:52 +00:00			`.rect/x1 LDZ2 .rect/x2 LDZ2`
Ported projects to new assembler syntax All these programs tested working, except for left, which compiles but doesn't run properly. 2021-04-23 14:34:03 +00:00			`&hor`
			`( save ) OVR2 .Screen/x DEO2`
Renamed PEK/POK to LDZ/STZ 2021-05-11 18:14:52 +00:00			`( draw ) .rect/y1 LDZ2 .Screen/y DEO2 .color LDZ DUP .Screen/color DEO`
			`( draw ) .rect/y2 LDZ2 .Screen/y DEO2 .Screen/color DEO`
Trying to optimize drawing routines 2021-04-14 05:50:01 +00:00			`( incr ) SWP2 ++ SWP2`
JNZ is now JCN 2021-05-11 18:12:07 +00:00			`OVR2 OVR2 ++ LTS2 ,&hor JCN`
Trying to optimize drawing routines 2021-04-14 05:50:01 +00:00			`POP2 POP2`
Ported the shapes example 2021-02-27 19:39:12 +00:00
Renamed RTS to RTN 2021-03-14 21:26:17 +00:00			`RTN`
Rewrote rect routines 2021-02-21 21:23:36 +00:00
Optimizing drawing routines 2021-04-14 19:11:01 +00:00			`@fill-rect ( x1 y1 x2 y2 color -- )`
Trying to optimize drawing routines 2021-04-14 05:50:01 +00:00
Renamed PEK/POK to LDZ/STZ 2021-05-11 18:14:52 +00:00			`.color STZ`
Trying to optimize drawing routines 2021-04-14 05:50:01 +00:00			`( x1 x2 y1 y2 ) ROT2 SWP2`
Ported projects to new assembler syntax All these programs tested working, except for left, which compiles but doesn't run properly. 2021-04-23 14:34:03 +00:00			`&ver`
			`( save ) OVR2 .Screen/y DEO2`
			`STH2 STH2 OVR2 OVR2`
			`&hor`
			`( save ) OVR2 .Screen/x DEO2`
Renamed PEK/POK to LDZ/STZ 2021-05-11 18:14:52 +00:00			`( draw ) .color LDZ .Screen/color DEO`
Trying to optimize drawing routines 2021-04-14 05:50:01 +00:00			`( incr ) SWP2 ++ SWP2`
JNZ is now JCN 2021-05-11 18:12:07 +00:00			`OVR2 OVR2 LTS2 ,&hor JCN`
Trying to optimize drawing routines 2021-04-14 05:50:01 +00:00			`POP2 POP2 STH2r STH2r`
			`( incr ) SWP2 ++ SWP2`
JNZ is now JCN 2021-05-11 18:12:07 +00:00			`OVR2 OVR2 LTS2 ,&ver JCN`
Trying to optimize drawing routines 2021-04-14 05:50:01 +00:00			`POP2 POP2 POP2 POP2`

			`RTN`

Optimizing drawing routines 2021-04-14 19:11:01 +00:00			`@draw-circle ( xc yc r color -- )`
Added circle to shapes 2021-03-22 16:42:48 +00:00
Renamed PEK/POK to LDZ/STZ 2021-05-11 18:14:52 +00:00			`( load ) .color STZ .circle/r STZ2 .circle/yc STZ2 .circle/xc STZ2`
			`#0000 .circle/x STZ2 .circle/r LDZ2 .circle/y STZ2`
Optimised MUL2 by powers of 2 to SFT2 2021-05-24 21:52:11 +00:00			`.circle/r LDZ2 2** .circle/d STZ2`
Ported projects to new assembler syntax All these programs tested working, except for left, which compiles but doesn't run properly. 2021-04-23 14:34:03 +00:00			`( draw ) ;&seg JSR2`
			`&loop`
Renamed PEK/POK to LDZ/STZ 2021-05-11 18:14:52 +00:00			`( incr ) .circle/x LDZ2 ++ .circle/x STZ2`
			`.circle/d LDZ2 #0001 LTS2 ,&else JCN`
			`( decr ) .circle/y LDZ2 -- .circle/y STZ2`
Optimised MUL2 by powers of 2 to SFT2 2021-05-24 21:52:11 +00:00			`.circle/x LDZ2 .circle/y LDZ2 SUB2 4** .circle/d LDZ2 ADD2 .circle/d STZ2`
Ported projects to new assembler syntax All these programs tested working, except for left, which compiles but doesn't run properly. 2021-04-23 14:34:03 +00:00			`;&end JMP2`
			`&else`
Optimised MUL2 by powers of 2 to SFT2 2021-05-24 21:52:11 +00:00			`.circle/x LDZ2 4** .circle/d LDZ2 ADD2 .circle/d STZ2`
Ported projects to new assembler syntax All these programs tested working, except for left, which compiles but doesn't run properly. 2021-04-23 14:34:03 +00:00			`&end`
			`( draw ) ;&seg JSR2`
Renamed PEK/POK to LDZ/STZ 2021-05-11 18:14:52 +00:00			`.circle/y LDZ2 .circle/x LDZ2 -- GTS2 ,&loop JCN`
Added circle to shapes 2021-03-22 16:42:48 +00:00			`RTN`
Ported projects to new assembler syntax All these programs tested working, except for left, which compiles but doesn't run properly. 2021-04-23 14:34:03 +00:00			`&seg`
Renamed PEK/POK to LDZ/STZ 2021-05-11 18:14:52 +00:00			`.circle/xc LDZ2 .circle/x LDZ2 ADD2 .Screen/x DEO2 .circle/yc LDZ2 .circle/y LDZ2 ADD2 .Screen/y DEO2 .color LDZ .Screen/color DEO`
			`.circle/xc LDZ2 .circle/x LDZ2 SUB2 .Screen/x DEO2 .circle/yc LDZ2 .circle/y LDZ2 ADD2 .Screen/y DEO2 .color LDZ .Screen/color DEO`
			`.circle/xc LDZ2 .circle/x LDZ2 ADD2 .Screen/x DEO2 .circle/yc LDZ2 .circle/y LDZ2 SUB2 .Screen/y DEO2 .color LDZ .Screen/color DEO`
			`.circle/xc LDZ2 .circle/x LDZ2 SUB2 .Screen/x DEO2 .circle/yc LDZ2 .circle/y LDZ2 SUB2 .Screen/y DEO2 .color LDZ .Screen/color DEO`
			`.circle/xc LDZ2 .circle/y LDZ2 ADD2 .Screen/x DEO2 .circle/yc LDZ2 .circle/x LDZ2 ADD2 .Screen/y DEO2 .color LDZ .Screen/color DEO`
			`.circle/xc LDZ2 .circle/y LDZ2 SUB2 .Screen/x DEO2 .circle/yc LDZ2 .circle/x LDZ2 ADD2 .Screen/y DEO2 .color LDZ .Screen/color DEO`
			`.circle/xc LDZ2 .circle/y LDZ2 ADD2 .Screen/x DEO2 .circle/yc LDZ2 .circle/x LDZ2 SUB2 .Screen/y DEO2 .color LDZ .Screen/color DEO`
			`.circle/xc LDZ2 .circle/y LDZ2 SUB2 .Screen/x DEO2 .circle/yc LDZ2 .circle/x LDZ2 SUB2 .Screen/y DEO2 .color LDZ .Screen/color DEO`
Added circle to shapes 2021-03-22 16:42:48 +00:00
			`RTN`

Optimizing drawing routines 2021-04-14 19:11:01 +00:00			`@cover-pattern ( addr color -- )`

Renamed PEK/POK to LDZ/STZ 2021-05-11 18:14:52 +00:00			`( load ) .color STZ .Screen/addr DEO2`
Ported projects to new assembler syntax All these programs tested working, except for left, which compiles but doesn't run properly. 2021-04-23 14:34:03 +00:00			`#0000 .Screen/height DEI2`
			`&ver`
			`( save ) OVR2 .Screen/y DEO2`
			`#0000 .Screen/width DEI2`
			`&hor`
			`( save ) OVR2 .Screen/x DEO2`
Renamed PEK/POK to LDZ/STZ 2021-05-11 18:14:52 +00:00			`( draw ) .color LDZ .Screen/color DEO`
Optimised MUL2 by powers of 2 to SFT2 2021-05-24 21:52:11 +00:00			`( incr ) SWP2 8++ SWP2`
JNZ is now JCN 2021-05-11 18:12:07 +00:00			`OVR2 OVR2 LTH2 ,&hor JCN`
Optimizing drawing routines 2021-04-14 19:11:01 +00:00			`POP2 POP2`
Optimised MUL2 by powers of 2 to SFT2 2021-05-24 21:52:11 +00:00			`( incr ) SWP2 8++ SWP2`
JNZ is now JCN 2021-05-11 18:12:07 +00:00			`OVR2 OVR2 LTH2 ,&ver JCN`
Optimizing drawing routines 2021-04-14 19:11:01 +00:00			`POP2 POP2`

			`RTN`

Ported automata 2021-05-15 20:09:11 +00:00			`@line-hor ( x0* x1* y* color -- )`

			`STH .Screen/y DEO2`
			`&loop`
			`( save ) OVR2 .Screen/x DEO2`
			`( draw ) STHkr .Screen/color DEO`
			`( incr ) SWP2 #0002 ++ SWP2`
			`LTH2k ,&loop JCN`
			`POP2 POP2 POPr`

			`RTN`

			`@line-ver ( x* y0* y1* color -- )`

			`STH ROT2 .Screen/x DEO2`
			`&loop`
			`( save ) OVR2 .Screen/y DEO2`
			`( draw ) STHkr .Screen/color DEO`
			`( incr ) SWP2 #0002 ++ SWP2`
			`LTH2k ,&loop JCN`
			`POP2 POP2 POPr`

			`RTN`

Optimizing drawing routines 2021-04-14 19:11:01 +00:00			`@checker_icn [ f0f0 f0f0 0f0f 0f0f ]`