( Screen:
	Draws a table of all possible sprite arrangements. )

|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

|0000

	@center &x $2 &y $2

|0100 ( -> )
	
	( vector )
	;on-frame .Screen/vector DEO2
	( theme )
	#f07f .System/r DEO2
	#f0e0 .System/g DEO2
	#f0c0 .System/b DEO2
	( gba screen size 00f0 x 00a0 )
	( nds screen size 0100 x 00c0 )
	#0100 .Screen/width DEO2
	#00b0 .Screen/height DEO2
	( find screen center )
	.Screen/width DEI2 #01 SFT2 .center/x STZ2
	.Screen/height DEI2 #01 SFT2 .center/y STZ2
	( draw )
	;draw-size JSR2
	;draw-sprites JSR2
	;draw-1bpp JSR2
	;draw-2bpp JSR2

BRK

(
@|vectors )

@on-frame ( -> )

	.center/x LDZ2 #0070 SUB2 .Screen/x DEO2
	.center/y LDZ2 #0048 SUB2 .Screen/y DEO2
	;anim-chr #00 [ LIT &f $1 ] INCk ,&f STR 
		#02 SFT #07 AND #40 SFT ADD2 .Screen/addr DEO2
	#81 .Screen/sprite DEO

BRK

(
@|drawing )

@draw-sprites ( -- )
	
	( horizontal )
	.center/x LDZ2 #0060 SUB2 .Screen/x DEO2
	.center/y LDZ2 #0048 SUB2 .Screen/y DEO2
	;font-icn .Screen/addr DEO2
	#f6 .Screen/auto DEO
	#01 .Screen/sprite DEO
	( vertical )
	.center/x LDZ2 #0070 SUB2 .Screen/x DEO2
	.center/y LDZ2 #0038 SUB2 .Screen/y DEO2
	;font-icn .Screen/addr DEO2
	#f5 .Screen/auto DEO
	#01 .Screen/sprite DEO
	( table )
	#00 .Screen/auto DEO
	;preview-chr .Screen/addr DEO2
	#00
	&loop
		( move ) #00 OVR #0f AND #30 SFT
			.center/x LDZ2 #0060 SUB2 ADD2 .Screen/x DEO2
		( move ) #00 OVR #f0 AND #01 SFT
			.center/y LDZ2 #0038 SUB2 ADD2 .Screen/y DEO2
		( draw ) DUP .Screen/sprite DEO
		INC DUP ,&loop JCN
	POP
	
JMP2r

@draw-1bpp ( -- )

	#1000
	&loop
		( color ) STHk
		( y ) #00 OVR #42 SFT2
			.center/y LDZ2 #0038 SUB2 ADD2 STH2
		( x ) #00 OVR #03 AND #40 SFT2 #0040 ADD2
			.center/x LDZ2 #0010 SUB2 ADD2
		STH2r STHr #00 ,draw-circle JSR
		INC GTHk ,&loop JCN
	POP2
	
JMP2r

@draw-2bpp ( -- )

	#1000
	&loop
		( color ) STHk
		( y ) #00 OVR #42 SFT2
			.center/y LDZ2 #0008 ADD2 ADD2 STH2
		( x ) #00 OVR #03 AND #40 SFT2 #0040 ADD2
			.center/x LDZ2 #0010 SUB2 ADD2
		STH2r STHr #80 ,draw-circle JSR
		INC GTHk ,&loop JCN
	POP2
	
JMP2r

@draw-circle ( x* y* color depth -- )
	
	ADD STH
	;preview-chr .Screen/addr DEO2
	.Screen/y DEO2
	.Screen/x DEO2
	#01 .Screen/auto DEO
	STHr .Screen/sprite DEOk
	#02 .Screen/auto DEO
	SWP #10 ADD SWP DEOk
	.Screen/x DEI2k #0008 SUB2 ROT DEO2
	#01 .Screen/auto DEO
	SWP #10 ADD SWP DEOk
	SWP #10 ADD SWP DEO

JMP2r

@draw-size ( -- )

	#01 .Screen/auto DEO
	.center/x LDZ2 #0030 ADD2 .Screen/x DEO2
	.center/y LDZ2 #0048 SUB2 .Screen/y DEO2
	.Screen/width DEI2 ;draw-dec JSR2
	;x-icn .Screen/addr DEO2
	#01 .Screen/sprite DEO
	.Screen/height DEI2

@draw-dec ( short* -- )

	#00 ,&z STR
	#2710 ,&parse JSR
	#03e8 ,&parse JSR
	#0064 ,&parse JSR
	#000a ,&parse JSR
	NIP
	&emit
		DUP [ LIT &z $1 ] EQU ,&skip JCN
			#ff ,&z STR #00 OVR #30 SFT ;font-icn ADD2 .Screen/addr DEO2
			#01 .Screen/sprite DEO
			&skip
	POP

JMP2r
	&parse DIV2k DUP ,&emit JSR MUL2 SUB2 JMP2r

(
@|assets )

@x-icn [
	0000 0018 1800 0000 ]
@preview-chr [
	0f38 675f dfbf bfbf 0007 1820 2344 4848 ]
@font-icn ( 0-f ) [
	007c 8282 8282 827c 0030 1010 1010 1010
	007c 8202 7c80 80fe 007c 8202 1c02 827c
	000c 1424 4484 fe04 00fe 8080 7c02 827c
	007c 8280 fc82 827c 007c 8202 1e02 0202
	007c 8282 7c82 827c 007c 8282 7e02 827c
	007c 8202 7e82 827e 00fc 8282 fc82 82fc
	007c 8280 8080 827c 00fc 8282 8282 82fc
	007c 8280 f080 827c 007c 8280 f080 8080 [
@anim-chr [
	0000 0018 1800 0000 c381 0000 0000 81c3 0000 183c 3c18 0000 0000 0000 0000 0000 
	0018 3c7e 7e3c 1800 0000 0000 0000 0000 3c7e ffe7 e7ff 7e3c 0000 0018 1800 0000 
	ffff e7c3 c3e7 ffff 0000 183c 3c18 0000 ffe7 c381 81c3 e7ff 0018 3c7e 7e3c 1800 
	c381 0000 0000 81c3 3c7e ffe7 e7ff 7e3c 0000 0000 0000 0000 ffff e7c3 c3e7 ffff 
	0000 0000 0000 0000 ffe7 c381 81c3 e7ff ]