Various optimization to noodle

This commit is contained in:
neauoire 2021-03-28 20:50:32 -07:00
parent c7644f90c1
commit 59cf8edeca
1 changed files with 162 additions and 197 deletions

View File

@ -22,20 +22,19 @@
%++ { #0001 ADD2 } %-- { #0001 SUB2 }
%2/ { #0001 SFT2 }
%8/ { #0003 SFT2 } %8* { #0030 SFT2 }
%8+ { #0008 ADD2 } %8- { #0008 SUB2 }
%8+ { #0008 ADD2 }
%FILESIZE { ~canvas.w ~canvas.h MUL2 #0008 MUL2 }
( variables )
;cursor { x 2 y 2 x0 2 y0 2 dx 2 dy 2 }
;brush { tool 1 size 1 patt 1 drag 1 last 1 oper 2 }
;zoom { active 1 x 2 y 2 }
( interface )
;toolpane { x1 2 y1 2 x2 2 y2 2 }
;pattpane { x1 2 y1 2 x2 2 y2 2 }
;sizepane { x1 2 y1 2 x2 2 y2 2 }
;viewpane { x1 2 y1 2 x2 2 y2 2 }
;canvas { x1 2 y1 2 x2 2 y2 2 w 2 h 2 }
;rect { x1 2 y1 2 x2 2 y2 2 }
;line { x1 2 y1 2 x2 2 y2 2 sx 2 sy 2 dx 2 dy 2 e1 2 e2 2 }
;origin { x1 2 y1 2 x2 2 y2 2 }
@ -44,7 +43,8 @@
;pt1 { x 2 y 2 }
;pt2 { x 2 y 2 } ( paint-rect )
;px { x 1 y 1 }
;document { state 1 edit 1 namelength 1 name 20 }
;document { state 1 edit 1 }
;path { length 1 name 20 }
;timer { byte 1 }
( devices )
@ -52,53 +52,46 @@
|0100 ;Console { pad 8 char 1 byte 1 short 2 string 2 }
|0110 ;Screen { width 2 height 2 pad 4 x 2 y 2 color 1 }
|0120 ;Sprite { pad 8 x 2 y 2 addr 2 color 1 }
|0130 ;Controller { buttons 1 }
|0130 ;Controller { p1 1 }
|0140 ;Keys { key 1 }
|0150 ;Mouse { x 2 y 2 state 1 chord 1 }
|0160 ;File { pad 8 name 2 length 2 load 2 save 2 }
|01F0 ;System { pad 8 r 2 g 2 b 2 }
|0200 ,RESET JMP2
|0204 ,ERROR JMP2
|0208 ,FRAME JMP2
( program )
@RESET
@RESET ( -- )
( theme ) #e0fd =System.r #30fd =System.g #30fd =System.b
( theme )
#e0fd =System.r #30fd =System.g #30fd =System.b
( default canvas )
#002a =canvas.w #001a =canvas.h
( default brush )
#04 =brush.size
#00 =brush.patt
#00 =brush.tool
#04 =brush.size #00 =brush.patt #00 =brush.tool
( load file )
,document.name ,load-file JSR2
,path.name ,load-file JSR2
( setup panes )
#0010 =toolpane.x1 #0010 =toolpane.y1
~Screen.width #0050 SUB2 =pattpane.x1 #0010 =pattpane.y1
#0040 =sizepane.x1 #0010 =sizepane.y1
~Screen.width #0078 SUB2 =viewpane.x1 #0010 =viewpane.y1
#0010 =toolpane.x1 #0010 =toolpane.y1 ~toolpane.x1 #0028 ADD2 =toolpane.x2 ~toolpane.y1 #0008 ADD2 =toolpane.y2
#0040 =sizepane.x1 #0010 =sizepane.y1 ~sizepane.x1 #0040 ADD2 =sizepane.x2 ~sizepane.y1 #0008 ADD2 =sizepane.y2
~Screen.width #0078 SUB2 =viewpane.x1 #0010 =viewpane.y1 ~viewpane.x1 #0020 ADD2 =viewpane.x2 ~viewpane.y1 #0008 ADD2 =viewpane.y2
~Screen.width #0050 SUB2 =pattpane.x1 #0010 =pattpane.y1 ~pattpane.x1 #0040 ADD2 =pattpane.x2 ~pattpane.y1 #0008 ADD2 =pattpane.y2
~toolpane.x1 #0028 ADD2 =toolpane.x2 ~toolpane.y1 #0008 ADD2 =toolpane.y2
~pattpane.x1 #0040 ADD2 =pattpane.x2 ~pattpane.y1 #0008 ADD2 =pattpane.y2
~sizepane.x1 #0040 ADD2 =sizepane.x2 ~sizepane.y1 #0008 ADD2 =sizepane.y2
~viewpane.x1 #0020 ADD2 =viewpane.x2 ~viewpane.y1 #0008 ADD2 =viewpane.y2
( center canvas )
( ready. )
,center JSR2
,clear JSR2
BRK
@FRAME
@FRAME ( -- )
~document.edit #01 EQU ,on-document-edit JNZ2
~document.edit #01 EQU ,on-rename JNZ2
,draw-cursor JSR2
@ -108,10 +101,7 @@ BRK
~canvas.x1 -- ~canvas.y1 -- ~canvas.x2 ~canvas.y2 #10 ,line-rect JSR2
,draw-background JSR2
,fit-canvas JSR2
,draw-toolpane JSR2
,draw-pattpane JSR2
,draw-sizepane JSR2
,draw-viewpane JSR2
,draw-foreground JSR2
#00 =brush.drag
$no-release
@ -243,18 +233,17 @@ BRK
~Mouse.y STEP8 ~Screen.height #0010 SUB2 NEQ2 ^$no-touch-background JNZ
~Mouse.x ~Screen.width #0020 SUB2 SUB2 8/
DUP2 #0000 NEQ2 ^$no-clear-button JNZ
,center JSR2
,clear JSR2
#01 =document.edit
( release ) #00 =Mouse.state
$no-clear-button
DUP2 #0001 NEQ2 ^$no-load-button JNZ
,document.name ,load-file JSR2
,path.name ,load-file JSR2
,draw-canvas JSR2
( release ) #00 =Mouse.state
$no-load-button
DUP2 #0002 NEQ2 ^$no-save-button JNZ
,document.name ,save-file JSR2
,path.name ,save-file JSR2
( release ) #00 =Mouse.state
$no-save-button
POP2
@ -265,7 +254,8 @@ BRK
$no-touch
~Controller.buttons #f0 AND
~Controller.p1 #00 EQU ,$no-ctrl JNZ2
~Controller.p1 #f0 AND
DUP #04 SFT #01 AND #01 NEQ ^$no-up JNZ
( move ) ~zoom.y -- =zoom.y $no-up
DUP #05 SFT #01 AND #01 NEQ ^$no-down JNZ
@ -275,6 +265,7 @@ BRK
DUP #07 SFT #01 AND #01 NEQ ^$no-right JNZ
( move ) ~zoom.x ++ =zoom.x $no-right
#00 EQU #04 JNZ ,draw-canvas JSR2
$no-ctrl
~Keys #00 EQU ,$no-keys JNZ2
~Keys
@ -305,44 +296,44 @@ BRK
BRK
@on-document-edit
@on-rename ( -- )
~Keys #00 EQU ,$no-keys JNZ2
~Keys #0d NEQ ,$no-enter JNZ2
( enter )
~Keys #0d NEQ ^$no-enter JNZ
#00 =document.edit
,redraw JSR2
BRK
,redraw JSR2 BRK
$no-enter
~Keys #08 NEQ ,$no-backspace JNZ2
~document.namelength #00 EQU ,$end JNZ2
( incr ) ~document.namelength #01 SUB =document.namelength
,$end JSR2
BRK
( backspace )
~Keys #08 NEQ ^$no-backspace JNZ
~path.length #00 EQU ^$end JNZ
~path.length #01 SUB =path.length
^$end JMP
$no-backspace
~document.namelength #1f EQU ,$end JNZ2
( store key ) ~Keys ,document.name #00 ~document.namelength ADD2 POK2
( incr ) ~document.namelength #01 ADD =document.namelength
( default )
~path.length #1f EQU ^$end JNZ
~Keys ,path.name #00 ~path.length ADD2 POK2
~path.length #01 ADD =path.length
$end
( store end ) #00 ,document.name #00 ~document.namelength ADD2 POK2
( release ) #00 =Keys.key
#00 ,path.name #00 ~path.length ADD2 POK2
#00 =Keys.key
$no-keys
( move ) #0008 =Sprite.x ~Screen.height #0010 SUB2 =Sprite.y
( draw ) ,document.name #01 ~timer #04 DIV #03 AND #03 MUL ADD ,draw-label JSR2
~Sprite.x 8- =Sprite.x
( draw )
#0008 =Sprite.x ~Screen.height #0010 SUB2 =Sprite.y
,path.name #01 ~timer #04 DIV #03 AND #03 MUL ADD ,draw-label JSR2
$clear
~Sprite.x 8+ =Sprite.x
#00 =Sprite.color
~Sprite.x ~Screen.width LTH2 ^$clear JNZ
~Sprite.x 8+ DUP2 =Sprite.x
~Screen.width LTH2 ^$clear JNZ
( blink timer )
~timer #01 ADD =timer
BRK
@center
@center ( -- )
( clear ) ~canvas.x1 #0002 SUB2 ~canvas.y1 #0002 SUB2 ~canvas.x2 #0002 ADD2 ~canvas.y2 #0002 ADD2 #00 ,fill-rect JSR2
( clear old )
~canvas.x1 #0002 SUB2 ~canvas.y1 #0002 SUB2 ~canvas.x2 #0002 ADD2 ~canvas.y2 #0002 ADD2 #00 ,fill-rect JSR2
,draw-background JSR2
@ -351,40 +342,19 @@ BRK
,fit-canvas JSR2
,draw-toolpane JSR2
,draw-pattpane JSR2
,draw-sizepane JSR2
,draw-viewpane JSR2
,draw-foreground JSR2
RTN
@clear
@clear ( -- )
#00 =document.namelength
,untitled_txt ,document.name
$rename
( copy src->dst ) OVR2 OVR2 SWP2 PEK2 ROT ROT POK2
( incr dst ) ++
( incr src ) SWP2 ++ SWP2
( incr len ) ~document.namelength #01 ADD =document.namelength
OVR2 PEK2 #00 NEQ ^$rename JNZ
#00 ROT ROT POK2 POP2
( erase old label )
~Screen.height #0010 SUB2 =Sprite.y
#0000 =Sprite.x
$erase
( draw ) #00 =Sprite.color
( incr ) ~Sprite.x ++ =Sprite.x
~Sprite.x ~Screen.width LTH2 ^$erase JNZ
,draw-background JSR2
( from ) ,data
( to ) ~canvas.w ~canvas.h MUL2 #0008 MUL2 ,data ADD2
( new label )
,untitled_txt ,path.name ,strcpy JSR2
#00 =path.length
( erase data )
,data FILESIZE ,data ADD2
$loop
OVR2 #00 ROT ROT POK2
( write ) OVR2 #00 ROT ROT POK2
( incr ) SWP2 #0001 ADD2 SWP2
OVR2 OVR2 LTH2 ^$loop JNZ
POP2 POP2
@ -392,15 +362,15 @@ RTN
RTN
@load-file ( path )
@load-file ( path -- )
=File.name ~canvas.w ~canvas.h MUL2 #0008 MUL2 =File.length ,data =File.load
=File.name FILESIZE =File.length ,data =File.load
RTN
@save-file
@save-file ( path -- )
=File.name ~canvas.w ~canvas.h MUL2 #0008 MUL2 =File.length ,data =File.save
=File.name FILESIZE =File.length ,data =File.save
RTN
@ -413,7 +383,7 @@ RTN
RTN
@paint-line ( x1 y1 x2 y2 )
@paint-line ( x1 y1 x2 y2 -- )
( load ) =line.y1 =line.x1 =line.y2 =line.x2
@ -446,14 +416,11 @@ RTN
$end
,draw-canvas JSR2
,draw-toolpane JSR2
,draw-pattpane JSR2
,draw-sizepane JSR2
,draw-viewpane JSR2
,draw-foreground JSR2
RTN
@paint-rect ( x1 y1 x2 y2 )
@paint-rect ( x1 y1 x2 y2 -- )
( load ) =rect.y2 =rect.x2 =rect.y1 =rect.x1
@ -480,14 +447,11 @@ RTN
~pt2.y ~rect.y2 LTS2 ^$ver JNZ
,draw-canvas JSR2
,draw-toolpane JSR2
,draw-pattpane JSR2
,draw-sizepane JSR2
,draw-viewpane JSR2
,draw-foreground JSR2
RTN
@paint-brush ( x y )
@paint-brush ( x y -- )
#0003 SUB2 =pt0.y #0003 SUB2 =pt0.x ( cursor offset )
@ -512,14 +476,11 @@ RTN
~px.y #08 LTH ^$ver JNZ
,draw-canvas JSR2
,draw-toolpane JSR2
,draw-pattpane JSR2
,draw-sizepane JSR2
,draw-viewpane JSR2
,draw-foreground JSR2
RTN
@patternize
@patternize ( -- )
~brush.patt #00 NEQ ^$noplain JNZ
#01 RTN
@ -576,7 +537,7 @@ RTN
RTN
@add-pixel ( x y )
@add-pixel ( x y -- )
=pt1.y =pt1.x
( get tile addr ) ,data ~pt1.x 8/ ~pt1.y 8/ ~canvas.w MUL2 ADD2 8* ~pt1.y MOD8 ADD2 ADD2
@ -586,7 +547,7 @@ RTN
RTN
@remove-pixel ( x y )
@remove-pixel ( x y -- )
=pt1.y =pt1.x
( get tile addr ) ,data ~pt1.x 8/ ~pt1.y 8/ ~canvas.w MUL2 ADD2 8* ~pt1.y MOD8 ADD2 ADD2
@ -598,18 +559,15 @@ RTN
( Drawing )
@redraw
@redraw ( -- )
,draw-background JSR2
,draw-canvas JSR2
,draw-toolpane JSR2
,draw-pattpane JSR2
,draw-sizepane JSR2
,draw-viewpane JSR2
,draw-foreground JSR2
RTN
@draw-canvas
@draw-canvas ( -- )
~zoom.active #01 EQU ,draw-canvas-zoom JNZ2
@ -627,7 +585,7 @@ RTN
RTN
@draw-canvas-zoom
@draw-canvas-zoom ( -- )
~zoom.y =pt1.y
~canvas.y1 =Sprite.y
@ -647,7 +605,7 @@ RTN
RTN
@draw-cursor
@draw-cursor ( -- )
~cursor.x ~Mouse.x NEQ2
~cursor.y ~Mouse.y NEQ2
@ -657,54 +615,41 @@ RTN
#0101 EQU2 RTN? ( Return if unchanged )
,blank_icn =Sprite.addr
( clear brush size )
~cursor.x #0003 SUB2 =Sprite.x
~cursor.y #0003 SUB2 =Sprite.y
#10 =Sprite.color
~cursor.x #0003 SUB2 =Sprite.x ~cursor.y #0003 SUB2 =Sprite.y #10 =Sprite.color
( clear last cursor )
~cursor.x =Sprite.x
~cursor.y =Sprite.y
#10 =Sprite.color
~cursor.x =Sprite.x ~cursor.y =Sprite.y #10 =Sprite.color
( record cursor positions )
~Mouse.x =cursor.x
~Mouse.y =cursor.y
~Mouse.x =cursor.x ~Mouse.y =cursor.y
( draw size cursor )
~brush.tool #01 NEQ ,$outside-canvas JNZ2
( do not draw size when holding alt )
~Controller #02 EQU ,$outside-canvas JNZ2
~Mouse.x CLN2r ~canvas.x1 GTH2 STH2r ~canvas.x2 LTH2 #0101 NEQ2 ,$outside-canvas JNZ2
~Mouse.y CLN2r ~canvas.y1 GTH2 STH2r ~canvas.y2 LTH2 #0101 NEQ2 ,$outside-canvas JNZ2
( do not draw size in toolpane )
~Mouse.x CLN2r ~toolpane.x1 GTH2 STH2r ~toolpane.x2 LTH2 #0101 EQU2 ~Mouse.y CLN2r ~toolpane.y1 GTH2 STH2r ~toolpane.y2 LTH2 #0101 EQU2 #0101 EQU2 ,$outside-canvas JNZ2
~Mouse.x CLN2r ~sizepane.x1 GTH2 STH2r ~sizepane.x2 LTH2 #0101 EQU2 ~Mouse.y CLN2r ~sizepane.y1 GTH2 STH2r ~sizepane.y2 LTH2 #0101 EQU2 #0101 EQU2 ,$outside-canvas JNZ2
~Mouse.x CLN2r ~pattpane.x1 GTH2 STH2r ~pattpane.x2 LTH2 #0101 EQU2 ~Mouse.y CLN2r ~pattpane.y1 GTH2 STH2r ~pattpane.y2 LTH2 #0101 EQU2 #0101 EQU2 ,$outside-canvas JNZ2
( do not draw size when holding alt )
~Controller #02 EQU ^$outside-canvas JNZ
~cursor.x #0003 SUB2 =Sprite.x
~cursor.y #0003 SUB2 =Sprite.y
~cursor.x #0003 SUB2 =Sprite.x ~cursor.y #0003 SUB2 =Sprite.y
,brush_icns #00 ~brush.size 8* ADD2 =Sprite.addr
#11 ~Mouse.state #02 MUL ADD =Sprite.color
~Mouse.state #00 EQU ^$outside-canvas JNZ
RTN
~Mouse.state #00 EQU ^$outside-canvas JNZ RTN
$outside-canvas
~cursor.x =Sprite.x
~cursor.y =Sprite.y
( draw new cursor )
~cursor.x =Sprite.x ~cursor.y =Sprite.y
,pointers_icn #00 ~Controller #02 EQU 8* ADD2 =Sprite.addr
#1f =Sprite.color
RTN
@draw-toolpane
@draw-toolpane ( -- )
( frame )
~toolpane.x1 -- ~toolpane.y1 -- ~toolpane.x2 ~toolpane.y2 #00 ,line-rect JSR2
~toolpane.x1 #0002 SUB2 ~toolpane.y1 #0002 SUB2 ~toolpane.x2 ~toolpane.y2 #01 ,line-rect JSR2
~toolpane.x1 =Sprite.x
~toolpane.y1 =Sprite.y
,tool_icns =Sprite.addr
~toolpane.x1 =Sprite.x ~toolpane.y1 =Sprite.y ,tool_icns =Sprite.addr
$loop
( draw ) #01 ~Sprite.x ~toolpane.x1 SUB2 8/ SWP POP ~brush.tool EQU #02 MUL ADD =Sprite.color
@ -720,14 +665,13 @@ RTN
RTN
@draw-pattpane
@draw-pattpane ( -- )
( frame )
~pattpane.x1 -- ~pattpane.y1 -- ~pattpane.x2 ~pattpane.y2 #00 ,line-rect JSR2
~pattpane.x1 #0002 SUB2 ~pattpane.y1 #0002 SUB2 ~pattpane.x2 ~pattpane.y2 #01 ,line-rect JSR2
~pattpane.x1 =Sprite.x
~pattpane.y1 =Sprite.y
,patt_icns =Sprite.addr
~pattpane.x1 =Sprite.x ~pattpane.y1 =Sprite.y ,patt_icns =Sprite.addr
$loop
( draw ) #01 ~Sprite.x ~pattpane.x1 SUB2 8/ SWP POP ~brush.patt EQU #02 MUL ADD =Sprite.color
@ -737,14 +681,13 @@ RTN
RTN
@draw-sizepane
@draw-sizepane ( -- )
( frame )
~sizepane.x1 -- ~sizepane.y1 -- ~sizepane.x2 ~sizepane.y2 #00 ,line-rect JSR2
~sizepane.x1 #0002 SUB2 ~sizepane.y1 #0002 SUB2 ~sizepane.x2 ~sizepane.y2 #01 ,line-rect JSR2
~sizepane.x1 =Sprite.x
~sizepane.y1 =Sprite.y
,size_icns =Sprite.addr
~sizepane.x1 =Sprite.x ~sizepane.y1 =Sprite.y ,size_icns =Sprite.addr
$loop
( draw ) #01 ~Sprite.x ~sizepane.x1 SUB2 8/ SWP POP ~brush.size EQU #02 MUL ADD =Sprite.color
@ -754,14 +697,13 @@ RTN
RTN
@draw-viewpane
@draw-viewpane ( -- )
( frame )
~viewpane.x1 -- ~viewpane.y1 -- ~viewpane.x2 ~viewpane.y2 #00 ,line-rect JSR2
~viewpane.x1 #0002 SUB2 ~viewpane.y1 #0002 SUB2 ~viewpane.x2 ~viewpane.y2 #01 ,line-rect JSR2
~viewpane.x1 =Sprite.x
~viewpane.y1 =Sprite.y
,view_icns =Sprite.addr
~viewpane.x1 =Sprite.x ~viewpane.y1 =Sprite.y ,view_icns =Sprite.addr
$loop
( draw ) #01 =Sprite.color
@ -771,25 +713,21 @@ RTN
RTN
@draw-foreground
,draw-toolpane JSR2
,draw-pattpane JSR2
,draw-sizepane JSR2
,draw-viewpane JSR2
RTN
@draw-background
( draw hor line )
#0000 =Screen.x ~Screen.height #0002 DIV2 =Screen.y
#0000 ~Screen.width ( from/to )
$draw-hor
( draw ) #01 =Screen.color
( incr ) SWP2 #0002 ADD2 DUP2 =Screen.x SWP2
OVR2 OVR2 LTH2 ^$draw-hor JNZ
POP2 POP2
#0000 ~Screen.width ~Screen.height #0002 DIV2 ,line-horizontal-dotted JSR2
( draw ver line )
~Screen.width #0002 DIV2 =Screen.x #0000 =Screen.y
#0000 ~Screen.height ( from/to )
$draw-ver
( draw ) #01 =Screen.color
( incr ) SWP2 #0002 ADD2 DUP2 =Screen.y SWP2
OVR2 OVR2 LTH2 ^$draw-ver JNZ
POP2 POP2
~Screen.width #0002 DIV2 #0000 ~Screen.height ,line-vertical-dotted JSR2
( draw size )
#0010 =Sprite.y
@ -803,32 +741,26 @@ RTN
( draw ) #01 =Sprite.color
~Sprite.x 8+ =Sprite.x ,font_hex ~canvas.h #0f AND #08 MUL ADD2 =Sprite.addr
( draw ) #01 =Sprite.color
( draw save/load/guides icons )
~Screen.height #0010 SUB2 =Sprite.y
~Screen.width #0020 SUB2 =Sprite.x
,filestate_icn =Sprite.addr
#01 =Sprite.color
~Sprite.x 8+ =Sprite.x
,load_icn =Sprite.addr
#01 =Sprite.color
~Sprite.x 8+ =Sprite.x
,save_icn =Sprite.addr
#01 =Sprite.color
( draw )
( filename )
#0008 =Sprite.x
,document.name #01 ,draw-label JSR2
,path.name #01 ,draw-label JSR2
RTN
( Generics )
@line-rect ( x1 y1 x2 y2 color )
@line-rect ( x1 y1 x2 y2 color -- )
( load ) =color =rect.y2 =rect.x2 DUP2 =Screen.y =rect.y1 DUP2 =Screen.x =rect.x1
$hor
@ -845,7 +777,7 @@ RTN
RTN
@fill-rect ( x1 y1 x2 y2 color )
@fill-rect ( x1 y1 x2 y2 color -- )
( load ) =color =rect.y2 =rect.x2 DUP2 =Screen.y =rect.y1 DUP2 =Screen.x =rect.x1
$ver
@ -859,7 +791,7 @@ RTN
RTN
@draw-label ( addr )
@draw-label ( addr -- )
=color
$loop
@ -872,6 +804,39 @@ RTN
RTN
@line-horizontal-dotted ( x0 x1 y -- )
=Screen.y OVR2 =Screen.x
$draw-hor
( draw ) #01 =Screen.color
( incr ) SWP2 #0002 ADD2 DUP2 =Screen.x SWP2
OVR2 OVR2 LTH2 ^$draw-hor JNZ
POP2 POP2
RTN
@line-vertical-dotted ( x y0 y1 -- )
STH2 SWP2 =Screen.x STH2r OVR2 =Screen.y
$draw-ver
( draw ) #01 =Screen.color
( incr ) SWP2 #0002 ADD2 DUP2 =Screen.y SWP2
OVR2 OVR2 LTH2 ^$draw-ver JNZ
POP2 POP2
RTN
@strcpy ( src* dst* -- )
$loop
( copy src->dst ) OVR2 OVR2 SWP2 PEK2 ROT ROT POK2
( incr dst ) ++
( incr src ) SWP2 ++ SWP2
OVR2 PEK2 #00 NEQ ^$loop JNZ
#00 ROT ROT POK2 POP2
RTN
@size_icns
[ 0000 0010 0000 0000 ]
[ 0000 1038 1000 0000 ]