uxn-utils/cli/tgachr/tgachr.tal

181 lines
3.2 KiB
Tal

( uxncli tgachr.rom file.tga )
|10 @Console &vector $2 &read $1 &pad $4 &type $1 &write $1 &error $1
|a0 @File &vector $2 &success $2 &stat $2 &delete $1 &append $1 &name $2 &length $2 &read $2 &write $2
|0000
@src $40
|0100
@on-reset ( -> )
.Console/type DEI ?{
;dict/usage <perr>
#010f DEO
BRK }
;await-src .Console/vector DEO2
BRK
@await-src ( -> )
.Console/read DEI .src skey ?on-ready
BRK
@on-ready ( -> )
;src <pstr>
#0a18 DEO
#800f DEO
BRK
@<save> ( -- )
JMP2r
(
@|tga )
@<open-tga> ( name* -- )
.File/name DEO2
#0012 .File/length DEO2
;tga .File/read DEO2
( | update name )
;src ;dict/chr-ext OVR2 scap/ #0004 SUB2 <scpy>
( | flip endianness )
;tga/x STH2k LDA2 SWP STH2r STA2
;tga/y STH2k LDA2 SWP STH2r STA2
;tga/w STH2k LDA2 SWP STH2r STA2
;tga/h STH2k LDA2 SWP STH2r STA2
( | get parser )
;tga/image-type LDA
( ) DUP #02 EQU ?&rawt
( ) DUP #03 EQU ?&rawm
POP
( | error )
;&error-txt <pstr>/
#00 ;tga/image-type LDA DUP ADD ;tga-types ADD2 LDA2 <pstr>/
#0a18 DEO
JMP2r
&rawt ( type -- )
POP ;tga-rawt #0004 !parse-tga
&rawm ( type -- )
POP ;tga-rawm #0001 !parse-tga
&error-txt ( err )
"Unsupported 20 "image-type: 20 $1
@parse-tga ( filter* length* -- )
( | cache size )
.File/length DEO2
,&filter STR2
;tga/w LDA2 ,&w STR2
( | paint )
#0000 [ LIT2r 0000 ]
&stream ( -- )
;&pixel feof ?&end
STH2kr ;&pixel [ LIT2 &filter $2 ] JSR2 <set-pixel>
POP2 INC2 DUP2 [ LIT2 &w $2 ] NEQ2 ?&stream
( lb ) POP2 #0000 INC2r !&stream
&end POP2 POP2r !<save>
&pixel $4
@tga-types-txts &null "missing-type $1
&rawc "RAW-color $1
&rawt "RAW-true $1
&rawm "RAW-mono $1
&rlec "RLE-color $1
&rlet "RLE-true $1
&rlem "RLE-mono $1
&void "unknown-type $1
@tga-types [
=tga-types-txts/null =tga-types-txts/rawc
=tga-types-txts/rawt =tga-types-txts/rawm
=tga-types-txts/void =tga-types-txts/void
=tga-types-txts/void =tga-types-txts/void
=tga-types-txts/void =tga-types-txts/rlec
=tga-types-txts/rlet =tga-types-txts/rlem ]
(
@|filters )
@tga-rawt ( rgba* -- color )
STH2
( b ) #00 LDAkr STHr INC2r
( g ) #00 LDAkr STHr INC2r
( r ) #00 LDAr STHr
( res ) ADD2 ADD2 #0003 DIV2 NIP #06 SFT #03 SWP SUB JMP2r
@tga-rawm ( grey* -- color )
( res ) LDA #06 SFT JMP2r
(
@|stdlib )
@scap ( str* -- end* )
&w ( -- )
INC2 & LDAk ?&w
JMP2r
@<scpy> ( src* dst* -- )
STH2
&w ( -- )
LDAk #00 STH2kr STA2
INC2r INC2 LDAk ?&w
POP2 POP2r JMP2r
@sput ( chr str* -- )
scap ROT #00 SWP2 STA2
JMP2r
@skey ( key buf -- proc )
OVR #21 LTH ?&eval
#00 SWP sput #00 JMP2r
&eval POP2 #01 JMP2r
@feof ( buf* -- eof )
.File/read DEO2
.File/success DEI2 #0000 EQU2 JMP2r
@<pstr> ( str* -- )
&w ( -- )
LDAk #18 DEO
INC2 & LDAk ?&w
POP2 JMP2r
@<perr> ( str* -- )
&w ( -- )
LDAk #19 DEO
INC2 LDAk ?&w
POP2 JMP2r
@<emit-long> ( a* b* -> )
SWP2 <emit-long>/s
&s ( -- )
SWP <emit-long>/b
&b ( -- )
DUP #04 SFT <emit-long>/c
&c ( -- )
#0f AND DUP #09 GTH #27 MUL ADD #30 ADD #18 DEO
JMP2r
(
@|memory )
@dict &usage "usage: 20 "checksum.rom 20 "input.bin 0a $1
&icn-ext ".icn $1
&chr-ext ".chr $1
&tga-ext ".tga $1
@tga &id-length $1
&color-map $1
&image-type $1
&map $5
&position &x $2
&y $2
&size &w $2
&h $2
&depth $1
&descriptor $1
@pict