mirror of
https://git.sr.ht/~rabbits/uxn
synced 2024-11-28 00:33:02 +00:00
177 lines
3.9 KiB
Tal
177 lines
3.9 KiB
Tal
( dev/screen )
|
|
|
|
%RTN { JMP2r }
|
|
%2/ { #01 SFT }
|
|
%4/ { #02 SFT }
|
|
|
|
( 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 &pad $2 &x $2 &y $2 &addr $2 &pixel $1 &sprite $1 ]
|
|
|
|
( variables )
|
|
|
|
|0000
|
|
|
|
@count $2
|
|
@center
|
|
&x $2 &y $2
|
|
|
|
( init )
|
|
|
|
|0100 ( -> )
|
|
|
|
( vector )
|
|
;on-frame .Screen/vector DEO2
|
|
|
|
( theme )
|
|
#f07f .System/r DEO2
|
|
#f0e0 .System/g DEO2
|
|
#f0c0 .System/b DEO2
|
|
|
|
( find screen center )
|
|
.Screen/width DEI2 #01 SFT2 #0020 SUB2 .center/x STZ2
|
|
.Screen/height DEI2 #01 SFT2 .center/y STZ2
|
|
|
|
( draw )
|
|
;draw-table JSR2
|
|
;draw-sprites JSR2
|
|
;draw-1bpp JSR2
|
|
;draw-2bpp JSR2
|
|
;draw-pixels JSR2
|
|
|
|
BRK
|
|
|
|
@on-frame ( -> )
|
|
|
|
.count LDZ2 INC2 [ DUP2 ] .count STZ2
|
|
|
|
.center/x LDZ2 #0048 ADD2 .Screen/x DEO2
|
|
.center/y LDZ2 #0050 SUB2 .Screen/y DEO2
|
|
|
|
( color ) #01 STH
|
|
|
|
SWP
|
|
DUP #04 SFT [ #00 SWP ] #30 SFT2 ;font-hex ADD2 .Screen/addr DEO2
|
|
( draw ) STHkr .Screen/sprite DEO
|
|
#0f AND [ #00 SWP ] #30 SFT2 ;font-hex ADD2 .Screen/addr DEO2
|
|
.Screen/x DEI2 #0008 ADD2 .Screen/x DEO2
|
|
( draw ) STHkr .Screen/sprite DEO
|
|
DUP #04 SFT [ #00 SWP ] #30 SFT2 ;font-hex ADD2 .Screen/addr DEO2
|
|
.Screen/x DEI2 #0008 ADD2 .Screen/x DEO2
|
|
( draw ) STHkr .Screen/sprite DEO
|
|
#0f AND [ #00 SWP ] #30 SFT2 ;font-hex ADD2 .Screen/addr DEO2
|
|
.Screen/x DEI2 #0008 ADD2 .Screen/x DEO2
|
|
( draw ) STHr .Screen/sprite DEO
|
|
|
|
BRK
|
|
|
|
@draw-table ( -- )
|
|
|
|
#10 #00
|
|
&loop
|
|
DUP #30 SFT #00 SWP ;font-hex ADD2 .Screen/addr DEO2
|
|
( x-axis )
|
|
DUP #30 SFT #00 SWP
|
|
.center/x LDZ2 #0040 SUB2 ADD2 .Screen/x DEO2
|
|
.center/y LDZ2 #0050 SUB2 .Screen/y DEO2
|
|
( draw ) #01 .Screen/sprite DEO
|
|
( y-axis )
|
|
DUP #30 SFT #00 SWP
|
|
.center/y LDZ2 #0040 SUB2 ADD2 .Screen/y DEO2
|
|
.center/x LDZ2 #0050 SUB2 .Screen/x DEO2
|
|
( draw ) #01 .Screen/sprite DEO
|
|
INC GTHk ,&loop JCN
|
|
POP2
|
|
|
|
RTN
|
|
|
|
@draw-sprites ( -- )
|
|
|
|
;preview_icn .Screen/addr DEO2
|
|
#00 #00
|
|
&loop
|
|
( move ) DUP #0f AND #40 SFT 2/ #00 SWP
|
|
.center/x LDZ2 #0040 SUB2 ADD2 .Screen/x DEO2
|
|
( move ) DUP #f0 AND 2/ #00 SWP
|
|
.center/y LDZ2 #0040 SUB2 ADD2 .Screen/y DEO2
|
|
( draw ) DUP .Screen/sprite DEO
|
|
INC NEQk ,&loop JCN
|
|
POP2
|
|
|
|
RTN
|
|
|
|
@draw-1bpp ( -- )
|
|
|
|
#10 #00
|
|
&loop
|
|
( color ) STHk
|
|
( y ) DUP 4/ [ #00 SWP ] #40 SFT2
|
|
[ .center/y LDZ2 #0040 SUB2 ADD2 ] STH2
|
|
( x ) DUP #03 AND [ #00 SWP ] #40 SFT2 #0040 ADD2
|
|
[ .center/x LDZ2 #0008 ADD2 ADD2 ]
|
|
STH2r STHr #00 ;draw-circle JSR2
|
|
INC GTHk ,&loop JCN
|
|
POP2
|
|
|
|
RTN
|
|
|
|
@draw-2bpp ( -- )
|
|
|
|
#10 #00
|
|
&loop
|
|
( color ) STHk
|
|
( y ) DUP 4/ [ #00 SWP ] #40 SFT2
|
|
[ .center/y LDZ2 ADD2 ] STH2
|
|
( x ) DUP #03 AND [ #00 SWP ] #40 SFT2 #0040 ADD2
|
|
[ .center/x LDZ2 #0008 ADD2 ADD2 ]
|
|
STH2r STHr #80 ;draw-circle JSR2
|
|
INC GTHk ,&loop JCN
|
|
POP2
|
|
|
|
RTN
|
|
|
|
@draw-circle ( x* y* color depth -- )
|
|
|
|
ADD STH
|
|
;preview_icn .Screen/addr DEO2
|
|
.Screen/y DEO2
|
|
.Screen/x DEO2
|
|
|
|
#00 STHkr ADD .Screen/sprite DEO
|
|
.Screen/x DEI2 #0008 ADD2 .Screen/x DEO2
|
|
#10 STHkr ADD .Screen/sprite DEO
|
|
.Screen/x DEI2 #0008 SUB2 .Screen/x DEO2
|
|
.Screen/y DEI2 #0008 ADD2 .Screen/y DEO2
|
|
#20 STHkr ADD .Screen/sprite DEO
|
|
.Screen/x DEI2 #0008 ADD2 .Screen/x DEO2
|
|
#30 STHr ADD .Screen/sprite DEO
|
|
|
|
RTN
|
|
|
|
@draw-pixels ( -- )
|
|
|
|
.center/y LDZ2 #0040 SUB2 .Screen/y DEO2
|
|
.center/x LDZ2 #0048 ADD2 .Screen/x DEO2
|
|
#00 .Screen/pixel DEO
|
|
.center/x LDZ2 #0049 ADD2 .Screen/x DEO2
|
|
#01 .Screen/pixel DEO
|
|
.center/x LDZ2 #004a ADD2 .Screen/x DEO2
|
|
#02 .Screen/pixel DEO
|
|
.center/x LDZ2 #004b ADD2 .Screen/x DEO2
|
|
#03 .Screen/pixel DEO
|
|
|
|
RTN
|
|
|
|
@preview_icn [
|
|
0f38 675f dfbf bfbf 0007 1820 2344 4848
|
|
|
|
@font-hex
|
|
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
|