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(mouse.tal) Something fun!

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This commit is contained in:
Devine Lu Linvega 2022-07-16 11:54:16 -07:00
parent 982f0180e4
commit 861c8494a8
1 changed files with 78 additions and 14 deletions
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92
projects/examples/devices/mouse.tal
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@ -9,18 +9,31 @@
@line
&x $2 &y $2 &dx $2 &dy $2 &e1 $2
@length $2
@frame $2
@pen
&x $2 &y $2 &x2 $2 &y2 $2
@pointer
&x $2 &y $2 &lastx $2 &lasty $2 &state $1
|0100 ( -> )
( theme )
#a0f0 .System/r DEO2
#40ff .System/g DEO2
#60ff .System/b DEO2
#4cfd .System/r DEO2
#4cf3 .System/g DEO2
#dcf2 .System/b DEO2
( vectors )
;on-mouse .Mouse/vector DEO2
;on-frame .Screen/vector DEO2
BRK
@on-frame ( -> )
.Mouse/state DEI ,&skip JCN
;run DUP2 JSR2 JSR2
&skip
BRK
@ -34,7 +47,7 @@ BRK
( draw new cursor )
.Mouse/x DEI2 DUP2 .pointer/x STZ2 .Screen/x DEO2
.Mouse/y DEI2 DUP2 .pointer/y STZ2 .Screen/y DEO2
#43 .Mouse/state DEI #00 NEQ DUP ADD SUB .Screen/sprite DEO
#42 .Mouse/state DEI #00 NEQ ADD .Screen/sprite DEO
( on down )
.Mouse/state DEI #00 NEQ .pointer/state LDZ #00 EQU AND ,on-mouse-down JCN
( on drag )
@ -45,6 +58,8 @@ BRK
@on-mouse-down ( -> )
#0000 DUP2 .length STZ2 .frame STZ2
;clear-screen JSR2
( record start position )
.Mouse/x DEI2 DUP2 .pointer/x STZ2 .pointer/lastx STZ2
.Mouse/y DEI2 DUP2 .pointer/y STZ2 .pointer/lasty STZ2
@ -53,36 +68,65 @@ BRK
BRK
@on-mouse-drag ( -> )
( record )
;stroke .length LDZ2 #20 SFT2 ADD2 STH2
.pointer/x LDZ2 .pointer/lastx LDZ2 SUB2 STH2kr STA2
.pointer/y LDZ2 .pointer/lasty LDZ2 SUB2 STH2r INC2 INC2 STA2
( move ptr )
.length LDZ2 INC2 .length STZ2
( draw line )
.pointer/lastx LDZ2
.pointer/lasty LDZ2
.pointer/x LDZ2
.pointer/y LDZ2
.Mouse/state DEI INC
;draw-line JSR2
#01
;draw-line JSR2
( record last position )
.Mouse/x DEI2 .pointer/lastx STZ2
.Mouse/y DEI2 .pointer/lasty STZ2
.Mouse/x DEI2
DUP2 .pointer/lastx STZ2
DUP2 .pen/x STZ2
.pen/x2 STZ2
.Mouse/y DEI2
DUP2 .pointer/lasty STZ2
DUP2 .pen/y STZ2
.pen/y2 STZ2
.Mouse/state DEI .pointer/state STZ
BRK
@run ( -- )
( read )
;stroke .frame LDZ2 #20 SFT2 ADD2 STH2
.pen/x LDZ2 STH2kr LDA2 ADD2 .pen/x STZ2
.pen/y LDZ2 STH2r INC2 INC2 LDA2 ADD2 .pen/y STZ2
( line )
.pen/x LDZ2 .pen/y LDZ2
.pen/x2 LDZ2 .pen/y2 LDZ2
.frame LDZ2 #01 SFT2 NIP #01 AND INC ;draw-line JSR2
( history )
.pen/x LDZ2 .pen/x2 STZ2
.pen/y LDZ2 .pen/y2 STZ2
( incr frame )
.frame LDZ2 INC2 .length LDZ2 INC2 ( mod2 ) DIV2k MUL2 SUB2 .frame STZ2
JMP2r
@draw-line ( x1* y1* x2* y2* color -- )
( load ) STH ,&y STR2 ,&x STR2 .line/y STZ2 .line/x STZ2
,&x LDR2 .line/x LDZ2 SUB2 ;abs2 JSR2 .line/dx STZ2
#0000 ,&y LDR2 .line/y LDZ2 SUB2 ;abs2 JSR2 SUB2 .line/dy STZ2
#ffff #00 .line/x LDZ2 ,&x LDR2 ;lts2 JSR2 #10 SFT2 ADD2 ,&sx STR2
#ffff #00 .line/y LDZ2 ,&y LDR2 ;lts2 JSR2 #10 SFT2 ADD2 ,&sy STR2
#ffff #00 .line/x LDZ2 ,&x LDR2 ;lts2 JSR2 DUP2 ADD2 ADD2 ,&sx STR2
#ffff #00 .line/y LDZ2 ,&y LDR2 ;lts2 JSR2 DUP2 ADD2 ADD2 ,&sy STR2
.line/dx LDZ2 .line/dy LDZ2 ADD2 .line/e1 STZ2
&loop
.line/x LDZ2 DUP2 .Screen/x DEO2 [ LIT2 &x $2 ] EQU2
.line/y LDZ2 DUP2 .Screen/y DEO2 [ LIT2 &y $2 ] EQU2
STHkr .Screen/pixel DEO
AND ,&end JCN
.line/e1 LDZ2 #10 SFT2 DUP2
.line/e1 LDZ2 DUP2 ADD2 DUP2
.line/dy LDZ2 ;lts2 JSR2 ,&skipy JCN
.line/e1 LDZ2 .line/dy LDZ2 ADD2 .line/e1 STZ2
.line/x LDZ2 [ LIT2 &sx $2 ] ADD2 .line/x STZ2
@ -101,4 +145,24 @@ JMP2r
@lts2 #8000 STH2k ADD2 SWP2 STH2r ADD2 GTH2 JMP2r
@gts2 #8000 STH2k ADD2 SWP2 STH2r ADD2 LTH2 JMP2r
@pointer-icn 80c0 e0f0 f8e0 1000
@clear-screen ( -- )
.Screen/height DEI2 #03 SFT2 NIP #00
&y
#00 OVR #30 SFT2 .Screen/y DEO2
.Screen/width DEI2 #03 SFT2 NIP #00
&x
#00 OVR #30 SFT2 .Screen/x DEO2
#00 .Screen/sprite DEO
INC GTHk ,&x JCN
POP2
INC GTHk ,&y JCN
POP2
JMP2r
@pointer-icn
80c0 e0f0 f8e0 1000
@stroke