Added bifurcan

build.sh

@@ -32,7 +32,7 @@ else
 fi
 
 echo "Assembling.."
-./bin/assembler projects/examples/devices/datetime.usm bin/boot.rom
+./bin/assembler projects/demos/bifurcan.usm bin/boot.rom
 
 echo "Running.."
 if [ "${2}" = '--cli' ]; 

projects/demos/bifurcan.usm

@@ -0,0 +1,178 @@
+( a blank file )
+
+%RTN { JMP2r }
+%8+ { #0008 ADD2 }
+%2/ { #0002 DIV2 }
+%MOD { DUP2 DIV MUL SUB }
+%INC { #01 ADD }
+%TOS { #00 SWP }
+
+( devices )
+
+|00 @System     [ &vector $2 &pad      $6 &r      $2 &g     $2 &b      $2 ]
+|10 @Console    [ &pad    $8 &char     $1 &byte   $1 &short $2 &string $2 ]
+|20 @Screen     [ &vector $2 &width    $2 &height $2 &pad   $2 &x      $2 &y      $2 &addr $2 &color $1 ]
+|60 @Mouse      [ &vector $2 &x       $2 &y      $2 &state $1 &chord $1 ]
+|a0 @DateTime   [ &year   $2 &month    $1 &day    $1 &hour  $1 &minute $1 &second $1 &dotw $1 &doty $2 &isdst $1 &refresh $1 ]
+
+( variables )
+
+|0000
+
+@last $1
+@color $1
+@style $1
+@pointer [ &x  $2 &y  $2 ]
+@center  [ &x $2 &y $2 ]
+@anchor  [ &x $2 &y $2 ]
+
+( program )
+
+|0100 ( -> )
+
+	( theme ) 
+	#0f3a .System/r DEO2 
+	#0fda .System/g DEO2 
+	#0faa .System/b DEO2
+
+	( vectors )
+	;on-frame .Screen/vector DEO2
+	;on-mouse .Mouse/vector DEO2
+
+	( find center )
+	.Screen/width DEI2 2/ .center/x POK2
+	.Screen/height DEI2 2/ .center/y POK2
+
+	( background ) 
+	;tiles #21 ;cover-pattern JSR2
+	;redraw JSR2
+
+BRK
+
+@on-frame ( -> )
+	
+	#00 .DateTime/refresh DEO
+
+	( only draw once per second )
+	.DateTime/second DEI .last PEK NEQ #01 JNZ [ BRK ]
+	.DateTime/second DEI .last POK
+
+	;redraw JSR2
+
+BRK
+
+@on-mouse ( -> )
+
+	;draw-cursor JSR2
+
+	.Mouse/state DEI #00 EQU ,&no-touch JNZ
+		.style PEK INC #03 MOD .style POK
+		.style PEK .Console/byte DEO
+		;tiles .style PEK #10 MUL TOS ADD2 #21 ;cover-pattern JSR2
+		;redraw JSR2
+		( release ) #00 .Mouse/state DEO
+	&no-touch
+
+BRK 
+
+@redraw ( -- )
+	
+	( hrs )
+	[ .center/x PEK2 #0018 SUB2 ] 
+	[ .center/y PEK2 #0048 SUB2 ] 
+	.DateTime/hour DEI #0a DIV ;draw-number JSR2
+	[ .center/x PEK2 #0008 ADD2 ] 
+	[ .center/y PEK2 #0048 SUB2 ] 
+	.DateTime/hour DEI #0a MOD ;draw-number JSR2
+	( min )
+	[ .center/x PEK2 #0018 SUB2 ] 
+	[ .center/y PEK2 #0018 SUB2 ] 
+	.DateTime/minute DEI #0a DIV ;draw-number JSR2
+	[ .center/x PEK2 #0008 ADD2 ] 
+	[ .center/y PEK2 #0018 SUB2 ] 
+	.DateTime/minute DEI #0a MOD ;draw-number JSR2
+	( sec )
+	[ .center/x PEK2 #0018 SUB2 ] 
+	[ .center/y PEK2 #0018 ADD2 ]
+	.DateTime/second DEI #0a DIV 
+	;draw-number JSR2
+	[ .center/x PEK2 #0008 ADD2 ] 
+	[ .center/y PEK2 #0018 ADD2 ] 
+	.DateTime/second DEI #0a MOD 
+	;draw-number JSR2
+
+RTN
+
+@draw-number ( x y n -- )
+	
+	STH
+	( save pos ) .anchor/y POK2 .anchor/x POK2
+	#00 #0f
+	&loop
+		( save-x ) OVR #03 MOD TOS #0008 MUL2 .anchor/x PEK2 ADD2 .Screen/x DEO2
+		( save-y ) OVR #03 DIV TOS #0008 MUL2 .anchor/y PEK2 ADD2 .Screen/y DEO2
+		( get digit* ) OVR DUPr STHr #02 MUL TOS ;digits ADD2 GET2 
+		( get bit ) ROT #0e SWP SUB TOS SFT2 #0001 AND2 
+		( set tile ) #0008 MUL2 ;tiles ADD2 
+		( set style ) .style PEK #10 MUL TOS ADD2
+		.Screen/addr DEO2
+		( draw ) #21 .Screen/color DEO
+		( incr ) SWP INC SWP 
+		DUP2 LTH ,&loop JNZ
+	POP2
+	POPr
+
+RTN
+
+@cover-pattern ( addr color -- )
+	
+	( load ) .color POK .Screen/addr DEO2
+	#0000 .Screen/height DEI2
+	&ver
+		( save ) OVR2 .Screen/y DEO2
+		#0000 .Screen/width DEI2
+		&hor
+			( save ) OVR2 .Screen/x DEO2
+			( draw ) .color PEK .Screen/color DEO
+			( incr ) SWP2 8+ SWP2
+			OVR2 OVR2 LTH2 ,&hor JNZ
+		POP2 POP2
+		( incr ) SWP2 8+ SWP2
+		OVR2 OVR2 LTH2 ,&ver JNZ
+	POP2 POP2
+
+RTN
+
+@draw-cursor ( -- )
+	
+	( clear last cursor )
+	;clear .Screen/addr DEO2 
+	.pointer/x PEK2 .Screen/x DEO2 
+	.pointer/y PEK2 .Screen/y DEO2 
+	#30 .Screen/color DEO
+	( record pointer positions )
+	.Mouse/x DEI2 .pointer/x POK2 
+	.Mouse/y DEI2 .pointer/y POK2
+	( draw new cursor )
+	;cursor .Screen/addr DEO2 
+	.pointer/x PEK2 .Screen/x DEO2 
+	.pointer/y PEK2 .Screen/y DEO2 
+	( colorize on state )
+	#31 [ .Mouse/state DEI #00 NEQ ] ADD .Screen/color DEO
+
+RTN
+
+@clear  [ 
+	0000 0000 0000 0000 ]
+@cursor [ 
+	80c0 e0f0 f8e0 1000 ]
+@digits [
+	7b6f 2492 73e7 73cf 5bc9 
+	79cf 49ef 7249 7bef 7bc9 ]
+@tiles [
+	0102 0408 1020 4080
+	8040 2010 0804 0201 
+	0718 2040 4080 8080
+	0101 0102 0204 18e0
+	0808 0810 e304 0808
+	0808 0804 e310 0808 ]