hgr: boxes: cool bot for bot

graphics/hgr/boxes/Makefile

@@ -7,13 +7,14 @@ EMPTYDISK = ../../../empty_disk/empty.dsk
 
 all:	boxes.dsk make_boxes_asm
 
-boxes.dsk:	HELLO MYST.BAS MYST_TINY.BAS MYST_TINY COOL_PATTERN
+boxes.dsk:	HELLO MYST.BAS MYST_TINY.BAS MYST_TINY COOL_PATTERN COOL_BOT
 	cp $(EMPTYDISK) boxes.dsk
 	$(DOS33) -y boxes.dsk SAVE A HELLO
 	$(DOS33) -y boxes.dsk SAVE A MYST.BAS
 	$(DOS33) -y boxes.dsk SAVE A MYST_TINY.BAS
 	$(DOS33) -y boxes.dsk BSAVE -a 0xC00 MYST_TINY
 	$(DOS33) -y boxes.dsk BSAVE -a 0xC00 COOL_PATTERN
+	$(DOS33) -y boxes.dsk BSAVE -a 0x36b COOL_BOT
 
 ###
 
@@ -37,6 +38,15 @@ COOL_PATTERN:	cool_pattern.o
 cool_pattern.o: cool_pattern.s
 	ca65 -o cool_pattern.o cool_pattern.s -l cool_pattern.lst
 
+###
+
+COOL_BOT:	cool_bot.o
+	ld65 -o COOL_BOT cool_bot.o -C $(LINKERSCRIPTS)/apple2_36b.inc
+
+cool_bot.o: cool_bot.s
+	ca65 -o cool_bot.o cool_bot.s -l cool_bot.lst
+
+
 
 
 ###

graphics/hgr/boxes/cool_bot.s

@@ -0,0 +1,98 @@
+
+; zero page
+
+HGR_X		= $E0
+HGR_XH		= $E1
+HGR_Y		= $E2
+HGR_COLOR	= $E4
+
+YRUN		= $F0
+XRUN		= $F1
+Y1		= $F2
+X1		= $F3
+COLOR		= $F4
+
+COLOR1		= $F5
+COLOR2		= $F6
+
+; rom routines
+HGR2		= $F3D8
+HPOSN		= $F411
+HLINRL		= $F530
+COLORTBL	= $F6F6
+
+myst_tiny:
+	jsr	HGR2
+
+outer_loop:
+
+	ldy	#5
+data_smc:
+	lda	myst_tiny
+	sta	YRUN-1,Y
+	inc	data_smc+1
+	dey
+	bne	data_smc
+
+rectangle_loop:
+	lda	COLOR
+
+	asl		; nibble swap by david galloway
+	adc	#$80
+	rol
+	asl
+	adc	#$80
+	rol
+
+	sta	COLOR
+
+	and	#$f
+	tax
+
+	lda	COLORTBL,X
+	sta	HGR_COLOR
+
+	ldx	X1		; X1 into X
+	lda	Y1		; Y1 into A
+	ldy	#0		; always 0
+	jsr	HPOSN		; (Y,X),(A)  (values stores in HGRX,XH,Y)
+
+
+	lda	XRUN		; XRUN into A
+	ldx	#0		; always 0
+	ldy	#0		; relative Y is 0
+	jsr	HLINRL		; (X,A),(Y)
+
+	inc	Y1
+	dec	YRUN
+	bne	rectangle_loop
+
+	beq	outer_loop
+
+
+data:
+.byte $33,$00,$00,$8C,$5A
+.byte $33,$8C,$00,$8B,$5A
+.byte $16,$00,$5A,$8C,$65
+.byte $16,$8C,$5A,$8B,$65
+.byte $42,$9D,$79,$33,$46
+.byte $07,$8D,$74,$5A,$13
+.byte $00,$B4,$11,$21,$68
+.byte $70,$9C,$14,$35,$6A
+.byte $07,$91,$0A,$43,$0A
+.byte $07,$A2,$00,$3A,$14
+.byte $50,$AC,$5B,$0F,$20
+.byte $77,$A9,$1F,$16,$20
+.byte $77,$A5,$27,$1D,$15
+.byte $51,$00,$A3,$3F,$1C
+.byte $51,$3F,$A7,$72,$18
+.if 0
+.byte $51,$B1,$B9,$35,$06
+.byte $50,$17,$00,$10,$B2
+.byte $15,$01,$0D,$62,$1F
+.byte $50,$00,$00,$12,$BC
+.byte $05,$42,$00,$0F,$BB
+.byte $00,$B1,$20,$04,$12
+.endif
+
+	jmp	myst_tiny