gr: thinking: urgh too big to load at 3f5
took a while to figure out what was going on
This commit is contained in:
Vince Weaver
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af3834696b
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@ -12,7 +12,7 @@ thinking.dsk: HELLO THINKING RAINBOW_BOX T2 THINKING_FLIP T3 THINKING_SLOW \
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THINKING_ATTEMPT6 CRACKING CRACKING_BOT THINKING_BOT
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cp $(EMPTYDISK) thinking.dsk
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$(DOS33) -y thinking.dsk SAVE A HELLO
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$(DOS33) -y thinking.dsk BSAVE -a 0x36b THINKING
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$(DOS33) -y thinking.dsk BSAVE -a 0xc00 THINKING
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$(DOS33) -y thinking.dsk BSAVE -a 0x36b THINKING_BOT
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$(DOS33) -y thinking.dsk BSAVE -a 0x36b CRACKING
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$(DOS33) -y thinking.dsk BSAVE -a 0x36b CRACKING_BOT
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@ -35,7 +35,7 @@ HELLO: hello.bas
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###
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THINKING: thinking.o
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ld65 -o THINKING thinking.o -C $(LINKERSCRIPTS)/apple2_36b.inc
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ld65 -o THINKING thinking.o -C $(LINKERSCRIPTS)/apple2_c00.inc
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thinking.o: thinking.s
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ca65 -o thinking.o thinking.s -l thinking.lst
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@ -1,87 +1,109 @@
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; Print-shop Style THINKING
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; without pageflip
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; by Vince `deater` Weaver <vince@deater.net>
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.include "zp.inc"
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.include "hardware.inc"
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; 0-------------------------
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; 0 1111111111111111111111 0
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; 0 1 22222222222222222221 0
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; if XX < YY COL++
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;if XX > 39-YY COL--
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COL = $F0
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XSTART = $F1
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XSTOP = $F2
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YSTART = $F3
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YSTOP = $F4
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OFFSET = $F5
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CURRENT = $F6
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CURRENT_BITMAP = $F6
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BITMAP_PTR = $F7
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BASE = $F8
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XSAVE = $F9
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SAVED_YY= $F9
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YSAVE = $FA
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SAVED_XX= $FA
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thinking:
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jsr SETGR ; set lo-res 40x40 mode
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; A=$D0 afterward
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big_loop:
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lda #0
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sta COL ; consistent starting color
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; not technically needed
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ldx #0 ; reset YY
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stx BITMAP_PTR ; reset bitmap pointer to 0
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print_thinking_loop:
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jsr print_thinking_frame
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;===================
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; WAIT
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lda #255
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jsr WAIT ; A = 0 at end
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beq print_thinking_loop
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;=============================
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; print thinking
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;=============================
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print_thinking_frame:
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ldx #0 ; reset YY to 0
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stx BITMAP_PTR ; also reset bitmap pointer to 0
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yloop:
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txa
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jsr GBASCALC ; take Y-coord/2 in A, put address in GBASL/H ( a trashed, C clear)
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txa ; load YY
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jsr GBASCALC ; take Y-coord/2 in A, put address in GBASL/H
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;=======================
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ldy #0
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ldy #0 ; reset XX to 0
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xloop:
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; this is only jumped to every 8th XX
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inc_pointer:
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inc BITMAP_PTR
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; load current bitmap ptr into CURRENT_BITMAP
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; is a don't care if not between 7 and 14
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stx XSAVE
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ldx BITMAP_PTR
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lda thinking_data-1-35,X
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sta CURRENT
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sta CURRENT_BITMAP
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ldx XSAVE
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thinking_xloop:
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; this is called every XX
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stx XSAVE
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stx XSAVE ; save X (YY)
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sty YSAVE ; save Y (XX)
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; skip if out of range
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; if YY <7 or YY > 14 then don't draw bitmap
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cpx #7
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bcc draw_color
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bcc do_plot
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cpx #14
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bcs draw_color
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bcs do_plot
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ror CURRENT
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bcs skip_color
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handle_bitmap:
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ror CURRENT_BITMAP ; rotate next bit from bitmap in
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bcs skip_plot ; skip plotting (assume BG is black)
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do_plot:
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draw_color:
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lda COL ; set starting color
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and #$7
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tay
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lda color_lookup,Y ; lookup color
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lda color_lookup,Y ; lookup color in table
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ldy YSAVE ; restore Y (XX)
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sta (GBASL),Y
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skip_color:
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no_draw:
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skip_plot:
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;==================================
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; adjust colors to make boxes
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@ -93,14 +115,29 @@ no_draw:
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; XX is in Y (currently also in YSAVE)
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; YY is in X (currently also in XSAVE)
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ldx SAVED_YY ; YY
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ldy SAVED_XX ; XX
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cpx #10
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bcc counting_up
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counting_down:
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; cpy #30 ; is XX < 10
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; bcc color_adjust_up ; then potentially adjust UP
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; cpy #10 ; is XX > 30
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; bcs color_adjust_down ; then potentially adjust down
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; bcc color_adjust_none ; else, do nothing
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counting_up:
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; if YY is < 10 do following, otherwise reverse
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; if XX is < 10, check for inc
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; if XX is > 30 check for dex
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; else, no adjust
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ldx SAVED_YY ; YY
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ldy SAVED_XX ; XX
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cpy #10 ; is XX < 10
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bcc color_adjust_up ; then potentially adjust UP
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cpy #30 ; is XX > 30
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@ -138,7 +175,7 @@ col_dec:
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dec COL
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col_down_same:
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ldy YSAVE
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; ldy YSAVE
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; fallthrough
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@ -158,28 +195,28 @@ color_adjust_none:
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bne thinking_xloop
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done_done:
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;=============================================
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; reverse the colors on bottom half of screen
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;=======================
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; cpx #9
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; beq blarch
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; bcc blurgh
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; inc COL
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; jmp blarch
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;blurgh:
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; dec COL
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;blarch:
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cpx #9
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beq blarch
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bcc blurgh
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dec COL
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jmp blarch
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blurgh:
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inc COL
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blarch:
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;=======================
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; move to next line
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inc COL
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inx
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cpx #20
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bne yloop
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beq done_yloop
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jmp yloop
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done_yloop:
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;==========================
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; done drawing rainbow box
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@ -199,13 +236,9 @@ done_done:
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dec COL
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dec COL
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;===================
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; WAIT
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lda #255
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jsr WAIT ; A = 0 at end
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beq big_loop
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rts
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;0 1 2 3 3
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@ -232,14 +265,3 @@ thinking_data:
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.byte $88,$54,$56,$94,$65
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.byte $88,$54,$96,$94,$45
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.byte $88,$54,$14,$15,$79
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; for apple II bot entry at $3F5
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; at +8A, so 36B
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jmp thinking
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