Apple-2-SW/a2audit
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a2audit/audit/video.asm

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;;; Apple II video audit routines
;;; Copyright © 2017 Zellyn Hunter <zellyn@gmail.com>
!zone video {
VIDEOTESTS
jsr RESETALL
+print
!text "VIDEO TESTS:",$8D
!text "SPACE TO SWAP BETWEEN MODES",$8D
!text "Y/N TO LOG MODE EQUALITY & MOVE TO NEXT",$8D
!text "ESC TO SKIP TO END",$8D
!text "HIT SPACE TO START",$8D
+printed
- jsr YNESCSPACE
bpl -
bcs -
jsr .first
;;; Main loop over test data. Quit when high addr of text to be printed is $ff.
---
jsr RESETALL
jsr HOME
jsr .this
sta getch+1
jsr .next
sta getch+2
cmp #$ff
beq .done
jsr getch
jsr YNESCSPACE
cmp #$9B
beq .done
jsr .next
jsr .load400aux
jsr .load400
jsr .load2000aux
jsr .load2000
ldx #0
-- ;; Loop back and forth between modes as "space" is pressed.
jsr .setswitches
txa
eor #1
tax
jsr YNESCSPACE
bpl +
cmp #$a0
beq --
jmp .done ; ESC
+ ;; 'Y' or 'N'
jsr .next
jsr .next
cmp #$ff
bne ---
.done jsr RESETALL
jsr HOME
rts
.setswitches
jsr .thisx
;; 0: TEXT
lsr
bcs +
sta RESET_TEXT
bcc ++
+ sta SET_TEXT
++ ;; 1: MIXED
lsr
bcs +
sta RESET_MIXED
bcc ++
+ sta SET_MIXED
++ ;; 2: HIRES
lsr
bcs +
sta RESET_HIRES
bcc ++
+ sta SET_HIRES
++ ;; 3: 80COL
lsr
bcs +
sta RESET_80COL
bcc ++
+ sta SET_80COL
++ ;; 4: (NOT) AN3
lsr
bcs +
sta SET_AN3
bcc ++
+ sta RESET_AN3
++ ;; 5: ALTCHRSET
lsr
bcs +
sta RESET_ALTCHRSET
bcc ++
+ sta SET_ALTCHRSET
++ ;; 6: PAGE2
lsr
bcs +
sta RESET_PAGE2
bcc ++
+ sta SET_PAGE2
++ ;; 7: 80STORE
lsr
bcs +
sta RESET_80STORE
rts
+ sta SET_80STORE
rts
.load
;; A1L/A1H is start addr
;; tmp0 is # pages
;; tmp1 is even
;; tmp2 is odd
;; During loop:
;; PCL/PCH is looper
;; y is index
;; X is # pages
lda A1L
sta PCL
lda A1H
sta PCH
ldx tmp0
lda tmp1
ldy #0
- sta (PCL),y
iny
iny
bne -
inc PCH
dex
bne -
lda A1H
sta PCH
inc PCL
ldx tmp0
lda tmp2
ldy #0
- sta (PCL),y
iny
iny
bne -
inc PCH
dex
bne -
rts
;;; Read next even/odd values and store them for .load in tmp1/tmp2
.evenodd
jsr .this
sta tmp1
jsr .next
sta tmp2
jsr .next
rts
;;; Setup A1L, A1H, and tmp0 for fill of $400-$7FF
.set400
lda #<$400
sta A1L
lda #>$400
sta A1H
lda #4
sta tmp0
rts
;;; Setup A1L, A1H, and tmp0 for fill of $2000-$3fff
.set2000
lda #<$2000
sta A1L
lda #>$2000
sta A1H
lda #$20
sta tmp0
rts
.load400
jsr .evenodd
jsr .set400
jsr .load
rts
.load400aux
jsr .evenodd
jsr .set400
sta SET_RAMWRT
jsr .load
sta RESET_RAMWRT
rts
.load2000
jsr .evenodd
jsr .set2000
jsr .load
rts
.load2000aux
jsr .evenodd
jsr .set2000
sta SET_RAMWRT
jsr .load
sta RESET_RAMWRT
rts
.first
lda #<.testdata
sta .thisx+1
lda #>.testdata
sta .thisx+2
rts
.next
lda .testdata
inc .thisx+1
bne .this
inc .thisx+2
.this ldx #0
.thisx lda .testdata,x
rts
;; Mode bits:
;; 0: TEXT
;; 1: MIXED
;; 2: HIRES
;; 3: 80COL
;; 4: (NOT) AN3
;; 5: ALTCHRSET
;; 6: PAGE2
;; 7: 80STORE
.md_text = $01
.md_mixed = $02
.md_hires = $04
.md_80col = $08
.md_an3off = $10
.md_altchrset = $20
.md_page2 = $40
.md_80store = $80
foo !text "FOOBAR",$8D,$0
.testdata
;; Aux lores even/odd, lores even/odd, aux hires even/odd, hires even/odd, mode 1, mode 2
;; 40COL and 80COL Text, inverse space.
+string
!text "40-COL AND 80-COL TEXT INVERSE SPACES:",$8D
!text "ALL WHITE, WITH 1/80 SHIFT LEFT"
+stringed
!byte $20, $20, $20, $20, 0, 0, 0, 0, .md_text, .md_text | .md_80col
;; LORES patterns that correspond to HIRES patterns.
+string
!text "LORES VIOLET, HIRES VIOLET:SAME"
+stringed
!byte 0, 0, $33, $33, 0, 0, $55, $2a, 0, .md_hires ; purple
+string
!text "LORES GREEN, HIRES GREEN:SAME"
+stringed
!byte 0, 0, $cc, $cc, 0, 0, $2a, $55, 0, .md_hires ; green
+string
!text "LORES LIGHT BLUE, HIRES LIGHT BLUE:SAME"
+stringed
!byte 0, 0, $66, $66, 0, 0, $d5, $aa, 0, .md_hires ; light blue
+string
!text "LORES ORANGE, HIRES ORANGE:LEFT",$8D
!text "EDGE SHIFTS RIGHT A COUPLE OF PIXELS"
+stringed
!byte 0, 0, $99, $99, 0, 0, $aa, $d5, 0, .md_hires ; orange - left column should budge
;; LORES patterns and corresponding DBL HIRES patterns.
+string
!text "LORES AND DBL HIRES DARK MAGENTA:SHIFT",$8D
!text "LEFT"
+stringed
!byte 0, 0, $11, $11, $88, $22, $11, $44, 0, .md_hires | .md_80col | .md_an3off
+string
!text "LORES AND DBL HIRES DARK BLUE:SHIFT LEFT"
+stringed
!byte 0, 0, $22, $22, $11, $44, $22, $88, 0, .md_hires | .md_80col | .md_an3off
+string
!text "LORES AND DBL HIRES VIOLET:SHIFT LEFT"
+stringed
!byte 0, 0, $33, $33, $99, $66, $33, $cc, 0, .md_hires | .md_80col | .md_an3off
+string
!text "LORES AND DBL HIRES DARK BLUEGREEN:",$8D
!text "SHIFT LEFT"
+stringed
!byte 0, 0, $44, $44, $22, $88, $44, $11, 0, .md_hires | .md_80col | .md_an3off
+string
!text "LORES AND DBL HIRES GRAY $5:",$8D
!text "SHIFT LEFT"
+stringed
!byte 0, 0, $55, $55, $aa, $aa, $55, $55, 0, .md_hires | .md_80col | .md_an3off
+string
!text "LORES AND DBL HIRES BLUE:",$8D
!text "SHIFT LEFT"
+stringed
!byte 0, 0, $66, $66, $33, $cc, $66, $99, 0, .md_hires | .md_80col | .md_an3off
+string
!text "LORES AND DBL HIRES LIGHT BLUE:",$8D
!text "SHIFT LEFT"
+stringed
!byte 0, 0, $77, $77, $bb, $ee, $77, $dd, 0, .md_hires | .md_80col | .md_an3off
+string
!text "LORES AND DBL HIRES DARK BROWN:",$8D
!text "SHIFT LEFT"
+stringed
!byte 0, 0, $88, $88, $44, $11, $88, $22, 0, .md_hires | .md_80col | .md_an3off
+string
!text "LORES AND DBL HIRES ORANGE:",$8D
!text "SHIFT LEFT"
+stringed
!byte 0, 0, $99, $99, $cc, $33, $99, $66, 0, .md_hires | .md_80col | .md_an3off
+string
!text "LORES AND DBL HIRES GRAY $A:",$8D
!text "SHIFT LEFT"
+stringed
!byte 0, 0, $aa, $aa, $55, $55, $aa, $aa, 0, .md_hires | .md_80col | .md_an3off
+string
!text "LORES AND DBL HIRES LIGHT MAGENTA:",$8D
!text "SHIFT LEFT"
+stringed
!byte 0, 0, $bb, $bb, $dd, $77, $bb, $ee, 0, .md_hires | .md_80col | .md_an3off
+string
!text "LORES AND DBL HIRES GREEN:",$8D
!text "SHIFT LEFT"
+stringed
!byte 0, 0, $cc, $cc, $66, $99, $cc, $33, 0, .md_hires | .md_80col | .md_an3off
+string
!text "LORES AND DBL HIRES LIGHT BROWN:",$8D
!text "SHIFT LEFT"
+stringed
!byte 0, 0, $dd, $dd, $ee, $bb, $dd, $77, 0, .md_hires | .md_80col | .md_an3off
+string
!text "LORES AND DBL HIRES LIGHT BLUEGREEN:",$8D
!text "SHIFT LEFT"
+stringed
!byte 0, 0, $ee, $ee, $77, $dd, $ee, $bb, 0, .md_hires | .md_80col | .md_an3off
;; DBL LORES patterns and corresponding DBL HIRES patterns.
+string
!text "DBL LORES AND DBL HIRES DARK MAGENTA:",$8D
!text "SAME"
+stringed
!byte $88, $88, $11, $11, $88, $22, $11, $44, .md_80col | .md_an3off, .md_hires | .md_80col | .md_an3off
+string
!text "DBL LORES AND DBL HIRES DARK BLUE:SAME"
+stringed
!byte $11, $11, $22, $22, $11, $44, $22, $88, .md_80col | .md_an3off, .md_hires | .md_80col | .md_an3off
+string
!text "DBL LORES AND DBL HIRES VIOLET:SAME"
+stringed
!byte $99, $99, $33, $33, $99, $66, $33, $cc, .md_80col | .md_an3off, .md_hires | .md_80col | .md_an3off
+string
!text "DBL LORES AND DBL HIRES DARK BLUEGREEN:",$8D
!text "SAME"
+stringed
!byte $22, $22, $44, $44, $22, $88, $44, $11, .md_80col | .md_an3off, .md_hires | .md_80col | .md_an3off
+string
!text "DBL LORES AND DBL HIRES GRAY $5:SAME"
+stringed
!byte $aa, $aa, $55, $55, $aa, $aa, $55, $55, .md_80col | .md_an3off, .md_hires | .md_80col | .md_an3off
+string
!text "DBL LORES AND DBL HIRES BLUE:SAME"
+stringed
!byte $33, $33, $66, $66, $33, $cc, $66, $99, .md_80col | .md_an3off, .md_hires | .md_80col | .md_an3off
+string
!text "DBL LORES AND DBL HIRES LIGHT BLUE:SAME"
+stringed
!byte $bb, $bb, $77, $77, $bb, $ee, $77, $dd, .md_80col | .md_an3off, .md_hires | .md_80col | .md_an3off
+string
!text "DBL LORES AND DBL HIRES DARK BROWN:SAME"
+stringed
!byte $44, $44, $88, $88, $44, $11, $88, $22, .md_80col | .md_an3off, .md_hires | .md_80col | .md_an3off
+string
!text "DBL LORES AND DBL HIRES ORANGE:SAME"
+stringed
!byte $cc, $cc, $99, $99, $cc, $33, $99, $66, .md_80col | .md_an3off, .md_hires | .md_80col | .md_an3off
+string
!text "DBL LORES AND DBL HIRES GRAY $A:SAME"
+stringed
!byte $55, $55, $aa, $aa, $55, $55, $aa, $aa, .md_80col | .md_an3off, .md_hires | .md_80col | .md_an3off
+string
!text "DBL LORES AND DBL HIRES LIGHT MAGENTA:",$8D
!text "SAME"
+stringed
!byte $dd, $dd, $bb, $bb, $dd, $77, $bb, $ee, .md_80col | .md_an3off, .md_hires | .md_80col | .md_an3off
+string
!text "DBL LORES AND DBL HIRES GREEN:SAME"
+stringed
!byte $66, $66, $cc, $cc, $66, $99, $cc, $33, .md_80col | .md_an3off, .md_hires | .md_80col | .md_an3off
+string
!text "DBL LORES AND DBL HIRES LIGHT BROWN:SAME"
+stringed
!byte $ee, $ee, $dd, $dd, $ee, $bb, $dd, $77, .md_80col | .md_an3off, .md_hires | .md_80col | .md_an3off
+string
!text "DBL LORES AND DBL HIRES LIGHT BLUEGREEN:",$8D
!text "SAME"
+stringed
!byte $77, $77, $ee, $ee, $77, $dd, $ee, $bb, .md_80col | .md_an3off, .md_hires | .md_80col | .md_an3off
;; Tests that LORES stays the same in 80COL mode if AN3 is on.
;; OpenEmulator bug: https://github.com/OpenEmulatorProject/libemulation/issues/24
+string
!text "LIGHT BROWN:LORES VS 80-COL+AN3 ON.",$8D,$8D
!text "SHOULD STAY IN 40-COL GRAPHICS MODE AND",$8D
!text "*NOT* SHOW BLACK VERTICAL STRIPES OF",$8D
!text "80-COL AUXMEM."
+stringed
!byte 0, 0, $dd, $dd, $0, $0, $0, $0, 0, .md_80col
+string
!text "LIGHT MAGENTA:LORES VS 80-COL+AN3 ON,",$8D
!text "MIXED GRAPHICS AND TEXT",$8D
!text "GRAPHICS PART SHOULD STAY IN 40-COL",$8D
!text "GRAPHICS MODE AND *NOT* SHOW VERTICAL",$8D
!text "STRIPES OF 80-COL AUXMEM.",$8D,$8D
!text "BOTTOM FOUR ROWS SHOULD START OUT AS",$8D
!text "SEMI-COLONS (;;;) AND SWITCH TO 80-COL",$8D
!text "ASTERISKS AND SEMI-COLONS (*;*;*;)"
+stringed
!byte $aa, $aa, $bb, $bb, $0, $0, $0, $0, .md_mixed, .md_mixed | .md_80col
!byte $ff, $ff
} ;video
!eof
LORES $1
DDDDDDD....... DDDDDDD.......
10001000100010 00100010001000
0010001
0100010
1000100
0001000
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