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Clarify comments about masks

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This commit is contained in:
Joshua Bell 2017-09-13 21:38:35 -07:00
parent 12acca8db7
commit e57c316180
1 changed files with 4 additions and 5 deletions
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9
desk.acc/a2d.inc
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@ -9,7 +9,6 @@ A2D := $4000
UNKNOWN_CALL := $8E00 UNKNOWN_CALL := $8E00
;; These must be called from main memory (RAMRDON/RAMWRTON) ;; These must be called from main memory (RAMRDON/RAMWRTON)
JUMP_TABLE_03 := $4003 ; ??? JUMP_TABLE_03 := $4003 ; ???
JUMP_TABLE_06 := $4006 ; ??? JUMP_TABLE_06 := $4006 ; ???
@ -71,8 +70,8 @@ A2D_SET_STATE := $04 ; Set full drawing state
;; .word width pixels ;; .word width pixels
;; .word height ;; .word height
;; .res 8 pattern ;; .res 8 pattern
;; .byte and_mask default $FF ;; .byte mskand AND mask, default $FF
;; .byte or_mask default $00 ;; .byte mskor ORA mask, default $00
;; .byte 0,0,0 ??? ;; .byte 0,0,0 ???
;; .byte hthick horizontal pen thickness ;; .byte hthick horizontal pen thickness
;; .byte vthick vertical pen thickness ;; .byte vthick vertical pen thickness
@ -218,8 +217,8 @@ A2D_CREATE_WINDOW := $38
;; .word width pixels ;; .word width pixels
;; .word height ;; .word height
;; .res 8 pattern ;; .res 8 pattern
;; .byte and_mask default $FF ;; .byte mskand AND mask, default $FF
;; .byte or_mask default $00 ;; .byte mskor ORA mask, default $00
;; .byte 0,0,0 ??? ;; .byte 0,0,0 ???
;; .byte hthick ;; .byte hthick
;; .byte vthick ;; .byte vthick