mirror of https://github.com/cc65/cc65.git
Reformat comments to style guide rules
This commit is contained in:
Richard Halkyard
Oliver Schmidt
parent
2bd798fa13
commit
0d21a2b5a4
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@ -131,7 +131,7 @@ VBASE := $E000 ; Video memory base address
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;
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INSTALL:
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; rts ; fall through
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; rts ; Fall through
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; ------------------------------------------------------------------------
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@ -272,7 +272,7 @@ CLEAR: ldy #$00
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sta VBASE+$1C00,y
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sta VBASE+$1D00,y
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sta VBASE+$1E00,y
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sta VBASE+$1E40,y ; preserve vectors
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sta VBASE+$1E40,y ; Preserve vectors
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iny
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bne @L1
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rts
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@ -285,7 +285,7 @@ CLEAR: ldy #$00
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;
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SETVIEWPAGE:
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; rts ; fall through
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; rts ; Fall through
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; ------------------------------------------------------------------------
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; SETDRAWPAGE: Set the drawable page. Called with the new page in A (0..n).
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@ -460,14 +460,14 @@ GETPIXEL:
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LINE:
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@CHECK: lda X2 ;Make sure x1<x2
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@CHECK: lda X2 ; Make sure x1<x2
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sec
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sbc X1
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tax
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lda X2+1
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sbc X1+1
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bpl @CONT
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lda Y2 ;If not, swap P1 and P2
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lda Y2 ; If not, swap P1 and P2
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ldy Y1
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sta Y1
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sty Y2
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@ -488,19 +488,19 @@ LINE:
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@CONT: sta DX+1
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stx DX
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ldx #$C8 ;INY
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lda Y2 ;Calculate dy
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ldx #$C8 ; INY
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lda Y2 ; Calculate dy
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sec
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sbc Y1
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tay
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lda Y2+1
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sbc Y1+1
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bpl @DYPOS ;Is y2>=y1?
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lda Y1 ;Otherwise dy=y1-y2
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bpl @DYPOS ; Is y2>=y1?
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lda Y1 ; Otherwise dy=y1-y2
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sec
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sbc Y2
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tay
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ldx #$88 ;DEY
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ldx #$88 ; DEY
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@DYPOS: sty DY ; 8-bit DY -- FIX ME?
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stx YINCDEC
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@ -516,8 +516,8 @@ LINE:
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sta $01
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ldx DY
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cpx DX ;Who's bigger: dy or dx?
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bcc STEPINX ;If dx, then...
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cpx DX ; Who's bigger: dy or dx?
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bcc STEPINX ; If dx, then...
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lda DX+1
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bne STEPINX
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@ -535,14 +535,14 @@ LINE:
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; Y1 AND #$07
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STEPINY:
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lda #00
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sta OLDCHUNK ;So plotting routine will work right
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sta OLDCHUNK ; So plotting routine will work right
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lda CHUNK
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lsr ;Strip the bit
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lsr ; Strip the bit
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eor CHUNK
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sta CHUNK
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txa
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beq YCONT2 ;If dy=0, it's just a point
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@CONT: lsr ;Init counter to dy/2
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beq YCONT2 ; If dy=0, it's just a point
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@CONT: lsr ; Init counter to dy/2
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;
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; Main loop
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;
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@ -554,17 +554,17 @@ YLOOP: sta TEMP
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eor (POINT),y
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sta (POINT),y
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YINCDEC:
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iny ;Advance Y coordinate
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iny ; Advance Y coordinate
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cpy #8
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bcc @CONT ;No prob if Y=0..7
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bcc @CONT ; No prob if Y=0..7
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jsr FIXY
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@CONT: lda TEMP ;Restore A
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@CONT: lda TEMP ; Restore A
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sec
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sbc DX
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bcc YFIXX
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YCONT: dex ;X is counter
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YCONT: dex ; X is counter
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bne YLOOP
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YCONT2: lda (POINT),y ;Plot endpoint
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YCONT2: lda (POINT),y ; Plot endpoint
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eor BITMASK
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and CHUNK
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eor (POINT),y
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@ -574,13 +574,13 @@ YCONT2: lda (POINT),y ;Plot endpoint
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cli
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rts
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YFIXX: ;x=x+1
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YFIXX: ; X = X + 1
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adc DY
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lsr CHUNK
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bne YCONT ;If we pass a column boundary...
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ror CHUNK ;then reset CHUNK to $80
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bne YCONT ; If we pass a column boundary...
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ror CHUNK ; Then reset CHUNK to $80
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sta TEMP2
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lda POINT ;And add 8 to POINT
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lda POINT ; And add 8 to POINT
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adc #8
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sta POINT
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bcc @CONT
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@ -598,34 +598,33 @@ YFIXX: ;x=x+1
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.bss
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COUNTHI:
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.byte $00 ;Temporary counter
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;only used once
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.byte $00 ; Temporary counter, only used once
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.code
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STEPINX:
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ldx DX
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lda DX+1
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sta COUNTHI
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cmp #$80
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ror ;Need bit for initialization
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sta Y1 ;High byte of counter
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ror ; Need bit for initialization
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sta Y1 ; High byte of counter
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txa
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bne @CONT ;Could be $100
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bne @CONT ; Could be $100
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dec COUNTHI
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@CONT: ror
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;
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; Main loop
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;
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XLOOP: lsr CHUNK
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beq XFIXC ;If we pass a column boundary...
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beq XFIXC ; If we pass a column boundary...
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XCONT1: sbc DY
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bcc XFIXY ;Time to step in Y?
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bcc XFIXY ; Time to step in Y?
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XCONT2: dex
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bne XLOOP
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dec COUNTHI ;High bits set?
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dec COUNTHI ; High bits set?
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bpl XLOOP
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lsr CHUNK ;Advance to last point
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jsr LINEPLOT ;Plot the last chunk
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lsr CHUNK ; Advance to last point
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jsr LINEPLOT ; Plot the last chunk
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lda #$36
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sta $01
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cli
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@ -651,22 +650,22 @@ XFIXC: sta TEMP
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; Check to make sure there isn't a high bit, plot chunk,
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; and update Y-coordinate.
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;
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XFIXY: dec Y1 ;Maybe high bit set
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XFIXY: dec Y1 ; Maybe high bit set
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bpl XCONT2
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adc DX
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sta TEMP
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lda DX+1
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adc #$FF ;Hi byte
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adc #$FF ; Hi byte
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sta Y1
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jsr LINEPLOT ;Plot chunk
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jsr LINEPLOT ; Plot chunk
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lda CHUNK
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sta OLDCHUNK
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lda TEMP
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XINCDEC:
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iny ;Y-coord
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cpy #8 ;0..7 is ok
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iny ; Y-coord
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cpy #8 ; 0..7 is ok
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bcc XCONT2
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sta TEMP
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jsr FIXY
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@ -691,11 +690,11 @@ LINEPLOT: ; Plot the line chunk
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; Subroutine to fix up pointer when Y decreases through
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; zero or increases through 7.
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;
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FIXY: cpy #255 ;Y=255 or Y=8
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FIXY: cpy #255 ; Y=255 or Y=8
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beq @DECPTR
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@INCPTR: ;Add 320 to pointer
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ldy #0 ;Y increased through 7
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@INCPTR: ; Add 320 to pointer
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ldy #0 ; Y increased through 7
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lda POINT
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adc #<320
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sta POINT
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@ -704,8 +703,8 @@ FIXY: cpy #255 ;Y=255 or Y=8
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sta POINT+1
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rts
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@DECPTR: ;Okay, subtract 320 then
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ldy #7 ;Y decreased through 0
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@DECPTR: ; Okay, subtract 320 then
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ldy #7 ; Y decreased through 0
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lda POINT
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sec
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sbc #<320
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@ -861,10 +860,10 @@ CALC: lda Y1
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ror POINT
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cmp #$80
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ror
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ror POINT ; row*64
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adc TEMP2 ; +row*256
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ror POINT ; Row * 64
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adc TEMP2 ; + Row * 256
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clc
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adc #>VBASE ; +bitmap base
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adc #>VBASE ; + Bitmap base
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sta POINT+1
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lda X1
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