mirror of
https://github.com/dschmenk/PLASMA.git
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Assemly-ize some routines
This commit is contained in:
David Schmenk
parent
8aae1077ee
commit
e258131e71
@ -17,6 +17,54 @@ const hgr2 = $4000
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const page1 = 0
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const page2 = 1
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word hgrbuff[] = hgr1, hgr2
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byte hgrscanl[]= $00,$00,$00,$00,$00,$00,$00,$00
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byte = $80,$80,$80,$80,$80,$80,$80,$80
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byte = $00,$00,$00,$00,$00,$00,$00,$00
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byte = $80,$80,$80,$80,$80,$80,$80,$80
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byte = $00,$00,$00,$00,$00,$00,$00,$00
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byte = $80,$80,$80,$80,$80,$80,$80,$80
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byte = $00,$00,$00,$00,$00,$00,$00,$00
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byte = $80,$80,$80,$80,$80,$80,$80,$80
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byte = $28,$28,$28,$28,$28,$28,$28,$28
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byte = $A8,$A8,$A8,$A8,$A8,$A8,$A8,$A8
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byte = $28,$28,$28,$28,$28,$28,$28,$28
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byte = $A8,$A8,$A8,$A8,$A8,$A8,$A8,$A8
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byte = $28,$28,$28,$28,$28,$28,$28,$28
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byte = $A8,$A8,$A8,$A8,$A8,$A8,$A8,$A8
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byte = $28,$28,$28,$28,$28,$28,$28,$28
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byte = $A8,$A8,$A8,$A8,$A8,$A8,$A8,$A8
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byte = $50,$50,$50,$50,$50,$50,$50,$50
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byte = $D0,$D0,$D0,$D0,$D0,$D0,$D0,$D0
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byte = $50,$50,$50,$50,$50,$50,$50,$50
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byte = $D0,$D0,$D0,$D0,$D0,$D0,$D0,$D0
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byte = $50,$50,$50,$50,$50,$50,$50,$50
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byte = $D0,$D0,$D0,$D0,$D0,$D0,$D0,$D0
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byte = $50,$50,$50,$50,$50,$50,$50,$50
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byte = $D0,$D0,$D0,$D0,$D0,$D0,$D0,$D0
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byte hgrscanh[]= $00,$04,$08,$0C,$10,$14,$18,$1C
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byte = $00,$04,$08,$0C,$10,$14,$18,$1C
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byte = $01,$05,$09,$0D,$11,$15,$19,$1D
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byte = $01,$05,$09,$0D,$11,$15,$19,$1D
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byte = $02,$06,$0A,$0E,$12,$16,$1A,$1E
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byte = $02,$06,$0A,$0E,$12,$16,$1A,$1E
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byte = $03,$07,$0B,$0F,$13,$17,$1B,$1F
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byte = $03,$07,$0B,$0F,$13,$17,$1B,$1F
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byte = $00,$04,$08,$0C,$10,$14,$18,$1C
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byte = $00,$04,$08,$0C,$10,$14,$18,$1C
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byte = $01,$05,$09,$0D,$11,$15,$19,$1D
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byte = $01,$05,$09,$0D,$11,$15,$19,$1D
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byte = $02,$06,$0A,$0E,$12,$16,$1A,$1E
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byte = $02,$06,$0A,$0E,$12,$16,$1A,$1E
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byte = $03,$07,$0B,$0F,$13,$17,$1B,$1F
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byte = $03,$07,$0B,$0F,$13,$17,$1B,$1F
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byte = $00,$04,$08,$0C,$10,$14,$18,$1C
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byte = $00,$04,$08,$0C,$10,$14,$18,$1C
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byte = $01,$05,$09,$0D,$11,$15,$19,$1D
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byte = $01,$05,$09,$0D,$11,$15,$19,$1D
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byte = $02,$06,$0A,$0E,$12,$16,$1A,$1E
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byte = $02,$06,$0A,$0E,$12,$16,$1A,$1E
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byte = $03,$07,$0B,$0F,$13,$17,$1B,$1F
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byte = $03,$07,$0B,$0F,$13,$17,$1B,$1F
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word hgrscan[] = $0000,$0400,$0800,$0C00,$1000,$1400,$1800,$1C00
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word = $0080,$0480,$0880,$0C80,$1080,$1480,$1880,$1C80
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word = $0100,$0500,$0900,$0D00,$1100,$1500,$1900,$1D00
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@ -109,17 +157,307 @@ export asm divmod7(x)#2
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STA ESTKH+1,X
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RTS
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end
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export def hgrColor(c)#0
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curhclr = hcolor[c & $07]
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//export def hgrCopyDst(ofst, y, w, h, dstptr)#0
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// word j, srcptr
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//
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// ofst = ofst + drawbuff
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// for j = y to y + h - 1
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// srcptr = hgrscan[j] + ofst
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// memcpy(dstptr, srcptr, w)
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// dstptr = dstptr + w
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// next
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//end
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export asm hgrCopyDst(ofst, y, w, h, dstptr)#0
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LDA ESTKL+0,X ; DST PTR
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STA DSTL
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LDA ESTKH+0,X
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STA DSTH
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-- LDY ESTKL+3,X ; Y COORD
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CPY #192
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BCS +
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LDA ESTKL+4,X ; HORIZ OFFSET
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end
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export def hgrPlot(x, y)#0
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word pixptr
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byte ofst, pixofst, pmask
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ofst, pixofst = divmod7(x)
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pixptr = hgrscan[y] + drawbuff + ofst
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pmask = hbmask[pixofst]
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^pixptr = (^pixptr & ~pmask) | (curhclr.[ofst & 1] & pmask)
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asm _hgrCopyDst
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ADC $8000,Y ; HGRSCANL
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STA SRCL
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LDA $1000 ; DRAWBUFFH
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ADC $9000,Y ; HGRSCANH
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STA SRCH
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LDY ESTKL+2,X ; WIDTH
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DEY
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- LDA (SRC),Y
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STA (DST),Y
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DEY
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BPL -
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+ LDA DSTL
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CLC
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ADC ESTKL+2,X ; WIDTH
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STA DSTL
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BCC +
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INC DSTH
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+ INC ESTKL+3,X ; Y COORD
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DEC ESTKL+1,X ; HEIGHT
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BNE --
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INX
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INX
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INX
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INX
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INX
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RTS
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end
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//export def hgrCopySrc(ofst, y, w, h, srcptr)#0
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// word j, dstptr
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//
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// ofst = ofst + drawbuff
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// for j = y to y + h - 1
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// dstptr = hgrscan[j] + ofst
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// memcpy(dstptr, srcptr, w)
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// srcptr = srcptr + w
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// next
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//end
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export asm hgrCopySrc(ofst, y, w, h, srcptr)#0
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LDA ESTKL+0,X ; SRC PTR
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STA SRCL
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LDA ESTKH+0,X
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STA SRCH
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-- LDY ESTKL+3,X ; Y COORD
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CPY #192
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BCS +
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LDA ESTKL+4,X ; HORIZ OFFSET
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end
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asm _hgrCopySrc
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ADC $8000,Y ; HGRSCANL
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STA DSTL
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LDA $1000 ; DRAWBUFFH
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ADC $9000,Y ; HGRSCANH
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STA DSTH
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LDY ESTKL+2,X ; WIDTH
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DEY
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- LDA (SRC),Y
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STA (DST),Y
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DEY
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BPL -
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+ LDA SRCL
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CLC
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ADC ESTKL+2,X ; WIDTH
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STA SRCL
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BCC +
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INC SRCH
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+ INC ESTKL+3,X ; Y COORD
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DEC ESTKL+1,X ; HEIGHT
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BNE --
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INX
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INX
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INX
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INX
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INX
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RTS
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end
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//export def hgrAndSrc(ofst, y, w, h, srcptr)#0
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// word j, dstptr
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// byte i
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//
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// ofst = ofst + drawbuff
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// for j = y to y + h - 1
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// dstptr = hgrscan[j] + ofst
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// for i = 0 to w - 1
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// dstptr->[i] = dstptr->[i] & srcptr->[i]
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// next
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// srcptr = srcptr + w
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// next
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//end
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export asm hgrAndSrc(ofst, y, w, h, srcptr)#0
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LDA ESTKL+0,X ; SRC PTR
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STA SRCL
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LDA ESTKH+0,X
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STA SRCH
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-- LDY ESTKL+3,X ; Y COORD
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CPY #192
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BCS +
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LDA ESTKL+4,X ; HORIZ OFFSET
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end
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asm _hgrAndSrc
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ADC $8000,Y ; HGRSCANL
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STA DSTL
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LDA $1000 ; DRAWBUFFH
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ADC $9000,Y ; HGRSCANH
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STA DSTH
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LDY ESTKL+2,X ; WIDTH
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DEY
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- LDA (SRC),Y
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AND (DST),Y
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STA (DST),Y
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DEY
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BPL -
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+ LDA SRCL
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CLC
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ADC ESTKL+2,X ; WIDTH
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STA SRCL
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BCC +
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INC SRCH
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+ INC ESTKL+3,X ; Y COORD
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DEC ESTKL+1,X ; HEIGHT
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BNE --
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INX
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INX
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INX
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INX
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INX
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RTS
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end
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//export def hgrXorSrc(ofst, y, w, h, srcptr)#0
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// word j, dstptr
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// byte i
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//
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// ofst = ofst + drawbuff
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// for j = y to y + h - 1
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// dstptr = hgrscan[j] + ofst
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// for i = 0 to w - 1
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// dstptr->[i] = dstptr->[i] ^ srcptr->[i]
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// next
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// srcptr = srcptr + w
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// next
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//end
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export asm hgrXorSrc(ofst, y, w, h, srcptr)#0
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LDA ESTKL+0,X ; SRC PTR
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STA SRCL
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LDA ESTKH+0,X
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STA SRCH
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-- LDY ESTKL+3,X ; Y COORD
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CPY #192
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BCS +
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LDA ESTKL+4,X ; HORIZ OFFSET
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end
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asm _hgrXorSrc
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ADC $8000,Y ; HGRSCANL
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STA DSTL
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LDA $1000 ; DRAWBUFFH
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ADC $9000,Y ; HGRSCANH
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STA DSTH
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LDY ESTKL+2,X ; WIDTH
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DEY
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- LDA (SRC),Y
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EOR (DST),Y
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STA (DST),Y
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DEY
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BPL -
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+ LDA SRCL
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CLC
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ADC ESTKL+2,X ; WIDTH
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STA SRCL
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BCC +
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INC SRCH
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+ INC ESTKL+3,X ; Y COORD
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DEC ESTKL+1,X ; HEIGHT
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BNE --
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INX
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INX
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INX
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INX
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INX
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RTS
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end
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//export def hgrOrSrc(ofst, y, w, h, srcptr)#0
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// word j, dstptr
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// byte i
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//
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// ofst = ofst + drawbuff
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// for j = y to y + h - 1
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// dstptr = hgrscan[j] + ofst
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// for i = 0 to w - 1
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// dstptr->[i] = dstptr->[i] ^ srcptr->[i]
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// next
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// srcptr = srcptr + w
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// next
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//end
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export asm hgrOrSrc(ofst, y, w, h, srcptr)#0
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LDA ESTKL+0,X ; SRC PTR
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STA SRCL
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LDA ESTKH+0,X
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STA SRCH
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-- LDY ESTKL+3,X ; Y COORD
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CPY #192
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BCS +
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LDA ESTKL+4,X ; HORIZ OFFSET
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end
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asm _hgrOrSrc
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ADC $8000,Y ; HGRSCANL
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STA DSTL
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LDA $1000 ; DRAWBUFFH
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ADC $9000,Y ; HGRSCANH
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STA DSTH
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LDY ESTKL+2,X ; WIDTH
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DEY
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- LDA (SRC),Y
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ORA (DST),Y
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STA (DST),Y
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DEY
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BPL -
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+ LDA SRCL
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CLC
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ADC ESTKL+2,X ; WIDTH
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STA SRCL
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BCC +
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INC SRCH
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+ INC ESTKL+3,X ; Y COORD
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DEC ESTKL+1,X ; HEIGHT
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BNE --
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INX
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INX
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INX
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INX
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INX
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RTS
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end
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//export def hgrPlot(x, y)#0
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// word pixptr
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// byte ofst, pixofst, pmask
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//
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// ofst, pixofst = divmod7(x)
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// pixptr = hgrscan[y] + drawbuff + ofst
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// pmask = hbmask[pixofst]
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// ^pixptr = (^pixptr & ~pmask) | (curhclr.[ofst & 1] & pmask)
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//end
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export asm hgrPlot(x, y)#0
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LDY ESTKL+0,X ; Y COORD
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CPY #192
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BCS +
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end
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asm _hgrPlotA
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LDA $8000,Y ; HGRSCANL
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STA DSTL
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LDA $1000 ; DRAWBUFFH
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ORA $9000,Y ; HGRSCANH
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STA DSTH
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INX
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end
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asm _hgrPlotB
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JSR 1000 ; DIVMOD7
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LDY ESTKL+0,X ; PIXEL OFFSET
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end
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asm _hgrPlotC
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LDA $1000,Y ; HBMASK
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STA TMPL
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EOR #$FF
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STA TMPH
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LDA ESTKL+1,X ; HORIZ OFFSET
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CMP #40
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BCS +
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AND #$01
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TAY
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end
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asm _hgrPlotD
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LDA $2000,Y ; CURHCLR
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AND TMPL
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STA TMPL
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LDY ESTKL+1,X ; HORIZ OFFSET
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LDA (DST),Y
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AND TMPH
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ORA TMPL
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STA (DST),Y
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+ INX
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INX
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RTS
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end
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export def hgrXorPlot(x, y)#0
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word pixptr
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@ -211,65 +549,6 @@ export def hgrRect(x1, x2, y1, y2)#0
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fin
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fin
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end
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export def hgrCopyDst(ofst, y, w, h, dstptr)#0
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word j, srcptr
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ofst = ofst + drawbuff
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for j = y to y + h - 1
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srcptr = hgrscan[j] + ofst
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memcpy(dstptr, srcptr, w)
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dstptr = dstptr + w
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next
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end
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export def hgrCopySrc(ofst, y, w, h, srcptr)#0
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word j, dstptr
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ofst = ofst + drawbuff
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for j = y to y + h - 1
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dstptr = hgrscan[j] + ofst
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memcpy(dstptr, srcptr, w)
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srcptr = srcptr + w
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next
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end
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export def hgrAndSrc(ofst, y, w, h, srcptr)#0
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word j, dstptr
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byte i
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ofst = ofst + drawbuff
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for j = y to y + h - 1
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dstptr = hgrscan[j] + ofst
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for i = 0 to w - 1
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dstptr->[i] = dstptr->[i] & srcptr->[i]
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next
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srcptr = srcptr + w
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next
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end
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export def hgrXorSrc(ofst, y, w, h, srcptr)#0
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word j, dstptr
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byte i
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ofst = ofst + drawbuff
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for j = y to y + h - 1
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dstptr = hgrscan[j] + ofst
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for i = 0 to w - 1
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dstptr->[i] = dstptr->[i] ^ srcptr->[i]
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next
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srcptr = srcptr + w
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next
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end
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export def hgrOrSrc(ofst, y, w, h, srcptr)#0
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word j, dstptr
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byte i
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ofst = ofst + drawbuff
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for j = y to y + h - 1
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dstptr = hgrscan[j] + ofst
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for i = 0 to w - 1
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dstptr->[i] = dstptr->[i] ^ srcptr->[i]
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next
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srcptr = srcptr + w
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next
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end
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export def hgrBLT(x, y, w, h, srcptr)#0
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word i, j
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word saveclr
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@ -299,6 +578,9 @@ export def hgrBLT(x, y, w, h, srcptr)#0
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next
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curhclr = saveclr
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end
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export def hgrColor(c)#0
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curhclr = hcolor[c & $07]
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end
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export def hgrMode#1
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memset(hgr1, 0, $2000) // Clear HGR page 1
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^showpage1
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@ -334,4 +616,29 @@ export def hgrDrawBuf(page)#0
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drawpage = page & 1
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drawbuff = hgrbuff[drawpage]
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end
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//
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// Assembly fixups
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//
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_hgrCopyDst:1 = @hgrscanl
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_hgrCopyDst:6 = @drawbuff.1
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_hgrCopyDst:9 = @hgrscanh
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_hgrCopySrc:1 = @hgrscanl
|
||||
_hgrCopySrc:6 = @drawbuff.1
|
||||
_hgrCopySrc:9 = @hgrscanh
|
||||
_hgrAndSrc:1 = @hgrscanl
|
||||
_hgrAndSrc:6 = @drawbuff.1
|
||||
_hgrAndSrc:9 = @hgrscanh
|
||||
_hgrXorSrc:1 = @hgrscanl
|
||||
_hgrXorSrc:6 = @drawbuff.1
|
||||
_hgrXorSrc:9 = @hgrscanh
|
||||
_hgrOrSrc:1 = @hgrscanl
|
||||
_hgrOrSrc:6 = @drawbuff.1
|
||||
_hgrOrSrc:9 = @hgrscanh
|
||||
_hgrPlotA:1 = @hgrscanl
|
||||
_hgrPlotA:6 = @drawbuff.1
|
||||
_hgrPlotA:9 = @hgrscanh
|
||||
_hgrPlotB:1 = @divmod7
|
||||
_hgrPlotC:1 = @hbmask
|
||||
_hgrPlotD:1 = @curhclr
|
||||
|
||||
done
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user