Updated disk image. Builds on Merlin-16 again.
This commit is contained in:
Bobbi Webber-Manners
parent
7e4e721a97
commit
8e7cc7792e
BIN
applecorn.po
BIN
applecorn.po
Binary file not shown.
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@ -222,6 +222,8 @@ MAINZP MAC
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@ -485,4 +485,6 @@ OSBM2 ASC ').'
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@ -461,3 +461,5 @@ BYTE76 LDX #$00 ; Update LEDs and return X=SHIFT
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220
auxmem.gfx.s
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auxmem.gfx.s
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@ -19,18 +19,18 @@ PRCHRSOFT CMP #$A0 ; Convert to screen code
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EOR #$40
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TAX
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:B1 PHX
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JSR HCHARADDR ; Addr in VDUADDR
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PHP ; Disable IRQs while
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SEI ; toggling memory
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STA $C004 ; Write to main
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JSR HCHARADDR ; Addr in VDUADDR
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PHP ; Disable IRQs while
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SEI ; toggling memory
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STA $C004 ; Write to main
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LDA VDUADDR+0
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STA HGRADDR+0
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LDA VDUADDR+1
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STA HGRADDR+1
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STA $C005 ; Write to aux
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PLP ; Restore IRQs
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PLA ; Recover character
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>>> XF2MAIN,DRAWCHAR ; Plot char on HGR screen
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STA $C005 ; Write to aux
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PLP ; Restore IRQs
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PLA ; Recover character
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>>> XF2MAIN,DRAWCHAR ; Plot char on HGR screen
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PUTCHRET >>> ENTAUX
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RTS
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@ -75,10 +75,10 @@ HSCRSETTCOL RTS
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* 6 = CLR clear pixel to background
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* 7 = UND undefined
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HSCRSETGCOL PHX
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LDX #$00 ; Normal drawing mode
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CMP #$04 ; k=4 means toggle
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LDX #$00 ; Normal drawing mode
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CMP #$04 ; k=4 means toggle
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BNE :NORM
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LDX #$01 ; Change to toggle mode
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LDX #$01 ; Change to toggle mode
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:NORM >>> WRTMAIN
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TXA
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STX LINETYPE
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@ -86,15 +86,15 @@ HSCRSETGCOL PHX
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>>> WRTAUX
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>>> XF2MAIN,SETLINE
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VDU18RET1 >>> ENTAUX
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:NORM PLA ; Colour
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BPL :FOREGND ; <128 is foreground
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:NORM PLA ; Colour
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BPL :FOREGND ; <128 is foreground
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>>> WRTMAIN
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AND #$7F
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STA BGCOLOR ; Stored in main memory
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STA BGCOLOR ; Stored in main memory
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>>> WRTAUX
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RTS
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:FOREGND >>> WRTMAIN
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STA FGCOLOR ; Stored in main memory
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STA FGCOLOR ; Stored in main memory
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>>> WRTAUX
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RTS
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@ -102,29 +102,29 @@ VDU18RET1 >>> ENTAUX
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* k is in VDUQ+4
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* x is in VDUQ+5,VDUQ+6
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* y is in VDUQ+7,VDUQ+8
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HGRPLOT JSR CVTCOORD ; Convert coordinate system
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HGRPLOT JSR CVTCOORD ; Convert coordinate system
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HGRPLOT2 LDA VDUQ+4
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AND #$04 ; Bit 2 set -> absolute
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AND #$04 ; Bit 2 set -> absolute
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BNE HGRPLOTABS
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JSR RELCOORD ; Add coords to XPIXEL/YPIXEL
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JSR RELCOORD ; Add coords to XPIXEL/YPIXEL
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HGRPLOTABS LDA VDUQ+4
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AND #$03
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CMP #$0 ; Bits 0,1 clear -> just move
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CMP #$0 ; Bits 0,1 clear -> just move
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BNE HGRPLOTACT
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HGRPLOTPOS JMP HGRPOS ; Just update pos
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HGRPLOTPOS JMP HGRPOS ; Just update pos
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HGRPLOTACT LDA VDUQ+4
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AND #$C0
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CMP #$40 ; Bit 7 clr, bit 6 set -> point
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CMP #$40 ; Bit 7 clr, bit 6 set -> point
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BNE :LINE
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>>> WRTMAIN
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LDA VDUQ+4
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STA PLOTMODE
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LDA VDUQ+5
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STA FDRAWADDR+6 ; LSB of X1
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STA FDRAWADDR+6 ; LSB of X1
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LDA VDUQ+6
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STA FDRAWADDR+7 ; MSB of X1
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STA FDRAWADDR+7 ; MSB of X1
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LDA VDUQ+7
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STA FDRAWADDR+8 ; Y1
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STA FDRAWADDR+8 ; Y1
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>>> WRTAUX
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>>> XF2MAIN,DRAWPNT
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:LINE >>> WRTMAIN
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@ -137,11 +137,11 @@ HGRPLOTACT LDA VDUQ+4
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LDA YPIXEL
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STA FDRAWADDR+8
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LDA VDUQ+5
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STA FDRAWADDR+9 ; LSB of X1
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STA FDRAWADDR+9 ; LSB of X1
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LDA VDUQ+6
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STA FDRAWADDR+10 ; MSB of X1
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STA FDRAWADDR+10 ; MSB of X1
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LDA VDUQ+7
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STA FDRAWADDR+11 ; Y1
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STA FDRAWADDR+11 ; Y1
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>>> WRTAUX
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>>> XF2MAIN,DRAWLINE
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VDU25RET >>> ENTAUX
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@ -154,95 +154,97 @@ HGRPOS LDA VDUQ+5
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LDA VDUQ+7
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STA YPIXEL
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RTS
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XPIXEL DW $0000 ; Previous plot x-coord
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YPIXEL DW $0000 ; Previous plot y-coord
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XPIXEL DW $0000 ; Previous plot x-coord
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YPIXEL DW $0000 ; Previous plot y-coord
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* Convert high-resolution screen coordinates
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* from 1280x1024 to 280x192
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CVTCOORD
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* X-coordinate in VDUQ+5,+6 1280*7/32=280
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LDA VDUQ+6 ; MSB of X-coord
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CMP #$05 ; $500 is 1280
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BCS :BIGX ; Value >=1280
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STA ZP1+1 ; X-coord -> ZP1 and ZP2
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STA ZP2+1
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LDA VDUQ+5
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STA ZP1+0
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ASL A ; ZP2 *= 8
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ROL ZP2+1
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ASL A
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ROL ZP2+1
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ASL A
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ROL ZP2+1
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SEC ; ZP2-ZP1->ZP2
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SBC ZP1+0
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STA ZP2+0
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LDA ZP2+1
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SBC ZP1+1
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LSR A ; ZP2 /= 32
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ROR ZP2+0
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LSR A
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ROR ZP2+0
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LSR A
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ROR ZP2+0
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LSR A
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ROR ZP2+0
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LSR A
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ROR ZP2+0
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STA VDUQ+6 ; ZP2 -> X-coord
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LDA ZP2+0
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STA VDUQ+5
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LDA VDUQ+6 ; MSB of X-coord
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CMP #$05 ; $500 is 1280
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BCS :BIGX ; Value >=1280
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STA ZP1+1 ; X-coord -> ZP1 and ZP2
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STA ZP2+1
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LDA VDUQ+5
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STA ZP1+0
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ASL A ; ZP2 *= 8
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ROL ZP2+1
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ASL A
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ROL ZP2+1
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ASL A
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ROL ZP2+1
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SEC ; ZP2-ZP1->ZP2
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SBC ZP1+0
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STA ZP2+0
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LDA ZP2+1
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SBC ZP1+1
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LSR A ; ZP2 /= 32
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ROR ZP2+0
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LSR A
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ROR ZP2+0
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LSR A
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ROR ZP2+0
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LSR A
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ROR ZP2+0
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LSR A
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ROR ZP2+0
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STA VDUQ+6 ; ZP2 -> X-coord
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LDA ZP2+0
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STA VDUQ+5
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* Y-coordinate in VDUQ+7,+8 1024*3/16=192
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:YCOORD LDA VDUQ+8 ; MSB of Y-coord
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AND #$FC
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BNE :BIGY ; Y>1023
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LDA VDUQ+8 ; Y-coord -> ZP1
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STA ZP1+1
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STA ZP2+1
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LDA VDUQ+7
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STA ZP1+0
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ASL A ; ZP2 *= 2
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ROL ZP2+1
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CLC ; ZP2+ZP1->ZP2
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ADC ZP1+0
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STA ZP2+0
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LDA ZP2+1
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ADC ZP1+1
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LSR A ; ZP2 /= 16
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ROR ZP2+0
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LSR A
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ROR ZP2+0
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:YCOORD4 LSR A
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ROR ZP2+0
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LSR A
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ROR ZP2+0
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STZ VDUQ+8 ; MSB always zero
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SEC
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LDA #191 ; 191 - ZP2 -> Y-coord
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SBC ZP2+0
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STA VDUQ+7
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RTS
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:BIGY STZ VDUQ+7 ; Y too large, row zero
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STZ VDUQ+8
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RTS
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:BIGX LDA #$17 ; X too large, use 279
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STA VDUQ+5
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LDA #$01
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STA VDUQ+6
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BRA :YCOORD
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:YCOORD LDA VDUQ+8 ; MSB of Y-coord
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AND #$FC
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BNE :BIGY ; Y>1023
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LDA VDUQ+8 ; Y-coord -> ZP1
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STA ZP1+1
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STA ZP2+1
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LDA VDUQ+7
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STA ZP1+0
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ASL A ; ZP2 *= 2
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ROL ZP2+1
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CLC ; ZP2+ZP1->ZP2
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ADC ZP1+0
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STA ZP2+0
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LDA ZP2+1
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ADC ZP1+1
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LSR A ; ZP2 /= 16
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ROR ZP2+0
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LSR A
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ROR ZP2+0
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:YCOORD4 LSR A
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ROR ZP2+0
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LSR A
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ROR ZP2+0
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STZ VDUQ+8 ; MSB always zero
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SEC
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LDA #191 ; 191 - ZP2 -> Y-coord
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SBC ZP2+0
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STA VDUQ+7
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RTS
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:BIGY STZ VDUQ+7 ; Y too large, row zero
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STZ VDUQ+8
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RTS
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:BIGX LDA #$17 ; X too large, use 279
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STA VDUQ+5
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LDA #$01
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STA VDUQ+6
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BRA :YCOORD
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* Add coordinates to XPIXEL, YPIXEL
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RELCOORD CLC
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LDA XPIXEL+0
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ADC VDUQ+5
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STA VDUQ+5
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LDA XPIXEL+1
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ADC VDUQ+6
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STA VDUQ+6
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CLC
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LDA YPIXEL
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ADC VDUQ+7
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STA VDUQ+7
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RTS
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RELCOORD CLC
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LDA XPIXEL+0
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ADC VDUQ+5
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STA VDUQ+5
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LDA XPIXEL+1
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ADC VDUQ+6
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STA VDUQ+6
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CLC
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LDA YPIXEL
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ADC VDUQ+7
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STA VDUQ+7
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RTS
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@ -991,3 +991,5 @@ ERROR2E DW $C800
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@ -188,3 +188,5 @@ HELLO ASC 'Applecorn MOS 2021-09-26'
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@ -544,3 +544,5 @@ AUXBLK ASC '**ENDOFCODE**'
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@ -83,3 +83,5 @@ OSFILECB EQU $2EE ; OSFILE control block
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@ -511,3 +511,5 @@ ECHOLP1 JSR GSREAD
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300
auxmem.vdu.s
300
auxmem.vdu.s
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@ -36,92 +36,92 @@ VDUSTATUS EQU $D0 ; $D0 # VDU status
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* bit 1 = Don't scroll (COPY cursor or VDU 5 mode)
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* bit 0 = VDU 2 printer echo active
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*
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VDUCHAR EQU VDUSTATUS+1 ; $D1 current control character
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VDUTEMP EQU VDUCHAR ; &D1
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VDUADDR EQU VDUSTATUS+2 ; $D2 address of current char cell
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VDUBANK EQU VDUADDR+2 ; $D4 screen bank
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VDUADDR2 EQU VDUADDR+3 ; $D5 address being scrolled
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VDUBANK2 EQU VDUBANK+3 ; $D7 screen bank being scrolled
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VDUCHAR EQU VDUSTATUS+1 ; $D1 current control character
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VDUTEMP EQU VDUCHAR ; &D1
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VDUADDR EQU VDUSTATUS+2 ; $D2 address of current char cell
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VDUBANK EQU VDUADDR+2 ; $D4 screen bank
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VDUADDR2 EQU VDUADDR+3 ; $D5 address being scrolled
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VDUBANK2 EQU VDUBANK+3 ; $D7 screen bank being scrolled
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*
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OLDCHAR EQU OSKBD1 ; &EC character under cursor
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COPYCHAR EQU OSKBD2 ; &ED character under copy cursor
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OLDCHAR EQU OSKBD1 ; &EC character under cursor
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COPYCHAR EQU OSKBD2 ; &ED character under copy cursor
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* VDU DRIVER MAIN WORKSPACE
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***************************
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FXLINES EQU BYTEVARBASE+217 ; Paged scrolling line counter
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FXVDUQLEN EQU BYTEVARBASE+218 ; Length of pending VDU queue
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FXLINES EQU BYTEVARBASE+217 ; Paged scrolling line counter
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FXVDUQLEN EQU BYTEVARBASE+218 ; Length of pending VDU queue
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VDUVARS EQU $290
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VDUVAREND EQU $2ED
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GFXWINLFT EQU VDUVARS+$00 ; # graphics window left
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GFXWINBOT EQU VDUVARS+$02 ; # graphics window bottom \ window
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GFXWINRGT EQU VDUVARS+$04 ; # graphics window right / size
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GFXWINTOP EQU VDUVARS+$06 ; # graphics window top
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TXTWINLFT EQU VDUVARS+$08 ; # text window left
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TXTWINBOT EQU VDUVARS+$09 ; # text window bottom \ window
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TXTWINRGT EQU VDUVARS+$0A ; # text window right / size
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TXTWINTOP EQU VDUVARS+$0B ; # text window top
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GFXORIGX EQU VDUVARS+$0C ; graphics X origin
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GFXORIGY EQU VDUVARS+$0E ; graphics Y origin
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GFXWINLFT EQU VDUVARS+$00 ; # graphics window left
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GFXWINBOT EQU VDUVARS+$02 ; # graphics window bottom \ window
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GFXWINRGT EQU VDUVARS+$04 ; # graphics window right / size
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GFXWINTOP EQU VDUVARS+$06 ; # graphics window top
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TXTWINLFT EQU VDUVARS+$08 ; # text window left
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TXTWINBOT EQU VDUVARS+$09 ; # text window bottom \ window
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TXTWINRGT EQU VDUVARS+$0A ; # text window right / size
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TXTWINTOP EQU VDUVARS+$0B ; # text window top
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GFXORIGX EQU VDUVARS+$0C ; graphics X origin
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GFXORIGY EQU VDUVARS+$0E ; graphics Y origin
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*
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GFXPOSNX EQU VDUVARS+$10 ; current graphics X posn
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GFXPOSNY EQU VDUVARS+$12 ; current graphics Y posn
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GFXLASTX EQU VDUVARS+$14 ; last graphics X posn
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GFXLASTY EQU VDUVARS+$16 ; last graphics Y posn
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VDUTEXTX EQU VDUVARS+$18 ; # absolute text X posn = POS+WINLFT
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VDUTEXTY EQU VDUVARS+$19 ; # absolute text Y posn = VPOS+WINTOP
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VDUCOPYX EQU VDUVARS+$1A ; absolute COPY text X posn
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VDUCOPYY EQU VDUVARS+$1B ; absolute COPY text Y posn
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GFXPOSNX EQU VDUVARS+$10 ; current graphics X posn
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GFXPOSNY EQU VDUVARS+$12 ; current graphics Y posn
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GFXLASTX EQU VDUVARS+$14 ; last graphics X posn
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GFXLASTY EQU VDUVARS+$16 ; last graphics Y posn
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VDUTEXTX EQU VDUVARS+$18 ; # absolute text X posn = POS+WINLFT
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VDUTEXTY EQU VDUVARS+$19 ; # absolute text Y posn = VPOS+WINTOP
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VDUCOPYX EQU VDUVARS+$1A ; absolute COPY text X posn
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VDUCOPYY EQU VDUVARS+$1B ; absolute COPY text Y posn
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*
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PIXELPLOTX EQU VDUVARS+$1C ; PLOT graphics X in pixels
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PIXELPLOTY EQU VDUVARS+$1E ; PLOT graphics Y in pixels
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PIXELPOSNX EQU VDUVARS+$20 ; current graphics X in pixels
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PIXELPOSNY EQU VDUVARS+$22 ; current graphics Y in pixels
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PIXELLASTX EQU VDUVARS+$24 ; last graphics X in pixels
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PIXELLASTY EQU VDUVARS+$26 ; last graphics Y in pixels
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VDUWINEND EQU VDUVARS+$27 ; VDU 26 clears up to here
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PIXELPLOTX EQU VDUVARS+$1C ; PLOT graphics X in pixels
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PIXELPLOTY EQU VDUVARS+$1E ; PLOT graphics Y in pixels
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PIXELPOSNX EQU VDUVARS+$20 ; current graphics X in pixels
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PIXELPOSNY EQU VDUVARS+$22 ; current graphics Y in pixels
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PIXELLASTX EQU VDUVARS+$24 ; last graphics X in pixels
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PIXELLASTY EQU VDUVARS+$26 ; last graphics Y in pixels
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VDUWINEND EQU VDUVARS+$27 ; VDU 26 clears up to here
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*
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CURSOR EQU VDUVARS+$28 ; character used for cursor
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CURSORCP EQU VDUVARS+$29 ; character used for copy cursor
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CURSORED EQU VDUVARS+$2A ; character used for edit cursor
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CURSOR EQU VDUVARS+$28 ; character used for cursor
|
||||
CURSORCP EQU VDUVARS+$29 ; character used for copy cursor
|
||||
CURSORED EQU VDUVARS+$2A ; character used for edit cursor
|
||||
*
|
||||
VDUQ EQU VDUVARS+$2B ; $2B..$33
|
||||
VDUQLAST EQU VDUQ+1 ; Neatly becomes VDUVARS+$2C
|
||||
VDUQPLOT EQU VDUQ+5 ; Neatly becomes VDUVARS+$30
|
||||
VDUQ EQU VDUVARS+$2B ; $2B..$33
|
||||
VDUQLAST EQU VDUQ+1 ; Neatly becomes VDUVARS+$2C
|
||||
VDUQPLOT EQU VDUQ+5 ; Neatly becomes VDUVARS+$30
|
||||
*
|
||||
VDUBORDER EQU VDUVARS+$34 ; Border colour
|
||||
VDUMODE EQU VDUVARS+$35 ; # current MODE
|
||||
VDUSCREEN EQU VDUVARS+$36 ; # MODE type
|
||||
TXTFGD EQU VDUVARS+$37 ; # Text foreground
|
||||
TXTBGD EQU VDUVARS+$38 ; # Text background
|
||||
GFXFGD EQU VDUVARS+$39 ; # Graphics foreground
|
||||
GFXBGD EQU VDUVARS+$3A ; # Graphics background
|
||||
GFXPLOTFGD EQU VDUVARS+$3B ; # Foreground GCOL action
|
||||
GFXPLOTBGD EQU VDUVARS+$3C ; # Background GCOL action
|
||||
VDUBORDER EQU VDUVARS+$34 ; Border colour
|
||||
VDUMODE EQU VDUVARS+$35 ; # current MODE
|
||||
VDUSCREEN EQU VDUVARS+$36 ; # MODE type
|
||||
TXTFGD EQU VDUVARS+$37 ; # Text foreground
|
||||
TXTBGD EQU VDUVARS+$38 ; # Text background
|
||||
GFXFGD EQU VDUVARS+$39 ; # Graphics foreground
|
||||
GFXBGD EQU VDUVARS+$3A ; # Graphics background
|
||||
GFXPLOTFGD EQU VDUVARS+$3B ; # Foreground GCOL action
|
||||
GFXPLOTBGD EQU VDUVARS+$3C ; # Background GCOL action
|
||||
VDUVAR3D EQU VDUVARS+$3D
|
||||
VDUVAR3E EQU VDUVARS+$3E
|
||||
VDUBYTES EQU VDUVARS+$3F ; bytes per char, 1=text only
|
||||
VDUCOLOURS EQU VDUVARS+$40 ; # colours-1
|
||||
VDUPIXELS EQU VDUVARS+$41 ; # pixels per byte
|
||||
VDUWORKSP EQU VDUVARS+$42 ; 28 bytes of general workspace
|
||||
VDUBYTES EQU VDUVARS+$3F ; bytes per char, 1=text only
|
||||
VDUCOLOURS EQU VDUVARS+$40 ; # colours-1
|
||||
VDUPIXELS EQU VDUVARS+$41 ; # pixels per byte
|
||||
VDUWORKSP EQU VDUVARS+$42 ; 28 bytes of general workspace
|
||||
VDUWORKSZ EQU VDUVAREND-VDUWORKSP+1
|
||||
*
|
||||
|
||||
* Screen definitions
|
||||
* 1 3 6 7
|
||||
SCNTXTMAXX DB 79,39,19,79,39,19,39,39 ; Max text column
|
||||
SCNTXTMAXY DB 23,23,23,23,23,23,23,23 ; Max text row
|
||||
SCNBYTES DB 1, 8, 1, 1, 1, 1, 1, 1 ; Bytes per character
|
||||
SCNCOLOURS DB 15,15,15,15,15,15,15,15 ; Colours-1
|
||||
SCNPIXELS DB 0, 7, 0, 0, 0, 0, 0, 0 ; Pixels per byte
|
||||
SCNTYPE DB 1,128,0, 1, 0, 0, 0,64 ; Screen type
|
||||
SCNTXTMAXX DB 79,39,19,79,39,19,39,39 ; Max text column
|
||||
SCNTXTMAXY DB 23,23,23,23,23,23,23,23 ; Max text row
|
||||
SCNBYTES DB 1,8,1,1,1,1,1,1
|
||||
SCNCOLOURS DB 15,15,15,15,15,15,15,15 ; Colours-1
|
||||
SCNPIXELS DB 0,7,0,0,0,0,0,0
|
||||
SCNTYPE DB 1,128,0,1,0,0,0,64
|
||||
* b7=FastDraw
|
||||
* b6=Teletext
|
||||
* b0=40COL/80COL
|
||||
|
||||
* Colour table
|
||||
CLRTRANS DB 00,01,04,09,02,03,07,10
|
||||
DB 05,08,12,13,06,14,11,15
|
||||
CLRTRANS DB 00,01,04,09,02,03,07,10
|
||||
DB 05,08,12,13,06,14,11,15
|
||||
|
||||
********************************************************************
|
||||
* Note that we use PAGE2 80 column mode ($800-$BFF in main and aux)
|
||||
|
|
@ -336,35 +336,35 @@ PRCHRC PHA ; Save character
|
|||
* Puts character to text screen buffer, then in graphics mode,
|
||||
* writes bitmap to graphics screen
|
||||
PUTCHRC PHA
|
||||
EOR #$80 ; Convert character to screen code
|
||||
EOR #$80 ; Convert character to screen code
|
||||
TAX
|
||||
AND #$A0
|
||||
BNE PRCHR4
|
||||
CPX #$20
|
||||
BCS PRCHR3 ; Not $80-$9F
|
||||
BCS PRCHR3 ; Not $80-$9F
|
||||
BIT VDUSCREEN
|
||||
BVC PRCHR3 ; Not teletext
|
||||
LDX #$E0 ; Convert $80-$9F to space
|
||||
BVC PRCHR3 ; Not teletext
|
||||
LDX #$E0 ; Convert $80-$9F to space
|
||||
PRCHR3 TXA
|
||||
EOR #$40
|
||||
TAX
|
||||
PRCHR4 JSR CHARADDR ; Find character address
|
||||
TXA ; Get character back
|
||||
PRCHR4 JSR CHARADDR ; Find character address
|
||||
TXA ; Get character back
|
||||
BIT VDUBANK
|
||||
* BPL PRCHR5 ; Not AppleGS, use short write
|
||||
* DB $97,VDUADDR ; STA [VDUADDR],Y
|
||||
* BRA PRCHR8
|
||||
PRCHR5 PHP ; Disable IRQs while
|
||||
SEI ; toggling memory
|
||||
BCC PRCHR6 ; Aux memory
|
||||
STA $C004 ; Switch to main memory
|
||||
PRCHR6 STA (VDUADDR),Y ; Store it
|
||||
PRCHR7 STA $C005 ; Back to aux memory
|
||||
PLP ; Restore IRQs
|
||||
PRCHR5 PHP ; Disable IRQs while
|
||||
SEI ; toggling memory
|
||||
BCC PRCHR6 ; Aux memory
|
||||
STA $C004 ; Switch to main memory
|
||||
PRCHR6 STA (VDUADDR),Y ; Store it
|
||||
PRCHR7 STA $C005 ; Back to aux memory
|
||||
PLP ; Restore IRQs
|
||||
PRCHR8 PLA
|
||||
BIT VDUSCREEN
|
||||
BPL GETCHROK
|
||||
JMP PRCHRSOFT ; Write character to graphics
|
||||
JMP PRCHRSOFT ; Write character to graphics
|
||||
|
||||
* OSBYTE &87 - Read character at cursor
|
||||
***************************************
|
||||
|
|
@ -403,16 +403,16 @@ BYTE86 LDY VDUTEXTY
|
|||
CHARADDR LDA VDUTEXTY
|
||||
CHARADDRY ASL
|
||||
TAY
|
||||
LDA SCNTAB+0,Y ; LSB of row address
|
||||
LDA SCNTAB+0,Y ; LSB of row address
|
||||
STA VDUADDR+0
|
||||
LDA SCNTAB+1,Y ; MSB of row address
|
||||
LDA SCNTAB+1,Y ; MSB of row address
|
||||
STA VDUADDR+1
|
||||
LDA VDUTEXTX
|
||||
BIT $C01F
|
||||
SEC
|
||||
BPL CHARADDR40 ; 40-col
|
||||
BPL CHARADDR40 ; 40-col
|
||||
LSR A
|
||||
CHARADDR40 TAY ; Y=offset into this row
|
||||
CHARADDR40 TAY ; Y=offset into this row
|
||||
LDA VDUBANK
|
||||
AND #$FE
|
||||
BCS CHARADDROK
|
||||
|
|
@ -517,20 +517,20 @@ VDU31 LDY VDUQ+8
|
|||
|
||||
* VDU 26 - Reset to default windows
|
||||
VDU26 LDA #$F7
|
||||
JSR CLRSTATUS ; Clear 'soft window'
|
||||
JSR CLRSTATUS ; Clear 'soft window'
|
||||
VDU26A LDX #VDUWINEND-VDUVARS
|
||||
LDA #$00
|
||||
VDU26LP STA VDUVARS,X ; Clear all windows
|
||||
DEX ; and all coords
|
||||
BPL VDU26LP ; and origin, etc.
|
||||
VDU26LP STA VDUVARS,X ; Clear all windows
|
||||
DEX ; and all coords
|
||||
BPL VDU26LP ; and origin, etc.
|
||||
LDY VDUMODE
|
||||
LDA SCNTXTMAXY,Y
|
||||
STA TXTWINBOT ; Text window height
|
||||
STA GFXWINTOP ; Graphics height
|
||||
STA TXTWINBOT ; Text window height
|
||||
STA GFXWINTOP ; Graphics height
|
||||
LDX #GFXWINTOP-VDUVARS
|
||||
LDA SCNTXTMAXX,Y
|
||||
STA TXTWINRGT ; Text window width
|
||||
STA GFXWINRGT ; Graphics width
|
||||
STA TXTWINRGT ; Text window width
|
||||
STA GFXWINRGT ; Graphics width
|
||||
LDX #GFXWINRGT-VDUVARS
|
||||
* TO DO *
|
||||
RTS
|
||||
|
|
@ -565,39 +565,39 @@ VDUINIT STA VDUQ+8
|
|||
* Wait for VSync?
|
||||
VDU22 LDA VDUQ+8
|
||||
AND #$07
|
||||
TAX ; Set up MODE
|
||||
STX VDUMODE ; Screen MODE
|
||||
TAX ; Set up MODE
|
||||
STX VDUMODE ; Screen MODE
|
||||
LDA SCNCOLOURS,X
|
||||
STA VDUCOLOURS ; Colours-1
|
||||
STA VDUCOLOURS ; Colours-1
|
||||
LDA SCNBYTES,X
|
||||
STA VDUBYTES ; Bytes per char
|
||||
STA VDUBYTES ; Bytes per char
|
||||
LDA SCNPIXELS,X
|
||||
STA VDUPIXELS ; Pixels per byte
|
||||
STA VDUPIXELS ; Pixels per byte
|
||||
LDA SCNTYPE,X
|
||||
STA VDUSCREEN ; Screen type
|
||||
JSR NEGCALL ; Find machine type
|
||||
STA VDUSCREEN ; Screen type
|
||||
JSR NEGCALL ; Find machine type
|
||||
AND #$0F
|
||||
BEQ :MODEGS ; MCHID=$x0 -> Not AppleGS, bank=0
|
||||
LDA #$E0 ; Not $x0 -> AppleGS, point to screen bank
|
||||
BEQ :MODEGS ; MCHID=$x0 -> Not AppleGS, bank=0
|
||||
LDA #$E0 ; Not $x0 -> AppleGS, point to screen bank
|
||||
:MODEGS STA VDUBANK
|
||||
LDA #$01
|
||||
JSR CLRSTATUS ; Clear everything except PrinterEcho
|
||||
LDA #'_' ; Set up default cursors
|
||||
STA CURSOR ; Normal cursor
|
||||
STA CURSORCP ; Copy cursor when editing
|
||||
JSR CLRSTATUS ; Clear everything except PrinterEcho
|
||||
LDA #'_' ; Set up default cursors
|
||||
STA CURSOR ; Normal cursor
|
||||
STA CURSORCP ; Copy cursor when editing
|
||||
LDA #$A0
|
||||
STA CURSORED ; Edit cursor when editing
|
||||
JSR VDU20 ; Default colours
|
||||
JSR VDU26 ; Default windows
|
||||
STA $C052 ; Clear MIXED
|
||||
STA CURSORED ; Edit cursor when editing
|
||||
JSR VDU20 ; Default colours
|
||||
JSR VDU26 ; Default windows
|
||||
STA $C052 ; Clear MIXED
|
||||
LDA VDUSCREEN
|
||||
BMI VDU22G ; b7=1, graphics mode
|
||||
AND #$01 ; 40col/80col bit
|
||||
BMI VDU22G ; b7=1, graphics mode
|
||||
AND #$01 ; 40col/80col bit
|
||||
TAX
|
||||
STA $C00C,X ; Select 40col/80col
|
||||
STA $C051 ; Enable Text
|
||||
STA $C055 ; PAGE2
|
||||
STA $C00F ; Enable alt charset
|
||||
STA $C00C,X ; Select 40col/80col
|
||||
STA $C051 ; Enable Text
|
||||
STA $C055 ; PAGE2
|
||||
STA $C00F ; Enable alt charset
|
||||
* Fall through into CLS
|
||||
|
||||
VDU12 STZ FXLINES
|
||||
|
|
@ -606,28 +606,28 @@ VDU12 STZ FXLINES
|
|||
|
||||
* Clear the text screen buffer
|
||||
:L1 JSR CLREOL
|
||||
:S2 LDA VDUTEXTY ; ROW
|
||||
:S2 LDA VDUTEXTY ; ROW
|
||||
CMP #23
|
||||
BEQ :S3
|
||||
INC VDUTEXTY ; ROW
|
||||
INC VDUTEXTY ; ROW
|
||||
BRA :L1
|
||||
:S3 STZ VDUTEXTY ; ROW
|
||||
STZ VDUTEXTX ; COL
|
||||
:S3 STZ VDUTEXTY ; ROW
|
||||
STZ VDUTEXTX ; COL
|
||||
BIT VDUSCREEN
|
||||
BMI VDU12SOFT ; Graphics mode
|
||||
BMI VDU12SOFT ; Graphics mode
|
||||
RTS
|
||||
* Clear the graphics screen buffer
|
||||
VDU12SOFT JMP VDU16 ; *TEMP*
|
||||
VDU12SOFT JMP VDU16 ; *TEMP*
|
||||
|
||||
VDU22G STA $C050 ; Enable Graphics
|
||||
STA $C057 ; Hi-Res
|
||||
STA $C054 ; PAGE1
|
||||
STA $C00C ; Select 40col text
|
||||
JMP VDU12 ; Clear text and HGR screen
|
||||
VDU22G STA $C050 ; Enable Graphics
|
||||
STA $C057 ; Hi-Res
|
||||
STA $C054 ; PAGE1
|
||||
STA $C00C ; Select 40col text
|
||||
JMP VDU12 ; Clear text and HGR screen
|
||||
|
||||
* Clear to EOL
|
||||
CLRLINE
|
||||
CLREOL JSR CHARADDR ; Set VDUADDR=>start of line
|
||||
CLREOL JSR CHARADDR ; Set VDUADDR=>start of line
|
||||
* BIT VDUBANK
|
||||
* BMI CLREOLGS ; AppleGS
|
||||
LDY #39
|
||||
|
|
@ -643,12 +643,12 @@ CLREOL JSR CHARADDR ; Set VDUADDR=>start of line
|
|||
BPL :L1
|
||||
BIT VDUSCREEN
|
||||
BPL CLREOLOK
|
||||
JMP HSCRCLREOL ; Clear an HGR line
|
||||
JMP HSCRCLREOL ; Clear an HGR line
|
||||
CLREOLOK RTS
|
||||
CLREOLGS LDX #1
|
||||
:L2 LDY #39
|
||||
LDA #$A0
|
||||
:L3 DB $97,VDUADDR ; STA [VDUADDR],Y
|
||||
:L3 DB $97,VDUADDR ; STA [VDUADDR],Y
|
||||
DEY
|
||||
BPL :L3
|
||||
LDA VDUBANK
|
||||
|
|
@ -667,7 +667,7 @@ SCROLLER LDA #$00
|
|||
CMP #23
|
||||
BNE :L1
|
||||
BIT VDUSTATUS
|
||||
BVC :L2 ; Copy cursor not active
|
||||
BVC :L2 ; Copy cursor not active
|
||||
JSR COPYSWAP1
|
||||
LDA #11
|
||||
JSR OUTCHARGO
|
||||
|
|
@ -676,16 +676,16 @@ SCROLLER LDA #$00
|
|||
|
||||
* Copy line A+1 to line A
|
||||
SCR1LINE PHA
|
||||
JSR CHARADDRY ; VDUADDR=>line A
|
||||
JSR CHARADDRY ; VDUADDR=>line A
|
||||
LDX #2
|
||||
:L1 LDA VDUADDR,X ; Copy to VDUADDR2
|
||||
:L1 LDA VDUADDR,X ; Copy to VDUADDR2
|
||||
STA VDUADDR2,X
|
||||
DEX
|
||||
BPL :L1
|
||||
PLA
|
||||
PHA
|
||||
INC A
|
||||
JSR CHARADDRY ; VDUADDR=>line A+1
|
||||
JSR CHARADDRY ; VDUADDR=>line A+1
|
||||
* BIT VDUBANK
|
||||
* BMI SCROLLGS
|
||||
LDY #39
|
||||
|
|
@ -693,23 +693,23 @@ SCR1LINE PHA
|
|||
STA (VDUADDR2),Y
|
||||
PHP
|
||||
SEI
|
||||
STA $C002 ; Read main mem
|
||||
STA $C004 ; Write main mem
|
||||
STA $C002 ; Read main mem
|
||||
STA $C004 ; Write main mem
|
||||
LDA (VDUADDR),Y
|
||||
STA (VDUADDR2),Y
|
||||
STA $C003 ; Read aux mem
|
||||
STA $C005 ; Write aux mem
|
||||
STA $C003 ; Read aux mem
|
||||
STA $C005 ; Write aux mem
|
||||
PLP
|
||||
DEY
|
||||
BPL :L2
|
||||
PLA
|
||||
BIT VDUSCREEN ; Also screen graphics screen
|
||||
BIT VDUSCREEN ; Also screen graphics screen
|
||||
BMI SCR1SOFT
|
||||
RTS
|
||||
SCROLLGS LDX #1
|
||||
:L4 LDY #39
|
||||
:L5 DB $B7,VDUADDR ; LDA [VDUADDR],Y
|
||||
DB $97,VDUADDR2 ; STA [VDUADDR2],Y
|
||||
:L5 DB $B7,VDUADDR ; LDA [VDUADDR],Y
|
||||
DB $97,VDUADDR2 ; STA [VDUADDR2],Y
|
||||
DEY
|
||||
BPL :L5
|
||||
LDA VDUBANK
|
||||
|
|
@ -719,7 +719,7 @@ SCROLLGS LDX #1
|
|||
DEX
|
||||
BPL :L4
|
||||
PLA
|
||||
BIT VDUSCREEN ; Also screen graphics screen
|
||||
BIT VDUSCREEN ; Also screen graphics screen
|
||||
BMI SCR1SOFT
|
||||
RTS
|
||||
|
||||
|
|
@ -730,7 +730,7 @@ SCR1SOFT JMP HSCR1LINE
|
|||
VDU16 JMP HSCRCLEAR
|
||||
|
||||
* VDU 20 - Reset to default colours
|
||||
VDU20 LDA #$00 ; *TEMP*
|
||||
VDU20 LDA #$00 ; *TEMP*
|
||||
STA $C034
|
||||
LDA #$F0
|
||||
STA $C022
|
||||
|
|
@ -743,23 +743,23 @@ VDU20 LDA #$00 ; *TEMP*
|
|||
RTS
|
||||
|
||||
* VDU 17 - COLOUR n - select text or border colour
|
||||
VDU17 LDA VDUQ+8 ; *TEMP*
|
||||
VDU17 LDA VDUQ+8 ; *TEMP*
|
||||
JSR HSCRSETTCOL
|
||||
* TO DO: set local VDU variables
|
||||
AND #15
|
||||
AND #15
|
||||
TAY
|
||||
LDX CLRTRANS,Y
|
||||
BIT VDUQ+8
|
||||
BPL VDU17FGD
|
||||
BVC VDU17BGD
|
||||
STX $C034
|
||||
LDX CLRTRANS,Y
|
||||
BIT VDUQ+8
|
||||
BPL VDU17FGD
|
||||
BVC VDU17BGD
|
||||
STX $C034
|
||||
RTS
|
||||
VDU17BGD LDA $C022
|
||||
AND #$F0
|
||||
STA $C022
|
||||
VDU17BGD LDA $C022
|
||||
AND #$F0
|
||||
STA $C022
|
||||
TXA
|
||||
ORA $C022
|
||||
STA $C022
|
||||
ORA $C022
|
||||
STA $C022
|
||||
VDU17FGD RTS
|
||||
|
||||
* VDU 18 - GCOL k,a - select graphics colour and plot action
|
||||
|
|
|
|||
|
|
@ -73,6 +73,8 @@ GEOFCMD EQU $D1
|
|||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
|
|
|||
|
|
@ -182,3 +182,5 @@ MHGRTAB DW $2000,$2080,$2100,$2180,$2200,$2280,$2300,$2380
|
|||
|
||||
|
||||
|
||||
|
||||
|
||||
|
|
|
|||
|
|
@ -119,6 +119,8 @@ RESET TSX
|
|||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
|
|
|||
|
|
@ -166,3 +166,5 @@ LOADCODE PHP ; Save carry flag
|
|||
|
||||
|
||||
|
||||
|
||||
|
||||
|
|
|
|||
|
|
@ -137,6 +137,8 @@ QUITPL HEX 04 ; Number of parameters
|
|||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
|
|
|||
|
|
@ -154,6 +154,8 @@ ROM8 STR "USERROM2.ROM"
|
|||
|
||||
|
||||
|
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@ -223,6 +223,8 @@ FILEREFS DB $00,$00,$00,$00
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@ -318,6 +318,8 @@ PREFIX DS 65 ; Buffer for ProDOS prefix
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@ -1063,3 +1063,5 @@ MAINRDEXIT >>> XF2AUX,NULLRTS ; Back to an RTS
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@ -395,6 +395,8 @@ MATCHBUF DS 65 ; For storing match results (Pascal str)
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Loading…
Reference in New Issue