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FNT2FON.S.txt
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FNT2FON.S.txt
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NEW
PREFIX /A2OSX.BUILD
AUTO 4,1
.LIST OFF
.OP 65C02
.OR $2000
.TF /A2OSX.BUILD/ROOT/FNT2FON
*--------------------------------------
.INB /A2OSX.BUILD/INC/MACROS.I
.INB /A2OSX.BUILD/INC/A2OSX.I
.INB /A2OSX.BUILD/INC/GUI.I
.INB /A2OSX.BUILD/INC/LIBGUI.I
.INB /A2OSX.BUILD/ROOT/X.FNT.I
*--------------------------------------
ZPPTR1 .EQ ZPBIN
ZPInputBufPtr .EQ ZPBIN+2
ZPInputTblPtr .EQ ZPBIN+4
ZPInputBMPtr .EQ ZPBIN+6
ZPCharBufPtr .EQ ZPBIN+8
ZPOutPutTblPtr .EQ ZPBIN+10
ZPOutPutCharOfs .EQ ZPBIN+12
ZPOutPutBufPtr .EQ ZPBIN+14
*--------------------------------------
* File Header (16 Bytes)
*--------------------------------------
CS.START cld
jmp (.1,x)
.DA #$61 6502,Level 1 (65c02)
.DA #1 BIN Layout Version 1
.DA 0
.DA CS.END-CS.START CS
.DA DS.END-DS.START DS
.DA #64 SS
.DA #16 ZP
.DA 0
*--------------------------------------
* Relocation Table
*--------------------------------------
.1 .DA CS.INIT
.DA CS.RUN
.DA CS.DOEVENT
.DA CS.QUIT
L.MSG.USAGE .DA MSG.USAGE
L.MSG.FILE.OK .DA MSG.FILE.OK
L.MSG.HEADER.OK .DA MSG.HEADER.OK
L.MSG.HEADER.KO .DA MSG.HEADER.KO
L.MSG.RANGE .DA MSG.RANGE
L.MSG.DUMP .DA MSG.DUMP
L.MSG.DONE .DA MSG.DONE
.DA 0
*--------------------------------------
CS.INIT
.1 >INC.G Count
>SYSCALL GetArg.A
bcs .7
>STYA ZPPtr1
lda (ZPPtr1)
cmp #'-'
bne .4
ldy #1
lda (ZPPtr1),y
ldx OptionList
.2 cmp OptionList,x
beq .3
dex
bne .2
.99 >LDYA L.MSG.USAGE
>SYSCALL printf
lda #K.E.SYN
sec
rts
.3 ldy OptionVars-1,x
lda #$80
sta (pData),y
bra .1
.4 >LDA.G hInputBuf
bne .5
jsr CS.INIT.OPENINPUT
bcc .1 scan for any other args
rts
.5 >LDA.G hOutputFile
bne .99
jsr CS.INIT.CREATEOUTPUT
bcc .1 scan for any other args
rts
.7 >LDA.G hOutputFile
beq .99
>LDYAI 8192 max 256x256 pixels
>SYSCALL GetMem.YA
bcs CS.INIT.RTS
>STYA ZPCharBufPtr
txa
>STA.G hCharBuf
.8 clc
CS.INIT.RTS rts
*--------------------------------------
CS.INIT.OPENINPUT
>PUSHWI 0 Aux type
>PUSHBI 0 Type
>PUSHBI SYS.FOpen.R
>PUSHW ZPPtr1
>SYSCALL LoadFile
bcs CS.INIT.RTS
>PUSHYA
txa
>STA.G hInputBuf
>SYSCALL GetMemPtr.A
>STYA ZPInputBufPtr
>LDYA L.MSG.FILE.OK
>SYSCALL printf
ldy #S.FNT.dfVersion
lda (ZPInputBufPtr),y
bne .99
iny
lda (ZPInputBufPtr),y
cmp #2
beq .1
cmp #3
bne .99
.1 asl *2 = Entry Len in Tbl
>STA.G FNT.Version
pha
ldy #S.FNT.dfAscent
lda (ZPInputBufPtr),y
>STA.G FON.Header+S.FON.Ascent
>PUSHA
ldy #S.FNT.dfPixHeight
lda (ZPInputBufPtr),y
>STA.G FON.Header+S.FON.PixH
>PUSHA
ldy #S.FNT.dfPixWidth
lda (ZPInputBufPtr),y
>STA.G FON.Header+S.FON.PixW
>PUSHA
pla
>PUSHA
>LDYA L.MSG.HEADER.OK
>SYSCALL printf
clc
rts
.99 >LDYA L.MSG.HEADER.KO
>SYSCALL printf
lda #K.E.IBIN
sec
rts
*--------------------------------------
CS.INIT.CREATEOUTPUT
>PUSHWI 0 Aux type
>PUSHBI $CC FON Type
>PUSHBI SYS.FOpen.W+SYS.FOpen.X
>PUSHW ZPPtr1
>SYSCALL FOpen
bcs .9
>STA.G hOutputFile
>LDYAI 256
>SYSCALL GetMem.YA
bcs .9
>STYA ZPOutPutBufPtr
txa
>STA.G hOutPutBuf
.9 rts
*--------------------------------------
CS.RUN ldy #S.FNT.dfBreakChar
lda (ZPInputBufPtr),y
>STA.G FON.Header+S.FON.Break
>PUSHA
ldy #S.FNT.dfDefaultChar
lda (ZPInputBufPtr),y
>STA.G FON.Header+S.FON.Default
>PUSHA
ldy #S.FNT.dfLastChar
lda (ZPInputBufPtr),y
>STA.G FON.Header+S.FON.Last
>PUSHA
ldy #S.FNT.dfFirstChar
lda (ZPInputBufPtr),y
>STA.G FON.Header+S.FON.First
>STA.G CharIndex
>PUSHA
>LDYA L.MSG.RANGE
>SYSCALL printf
>LDA.G FON.Header+S.FON.Last
sec
>SBC.G FON.Header+S.FON.First
inc
>STA.G CharCount
asl
pha
>STA.G FileOffset
lda #0
rol
iny
sta (pData),y
ply
>SYSCALL GetMem.YA
bcs .9
>STYA ZPOutPutTblPtr
txa
>STA.G hTblBuf
lda #S.FON
clc
>ADC.G FileOffset
sta (pData),y
sta ZPOutPutCharOfs
iny
lda /S.FON
adc (pData),y
sta (pData),y
sta ZPOutPutCharOfs+1
>LEA.G FileOffset
>PUSHYA
>PUSHBI SYS.FSeek.SET
>LDA.G hOutputFile
>PUSHA
>SYSCALL FSeek
bcc .1
.9 rts
.1 >LDA.G FNT.Version
ldx #S.FNT.dfCharTable2
cmp #4
beq .2
ldx #S.FNT.dfCharTable3
.2 txa
clc
adc ZPInputBufPtr
sta ZPInputTblPtr
lda #0
adc ZPInputBufPtr+1
sta ZPInputTblPtr+1
CS.RUN.LOOP >SLEEP
>SYSCALL GetChar
bcs .3
cmp #$03 Ctrl-C
beq .9 Abort....
cmp #$13 Ctrl-S
bne .3
>LDA.G bPause
eor #$FF
sta (pData),y
.3 >LDA.G bPause
bmi CS.RUN.LOOP
ldy #2
lda (ZPInputTblPtr),y Get Char BitMap Offset
clc
adc ZPInputBufPtr
sta ZPInputBMPtr
iny
lda (ZPInputTblPtr),y
adc ZPInputBufPtr+1
sta ZPInputBMPtr+1
jsr CS.RUN.GetChar
jsr CS.RUN.ShiftLChar
jsr CS.RUN.CutRChar
jsr CS.RUN.DumpChar
jsr CS.RUN.StoreChar
bcs .9
>INC.G CharIndex
>DEC.G CharCount
beq .8
lda ZPInputTblPtr
clc
>ADC.G FNT.Version
sta ZPInputTblPtr
bcc CS.RUN.LOOP
inc ZPInputTblPtr+1
bra CS.RUN.LOOP
.8 jsr CS.RUN.FlushOutPutBuf
bcs .9
jsr CS.RUN.WriteBMAndTbl
bcs .9
>LDYA L.MSG.DONE
>SYSCALL printf
lda #0
sec
.9 rts
*--------------------------------------
* ZPInputBMPtr->DATA
*--------------------------------------
CS.RUN.GetChar lda (ZPInputTblPtr) Get Char PixW
>STA.G CharPixW
>STA.G CharOutPixW
pha
lsr
lsr
lsr
tax
pla
and #7
beq .1
inx
.1 txa
>STA.G CharByteW
>STA.G CharOutByteW
lda #0 0 -> A -> CharByteW
.2 pha
clc
adc ZPCharBufPtr
sta ZPPTR1
lda #0
adc ZPCharBufPtr+1
sta ZPPTR1+1
>LDA.G FON.Header+S.FON.PixH
tax
.3 lda (ZPInputBMPtr) Get one source byte
inc ZPInputBMPtr
bne .4
inc ZPInputBMPtr+1
.4 tay
lda TWIST,y
sta (ZPPTR1)
lda ZPPTR1
clc
>ADC.G CharByteW
sta ZPPTR1
bcc .5
inc ZPPTR1+1
.5 dex
bne .3
pla
inc
>CMP.G CharByteW
bne .2
clc
rts
*--------------------------------------
* Dump ZPCharBufPtr : CharByteW x FON.Header+S.FON.PixH
*--------------------------------------
CS.RUN.DumpChar >LDA.G CharOutByteW
>PUSHA
>LDA.G CharOutPixW
>PUSHA
>LDA.G CharIndex
>PUSHA
>PUSHA
>LDYA L.MSG.DUMP
>SYSCALL printf
lda ZPCharBufPtr
sta ZPPTR1
lda ZPCharBufPtr+1
sta ZPPTR1+1
>LDA.G FON.Header+S.FON.PixH
.1 pha
lda #'|'
>SYSCALL PutChar.A
>LDA.G CharOutPixW
>STA.G Count
ldy #0
.2 lda (ZPPTR1),y
phy
ldx #8
.4 lsr
pha
lda #' '
bcc .5
lda #'O'
.5 phx
>SYSCALL PutChar.A
plx
>DEC.G Count
beq .6
pla Get back BYTE
dex
bne .4
ply
iny
bra .2
.6 pla
pla
lda #'|'
>SYSCALL PutChar.A
lda #13
>SYSCALL PutChar.A
lda #10
>SYSCALL PutChar.A
lda ZPPTR1
clc
>ADC.G CharByteW
sta ZPPTR1
bcc .7
inc ZPPTR1+1
.7 pla
dec
bne .1
rts
*--------------------------------------
CS.RUN.ShiftLChar
>LDA.G bNoShrink
bmi .9
.1 lda ZPCharBufPtr
sta ZPPTR1
lda ZPCharBufPtr+1
sta ZPPTR1+1
>LDA.G FON.Header+S.FON.PixH
tax
lda #0
pha
.2 pla
ora (ZPPTR1)
pha
lda ZPPTR1
clc
>ADC.G CharByteW
sta ZPPTR1
bcc .3
inc ZPPTR1+1
.3 dex
bne .2
pla
beq .9 No pixel in first COL, must be SPACE or BREAK
lsr
bcs .9
lda ZPCharBufPtr
sta ZPPTR1
lda ZPCharBufPtr+1
sta ZPPTR1+1
>LDA.G FON.Header+S.FON.PixH
tax
.4 >LDA.G CharByteW
tay
clc
.5 dey
lda (ZPPTR1),y
ror
sta (ZPPTR1),y
tya
bne .5
lda ZPPTR1
clc
>ADC.G CharByteW
sta ZPPTR1
bcc .6
inc ZPPTR1+1
.6 dex
bne .4
>DEC.G CharOutPixW
and #7
bne .1
>DEC.G CharOutByteW
bra .1
.9 rts
*--------------------------------------
CS.RUN.CutRChar >LDA.G bNoShrink
bmi .9
.1 lda ZPCharBufPtr
sta ZPPTR1
lda ZPCharBufPtr+1
sta ZPPTR1+1
>LDA.G FON.Header+S.FON.PixH
tax
>LDA.G CharOutByteW
tay
dey
lda #0
pha
.2 pla
ora (ZPPTR1),y
pha
phy
lda ZPPTR1
clc
>ADC.G CharByteW
sta ZPPTR1
bcc .3
inc ZPPTR1+1
.3 ply
dex
bne .2
pla
bmi .9 Bit 7 is colored....exit
bne .4
tya No bits in this COL
beq .9 was COL 0.....SPACE or BREAK
>DEC.G CharOutByteW Remove the whole column
asl
asl
asl
>STA.G CharOutPixW
bra .1
.4 pha
>LDA.G CharOutByteW
asl
asl
asl
tax
pla
.5 dex
asl
bpl .5
txa
>STA.G CharOutPixW
pha
lsr
lsr
lsr
tax
pla
and #7
beq .7
inx
.7 txa
>STA.G CharOutByteW
.9 rts
*--------------------------------------
CS.RUN.StoreChar
lda ZPOutPutCharOfs
sta (ZPOutPutTblPtr)
lda ZPOutPutCharOfs+1
ldy #1
sta (ZPOutPutTblPtr),y
lda ZPOutPutTblPtr
clc
adc #2
sta ZPOutPutTblPtr
bcc .1
inc ZPOutPutTblPtr+1
.1 >LDA.G CharOutPixW
jsr CS.RUN.WriteByte
bcs .99
>LDA.G CharOutByteW
jsr CS.RUN.WriteByte
bcs .99
lda ZPCharBufPtr
sta ZPPTR1
lda ZPCharBufPtr+1
sta ZPPTR1+1
>LDA.G FON.Header+S.FON.PixH
pha
.2 >LDA.G CharOutByteW
tax
ldy #0
.3 lda (ZPPTR1),y
jsr CS.RUN.WriteByte
bcs .9
iny
dex
bne .3
pla
dec
beq .8
pha
lda ZPPTR1
clc
>ADC.G CharByteW
sta ZPPTR1
bcc .2
inc ZPPTR1+1
bra .2
.8 clc
rts
.9 plx
.99 rts
*--------------------------------------
CS.RUN.WriteByte
phy
phx
pha
>LDA.G OutPutPtr
tay
pla
sta (ZPOutPutBufPtr),y
tya
inc
>STA.G OutPutPtr
tay
clc
bne .8
>PUSHW ZPOutPutBufPtr
>PUSHWI 256
>LDA.G hOutputFile
>PUSHA
>SYSCALL FWrite
bcs .9
.8 inc ZPOutPutCharOfs
bne .9
inc ZPOutPutCharOfs+1
.9 plx
ply
rts
*--------------------------------------
CS.RUN.FlushOutPutBuf
clc
>LDA.G OutPutPtr
beq .8
pha
>PUSHW ZPOutPutBufPtr
ply
lda #0
>PUSHYA
>LDA.G hOutputFile
>PUSHA
>SYSCALL FWrite
.8 rts
*--------------------------------------
CS.RUN.WriteBMAndTbl
ldy #FileOffset
ldx #4
lda #0
.1 sta (pData),y
iny
dex
bne .1
>LEA.G FileOffset
>PUSHYA
>PUSHBI SYS.FSeek.SET
>LDA.G hOutputFile
>PUSHA
>SYSCALL FSeek
bcs .9
>LEA.G FON.Header
>PUSHYA
>PUSHWI S.FON
>LDA.G hOutputFile
>PUSHA
>SYSCALL FWrite
bcs .9
>LDA.G hTblBuf
>SYSCALL GetMemPtr.A
>PUSHYA
>LDA.G FON.Header+S.FON.Last
sec
>SBC.G FON.Header+S.FON.First
inc
asl
pha
lda #0
rol
ply
>PUSHYA
>LDA.G hOutputFile
>PUSHA
>SYSCALL FWrite
clc
.9 rts
*--------------------------------------
CS.DOEVENT sec
rts
*--------------------------------------
CS.QUIT >LDA.G hOutPutBuf
beq .1
>SYSCALL FreeMem.A
.1 >LDA.G hOutputFile
beq .2
>SYSCALL FClose.A
.2 >LDA.G hInputBuf
beq .3
>SYSCALL FreeMem.A
.3 >LDA.G hCharBuf
beq .4
>SYSCALL FreeMem.A
.4 >LDA.G hTblBuf
beq .8
>SYSCALL FreeMem.A
.8 clc
rts
*--------------------------------------
CS.END
*--------------------------------------
.INB /A2OSX.BUILD/ROOT/X.TWIST.G
*--------------------------------------
OptionList >PSTR "NnVv"
OptionVars .DA #bNoShrink,#bNoShrink,#bVerbose,#bVerbose
MSG.USAGE .AZ "Usage : FNT2FON FNT-File \r\n -V : Verbose Mode\r\n -N : No shrink\r\n"
MSG.FILE.OK .AZ "FNT File Loaded, %D Bytes Read\r\n"
MSG.HEADER.OK .AZ "FNT File Version : %d, Size : %d x %d pixels, Ascent : %d\r\n"
MSG.HEADER.KO .AZ "Invalid Input File Format\r\n"
MSG.RANGE .AZ "First/Last Char : %d/%d, Default : %d, Break : %d\r\n"
MSG.DUMP .AZ "Caracter ID : %d (0x0%2h), Width(P) : %d, Width(B) : %d\r\n"
MSG.DONE .AZ "All Done!!!\r\n"
*--------------------------------------
.DUMMY
.OR 0
DS.START
FNT.Version .BS 1
FON.Header .BS S.FON
Count .BS 1
hInputBuf .BS 1
hOutputFile .BS 1
bPause .BS 1
bVerbose .BS 1
bNoShrink .BS 1
hCharBuf .BS 1
hTblBuf .BS 1
CharIndex .BS 1
CharCount .BS 1
CharPixW .BS 1
CharByteW .BS 1
CharOutPixW .BS 1
CharOutByteW .BS 1
hOutPutBuf .BS 1
OutPutPtr .BS 1
FileOffset .BS 4
DS.END
.ED
*--------------------------------------
MAN
SAVE /A2OSX.BUILD/ROOT/FNT2FON.S
ASM