NEW PREFIX /A2OSX.BUILD AUTO 4,1 .LIST OFF .OP 65C02 .OR $2000 .TF /A2OSX.BUILD/ROOT/BMP2PIX *-------------------------------------- .INB /A2OSX.BUILD/INC/MACROS.I .INB /A2OSX.BUILD/INC/A2OSX.I .INB /A2OSX.BUILD/INC/GUI.I .INB /A2OSX.BUILD/INC/LIBGUI.I *-------------------------------------- ZPPTR1 .EQ ZPBIN ZPInputBufPtr .EQ ZPBIN+2 ZPInputBufLen .EQ ZPBIN+4 ZPInputDataPtr .EQ ZPBIN+6 ZPBMPRowBytes .EQ ZPBIN+8 ZPPIXRowBytes .EQ ZPBIN+10 ZPBufPtr .EQ ZPBIN+12 ZPLineCount .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.DONE .DA MSG.DONE .DA 0 *-------------------------------------- CS.INIT .1 >INC.G ArgCount >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.YA 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 256 >SYSCALL GetMem.YA bcs CS.INIT.RTS >STYA ZPBufPtr txa >STA.G hBuf .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 >STYA ZPInputBufLen >PUSHYA txa >STA.G hInputBuf >SYSCALL GetMemPtr.A >STYA ZPInputBufPtr >LDYA L.MSG.FILE.OK >SYSCALL PrintF.YA lda (ZPInputBufPtr) cmp #'B' bne .99 ldy #1 lda (ZPInputBufPtr),y cmp #'M' bne .99 ldy #$1C BBP LO lda (ZPInputBufPtr),y cmp #1 bne .99 iny BBP HI lda (ZPInputBufPtr),y bne .99 ldy #$16 H LO lda (ZPInputBufPtr),y >STA.G PIX.Header+S.BM.H pha eor #$ff sta ZPLineCount ldy #$17 H HI lda (ZPInputBufPtr),y >STA.G PIX.Header+S.BM.H+1 >PUSHA eor #$ff sta ZPLineCount+1 pla >PUSHA ldy #$12 W LO lda (ZPInputBufPtr),y >STA.G PIX.Header+S.BM.W pha ldy #$13 W HI lda (ZPInputBufPtr),y >STA.G PIX.Header+S.BM.W+1 >PUSHA pla >PUSHA >LDYA L.MSG.HEADER.OK >SYSCALL PrintF.YA clc rts .99 >LDYA L.MSG.HEADER.KO >SYSCALL PrintF.YA lda #K.E.IBIN sec rts *-------------------------------------- CS.INIT.CREATEOUTPUT >PUSHWI 0 Aux type >PUSHBI $CB PIX Type >PUSHBI SYS.FOpen.W+SYS.FOpen.X >PUSHW ZPPtr1 >SYSCALL FOpen bcs .9 >STA.G hOutputFile .9 rts *-------------------------------------- CS.RUN lda #S.BM.F.BBP1 >STA.G PIX.Header+S.BM.F >LDA.G PIX.Header+S.BM.W sta ZPBMPRowBytes sta ZPPIXRowBytes iny lda (pData),y sta ZPBMPRowBytes+1 sta ZPPIXRowBytes+1 lda ZPBMPRowBytes and #%00011111 beq .1 lda ZPBMPRowBytes and #%11100000 clc adc #%00100000 bcc .1 inc ZPBMPRowBytes+1 .1 lsr ZPBMPRowBytes+1 ror lsr ZPBMPRowBytes+1 ror lsr ZPBMPRowBytes+1 ror sta ZPBMPRowBytes lda ZPPIXRowBytes and #%00000111 beq .2 lda ZPPIXRowBytes and #%11111000 clc adc #%00001000 bcc .2 inc ZPPIXRowBytes+1 .2 lsr ZPPIXRowBytes+1 ror lsr ZPPIXRowBytes+1 ror lsr ZPPIXRowBytes+1 ror sta ZPPIXRowBytes >STA.G PIX.Header+S.BM.RowBytes lda ZPInputBufPtr clc adc ZPInputBufLen sta ZPInputDataPtr lda ZPInputBufPtr+1 adc ZPInputBufLen+1 sta ZPInputDataPtr+1 >PUSHEA.G PIX.Header >PUSHWI S.BM >LDA.G hOutputFile >PUSHA >SYSCALL FWrite bcs CS.RUN.RTS CS.RUN.LOOP inc ZPLineCount bne .1 inc ZPLineCount+1 beq .8 .1 lda ZPInputDataPtr sec sbc ZPBMPRowBytes sta ZPInputDataPtr lda ZPInputDataPtr+1 sbc ZPBMPRowBytes+1 sta ZPInputDataPtr+1 >LDYA ZPBufPtr >STYA ZPPTR1 ldy #0 .2 lda (ZPInputDataPtr),y tax lda TWIST,x sta (ZPPTR1) inc ZPPTR1 bne .3 inc ZPPTR1+1 .3 iny cpy ZPPIXRowBytes bne .2 >PUSHW ZPBufPtr >PUSHW ZPPIXRowBytes >LDA.G hOutputFile >PUSHA >SYSCALL FWrite bcs CS.RUN.RTS bra CS.RUN.LOOP .8 >LDYA L.MSG.DONE >SYSCALL PrintF.YA lda #0 sec CS.RUN.RTS rts *-------------------------------------- CS.DOEVENT sec rts *-------------------------------------- CS.QUIT >LDA.G hBuf beq .1 >SYSCALL FreeMem.A .1 >LDA.G hOutputFile beq .8 >SYSCALL FClose.A .8 clc rts *-------------------------------------- CS.END *-------------------------------------- .INB /A2OSX.BUILD/ROOT/X.TWIST.G *-------------------------------------- OptionList >PSTR "Vv" OptionVars .DA #bVerbose,#bVerbose MSG.USAGE >CSTR "Usage : BMP2PIX BMP-File \r\n -V : Verbose Mode\r\n" MSG.FILE.OK >CSTR "BMP Loaded, %D Bytes Read\r\n" MSG.HEADER.OK >CSTR "BMP Size : %D x %D pixels\r\n" MSG.HEADER.KO >CSTR "Invalid Input File Format\r\n" MSG.DONE >CSTR "All Done!!!\r\n" *-------------------------------------- .DUMMY .OR 0 DS.START PIX.Header .BS S.BM ArgCount .BS 1 hInputBuf .BS 1 hOutputFile .BS 1 bVerbose .BS 1 hBuf .BS 1 DS.END .ED *-------------------------------------- MAN SAVE /A2OSX.BUILD/ROOT/BMP2PIX.S ASM