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687 lines
10 KiB
ArmAsm
687 lines
10 KiB
ArmAsm
*
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* Lode Runner
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* (c) 1983, Broderbund Software
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* (s) 2014, Brutal Deluxe Software
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*
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mx %00
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*----------------------------------- Macros
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use 4/Ctl.Macs
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use 4/Desk.Macs
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use 4/Event.Macs
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use 4/Font.Macs
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use 4/Int.Macs
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use 4/Line.Macs
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use 4/Locator.Macs
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use 4/Mem.Macs
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use 4/Menu.Macs
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use 4/MIDISyn.Macs
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use 4/Misc.Macs
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use 4/Print.Macs
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use 4/Qd.Macs
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use 4/QdAux.Macs
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use 4/Resource.Macs
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use 4/Scrap.Macs
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use 4/Sound.Macs
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use 4/Std.Macs
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use 4/TextEdit.Macs
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use 4/Util.Macs
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use 4/Window.Macs
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use LR.EQUATES
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*----------------------------------- Constantes
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ext ptrUNPACK
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ext ptrBACKGND
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ext ptrIMAGE
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ext ptrTITLE
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ext ptrLEVELS
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ext ptrSCORES
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ext HGR2
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*-------------- Softswitches
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RDVBLBAR = $e0c019
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GSOS = $e100a8
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*-------------- GUI
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wMAIN = 1
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alertQUIT = $0100
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alertRESTART = $0200
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refIsPointer = 0
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refIsHandle = 1
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refIsResource = 2
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ptr012000 = $012000
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ptrE12000 = $e12000
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*---
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TRUE = 255
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FALSE = 0
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*----------------------------------- Entry point
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phk
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plb
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clc
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xce
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rep #$30
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_TLStartUp
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pha
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_MMStartUp
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pla
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sta mainID
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ora #$0100
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sta myID
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tdc
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sta myDP
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*--- Version du systeme
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jsl GSOS
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dw $202a
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adrl proVERS
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lda proVERS+2
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and #%01111111_11111111
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cmp #$0402
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bcs okVERS
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pha
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PushLong #verSTR1
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PushLong #verSTR2
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PushLong #errSTR1
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PushLong #errSTR2
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_TLTextMountVolume
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pla
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brl meQUIT1
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*--- Compacte la mémoire
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okVERS PushLong #0
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PushLong #$8fffff
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PushWord myID
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PushWord #%11000000_00000000
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PushLong #0
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_NewHandle
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_DisposeHandle
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_CompactMem
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*--- Chargement des outils
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pha
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pha
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PushWord mainID
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PushWord #refIsResource
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PushLong #1
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_StartUpTools
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PullLong SStopREC
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bcc okTOOL
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pha
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PushLong #tolSTR1
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PushLong #errSTR2
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PushLong #errSTR1
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PushLong #errSTR2
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_TLTextMountVolume
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pla
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brl meQUIT1
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*--- Test default shadowing...
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okTOOL PushWord #0
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_GetMasterSCB
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pla
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bmi okSHADOW ; shadowing is on if bit 15 is set
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lda #^ptrE12000 ; shadowing is off, use slow RAM
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sta ptrSCREEN+2
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*--- Et la musique...
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okSHADOW pha
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_SoundToolStatus
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pla
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bne noSOUND
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lda #1
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sta fgSND
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noSOUND _HideMenuBar
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_InitCursor
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_HideCursor
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PushWord #0
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PushWord #%11111111_11111111
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PushWord #0
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_FlushEvents
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pla
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PushLong #0
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PushWord #5 ; SetDeskPat
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PushWord #$4000
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PushWord #$0000
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_Desktop
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pla
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pla
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*----------------------------------- Exit point
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ldx #256-2 ; efface la page directe
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]lp stz $00,x
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dex
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dex
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bpl ]lp
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lda #0
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beq noPATCH
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jsr setLRPALETTE ; set the LR palette
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lda #tblSPRITES2
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sta patchSPR1+1
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sta patchSPR2+1
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sta patchSPR3+1
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noPATCH
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jsr loadLEVELS ; exit 8-bit
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mx %11
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lda #refSPEED ; try to slow it down a bit
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sta theSPEED
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lda ptrSCREEN+2
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sta ptrHGR1+2
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brl theGAME
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mx %00 ; The 16-bit world
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*-----------------------------------
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* AUTRES ROUTINES
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*-----------------------------------
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*----------------------------------- Open LEVELS
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doLOAD jsr saveBACK
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PushWord #30
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PushWord #43
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PushLong #strLOADFILE
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PushLong #0
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PushLong #typeLIST
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PushLong #replyPTR
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_SFGetFile
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jsr loadBACK
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lda replyPTR
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bne doLOAD1
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rts
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doLOAD1 jsr copyPATH
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jmp loadLEVELS
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*----------------------------------- Save
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doSAVE jsr saveBACK
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PushWord #25
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PushWord #36
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PushLong #strSAVEFILE
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PushLong #namePATH
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PushWord #15
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PushLong #replyPTR
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_SFPutFile
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jsr loadBACK
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lda replyPTR
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bne doSAVE1
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rts
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doSAVE1 jsr copyPATH
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jmp saveLEVELS
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*--- Recopie le filename du fichier de sauvegarde
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copyPATH sep #$20
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ldx #16-1
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]lp lda namePATH1,x
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sta pLEVELS+4,x
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dex
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bpl ]lp
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lda namePATH
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inc ; add 2 chars
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inc ; for '1/'
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sta pLEVELS
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rep #$20
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rts
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*----------------------------------- Load/Save LEVELS/SCORES
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mx %00
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*---------------------- Load LEVELS
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loadLEVELS rep #$30
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jsl GSOS
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dw $2010
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adrl proOPEN
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bcs loadLEVELS9
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lda proOPEN+2
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sta proREAD+2
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sta proCLOSE+2
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jsl GSOS
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dw $2012
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adrl proREAD
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php
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jsl GSOS
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dw $2014
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adrl proCLOSE
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plp
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bcs loadLEVELS9
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sep #$30
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rts
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mx %00
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loadLEVELS9 ldx #0 ; clear all levels
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txa
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]lp stal ptrLEVELS,x
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inx
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inx
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cpx #38400 ; 150 x 256
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bcc ]lp
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ldx #256-2
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]lp lda scoreEMPTY,x
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sta scorebuf,x
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stal ptrSCORES,x
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dex
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dex
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bpl ]lp
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sep #$30
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rts
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mx %00
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*---------------------- Save LEVELS
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saveLEVELS rep #$30
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jsl GSOS
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dw $2002
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adrl proDESTROY
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jsl GSOS
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dw $2001
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adrl proCREATE
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bcs saveLEVELS9
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jsl GSOS
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dw $2010
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adrl proOPEN
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bcs saveLEVELS9
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lda proOPEN+2
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sta proWRITE+2
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sta proCLOSE+2
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jsl GSOS
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dw $2013
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adrl proWRITE
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jsl GSOS
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dw $2014
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adrl proCLOSE
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saveLEVELS9 sep #$30
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rts
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mx %00
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*----------------------------------- Quit
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meQUIT rep #$30
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PushWord #refIsHandle
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PushLong SStopREC
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_ShutDownTools
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meQUIT1 PushWord myID
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_DisposeAll
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PushWord mainID
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_DisposeAll
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PushWord mainID
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_MMShutDown
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_TLShutDown
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jsl GSOS
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dw $2029
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adrl proQUIT
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brk $bd
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*----------------------------------------
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* GFX
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*----------------------------------------
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*----------------------------
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* unpackLZ4
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* Unpacks a LZ4 file
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* Uses the two pointers:
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* - ptrUNPACK: packed img (MUST BE AT $0000)
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* - ptrIMAGE: temp unpack zone
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*
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* Entry:
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* A: packed data size
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*
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* Exit:
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* lenDATA: unpacked data size
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*
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*----------------------------
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mx %00
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unpackLZ4 sta LZ4_Limit+1
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sep #$20
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lda ptrUNPACK+2 ; Source
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sta LZ4_Literal_3+2
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sta LZ4_ReadToken+3
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sta LZ4_Match_1+3
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sta LZ4_GetLength_1+3
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lda ptrIMAGE+2 ; Destination
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sta LZ4_Literal_3+1
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sta LZ4_Match_5+1
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sta LZ4_Match_5+2
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rep #$20
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*--
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ldy #0 ; Init Target unpacked Data offset
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ldx #16 ; Offset after header
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LZ4_ReadToken
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LDAL $AA0000,X ; Read Token Byte
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INX
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STA LZ4_Match_2+1
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*----------------
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LZ4_Literal
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AND #$00F0 ; >>> Process Literal Bytes <<<
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BEQ LZ4_Limit ; No Literal
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CMP #$00F0
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BNE LZ4_Literal_1
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JSR LZ4_GetLengthLit ; Compute Literal Length with next bytes
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BRA LZ4_Literal_2
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LZ4_Literal_1
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LSR ; Literal Length use the 4 bit
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LSR
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LSR
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LSR
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LZ4_Literal_2
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DEC ; Copy A+1 Bytes
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LZ4_Literal_3
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MVN $AA,$BB ; Copy Literal Bytes from packed data buffer
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PHK ; X and Y are auto incremented
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PLB
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*----------------
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LZ4_Limit CPX #$AAAA ; End Of Packed Data buffer ?
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BEQ LZ4_End
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*----------------
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LZ4_Match TYA ; >>> Process Match Bytes <<<
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SEC
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LZ4_Match_1 SBCL $AA0000,X ; Match Offset
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INX
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INX
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STA LZ4_Match_4+1
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LZ4_Match_2 LDA #$0000 ; Current Token Value
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AND #$000F
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CMP #$000F
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BNE LZ4_Match_3
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JSR LZ4_GetLengthMat ; Compute Match Length with next bytes
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LZ4_Match_3 CLC
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ADC #$0003 ; Minimum Match Length is 4 (-1 for the MVN)
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PHX
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LZ4_Match_4 LDX #$AAAA ; Match Byte Offset
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LZ4_Match_5 MVN $BB,$BB ; Copy Match Bytes from unpacked data buffer
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PHK ; X and Y are auto incremented
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PLB
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PLX
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BRA LZ4_ReadToken
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*----------------
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LZ4_GetLengthLit
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LDA #$000F ; Compute Variable Length (Literal or Match)
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LZ4_GetLengthMat
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STA LZ4_GetLength_2+1
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LZ4_GetLength_1
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LDAL $AA0000,X ; Read Length Byte
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INX
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AND #$00FF
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CMP #$00FF
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BNE LZ4_GetLength_3
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CLC
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LZ4_GetLength_2
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ADC #$000F
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STA LZ4_GetLength_2+1
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BRA LZ4_GetLength_1
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LZ4_GetLength_3
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ADC LZ4_GetLength_2+1
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RTS
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*----------------
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LZ4_End sty lenDATA ; Y = length of unpacked data
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rts
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*---
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lenDATA ds 4
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*-----------------------------------
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* SAVE THE SHR SCREEN
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*-----------------------------------
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saveBACK _HideCursor
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PushLong ptrSCREEN
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PushLong #ptrBACKGND
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PushLong #32768
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_BlockMove
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exitBACK _ShowCursor
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rts
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*-----------------------------------
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* RESTORE THE SHR SCREEN
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*-----------------------------------
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loadBACK _HideCursor
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PushLong #ptrBACKGND
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PushLong ptrSCREEN
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PushLong #32768
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_BlockMove
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_ShowCursor
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rts
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*----------------------------------------
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* SET STANDARD 320 PALETTE
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*----------------------------------------
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setSTDPALETTE
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PushWord #0
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PushLong #palette320
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_SetColorTable
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rts
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*----------------------------------------
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* SET LODE RUNNER 320 PALETTE
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*----------------------------------------
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setLRPALETTE
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PushWord #0
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PushLong #paletteLR
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_SetColorTable
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rts
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*----------------------------------------
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* DATA
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*----------------------------------------
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fgSND ds 2
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*----------------------- Tool locator
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verSTR1 str 'System 6.0.1 Required!'
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verSTR2 str 'Press a key to quit'
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tolSTR1 str 'Error while loading tools'
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memSTR1 str 'Cannot allocate memory'
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filSTR1 str 'Cannot load file'
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errSTR1 str 'Quit'
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errSTR2 str ''
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errSTR3 str 'Continue'
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*----------------------- Memory manager
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mainID ds 2 ; app ID
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myID ds 2 ; user ID
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myDP ds 2
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SStopREC ds 4
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ptrSCREEN adrl ptr012000
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*----------------------- QuickDraw II
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palette320 dw $0000,$0777,$0841,$072C,$000F,$0080,$0F70,$0D00
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dw $0FA9,$0FF0,$00E0,$04DF,$0DAF,$078F,$0CCC,$0FFF
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paletteLR dw $0445,$0000,$0FFF,$0952,$00BB,$01DD,$0FF0,$0A1A
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dw $0C0C,$0FCB,$0A10,$0C30,$0E50,$0666,$0AAA,$0FFF
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*----------------------- GS/OS
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*--- LEVELS
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proCREATE dw 7 ; pcount
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adrl pLEVELS ; pathname
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dw $c3 ; access_code
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dw $5d ; file_type
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adrl $8022 ; aux_type
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ds 2 ; storage_type
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adrl 38400+256 ; eof
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ds 4 ; resource_eof
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proDESTROY dw 1 ; pcount
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adrl pLEVELS ; pathname
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proOPEN dw 2
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ds 2
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adrl pLEVELS
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proREAD dw 4 ; 0 - nb parms
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ds 2 ; 2 - file id
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adrl ptrLEVELS ; 4 - pointer
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adrl 38400+256 ; 8 - length
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ds 4 ; C - length read
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proWRITE dw 5 ; 0 - pcount
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ds 2 ; 2 - ref_num
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adrl ptrLEVELS ; 4 - data_buffer
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adrl 38400+256 ; 8 - request_count
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ds 4 ; C - transfer_count
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dw 1 ; cache_priority
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*--- Global
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proCLOSE dw 1
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ds 2
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proQUIT dw 2 ; pcount
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ds 4 ; pathname
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ds 2 ; flags
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proVERS dw 1 ; pcount
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ds 2 ; version
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*---------- Files
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pLEVELS strl '1/levels/loderunner'
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*----------------------- Standard File Toolset
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strLOADFILE str 'Load which file?'
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strSAVEFILE str 'Save as...'
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typeLIST hex 01
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hex 5d ; Game/Edu files
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replyPTR ds 2 ; 0 good
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ds 2 ; 2 fileType
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ds 2 ; 4 auxFileType
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namePATH
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hex 06 ; 6 fileName
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namePATH1
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asc 'Levels' ; 7 fileName (16 normally)
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ds 9
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loadPATH
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ds 1 ; 22 fullPathname (string length)
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loadPATH1
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ds 129 ; 23 fullPathname (128 normally)
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*----------------------------------------
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* LES AUTRES FICHIERS
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*----------------------------------------
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put LR.Code.s
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put LR.Data.s
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put LR.Tables.s
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put LR.Sprites.s ; 8-bits sprites
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put LR.Sprites2.s ; 16-col sprites
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*---
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asc 0d
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asc "----------------"0d
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asc " "0d
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asc " LODE RUNNER "0d
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asc " "0d
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asc " Antoine Vignau "0d
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asc "Olivier Zardini"0d
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asc " "0d
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asc " Paques 2024 "0d
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asc " "0d
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asc "----------------"0d
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