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gfxstuff13.lha
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CybSrc.s
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Text File
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1995-12-18
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19KB
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809 lines
_LVOOpenLibrary EQU -552
_LVOCloseLibrary EQU -414
_LVOAllocMem EQU -198
_LVOFreeMem EQU -210
grd_Buffers EQU $80000001
grd_Width EQU $80000002
grd_Height EQU $80000003
grd_Depth EQU $80000004
grd_PixelLayout EQU $80000005
grd_ColorSpace EQU $80000006
grd_PLANAR EQU 0
grd_PLANARI EQU 1
grd_CHUNKY EQU 2
grd_HICOL15 EQU 3
grd_HICOL16 EQU 4
grd_TRUECOL24 EQU 5
grd_TRUECOL24P EQU 6
grd_TRUECOL32 EQU 7
grd_GRAFFITI EQU 8
grd_TRUECOL32B EQU 9
grd_Palette EQU 0
grd_RGB EQU 1
grd_BGR EQU 2
grd_RGBPC EQU 3
grd_BGRPC EQU 4
; ; 0 TrueColor LONG RGB %00000000 rrrrrrrr gggggggg bbbbbbbb grd_TRUECOL32B + grd_RGB
; ; 1 TrueColor 3 BYTE RGB %rrrrrrrr gggggggg bbbbbbbb grd_TRUECOL24 + grd_RGB
; ; 2 TrueColor WORD RGB %rrrrrggg gggbbbbb grd_HICOL16 + grd_RGB
; ; 3 TrueColor WORD RGB %0rrrrrgg gggbbbbb grd_HICOL15 + grd_RGB
; ; 4 TrueColor LONG BGR %00000000 bbbbbbbb gggggggg rrrrrrrr grd_TRUECOL32B + grd_BGR
; ; 5 TrueColor 3 BYTE BGR %bbbbbbbb gggggggg rrrrrrrr grd_TRUECOL24 + grd_BGR
; ; 6 TrueColor WORD BGR %bbbbbggg gggrrrrr grd_HICOL16 + grd_BGR
; ; 7 TrueColor WORD BGR %0bbbbbgg gggrrrrr grd_HICOL15 + grd_BGR
; ; 8 TrueColor LONG RGB %rrrrrrrr gggggggg bbbbbbbb 00000000 grd_TRUECOL32 + grd_RGB
; ; 9 ColorMap BYTE - - grd_CHUNKY + grd_Palette
; ; 10 Graffiti BYTE - - (Graffiti style chunky, very special)grd_GRAFFITI + grd_Palette
; ; 11 TrueColor WORD RGB %gggbbbbb 0rrrrrgg grd_HICOL15 + grd_RGBPC
; ; 12 TrueColor WORD BGR %gggrrrrr 0bbbbbgg grd_HICOL15 + grd_BGRPC
; ; 13 TrueColor WORD RGB %gggbbbbb rrrrrggg grd_HICOL16 + grd_BGR
; ; 14 TrueColor 3 BYTE BGR %bbbbbbbb gggggggg rrrrrrrr grd_TRUECOL24 + grd_BGR
; ; 15 TrueColor LONG BGR %bbbbbbbb gggggggg rrrrrrrr 00000000 grd_TRUECOL32 + grd_BGR
; ; 16 TrueColor LONG RGB %rrrrrrrr gggggggg bbbbbbbb 00000000 grd_TRUECOL32 + grd_RGB
; ; 17 TrueColor WORD BGR %gggrrrrr bbbbbggg grd_HICOL16 + grd_BGRPC
CALLSYS MACRO
jsr _LVO\1(a6)
ENDM
XLIB MACRO
XREF _LVO\1
ENDM
OpenLibs:
movem.l a0-a6/d0-d7,-(sp)
move.l $4,a6
move.l #0,CGXBase
lea CyberName,a1
moveq #40,d0
jsr -552(a6)
move.l d0,CGXBase(a5)
beq.s .Error
move.l #-1,d6
.Next Move.l d6,d0
move.l a6,-(sp)
move.l GfxBase(a5),a6
Jsr -732(a6)
move.l (sp)+,a6
Move.l d0,d6
move.l a6,-(sp)
move.l CGXBase(a5),a6
move.l d6,d0
jsr -54(a6)
move.l (sp)+,a6
cmp.l #0,d0
bne .CyberFound
Cmp.l #-1,d6
Beq .Error
bra .Next
.CyberFound
Move.l a5,d0
Bra.s .Ok
.Error movem.l (sp)+,a0-a6/d0-d7
Moveq #0,d0
rts
.Ok Movem.l (sp)+,a0-a6/d0-d7
moveq #1,d0
Rts
CyberName: dc.b 'cybergraphics.library',0
even
CGXBase: dc.l 0
SwitchScreens:
movem.l d2-d7/a4-a6,-(sp)
move.l IntBase,a6
move.l rsCGX_ActiveMap(a0),d1
move.l d0,rsCGX_ActiveMap(a0)
sub.l d7,d7
move.w rsCGX_Height(a0),d7
move.l rsCGX_MyScreen(a0),a0
cmp.l #0,d1
beq .BufOne
cmp.l #1,d1
beq .BufTwo
cmp.l #2,d1
beq .BufThree
bra .Exit
.BufOne:
sub.l d1,d1
cmp.l #0,d0
beq .Exit
cmp.l #1,d0
beq .ZO
cmp.l #2,d0
beq .ZT
bra .Exit
.BufTwo:
sub.l d1,d1
cmp.l #0,d0
beq .OZ
cmp.l #1,d0
beq .Exit
cmp.l #2,d0
beq .OT
bra .Exit
.BufThree:
sub.l d1,d1
cmp.l #0,d0
beq .TZ
cmp.l #1,d0
beq .TO
cmp.l #2,d0
beq .Exit
bra .Exit
.ZO:
sub.l d6,d6
sub.w d7,d6
move.w d6,d1
bra .Swap
.ZT:
sub.l d6,d6
sub.l d5,d5
move.w d7,d5
add.w d7,d5
sub.w d5,d6
move.w d6,d1
bra .Swap
.OZ:
move.w d7,d1
bra .Swap
.OT:
sub.l d6,d6
sub.w d7,d6
move.w d6,d1
bra .Swap
.TZ:
move.w d7,d1
add.w d7,d1
bra .Swap
.TO:
move.w d7,d1
.Swap:
sub.l d0,d0
move.w #0,d0
jsr -162(a6)
.Exit:
movem.l (sp)+,d2-d7/a4-a6
rts
STRUCTURE RtgScreenCGX,0
APTR rsCGX_MyScreen ; An Intuition Screen
ULONG rsCGX_ActiveMap ; Number of active buffer
APTR rsCGX_MapA ; Video Mem Adress of Buffer 0 (at front at the beginning...)
APTR rsCGX_MapB ; The same for buffer 1
APTR rsCGX_MapC ; The same for buffer 2
APTR rsCGX_FrontMap ; The address of the Buffer in front...
ULONG rsCGX_Bytes ; How many bytes one pixel fills (2 for 16 Bit for example)
ULONG rsCGX_Width ; The Width (Caution! Longword!)
UWORD rsCGX_Height; The Height (Caution! Now word... sorry for that :) )
ULONG rsCGX_NumBuf ; Number of buffers of that screen...
UWORD rsCGX_Locks ; The Rtg Locks...
APTR rsCGX_ModeID ; The ModeID of this screen ...
ULONG rsCGX_RealMapA ; The graphics.library Bitmap structure (modified by Cyber to support Chunky)
STRUCT rsCGX_Tags,16 ; Some place for OpenRtgScreen to put something there :)
LABEL rsCGX_SIZEOF
STRUCTURE ScreenQuery,0
ULONG sq_ModeID ; ModeID of the to be used Screenmode
ULONG sq_Width ; The Width
ULONG sq_Height ; The Height
UWORD sq_Depth ; The color depth
ULONG sq_Buffers ; How many Buffers...
LABEL sq_SIZEOF
OpenRtgScreen:
movem.l d3-d7/a2-a6,-(sp)
cmp.l #0,CGXBase
beq .Exit
move.l a2,a4
move.w sq_Width(a2),-(sp)
move.w sq_Height(a2),-(sp)
move.l a2,a4
move.l a3,a0
move.l sq_Buffers(a2),d4
move.l #3,d0
cmp.l d0,d4
bgt .Error1
.BufferDone:
move.l #rsCGX_SIZEOF,d0
move.l #MEMF_CLEAR,d1
move.l $4,a6
CALLSYS AllocMem
cmp.l #0,d0
beq .Error1
move.l d0,a3
move.l #136,d0
move.l #MEMF_CLEAR,d1
CALLSYS AllocMem
cmp.l #0,d0
beq .Error2
move.l d0,d7
move.l d0,a0
move.l #SA_Left,(a0)+
move.l #0,(a0)+
move.l #SA_Top,(a0)+
move.l #0,(a0)+
move.l #SA_Height,(a0)+
clr.l d0
move.w (sp)+,d0
clr.l d5
move.w d0,d5
move.l d0,d1
cmp.l #1,d4
beq .OneBuffer
cmp.l #2,d4
beq .TwoBuffer
cmp.l #3,d4
beq .ThreeBuffer
bra .Error3
.ThreeBuffer:
add.l d1,d0
add.l d1,d5
add.l d1,d5
add.l d1,d0
.TwoBuffer:
add.l d1,d0
add.l d1,d5
.OneBuffer:
move.l d0,(a0)+
move.l #SA_Width,(a0)+
clr.l d0
move.w (sp)+,d0
clr.l d3
move.w d0,d3
move.l d3,(a0)+
clr.l d0
move.w sq_Depth(a4),d0
move.l #SA_Depth,(a0)+
move.l d0,(a0)+
move.l #SA_Title,(a0)+
move.l #0,(a0)+
move.l #SA_DisplayID,(a0)+
move.l sq_ModeID(a4),a1
move.l a1,(a0)+
; No Autoscroll for CyberGraphX,
; so the user can't watch the
; DBuffering Buffers...
; No overscan, too...
; And no interleaved...
; Draggable HAS to be enabled...
; as it is per default...
move.l #SA_Quiet,(a0)+
move.l #1,(a0)+
move.l #SA_DClip,(a0)+
move.l d7,a2
add.l #128,a2
move.l a2,a1
move.w #0,(a1)+
move.w #0,(a1)+
move.w #640,(a1)+
move.w #480,(a1)+
move.l a2,(a0)+
move.l #TAG_END,(a0)+
move.l #0,(a0)+
move.l d7,a1
move.l #0,a0
move.l IntBase,a6
jsr -612(a6) ; OpenScreenTagList
cmp.l #0,d0
beq .Error3
move.l d7,a1
move.l d0,rsCGX_MyScreen(a3)
move.l #136,d0
move.l $4,a6
CALLSYS FreeMem
move.l #0,rsCGX_ActiveMap(a3)
move.l rsCGX_MyScreen(a3),a0
clr.l d0
move.w sc_Width(a0),d0
ext.l d0
move.l d0,rsCGX_Width(a3)
move.w d5,rsCGX_Height(a3)
move.l d4,rsCGX_NumBuf(a3)
move.w #0,rsCGX_Locks(a3)
move.l rsCGX_MyScreen(a3),a0
lea sc_RastPort(a0),a0
move.l rp_BitMap(a0),a0
move.l a0,rsCGX_RealMapA(a3)
move.l sq_ModeID(a4),d1
move.l d1,rsCGX_ModeID(a3)
move.l #CYBRIDATTR_PIXFMT,d0
move.l CGXBase,a6
jsr -102(a6) ; GetCyberIDAttr
cmp.l #0,d0
beq .OneByte
cmp.l #9,d0
blt .TwoBytes
cmp.l #11,d0
blt .ThreeBytes
cmp.l #10,d0
bgt .FourBytes
bra .Error4 ; Unknown Pixelformat
.OneByte:
move.l #1,rsCGX_Bytes(a3)
bra .GetMap
.TwoBytes:
move.l #2,rsCGX_Bytes(a3)
bra .GetMap
.ThreeBytes:
move.l #3,rsCGX_Bytes(a3)
bra .GetMap
.FourBytes:
move.l #4,rsCGX_Bytes(a3)
.GetMap:
move.l #0,rsCGX_MapB(a3)
move.l #0,rsCGX_MapC(a3)
;move.l rsCGX_RealMapA(a3),a0
;lea rsCGX_Tags(a3),a1
;move.l a1,a2
;move.l #LBMI_BASEADDRESS,(a2)+
;move.l #0,(a2)+
;move.l #0,(a2)+
;move.l #0,(a2)
;move.l a6,-(sp)
;move.l CGXBase,a6
;jsr -168(a6) ; LockBitMapTagList
;move.l d0,a0
;cmp.l #0,d0
;beq .Error4
;lea rsCGX_Tags(a3),a1
;move.l 4(a1),d0
;move.l d0,rsCGX_MapA(a3)
;move.l d0,d7
;jsr -174(a6) ; UnLockBitmap
;move.l (sp)+,a6
lea Hook,a0
move.l rsCGX_MyScreen(a3),a1
lea sc_RastPort(a1),a1
move.l #0,a2
move.l a6,-(sp)
move.l CGXBase,a6
jsr -156(a6) ; DoCDrawMethodTagList
move.l (sp)+,a6
move.l d7,rsCGX_MapA(a3)
move.l d7,rsCGX_FrontMap(a3)
cmp.l #1,d4
beq .OnlyOne
move.l rsCGX_Width(a3),d0
clr.l d1
move.w rsCGX_Height(a3),d1
cmp.l #2,d4
beq .Zwoo
divu #3,d1
bra .Go
.Zwoo:
divu #2,d1
.Go:
move.w d1,rsCGX_Height(a3)
mulu d1,d0
add.l d0,d7
move.l d7,rsCGX_MapB(a3)
cmp.l #2,d4
beq .OnlyOne
move.l rsCGX_Width(a3),d0
mulu d1,d0
add.l d0,d7
move.l d7,rsCGX_MapC(a3)
.OnlyOne:
move.l a3,d0
clr.l d1
clr.l d2
move.w rsCGX_Height(a3),d1
move.l d1,d2
move.l #0,rsCGX_OffA(a3)
move.l d1,rsCGX_OffB(a3)
add.l d2,d1
cmp.l #2,d4
beq .SaveMap2
move.l d1,rsCGX_OffC(a3)
.SaveMap2:
movem.l (sp)+,d3-d7/a2-a6
rts
.Exit:
move.l #0,d0
movem.l (sp)+,d3-d7/a2-a6
rts
.Error1:
tst.l (sp)+
.Raus:
movem.l (sp)+,d3-d7/a2-a6
move.l #0,d0
rts
.Error2:
move.l $4,a6
move.l a3,a1
move.l #rsCGX_SIZEOF,d0
CALLSYS FreeMem
bra .Error1
.Error3:
move.l $4,a6
move.l d7,a1
move.l #136,d0
CALLSYS FreeMem
bra .Error2
.Error4:
move.l rsCGX_MyScreen(a3),a0
move.l IntBase,a6
jsr -66(a6)
bra .Error2
Hook:
dc.l 0,0,HookFunc,0,0
HookFunc:
movem.l d0-d6,-(sp)
move.l (a1),d7 ; Address
move.l 4(a1),d1 ; X-Offset
move.l 8(a1),d2 ; Y-Offset
clr.l d3
clr.l d4
move.w 20(a1),d3 ; BytesPerRow
move.w 22(a1),d4 ; BytesPerPixel
clr.l d6
mulu d4,d1
add.l d1,d6
mulu d2,d3
add.l d3,d6
ror.l #2,d6
add.l d6,d7
movem.l (sp)+,d0-d6
rts
GetRtgScreenData:
Move.l a0,a2
Move.l a1,a3
Move.l rsCGX_MyScreen(a2),a4
move.l a6,a5
Move.l UtilityBase,a6
Move.l #grd_Width,d0
Move.l a3,a0
Jsr -30(a6) Utility - FindTagItem
Tst.l d0
Beq.s .NoWidth
move.l d0,a1
move.l rsCGX_RealMapA(a4),a0
move.l #CYBRMATTR_WIDTH,d1
move.l CGXBase,a6
move.l a1,-(sp)
jsr -96(a6); GetCyberMapAttr
move.l (sp)+,a1
move.l UtilityBase,a6
move.l d0,ti_Data(a1)
.NoWidth
Move.l #grd_Height,d0
Move.l a3,a0
Jsr -30(a6) Utility - FindTagItem
Tst.l d0
Beq.s .NoHeight
move.l d0,a1
move.l rsCGX_RealMapA(a4),a0
move.l #CYBRMATTR_HEIGHT,d1
move.l CGXBase,a6
move.l a1,-(sp)
jsr -96(a6); GetCyberMapAttr
move.l (sp)+,a1
move.l UtilityBase,a6
move.l d0,ti_Data(a1)
.NoHeight
Move.l #grd_PixelLayout,d0
Move.l a3,a0
Jsr -30(a6) Utility - FindTagItem
Tst.l d0
Beq .NoPixelLayout
move.l d0,a1
move.l rsCGX_RealMapA(a4),a0
move.l #CYBRMATTR_PIXFMT,d1
move.l CGXBase,a6
move.l a1,-(sp)
jsr -96(a6) ; GetCyberMapAttr
move.l (sp)+,a1
move.l UtilityBase,a6
cmp.l #0,d0
beq .FmtChunky
cmp.l #5,d0
blt .FmtHi15
cmp.l #9,d0
blt .FmtHi16
cmp.l #11,d0
blt .FmtTrue24
cmp.l #11,d0
beq .FmtTrue32B
cmp.l #12,d0
beq .FmtTrue32
cmp.l #13,d0
beq .FmtTrue32
bra .NoPixelLayout ; Unsupported Pixellayout
.FmtChunky:
move.l #grd_CHUNKY,d0
bra .ValueReturn
.FmtHi15:
move.l #grd_HICOL15,d0
bra .ValueReturn
.FmtHi16:
move.l #grd_HICOL16,d0
bra .ValueReturn
.FmtTrue24:
move.l #grd_TRUECOL24,d0
bra .ValueReturn
.FmtTrue32:
move.l #grd_TRUECOL32,d0
bra .ValueReturn
.FmtTrue32B:
move.l #grd_TRUECOL32B,d0
bra .ValueReturn
.ValueReturn:
move.l d0,ti_Data(a1)
.NoPixelLayout
Move.l #grd_ColorSpace,d0
Move.l a3,a0
Jsr -30(a6) Utility - FindTagItem
Tst.l d0
Beq .NoColorSpace
move.l d0,a1
move.l rsCGX_RealMapA(a4),a0
move.l #CYBRMATTR_PIXFMT,d1
move.l CGXBase,a6
move.l a1,-(sp)
jsr -96(a6) ; GetCyberMapAttr
move.l (sp)+,a1
move.l UtilityBase,a6
cmp.l #0,d0
beq .FmtPalette
cmp.l #1,d0
beq .FmtRGB
cmp.l #5,d0
beq .FmtRGB
cmp.l #9,d0
beq .FmtRGB
cmp.l #11,d0
beq .FmtRGB
cmp.l #2,d0
beq .FmtBGR
cmp.l #6,d0
beq .FmtBGR
cmp.l #10,d0
beq .FmtBGR
cmp.l #12,d0
beq .FmtBGR
cmp.l #3,d0
beq .FmtRGBPC
cmp.l #7,d0
beq .FmtRGBPC
cmp.l #4,d0
beq .FmtBGRPC
cmp.l #8,d0
beq .FmtBGRPC
cmp.l #13,d0
beq .FmtRGB
bra .NoColorSpace ; Unknown Format
.FmtPalette
move.l #grd_Palette,d0
bra .ReturnValue
.FmtRGB
move.l #grd_RGB,d0
bra .ReturnValue
.FmtBGR
move.l #grd_BGR,d0
bra .ReturnValue
.FmtRGBPC
move.l #grd_RGBPC,d0
bra .ReturnValue
.FmtBGRPC
move.l #grd_BGRPC,d0
bra .ReturnValue
.ReturnValue
move.l d0,ti_Data(a1)
.NoColorSpace
Move.l #grd_Depth,d0
Move.l a3,a0
Jsr -30(a6) Utility - FindTagItem
Tst.l d0
Beq.s .NoDepth
move.l d0,a1
move.l rsCGX_RealMapA(a4),a0
move.l #CYBRMATTR_DEPTH,d1
move.l CGXBase,a6
move.l a1,-(sp)
jsr -96(a6); GetCyberMapAttr
move.l (sp)+,a1
move.l UtilityBase,a6
move.l d0,ti_Data(a1)
.NoDepth
Move.l #grd_Buffers,d0
Move.l a3,a0
Jsr -30(a6) Utility - FindTagItem
Tst.l d0
Beq.s .NoBuffers
move.l d0,a1
move.l rsCGX_NumBuf(a4),d0
move.l d0,ti_Data(a1)
.NoBuffers
Movem.l (sp)+,a2-a5/a6
rts
BlitRtg:
movem.l d6-d7/a3/a6,-(sp)
move.l a0,a3
move.l rsCGX_RealMapA(a0),a1
move.l #0,a2
cmp.l #0,d6
beq .Weiter
cmp.l #1,d6
beq .Buffer1Src
bra .Buffer2Src
.Buffer1Src:
movem.l d4/d5,-(sp)
move.l rsCGX_Width(a3),d4
clr.l d4
clr.l d5
move.w rsCGX_Height(a3),d5
mulu d5,d4
add.l d4,d1
movem.l (sp)+,d4/d5
bra .Weiter
.Buffer2Src:
movem.l d4/d5,-(sp)
move.l rsCGX_Width(a3),d4
clr.l d4
clr.l d5
move.w rsCGX_Height(a3),d5
mulu d5,d4
add.l d4,d1
add.l d4,d1
movem.l (sp)+,d4/d5
.Weiter:
clr.l d6
cmp.l #0,d7
beq .WeiterD
cmp.l #1,d7
beq .Buffer1Dest
bra .Buffer2Dest
.Buffer1Dest:
movem.l d4/d5,-(sp)
move.l rsCGX_Width(a3),d4
clr.l d4
clr.l d5
move.w rsCGX_Height(a3),d5
mulu d5,d4
add.l d4,d3
movem.l (sp)+,d4/d5
bra .WeiterD
.Buffer2Dest:
movem.l d4/d5,-(sp)
move.l rsCGX_Width(a3),d4
clr.l d4
clr.l d5
move.w rsCGX_Height(a3),d5
mulu d5,d4
add.l d4,d3
add.l d4,d3
movem.l (sp)+,d4/d5
.WeiterD:
clr.l d7
move.b #$C0,d6
move.b #$FF,d7
move.l GfxBase,a6
jsr -30(a6) ; BltBitMap
jsr -228(a6) ; WaitBlit
movem.l (sp)+,d6-d7/a3/a6
rts
STRUCTURE CyberModeNode,0
STRUCT cmn_Node,LN_SIZE
STRUCT cmn_ModeText,DISPLAYNAMELEN ; Screenmodename
ULONG cmn_DisplayID ; ModeID
UWORD cmn_Width ; Width
UWORD cmn_Height ; Height
UWORD cmn_Depth ; Depth
APTR cmn_DisplayTagList ; Ignore this at the moment
LABEL cmn_SIZEOF
CloseRtgScreen:
movem.l a6,-(sp)
move.l IntBase,a6
move.l rsCGX_MyScreen(a0),d0
beq .ScreenClosed
move.l d0,a0
jsr -66(a6)
.ScreenClosed:
movem.l (sp)+,a6
rts
ScreenAtFront:
Move.l IntBase,a1
Move.l 60(a1),d0
Cmp.l rsCGX_MyScreen(a0),d0
Beq.s .AtFront
Moveq #0,d0
Rts
.AtFront
Moveq #-1,d0
Rts
CloseLibs:
cmp.l #0,CGXBase
beq .Exit
move.l $4,a6
move.l CGXBase,a1
CALLSYS CloseLibrary
.Exit:
move.l #0,d0
rts
LockRtgScreen:
add.w #1,rsCGX_Locks(a0)
move.l rsCGX_MapA(a0),d0
rts
UnlockRtgScreen:
clr.l d0
move.w rsCGX_Locks(a0),d0
cmp.w #0,d0
beq .Exit
subq.w #1,rsCGX_Locks(a0)
.Exit
rts
LoadRGBRtg:
Movem.l d2-d5/a2-a3/a6,-(sp)
Move.l GfxBase(a6),a6
Move.l rsCGX_MyScreen(a0),a2
Lea 44(a2),a2
Move.l a1,a3
.Loop2 Move.w (a3)+,d4
Beq.s .Exit
Move.w (a3)+,d5
Bra.s .Wend
.Loop Move.l a2,a0
Move.w d5,d0
Addq.w #1,d5
Move.l (a3)+,d1
Move.l (a3)+,d2
Move.l (a3)+,d3
Jsr -852(a6) Graphics - SetRGB32
.Wend Dbra d4,.Loop
Bra.s .Loop2
.Exit Movem.l (sp)+,d2-d5/a2-a3/a6
Rts
GetScreenmodes:
move.l a6,-(sp)
move.l CGXBase,a6
lea tags,a1
jsr -72(a1) ; AllocCModeListTagList
move.l (sp)+,a6
rts
tags:
dc.l CYBRMREQ_MinWidth,MinWidth
dc.l CYBRMREQ_MaxWidth,MaxWidth
dc.l CYBRMREQ_MinHeight,MinHeight
dc.l CYBRMREQ_MaxHeight,MaxHeight
dc.l CYBRMREQ_MinDepth,MinDepth
dc.l CYBRMREQ_MaxDepth,MaxDepth
FreeScreenmodes:
move.l a6,-(sp)
move.l CGXBase,a6
move.l Modes,a0
jsr -78(a6) ; FreeCModeList
move.l (sp)+,a6
rts
GetBufAdr:
Lsl.w #2,d0
Move.l rsCGX_MapA(a0,d0.w),d0
Rts