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|
{
This file is part of the Free Pascal run time library.
A file in Amiga system run time library.
Copyright (c) 2003 by Nils Sjöholm.
member of the Amiga RTL development team.
This is a unit for cybergraphics.library
See the file COPYING.FPC, included in this distribution,
for details about the copyright.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
**********************************************************************}
{
History:
First version of this unit.
15 Jan 2003.
Changed cardinal > longword.
Changed startcode for unit.
12 Feb 2003.
nils.sjoholm@mailbox.swipnet.se Nils Sjoholm
}
{$mode objfpc}
{$I useamigasmartlink.inc}
{$ifdef use_amiga_smartlink}
{$smartlink on}
{$endif use_amiga_smartlink}
UNIT CYBERGRAPHICS;
INTERFACE
USES Exec,graphics,utility;
VAR CyberGfxBase : pLibrary;
const
CYBERGRAPHICSNAME : PChar = 'cybergraphics.library';
{
$VER: cybergraphics.h 41.18 (21.02.1998)
include file for cybergraphics.library
Copyright © 1996-1998 by phase5 digital products
All Rights reserved.
}
const
CYBERGFXNAME = 'cybergraphics.library';
CYBERGFX_INCLUDE_VERSION = 41;
{
Definition of CyberModeNode (Returned in AllocModeList)
}
type
PCyberModeNode = ^tCyberModeNode;
tCyberModeNode = record
Node : tNode;
ModeText : array[0..(DISPLAYNAMELEN)-1] of char; { name for this mode }
DisplayID : ULONG; { display id associated with the node }
Width : UWORD; { visible width }
Height : UWORD; { visible height }
Depth : UWORD; { display depth }
DisplayTagList : PTagItem; { taglist with extended ModeID information }
end;
{
Parameters for GetCyberMapAttr()
}
const
{ function returns BytesPerRow if its called with this parameter }
CYBRMATTR_XMOD = $80000001;
{ BytesPerPixel shall be returned }
CYBRMATTR_BPPIX = $80000002;
{ do not use this ! private tag }
CYBRMATTR_DISPADR = $80000003;
{ the pixel format is returned }
CYBRMATTR_PIXFMT = $80000004;
{ returns width in pixels }
CYBRMATTR_WIDTH = $80000005;
{ returns height in lines }
CYBRMATTR_HEIGHT = $80000006;
{ returns bits per pixel }
CYBRMATTR_DEPTH = $80000007;
{ returns -1 if supplied bitmap is a cybergfx one }
CYBRMATTR_ISCYBERGFX = $80000008;
{ returns -1 if supplied bitmap is linear accessable }
CYBRMATTR_ISLINEARMEM = $80000009;
{
Parameters for GetCyberIDAttr()
}
{ the pixel format is returned }
CYBRIDATTR_PIXFMT = $80000001;
{ returns visible width in pixels }
CYBRIDATTR_WIDTH = $80000002;
{ returns visible height in lines }
CYBRIDATTR_HEIGHT = $80000003;
{ returns bits per pixel }
CYBRIDATTR_DEPTH = $80000004;
{ BytesPerPixel shall be returned }
CYBRIDATTR_BPPIX = $80000005;
{
Tags for CyberModeRequest()
}
CYBRMREQ_TB = TAG_USER + $40000;
{
FilterTags
}
{ Minimum depth for displayed screenmode }
CYBRMREQ_MinDepth = CYBRMREQ_TB + 0;
{ Maximum depth " " " }
CYBRMREQ_MaxDepth = CYBRMREQ_TB + 1;
{ Minumum width " " " }
CYBRMREQ_MinWidth = CYBRMREQ_TB + 2;
{ Maximum width " " " }
CYBRMREQ_MaxWidth = CYBRMREQ_TB + 3;
{ Minumum height " " " }
CYBRMREQ_MinHeight = CYBRMREQ_TB + 4;
{ Minumum height " " " }
CYBRMREQ_MaxHeight = CYBRMREQ_TB + 5;
CYBRMREQ_CModelArray = CYBRMREQ_TB + 6;
CYBRMREQ_WinTitle = CYBRMREQ_TB + 20;
CYBRMREQ_OKText = CYBRMREQ_TB + 21;
CYBRMREQ_CancelText = CYBRMREQ_TB + 22;
{ Screen you wish the Requester to open on }
CYBRMREQ_Screen = CYBRMREQ_TB + 30;
{
Tags for BestCyberModeID()
}
CYBRBIDTG_TB = TAG_USER + $50000;
{ FilterTags }
CYBRBIDTG_Depth = CYBRBIDTG_TB + 0;
CYBRBIDTG_NominalWidth = CYBRBIDTG_TB + 1;
CYBRBIDTG_NominalHeight = CYBRBIDTG_TB + 2;
CYBRBIDTG_MonitorID = CYBRBIDTG_TB + 3;
CYBRBIDTG_BoardName = CYBRBIDTG_TB + 5;
{
definition of divers pixel formats
}
PIXFMT_LUT8 = 0;
PIXFMT_RGB15 = 1;
PIXFMT_BGR15 = 2;
PIXFMT_RGB15PC = 3;
PIXFMT_BGR15PC = 4;
PIXFMT_RGB16 = 5;
PIXFMT_BGR16 = 6;
PIXFMT_RGB16PC = 7;
PIXFMT_BGR16PC = 8;
PIXFMT_RGB24 = 9;
PIXFMT_BGR24 = 10;
PIXFMT_ARGB32 = 11;
PIXFMT_BGRA32 = 12;
PIXFMT_RGBA32 = 13;
{
SrcRectangle formats defines for xxxPixelArray calls()
}
RECTFMT_RGB = 0;
RECTFMT_RGBA = 1;
RECTFMT_ARGB = 2;
RECTFMT_LUT8 = 3;
RECTFMT_GREY8 = 4;
{
Parameters for CVideoCtrlTagList()
}
SETVC_DPMSLevel = $88002001;
{ Full operation }
DPMS_ON = 0;
{ Optional state of minimal power reduction }
DPMS_STANDBY = 1;
{ Significant reduction of power consumption }
DPMS_SUSPEND = 2;
{ Lowest level of power consumption }
DPMS_OFF = 3;
{
Tags for LockBitMapTagList()
}
LBMI_WIDTH = $84001001;
LBMI_HEIGHT = $84001002;
LBMI_DEPTH = $84001003;
LBMI_PIXFMT = $84001004;
LBMI_BYTESPERPIX = $84001005;
LBMI_BYTESPERROW = $84001006;
LBMI_BASEADDRESS = $84001007;
{
Tags for UnLockBitMapTagList()
}
UBMI_UPDATERECTS = $85001001;
UBMI_REALLYUNLOCK = $85001002;
{
Message passed to the DoCDrawMethodTagList() hook function
}
type
PCDrawMsg = ^tCDrawMsg;
tCDrawMsg = record
cdm_MemPtr : APTR;
cdm_offx : ULONG;
cdm_offy : ULONG;
cdm_xsize : ULONG;
cdm_ysize : ULONG;
cdm_BytesPerRow : UWORD;
cdm_BytesPerPix : UWORD;
cdm_ColorModel : UWORD;
end;
{
Colour Table source formats for WriteLUTPixelArray()
}
{ ULONG [] table }
const
CTABFMT_XRGB8 = 0;
{
graphics.library/AllocBitMap() extended flags
}
BMB_SPECIALFMT = 7;
BMF_SPECIALFMT = 1 shl BMB_SPECIALFMT;
FUNCTION AllocCModeListTagList(ModeListTags : pTagItem) : pList;
FUNCTION BestCModeIDTagList(BestModeIDTags : pTagItem) : longword;
FUNCTION CModeRequestTagList(ModeRequest : POINTER; ModeRequestTags : pTagItem) : longword;
PROCEDURE CVideoCtrlTagList(ViewPort : pViewPort; TagList : pTagItem);
PROCEDURE DoCDrawMethodTagList(Hook : pHook; a1arg : pRastPort; TagList : pTagItem);
FUNCTION ExtractColor(a0arg : pRastPort; BitMap : pBitMap; Colour : longword; SrcX : longword; SrcY : longword; Width : longword; Height : longword) : longword;
FUNCTION FillPixelArray(a1arg : pRastPort; DestX : WORD; DestY : WORD; SizeX : WORD; SizeY : WORD; ARGB : longword) : longword;
PROCEDURE FreeCModeList(ModeList : pList);
FUNCTION GetCyberIDAttr(CyberIDAttr : longword; CyberDisplayModeID : longword) : longword;
FUNCTION GetCyberMapAttr(CyberGfxBitmap : pBitMap; CyberAttrTag : longword) : longword;
FUNCTION InvertPixelArray(a1arg : pRastPort; DestX : WORD; DestY : WORD; SizeX : WORD; SizeY : WORD) : longword;
FUNCTION IsCyberModeID(displayID : longword) : BOOLEAN;
FUNCTION LockBitMapTagList(BitMap : POINTER; TagList : pTagItem) : POINTER;
FUNCTION MovePixelArray(SrcX : WORD; SrcY : WORD; a1arg : pRastPort; DestX : WORD; DestY : WORD; SizeX : WORD; SizeY : WORD) : longword;
FUNCTION ReadPixelArray(destRect : POINTER; destX : WORD; destY : WORD; destMod : WORD; a1arg : pRastPort; SrcX : WORD; SrcY : WORD; SizeX : WORD; SizeY : WORD; DestFormat : byte) : longword;
FUNCTION ReadRGBPixel(a1arg : pRastPort; x : WORD; y : WORD) : longword;
FUNCTION ScalePixelArray(srcRect : POINTER; SrcW : WORD; SrcH : WORD; SrcMod : WORD; a1arg : pRastPort; DestX : WORD; DestY : WORD; DestW : WORD; DestH : WORD; SrcFormat : byte) : LONGINT;
PROCEDURE UnLockBitMap(Handle : POINTER);
PROCEDURE UnLockBitMapTagList(Handle : POINTER; TagList : pTagItem);
FUNCTION WriteLUTPixelArray(srcRect : POINTER; SrcX : WORD; SrcY : WORD; SrcMod : WORD; a1arg : pRastPort; ColorTab : POINTER; DestX : WORD; DestY : WORD; SizeX : WORD; SizeY : WORD; CTFormat : byte) : longword;
FUNCTION WritePixelArray(srcRect : POINTER; SrcX : WORD; SrcY : WORD; SrcMod : WORD; a1arg : pRastPort; DestX : WORD; DestY : WORD; SizeX : WORD; SizeY : WORD; SrcFormat : byte) : longword;
FUNCTION WriteRGBPixel(a1arg : pRastPort; x : WORD; y : WORD; argb : longword) : LONGINT;
{
Functions and procedures with array of const go here
}
FUNCTION AllocCModeListTags(const ModeListTags : Array Of Const) : pList;
FUNCTION BestCModeIDTags(const BestModeIDTags : Array Of Const) : longword;
FUNCTION CModeRequestTags(ModeRequest : POINTER; const ModeRequestTags : Array Of Const) : longword;
PROCEDURE CVideoCtrlTags(ViewPort : pViewPort; const TagList : Array Of Const);
PROCEDURE DoCDrawMethodTags(Hook : pHook; a1arg : pRastPort; const TagList : Array Of Const);
FUNCTION LockBitMapTags(BitMap : POINTER; const TagList : Array Of Const) : POINTER;
PROCEDURE UnLockBitMapTags(Handle : POINTER; const TagList : Array Of Const);
function SHIFT_PIXFMT(fmt : longint) : longint;
{You can remove this include and use a define instead}
{$I useautoopenlib.inc}
{$ifdef use_init_openlib}
procedure InitCYBERGRAPHICSLibrary;
{$endif use_init_openlib}
{This is a variable that knows how the unit is compiled}
var
CYBERGRAPHICSIsCompiledHow : longint;
IMPLEMENTATION
uses
{$ifndef dont_use_openlib}
msgbox,
{$endif dont_use_openlib}
tagsarray;
FUNCTION AllocCModeListTagList(ModeListTags : pTagItem) : pList;
BEGIN
ASM
MOVE.L A6,-(A7)
MOVEA.L ModeListTags,A1
MOVEA.L CyberGfxBase,A6
JSR -072(A6)
MOVEA.L (A7)+,A6
MOVE.L D0,@RESULT
END;
END;
FUNCTION BestCModeIDTagList(BestModeIDTags : pTagItem) : longword;
BEGIN
ASM
MOVE.L A6,-(A7)
MOVEA.L BestModeIDTags,A0
MOVEA.L CyberGfxBase,A6
JSR -060(A6)
MOVEA.L (A7)+,A6
MOVE.L D0,@RESULT
END;
END;
FUNCTION CModeRequestTagList(ModeRequest : POINTER; ModeRequestTags : pTagItem) : longword;
BEGIN
ASM
MOVE.L A6,-(A7)
MOVEA.L ModeRequest,A0
MOVEA.L ModeRequestTags,A1
MOVEA.L CyberGfxBase,A6
JSR -066(A6)
MOVEA.L (A7)+,A6
MOVE.L D0,@RESULT
END;
END;
PROCEDURE CVideoCtrlTagList(ViewPort : pViewPort; TagList : pTagItem);
BEGIN
ASM
MOVE.L A6,-(A7)
MOVEA.L ViewPort,A0
MOVEA.L TagList,A1
MOVEA.L CyberGfxBase,A6
JSR -162(A6)
MOVEA.L (A7)+,A6
END;
END;
PROCEDURE DoCDrawMethodTagList(Hook : pHook; a1arg : pRastPort; TagList : pTagItem);
BEGIN
ASM
MOVE.L A6,-(A7)
MOVEA.L Hook,A0
MOVEA.L a1arg,A1
MOVEA.L TagList,A2
MOVEA.L CyberGfxBase,A6
JSR -156(A6)
MOVEA.L (A7)+,A6
END;
END;
FUNCTION ExtractColor(a0arg : pRastPort; BitMap : pBitMap; Colour : longword; SrcX : longword; SrcY : longword; Width : longword; Height : longword) : longword;
BEGIN
ASM
MOVE.L A6,-(A7)
MOVEA.L a0arg,A0
MOVEA.L BitMap,A1
MOVE.L Colour,D0
MOVE.L SrcX,D1
MOVE.L SrcY,D2
MOVE.L Width,D3
MOVE.L Height,D4
MOVEA.L CyberGfxBase,A6
JSR -186(A6)
MOVEA.L (A7)+,A6
MOVE.L D0,@RESULT
END;
END;
FUNCTION FillPixelArray(a1arg : pRastPort; DestX : WORD; DestY : WORD; SizeX : WORD; SizeY : WORD; ARGB : longword) : longword;
BEGIN
ASM
MOVE.L A6,-(A7)
MOVEA.L a1arg,A1
MOVE.L DestX,D0
MOVE.L DestY,D1
MOVE.L SizeX,D2
MOVE.L SizeY,D3
MOVE.L ARGB,D4
MOVEA.L CyberGfxBase,A6
JSR -150(A6)
MOVEA.L (A7)+,A6
MOVE.L D0,@RESULT
END;
END;
PROCEDURE FreeCModeList(ModeList : pList);
BEGIN
ASM
MOVE.L A6,-(A7)
MOVEA.L ModeList,A0
MOVEA.L CyberGfxBase,A6
JSR -078(A6)
MOVEA.L (A7)+,A6
END;
END;
FUNCTION GetCyberIDAttr(CyberIDAttr : longword; CyberDisplayModeID : longword) : longword;
BEGIN
ASM
MOVE.L A6,-(A7)
MOVE.L CyberIDAttr,D0
MOVE.L CyberDisplayModeID,D1
MOVEA.L CyberGfxBase,A6
JSR -102(A6)
MOVEA.L (A7)+,A6
MOVE.L D0,@RESULT
END;
END;
FUNCTION GetCyberMapAttr(CyberGfxBitmap : pBitMap; CyberAttrTag : longword) : longword;
BEGIN
ASM
MOVE.L A6,-(A7)
MOVEA.L CyberGfxBitmap,A0
MOVE.L CyberAttrTag,D0
MOVEA.L CyberGfxBase,A6
JSR -096(A6)
MOVEA.L (A7)+,A6
MOVE.L D0,@RESULT
END;
END;
FUNCTION InvertPixelArray(a1arg : pRastPort; DestX : WORD; DestY : WORD; SizeX : WORD; SizeY : WORD) : longword;
BEGIN
ASM
MOVE.L A6,-(A7)
MOVEA.L a1arg,A1
MOVE.L DestX,D0
MOVE.L DestY,D1
MOVE.L SizeX,D2
MOVE.L SizeY,D3
MOVEA.L CyberGfxBase,A6
JSR -144(A6)
MOVEA.L (A7)+,A6
MOVE.L D0,@RESULT
END;
END;
FUNCTION IsCyberModeID(displayID : longword) : BOOLEAN;
BEGIN
ASM
MOVE.L A6,-(A7)
MOVE.L displayID,D0
MOVEA.L CyberGfxBase,A6
JSR -054(A6)
MOVEA.L (A7)+,A6
TST.W D0
BEQ.B @end
MOVEQ #1,D0
@end: MOVE.B D0,@RESULT
END;
END;
FUNCTION LockBitMapTagList(BitMap : POINTER; TagList : pTagItem) : POINTER;
BEGIN
ASM
MOVE.L A6,-(A7)
MOVEA.L BitMap,A0
MOVEA.L TagList,A1
MOVEA.L CyberGfxBase,A6
JSR -168(A6)
MOVEA.L (A7)+,A6
MOVE.L D0,@RESULT
END;
END;
FUNCTION MovePixelArray(SrcX : WORD; SrcY : WORD; a1arg : pRastPort; DestX : WORD; DestY : WORD; SizeX : WORD; SizeY : WORD) : longword;
BEGIN
ASM
MOVE.L A6,-(A7)
MOVE.L SrcX,D0
MOVE.L SrcY,D1
MOVEA.L a1arg,A1
MOVE.L DestX,D2
MOVE.L DestY,D3
MOVE.L SizeX,D4
MOVE.L SizeY,D5
MOVEA.L CyberGfxBase,A6
JSR -132(A6)
MOVEA.L (A7)+,A6
MOVE.L D0,@RESULT
END;
END;
FUNCTION ReadPixelArray(destRect : POINTER; destX : WORD; destY : WORD; destMod : WORD; a1arg : pRastPort; SrcX : WORD; SrcY : WORD; SizeX : WORD; SizeY : WORD; DestFormat : byte) : longword;
BEGIN
ASM
MOVE.L A6,-(A7)
MOVEA.L destRect,A0
MOVE.L destX,D0
MOVE.L destY,D1
MOVE.L destMod,D2
MOVEA.L a1arg,A1
MOVE.L SrcX,D3
MOVE.L SrcY,D4
MOVE.L SizeX,D5
MOVE.L SizeY,D6
MOVE.L DestFormat,D7
MOVEA.L CyberGfxBase,A6
JSR -120(A6)
MOVEA.L (A7)+,A6
MOVE.L D0,@RESULT
END;
END;
FUNCTION ReadRGBPixel(a1arg : pRastPort; x : WORD; y : WORD) : longword;
BEGIN
ASM
MOVE.L A6,-(A7)
MOVEA.L a1arg,A1
MOVE.L x,D0
MOVE.L y,D1
MOVEA.L CyberGfxBase,A6
JSR -108(A6)
MOVEA.L (A7)+,A6
MOVE.L D0,@RESULT
END;
END;
FUNCTION ScalePixelArray(srcRect : POINTER; SrcW : WORD; SrcH : WORD; SrcMod : WORD; a1arg : pRastPort; DestX : WORD; DestY : WORD; DestW : WORD; DestH : WORD; SrcFormat : byte) : LONGINT;
BEGIN
ASM
MOVE.L A6,-(A7)
MOVEA.L srcRect,A0
MOVE.L SrcW,D0
MOVE.L SrcH,D1
MOVE.L SrcMod,D2
MOVEA.L a1arg,A1
MOVE.L DestX,D3
MOVE.L DestY,D4
MOVE.L DestW,D5
MOVE.L DestH,D6
MOVE.L SrcFormat,D7
MOVEA.L CyberGfxBase,A6
JSR -090(A6)
MOVEA.L (A7)+,A6
MOVE.L D0,@RESULT
END;
END;
PROCEDURE UnLockBitMap(Handle : POINTER);
BEGIN
ASM
MOVE.L A6,-(A7)
MOVEA.L Handle,A0
MOVEA.L CyberGfxBase,A6
JSR -174(A6)
MOVEA.L (A7)+,A6
END;
END;
PROCEDURE UnLockBitMapTagList(Handle : POINTER; TagList : pTagItem);
BEGIN
ASM
MOVE.L A6,-(A7)
MOVEA.L Handle,A0
MOVEA.L TagList,A1
MOVEA.L CyberGfxBase,A6
JSR -180(A6)
MOVEA.L (A7)+,A6
END;
END;
FUNCTION WriteLUTPixelArray(srcRect : POINTER; SrcX : WORD; SrcY : WORD; SrcMod : WORD; a1arg : pRastPort; ColorTab : POINTER; DestX : WORD; DestY : WORD; SizeX : WORD; SizeY : WORD; CTFormat : byte) : longword;
BEGIN
ASM
MOVE.L A6,-(A7)
MOVEA.L srcRect,A0
MOVE.L SrcX,D0
MOVE.L SrcY,D1
MOVE.L SrcMod,D2
MOVEA.L a1arg,A1
MOVEA.L ColorTab,A2
MOVE.L DestX,D3
MOVE.L DestY,D4
MOVE.L SizeX,D5
MOVE.L SizeY,D6
MOVE.L CTFormat,D7
MOVEA.L CyberGfxBase,A6
JSR -198(A6)
MOVEA.L (A7)+,A6
MOVE.L D0,@RESULT
END;
END;
FUNCTION WritePixelArray(srcRect : POINTER; SrcX : WORD; SrcY : WORD; SrcMod : WORD; a1arg : pRastPort; DestX : WORD; DestY : WORD; SizeX : WORD; SizeY : WORD; SrcFormat : byte) : longword;
BEGIN
ASM
MOVE.L A6,-(A7)
MOVEA.L srcRect,A0
MOVE.L SrcX,D0
MOVE.L SrcY,D1
MOVE.L SrcMod,D2
MOVEA.L a1arg,A1
MOVE.L DestX,D3
MOVE.L DestY,D4
MOVE.L SizeX,D5
MOVE.L SizeY,D6
MOVE.L SrcFormat,D7
MOVEA.L CyberGfxBase,A6
JSR -126(A6)
MOVEA.L (A7)+,A6
MOVE.L D0,@RESULT
END;
END;
FUNCTION WriteRGBPixel(a1arg : pRastPort; x : WORD; y : WORD; argb : longword) : LONGINT;
BEGIN
ASM
MOVE.L A6,-(A7)
MOVEA.L a1arg,A1
MOVE.L x,D0
MOVE.L y,D1
MOVE.L argb,D2
MOVEA.L CyberGfxBase,A6
JSR -114(A6)
MOVEA.L (A7)+,A6
MOVE.L D0,@RESULT
END;
END;
{
Functions and procedures with array of const go here
}
FUNCTION AllocCModeListTags(const ModeListTags : Array Of Const) : pList;
begin
AllocCModeListTags := AllocCModeListTagList(readintags(ModeListTags));
end;
FUNCTION BestCModeIDTags(const BestModeIDTags : Array Of Const) : longword;
begin
BestCModeIDTags := BestCModeIDTagList(readintags(BestModeIDTags));
end;
FUNCTION CModeRequestTags(ModeRequest : POINTER; const ModeRequestTags : Array Of Const) : longword;
begin
CModeRequestTags := CModeRequestTagList(ModeRequest , readintags(ModeRequestTags));
end;
PROCEDURE CVideoCtrlTags(ViewPort : pViewPort; const TagList : Array Of Const);
begin
CVideoCtrlTagList(ViewPort , readintags(TagList));
end;
PROCEDURE DoCDrawMethodTags(Hook : pHook; a1arg : pRastPort; const TagList : Array Of Const);
begin
DoCDrawMethodTagList(Hook , a1arg , readintags(TagList));
end;
FUNCTION LockBitMapTags(BitMap : POINTER; const TagList : Array Of Const) : POINTER;
begin
LockBitMapTags := LockBitMapTagList(BitMap , readintags(TagList));
end;
PROCEDURE UnLockBitMapTags(Handle : POINTER; const TagList : Array Of Const);
begin
UnLockBitMapTagList(Handle , readintags(TagList));
end;
function SHIFT_PIXFMT(fmt : longint) : longint;
begin
SHIFT_PIXFMT:=(ULONG(fmt)) shl 24;
end;
const
{ Change VERSION and LIBVERSION to proper values }
VERSION : string[2] = '0';
LIBVERSION : longword = 0;
{$ifdef use_init_openlib}
{$Info Compiling initopening of cybergraphics.library}
{$Info don't forget to use InitCYBERGRAPHICSLibrary in the beginning of your program}
var
cybergraphics_exit : Pointer;
procedure ClosecybergraphicsLibrary;
begin
ExitProc := cybergraphics_exit;
if CyberGfxBase <> nil then begin
CloseLibrary(CyberGfxBase);
CyberGfxBase := nil;
end;
end;
procedure InitCYBERGRAPHICSLibrary;
begin
CyberGfxBase := nil;
CyberGfxBase := OpenLibrary(CYBERGRAPHICSNAME,LIBVERSION);
if CyberGfxBase <> nil then begin
cybergraphics_exit := ExitProc;
ExitProc := @ClosecybergraphicsLibrary;
end else begin
MessageBox('FPC Pascal Error',
'Can''t open cybergraphics.library version ' + VERSION + #10 +
'Deallocating resources and closing down',
'Oops');
halt(20);
end;
end;
begin
CYBERGRAPHICSIsCompiledHow := 2;
{$endif use_init_openlib}
{$ifdef use_auto_openlib}
{$Info Compiling autoopening of cybergraphics.library}
var
cybergraphics_exit : Pointer;
procedure ClosecybergraphicsLibrary;
begin
ExitProc := cybergraphics_exit;
if CyberGfxBase <> nil then begin
CloseLibrary(CyberGfxBase);
CyberGfxBase := nil;
end;
end;
begin
CyberGfxBase := nil;
CyberGfxBase := OpenLibrary(CYBERGRAPHICSNAME,LIBVERSION);
if CyberGfxBase <> nil then begin
cybergraphics_exit := ExitProc;
ExitProc := @ClosecybergraphicsLibrary;
CYBERGRAPHICSIsCompiledHow := 1;
end else begin
MessageBox('FPC Pascal Error',
'Can''t open cybergraphics.library version ' + VERSION + #10 +
'Deallocating resources and closing down',
'Oops');
halt(20);
end;
{$endif use_auto_openlib}
{$ifdef dont_use_openlib}
begin
CYBERGRAPHICSIsCompiledHow := 3;
{$Warning No autoopening of cybergraphics.library compiled}
{$Warning Make sure you open cybergraphics.library yourself}
{$endif dont_use_openlib}
END. (* UNIT CYBERGRAPHICS *)
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