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MODES.PAS
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MODES.PAS
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{ @author: Sylvain Maltais (support@gladir.com)
@created: 1993
@website(https://www.gladir.com/CODER/GRAPHICSSOLUTIONLIB-TP)
@abstract(Target: Turbo Pascal 7)
}
Unit MODES;
INTERFACE
Procedure GSColors640x200_4Colors;
Procedure GSColors320x200_16Colors;
Procedure GSColors640x200_16Colors;
Procedure GSEmul320x200_16Colors;
Procedure GSEmul640x200_4Colors;
Procedure GSEmul640x200_16Colors;
Procedure GSEmulTextModeC132x25;
Procedure GSTextMode80x25;
Procedure GSTextModeC132x25;
IMPLEMENTATION
Type
PresentInfoVideoMode=Record
IBMLogical:Boolean;
BiosSupport:Boolean;
Color:Boolean;
Graphics:Boolean;
SegVideo:Word;
HeightChar:Byte;
NumXPixels:Word;
NumYPixels:Word;
NumXTexts:Byte;
NumYTexts:Byte;
NumVideoPages:Byte;
NumColors:LongInt;
BitsPerPixel:Byte;
BytesPerLine:Word;
Page:Byte;
AddrPage:Word;
ShowPage:Byte;
End;
Const
GS_C80x25:PresentInfoVideoMode=(
IBMLogical:True;
BIOSSupport:True;
Color:True;
Graphics:False;
SegVideo:$B800;
HeightChar:8;
NumXPixels:640;
NumYPixels:200;
NumXTexts:80;
NumYTexts:25;
NumVideoPages:4;
NumColors:16;
BitsPerPixel:0;
BytesPerLine:80 * 2
);
GS_C132x25:PresentInfoVideoMode=(
IBMLogical:True;
BIOSSupport:False;
Color:True;
Graphics:False;
SegVideo:$B800;
HeightChar:8;
NumXPixels:660;
NumYPixels:200;
NumXTexts:132;
NumYTexts:25;
NumVideoPages:2;
NumColors:16;
BitsPerPixel:0;
BytesPerLine:132 * 2
);
GS_640x200_4Colors:PresentInfoVideoMode=(
IBMLogical:True;
BIOSSupport:False;
Color:True;
Graphics:True;
SegVideo:$B800;
HeightChar:8;
NumXPixels:640;
NumYPixels:200;
NumXTexts:80;
NumYTexts:25;
NumVideoPages:1;
NumColors:4;
BitsPerPixel:2;
BytesPerLine:640 div (8 div 2)
);
GS_320x200_16Colors:PresentInfoVideoMode=(
IBMLogical:True;
BIOSSupport:False;
Color:True;
Graphics:True;
SegVideo:$B800;
HeightChar:8;
NumXPixels:320;
NumYPixels:200;
NumXTexts:40;
NumYTexts:25;
NumVideoPages:1;
NumColors:16;
BitsPerPixel:4;
BytesPerLine:320 div (8 div 4)
);
GS_640x200_16Colors:PresentInfoVideoMode=(
IBMLogical:True;
BIOSSupport:False;
Color:True;
Graphics:True;
SegVideo:$B000;
HeightChar:8;
NumXPixels:640;
NumYPixels:200;
NumXTexts:80;
NumYTexts:25;
NumVideoPages:1;
NumColors:16;
BitsPerPixel:4;
BytesPerLine:640 div (8 div 4)
);
Procedure GSEmul320x200_16Colors;
Const
Parms:Array[0..15] of Byte=($36,$28,$2D,$08,$64,$06,$64,$64,
$02,$07,$06,$07,$00,$00,$00,$00);
Var
I:Byte;
Begin
Port[$3D8]:=$02;
Port[$3DD]:=$10;
Port[$3DF]:=$A2;
Port[$3D8]:=$02;
For I:=0 to 15 do Begin
Port[$3D4]:=I;
Port[$3D5]:=Parms[I];
End;
Port[$3D8]:=$0A;
Port[$3D9]:=$30;
Port[$3DF]:=$A0;
Port[$3DD]:=$10;
End;
Procedure GSEmul640x200_4Colors;
Const
Parms:Array[0..15] of Byte=($36,$28,$2D,$08,$64,$06,$64,$64,
$02,$07,$06,$07,$00,$00,$00,$00);
Var
I:Byte;
Begin
Port[$3D8]:=$02;
Port[$3DD]:=$20;
Port[$3DF]:=$A2;
Port[$3D8]:=$02;
For I:=0 to 15 do Begin
Port[$3D4]:=I;
Port[$3D5]:=Parms[I];
End;
Port[$3D8]:=$0A;
Port[$3D9]:=$30;
Port[$3DF]:=$A0;
Port[$3DD]:=$20;
End;
Procedure GSEmul640x200_16Colors;
Const
Parms:Array[0..15] of Byte=($61,$50,$52,$08,$32,$06,$32,$32,
$02,$07,$06,$07,$00,$00,$00,$00);
Var
I:Byte;
Begin
Port[$3D8]:=$02;
Port[$3DD]:=$80;
Port[$3DF]:=$A2;
Port[$3D8]:=$02;
For I:=0 to 15 do Begin
Port[$3D4]:=I;
Port[$3D5]:=Parms[I];
End;
Port[$3D8]:=$0A;
Port[$3D9]:=$30;
Port[$3DF]:=$A0;
Port[$3DD]:=$80;
End;
Procedure GSColors320x200_16Colors;
Const
Parms:Array[0..15] of Byte=($38,$28,$2D,$0A,$7F,$06,$64,$70,
$02,$01,$06,$07,$00,$00,$00,$00);
Var
I:Byte;
Begin
Port[$3D8]:=$02;
Port[$3DD]:=$10;
Port[$3D8]:=$02;
For I:=0 to 15 do Begin
Port[$3D4]:=I;
Port[$3D5]:=Parms[I];
End;
Port[$3D8]:=$0A;
Port[$3D9]:=$30;
Port[$3DD]:=$10;
End;
Procedure GSColors640x200_4Colors;
Const
Parms:Array[0..15] of Byte=($38,$28,$2D,$0A,$7F,$06,$64,$70,
$02,$01,$06,$07,$00,$00,$00,$00);
Var
I:Byte;
Begin
Port[$3D8]:=$02;
Port[$3DD]:=$20;
Port[$3D8]:=$02;
For I:=0 to 15 do Begin
Port[$3D4]:=I;
Port[$3D5]:=Parms[I];
End;
Port[$3D8]:=$0A;
Port[$3D9]:=$30;
Port[$3DD]:=$20;
End;
Procedure GSColors640x200_16Colors;
Const
Parms:Array[0..15] of Byte=($70,$50,$58,$0A,$40,$06,$32,$38,
$02,$03,$06,$07,$00,$00,$00,$00);
Var
I:Byte;
Begin
Port[$3D8]:=$02;
Port[$3DD]:=$80;
Port[$3D8]:=$02;
For I:=0 to 15 do Begin
Port[$3D4]:=I;
Port[$3D5]:=Parms[I];
End;
Port[$3D8]:=$0A;
Port[$3D9]:=$30;
Port[$3DD]:=$80;
End;
Procedure GSTextMode80x25;
Const
Parms:Array[0..15] of Byte=($71,$50,$5A,$0A,$1F,$06,$19,$1C,
$02,$07,$06,$07,$00,$00,$00,$00);
Var
I:Byte;
Begin
Port[$3D8]:=$02;
Port[$3DD]:=$00;
Port[$3D8]:=$25;
For I:=0 to 15 do Begin
Port[$3D4]:=I;
Port[$3D5]:=Parms[I];
End;
Port[$3D8]:=$2D;
Port[$3D9]:=$30;
Port[$3DD]:=$00;
End;
Procedure GSTextModeC132x25;
Const
Parms:Array[0..15] of Byte=($B5,$84,$97,$0A,$1F,$06,$19,$1C,
$02,$07,$06,$07,$00,$00,$00,$00);
Var
I:Byte;
Begin
Port[$3D8]:=$02;
Port[$3DD]:=$00;
Port[$3D8]:=$05;
For I:=0 to 15 do Begin
Port[$3D4]:=I;
Port[$3D5]:=Parms[I];
End;
Port[$3D8]:=$0D;
Port[$3D9]:=$30;
Port[$3DD]:=$00;
Port[$3DF]:=$90;
End;
Procedure GSEmulTextModeC132x25;
Const
Parms:Array[0..15] of Byte=($B5,$84,$97,$0A,$1F,$06,$19,$1C,
$02,$07,$06,$07,$00,$00,$00,$00);
Var
I:Byte;
Begin
Port[$3D8]:=$02;
Port[$3DD]:=$00;
Port[$3D8]:=$05;
For I:=0 to 15 do Begin
Port[$3D4]:=I;
Port[$3D5]:=Parms[I];
End;
Port[$3D8]:=$0D;
Port[$3D9]:=$30;
Port[$3DD]:=$00;
Port[$3DF]:=$A8;
End;
END.