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- {
- Here is some code to try For Text fading on a vga...
- by Sean Palmer
- }
-
- Const
- tableReadIndex = $3C7;
- tableWriteIndex = $3C8;
- tableDataRegister = $3C9;
-
- Procedure setColor(color, r, g, b : Byte); Assembler;
- Asm {set DAC color}
- mov dx, tableWriteIndex;
- mov al, color;
- out dx, al;
- inc dx;
- mov al, r;
- out dx, al;
- mov al, g;
- out dx, al;
- mov al, b;
- out dx, al;
- end; {Write index now points to next color}
-
- Function getColor(color : Byte) : LongInt; Assembler;
- Asm {get DAC color}
- mov dx, tableReadIndex;
- mov al, color;
- out dx, al;
- add dx, 2;
- cld;
- xor bh, bh;
- in al, dx;
- mov bl, al;
- in al, dx;
- mov ah, al;
- in al, dx;
- mov dx, bx;
- end; {read index now points to next color}
-