37 lines
1.4 KiB
C
37 lines
1.4 KiB
C
#ifndef __VGA__H__
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#define __VGA__H__
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typedef struct {
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enum MODE_TYPES {
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TextMode = 0,
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GraphicsMode = 1
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};
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/**Defines the mode returned by BIOS int 0x10, ah = 0xF*/
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unsigned char Mode;
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/**Text mode or Graphic mode (defined in MODE_TYPES enumeration)*/
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unsigned char ModeType;
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/**Screen size (characters in text modes, pixels in graphic modes)*/
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unsigned Width, Height;
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/**Bits per pixel*/
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unsigned bpp;
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/**Pointer to a function that sets the cursor position*/
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void (*SetCursor) (int wherex, int wherey);
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/**Pointer to a function that prints an ascii character in a specified position*/
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void (*PutChar) (int wherex, int wherey, unsigned char character);
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/**Pointer to a function that returns the ascii character in the specified position*/
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unsigned char (*GetChar) (int wherex, int wherey);
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/**Pointer to a function which plots a pixel on the screen. Should be set NULL in text modes.
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\nColor is a void pointer, to ensure compatibility with different colors.*/
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void (*PutPixel) (int wherex, int wherey, void* color);
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/**Pointer to a function which returns the color of a pixel on the screen. Should be set NULL in text modes.
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\nReturn is a void pointer, to ensure compatibility with different colors.*/
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void* (*GetPixel) (int wherex, int wherey);
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} VideoMode;
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#endif |