greed/CODE/D_VIDEO.H
2014-12-12 00:00:00 +00:00

132 lines
4.6 KiB
C

/***************************************************************************/
/* */
/* */
/* Raven 3D Engine */
/* Copyright (C) 1995 by Softdisk Publishing */
/* */
/* Original Design: */
/* John Carmack of id Software */
/* */
/* Enhancements by: */
/* Robert Morgan of Channel 7............................Main Engine Code */
/* Todd Lewis of Softdisk Publishing......Tools,Utilities,Special Effects */
/* John Bianca of Softdisk Publishing..............Low-level Optimization */
/* Carlos Hasan..........................................Music/Sound Code */
/* */
/* */
/***************************************************************************/
#ifndef D_VIDEO_H
#define D_VIDEO_H
/**** CONSTANTS ****/
#define outbyte(x,y) (outp((unsigned)(x),(unsigned)(y)))
#define _outhword(x,y) (outpw((unsigned)(x),(unsigned)(y)))
#define inbyte(x) (inp((unsigned)(x)))
#define _inhword(x) (inpw((unsigned)(x)))
#define CLI _disable()
#define STI _enable()
#define SC_INDEX 0x3C4
#define SC_RESET 0
#define SC_CLOCK 1
#define SC_MAPMASK 2
#define SC_CHARMAP 3
#define SC_MEMMODE 4
#define CRTC_INDEX 0x3D4
#define CRTC_H_TOTAL 0
#define CRTC_H_DISPEND 1
#define CRTC_H_BLANK 2
#define CRTC_H_ENDBLANK 3
#define CRTC_H_RETRACE 4
#define CRTC_H_ENDRETRACE 5
#define CRTC_V_TOTAL 6
#define CRTC_OVERFLOW 7
#define CRTC_ROWSCAN 8
#define CRTC_MAXSCANLINE 9
#define CRTC_CURSORSTART 10
#define CRTC_CURSOREND 11
#define CRTC_STARTHIGH 12
#define CRTC_STARTLOW 13
#define CRTC_CURSORHIGH 14
#define CRTC_CURSORLOW 15
#define CRTC_V_RETRACE 16
#define CRTC_V_ENDRETRACE 17
#define CRTC_V_DISPEND 18
#define CRTC_OFFSET 19
#define CRTC_UNDERLINE 20
#define CRTC_V_BLANK 21
#define CRTC_V_ENDBLANK 22
#define CRTC_MODE 23
#define CRTC_LINECOMPARE 24
#define GC_INDEX 0x3CE
#define GC_SETRESET 0
#define GC_ENABLESETRESET 1
#define GC_COLORCOMPARE 2
#define GC_DATAROTATE 3
#define GC_READMAP 4
#define GC_MODE 5
#define GC_MISCELLANEOUS 6
#define GC_COLORDONTCARE 7
#define GC_BITMASK 8
#define ATR_INDEX 0x3c0
#define ATR_MODE 16
#define ATR_OVERSCAN 17
#define ATR_COLORPLANEENABLE 18
#define ATR_PELPAN 19
#define ATR_COLORSELECT 20
#define STATUS_REGISTER_1 0x3da
#define PEL_WRITE_ADR 0x3c8
#define PEL_READ_ADR 0x3c7
#define PEL_DATA 0x3c9
#define SCREEN 0xa0000
#define SCREENWIDTH 320
#define SCREENHEIGHT 200
/**** VARIABLES ****/
#pragma noalign (pic_t)
typedef struct
{
short width, height;
short orgx, orgy;
byte data;
} pic_t;
extern byte *screen;
extern byte *ylookup[SCREENHEIGHT];
extern byte *transparency;
extern byte *translookup[255];
/**** FUNCTIONS ****/
void VI_Init(int specialbuffer);
void VI_SetVGAMode(void);
void VI_SetTextMode(void);
void VI_WaitVBL(int vbls);
void VI_SetPalette(byte *pallete);
void VI_GetPalette(byte *pallete);
void VI_FillPalette(int red,int green,int blue);
void VI_SetColor(int color,int red,int green,int blue);
void VI_GetColor(int color,int *red,int *green,int *blue);
void VI_FadeOut (int start,int end,int red,int green,int blue,int steps);
void VI_FadeIn(int start,int end,byte *pallete,int steps);
void VI_ColorBorder(int color);
void VI_Plot(int x,int y,int color);
void VI_Hlin(int x,int y,int width,int color);
void VI_Vlin(int x,int y,int height,int color);
void VI_Bar(int x,int y,int width,int height,int color);
void VI_DrawPic(int x,int y,pic_t *pic);
void VI_DrawMaskedPic(int x,int y,pic_t *pic);
void VI_DrawMaskedPicToBuffer(int x,int y,pic_t *pic);
void VI_DrawMaskedPicToBuffer2(int x,int y,pic_t *pic);
void VI_DrawTransPicToBuffer(int x,int y,pic_t *pic);
#pragma aux VI_DrawMaskedPicToBuffer "*" parm [];
#endif