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