171 lines
5.7 KiB
C
171 lines
5.7 KiB
C
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/*
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* "Build Engine & Tools" Copyright (c) 1993-1997 Ken Silverman
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* Ken Silverman's official web site: "http://www.advsys.net/ken"
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* See the included license file "BUILDLIC.TXT" for license info.
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* This file IS NOT A PART OF Ken Silverman's original release
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*/
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#ifndef _INCLUDE_DISPLAY_H_
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#define _INCLUDE_DISPLAY_H_
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#include "platform.h"
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#if (defined PLATFORM_SUPPORTS_SDL)
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#include "SDL.h"
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/* environment variables names... */
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/* These are only honored by the SDL driver. */
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#define BUILD_NOMOUSEGRAB "BUILD_NOMOUSEGRAB"
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#define BUILD_WINDOWED "BUILD_WINDOWED"
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#define BUILD_SDLDEBUG "BUILD_SDLDEBUG"
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#define BUILD_RENDERER "BUILD_RENDERER"
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#define BUILD_GLLIBRARY "BUILD_GLLIBRARY"
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#define BUILD_USERSCREENRES "BUILD_USERSCREENRES"
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#define BUILD_MAXSCREENRES "BUILD_MAXSCREENRES"
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#define BUILD_HALLOFMIRRORS "BUILD_HALLOFMIRRORS"
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#define BUILD_GLDUMP "BUILD_GLDUMP"
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#define BUILD_SDLJOYSTICK "BUILD_SDLJOYSTICK"
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/* This part sucks. */
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#if (defined __WATCOMC__)
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#pragma aux (__cdecl) SDL_Init;
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#pragma aux (__cdecl) SDL_PumpEvents;
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#pragma aux (__cdecl) SDL_PollEvent;
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#pragma aux (__cdecl) SDL_GetMouseState;
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#pragma aux (__cdecl) SDL_WM_GrabInput;
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#pragma aux (__cdecl) SDL_GetError;
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#pragma aux (__cdecl) SDL_SetEventFilter;
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#pragma aux (__cdecl) SDL_WM_SetCaption;
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#pragma aux (__cdecl) SDL_ClearError;
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#pragma aux (__cdecl) SDL_SetVideoMode;
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#pragma aux (__cdecl) SDL_ClearError;
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#pragma aux (__cdecl) SDL_Quit;
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#pragma aux (__cdecl) SDL_QuitSubSystem;
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#pragma aux (__cdecl) SDL_GetTicks;
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#pragma aux (__cdecl) SDL_GetVideoInfo;
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#pragma aux (__cdecl) SDL_ListModes;
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#pragma aux (__cdecl) SDL_SetColors;
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#pragma aux (__cdecl) SDL_ShowCursor;
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#pragma aux (__cdecl) SDL_LockSurface;
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#pragma aux (__cdecl) SDL_UnlockSurface;
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#pragma aux (__cdecl) SDL_FillRect;
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#pragma aux (__cdecl) SDL_Delay;
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#pragma aux (__cdecl) SDL_AddTimer;
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#pragma aux (__cdecl) SDL_RemoveTimer;
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#pragma aux (__cdecl) SDL_Flip;
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#pragma aux (__cdecl) SDL_UpdateRect;
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#pragma aux (__cdecl) SDL_GetVideoSurface;
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#pragma aux (__cdecl) SDL_VideoDriverName;
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#pragma aux (__cdecl) SDL_SetPalette;
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#pragma aux (__cdecl) SDL_VideoModeOK;
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#pragma aux (__cdecl) SDL_GetClipRect;
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#pragma aux (__cdecl) SDL_SetClipRect;
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#pragma aux (__cdecl) SDL_WM_ToggleFullScreen;
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#pragma aux (__cdecl) SDL_Linked_Version;
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#endif /* defined __WATCOMC__ */
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#endif /* defined PLATFORM_SUPPORTS_SDL */
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/* set these in your _platform_init() implementation. */
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extern int _argc;
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extern char **_argv;
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/* !!! gads, look at all the namespace polution... */
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extern long xres, yres, bytesperline, imageSize, maxpages;
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extern char *screen, vesachecked;
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extern long buffermode, origbuffermode, linearmode;
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extern char permanentupdate, vgacompatible;
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extern char moustat;
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extern long *horizlookup, *horizlookup2, horizycent;
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extern long oxdimen, oviewingrange, oxyaspect;
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extern long curbrightness;
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extern long qsetmode;
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extern long frameplace, pageoffset, ydim16;
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extern char textfont[1024], smalltextfont[1024];
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extern char pow2char[8];
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extern volatile long stereomode, visualpage, activepage, whiteband, blackband;
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extern long searchx, searchy;
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extern long wx1, wy1, wx2, wy2, ydimen;
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extern long xdimen, xdimenrecip, halfxdimen, xdimenscale, xdimscale;
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/*
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* !!! used to be static. If we ever put the original setgamemode() back, this
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* !!! can be made static again. --ryan.
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* !!! (Actually, most of these extern declarations used to be static...rcg.)
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*/
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extern unsigned char permanentlock;
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/* these need to be implemented by YOUR driver. */
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void _platform_init(int argc, char **argv, const char *title, const char *icon);
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void _idle(void);
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void _handle_events(void);
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void *_getVideoBase(void);
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void initkeys(void);
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void uninitkeys(void);
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void _nextpage(void);
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void _uninitengine(void);
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void _joystick_init(void);
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void _joystick_deinit(void);
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int _joystick_update(void);
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int _joystick_axis(int axis);
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int _joystick_hat(int hat);
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int _joystick_button(int button);
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/*
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* VESA replacement code: The Unix (not-actually-VESA) version of this is
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* originally using SDL (Simple Directmedia Layer: http://www.libsdl.org/),
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* and is stored in sdl_driver.c, but there's no reason another driver
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* couldn't be dropped in, so long as it implements these functions. Please
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* reference sdl_driver.c and ves2.h (the original code) for all the nuances
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* and global variables that need to get set up correctly.
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*/
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void getvalidvesamodes(void);
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int VBE_getPalette(long start, long num, char *dapal);
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int VBE_setPalette(long start, long num, char *palettebuffer);
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int setvesa(long x, long y);
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void uninitvesa(void);
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void setvmode(int mode);
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unsigned char readpixel(long offset);
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void drawpixel(long offset, Uint8 pixel);
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void drawpixels(long offset, Uint16 pixels);
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void drawpixelses(long offset, Uint32 pixelses);
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void drawpixel16(long offset);
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void fillscreen16 (long input1, long input2, long input3);
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void limitrate(void);
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void setactivepage(long dapagenum);
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void clear2dscreen(void);
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void _updateScreenRect(long x, long y, long w, long h);
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/* mouse/keystuff stuff. Also implemented in sdl_driver.c ... */
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int setupmouse(void);
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void readmousexy(short *x, short *y);
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void readmousebstatus(short *bstatus);
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void __interrupt __far keyhandler(void);
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unsigned char _readlastkeyhit(void);
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/* timer krap. */
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void inittimer(void);
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void uninittimer(void);
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/* this is implemented in the game, and your driver calls it. */
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void __interrupt __far timerhandler(void);
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/* resolution inits. sdl_driver.c ... */
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int _setgamemode(char davidoption, long daxdim, long daydim);
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void qsetmode640350(void);
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void qsetmode640480(void);
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unsigned long getticks();
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void drawline16(long XStart, long YStart, long XEnd, long YEnd, char Color);
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void setcolor16(int i1);
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int using_opengl(void);
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#endif /* _INCLUDE_DISPLAY_H_ */
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/* end of display.h ... */
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