ref: fe5d1976a0b4376c955ca8423eb9005f5d035403
dir: /sys/src/games/doom/r_plane.h/
// Emacs style mode select -*- C++ -*- //----------------------------------------------------------------------------- // // $Id:$ // // Copyright (C) 1993-1996 by id Software, Inc. // // This source is available for distribution and/or modification // only under the terms of the DOOM Source Code License as // published by id Software. All rights reserved. // // The source is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // FITNESS FOR A PARTICULAR PURPOSE. See the DOOM Source Code License // for more details. // // DESCRIPTION: // Refresh, visplane stuff (floor, ceilings). // //----------------------------------------------------------------------------- #ifndef __R_PLANE__ #define __R_PLANE__ #include "r_data.h" #ifdef __GNUG__ #pragma interface #endif // Visplane related. extern short* lastopening; typedef void (*planefunction_t) (int top, int bottom); extern planefunction_t floorfunc; extern planefunction_t ceilingfunc_t; extern short floorclip[SCREENWIDTH]; extern short ceilingclip[SCREENWIDTH]; extern fixed_t yslope[SCREENHEIGHT]; extern fixed_t distscale[SCREENWIDTH]; void R_InitPlanes (void); void R_ClearPlanes (void); void R_MapPlane ( int y, int x1, int x2 ); void R_MakeSpans ( int x, int t1, int b1, int t2, int b2 ); void R_DrawPlanes (void); visplane_t* R_FindPlane ( fixed_t height, int picnum, int lightlevel ); visplane_t* R_CheckPlane ( visplane_t* pl, int start, int stop ); #endif //----------------------------------------------------------------------------- // // $Log:$ // //-----------------------------------------------------------------------------