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73 lines
2.2 KiB
C++
73 lines
2.2 KiB
C++
// Emacs style mode select -*- C++ -*-
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//-----------------------------------------------------------------------------
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//
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// $Id:$
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//
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// Copyright (C) 1993-1996 by id Software, Inc.
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//
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// This source is available for distribution and/or modification
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// only under the terms of the DOOM Source Code License as
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// published by id Software. All rights reserved.
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//
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// The source is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// FITNESS FOR A PARTICULAR PURPOSE. See the DOOM Source Code License
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// for more details.
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//
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// DESCRIPTION:
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// Refresh module, drawing LineSegs from BSP.
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//
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//-----------------------------------------------------------------------------
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#ifndef __R_SEGS_H__
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#define __R_SEGS_H__
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struct drawseg_t;
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void R_RenderMaskedSegRange (drawseg_t *ds, int x1, int x2);
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extern short *openings;
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extern ptrdiff_t lastopening;
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extern size_t maxopenings;
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int OWallMost (short *mostbuf, fixed_t z, const FWallCoords *wallc);
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int WallMost (short *mostbuf, const secplane_t &plane, const FWallCoords *wallc);
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void PrepWall (fixed_t *swall, fixed_t *lwall, fixed_t walxrepeat, int x1, int x2);
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void PrepLWall (fixed_t *lwall, fixed_t walxrepeat, int x1, int x2);
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ptrdiff_t R_NewOpening (ptrdiff_t len);
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void R_CheckDrawSegs ();
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void R_RenderSegLoop ();
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extern fixed_t swall[MAXWIDTH];
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extern fixed_t lwall[MAXWIDTH];
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extern fixed_t rw_light; // [RH] Scale lights with viewsize adjustments
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extern fixed_t rw_lightstep;
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extern fixed_t rw_lightleft;
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extern fixed_t rw_offset;
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/* portal structure, this is used in r_ code in order to store drawsegs with portals (and mirrors) */
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struct PortalDrawseg
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{
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line_t* src; // source line (the one drawn) this doesn't change over render loops
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line_t* dst; // destination line (the one that the portal is linked with, equals 'src' for mirrors)
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int x1; // drawseg x1
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int x2; // drawseg x2
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int len;
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TArray<short> ceilingclip;
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TArray<short> floorclip;
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bool mirror; // true if this is a mirror (src should equal dst)
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};
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extern PortalDrawseg* CurrentPortal;
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extern int CurrentPortalUniq;
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extern bool CurrentPortalInSkybox;
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extern TArray<PortalDrawseg> WallPortals;
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#endif
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