qzdoom/src/swrenderer/segments/r_portalsegment.h

45 lines
1.6 KiB
C++

//-----------------------------------------------------------------------------
//
// Copyright 1993-1996 id Software
// Copyright 1999-2016 Randy Heit
// Copyright 2016 Magnus Norddahl
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see http://www.gnu.org/licenses/
//
//-----------------------------------------------------------------------------
#pragma once
namespace swrenderer
{
class RenderThread;
/* portal structure, this is used in r_ code in order to store drawsegs with portals (and mirrors) */
struct PortalDrawseg
{
PortalDrawseg(RenderThread *thread, line_t *linedef, int x1, int x2, const short *topclip, const short *bottomclip);
line_t* src = nullptr; // source line (the one drawn) this doesn't change over render loops
line_t* dst = nullptr; // destination line (the one that the portal is linked with, equals 'src' for mirrors)
int x1 = 0; // drawseg x1
int x2 = 0; // drawseg x2
int len = 0;
short *ceilingclip = nullptr;
short *floorclip = nullptr;
bool mirror = false; // true if this is a mirror (src should equal dst)
};
}