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Draw upper/lower textures on two-sided portal lines

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This commit is contained in:
Randy Heit 2016-04-29 21:54:29 -05:00
commit a95c6b9644
2 changed files with 22 additions and 9 deletions
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19
src/r_segs.cpp
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@ -2016,9 +2016,9 @@ void R_NewWall (bool needlights)
midtexture = toptexture = bottomtexture = 0;
if (sidedef == linedef->sidedef[0] &&
(linedef->isVisualPortal() || (linedef->special == Line_Mirror && r_drawmirrors))) // [ZZ] compatibility with r_drawmirrors cvar that existed way before portals
(linedef->special == Line_Mirror && r_drawmirrors)) // [ZZ] compatibility with r_drawmirrors cvar that existed way before portals
{
markfloor = markceiling = true; // act like an one-sided wall here (todo: check how does this work with transparency)
markfloor = markceiling = true; // act like a one-sided wall here (todo: check how does this work with transparency)
rw_markportal = true;
}
else if (backsector == NULL)
@ -2027,7 +2027,11 @@ void R_NewWall (bool needlights)
// a single sided line is terminal, so it must mark ends
markfloor = markceiling = true;
// [RH] Horizon lines do not need to be textured
if (linedef->special != Line_Horizon)
if (linedef->isVisualPortal())
{
rw_markportal = true;
}
else if (linedef->special != Line_Horizon)
{
midtexture = TexMan(sidedef->GetTexture(side_t::mid), true);
rw_offset_mid = FLOAT2FIXED(sidedef->GetTextureXOffset(side_t::mid));
@ -2102,8 +2106,12 @@ void R_NewWall (bool needlights)
rw_frontlowertop = backsector->GetPlaneTexZ(sector_t::ceiling);
}
if ((rw_backcz1 <= rw_frontfz1 && rw_backcz2 <= rw_frontfz2) ||
(rw_backfz1 >= rw_frontcz1 && rw_backfz2 >= rw_frontcz2))
if (linedef->isVisualPortal())
{
markceiling = markfloor = true;
}
else if ((rw_backcz1 <= rw_frontfz1 && rw_backcz2 <= rw_frontfz2) ||
(rw_backfz1 >= rw_frontcz1 && rw_backfz2 >= rw_frontcz2))
{
// closed door
markceiling = markfloor = true;
@ -2260,6 +2268,7 @@ void R_NewWall (bool needlights)
rw_bottomtexturemid += rowoffset;
}
}
rw_markportal = linedef->isVisualPortal();
}
// if a floor / ceiling plane is on the wrong side of the view plane,