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Merge branch 'portalcullsector' into 'master' 

Restore portal culling code that went gone by pure accident

See merge request STJr/SRB2!523
This commit is contained in:
James R 2019-12-14 16:47:51 -05:00
parent e5714db75c dedd5527da
commit 64eb89fc56
4 changed files with 12 additions and 0 deletions
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8
src/r_bsp.c
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@ -1378,5 +1378,13 @@ void R_RenderBSPNode(INT32 bspnum)
bspnum = bsp->children[side^1];
}
// PORTAL CULLING
if (portalcullsector) {
sector_t *sect = subsectors[bspnum & ~NF_SUBSECTOR].sector;
if (sect != portalcullsector)
return;
portalcullsector = NULL;
}
R_Subsector(bspnum == -1 ? 0 : bspnum & ~NF_SUBSECTOR);
}

2
src/r_main.c
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@ -1008,11 +1008,13 @@ static void R_PortalFrame(portal_t *portal)
if (portal->clipline != -1)
{
portalclipline = &lines[portal->clipline];
portalcullsector = portalclipline->frontsector;
viewsector = portalclipline->frontsector;
}
else
{
portalclipline = NULL;
portalcullsector = NULL;
viewsector = R_PointInSubsector(viewx, viewy)->sector;
}
}

1
src/r_portal.c
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@ -26,6 +26,7 @@ UINT8 portalrender; /**< When rendering a portal, it establishes the depth of
portal_t *portal_base, *portal_cap;
line_t *portalclipline;
sector_t *portalcullsector;
INT32 portalclipstart, portalclipend;
boolean portalline; // is curline a portal seg?

1
src/r_portal.h
View File

@ -45,6 +45,7 @@ extern portal_t* portal_cap;
extern UINT8 portalrender;
extern line_t *portalclipline;
extern sector_t *portalcullsector;
extern INT32 portalclipstart, portalclipend;
void Portal_InitList (void);