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- backported some 3D floor changes from GZDoom.

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SVN r2517 (trunk)
This commit is contained in:
Christoph Oelckers 2010-08-12 07:05:31 +00:00
commit 185bd2f15d
4 changed files with 47 additions and 24 deletions
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27
src/p_3dfloors.cpp
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@ -680,5 +680,32 @@ void P_Spawn3DFloors (void)
}
//==========================================================================
//
// Returns a 3D floorplane appropriate for the given coordinates
//
//==========================================================================
secplane_t P_FindFloorPlane(sector_t * sector, fixed_t x, fixed_t y, fixed_t z)
{
secplane_t retplane = sector->floorplane;
if (sector->e) // apparently this can be called when the data is already gone
{
for(unsigned int i=0;i<sector->e->XFloor.ffloors.Size();i++)
{
F3DFloor * rover= sector->e->XFloor.ffloors[i];
if(!(rover->flags & FF_SOLID) || !(rover->flags & FF_EXISTS)) continue;
if (rover->top.plane->ZatPoint(x, y) == z)
{
retplane = *rover->top.plane;
if (retplane.c<0) retplane.FlipVert();
break;
}
}
}
return retplane;
}
#endif