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- changed skybox code to use the alpha from the sector plane.

Browse source 
- removed alpha from skybox viewpoints.


SVN r2993 (trunk)
This commit is contained in:
Christoph Oelckers 2010-11-07 17:05:21 +00:00
parent 492bead360
commit ef133dc682
5 changed files with 13 additions and 5 deletions
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1
src/g_shared/a_sharedglobal.h
View file

@ -97,7 +97,6 @@ public:
bool bInSkybox;
bool bAlways;
TObjPtr<ASkyViewpoint> Mate;
fixed_t PlaneAlpha;
};
class AStackPoint : public ASkyViewpoint

7
src/g_shared/a_skies.cpp
View file

@ -69,7 +69,12 @@ void ASkyViewpoint::BeginPlay ()
void ASkyViewpoint::Serialize (FArchive &arc)
{
Super::Serialize (arc);
arc << bInSkybox << bAlways << Mate << PlaneAlpha;
arc << bInSkybox << bAlways << Mate;
if (SaveVersion < 2992)
{
fixed_t eatme;
arc << eatme;
}
}
void ASkyViewpoint::Destroy ()

5
src/p_spec.cpp
View file

@ -870,7 +870,7 @@ static void SetupFloorPortal (AStackPoint *point)
if (Sector->FloorSkyBox != NULL)
{
Sector->FloorSkyBox->Mate = point;
Sector->FloorSkyBox->PlaneAlpha = Scale (point->args[0], OPAQUE, 255);
Sector->SetAlpha(sector_t::floor, Scale (point->args[0], OPAQUE, 255));
}
}
@ -882,7 +882,7 @@ static void SetupCeilingPortal (AStackPoint *point)
if (Sector->CeilingSkyBox != NULL)
{
Sector->CeilingSkyBox->Mate = point;
Sector->CeilingSkyBox->PlaneAlpha = Scale (point->args[0], OPAQUE, 255);
Sector->SetAlpha(sector_t::ceiling, Scale (point->args[0], OPAQUE, 255));
}
}
@ -919,6 +919,7 @@ void P_SetupPortals()
fixed_t deltay1 = points[i]->Mate->y - points[i]->y;
fixed_t deltax2 = points[j]->Mate->x - points[j]->x;
fixed_t deltay2 = points[j]->Mate->y - points[j]->y;
if (deltax1 == deltax2 && deltay1 == deltay2)
{
if (points[j]->Sector->FloorSkyBox == points[j]->Mate)

3
src/r_plane.cpp
View file

@ -561,6 +561,7 @@ visplane_t *R_FindPlane (const secplane_t &height, FTextureID picnum, int lightl
plane = height;
isskybox = false;
sky = 0; // not skyflatnum so it can't be a sky
skybox = NULL;
alpha = FRACUNIT;
}
@ -728,6 +729,7 @@ visplane_t *R_CheckPlane (visplane_t *pl, int start, int stop)
new_pl->viewz = pl->viewz;
new_pl->viewangle = pl->viewangle;
new_pl->sky = pl->sky;
new_pl->alpha = pl->alpha;
pl = new_pl;
pl->minx = start;
pl->maxx = stop;
@ -1178,7 +1180,6 @@ void R_DrawSkyBoxes ()
viewxStack.Push (viewx);
viewyStack.Push (viewy);
viewzStack.Push (viewz);
pl->alpha = sky->PlaneAlpha;
visplaneStack.Push (pl);
R_RenderBSPNode (nodes + numnodes - 1);

2
src/r_segs.cpp
View file

@ -1295,6 +1295,7 @@ void R_NewWall (bool needlights)
// killough 3/7/98: Add checks for (x,y) offsets
|| backsector->GetXOffset(sector_t::floor) != frontsector->GetXOffset(sector_t::floor)
|| backsector->GetYOffset(sector_t::floor) != frontsector->GetYOffset(sector_t::floor)
|| backsector->GetAlpha(sector_t::floor) != frontsector->GetAlpha(sector_t::floor)
// killough 4/15/98: prevent 2s normals
// from bleeding through deep water
@ -1326,6 +1327,7 @@ void R_NewWall (bool needlights)
// killough 3/7/98: Add checks for (x,y) offsets
|| backsector->GetXOffset(sector_t::ceiling) != frontsector->GetXOffset(sector_t::ceiling)
|| backsector->GetYOffset(sector_t::ceiling) != frontsector->GetYOffset(sector_t::ceiling)
|| backsector->GetAlpha(sector_t::ceiling) != frontsector->GetAlpha(sector_t::ceiling)
// killough 4/15/98: prevent 2s normals
// from bleeding through fake ceilings