//==========================================================================
//
// Sets up a new drawinfo struct
//
//==========================================================================
void GLDrawInfo::StartDrawInfo(GLDrawInfo * di)
{
if (!di)
{
di=di_list.GetNew();
di->temporary=true;
}
di->StartScene();
}
FLightNode * AddLightNode(FLightNode ** thread, void * linkto, ADynamicLight * light, FLightNode *& nextnode)
{
FLightNode * node;
node = nextnode;
while (node)
{
if (node->targ==linkto) // Already have a node for this sector?
{
node->lightsource = light; // Yes. Setting m_thing says 'keep it'.
return(nextnode);
}
node = node->nextTarget;
}
// Couldn't find an existing node for this sector. Add one at the head
// of the list.
node = freelist.GetNew();
node->targ = linkto;
node->lightsource = light;
node->prevTarget = &nextnode;
node->nextTarget = nextnode;
if (nextnode) nextnode->prevTarget = &node->nextTarget;
// Add new node at head of sector thread starting at s->touching_thinglist
node->prevLight = thread;
node->nextLight = *thread;
if (node->nextLight) node->nextLight->prevLight=&node->nextLight;
*thread = node;
return(node);
}
void FDrawInfo::HandleHackedSubsectors()
{
lowershcount=uppershcount=0;
totalssms.Reset();
totalssms.Clock();
viewsubsector = R_PointInSubsector(viewx, viewy);
// Each subsector may only be processed once in this loop!
validcount++;
for(unsigned int i=0; i<SubsectorHacks.Size(); i++)
{
subsector_t * sub = SubsectorHacks[i].sub;
if (sub->validcount!=validcount && CheckAnchorFloor(sub))
{
// Now collect everything that is connected with this subsector.
HandledSubsectors.Clear();
inview=false;
lowersegs.Clear();
if (CollectSubsectorsFloor(sub, sub->render_sector))
{
for(unsigned int j=0; j<HandledSubsectors.Size(); j++)
{
gl_subsectorrendernode * node = SSR_List.GetNew();
node->sub = HandledSubsectors[j];
AddOtherFloorPlane(sub->render_sector->sectornum, node);
}
if (inview) for(unsigned int j=0; j<lowersegs.Size(); j++)
{
seg_t * seg=lowersegs[j];
GLRenderer->ProcessLowerMiniseg (seg, seg->Subsector->render_sector, seg->PartnerSeg->Subsector->render_sector);
}
lowershcount+=HandledSubsectors.Size();
}
}
}
// Each subsector may only be processed once in this loop!
validcount++;
for(unsigned int i=0; i<SubsectorHacks.Size(); i++)
{
subsector_t * sub = SubsectorHacks[i].sub;
if (sub->validcount!=validcount && CheckAnchorCeiling(sub))
{
// Now collect everything that is connected with this subsector.
HandledSubsectors.Clear();
if (CollectSubsectorsCeiling(sub, sub->render_sector))
{
for(unsigned int j=0; j<HandledSubsectors.Size(); j++)
{
gl_subsectorrendernode * node = SSR_List.GetNew();
node->sub = HandledSubsectors[j];
AddOtherCeilingPlane(sub->render_sector->sectornum, node);
}
uppershcount+=HandledSubsectors.Size();
}
}
}
SubsectorHacks.Clear();
totalssms.Unclock();
}
//==========================================================================
//
// Draws the fake planes
//
//==========================================================================
void FDrawInfo::HandleMissingTextures()
{
sector_t fake;
totalms.Clock();
totalupper=MissingUpperTextures.Size();
totallower=MissingLowerTextures.Size();
for(unsigned int i=0; i<MissingUpperTextures.Size(); i++)
{
if (!MissingUpperTextures[i].seg) continue;
HandledSubsectors.Clear();
validcount++;
if (MissingUpperTextures[i].planez > viewz)
{
// close the hole only if all neighboring sectors are an exact height match
// Otherwise just fill in the missing textures.
MissingUpperTextures[i].sub->validcount=validcount;
if (DoOneSectorUpper(MissingUpperTextures[i].sub, MissingUpperTextures[i].planez))
{
sector_t * sec = MissingUpperTextures[i].seg->backsector;
// The mere fact that this seg has been added to the list means that the back sector
// will be rendered so we can safely assume that it is already in the render list
for(unsigned int j=0; j<HandledSubsectors.Size(); j++)
{
gl_subsectorrendernode * node = SSR_List.GetNew();
node->sub = HandledSubsectors[j];
AddOtherCeilingPlane(sec->sectornum, node);
}
if (HandledSubsectors.Size()!=1)
{
// mark all subsectors in the missing list that got processed by this
for(unsigned int j=0; j<HandledSubsectors.Size(); j++)
{
for(unsigned int k=0; k<MissingUpperTextures.Size(); k++)
{
if (MissingUpperTextures[k].sub==HandledSubsectors[j])
{
MissingUpperTextures[k].seg=NULL;
}
}
}
}
else MissingUpperTextures[i].seg=NULL;
continue;
}
}
if (!MissingUpperTextures[i].seg->PartnerSeg) continue;
if (!MissingUpperTextures[i].seg->PartnerSeg->Subsector) continue;
validcount++;
HandledSubsectors.Clear();
{
// It isn't a hole. Now check whether it might be a fake bridge
sector_t * fakesector = gl_FakeFlat(MissingUpperTextures[i].seg->frontsector, &fake, false);
fixed_t planez = fakesector->GetPlaneTexZ(sector_t::ceiling);
MissingUpperTextures[i].seg->PartnerSeg->Subsector->validcount=validcount;
if (DoFakeCeilingBridge(MissingUpperTextures[i].seg->PartnerSeg->Subsector, planez))
{
// The mere fact that this seg has been added to the list means that the back sector
// will be rendered so we can safely assume that it is already in the render list
for(unsigned int j=0; j<HandledSubsectors.Size(); j++)
{
gl_subsectorrendernode * node = SSR_List.GetNew();
node->sub = HandledSubsectors[j];
AddOtherCeilingPlane(fakesector->sectornum, node);
}
}
continue;
}
}
for(unsigned int i=0; i<MissingLowerTextures.Size(); i++)
{
if (!MissingLowerTextures[i].seg) continue;
HandledSubsectors.Clear();
validcount++;
if (MissingLowerTextures[i].planez < viewz)
{
// close the hole only if all neighboring sectors are an exact height match
// Otherwise just fill in the missing textures.
MissingLowerTextures[i].sub->validcount=validcount;
if (DoOneSectorLower(MissingLowerTextures[i].sub, MissingLowerTextures[i].planez))
{
sector_t * sec = MissingLowerTextures[i].seg->backsector;
// The mere fact that this seg has been added to the list means that the back sector
// will be rendered so we can safely assume that it is already in the render list
for(unsigned int j=0; j<HandledSubsectors.Size(); j++)
{
gl_subsectorrendernode * node = SSR_List.GetNew();
node->sub = HandledSubsectors[j];
AddOtherFloorPlane(sec->sectornum, node);
}
if (HandledSubsectors.Size()!=1)
{
// mark all subsectors in the missing list that got processed by this
for(unsigned int j=0; j<HandledSubsectors.Size(); j++)
{
for(unsigned int k=0; k<MissingLowerTextures.Size(); k++)
{
if (MissingLowerTextures[k].sub==HandledSubsectors[j])
{
MissingLowerTextures[k].seg=NULL;
}
}
}
}
else MissingLowerTextures[i].seg=NULL;
continue;
}
}
if (!MissingLowerTextures[i].seg->PartnerSeg) continue;
if (!MissingLowerTextures[i].seg->PartnerSeg->Subsector) continue;
validcount++;
HandledSubsectors.Clear();
{
// It isn't a hole. Now check whether it might be a fake bridge
sector_t * fakesector = gl_FakeFlat(MissingLowerTextures[i].seg->frontsector, &fake, false);
fixed_t planez = fakesector->GetPlaneTexZ(sector_t::floor);
MissingLowerTextures[i].seg->PartnerSeg->Subsector->validcount=validcount;
if (DoFakeBridge(MissingLowerTextures[i].seg->PartnerSeg->Subsector, planez))
{
// The mere fact that this seg has been added to the list means that the back sector
// will be rendered so we can safely assume that it is already in the render list
for(unsigned int j=0; j<HandledSubsectors.Size(); j++)
{
gl_subsectorrendernode * node = SSR_List.GetNew();
node->sub = HandledSubsectors[j];
AddOtherFloorPlane(fakesector->sectornum, node);
}
}
continue;
}
}
totalms.Unclock();
showtotalms=totalms;
totalms.Reset();
}
void FDrawInfo::ProcessSectorStacks()
{
unsigned int i;
validcount++;
for (i=0; i<CeilingStacks.Size (); i++)
{
subsector_t * sub = CeilingStacks[i];
HandledSubsectors.Clear();
for(DWORD j=0; j<sub->numlines; j++)
{
seg_t * seg = sub->firstline + j;
if (seg->PartnerSeg)
{
subsector_t * backsub = seg->PartnerSeg->Subsector;
if (backsub->validcount!=validcount) CollectSectorStacksCeiling (backsub, sub->render_sector);
}
}
for(unsigned int j=0; j<HandledSubsectors.Size(); j++)
{
ss_renderflags[DWORD(HandledSubsectors[j]-subsectors)] &= ~SSRF_RENDERCEILING;
if (sub->render_sector->CeilingSkyBox->PlaneAlpha!=0)
{
gl_subsectorrendernode * node = SSR_List.GetNew();
node->sub = HandledSubsectors[j];
AddOtherCeilingPlane(sub->render_sector->sectornum, node);
}
}
}
validcount++;
for (i=0; i<FloorStacks.Size (); i++)
{
subsector_t * sub = FloorStacks[i];
HandledSubsectors.Clear();
for(DWORD j=0; j<sub->numlines; j++)
{
seg_t * seg = sub->firstline + j;
if (seg->PartnerSeg)
{
subsector_t * backsub = seg->PartnerSeg->Subsector;
if (backsub->validcount!=validcount) CollectSectorStacksFloor (backsub, sub->render_sector);
}
}
for(unsigned int j=0; j<HandledSubsectors.Size(); j++)
{
//Printf("%d: ss %d, sec %d\n", j, HandledSubsectors[j]-subsectors, HandledSubsectors[j]->render_sector->sectornum);
ss_renderflags[DWORD(HandledSubsectors[j]-subsectors)] &= ~SSRF_RENDERFLOOR;
if (sub->render_sector->FloorSkyBox->PlaneAlpha!=0)
{
gl_subsectorrendernode * node = SSR_List.GetNew();
node->sub = HandledSubsectors[j];
AddOtherFloorPlane(sub->render_sector->sectornum, node);
}
}
}
FloorStacks.Clear();
CeilingStacks.Clear();
}
void FDrawInfo::ProcessSectorStacks()
{
unsigned int i;
sector_t fake;
validcount++;
for (i=0;i<CeilingStacks.Size (); i++)
{
sector_t *sec = gl_FakeFlat(CeilingStacks[i], &fake, false);
FPortal *portal = sec->portals[sector_t::ceiling];
if (portal != NULL) for(int k=0;k<sec->subsectorcount;k++)
{
subsector_t * sub = sec->subsectors[k];
if (ss_renderflags[sub-subsectors] & SSRF_PROCESSED)
{
HandledSubsectors.Clear();
for(DWORD j=0;j<sub->numlines;j++)
{
seg_t * seg = sub->firstline + j;
if (seg->PartnerSeg)
{
subsector_t * backsub = seg->PartnerSeg->Subsector;
if (backsub->validcount!=validcount) CollectSectorStacksCeiling (backsub, sec);
}
}
for(unsigned int j=0;j<HandledSubsectors.Size();j++)
{
subsector_t *sub = HandledSubsectors[j];
ss_renderflags[DWORD(sub-subsectors)] &= ~SSRF_RENDERCEILING;
if (sub->portalcoverage[sector_t::ceiling].subsectors == NULL)
{
gl_BuildPortalCoverage(&sub->portalcoverage[sector_t::ceiling], sub, portal);
}
portal->GetGLPortal()->AddSubsector(sub);
if (sec->GetAlpha(sector_t::ceiling) != 0 && sec->GetTexture(sector_t::ceiling) != skyflatnum)
{
gl_subsectorrendernode * node = SSR_List.GetNew();
node->sub = sub;
AddOtherCeilingPlane(sec->sectornum, node);
}
}
}
}
}
validcount++;
for (i=0;i<FloorStacks.Size (); i++)
{
sector_t *sec = gl_FakeFlat(FloorStacks[i], &fake, false);
FPortal *portal = sec->portals[sector_t::floor];
if (portal != NULL) for(int k=0;k<sec->subsectorcount;k++)
{
subsector_t * sub = sec->subsectors[k];
if (ss_renderflags[sub-subsectors] & SSRF_PROCESSED)
{
HandledSubsectors.Clear();
for(DWORD j=0;j<sub->numlines;j++)
{
seg_t * seg = sub->firstline + j;
if (seg->PartnerSeg)
{
subsector_t * backsub = seg->PartnerSeg->Subsector;
if (backsub->validcount!=validcount) CollectSectorStacksFloor (backsub, sec);
}
}
for(unsigned int j=0;j<HandledSubsectors.Size();j++)
{
subsector_t *sub = HandledSubsectors[j];
ss_renderflags[DWORD(sub-subsectors)] &= ~SSRF_RENDERFLOOR;
if (sub->portalcoverage[sector_t::floor].subsectors == NULL)
{
gl_BuildPortalCoverage(&sub->portalcoverage[sector_t::floor], sub, portal);
}
GLSectorStackPortal *glportal = portal->GetGLPortal();
glportal->AddSubsector(sub);
if (sec->GetAlpha(sector_t::floor) != 0 && sec->GetTexture(sector_t::floor) != skyflatnum)
{
gl_subsectorrendernode * node = SSR_List.GetNew();
node->sub = sub;
AddOtherFloorPlane(sec->sectornum, node);
}
}
}
}
}
FloorStacks.Clear();
CeilingStacks.Clear();
}