mirror of https://github.com/ZDoom/gzdoom-gles.git
- fixed: The dynamic light setup for walls did not portal-translate the light's coordinate.
- changed ADynamicLight::CollectWithinRadius to work iteratively to avoid the high stack overhead of 64 bit code.
This commit is contained in:
Christoph Oelckers
parent
3aac058022
commit
3558b2234c
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@ -582,81 +582,107 @@ double ADynamicLight::DistToSeg(const DVector3 &pos, seg_t *seg)
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// to sidedefs and sector parts.
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//
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//==========================================================================
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struct LightLinkEntry
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{
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subsector_t *sub;
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DVector3 pos;
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};
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static TArray<LightLinkEntry> collected_ss;
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void ADynamicLight::CollectWithinRadius(const DVector3 &pos, subsector_t *subSec, float radius)
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void ADynamicLight::CollectWithinRadius(const DVector3 &opos, subsector_t *subSec, float radius)
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{
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if (!subSec) return;
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collected_ss.Clear();
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collected_ss.Push({ subSec, opos });
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subSec->validcount = ::validcount;
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touching_subsectors = AddLightNode(&subSec->lighthead, subSec, this, touching_subsectors);
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if (subSec->sector->validcount != ::validcount)
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for (unsigned i = 0; i < collected_ss.Size(); i++)
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{
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touching_sector = AddLightNode(&subSec->render_sector->lighthead, subSec->sector, this, touching_sector);
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subSec->sector->validcount = ::validcount;
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}
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subSec = collected_ss[i].sub;
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auto &pos = collected_ss[i].pos;
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for (unsigned int i = 0; i < subSec->numlines; i++)
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{
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seg_t * seg = subSec->firstline + i;
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// check distance from x/y to seg and if within radius add this seg and, if present the opposing subsector (lather/rinse/repeat)
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// If out of range we do not need to bother with this seg.
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if (DistToSeg(pos, seg) <= radius)
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touching_subsectors = AddLightNode(&subSec->lighthead, subSec, this, touching_subsectors);
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if (subSec->sector->validcount != ::validcount)
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{
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if (seg->sidedef && seg->linedef && seg->linedef->validcount != ::validcount)
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touching_sector = AddLightNode(&subSec->render_sector->lighthead, subSec->sector, this, touching_sector);
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subSec->sector->validcount = ::validcount;
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}
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for (unsigned int i = 0; i < subSec->numlines; i++)
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{
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seg_t * seg = subSec->firstline + i;
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// check distance from x/y to seg and if within radius add this seg and, if present the opposing subsector (lather/rinse/repeat)
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// If out of range we do not need to bother with this seg.
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if (DistToSeg(pos, seg) <= radius)
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{
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// light is in front of the seg
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if ((pos.Y - seg->v1->fY()) * (seg->v2->fX() - seg->v1->fX()) + (seg->v1->fX() - pos.X) * (seg->v2->fY() - seg->v1->fY()) <= 0)
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if (seg->sidedef && seg->linedef && seg->linedef->validcount != ::validcount)
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{
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seg->linedef->validcount = validcount;
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touching_sides = AddLightNode(&seg->sidedef->lighthead, seg->sidedef, this, touching_sides);
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}
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}
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if (seg->linedef)
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{
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FLinePortal *port = seg->linedef->getPortal();
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if (port && port->mType == PORTT_LINKED)
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{
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line_t *other = port->mDestination;
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if (other->validcount != ::validcount)
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// light is in front of the seg
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if ((pos.Y - seg->v1->fY()) * (seg->v2->fX() - seg->v1->fX()) + (seg->v1->fX() - pos.X) * (seg->v2->fY() - seg->v1->fY()) <= 0)
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{
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subsector_t *othersub = R_PointInSubsector(other->v1->fPos() + other->Delta() / 2);
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if (othersub->validcount != ::validcount) CollectWithinRadius(PosRelative(other), othersub, radius);
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seg->linedef->validcount = validcount;
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touching_sides = AddLightNode(&seg->sidedef->lighthead, seg->sidedef, this, touching_sides);
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}
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}
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if (seg->linedef)
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{
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FLinePortal *port = seg->linedef->getPortal();
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if (port && port->mType == PORTT_LINKED)
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{
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line_t *other = port->mDestination;
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if (other->validcount != ::validcount)
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{
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subsector_t *othersub = R_PointInSubsector(other->v1->fPos() + other->Delta() / 2);
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if (othersub->validcount != ::validcount)
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{
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othersub->validcount = ::validcount;
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collected_ss.Push({ othersub, PosRelative(other) });
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}
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}
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}
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}
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seg_t *partner = seg->PartnerSeg;
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if (partner)
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{
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subsector_t *sub = partner->Subsector;
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if (sub != NULL && sub->validcount != ::validcount)
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{
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sub->validcount = ::validcount;
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collected_ss.Push({ sub, pos });
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}
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}
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}
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seg_t *partner = seg->PartnerSeg;
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if (partner)
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}
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sector_t *sec = subSec->sector;
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if (!sec->PortalBlocksSight(sector_t::ceiling))
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{
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line_t *other = subSec->firstline->linedef;
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if (sec->GetPortalPlaneZ(sector_t::ceiling) < Z() + radius)
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{
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subsector_t *sub = partner->Subsector;
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if (sub != NULL && sub->validcount != ::validcount)
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DVector2 refpos = other->v1->fPos() + other->Delta() / 2 + sec->GetPortalDisplacement(sector_t::ceiling);
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subsector_t *othersub = R_PointInSubsector(refpos);
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if (othersub->validcount != ::validcount)
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{
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CollectWithinRadius(pos, sub, radius);
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othersub->validcount = ::validcount;
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collected_ss.Push({ othersub, PosRelative(othersub->sector) });
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}
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}
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}
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}
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sector_t *sec = subSec->sector;
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if (!sec->PortalBlocksSight(sector_t::ceiling))
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{
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line_t *other = subSec->firstline->linedef;
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if (sec->GetPortalPlaneZ(sector_t::ceiling) < Z() + radius)
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if (!sec->PortalBlocksSight(sector_t::floor))
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{
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DVector2 refpos = other->v1->fPos() + other->Delta() / 2 + sec->GetPortalDisplacement(sector_t::ceiling);
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subsector_t *othersub = R_PointInSubsector(refpos);
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if (othersub->validcount != ::validcount) CollectWithinRadius(PosRelative(othersub->sector), othersub, radius);
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}
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}
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if (!sec->PortalBlocksSight(sector_t::floor))
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{
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line_t *other = subSec->firstline->linedef;
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if (sec->GetPortalPlaneZ(sector_t::floor) > Z() - radius)
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{
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DVector2 refpos = other->v1->fPos() + other->Delta() / 2 + sec->GetPortalDisplacement(sector_t::floor);
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subsector_t *othersub = R_PointInSubsector(refpos);
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if (othersub->validcount != ::validcount) CollectWithinRadius(PosRelative(othersub->sector), othersub, radius);
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line_t *other = subSec->firstline->linedef;
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if (sec->GetPortalPlaneZ(sector_t::floor) > Z() - radius)
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{
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DVector2 refpos = other->v1->fPos() + other->Delta() / 2 + sec->GetPortalDisplacement(sector_t::floor);
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subsector_t *othersub = R_PointInSubsector(refpos);
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if (othersub->validcount != ::validcount)
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{
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othersub->validcount = ::validcount;
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collected_ss.Push({ othersub, PosRelative(othersub->sector) });
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}
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}
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}
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}
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}
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@ -102,9 +102,10 @@ void GLWall::SetupLights()
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Vector fn, pos;
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float x = node->lightsource->X();
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float y = node->lightsource->Y();
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float z = node->lightsource->Z();
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DVector3 posrel = node->lightsource->PosRelative(seg->frontsector);
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float x = posrel.X;
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float y = posrel.Y;
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float z = posrel.Z;
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float dist = fabsf(p.DistToPoint(x, z, y));
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float radius = node->lightsource->GetRadius();
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float scale = 1.0f / ((2.f * radius) - dist);
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