- Improved transfer heights support in softpoly

This commit is contained in:
Magnus Norddahl 2017-09-30 23:58:11 +02:00
parent 10429d4421
commit e71e4b6dc8
7 changed files with 235 additions and 183 deletions

View file

@ -36,46 +36,46 @@
EXTERN_CVAR(Int, r_3dfloors)
void RenderPolyPlane::RenderPlanes(PolyRenderThread *thread, const TriMatrix &worldToClip, const PolyClipPlane &clipPlane, subsector_t *sub, uint32_t stencilValue, double skyCeilingHeight, double skyFloorHeight, std::vector<std::unique_ptr<PolyDrawSectorPortal>> &sectorPortals)
void RenderPolyPlane::RenderPlanes(PolyRenderThread *thread, const TriMatrix &worldToClip, const PolyClipPlane &clipPlane, const PolyTransferHeights &fakeflat, uint32_t stencilValue, double skyCeilingHeight, double skyFloorHeight, std::vector<std::unique_ptr<PolyDrawSectorPortal>> &sectorPortals)
{
if (sub->sector->CenterFloor() == sub->sector->CenterCeiling())
if (fakeflat.FrontSector->CenterFloor() == fakeflat.FrontSector->CenterCeiling())
return;
RenderPolyPlane plane;
plane.Render(thread, worldToClip, clipPlane, sub, stencilValue, true, skyCeilingHeight, sectorPortals);
plane.Render(thread, worldToClip, clipPlane, sub, stencilValue, false, skyFloorHeight, sectorPortals);
plane.Render(thread, worldToClip, clipPlane, fakeflat, stencilValue, true, skyCeilingHeight, sectorPortals);
plane.Render(thread, worldToClip, clipPlane, fakeflat, stencilValue, false, skyFloorHeight, sectorPortals);
}
void RenderPolyPlane::Render(PolyRenderThread *thread, const TriMatrix &worldToClip, const PolyClipPlane &clipPlane, subsector_t *sub, uint32_t stencilValue, bool ceiling, double skyHeight, std::vector<std::unique_ptr<PolyDrawSectorPortal>> &sectorPortals)
void RenderPolyPlane::Render(PolyRenderThread *thread, const TriMatrix &worldToClip, const PolyClipPlane &clipPlane, const PolyTransferHeights &fakeflat, uint32_t stencilValue, bool ceiling, double skyHeight, std::vector<std::unique_ptr<PolyDrawSectorPortal>> &sectorPortals)
{
FSectorPortal *portal = sub->sector->ValidatePortal(ceiling ? sector_t::ceiling : sector_t::floor);
FSectorPortal *portal = fakeflat.FrontSector->ValidatePortal(ceiling ? sector_t::ceiling : sector_t::floor);
if (!portal || (portal->mFlags & PORTSF_INSKYBOX) == PORTSF_INSKYBOX) // Do not recurse into portals we already recursed into
{
RenderNormal(thread, worldToClip, clipPlane, sub, stencilValue, ceiling, skyHeight);
RenderNormal(thread, worldToClip, clipPlane, fakeflat, stencilValue, ceiling, skyHeight);
}
else
{
RenderPortal(thread, worldToClip, clipPlane, sub, stencilValue, ceiling, skyHeight, portal, sectorPortals);
RenderPortal(thread, worldToClip, clipPlane, fakeflat, stencilValue, ceiling, skyHeight, portal, sectorPortals);
}
}
void RenderPolyPlane::RenderNormal(PolyRenderThread *thread, const TriMatrix &worldToClip, const PolyClipPlane &clipPlane, subsector_t *sub, uint32_t stencilValue, bool ceiling, double skyHeight)
void RenderPolyPlane::RenderNormal(PolyRenderThread *thread, const TriMatrix &worldToClip, const PolyClipPlane &clipPlane, const PolyTransferHeights &fakeflat, uint32_t stencilValue, bool ceiling, double skyHeight)
{
const auto &viewpoint = PolyRenderer::Instance()->Viewpoint;
FTextureID picnum = GetPlaneTexture(sub, ceiling);
FTextureID picnum = fakeflat.FrontSector->GetTexture(ceiling ? sector_t::ceiling : sector_t::floor);
if (picnum != skyflatnum)
{
FTexture *tex = TexMan(picnum);
if (!tex || tex->UseType == FTexture::TEX_Null)
return;
PolyPlaneUVTransform transform = GetPlaneTransform(sub, ceiling, tex);
TriVertex *vertices = CreatePlaneVertices(thread, sub, transform, GetSecPlane(sub, ceiling));
PolyPlaneUVTransform transform = PolyPlaneUVTransform(ceiling ? fakeflat.FrontSector->planes[sector_t::ceiling].xform : fakeflat.FrontSector->planes[sector_t::floor].xform, tex);
TriVertex *vertices = CreatePlaneVertices(thread, fakeflat.Subsector, transform, ceiling ? fakeflat.FrontSector->ceilingplane : fakeflat.FrontSector->floorplane);
PolyDrawArgs args;
SetLightLevel(thread, args, sub, ceiling);
SetDynLights(thread, args, sub, ceiling);
SetLightLevel(thread, args, fakeflat, ceiling);
SetDynLights(thread, args, fakeflat.Subsector, ceiling);
args.SetTransform(&worldToClip);
args.SetFaceCullCCW(true);
args.SetStencilTestValue(stencilValue);
@ -83,11 +83,11 @@ void RenderPolyPlane::RenderNormal(PolyRenderThread *thread, const TriMatrix &wo
args.SetClipPlane(0, clipPlane);
args.SetTexture(tex);
args.SetStyle(TriBlendMode::TextureOpaque);
args.DrawArray(thread, vertices, sub->numlines, PolyDrawMode::TriangleFan);
args.DrawArray(thread, vertices, fakeflat.Subsector->numlines, PolyDrawMode::TriangleFan);
}
else
{
TriVertex *vertices = CreateSkyPlaneVertices(thread, sub, skyHeight);
TriVertex *vertices = CreateSkyPlaneVertices(thread, fakeflat.Subsector, skyHeight);
PolyDrawArgs args;
args.SetTransform(&worldToClip);
@ -98,24 +98,22 @@ void RenderPolyPlane::RenderNormal(PolyRenderThread *thread, const TriMatrix &wo
args.SetWriteStencil(true, 255);
args.SetWriteColor(false);
args.SetWriteDepth(false);
args.DrawArray(thread, vertices, sub->numlines, PolyDrawMode::TriangleFan);
args.DrawArray(thread, vertices, fakeflat.Subsector->numlines, PolyDrawMode::TriangleFan);
RenderSkyWalls(thread, args, sub, nullptr, ceiling, skyHeight);
RenderSkyWalls(thread, args, fakeflat.Subsector, nullptr, ceiling, skyHeight);
}
}
void RenderPolyPlane::RenderPortal(PolyRenderThread *thread, const TriMatrix &worldToClip, const PolyClipPlane &clipPlane, subsector_t *sub, uint32_t stencilValue, bool ceiling, double skyHeight, FSectorPortal *portal, std::vector<std::unique_ptr<PolyDrawSectorPortal>> &sectorPortals)
void RenderPolyPlane::RenderPortal(PolyRenderThread *thread, const TriMatrix &worldToClip, const PolyClipPlane &clipPlane, const PolyTransferHeights &fakeflat, uint32_t stencilValue, bool ceiling, double skyHeight, FSectorPortal *portal, std::vector<std::unique_ptr<PolyDrawSectorPortal>> &sectorPortals)
{
const auto &viewpoint = PolyRenderer::Instance()->Viewpoint;
PolyDrawSectorPortal *polyportal = nullptr;
std::vector<PolyPortalSegment> portalSegments;
sector_t *frontsector = sub->sector;
// Skip portals not facing the camera
if ((ceiling && frontsector->ceilingplane.PointOnSide(viewpoint.Pos) < 0) ||
(!ceiling && frontsector->floorplane.PointOnSide(viewpoint.Pos) < 0))
if ((ceiling && fakeflat.FrontSector->ceilingplane.PointOnSide(viewpoint.Pos) < 0) ||
(!ceiling && fakeflat.FrontSector->floorplane.PointOnSide(viewpoint.Pos) < 0))
{
return;
}
@ -159,7 +157,7 @@ void RenderPolyPlane::RenderPortal(PolyRenderThread *thread, const TriMatrix &wo
}
#endif
TriVertex *vertices = CreateSkyPlaneVertices(thread, sub, skyHeight);
TriVertex *vertices = CreateSkyPlaneVertices(thread, fakeflat.Subsector, skyHeight);
PolyDrawArgs args;
args.SetTransform(&worldToClip);
@ -170,11 +168,11 @@ void RenderPolyPlane::RenderPortal(PolyRenderThread *thread, const TriMatrix &wo
args.SetWriteStencil(true, polyportal->StencilValue);
args.SetWriteColor(false);
args.SetWriteDepth(false);
args.DrawArray(thread, vertices, sub->numlines, PolyDrawMode::TriangleFan);
args.DrawArray(thread, vertices, fakeflat.Subsector->numlines, PolyDrawMode::TriangleFan);
RenderSkyWalls(thread, args, sub, polyportal, ceiling, skyHeight);
RenderSkyWalls(thread, args, fakeflat.Subsector, polyportal, ceiling, skyHeight);
polyportal->Shape.push_back({ vertices, (int)sub->numlines, true });
polyportal->Shape.push_back({ vertices, (int)fakeflat.Subsector->numlines, true });
}
void RenderPolyPlane::RenderSkyWalls(PolyRenderThread *thread, PolyDrawArgs &args, subsector_t *sub, PolyDrawSectorPortal *polyportal, bool ceiling, double skyHeight)
@ -257,139 +255,21 @@ void RenderPolyPlane::RenderSkyWalls(PolyRenderThread *thread, PolyDrawArgs &arg
}
}
sector_t *RenderPolyPlane::GetHeightSec(subsector_t *sub, bool ceiling)
void RenderPolyPlane::SetLightLevel(PolyRenderThread *thread, PolyDrawArgs &args, const PolyTransferHeights &fakeflat, bool ceiling)
{
sector_t *controlsector = sub->sector->GetHeightSec();
if (!controlsector || controlsector == sub->sector || (ceiling && !!(controlsector->MoreFlags & SECF_FAKEFLOORONLY)))
return nullptr;
else
return controlsector;
}
bool foggy = level.fadeto || fakeflat.FrontSector->Colormap.FadeColor || (level.flags & LEVEL_HASFADETABLE);
HeightSecLocation RenderPolyPlane::GetHeightSecLocation(sector_t *controlsector)
{
const auto &viewpoint = PolyRenderer::Instance()->Viewpoint;
if (viewpoint.Pos.Z > controlsector->ceilingplane.ZatPoint(viewpoint.Pos.XY())) // Above control sector ceiling (A)
return HeightSecLocation::Above;
else if (viewpoint.Pos.Z > controlsector->floorplane.ZatPoint(viewpoint.Pos.XY())) // Between control sector ceiling and floor (B)
return HeightSecLocation::Between;
else
return HeightSecLocation::Below;
}
FTextureID RenderPolyPlane::GetPlaneTexture(subsector_t *sub, bool ceiling)
{
sector_t *controlsector = GetHeightSec(sub, ceiling);
if (!controlsector)
return sub->sector->GetTexture(ceiling ? sector_t::ceiling : sector_t::floor);
bool diffTex = !!(controlsector->MoreFlags & SECF_CLIPFAKEPLANES);
switch (GetHeightSecLocation(controlsector))
{
default:
case HeightSecLocation::Above:
if (diffTex && ceiling)
return sub->sector->GetTexture(sector_t::ceiling);
else
return controlsector->GetTexture(ceiling ? sector_t::ceiling : sector_t::floor);
case HeightSecLocation::Between:
return sub->sector->GetTexture(ceiling ? sector_t::ceiling : sector_t::floor);
case HeightSecLocation::Below:
if (diffTex && !ceiling)
return sub->sector->GetTexture(sector_t::floor);
else
return controlsector->GetTexture(ceiling ? sector_t::ceiling : sector_t::floor);
}
}
PolyPlaneUVTransform RenderPolyPlane::GetPlaneTransform(subsector_t *sub, bool ceiling, FTexture *tex)
{
sector_t *controlsector = GetHeightSec(sub, ceiling);
if (!controlsector)
return PolyPlaneUVTransform(ceiling ? sub->sector->planes[sector_t::ceiling].xform : sub->sector->planes[sector_t::floor].xform, tex);
bool diffTex = !!(controlsector->MoreFlags & SECF_CLIPFAKEPLANES);
switch (GetHeightSecLocation(controlsector))
{
default:
case HeightSecLocation::Above:
if (diffTex && ceiling)
return PolyPlaneUVTransform(sub->sector->planes[sector_t::ceiling].xform, tex);
else
return PolyPlaneUVTransform(ceiling ? controlsector->planes[sector_t::ceiling].xform : controlsector->planes[sector_t::floor].xform, tex);
case HeightSecLocation::Between:
return PolyPlaneUVTransform(ceiling ? sub->sector->planes[sector_t::ceiling].xform : sub->sector->planes[sector_t::floor].xform, tex);
case HeightSecLocation::Below:
if (diffTex && !ceiling)
return PolyPlaneUVTransform(sub->sector->planes[sector_t::floor].xform, tex);
else
return PolyPlaneUVTransform(ceiling ? controlsector->planes[sector_t::ceiling].xform : controlsector->planes[sector_t::floor].xform, tex);
}
}
const secplane_t &RenderPolyPlane::GetSecPlane(subsector_t *sub, bool ceiling)
{
sector_t *controlsector = GetHeightSec(sub, ceiling);
if (!controlsector)
return ceiling ? sub->sector->ceilingplane : sub->sector->floorplane;
switch (GetHeightSecLocation(controlsector))
{
default:
case HeightSecLocation::Above:
return ceiling ? sub->sector->ceilingplane : controlsector->ceilingplane;
case HeightSecLocation::Between:
return ceiling ? controlsector->ceilingplane : controlsector->floorplane;
case HeightSecLocation::Below:
return ceiling ? controlsector->floorplane : sub->sector->floorplane;
}
}
void RenderPolyPlane::SetLightLevel(PolyRenderThread *thread, PolyDrawArgs &args, subsector_t *sub, bool ceiling)
{
sector_t *lightSector = sub->sector;
sector_t *controlsector = GetHeightSec(sub, ceiling);
if (controlsector)
{
bool diffTex = !!(controlsector->MoreFlags & SECF_CLIPFAKEPLANES);
bool noFakeLight = !!(controlsector->MoreFlags & SECF_NOFAKELIGHT);
switch (GetHeightSecLocation(controlsector))
{
default:
case HeightSecLocation::Above:
// todo: upper texture as colormap
lightSector = controlsector;
break;
case HeightSecLocation::Between:
// normal texture as colormap
break;
case HeightSecLocation::Below:
// todo: lower texture as colormap
lightSector = controlsector;
break;
}
}
bool foggy = level.fadeto || lightSector->Colormap.FadeColor || (level.flags & LEVEL_HASFADETABLE);
int lightlevel = ceiling ? lightSector->GetCeilingLight() : lightSector->GetFloorLight();
int lightlevel = ceiling ? fakeflat.CeilingLightLevel : fakeflat.FloorLightLevel;
int actualextralight = foggy ? 0 : PolyRenderer::Instance()->Viewpoint.extralight << 4;
lightlevel = clamp(lightlevel + actualextralight, 0, 255);
PolyCameraLight *cameraLight = PolyCameraLight::Instance();
FDynamicColormap *basecolormap = GetColorTable(lightSector->Colormap, lightSector->SpecialColors[ceiling ? sector_t::ceiling : sector_t::floor]);
if (cameraLight->FixedLightLevel() < 0 && lightSector->e && lightSector->e->XFloor.lightlist.Size())
FDynamicColormap *basecolormap = GetColorTable(fakeflat.FrontSector->Colormap, fakeflat.FrontSector->SpecialColors[ceiling ? sector_t::ceiling : sector_t::floor]);
if (cameraLight->FixedLightLevel() < 0 && fakeflat.FrontSector->e && fakeflat.FrontSector->e->XFloor.lightlist.Size())
{
lightlist_t *light = P_GetPlaneLight(lightSector, ceiling ? &lightSector->ceilingplane : &lightSector->floorplane, false);
basecolormap = GetColorTable(light->extra_colormap, lightSector->SpecialColors[ceiling ? sector_t::ceiling : sector_t::floor]);
if (light->p_lightlevel != &lightSector->lightlevel) // If this is the real ceiling, don't discard plane lighting R_FakeFlat() accounted for.
lightlist_t *light = P_GetPlaneLight(fakeflat.FrontSector, ceiling ? &fakeflat.FrontSector->ceilingplane : &fakeflat.FrontSector->floorplane, false);
basecolormap = GetColorTable(light->extra_colormap, fakeflat.FrontSector->SpecialColors[ceiling ? sector_t::ceiling : sector_t::floor]);
if (light->p_lightlevel != &fakeflat.FrontSector->lightlevel) // If this is the real ceiling, don't discard plane lighting R_FakeFlat() accounted for.
{
lightlevel = *light->p_lightlevel;
}

View file

@ -54,36 +54,22 @@ private:
float xOffs, yOffs;
};
enum class HeightSecLocation
{
Above, // Above control sector ceiling (A)
Between, // Between control sector ceiling and floor (B)
Below // Below control sector floor (C)
};
class RenderPolyPlane
{
public:
static void RenderPlanes(PolyRenderThread *thread, const TriMatrix &worldToClip, const PolyClipPlane &clipPlane, subsector_t *sub, uint32_t stencilValue, double skyCeilingHeight, double skyFloorHeight, std::vector<std::unique_ptr<PolyDrawSectorPortal>> &sectorPortals);
static void RenderPlanes(PolyRenderThread *thread, const TriMatrix &worldToClip, const PolyClipPlane &clipPlane, const PolyTransferHeights &fakeflat, uint32_t stencilValue, double skyCeilingHeight, double skyFloorHeight, std::vector<std::unique_ptr<PolyDrawSectorPortal>> &sectorPortals);
private:
void Render(PolyRenderThread *thread, const TriMatrix &worldToClip, const PolyClipPlane &clipPlane, subsector_t *sub, uint32_t stencilValue, bool ceiling, double skyHeight, std::vector<std::unique_ptr<PolyDrawSectorPortal>> &sectorPortals);
void Render(PolyRenderThread *thread, const TriMatrix &worldToClip, const PolyClipPlane &clipPlane, const PolyTransferHeights &fakeflat, uint32_t stencilValue, bool ceiling, double skyHeight, std::vector<std::unique_ptr<PolyDrawSectorPortal>> &sectorPortals);
void RenderPortal(PolyRenderThread *thread, const TriMatrix &worldToClip, const PolyClipPlane &clipPlane, subsector_t *sub, uint32_t stencilValue, bool ceiling, double skyHeight, FSectorPortal *portal, std::vector<std::unique_ptr<PolyDrawSectorPortal>> &sectorPortals);
void RenderNormal(PolyRenderThread *thread, const TriMatrix &worldToClip, const PolyClipPlane &clipPlane, subsector_t *sub, uint32_t stencilValue, bool ceiling, double skyHeight);
void RenderPortal(PolyRenderThread *thread, const TriMatrix &worldToClip, const PolyClipPlane &clipPlane, const PolyTransferHeights &fakeflat, uint32_t stencilValue, bool ceiling, double skyHeight, FSectorPortal *portal, std::vector<std::unique_ptr<PolyDrawSectorPortal>> &sectorPortals);
void RenderNormal(PolyRenderThread *thread, const TriMatrix &worldToClip, const PolyClipPlane &clipPlane, const PolyTransferHeights &fakeflat, uint32_t stencilValue, bool ceiling, double skyHeight);
void RenderSkyWalls(PolyRenderThread *thread, PolyDrawArgs &args, subsector_t *sub, PolyDrawSectorPortal *polyportal, bool ceiling, double skyHeight);
void SetLightLevel(PolyRenderThread *thread, PolyDrawArgs &args, subsector_t *sub, bool ceiling);
void SetLightLevel(PolyRenderThread *thread, PolyDrawArgs &args, const PolyTransferHeights &fakeflat, bool ceiling);
void SetDynLights(PolyRenderThread *thread, PolyDrawArgs &args, subsector_t *sub, bool ceiling);
FTextureID GetPlaneTexture(subsector_t *sub, bool ceiling);
PolyPlaneUVTransform GetPlaneTransform(subsector_t *sub, bool ceiling, FTexture *texture);
const secplane_t &GetSecPlane(subsector_t *sub, bool ceiling);
sector_t *GetHeightSec(subsector_t *sub, bool ceiling);
HeightSecLocation GetHeightSecLocation(sector_t *controlsector);
TriVertex *CreatePlaneVertices(PolyRenderThread *thread, subsector_t *sub, const PolyPlaneUVTransform &transform, const secplane_t &plane);
TriVertex *CreateSkyPlaneVertices(PolyRenderThread *thread, subsector_t *sub, double skyHeight);

View file

@ -57,6 +57,8 @@ void RenderPolyPlayerSprites::Render(PolyRenderThread *thread)
(r_deathcamera && viewpoint.camera->health <= 0))
return;
PolyTransferHeights fakeflat(viewpoint.camera->subsector);
FDynamicColormap *basecolormap;
PolyCameraLight *cameraLight = PolyCameraLight::Instance();
if (cameraLight->FixedLightLevel() < 0 && viewpoint.sector->e && viewpoint.sector->e->XFloor.lightlist.Size())
@ -89,10 +91,10 @@ void RenderPolyPlayerSprites::Render(PolyRenderThread *thread)
else
{ // This used to use camera->Sector but due to interpolation that can be incorrect
// when the interpolated viewpoint is in a different sector than the camera.
//sec = FakeFlat(viewpoint.sector, &tempsec, &floorlight, &ceilinglight, nullptr, 0, 0, 0, 0);
// Softpoly has no FakeFlat (its FAKE! Everything is FAKE in Doom. Sigh. Might as well call it FooFlat!)
sec = viewpoint.camera->Sector;
floorlight = ceilinglight = sec->lightlevel;
sec = fakeflat.FrontSector;
floorlight = fakeflat.FloorLightLevel;
ceilinglight = fakeflat.CeilingLightLevel;
// [RH] set basecolormap
basecolormap = GetColorTable(sec->Colormap, sec->SpecialColors[sector_t::sprites], true);

View file

@ -126,15 +126,17 @@ void RenderPolyScene::RenderSubsector(PolyRenderThread *thread, subsector_t *sub
}
else
{
PolyTransferHeights fakeflat(sub);
Render3DFloorPlane::RenderPlanes(thread, WorldToClip, PortalPlane, sub, StencilValue, subsectorDepth, TranslucentObjects[thread->ThreadIndex]);
RenderPolyPlane::RenderPlanes(thread, WorldToClip, PortalPlane, sub, StencilValue, Cull.MaxCeilingHeight, Cull.MinFloorHeight, SectorPortals);
RenderPolyPlane::RenderPlanes(thread, WorldToClip, PortalPlane, fakeflat, StencilValue, Cull.MaxCeilingHeight, Cull.MinFloorHeight, SectorPortals);
for (uint32_t i = 0; i < sub->numlines; i++)
{
if (Cull.IsLineSegVisible(subsectorDepth, i))
{
seg_t *line = &sub->firstline[i];
RenderLine(thread, sub, line, frontsector, subsectorDepth);
RenderLine(thread, sub, line, fakeflat.FrontSector, subsectorDepth);
}
}
}
@ -393,3 +395,159 @@ void RenderPolyScene::RenderTranslucent(int portalDepth)
TranslucentObjects[0].clear();
}
/////////////////////////////////////////////////////////////////////////////
PolyTransferHeights::PolyTransferHeights(subsector_t *sub) : Subsector(sub)
{
sector_t *sec = sub->sector;
// If player's view height is underneath fake floor, lower the
// drawn ceiling to be just under the floor height, and replace
// the drawn floor and ceiling textures, and light level, with
// the control sector's.
//
// Similar for ceiling, only reflected.
// [RH] allow per-plane lighting
FloorLightLevel = sec->GetFloorLight();
CeilingLightLevel = sec->GetCeilingLight();
FakeSide = PolyWaterFakeSide::Center;
const sector_t *s = sec->GetHeightSec();
if (s != nullptr)
{
sector_t *heightsec = PolyRenderer::Instance()->Viewpoint.sector->heightsec;
bool underwater = (heightsec && heightsec->floorplane.PointOnSide(PolyRenderer::Instance()->Viewpoint.Pos) <= 0);
bool doorunderwater = false;
int diffTex = (s->MoreFlags & SECF_CLIPFAKEPLANES);
// Replace sector being drawn with a copy to be hacked
tempsec = *sec;
// Replace floor and ceiling height with control sector's heights.
if (diffTex)
{
if (s->floorplane.CopyPlaneIfValid(&tempsec.floorplane, &sec->ceilingplane))
{
tempsec.SetTexture(sector_t::floor, s->GetTexture(sector_t::floor), false);
}
else if (s->MoreFlags & SECF_FAKEFLOORONLY)
{
if (underwater)
{
tempsec.Colormap = s->Colormap;
if (!(s->MoreFlags & SECF_NOFAKELIGHT))
{
tempsec.lightlevel = s->lightlevel;
FloorLightLevel = s->GetFloorLight();
CeilingLightLevel = s->GetCeilingLight();
}
FakeSide = PolyWaterFakeSide::BelowFloor;
FrontSector = &tempsec;
return;
}
FrontSector = sec;
return;
}
}
else
{
tempsec.floorplane = s->floorplane;
}
if (!(s->MoreFlags & SECF_FAKEFLOORONLY))
{
if (diffTex)
{
if (s->ceilingplane.CopyPlaneIfValid(&tempsec.ceilingplane, &sec->floorplane))
{
tempsec.SetTexture(sector_t::ceiling, s->GetTexture(sector_t::ceiling), false);
}
}
else
{
tempsec.ceilingplane = s->ceilingplane;
}
}
double refceilz = s->ceilingplane.ZatPoint(PolyRenderer::Instance()->Viewpoint.Pos);
double orgceilz = sec->ceilingplane.ZatPoint(PolyRenderer::Instance()->Viewpoint.Pos);
if (underwater || doorunderwater)
{
tempsec.floorplane = sec->floorplane;
tempsec.ceilingplane = s->floorplane;
tempsec.ceilingplane.FlipVert();
tempsec.ceilingplane.ChangeHeight(-1 / 65536.);
tempsec.Colormap = s->Colormap;
}
// killough 11/98: prevent sudden light changes from non-water sectors:
if (underwater || doorunderwater)
{
// head-below-floor hack
tempsec.SetTexture(sector_t::floor, diffTex ? sec->GetTexture(sector_t::floor) : s->GetTexture(sector_t::floor), false);
tempsec.planes[sector_t::floor].xform = s->planes[sector_t::floor].xform;
tempsec.ceilingplane = s->floorplane;
tempsec.ceilingplane.FlipVert();
tempsec.ceilingplane.ChangeHeight(-1 / 65536.);
if (s->GetTexture(sector_t::ceiling) == skyflatnum)
{
tempsec.floorplane = tempsec.ceilingplane;
tempsec.floorplane.FlipVert();
tempsec.floorplane.ChangeHeight(+1 / 65536.);
tempsec.SetTexture(sector_t::ceiling, tempsec.GetTexture(sector_t::floor), false);
tempsec.planes[sector_t::ceiling].xform = tempsec.planes[sector_t::floor].xform;
}
else
{
tempsec.SetTexture(sector_t::ceiling, diffTex ? s->GetTexture(sector_t::floor) : s->GetTexture(sector_t::ceiling), false);
tempsec.planes[sector_t::ceiling].xform = s->planes[sector_t::ceiling].xform;
}
if (!(s->MoreFlags & SECF_NOFAKELIGHT))
{
tempsec.lightlevel = s->lightlevel;
FloorLightLevel = s->GetFloorLight();
CeilingLightLevel = s->GetCeilingLight();
}
FakeSide = PolyWaterFakeSide::BelowFloor;
}
else if (heightsec && heightsec->ceilingplane.PointOnSide(PolyRenderer::Instance()->Viewpoint.Pos) <= 0 && orgceilz > refceilz && !(s->MoreFlags & SECF_FAKEFLOORONLY))
{
// Above-ceiling hack
tempsec.ceilingplane = s->ceilingplane;
tempsec.floorplane = s->ceilingplane;
tempsec.floorplane.FlipVert();
tempsec.floorplane.ChangeHeight(+1 / 65536.);
tempsec.Colormap = s->Colormap;
tempsec.SetTexture(sector_t::ceiling, diffTex ? sec->GetTexture(sector_t::ceiling) : s->GetTexture(sector_t::ceiling), false);
tempsec.SetTexture(sector_t::floor, s->GetTexture(sector_t::ceiling), false);
tempsec.planes[sector_t::ceiling].xform = tempsec.planes[sector_t::floor].xform = s->planes[sector_t::ceiling].xform;
if (s->GetTexture(sector_t::floor) != skyflatnum)
{
tempsec.ceilingplane = sec->ceilingplane;
tempsec.SetTexture(sector_t::floor, s->GetTexture(sector_t::floor), false);
tempsec.planes[sector_t::floor].xform = s->planes[sector_t::floor].xform;
}
if (!(s->MoreFlags & SECF_NOFAKELIGHT))
{
tempsec.lightlevel = s->lightlevel;
FloorLightLevel = s->GetFloorLight();
CeilingLightLevel = s->GetCeilingLight();
}
FakeSide = PolyWaterFakeSide::AboveCeiling;
}
sec = &tempsec;
}
FrontSector = sec;
}

View file

@ -89,3 +89,25 @@ private:
std::vector<std::unique_ptr<PolyDrawSectorPortal>> SectorPortals;
std::vector<std::unique_ptr<PolyDrawLinePortal>> LinePortals;
};
enum class PolyWaterFakeSide
{
Center,
BelowFloor,
AboveCeiling
};
class PolyTransferHeights
{
public:
PolyTransferHeights(subsector_t *sub);
subsector_t *Subsector = nullptr;
sector_t *FrontSector = nullptr;
PolyWaterFakeSide FakeSide = PolyWaterFakeSide::Center;
int FloorLightLevel = 0;
int CeilingLightLevel = 0;
private:
sector_t tempsec;
};

View file

@ -96,6 +96,7 @@ bool RenderPolyWall::RenderLine(PolyRenderThread *thread, const TriMatrix &world
wall.Masked = false;
wall.SubsectorDepth = subsectorDepth;
wall.StencilValue = stencilValue;
wall.SectorLightLevel = frontsector->lightlevel;
if (line->backsector == nullptr)
{
@ -111,9 +112,10 @@ bool RenderPolyWall::RenderLine(PolyRenderThread *thread, const TriMatrix &world
return true;
}
}
else
else if (line->PartnerSeg)
{
sector_t *backsector = line->backsector;
PolyTransferHeights fakeback(line->PartnerSeg->Subsector);
sector_t *backsector = fakeback.FrontSector;
double backceilz1 = backsector->ceilingplane.ZatPoint(line->v1);
double backfloorz1 = backsector->floorplane.ZatPoint(line->v1);
@ -215,6 +217,7 @@ void RenderPolyWall::Render3DFloorLine(PolyRenderThread *thread, const TriMatrix
wall.Line = fakeFloor->master;
wall.Side = fakeFloor->master->sidedef[0];
wall.Colormap = GetColorTable(frontsector->Colormap, frontsector->SpecialColors[sector_t::walltop]);
wall.SectorLightLevel = frontsector->lightlevel;
wall.Additive = !!(fakeFloor->flags & FF_ADDITIVETRANS);
if (!wall.Additive && fakeFloor->alpha == 255)
{
@ -318,7 +321,7 @@ void RenderPolyWall::Render(PolyRenderThread *thread, const TriMatrix &worldToCl
}
PolyDrawArgs args;
args.SetLight(GetColorTable(Line->frontsector->Colormap, Line->frontsector->SpecialColors[sector_t::walltop]), GetLightLevel(), PolyRenderer::Instance()->Light.WallGlobVis(foggy), false);
args.SetLight(Colormap, GetLightLevel(), PolyRenderer::Instance()->Light.WallGlobVis(foggy), false);
args.SetTransform(&worldToClip);
args.SetFaceCullCCW(true);
args.SetStencilTestValue(StencilValue);
@ -553,7 +556,7 @@ int RenderPolyWall::GetLightLevel()
{
bool foggy = false;
int actualextralight = foggy ? 0 : PolyRenderer::Instance()->Viewpoint.extralight << 4;
return clamp(Side->GetLightLevel(foggy, LineSeg->frontsector->lightlevel) + actualextralight, 0, 255);
return clamp(Side->GetLightLevel(foggy, SectorLightLevel) + actualextralight, 0, 255);
}
}

View file

@ -55,6 +55,7 @@ public:
double UnpeggedCeil1 = 0.0;
double UnpeggedCeil2 = 0.0;
FSWColormap *Colormap = nullptr;
int SectorLightLevel = 0;
bool Masked = false;
bool Additive = false;
double Alpha = 1.0;