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- fixed midtex nowrap clipping bug when 3d floors are in view

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- made sure no code uses sclipTop or sclipBottom as a working variable
This commit is contained in:
Magnus Norddahl 2018-03-09 01:30:47 +01:00
parent 53a9819283
commit 2589447d0e
3 changed files with 43 additions and 42 deletions
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69
src/swrenderer/line/r_renderdrawsegment.cpp
View file

@ -103,17 +103,13 @@ namespace swrenderer
Clip3DFloors *clip3d = Thread->Clip3D.get();
if (!(m3DFloor.clipTop))
{
m3DFloor.sclipTop = sec->ceilingplane.ZatPoint(Thread->Viewport->viewpoint.Pos);
}
CameraLight *cameraLight = CameraLight::Instance();
if (cameraLight->FixedLightLevel() < 0)
{
double clipTop = m3DFloor.clipTop ? m3DFloor.sclipTop : sec->ceilingplane.ZatPoint(Thread->Viewport->viewpoint.Pos);
for (int i = frontsector->e->XFloor.lightlist.Size() - 1; i >= 0; i--)
{
if (m3DFloor.sclipTop <= frontsector->e->XFloor.lightlist[i].plane.Zat0())
if (clipTop <= frontsector->e->XFloor.lightlist[i].plane.Zat0())
{
lightlist_t *lit = &frontsector->e->XFloor.lightlist[i];
basecolormap = GetColorTable(lit->extra_colormap, frontsector->SpecialColors[sector_t::walltop]);
@ -267,13 +263,18 @@ namespace swrenderer
WallC.sx1 = ds->sx1;
WallC.sx2 = ds->sx2;
double top, bot;
GetMaskedWallTopBottom(ds, top, bot);
top -= Thread->Viewport->viewpoint.Pos.Z;
bot -= Thread->Viewport->viewpoint.Pos.Z;
if (m3DFloor.clipTop)
{
wallupper.Project(Thread->Viewport.get(), textop < m3DFloor.sclipTop - Thread->Viewport->viewpoint.Pos.Z ? textop : m3DFloor.sclipTop - Thread->Viewport->viewpoint.Pos.Z, &WallC);
}
else
{
wallupper.Project(Thread->Viewport.get(), textop, &WallC);
wallupper.Project(Thread->Viewport.get(), MIN(textop, top), &WallC);
}
if (m3DFloor.clipBottom)
{
@ -281,7 +282,7 @@ namespace swrenderer
}
else
{
walllower.Project(Thread->Viewport.get(), textop - texheight, &WallC);
walllower.Project(Thread->Viewport.get(), MAX(textop - texheight, bot), &WallC);
}
for (int i = x1; i < x2; i++)
@ -402,7 +403,7 @@ namespace swrenderer
}
// kg3D - render one fake wall
void RenderDrawSegment::RenderFakeWall(DrawSegment *ds, int x1, int x2, F3DFloor *rover, int wallshade, FDynamicColormap *basecolormap)
void RenderDrawSegment::RenderFakeWall(DrawSegment *ds, int x1, int x2, F3DFloor *rover, int wallshade, FDynamicColormap *basecolormap, double clipTop, double clipBottom)
{
int i;
double xscale;
@ -485,8 +486,8 @@ namespace swrenderer
WallT = ds->tmapvals;
Clip3DFloors *clip3d = Thread->Clip3D.get();
wallupper.Project(Thread->Viewport.get(), m3DFloor.sclipTop - Thread->Viewport->viewpoint.Pos.Z, &WallC);
walllower.Project(Thread->Viewport.get(), m3DFloor.sclipBottom - Thread->Viewport->viewpoint.Pos.Z, &WallC);
wallupper.Project(Thread->Viewport.get(), clipTop - Thread->Viewport->viewpoint.Pos.Z, &WallC);
walllower.Project(Thread->Viewport.get(), clipBottom - Thread->Viewport->viewpoint.Pos.Z, &WallC);
for (i = x1; i < x2; i++)
{
@ -542,13 +543,12 @@ namespace swrenderer
Clip3DFloors *clip3d = Thread->Clip3D.get();
// maybe fix clipheights
if (!m3DFloor.clipBottom) m3DFloor.sclipBottom = floorHeight;
if (!m3DFloor.clipTop) m3DFloor.sclipTop = ceilingHeight;
double clipTop = m3DFloor.clipTop ? m3DFloor.sclipTop : ceilingHeight;
double clipBottom = m3DFloor.clipBottom ? m3DFloor.sclipBottom : floorHeight;
// maybe not visible
if (m3DFloor.sclipBottom >= frontsector->CenterCeiling()) return;
if (m3DFloor.sclipTop <= frontsector->CenterFloor()) return;
if (clipBottom >= frontsector->CenterCeiling()) return;
if (clipTop <= frontsector->CenterFloor()) return;
if (m3DFloor.down2Up)
{ // bottom to viewz
@ -561,7 +561,7 @@ namespace swrenderer
// visible?
passed = 0;
if (!(rover->flags & FF_RENDERSIDES) || rover->top.plane->isSlope() || rover->bottom.plane->isSlope() ||
rover->top.plane->Zat0() <= m3DFloor.sclipBottom ||
rover->top.plane->Zat0() <= clipBottom ||
rover->bottom.plane->Zat0() >= ceilingHeight ||
rover->top.plane->Zat0() <= floorHeight)
{
@ -576,7 +576,7 @@ namespace swrenderer
}
rw_pic = nullptr;
if (rover->bottom.plane->Zat0() >= m3DFloor.sclipTop || passed)
if (rover->bottom.plane->Zat0() >= clipTop || passed)
{
if (last)
{
@ -598,8 +598,8 @@ namespace swrenderer
if (fover->top.plane->isSlope() || fover->bottom.plane->isSlope()) continue;
// visible?
if (fover->top.plane->Zat0() <= m3DFloor.sclipBottom) continue; // no
if (fover->bottom.plane->Zat0() >= m3DFloor.sclipTop)
if (fover->top.plane->Zat0() <= clipBottom) continue; // no
if (fover->bottom.plane->Zat0() >= clipTop)
{ // no, last possible
fover = nullptr;
break;
@ -651,8 +651,8 @@ namespace swrenderer
if (fover->top.plane->isSlope() || fover->bottom.plane->isSlope()) continue;
// visible?
if (fover->top.plane->Zat0() <= m3DFloor.sclipBottom) continue; // no
if (fover->bottom.plane->Zat0() >= m3DFloor.sclipTop)
if (fover->top.plane->Zat0() <= clipBottom) continue; // no
if (fover->bottom.plane->Zat0() >= clipTop)
{ // visible, last possible
fover = nullptr;
break;
@ -703,7 +703,7 @@ namespace swrenderer
{
for (j = backsector->e->XFloor.lightlist.Size() - 1; j >= 0; j--)
{
if (m3DFloor.sclipTop <= backsector->e->XFloor.lightlist[j].plane.Zat0())
if (clipTop <= backsector->e->XFloor.lightlist[j].plane.Zat0())
{
lightlist_t *lit = &backsector->e->XFloor.lightlist[j];
basecolormap = GetColorTable(lit->extra_colormap, frontsector->SpecialColors[sector_t::walltop]);
@ -717,7 +717,7 @@ namespace swrenderer
{
for (j = frontsector->e->XFloor.lightlist.Size() - 1; j >= 0; j--)
{
if (m3DFloor.sclipTop <= frontsector->e->XFloor.lightlist[j].plane.Zat0())
if (clipTop <= frontsector->e->XFloor.lightlist[j].plane.Zat0())
{
lightlist_t *lit = &frontsector->e->XFloor.lightlist[j];
basecolormap = GetColorTable(lit->extra_colormap, frontsector->SpecialColors[sector_t::walltop]);
@ -732,7 +732,7 @@ namespace swrenderer
if (rw_pic != DONT_DRAW)
{
RenderFakeWall(ds, x1, x2, fover ? fover : rover, wallshade, basecolormap);
RenderFakeWall(ds, x1, x2, fover ? fover : rover, wallshade, basecolormap, clipTop, clipBottom);
}
else rw_pic = nullptr;
break;
@ -749,7 +749,7 @@ namespace swrenderer
passed = 0;
if (!(rover->flags & FF_RENDERSIDES) ||
rover->top.plane->isSlope() || rover->bottom.plane->isSlope() ||
rover->bottom.plane->Zat0() >= m3DFloor.sclipTop ||
rover->bottom.plane->Zat0() >= clipTop ||
rover->top.plane->Zat0() <= floorHeight ||
rover->bottom.plane->Zat0() >= ceilingHeight)
{
@ -763,7 +763,7 @@ namespace swrenderer
}
}
rw_pic = nullptr;
if (rover->top.plane->Zat0() <= m3DFloor.sclipBottom || passed)
if (rover->top.plane->Zat0() <= clipBottom || passed)
{ // maybe wall from inside rendering?
fover = nullptr;
for (j = 0; j < (int)frontsector->e->XFloor.ffloors.Size(); j++)
@ -780,8 +780,8 @@ namespace swrenderer
if (fover->top.plane->isSlope() || fover->bottom.plane->isSlope()) continue;
// visible?
if (fover->bottom.plane->Zat0() >= m3DFloor.sclipTop) continue; // no
if (fover->top.plane->Zat0() <= m3DFloor.sclipBottom)
if (fover->bottom.plane->Zat0() >= clipTop) continue; // no
if (fover->top.plane->Zat0() <= clipBottom)
{ // no, last possible
fover = nullptr;
break;
@ -832,8 +832,8 @@ namespace swrenderer
if (fover->top.plane->isSlope() || fover->bottom.plane->isSlope()) continue;
// visible?
if (fover->bottom.plane->Zat0() >= m3DFloor.sclipTop) continue; // no
if (fover->top.plane->Zat0() <= m3DFloor.sclipBottom)
if (fover->bottom.plane->Zat0() >= clipTop) continue; // no
if (fover->top.plane->Zat0() <= clipBottom)
{ // visible, last possible
fover = nullptr;
break;
@ -882,7 +882,7 @@ namespace swrenderer
{
for (j = backsector->e->XFloor.lightlist.Size() - 1; j >= 0; j--)
{
if (m3DFloor.sclipTop <= backsector->e->XFloor.lightlist[j].plane.Zat0())
if (clipTop <= backsector->e->XFloor.lightlist[j].plane.Zat0())
{
lightlist_t *lit = &backsector->e->XFloor.lightlist[j];
basecolormap = GetColorTable(lit->extra_colormap, frontsector->SpecialColors[sector_t::walltop]);
@ -896,7 +896,7 @@ namespace swrenderer
{
for (j = frontsector->e->XFloor.lightlist.Size() - 1; j >= 0; j--)
{
if (m3DFloor.sclipTop <= frontsector->e->XFloor.lightlist[j].plane.Zat0())
if (clipTop <= frontsector->e->XFloor.lightlist[j].plane.Zat0())
{
lightlist_t *lit = &frontsector->e->XFloor.lightlist[j];
basecolormap = GetColorTable(lit->extra_colormap, frontsector->SpecialColors[sector_t::walltop]);
@ -911,7 +911,7 @@ namespace swrenderer
if (rw_pic != DONT_DRAW)
{
RenderFakeWall(ds, x1, x2, fover ? fover : rover, wallshade, basecolormap);
RenderFakeWall(ds, x1, x2, fover ? fover : rover, wallshade, basecolormap, clipTop, clipBottom);
}
else
{
@ -952,7 +952,6 @@ namespace swrenderer
top = MAX(frontcz1, frontcz2);
bot = MIN(frontfz1, frontfz2);
Clip3DFloors *clip3d = Thread->Clip3D.get();
if (m3DFloor.clipTop)
{
top = MIN(top, m3DFloor.sclipTop);

2
src/swrenderer/line/r_renderdrawsegment.h
View file

@ -39,7 +39,7 @@ namespace swrenderer
private:
bool RenderWall(DrawSegment *ds, int x1, int x2, WallDrawerArgs &walldrawerargs, SpriteDrawerArgs &columndrawerargs, bool visible, FDynamicColormap *basecolormap, int wallshade);
void ClipMidtex(int x1, int x2);
void RenderFakeWall(DrawSegment *ds, int x1, int x2, F3DFloor *rover, int wallshade, FDynamicColormap *basecolormap);
void RenderFakeWall(DrawSegment *ds, int x1, int x2, F3DFloor *rover, int wallshade, FDynamicColormap *basecolormap, double clipTop, double clipBottom);
void RenderFakeWallRange(DrawSegment *ds, int x1, int x2, int wallshade);
void GetMaskedWallTopBottom(DrawSegment *ds, double &top, double &bot);

14
src/swrenderer/things/r_visiblesprite.cpp
View file

@ -100,20 +100,22 @@ namespace swrenderer
CameraLight *cameraLight = CameraLight::Instance();
if (!cameraLight->FixedColormap() && cameraLight->FixedLightLevel() < 0 && spr->sector->e && spr->sector->e->XFloor.lightlist.Size())
{
if (!clip3DFloor.clipTop)
{
clip3DFloor.sclipTop = spr->sector->ceilingplane.ZatPoint(thread->Viewport->viewpoint.Pos);
}
double clipTop;
if (clip3DFloor.clipTop)
clipTop = clip3DFloor.clipTop;
else
clipTop = spr->sector->ceilingplane.ZatPoint(thread->Viewport->viewpoint.Pos);
sector_t *sec = nullptr;
FDynamicColormap *mybasecolormap = nullptr;
for (int i = spr->sector->e->XFloor.lightlist.Size() - 1; i >= 0; i--)
{
if (clip3DFloor.sclipTop <= spr->sector->e->XFloor.lightlist[i].plane.Zat0())
if (clipTop <= spr->sector->e->XFloor.lightlist[i].plane.Zat0())
{
rover = spr->sector->e->XFloor.lightlist[i].caster;
if (rover)
{
if (rover->flags & FF_DOUBLESHADOW && clip3DFloor.sclipTop <= rover->bottom.plane->Zat0())
if (rover->flags & FF_DOUBLESHADOW && clipTop <= rover->bottom.plane->Zat0())
{
break;
}