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- more work on the new section creator.

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This commit is contained in:
Christoph Oelckers 2021-12-10 13:45:37 +01:00
parent b1bf12df9d
commit a255e90c96
4 changed files with 55 additions and 24 deletions
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2
source/build/src/polymost.cpp
View file

@ -2268,7 +2268,7 @@ void polymost_drawrooms()
maskwallcnt = 0;
// NOTE: globalcursectnum has been already adjusted in ADJUST_GLOBALCURSECTNUM.
assert(validSectorIndex(globalcursectnum));
if (!validSectorIndex(globalcursectnum)) return; // if we can't render - don't render. Asserting here is useless.
polymost_scansector(globalcursectnum);
grhalfxdown10x = grhalfxdown10;

2
source/core/maphack.cpp
View file

@ -259,7 +259,7 @@ static int32_t LoadMapHack(const char *filename, SpawnSpriteDef& sprites)
}
else if (sc.Compare("sw_serp_continue")) // This is a hack for SW's Last Warrior mod to continue from L4 to L5.
{
currentLevel->gameflags |= LEVEL_SW_DEATHEXIT_SERPENT_NEXT;
if (currentLevel) currentLevel->gameflags |= LEVEL_SW_DEATHEXIT_SERPENT_NEXT;
}
else if (sc.Compare("angleoff") || sc.Compare("angoff"))

6
source/core/rendering/hw_sections.cpp
View file

@ -77,7 +77,11 @@ void hw_BuildSections()
sectionLines[i].partner = wal.nextwall;
sectionLines[i].section = wal.sector;
sectionLines[i].partnersection = wal.nextsector;
sectionLines[i].point2index = wal.point2 - wal.sectorp()->wallptr;
sectionLines[i].point2index = 0;
if (wal.sector == -1)
Printf("Warning: Wall %d without a sector!\n", wall.IndexOf(&wal));
else
sectionLines[i].point2index = wal.point2 - wal.sectorp()->wallptr;
}
for (unsigned i = 0; i < splits.Size(); i += 3)

69
source/core/rendering/hw_sections2.cpp
View file

@ -4,6 +4,7 @@
#include "c_cvars.h"
CVAR(Bool, hw_sectiondebug, false, 0)
TMap<int, bool> bugged;
static FMemArena sectionArena(102400);
TArray<Section2*> sections2;
@ -185,6 +186,7 @@ static void CollectLoops(TArray<loopcollect>& sectors)
{
Printf("Found wall %d outside sector %d in a loop\n", ww, i);
sectors.Last().bugged = ESEctionFlag::Unclosed;
bugged.Insert(i, true);
break;
}
if (visited[ww])
@ -197,6 +199,7 @@ static void CollectLoops(TArray<loopcollect>& sectors)
break;
}
Printf("found already visited wall %d\nLinked by:", ww);
bugged.Insert(i, true);
for (int i = 0; i < numwalls; i++)
{
if (wall[i].point2 == ww)
@ -213,7 +216,11 @@ static void CollectLoops(TArray<loopcollect>& sectors)
{
count++;
int o = GetWindingOrder(thisloop);
if (o == 0) Printf("Unable to determine winding order of loop in sector %d!\n", i);
if (o == 0)
{
Printf("Unable to determine winding order of loop in sector %d!\n", i);
bugged.Insert(i, true);
}
thisloop.Push(o);
sectors.Last().loops.Push(std::move(thisloop));
@ -238,7 +245,11 @@ static void CollectLoops(TArray<loopcollect>& sectors)
static int insideLoop(int vertex, TArray<int>& loop)
{
auto pt = wall[vertex].pos;
for (int i = 0; i < 2; i++)
{
// to reliably detect walls where vertices lie directly on outer walls, we must test the wall's center as well.
// SW: Wanton Destrcution's $bath.map, sector 601 is an example for that.
if (i == 1) pt += wall[vertex].delta() / 2;
bool c = false;
for (unsigned i = 0; i < loop.Size() - 1; i++)
{
@ -255,13 +266,12 @@ static int insideLoop(int vertex, TArray<int>& loop)
int64_t deltay = int64_t(pt2.y) - pt1.y;
//if (x < deltax * (deltaty) / deltay + pt1.x)
// reformatted to avoid the division - for nagative deltay the sign needs to be flipped to give the correct result.
if (((deltay * deltatx - deltax * deltaty) ^ deltay) < 0)
{
int64_t result = ((deltay * deltatx - deltax * deltaty) ^ deltay);
if (result < 0)
c = !c;
}
}
}
return int(c);
if (i == 1 || c == 1) return int(c);
}
return -1;
}
@ -288,6 +298,11 @@ static void GroupData(TArray<loopcollect>& collect, TArray<sectionbuildsector>&
{
for (int i = 0; i < numsectors; i++)
{
if (i == 250)
{
int a = 0;
}
auto& builder = builders[i];
builder.sectnum = i;
auto& sectloops = collect[i].loops;
@ -306,6 +321,7 @@ static void GroupData(TArray<loopcollect>& collect, TArray<sectionbuildsector>&
{
builder.sections.Last().bugged = ESEctionFlag::BadWinding; // Todo: Use flags for bugginess.
Printf("Sector %d has wrong winding order\n", i);
bugged.Insert(i, true);
}
continue;
}
@ -351,7 +367,7 @@ static void GroupData(TArray<loopcollect>& collect, TArray<sectionbuildsector>&
{
for (auto& loop1 : sectloops) for (auto& loop2 : sectloops)
{
if (insideLoop(loop1, loop2))
if (&loop1 != &loop2 && insideLoop(loop1, loop2))
{
goto nope; // just get out of here.
}
@ -370,6 +386,7 @@ static void GroupData(TArray<loopcollect>& collect, TArray<sectionbuildsector>&
// Now try the case where we got multiple sections where some have holes.
// For that, first build a map to see which sectors lie inside others.
TArray<int> inside(sectloops.Size(), true);
TArray<TArray<int>> outside(sectloops.Size(), true);
for (auto& in : inside) in = -1;
for (unsigned a = 0; a < sectloops.Size(); a++)
{
@ -382,35 +399,41 @@ static void GroupData(TArray<loopcollect>& collect, TArray<sectionbuildsector>&
if (sectloops[a].Last() != -1 || sectloops[b].Last() != 1)
{
Printf("Bad winding order for loops in sector %d\n", i);
inside[a] = inside[b] = -2;
bugged.Insert(i, true);
inside[a] = inside[b] = -2; // invalidate both loops
}
else
{
inside[a] = b;
outside[b].Push(a);
}
else inside[a] = b;
}
else
{
Printf("Nested loops found in sector %d\n", i);
if (inside[a] != -2) inside[inside[a]] = -2;
inside[a] = -2;
inside[b] = -2;
bugged.Insert(i, true);
if (inside[a] != -2)
{
inside[inside[a]] = -2;
}
inside[a] = inside[b] = -2;
}
}
}
}
// Now write out the sections.
// Now write out the proper sections we were able to find.
for (unsigned a = 0; a < sectloops.Size(); a++)
{
if (inside[i] > 0)
if (inside[a] == -1 && sectloops[a].Size() > 0 && sectloops[a].Last() == 1)
{
int b = inside[i];
if (inside[b] != -1) continue;
auto& loop = sectloops[b];
auto& loop = sectloops[a];
builder.sections.Reserve(1);
builder.sections.Last().bugged = 0;
builder.sections.Last().bugged = -1; // debug only - remove once checked!!!
builder.sections.Last().wallcount = loop.Size() - 1;
builder.sections.Last().loops.Push(std::move(loop));
for (unsigned c = 0; c < sectloops.Size(); c++)
for (auto c: outside[a])
{
if (inside[c] == b)
if (inside[c] == a)
{
auto& loop = sectloops[c];
builder.sections.Last().wallcount += loop.Size() - 1;
@ -432,6 +455,7 @@ static void GroupData(TArray<loopcollect>& collect, TArray<sectionbuildsector>&
{
tossit = true;
Printf("Potential problem at sector %d with %d loops\n", i, sectloops.Size());
bugged.Insert(i, true);
builder.sections.Reserve(1);
builder.sections.Last().bugged = ESEctionFlag::Dumped; // this will most likely require use of the node builder to triangulate anyway.
}
@ -536,6 +560,7 @@ static void ConstructSections(TArray<sectionbuildsector>& builders)
void hw_CreateSections2()
{
bugged.Clear();
sectionArena.FreeAll();
sections2.Reset();
TArray<loopcollect> collect;
@ -550,7 +575,7 @@ void hw_CreateSections2()
{
for (int i = 0; i < numsectors; i++)
{
if (sections2PerSector[i].Size() == 1 && sections2PerSector[i][0]->flags == 0) continue;
if (sections2PerSector[i][0]->flags == 0 && !bugged.CheckKey(i)) continue;
Printf(PRINT_LOG, "Sector %d, %d walls, %d sections\n", i, sector[i].wallnum, sections2PerSector[i].Size());
for (auto& section : sections2PerSector[i])
{
@ -560,7 +585,9 @@ void hw_CreateSections2()
Printf(PRINT_LOG, "\t\tLoop, %d walls\n", loop.walls.Size());
for (auto& wall : loop.walls)
{
Printf(PRINT_LOG, "\t\t\tWall %d, (%d, %d) -> (%d, %d)\n", ::wall.IndexOf(wall->wall), wall->v1->x / 16, wall->v1->y / -16, wall->v2->x / 16, wall->v2->y / -16);
Printf(PRINT_LOG, "\t\t\tWall %d, (%d, %d) -> (%d, %d)", ::wall.IndexOf(wall->wall), wall->v1->x / 16, wall->v1->y / -16, wall->v2->x / 16, wall->v2->y / -16);
if (wall->wall->nextwall == -1) Printf(PRINT_LOG, "\n");
else Printf(PRINT_LOG, "next wall = %d, next sector = %d\n", wall->wall->nextwall, wall->wall->nextsector);
}
}
}