vkdoom_m/src/rendering/hwrenderer/doom_lightprobes.cpp
2025-02-22 10:15:15 +01:00

145 lines
No EOL
3.2 KiB
C++

#include "c_dispatch.h"
#include "g_levellocals.h"
static int FindClosestProbe(FVector3 pos)
{
float bestDist = std::numeric_limits<float>::max();
int best = 0;
for (int i = 0, size = level.lightProbes.size(); i < size; ++i)
{
const auto& probe = level.lightProbes[i];
const auto probeDist = (probe.position - pos).LengthSquared();
if (probeDist < bestDist)
{
best = i;
bestDist = probeDist;
}
}
return best;
}
static void RecalculateLightProbeTargets()
{
for (int i = 0, size = level.sectors.size(); i < size; ++i)
{
auto& sector = level.sectors[i];
const auto origin = FVector3(sector.centerspot.X, sector.centerspot.Y, float(sector.floorplane.ZatPoint(sector.centerspot) + 64.0));
sector.lightProbe.index = FindClosestProbe(origin);
}
for (int i = 0, size = level.sides.size(); i < size; ++i)
{
auto& side = level.sides[i];
const auto sector = side.sector;
if (!sector) // better safe than sorry
{
continue;
}
const auto xy = side.linedef->v1->fPos() + side.linedef->delta * 0.5;
const auto origin = FVector3(xy.X, xy.Y, float(sector->floorplane.ZatPoint(sector->centerspot) + 64.0));
side.lightProbe.index = FindClosestProbe(origin);
}
}
static void DumpLightProbeTargets()
{
for (int i = 0, size = level.sectors.size(); i < size; ++i)
{
const auto& sector = level.sectors[i];
Printf("Sector %d = %d\n", i, sector.lightProbe.index);
}
for (int i = 0, size = level.sides.size(); i < size; ++i)
{
const auto& side = level.sides[i];
Printf("Side %d = %d\n", i, side.lightProbe.index);
}
}
static void DumpLightProbes()
{
for (int i = 0, size = level.lightProbes.size(); i < size; ++i)
{
const auto& probe = level.lightProbes[i];
Printf("Probe %d: (%.1f, %.1f, %.1f)\n", i, probe.position.X, probe.position.Y, probe.position.Z);
}
}
static void AddLightProbe(FVector3 position)
{
LightProbe probe;
probe.position = position;
probe.index = static_cast<int>(level.lightProbes.size());
level.lightProbes.Push(probe);
}
CCMD(dumplightprobes)
{
DumpLightProbes();
}
CCMD(dumplightprobetargets)
{
DumpLightProbeTargets();
}
CCMD(addlightprobe)
{
const auto pos = FVector3(players[0].mo->Pos().X, players[0].mo->Pos().Y, players[0].viewz);
AddLightProbe(pos);
RecalculateLightProbeTargets();
Printf("Spawned probe at %.1f, %.1f, %.1f\n", pos.X, pos.Y, pos.Z);
}
CCMD(autoaddlightprobes)
{
int probes = 0;
for (int i = 0, size = level.sectors.size(); i < size; ++i)
{
auto& sector = level.sectors[i];
const auto origin = FVector3(sector.centerspot.X, sector.centerspot.Y, float(sector.floorplane.ZatPoint(sector.centerspot) + sector.ceilingplane.ZatPoint(sector.centerspot) / 2.f));
/*if (level.lightProbes.size() > 0)
{
auto pos = FindClosestProbe(origin);
if ((level.lightProbes[pos].position - origin).LengthSquared() < 256 * 256)
{
continue;
}
}*/
probes++;
AddLightProbe(origin);
}
RecalculateLightProbeTargets();
Printf("Spawned %d probes\n", probes);
}
CCMD(setlightlevel)
{
if (argv.argc() < 2)
{
Printf("Usage: setlightlevel <lightlevel>\n");
return;
}
int light = std::atoi(argv[1]);
for (int i = 0, size = level.sectors.size(); i < size; ++i)
{
auto& sector = level.sectors[i];
sector.SetLightLevel(light);
}
}