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Code cleanups. Function does not return deco count.

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Erich Schubert 2025-03-01 17:11:23 +01:00 • committed by sfan5
parent c3477a4d08
commit 08fad862aa
2 changed files with 12 additions and 27 deletions
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35
src/mapgen/mg_decoration.cpp
View file

@ -36,21 +36,17 @@ DecorationManager::DecorationManager(IGameDef *gamedef) :
}
size_t DecorationManager::placeAllDecos(Mapgen *mg, u32 blockseed,
void DecorationManager::placeAllDecos(Mapgen *mg, u32 blockseed,
v3s16 nmin, v3s16 nmax)
{
size_t nplaced = 0;
for (size_t i = 0; i != m_objects.size(); i++) {
Decoration *deco = (Decoration *)m_objects[i];
if (!deco)
continue;
nplaced += deco->placeDeco(mg, blockseed, nmin, nmax);
deco->placeDeco(mg, blockseed, nmin, nmax);
blockseed++;
}
return nplaced;
}
DecorationManager *DecorationManager::clone() const
@ -128,38 +124,27 @@ bool Decoration::canPlaceDecoration(MMVManip *vm, v3s16 p)
}
size_t Decoration::placeDeco(Mapgen *mg, u32 blockseed, v3s16 nmin, v3s16 nmax)
void Decoration::placeDeco(Mapgen *mg, u32 blockseed, v3s16 nmin, v3s16 nmax)
{
PcgRandom ps(blockseed + 53);
int carea_size = nmax.X - nmin.X + 1;
// Divide area into parts
// If chunksize is changed it may no longer be divisable by sidelen
if (carea_size % sidelen)
if (carea_size % sidelen != 0)
sidelen = carea_size;
s16 divlen = carea_size / sidelen;
int area = sidelen * sidelen;
for (s16 z0 = 0; z0 < divlen; z0++)
for (s16 x0 = 0; x0 < divlen; x0++) {
v2s16 p2d_center( // Center position of part of division
nmin.X + sidelen / 2 + sidelen * x0,
nmin.Z + sidelen / 2 + sidelen * z0
);
v2s16 p2d_min( // Minimum edge of part of division
nmin.X + sidelen * x0,
nmin.Z + sidelen * z0
);
v2s16 p2d_max( // Maximum edge of part of division
nmin.X + sidelen + sidelen * x0 - 1,
nmin.Z + sidelen + sidelen * z0 - 1
);
for (s16 z0 = 0; z0 < carea_size; z0 += sidelen)
for (s16 x0 = 0; x0 < carea_size; x0 += sidelen) {
v2s16 p2d_min(nmin.X + x0, nmin.Z + z0);
v2s16 p2d_max(nmin.X + x0 + sidelen - 1, nmin.Z + z0 + sidelen - 1);
bool cover = false;
// Amount of decorations
float nval = (flags & DECO_USE_NOISE) ?
NoisePerlin2D(&np, p2d_center.X, p2d_center.Y, mapseed) :
NoisePerlin2D(&np, p2d_min.X + sidelen / 2, p2d_min.Y + sidelen / 2, mapseed) :
fill_ratio;
u32 deco_count = 0;
@ -262,7 +247,7 @@ size_t Decoration::placeDeco(Mapgen *mg, u32 blockseed, v3s16 nmin, v3s16 nmax)
}
}
return 0;
return;
}

4
src/mapgen/mg_decoration.h
View file

@ -44,7 +44,7 @@ public:
virtual void resolveNodeNames();
bool canPlaceDecoration(MMVManip *vm, v3s16 p);
size_t placeDeco(Mapgen *mg, u32 blockseed, v3s16 nmin, v3s16 nmax);
void placeDeco(Mapgen *mg, u32 blockseed, v3s16 nmin, v3s16 nmax);
virtual size_t generate(MMVManip *vm, PcgRandom *pr, v3s16 p, bool ceiling) = 0;
@ -135,7 +135,7 @@ public:
}
}
size_t placeAllDecos(Mapgen *mg, u32 blockseed, v3s16 nmin, v3s16 nmax);
void placeAllDecos(Mapgen *mg, u32 blockseed, v3s16 nmin, v3s16 nmax);
private:
DecorationManager() {};