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Generalize mesh chunking, and make it configurable. (#13179)

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* Generalize mesh chunking. Set 3x3x3 chunks.

* Make mesh chunk size configurable... Default to 1 (off).

* Extract all mesh grid maths into a dedicated class

---------

Co-authored-by: x2048 <codeforsmile@gmail.com>
This commit is contained in:
lhofhansl 2023-02-08 13:42:12 -08:00 • committed by GitHub
parent 56d2567b5d
commit d3a6ee00e6
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11 changed files with 116 additions and 116 deletions
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11
src/client/client.cpp
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@ -143,6 +143,7 @@ Client::Client(
}
m_cache_save_interval = g_settings->getU16("server_map_save_interval");
m_mesh_grid = { g_settings->getU16("client_mesh_chunk") };
}
void Client::migrateModStorage()
@ -564,7 +565,7 @@ void Client::step(float dtime)
MapBlock *block = sector->getBlockNoCreateNoEx(r.p.Y);
// The block in question is not visible (perhaps it is culled at the server),
// create a blank block just to hold the 2x2x2 mesh.
// create a blank block just to hold the chunk's mesh.
// If the block becomes visible later it will replace the blank block.
if (!block && r.mesh)
block = sector->createBlankBlock(r.p.Y);
@ -607,10 +608,10 @@ void Client::step(float dtime)
v3s16 ofs;
// See also mapblock_mesh.cpp for the code that creates the array of minimap blocks.
for (ofs.Z = 0; ofs.Z <= 1; ofs.Z++)
for (ofs.Y = 0; ofs.Y <= 1; ofs.Y++)
for (ofs.X = 0; ofs.X <= 1; ofs.X++) {
size_t i = ofs.Z * 4 + ofs.Y * 2 + ofs.X;
for (ofs.Z = 0; ofs.Z < m_mesh_grid.cell_size; ofs.Z++)
for (ofs.Y = 0; ofs.Y < m_mesh_grid.cell_size; ofs.Y++)
for (ofs.X = 0; ofs.X < m_mesh_grid.cell_size; ofs.X++) {
size_t i = m_mesh_grid.getOffsetIndex(ofs);
if (i < minimap_mapblocks.size() && minimap_mapblocks[i])
m_minimap->addBlock(r.p + ofs, minimap_mapblocks[i]);
}