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Separate drawlist from non-rendered blocks. (#13176)

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lhofhansl 2023-02-01 08:41:23 -08:00 committed by GitHub
parent 8bbb673c0b
commit 56d2567b5d
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2 changed files with 14 additions and 12 deletions
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25
src/client/clientmap.cpp
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@ -257,6 +257,11 @@ void ClientMap::updateDrawList()
} }
m_drawlist.clear(); m_drawlist.clear();
for (auto &block : m_keeplist) {
block->refDrop();
}
m_keeplist.clear();
v3s16 cam_pos_nodes = floatToInt(m_camera_position, BS); v3s16 cam_pos_nodes = floatToInt(m_camera_position, BS);
v3s16 p_blocks_min; v3s16 p_blocks_min;
@ -374,9 +379,9 @@ void ClientMap::updateDrawList()
// Block meshes are stored in blocks where all coordinates are even (lowest bit set to 0) // Block meshes are stored in blocks where all coordinates are even (lowest bit set to 0)
// Add them to the de-dup set. // Add them to the de-dup set.
shortlist.emplace(block_coord.X & ~1, block_coord.Y & ~1, block_coord.Z & ~1); shortlist.emplace(block_coord.X & ~1, block_coord.Y & ~1, block_coord.Z & ~1);
// All other blocks we can grab and add to the drawlist right away. // All other blocks we can grab and add to the keeplist right away.
if (block && m_drawlist.emplace(block_coord, block).second) { if (block) {
// only grab the ref if the block exists and was not in the list m_keeplist.push_back(block);
block->refGrab(); block->refGrab();
} }
@ -480,11 +485,12 @@ void ClientMap::updateDrawList()
g_profiler->avg("MapBlocks shortlist [#]", shortlist.size()); g_profiler->avg("MapBlocks shortlist [#]", shortlist.size());
assert(m_drawlist.empty());
for (auto pos : shortlist) { for (auto pos : shortlist) {
MapBlock * block = getBlockNoCreateNoEx(pos); MapBlock * block = getBlockNoCreateNoEx(pos);
if (block && m_drawlist.emplace(pos, block).second) { if (block) {
// only grab the ref if the block exists and was not in the list
block->refGrab(); block->refGrab();
m_drawlist.emplace(pos, block);
} }
} }
@ -611,11 +617,7 @@ void ClientMap::renderMap(video::IVideoDriver* driver, s32 pass)
MapBlock *block = i.second; MapBlock *block = i.second;
MapBlockMesh *block_mesh = block->mesh; MapBlockMesh *block_mesh = block->mesh;
// Meshes are only stored every 8-th block (where all coordinates are even), // If the mesh of the block happened to get deleted, ignore it
// but we keep all the visible blocks in the draw list to prevent client
// from dropping them.
// On top of that, in some cases block mesh can be removed
// before the block is removed from the draw list.
if (!block_mesh) if (!block_mesh)
continue; continue;
@ -1138,9 +1140,8 @@ void ClientMap::updateDrawListShadow(v3f shadow_light_pos, v3f shadow_light_dir,
block->resetUsageTimer(); block->resetUsageTimer();
// Add to set // Add to set
if (m_drawlist_shadow.find(block->getPos()) == m_drawlist_shadow.end()) { if (m_drawlist_shadow.emplace(block->getPos(), block).second) {
block->refGrab(); block->refGrab();
m_drawlist_shadow[block->getPos()] = block;
} }
} }
} }

1
src/client/clientmap.h
View File

@ -203,6 +203,7 @@ private:
bool m_needs_update_transparent_meshes = true; bool m_needs_update_transparent_meshes = true;
std::map<v3s16, MapBlock*, MapBlockComparer> m_drawlist; std::map<v3s16, MapBlock*, MapBlockComparer> m_drawlist;
std::vector<MapBlock*> m_keeplist;
std::map<v3s16, MapBlock*> m_drawlist_shadow; std::map<v3s16, MapBlock*> m_drawlist_shadow;
bool m_needs_update_drawlist; bool m_needs_update_drawlist;