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Add map limit config option
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@ -417,6 +417,13 @@
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#max_block_send_distance = 10
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# From how far blocks are generated for clients, stated in mapblocks (16 nodes)
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#max_block_generate_distance = 6
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# Where the map generator stops.
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# Please note:
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# * Limited to 31000 (setting above has no effect)
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# * The map generator works in groups of 80x80x80 nodes (5x5x5 MapBlocks).
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# * Those groups have an offset of -32, -32 nodes from the origin.
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# * Only groups which are within the map_generation_limit are generated
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#map_generation_limit = 31000
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# Number of extra blocks that can be loaded by /clearobjects at once.
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# This is a trade-off between sqlite transaction overhead and
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# memory consumption (4096=100MB, as a rule of thumb).
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@ -603,4 +610,3 @@
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# Comma-separated list of trusted mods that are allowed to access insecure
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# functions even when mod security is on (via request_insecure_environment()).
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#secure.trusted_mods =
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@ -209,25 +209,19 @@ void RemoteClient::GetNextBlocks (
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max_simul_dynamic = max_simul_sends_setting;
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// Don't select too many blocks for sending
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if(num_blocks_selected >= max_simul_dynamic)
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{
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if (num_blocks_selected >= max_simul_dynamic) {
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//queue_is_full = true;
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goto queue_full_break;
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}
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// Don't send blocks that are currently being transferred
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if(m_blocks_sending.find(p) != m_blocks_sending.end())
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if (m_blocks_sending.find(p) != m_blocks_sending.end())
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continue;
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/*
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Do not go over-limit
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*/
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if(p.X < -MAP_GENERATION_LIMIT / MAP_BLOCKSIZE
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|| p.X > MAP_GENERATION_LIMIT / MAP_BLOCKSIZE
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|| p.Y < -MAP_GENERATION_LIMIT / MAP_BLOCKSIZE
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|| p.Y > MAP_GENERATION_LIMIT / MAP_BLOCKSIZE
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|| p.Z < -MAP_GENERATION_LIMIT / MAP_BLOCKSIZE
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|| p.Z > MAP_GENERATION_LIMIT / MAP_BLOCKSIZE)
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if (blockpos_over_limit(p))
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continue;
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// If this is true, inexistent block will be made from scratch
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@ -239,7 +233,7 @@ void RemoteClient::GetNextBlocks (
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generate = false;*/
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// Limit the send area vertically to 1/2
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if(abs(p.Y - center.Y) > full_d_max / 2)
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if (abs(p.Y - center.Y) > full_d_max / 2)
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continue;
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}
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@ -64,7 +64,8 @@ with this program; if not, write to the Free Software Foundation, Inc.,
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// The absolute working limit is (2^15 - viewing_range).
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// I really don't want to make every algorithm to check if it's going near
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// the limit or not, so this is lower.
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#define MAP_GENERATION_LIMIT (31000)
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// This is the maximum value the setting map_generation_limit can be
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#define MAX_MAP_GENERATION_LIMIT (31000)
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// Size of node in floating-point units
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// The original idea behind this is to disallow plain casts between
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@ -116,4 +117,3 @@ with this program; if not, write to the Free Software Foundation, Inc.,
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#define DEFAULT_FONT_SIZE (10)
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#endif
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@ -94,6 +94,7 @@ void set_default_settings(Settings *settings)
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// A bit more than the server will send around the player, to make fog blend well
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settings->setDefault("viewing_range_nodes_max", "240");
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settings->setDefault("viewing_range_nodes_min", "35");
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settings->setDefault("map_generation_limit", "31000");
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settings->setDefault("screenW", "800");
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settings->setDefault("screenH", "600");
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settings->setDefault("fullscreen", "false");
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17
src/map.cpp
17
src/map.cpp
@ -2502,10 +2502,12 @@ ServerMapSector * ServerMap::createSector(v2s16 p2d)
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/*
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Do not create over-limit
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*/
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if(p2d.X < -MAP_GENERATION_LIMIT / MAP_BLOCKSIZE
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|| p2d.X > MAP_GENERATION_LIMIT / MAP_BLOCKSIZE
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|| p2d.Y < -MAP_GENERATION_LIMIT / MAP_BLOCKSIZE
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|| p2d.Y > MAP_GENERATION_LIMIT / MAP_BLOCKSIZE)
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const static u16 map_gen_limit = MYMIN(MAX_MAP_GENERATION_LIMIT,
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g_settings->getU16("map_generation_limit"));
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if(p2d.X < -map_gen_limit / MAP_BLOCKSIZE
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|| p2d.X > map_gen_limit / MAP_BLOCKSIZE
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|| p2d.Y < -map_gen_limit / MAP_BLOCKSIZE
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|| p2d.Y > map_gen_limit / MAP_BLOCKSIZE)
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throw InvalidPositionException("createSector(): pos. over limit");
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/*
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@ -2649,12 +2651,7 @@ MapBlock * ServerMap::createBlock(v3s16 p)
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/*
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Do not create over-limit
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*/
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if(p.X < -MAP_GENERATION_LIMIT / MAP_BLOCKSIZE
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|| p.X > MAP_GENERATION_LIMIT / MAP_BLOCKSIZE
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|| p.Y < -MAP_GENERATION_LIMIT / MAP_BLOCKSIZE
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|| p.Y > MAP_GENERATION_LIMIT / MAP_BLOCKSIZE
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|| p.Z < -MAP_GENERATION_LIMIT / MAP_BLOCKSIZE
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|| p.Z > MAP_GENERATION_LIMIT / MAP_BLOCKSIZE)
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if (blockpos_over_limit(p))
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throw InvalidPositionException("createBlock(): pos. over limit");
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v2s16 p2d(p.X, p.Z);
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@ -31,6 +31,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
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#include "nodetimer.h"
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#include "modifiedstate.h"
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#include "util/numeric.h" // getContainerPos
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#include "settings.h"
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class Map;
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class NodeMetadataList;
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@ -638,13 +639,14 @@ typedef std::vector<MapBlock*> MapBlockVect;
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inline bool blockpos_over_limit(v3s16 p)
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{
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return
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(p.X < -MAP_GENERATION_LIMIT / MAP_BLOCKSIZE
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|| p.X > MAP_GENERATION_LIMIT / MAP_BLOCKSIZE
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|| p.Y < -MAP_GENERATION_LIMIT / MAP_BLOCKSIZE
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|| p.Y > MAP_GENERATION_LIMIT / MAP_BLOCKSIZE
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|| p.Z < -MAP_GENERATION_LIMIT / MAP_BLOCKSIZE
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|| p.Z > MAP_GENERATION_LIMIT / MAP_BLOCKSIZE);
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const static u16 map_gen_limit = MYMIN(MAX_MAP_GENERATION_LIMIT,
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g_settings->getU16("map_generation_limit"));
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return (p.X < -map_gen_limit / MAP_BLOCKSIZE
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|| p.X > map_gen_limit / MAP_BLOCKSIZE
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|| p.Y < -map_gen_limit / MAP_BLOCKSIZE
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|| p.Y > map_gen_limit / MAP_BLOCKSIZE
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|| p.Z < -map_gen_limit / MAP_BLOCKSIZE
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|| p.Z > map_gen_limit / MAP_BLOCKSIZE);
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}
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/*
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@ -681,4 +683,3 @@ inline void getNodeSectorPosWithOffset(const v2s16 &p, v2s16 &block, v2s16 &offs
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std::string analyze_block(MapBlock *block);
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#endif
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@ -143,7 +143,7 @@ s16 Mapgen::findGroundLevelFull(v2s16 p2d)
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}
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// Returns -MAP_GENERATION_LIMIT if not found
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// Returns -MAX_MAP_GENERATION_LIMIT if not found
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s16 Mapgen::findGroundLevel(v2s16 p2d, s16 ymin, s16 ymax)
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{
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v3s16 em = vm->m_area.getExtent();
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@ -157,7 +157,7 @@ s16 Mapgen::findGroundLevel(v2s16 p2d, s16 ymin, s16 ymax)
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vm->m_area.add_y(em, i, -1);
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}
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return (y >= ymin) ? y : -MAP_GENERATION_LIMIT;
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return (y >= ymin) ? y : -MAX_MAP_GENERATION_LIMIT;
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}
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@ -475,4 +475,3 @@ void MapgenParams::save(Settings &settings) const
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if (sparams)
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sparams->writeParams(&settings);
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}
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@ -370,7 +370,7 @@ int MapgenV5::generateBaseTerrain()
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{
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u32 index = 0;
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u32 index2d = 0;
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int stone_surface_max_y = -MAP_GENERATION_LIMIT;
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int stone_surface_max_y = -MAX_MAP_GENERATION_LIMIT;
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for (s16 z=node_min.Z; z<=node_max.Z; z++) {
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for (s16 y=node_min.Y - 1; y<=node_max.Y + 1; y++) {
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@ -585,4 +585,3 @@ void MapgenV5::dustTopNodes()
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}
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}
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}
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@ -626,7 +626,7 @@ int MapgenV6::generateGround()
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MapNode n_air(CONTENT_AIR), n_water_source(c_water_source);
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MapNode n_stone(c_stone), n_desert_stone(c_desert_stone);
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MapNode n_ice(c_ice);
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int stone_surface_max_y = -MAP_GENERATION_LIMIT;
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int stone_surface_max_y = -MAX_MAP_GENERATION_LIMIT;
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u32 index = 0;
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for (s16 z = node_min.Z; z <= node_max.Z; z++)
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@ -505,8 +505,8 @@ void MapgenV7::generateBaseTerrain(s16 *stone_surface_min_y, s16 *stone_surface_
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MapNode n_water(c_water_source);
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v3s16 em = vm->m_area.getExtent();
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s16 surface_min_y = MAP_GENERATION_LIMIT;
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s16 surface_max_y = -MAP_GENERATION_LIMIT;
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s16 surface_min_y = MAX_MAP_GENERATION_LIMIT;
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s16 surface_max_y = -MAX_MAP_GENERATION_LIMIT;
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u32 index = 0;
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for (s16 z = node_min.Z; z <= node_max.Z; z++)
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@ -885,4 +885,3 @@ void MapgenV7::generateCaves(s16 max_stone_y)
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cave.makeCave(node_min, node_max, max_stone_y);
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}
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}
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@ -45,8 +45,8 @@ BiomeManager::BiomeManager(IGameDef *gamedef) :
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b->depth_top = 0;
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b->depth_filler = 0;
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b->depth_water_top = 0;
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b->y_min = -MAP_GENERATION_LIMIT;
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b->y_max = MAP_GENERATION_LIMIT;
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b->y_min = -MAX_MAP_GENERATION_LIMIT;
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b->y_max = MAX_MAP_GENERATION_LIMIT;
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b->heat_point = 0.0;
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b->humidity_point = 0.0;
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@ -140,4 +140,3 @@ void Biome::resolveNodeNames()
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getIdFromNrBacklog(&c_river_water, "mapgen_river_water_source", CONTENT_AIR);
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getIdFromNrBacklog(&c_dust, "air", CONTENT_IGNORE);
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}
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