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Find nodes in area (under air): Raise volume limit and document it
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@ -2819,9 +2819,11 @@ and `minetest.auth_reload` call the authentication handler.
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* `nodenames`: e.g. `{"ignore", "group:tree"}` or `"default:dirt"`
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* First return value: Table with all node positions
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* Second return value: Table with the count of each node with the node name as index
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* Area volume is limited to 4,096,000 nodes
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* `minetest.find_nodes_in_area_under_air(pos1, pos2, nodenames)`: returns a list of positions
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* `nodenames`: e.g. `{"ignore", "group:tree"}` or `"default:dirt"`
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* Return value: Table with all node positions with a node air above
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* Area volume is limited to 4,096,000 nodes
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* `minetest.get_perlin(noiseparams)`
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* `minetest.get_perlin(seeddiff, octaves, persistence, scale)`
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* Return world-specific perlin noise (`int(worldseed)+seeddiff`)
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@ -801,14 +801,10 @@ int ModApiEnvMod::l_find_nodes_in_area(lua_State *L)
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sortBoxVerticies(minp, maxp);
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v3s16 cube = maxp - minp + 1;
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/* Limit for too large areas, assume default values
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* and give tolerances of 1 node on each side
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* (chunksize * MAP_BLOCKSIZE + 2)^3 = 551368
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*/
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if ((u64)cube.X * (u64)cube.Y * (u64)cube.Z > 551368) {
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// Volume limit equal to 8 default mapchunks, (80 * 2) ^ 3 = 4,096,000
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if ((u64)cube.X * (u64)cube.Y * (u64)cube.Z > 4096000) {
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luaL_error(L, "find_nodes_in_area(): area volume"
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" exceeds allowed value of 551368");
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" exceeds allowed value of 4096000");
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return 0;
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}
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@ -873,14 +869,10 @@ int ModApiEnvMod::l_find_nodes_in_area_under_air(lua_State *L)
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sortBoxVerticies(minp, maxp);
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v3s16 cube = maxp - minp + 1;
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/* Limit for too large areas, assume default values
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* and give tolerances of 1 node on each side
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* (chunksize * MAP_BLOCKSIZE + 2)^3 = 551368
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*/
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if ((u64)cube.X * (u64)cube.Y * (u64)cube.Z > 551368) {
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// Volume limit equal to 8 default mapchunks, (80 * 2) ^ 3 = 4,096,000
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if ((u64)cube.X * (u64)cube.Y * (u64)cube.Z > 4096000) {
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luaL_error(L, "find_nodes_in_area_under_air(): area volume"
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" exceeds allowed value of 551368");
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" exceeds allowed value of 4096000");
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return 0;
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}
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