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-rw-r--r--doc/lua_api.txt5
-rw-r--r--src/mapgen.cpp10
-rw-r--r--src/mapgen.h2
-rw-r--r--src/script/lua_api/luaapi.cpp6
4 files changed, 15 insertions, 8 deletions
diff --git a/doc/lua_api.txt b/doc/lua_api.txt
index b6981582e..85f6ca5a6 100644
--- a/doc/lua_api.txt
+++ b/doc/lua_api.txt
@@ -1875,8 +1875,9 @@ Decoration definition (register_decoration)
deco_type = "simple", -- See "Decoration types"
place_on = "default:dirt_with_grass",
^ Node that decoration can be placed on
- divlen = 8,
- ^ Number of divisions made in the chunk being generated
+ sidelen = 8,
+ ^ Size of divisions made in the chunk being generated.
+ ^ If the chunk size is not evenly divisible by sidelen, sidelen is made equal to the chunk size.
fill_ratio = 0.02,
^ Ratio of the area to be uniformly filled by the decoration.
^ Used only if noise_params is not specified.
diff --git a/src/mapgen.cpp b/src/mapgen.cpp
index 49ac827e1..17afcf350 100644
--- a/src/mapgen.cpp
+++ b/src/mapgen.cpp
@@ -232,8 +232,14 @@ void Decoration::placeDeco(Mapgen *mg, u32 blockseed, v3s16 nmin, v3s16 nmax) {
int carea_size = nmax.X - nmin.X + 1;
// Divide area into parts
- s16 sidelen = carea_size / divlen;
- float area = sidelen * sidelen;
+ if (carea_size % sidelen) {
+ errorstream << "Decoration::placeDeco: chunk size is not divisible by "
+ "sidelen; setting sidelen to " << carea_size << std::endl;
+ 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++) {
diff --git a/src/mapgen.h b/src/mapgen.h
index e8252cbbf..f3d90a14e 100644
--- a/src/mapgen.h
+++ b/src/mapgen.h
@@ -199,7 +199,7 @@ public:
int mapseed;
std::string place_on_name;
content_t c_place_on;
- s16 divlen;
+ s16 sidelen;
float fill_ratio;
NoiseParams *np;
diff --git a/src/script/lua_api/luaapi.cpp b/src/script/lua_api/luaapi.cpp
index 75139861b..667a3afcf 100644
--- a/src/script/lua_api/luaapi.cpp
+++ b/src/script/lua_api/luaapi.cpp
@@ -683,7 +683,7 @@ int ModApiBasic::l_register_decoration(lua_State *L)
deco->c_place_on = CONTENT_IGNORE;
deco->place_on_name = getstringfield_default(L, index, "place_on", "ignore");
- deco->divlen = getintfield_default(L, index, "divlen", 8);
+ deco->sidelen = getintfield_default(L, index, "sidelen", 8);
deco->fill_ratio = getfloatfield_default(L, index, "fill_ratio", 0.02);
lua_getfield(L, index, "noise_params");
@@ -749,8 +749,8 @@ int ModApiBasic::l_register_decoration(lua_State *L)
break; }
}
- if (deco->divlen <= 0) {
- errorstream << "register_decoration: divlen must be "
+ if (deco->sidelen <= 0) {
+ errorstream << "register_decoration: sidelen must be "
"greater than 0" << std::endl;
delete deco;
return 0;