diff options
Diffstat (limited to 'src/script/lua_api/l_noise.cpp')
| -rw-r--r-- | src/script/lua_api/l_noise.cpp | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/src/script/lua_api/l_noise.cpp b/src/script/lua_api/l_noise.cpp index e0abeae94..43149e93c 100644 --- a/src/script/lua_api/l_noise.cpp +++ b/src/script/lua_api/l_noise.cpp @@ -159,6 +159,27 @@ int LuaPerlinNoiseMap::l_get2dMap(lua_State *L) return 1; } +int LuaPerlinNoiseMap::l_get2dMap_flat(lua_State *L) +{ + NO_MAP_LOCK_REQUIRED; + + LuaPerlinNoiseMap *o = checkobject(L, 1); + v2f p = read_v2f(L, 2); + + Noise *n = o->noise; + n->perlinMap2D(p.X, p.Y); + + int maplen = n->sx * n->sy; + + lua_newtable(L); + for (int i = 0; i != maplen; i++) { + float noiseval = n->np->offset + n->np->scale * n->result[i]; + lua_pushnumber(L, noiseval); + lua_rawseti(L, -2, i + 1); + } + return 1; +} + int LuaPerlinNoiseMap::l_get3dMap(lua_State *L) { NO_MAP_LOCK_REQUIRED; @@ -186,6 +207,28 @@ int LuaPerlinNoiseMap::l_get3dMap(lua_State *L) return 1; } +int LuaPerlinNoiseMap::l_get3dMap_flat(lua_State *L) +{ + NO_MAP_LOCK_REQUIRED; + + LuaPerlinNoiseMap *o = checkobject(L, 1); + v3f p = read_v3f(L, 2); + + Noise *n = o->noise; + n->perlinMap3D(p.X, p.Y, p.Z); + + + int maplen = n->sx * n->sy * n->sz; + + lua_newtable(L); + for (int i = 0; i != maplen; i++) { + float noiseval = n->np->offset + n->np->scale * n->result[i]; + lua_pushnumber(L, noiseval); + lua_rawseti(L, -2, i + 1); + } + return 1; +} + LuaPerlinNoiseMap::LuaPerlinNoiseMap(NoiseParams *np, int seed, v3s16 size) { noise = new Noise(np, seed, size.X, size.Y, size.Z); } @@ -254,7 +297,9 @@ void LuaPerlinNoiseMap::Register(lua_State *L) const char LuaPerlinNoiseMap::className[] = "PerlinNoiseMap"; const luaL_reg LuaPerlinNoiseMap::methods[] = { luamethod(LuaPerlinNoiseMap, get2dMap), + luamethod(LuaPerlinNoiseMap, get2dMap_flat), luamethod(LuaPerlinNoiseMap, get3dMap), + luamethod(LuaPerlinNoiseMap, get3dMap_flat), {0,0} }; |