modified mapgen to generate less lava

diff --git a/src/mapgen.cpp b/src/mapgen.cpp
index 4285378a09e55c2708f6ac01d2dfe8888613f361..aac2fc2282005c001a11b1d19b0b28e0d7055420 100644 (file)
--- a/src/mapgen.cpp
+++ b/src/mapgen.cpp
@@ -1818,7 +1818,7 @@ void make_block(BlockMakeData *data)
                                                        vmanip.m_data[i] = MapNode(CONTENT_GRAVEL);
                                        }
                                        else if(noisebuf_ground_crumbleness.get(x,y,z) <
-                                                       -2.3 + MYMIN(0.1 * sqrt(MYMAX(0, -y)), 1.5))
+                                                       -3.0 + MYMIN(0.1 * sqrt(MYMAX(0, -y)), 1.5))
                                        {
                                                vmanip.m_data[i] = MapNode(CONTENT_LAVASOURCE);
                                                for(s16 x1=-1; x1<=1; x1++)