diff options
Diffstat (limited to 'src/cavegen.cpp')
| -rw-r--r-- | src/cavegen.cpp | 26 |
1 files changed, 14 insertions, 12 deletions
diff --git a/src/cavegen.cpp b/src/cavegen.cpp index 7993b20e7..dbed79951 100644 --- a/src/cavegen.cpp +++ b/src/cavegen.cpp @@ -160,9 +160,9 @@ CavernsNoise::CavernsNoise( { assert(nodedef); - m_ndef = nodedef; + m_ndef = nodedef; - m_csize = chunksize; + m_csize = chunksize; m_cavern_limit = cavern_limit; m_cavern_taper = cavern_taper; m_cavern_threshold = cavern_threshold; @@ -207,7 +207,7 @@ bool CavernsNoise::generateCaverns(MMVManip *vm, v3s16 nmin, v3s16 nmax) } //// Place nodes - bool has_cavern = false; + bool near_cavern = false; v3s16 em = vm->m_area.getExtent(); u32 index2d = 0; @@ -229,20 +229,22 @@ bool CavernsNoise::generateCaverns(MMVManip *vm, v3s16 nmin, v3s16 nmax) vm->m_area.add_y(em, vi, -1), cavern_amp_index++) { content_t c = vm->m_data[vi].getContent(); - float nabs_cavern = fabs(noise_cavern->result[index3d]); - // Caverns generate first but still remove lava and water in case - // of overgenerated classic caves. - if (nabs_cavern * cavern_amp[cavern_amp_index] > m_cavern_threshold && - (m_ndef->get(c).is_ground_content || - c == c_lava_source || c == c_water_source)) { - vm->m_data[vi] = MapNode(CONTENT_AIR); - has_cavern = true; + float n_absamp_cavern = fabs(noise_cavern->result[index3d]) * + cavern_amp[cavern_amp_index]; + // Disable CavesRandomWalk at a safe distance from caverns + // to avoid excessively spreading liquids in caverns. + if (n_absamp_cavern > m_cavern_threshold - 0.1f) { + near_cavern = true; + if (n_absamp_cavern > m_cavern_threshold && + m_ndef->get(c).is_ground_content) + vm->m_data[vi] = MapNode(CONTENT_AIR); } } } delete[] cavern_amp; - return has_cavern; + + return near_cavern; } |