diff options
Diffstat (limited to 'src/map.cpp')
| -rw-r--r-- | src/map.cpp | 82 |
1 files changed, 81 insertions, 1 deletions
diff --git a/src/map.cpp b/src/map.cpp index 11f5d6483..fa52a2f52 100644 --- a/src/map.cpp +++ b/src/map.cpp @@ -36,6 +36,7 @@ with this program; if not, write to the Free Software Foundation, Inc., #include "emerge.h" #include "mapgen_v6.h" #include "mapgen_indev.h" +#include "biome.h" #define PP(x) "("<<(x).X<<","<<(x).Y<<","<<(x).Z<<")" @@ -1087,6 +1088,7 @@ void Map::addNodeAndUpdate(v3s16 p, MapNode n, /* Add neighboring liquid nodes and the node itself if it is liquid (=water node was added) to transform queue. + note: todo: for liquid_finite enough to add only self node */ v3s16 dirs[7] = { v3s16(0,0,0), // self @@ -1278,6 +1280,7 @@ void Map::removeNodeAndUpdate(v3s16 p, /* Add neighboring liquid nodes and this node to transform queue. (it's vital for the node itself to get updated last.) + note: todo: for liquid_finite enough to add only self node */ v3s16 dirs[7] = { v3s16(0,0,1), // back @@ -2364,6 +2367,26 @@ void Map::removeNodeTimer(v3s16 p) block->m_node_timers.remove(p_rel); } +s16 Map::getHeat(v3s16 p) +{ + MapBlock *block = getBlockNoCreateNoEx(getNodeBlockPos(p)); + if(block != NULL) { + return block->heat; + } + //errorstream << "No heat for " << p.X<<"," << p.Z << std::endl; + return 0; +} + +s16 Map::getHumidity(v3s16 p) +{ + MapBlock *block = getBlockNoCreateNoEx(getNodeBlockPos(p)); + if(block != NULL) { + return block->humidity; + } + //errorstream << "No humidity for " << p.X<<"," << p.Z << std::endl; + return 0; +} + /* ServerMap */ @@ -3863,7 +3886,7 @@ void ServerMap::loadBlock(std::string sectordir, std::string blockfile, MapSecto <<" (SerializationError). " <<"what()="<<e.what() <<std::endl; - //" Ignoring. A new one will be generated. + // Ignoring. A new one will be generated. assert(0); // TODO: Backup file; name is in fullpath. @@ -4039,6 +4062,63 @@ void ServerMap::PrintInfo(std::ostream &out) out<<"ServerMap: "; } +s16 ServerMap::getHeat(ServerEnvironment *env, v3s16 p, MapBlock *block) +{ + if(block == NULL) + block = getBlockNoCreateNoEx(getNodeBlockPos(p)); + if(block != NULL) { + if (env->getGameTime() - block->heat_time < 10) + return block->heat; + } + + //variant 1: full random + //f32 heat = NoisePerlin3D(m_emerge->biomedef->np_heat, p.X, env->getGameTime()/100, p.Z, m_emerge->params->seed); + + //variant 2: season change based on default heat map + f32 heat = NoisePerlin2D(m_emerge->biomedef->np_heat, p.X, p.Z, m_emerge->params->seed); + heat += -30; // -30 - todo REMOVE after fixed NoiseParams nparams_biome_def_heat = {50, 50, -> 20, 50, + f32 base = (f32)env->getGameTime() * env->getTimeOfDaySpeed(); + base /= ( 86400 * g_settings->getS16("year_days") ); + base += (f32)p.X / 3000; + heat += 30 * sin(base * M_PI); // season + + heat += p.Y / -333; // upper=colder, lower=hotter + + // daily change, hotter at sun +4, colder at night -4 + heat += 8 * (sin(cycle_shift(env->getTimeOfDayF(), -0.25) * M_PI) - 0.5); + + if(block != NULL) { + block->heat = heat; + block->heat_time = env->getGameTime(); + } + return heat; +} + +s16 ServerMap::getHumidity(ServerEnvironment *env, v3s16 p, MapBlock *block) +{ + if(block == NULL) + block = getBlockNoCreateNoEx(getNodeBlockPos(p)); + if(block != NULL) { + if (env->getGameTime() - block->humidity_time < 10) + return block->humidity; + } + + f32 humidity = NoisePerlin3D( m_emerge->biomedef->np_humidity, + p.X, env->getGameTime()/10, p.Z, + m_emerge->params->seed); + humidity += -12 * ( sin(cycle_shift(env->getTimeOfDayF(), -0.1) * M_PI) - 0.5); + //todo like heat//humidity += 20 * ( sin(((f32)p.Z / 300) * M_PI) - 0.5); + + if (humidity > 100) humidity = 100; + if (humidity < 0) humidity = 0; + + if(block != NULL) { + block->humidity = humidity; + block->humidity_time = env->getGameTime(); + } + return humidity; +} + /* MapVoxelManipulator */ |