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minetest-engine-minetest
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Remove liquid_finite and weather

pull/1235/head
proller 2014-04-18 21:08:03 +04:00
parent 674be38fc2
commit 0279f32db7
18 changed files with 8 additions and 836 deletions
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6
builtin/mainmenu.lua
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@ -714,9 +714,6 @@ function tabbuilder.handle_settings_buttons(fields)
if fields["cb_particles"] then
engine.setting_set("enable_particles", fields["cb_particles"])
end
if fields["cb_finite_liquid"] then
engine.setting_set("liquid_finite", fields["cb_finite_liquid"])
end
if fields["cb_bumpmapping"] then
engine.setting_set("enable_bumpmapping", fields["cb_bumpmapping"])
end
@ -997,9 +994,6 @@ function tabbuilder.tab_settings()
.. dump(engine.setting_getbool("preload_item_visuals")) .. "]"..
"checkbox[1,2.5;cb_particles;".. fgettext("Enable Particles") .. ";"
.. dump(engine.setting_getbool("enable_particles")) .. "]"..
"checkbox[1,3.0;cb_finite_liquid;".. fgettext("Finite Liquid") .. ";"
.. dump(engine.setting_getbool("liquid_finite")) .. "]"..
"checkbox[4.5,0;cb_mipmapping;".. fgettext("Mip-Mapping") .. ";"
.. dump(engine.setting_getbool("mip_map")) .. "]"..
"checkbox[4.5,0.5;cb_anisotrophic;".. fgettext("Anisotropic Filtering") .. ";"

4
doc/lua_api.txt
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@ -1443,10 +1443,6 @@ minetest.set_node_level(pos, level)
^ set level of leveled node, default level = 1, if totallevel > maxlevel returns rest (total-max).
minetest.add_node_level(pos, level)
^ increase level of leveled node by level, default level = 1, if totallevel > maxlevel returns rest (total-max). can be negative for decreasing
minetest.get_heat(pos)
^ heat at pos
minetest.get_humidity(pos)
^ humidity at pos
Inventory:
minetest.get_inventory(location) -> InvRef

14
minetest.conf.example
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@ -93,24 +93,10 @@
#enable_fog = true
# Enable a bit lower water surface; disable for speed (not quite optimized)
#new_style_water = false
# Constant volume liquids
#liquid_finite = false
# Max liquids processed per step
#liquid_loop_max = 10000
# Update liquids every .. recommend for finite: 0.2
#liquid_update = 1.0
# Relax flowing blocks to source if level near max and N nearby
# source blocks, more realistic, but not true constant.
# values: 0,1,2,3,4 : 0 - disable, 1 - most aggresive
# (for finite liquids)
#liquid_relax = 2
# Optimization: faster cave flood (and not true constant)
# (for finite liquids)
#liquid_fast_flood = 1
# Underground water and lava springs, its infnity sources if liquid_finite enabled
#underground_springs = 1
# Enable weather (cold-hot, water freeze-melt). use only with liquid_finite=1
#weather = false
# Enable nice leaves; disable for speed
#new_style_leaves = true
# Enable smooth lighting with simple ambient occlusion;

51
src/biome.cpp
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@ -203,54 +203,3 @@ u8 BiomeDefManager::getBiomeIdByName(const char *name) {
return 0;
}
///////////////////////////// Weather
s16 BiomeDefManager::calcBlockHeat(v3s16 p, u64 seed, float timeofday, float totaltime) {
//variant 1: full random
//f32 heat = NoisePerlin3D(np_heat, p.X, env->getGameTime()/100, p.Z, seed);
//variant 2: season change based on default heat map
const f32 offset = 20; // = np_heat->offset
const f32 scale = 20; // = np_heat->scale
const f32 range = 20;
f32 heat = NoisePerlin2D(np_heat, p.X, p.Z, seed); // 0..50..100
heat -= np_heat->offset; // -50..0..+50
// normalizing - todo REMOVE after fixed NoiseParams nparams_biome_def_heat = {50, 50, -> 20, 50,
if (np_heat->scale)
heat /= np_heat->scale / scale; // -20..0..+20
f32 seasonv = totaltime;
seasonv /= 86400 * g_settings->getS16("year_days"); // season change speed
seasonv += (f32)p.X / 3000; // you can walk to area with other season
seasonv = sin(seasonv * M_PI);
heat += (range * (heat < 0 ? 2 : 0.5)) * seasonv; // -60..0..30
heat += offset; // -40..0..50
heat += p.Y / -333; // upper=colder, lower=hotter, 3c per 1000
// daily change, hotter at sun +4, colder at night -4
heat += 8 * (sin(cycle_shift(timeofday, -0.25) * M_PI) - 0.5); //-44..20..54
return heat;
}
s16 BiomeDefManager::calcBlockHumidity(v3s16 p, u64 seed, float timeofday, float totaltime) {
f32 humidity = NoisePerlin2D(np_humidity, p.X, p.Z, seed);
f32 seasonv = totaltime;
seasonv /= 86400 * 2; // bad weather change speed (2 days)
seasonv += (f32)p.Z / 300;
humidity += 30 * sin(seasonv * M_PI);
humidity += -12 * (sin(cycle_shift(timeofday, -0.1) * M_PI) - 0.5);
humidity = rangelim(humidity, 0, 100);
return humidity;
}

6
src/constants.h
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@ -89,11 +89,5 @@ with this program; if not, write to the Free Software Foundation, Inc.,
// Maximum hit points of a player
#define PLAYER_MAX_HP 20
/*
Environmental condition constants
*/
#define HEAT_UNDEFINED (-0x7fff-1)
#define HUMIDITY_UNDEFINED (-0x7fff-1)
#endif

212
src/content_abm.cpp
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@ -32,216 +32,6 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#define PP(x) "("<<(x).X<<","<<(x).Y<<","<<(x).Z<<")"
class LiquidFlowABM : public ActiveBlockModifier {
private:
std::set<std::string> contents;
public:
LiquidFlowABM(ServerEnvironment *env, INodeDefManager *nodemgr) {
std::set<content_t> liquids;
nodemgr->getIds("group:liquid", liquids);
for(std::set<content_t>::const_iterator k = liquids.begin(); k != liquids.end(); k++)
contents.insert(nodemgr->get(*k).liquid_alternative_flowing);
}
virtual std::set<std::string> getTriggerContents() {
return contents;
}
virtual float getTriggerInterval()
{ return 10.0; }
virtual u32 getTriggerChance()
{ return 10; }
virtual void trigger(ServerEnvironment *env, v3s16 p, MapNode n) {
ServerMap *map = &env->getServerMap();
if (map->transforming_liquid_size() > 500)
return;
map->transforming_liquid_add(p);
}
};
class LiquidDropABM : public ActiveBlockModifier {
private:
std::set<std::string> contents;
public:
LiquidDropABM(ServerEnvironment *env, INodeDefManager *nodemgr) {
std::set<content_t> liquids;
nodemgr->getIds("group:liquid", liquids);
for(std::set<content_t>::const_iterator k = liquids.begin(); k != liquids.end(); k++)
contents.insert(nodemgr->get(*k).liquid_alternative_source);
}
virtual std::set<std::string> getTriggerContents()
{ return contents; }
virtual std::set<std::string> getRequiredNeighbors() {
std::set<std::string> neighbors;
neighbors.insert("air");
return neighbors;
}
virtual float getTriggerInterval()
{ return 20.0; }
virtual u32 getTriggerChance()
{ return 10; }
virtual void trigger(ServerEnvironment *env, v3s16 p, MapNode n) {
ServerMap *map = &env->getServerMap();
if (map->transforming_liquid_size() > 500)
return;
if ( map->getNodeNoEx(p - v3s16(0, 1, 0 )).getContent() != CONTENT_AIR // below
&& map->getNodeNoEx(p - v3s16(1, 0, 0 )).getContent() != CONTENT_AIR // right
&& map->getNodeNoEx(p - v3s16(-1, 0, 0 )).getContent() != CONTENT_AIR // left
&& map->getNodeNoEx(p - v3s16(0, 0, 1 )).getContent() != CONTENT_AIR // back
&& map->getNodeNoEx(p - v3s16(0, 0, -1)).getContent() != CONTENT_AIR // front
)
return;
map->transforming_liquid_add(p);
}
};
class LiquidFreeze : public ActiveBlockModifier {
public:
LiquidFreeze(ServerEnvironment *env, INodeDefManager *nodemgr) { }
virtual std::set<std::string> getTriggerContents() {
std::set<std::string> s;
s.insert("group:freezes");
return s;
}
virtual std::set<std::string> getRequiredNeighbors() {
std::set<std::string> s;
s.insert("air");
s.insert("group:melts");
return s;
}
virtual float getTriggerInterval()
{ return 10.0; }
virtual u32 getTriggerChance()
{ return 20; }
virtual void trigger(ServerEnvironment *env, v3s16 p, MapNode n) {
ServerMap *map = &env->getServerMap();
INodeDefManager *ndef = env->getGameDef()->ndef();
float heat = map->updateBlockHeat(env, p);
//heater = rare
content_t c = map->getNodeNoEx(p - v3s16(0, -1, 0 )).getContent(); // top
//more chance to freeze if air at top
if (heat <= -1 && (heat <= -50 || (myrand_range(-50, heat) <= (c == CONTENT_AIR ? -10 : -40)))) {
content_t c_self = n.getContent();
// making freeze not annoying, do not freeze random blocks in center of ocean
// todo: any block not water (dont freeze _source near _flowing)
bool allow = heat < -40;
// todo: make for(...)
if (!allow) {
c = map->getNodeNoEx(p - v3s16(0, 1, 0 )).getContent(); // below
if (c == CONTENT_AIR || c == CONTENT_IGNORE)
return; // do not freeze when falling
if (c != c_self && c != CONTENT_IGNORE) allow = 1;
if (!allow) {
c = map->getNodeNoEx(p - v3s16(1, 0, 0 )).getContent(); // right
if (c != c_self && c != CONTENT_IGNORE) allow = 1;
if (!allow) {
c = map->getNodeNoEx(p - v3s16(-1, 0, 0 )).getContent(); // left
if (c != c_self && c != CONTENT_IGNORE) allow = 1;
if (!allow) {
c = map->getNodeNoEx(p - v3s16(0, 0, 1 )).getContent(); // back
if (c != c_self && c != CONTENT_IGNORE) allow = 1;
if (!allow) {
c = map->getNodeNoEx(p - v3s16(0, 0, -1)).getContent(); // front
if (c != c_self && c != CONTENT_IGNORE) allow = 1;
}
}
}
}
}
if (allow) {
n.freezeMelt(ndef);
map->addNodeWithEvent(p, n);
}
}
}
};
class LiquidMeltWeather : public ActiveBlockModifier {
public:
LiquidMeltWeather(ServerEnvironment *env, INodeDefManager *nodemgr) { }
virtual std::set<std::string> getTriggerContents() {
std::set<std::string> s;
s.insert("group:melts");
return s;
}
virtual std::set<std::string> getRequiredNeighbors() {
std::set<std::string> s;
s.insert("air");
s.insert("group:freezes");
return s;
}
virtual float getTriggerInterval()
{ return 10.0; }
virtual u32 getTriggerChance()
{ return 20; }
virtual void trigger(ServerEnvironment *env, v3s16 p, MapNode n) {
ServerMap *map = &env->getServerMap();
INodeDefManager *ndef = env->getGameDef()->ndef();
float heat = map->updateBlockHeat(env, p);
content_t c = map->getNodeNoEx(p - v3s16(0, -1, 0 )).getContent(); // top
if (heat >= 1 && (heat >= 40 || ((myrand_range(heat, 40)) >= (c == CONTENT_AIR ? 10 : 20)))) {
n.freezeMelt(ndef);
map->addNodeWithEvent(p, n);
env->getScriptIface()->node_falling_update(p);
}
}
};
class LiquidMeltHot : public ActiveBlockModifier {
public:
LiquidMeltHot(ServerEnvironment *env, INodeDefManager *nodemgr) { }
virtual std::set<std::string> getTriggerContents() {
std::set<std::string> s;
s.insert("group:melts");
return s;
}
virtual std::set<std::string> getRequiredNeighbors() {
std::set<std::string> s;
s.insert("group:igniter");
s.insert("group:hot");
return s;
}
virtual float getTriggerInterval()
{ return 2.0; }
virtual u32 getTriggerChance()
{ return 4; }
virtual void trigger(ServerEnvironment *env, v3s16 p, MapNode n) {
ServerMap *map = &env->getServerMap();
INodeDefManager *ndef = env->getGameDef()->ndef();
n.freezeMelt(ndef);
map->addNodeWithEvent(p, n);
env->getScriptIface()->node_falling_update(p);
}
};
/* too buggy, later via liquid flow code
class LiquidMeltAround : public LiquidMeltHot {
public:
LiquidMeltAround(ServerEnvironment *env, INodeDefManager *nodemgr)
: LiquidMeltHot(env, nodemgr) { }
virtual std::set<std::string> getRequiredNeighbors() {
std::set<std::string> s;
s.insert("group:melt_around");
return s;
}
virtual float getTriggerInterval()
{ return 40.0; }
virtual u32 getTriggerChance()
{ return 60; }
};
*/
void add_legacy_abms(ServerEnvironment *env, INodeDefManager *nodedef) {
if (g_settings->getBool("liquid_finite")) {
env->addActiveBlockModifier(new LiquidFlowABM(env, nodedef));
env->addActiveBlockModifier(new LiquidDropABM(env, nodedef));
env->addActiveBlockModifier(new LiquidMeltHot(env, nodedef));
//env->addActiveBlockModifier(new LiquidMeltAround(env, nodedef));
if (env->m_use_weather) {
env->addActiveBlockModifier(new LiquidFreeze(env, nodedef));
env->addActiveBlockModifier(new LiquidMeltWeather(env, nodedef));
}
}
}

5
src/defaultsettings.cpp
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@ -244,13 +244,8 @@ void set_default_settings(Settings *settings)
settings->setDefault("movement_gravity", "9.81");
//liquid stuff
settings->setDefault("liquid_finite", "false");
settings->setDefault("liquid_loop_max", "10000");
settings->setDefault("liquid_update", "1.0");
settings->setDefault("liquid_relax", "2");
settings->setDefault("liquid_fast_flood", "1");
settings->setDefault("underground_springs", "1");
settings->setDefault("weather", "false");
//mapgen stuff
settings->setDefault("mg_name", "v6");

1
src/environment.cpp
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@ -321,7 +321,6 @@ ServerEnvironment::ServerEnvironment(ServerMap *map,
m_recommended_send_interval(0.1),
m_max_lag_estimate(0.1)
{
m_use_weather = g_settings->getBool("weather");
}
ServerEnvironment::~ServerEnvironment()

3
src/environment.h
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@ -314,9 +314,6 @@ public:
void reportMaxLagEstimate(float f) { m_max_lag_estimate = f; }
float getMaxLagEstimate() { return m_max_lag_estimate; }
// is weather active in this environment?
bool m_use_weather;
std::set<v3s16>* getForceloadedBlocks() { return &m_active_blocks.m_forceloaded_list; };
private:

8
src/game.cpp
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@ -1642,8 +1642,6 @@ void the_game(bool &kill, bool random_input, InputHandler *input,
Hud hud(driver, smgr, guienv, font, text_height,
gamedef, player, &local_inventory);
bool use_weather = g_settings->getBool("weather");
core::stringw str = L"Minetest [";
str += driver->getName();
str += "]";
@ -3111,8 +3109,6 @@ void the_game(bool &kill, bool random_input, InputHandler *input,
fog_range = 100000*BS;
else {
fog_range = draw_control.wanted_range*BS + 0.0*MAP_BLOCKSIZE*BS;
if(use_weather)
fog_range *= (1.5 - 1.4*(float)client.getEnv().getClientMap().getHumidity(pos_i)/100);
fog_range = MYMIN(fog_range, (draw_control.farthest_drawn+20)*BS);
fog_range *= 0.9;
}
@ -3262,9 +3258,7 @@ void the_game(bool &kill, bool random_input, InputHandler *input,
<<", "<<(player_position.Y/BS)
<<", "<<(player_position.Z/BS)
<<") (yaw="<<(wrapDegrees_0_360(camera_yaw))
<<") (t="<<client.getEnv().getClientMap().getHeat(pos_i)
<<"C, h="<<client.getEnv().getClientMap().getHumidity(pos_i)
<<"%) (seed = "<<((u64)client.getMapSeed())
<<") (seed = "<<((u64)client.getMapSeed())
<<")";
guitext2->setText(narrow_to_wide(os.str()).c_str());
guitext2->setVisible(true);

475
src/map.cpp
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@ -1100,7 +1100,6 @@ 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
@ -1292,7 +1291,6 @@ 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
@ -1619,7 +1617,6 @@ struct NodeNeighbor {
NeighborType t;
v3s16 p;
bool l; //can liquid
bool i; //infinity
};
void Map::transforming_liquid_add(v3s16 p) {
@ -1630,383 +1627,8 @@ s32 Map::transforming_liquid_size() {
return m_transforming_liquid.size();
}
const v3s16 g_7dirs[7] =
{
// +right, +top, +back
v3s16( 0,-1, 0), // bottom
v3s16( 0, 0, 0), // self
v3s16( 0, 0, 1), // back
v3s16( 0, 0,-1), // front
v3s16( 1, 0, 0), // right
v3s16(-1, 0, 0), // left
v3s16( 0, 1, 0) // top
};
#define D_BOTTOM 0
#define D_TOP 6
#define D_SELF 1
void Map::transformLiquidsFinite(std::map<v3s16, MapBlock*> & modified_blocks)
{
INodeDefManager *nodemgr = m_gamedef->ndef();
DSTACK(__FUNCTION_NAME);
//TimeTaker timer("transformLiquids()");
u32 loopcount = 0;
u32 initial_size = m_transforming_liquid.size();
u8 relax = g_settings->getS16("liquid_relax");
bool fast_flood = g_settings->getS16("liquid_fast_flood");
int water_level = g_settings->getS16("water_level");
// list of nodes that due to viscosity have not reached their max level height
UniqueQueue<v3s16> must_reflow, must_reflow_second;
// List of MapBlocks that will require a lighting update (due to lava)
std::map<v3s16, MapBlock*> lighting_modified_blocks;
u16 loop_max = g_settings->getU16("liquid_loop_max");
//if (m_transforming_liquid.size() > 0) errorstream << "Liquid queue size="<<m_transforming_liquid.size()<<std::endl;
while (m_transforming_liquid.size() > 0)
{
// This should be done here so that it is done when continue is used
if (loopcount >= initial_size || loopcount >= loop_max)
break;
loopcount++;
/*
Get a queued transforming liquid node
*/
v3s16 p0 = m_transforming_liquid.pop_front();
u16 total_level = 0;
// surrounding flowing liquid nodes
NodeNeighbor neighbors[7];
// current level of every block
s8 liquid_levels[7] = {-1, -1, -1, -1, -1, -1, -1};
// target levels
s8 liquid_levels_want[7] = {-1, -1, -1, -1, -1, -1, -1};
s8 can_liquid_same_level = 0;
content_t liquid_kind = CONTENT_IGNORE;
content_t liquid_kind_flowing = CONTENT_IGNORE;
/*
Collect information about the environment
*/
const v3s16 *dirs = g_7dirs;
for (u16 i = 0; i < 7; i++) {
NeighborType nt = NEIGHBOR_SAME_LEVEL;
switch (i) {
case D_TOP:
nt = NEIGHBOR_UPPER;
break;
case D_BOTTOM:
nt = NEIGHBOR_LOWER;
break;
}
v3s16 npos = p0 + dirs[i];
neighbors[i].n = getNodeNoEx(npos);
neighbors[i].t = nt;
neighbors[i].p = npos;
neighbors[i].l = 0;
neighbors[i].i = 0;
NodeNeighbor & nb = neighbors[i];
switch (nodemgr->get(nb.n.getContent()).liquid_type) {
case LIQUID_NONE:
if (nb.n.getContent() == CONTENT_AIR) {
liquid_levels[i] = 0;
nb.l = 1;
}
break;
case LIQUID_SOURCE:
// if this node is not (yet) of a liquid type,
// choose the first liquid type we encounter
if (liquid_kind_flowing == CONTENT_IGNORE)
liquid_kind_flowing = nodemgr->getId(
nodemgr->get(nb.n).liquid_alternative_flowing);
if (liquid_kind == CONTENT_IGNORE)
liquid_kind = nb.n.getContent();
if (nb.n.getContent() == liquid_kind) {
liquid_levels[i] = nb.n.getLevel(nodemgr); //LIQUID_LEVEL_SOURCE;
nb.l = 1;
nb.i = (nb.n.param2 & LIQUID_INFINITY_MASK);
}
break;
case LIQUID_FLOWING:
// if this node is not (yet) of a liquid type,
// choose the first liquid type we encounter
if (liquid_kind_flowing == CONTENT_IGNORE)
liquid_kind_flowing = nb.n.getContent();
if (liquid_kind == CONTENT_IGNORE)
liquid_kind = nodemgr->getId(
nodemgr->get(nb.n).liquid_alternative_source);
if (nb.n.getContent() == liquid_kind_flowing) {
liquid_levels[i] = nb.n.getLevel(nodemgr); //(nb.n.param2 & LIQUID_LEVEL_MASK);
nb.l = 1;
}
break;
}
if (nb.l && nb.t == NEIGHBOR_SAME_LEVEL)
++can_liquid_same_level;
if (liquid_levels[i] > 0)
total_level += liquid_levels[i];
/*
infostream << "get node i=" <<(int)i<<" " << PP(npos) << " c="
<< nb.n.getContent() <<" p0="<< (int)nb.n.param0 <<" p1="
<< (int)nb.n.param1 <<" p2="<< (int)nb.n.param2 << " lt="
<< nodemgr->get(nb.n.getContent()).liquid_type
//<< " lk=" << liquid_kind << " lkf=" << liquid_kind_flowing
<< " l="<< nb.l << " inf="<< nb.i << " nlevel=" << (int)liquid_levels[i]
<< " tlevel=" << (int)total_level << " cansame="
<< (int)can_liquid_same_level << std::endl;
*/
}
if (liquid_kind == CONTENT_IGNORE ||
!neighbors[D_SELF].l ||
total_level <= 0)
continue;
// fill bottom block
if (neighbors[D_BOTTOM].l) {
liquid_levels_want[D_BOTTOM] = total_level > LIQUID_LEVEL_SOURCE ?
LIQUID_LEVEL_SOURCE : total_level;
total_level -= liquid_levels_want[D_BOTTOM];
}
//relax up
if (relax && ((p0.Y == water_level) || (fast_flood && p0.Y <= water_level)) && liquid_levels[D_TOP] == 0 &&
liquid_levels[D_BOTTOM] == LIQUID_LEVEL_SOURCE &&
total_level >= LIQUID_LEVEL_SOURCE * can_liquid_same_level-
(can_liquid_same_level - relax) &&
can_liquid_same_level >= relax + 1) {
total_level = LIQUID_LEVEL_SOURCE * can_liquid_same_level;
}
// prevent lakes in air above unloaded blocks
if (liquid_levels[D_TOP] == 0 && (p0.Y > water_level) && neighbors[D_BOTTOM].n.getContent() == CONTENT_IGNORE && !(loopcount % 3)) {
--total_level;
}
// calculate self level 5 blocks
u8 want_level =
total_level >= LIQUID_LEVEL_SOURCE * can_liquid_same_level
? LIQUID_LEVEL_SOURCE
: total_level / can_liquid_same_level;
total_level -= want_level * can_liquid_same_level;
//relax down
if (relax && p0.Y == water_level + 1 && liquid_levels[D_TOP] == 0 &&
liquid_levels[D_BOTTOM] == LIQUID_LEVEL_SOURCE && want_level == 0 &&
total_level <= (can_liquid_same_level - relax) &&
can_liquid_same_level >= relax + 1) {
total_level = 0;
}
for (u16 ii = D_SELF; ii < D_TOP; ++ii) { // fill only same level
if (!neighbors[ii].l)
continue;
liquid_levels_want[ii] = want_level;
if (liquid_levels_want[ii] < LIQUID_LEVEL_SOURCE && total_level > 0) {
if (loopcount % 3 || liquid_levels[ii] <= 0){
if (liquid_levels[ii] > liquid_levels_want[ii]) {
++liquid_levels_want[ii];
--total_level;
}
} else if (neighbors[ii].l > 0){
++liquid_levels_want[ii];
--total_level;
}
}
}
for (u16 ii = 0; ii < 7; ++ii) {
if (total_level < 1) break;
if (liquid_levels_want[ii] >= 0 &&
liquid_levels_want[ii] < LIQUID_LEVEL_SOURCE) {
++liquid_levels_want[ii];
--total_level;
}
}
// fill top block if can
if (neighbors[D_TOP].l) {
liquid_levels_want[D_TOP] = total_level > LIQUID_LEVEL_SOURCE ?
LIQUID_LEVEL_SOURCE : total_level;
total_level -= liquid_levels_want[D_TOP];
}
for (u16 ii = 0; ii < 7; ii++) // infinity and cave flood optimization
if ( neighbors[ii].i ||
(liquid_levels_want[ii] >= 0 &&
(fast_flood && p0.Y < water_level &&
(initial_size >= 1000
&& ii != D_TOP
&& want_level >= LIQUID_LEVEL_SOURCE/4
&& can_liquid_same_level >= 5
&& liquid_levels[D_TOP] >= LIQUID_LEVEL_SOURCE))))
liquid_levels_want[ii] = LIQUID_LEVEL_SOURCE;
/*
if (total_level > 0) //|| flowed != volume)
infostream <<" AFTER level=" << (int)total_level
//<< " flowed="<<flowed<< " volume=" << volume
<< " wantsame="<<(int)want_level<< " top="
<< (int)liquid_levels_want[D_TOP]<< " topwas="
<< (int)liquid_levels[D_TOP]<< " bot="
<< (int)liquid_levels_want[D_BOTTOM]<<std::endl;
*/
//u8 changed = 0;
for (u16 i = 0; i < 7; i++) {
if (liquid_levels_want[i] < 0 || !neighbors[i].l)
continue;
MapNode & n0 = neighbors[i].n;
p0 = neighbors[i].p;
/*
decide on the type (and possibly level) of the current node
*/
content_t new_node_content;
s8 new_node_level = -1;
u8 viscosity = nodemgr->get(liquid_kind).liquid_viscosity;
if (viscosity > 1 && liquid_levels_want[i] != liquid_levels[i]) {
// amount to gain, limited by viscosity
// must be at least 1 in absolute value
s8 level_inc = liquid_levels_want[i] - liquid_levels[i];
if (level_inc < -viscosity || level_inc > viscosity)
new_node_level = liquid_levels[i] + level_inc/viscosity;
else if (level_inc < 0)
new_node_level = liquid_levels[i] - 1;
else if (level_inc > 0)
new_node_level = liquid_levels[i] + 1;
} else {
new_node_level = liquid_levels_want[i];
}
if (new_node_level >= LIQUID_LEVEL_SOURCE)
new_node_content = liquid_kind;
else if (new_node_level > 0)
new_node_content = liquid_kind_flowing;
else
new_node_content = CONTENT_AIR;
// last level must flow down on stairs
if (liquid_levels_want[i] != liquid_levels[i] &&
liquid_levels[D_TOP] <= 0 && !neighbors[D_BOTTOM].l &&
new_node_level >= 1 && new_node_level <= 2) {
for (u16 ii = D_SELF + 1; ii < D_TOP; ++ii) { // only same level
if (neighbors[ii].l)
must_reflow_second.push_back(p0 + dirs[ii]);
}
}
/*
check if anything has changed.
if not, just continue with the next node.
*/
/*
if (
new_node_content == n0.getContent()
&& (nodemgr->get(n0.getContent()).liquid_type != LIQUID_FLOWING ||
(n0.getLevel(nodemgr) == (u8)new_node_level
//&& ((n0.param2 & LIQUID_FLOW_DOWN_MASK) ==
//LIQUID_FLOW_DOWN_MASK) == flowing_down
))
&&
(nodemgr->get(n0.getContent()).liquid_type != LIQUID_SOURCE ||
(((n0.param2 & LIQUID_INFINITY_MASK) ==
LIQUID_INFINITY_MASK) == neighbors[i].i
))
)*/
if (liquid_levels[i] == new_node_level)
{
continue;
}
//++changed;
/*
update the current node
*/
/*
if (nodemgr->get(new_node_content).liquid_type == LIQUID_FLOWING) {
// set level to last 3 bits, flowing down bit to 4th bit
n0.param2 = (new_node_level & LIQUID_LEVEL_MASK);
} else if (nodemgr->get(new_node_content).liquid_type == LIQUID_SOURCE) {
//n0.param2 = ~(LIQUID_LEVEL_MASK | LIQUID_FLOW_DOWN_MASK);
n0.param2 = (neighbors[i].i ? LIQUID_INFINITY_MASK : 0x00);
}
*/
/*
infostream << "set node i=" <<(int)i<<" "<< PP(p0)<< " nc="
<<new_node_content<< " p2="<<(int)n0.param2<< " nl="
<<(int)new_node_level<<std::endl;
*/
n0.setContent(liquid_kind_flowing);
n0.setLevel(nodemgr, new_node_level);
// Find out whether there is a suspect for this action
std::string suspect;
if(m_gamedef->rollback()){
suspect = m_gamedef->rollback()->getSuspect(p0, 83, 1);
}
if(!suspect.empty()){
// Blame suspect
RollbackScopeActor rollback_scope(m_gamedef->rollback(), suspect, true);
// Get old node for rollback
RollbackNode rollback_oldnode(this, p0, m_gamedef);
// Set node
setNode(p0, n0);
// Report
RollbackNode rollback_newnode(this, p0, m_gamedef);
RollbackAction action;
action.setSetNode(p0, rollback_oldnode, rollback_newnode);
m_gamedef->rollback()->reportAction(action);
} else {
// Set node
setNode(p0, n0);
}
v3s16 blockpos = getNodeBlockPos(p0);
MapBlock *block = getBlockNoCreateNoEx(blockpos);
if(block != NULL) {
modified_blocks[blockpos] = block;
// If node emits light, MapBlock requires lighting update
if(nodemgr->get(n0).light_source != 0)
lighting_modified_blocks[block->getPos()] = block;
}
must_reflow.push_back(neighbors[i].p);
}
/* //for better relax only same level
if (changed) for (u16 ii = D_SELF + 1; ii < D_TOP; ++ii) {
if (!neighbors[ii].l) continue;
must_reflow.push_back(p0 + dirs[ii]);
}*/
}
/*
if (loopcount)
infostream<<"Map::transformLiquids(): loopcount="<<loopcount
<<" reflow="<<must_reflow.size()
<<" queue="<< m_transforming_liquid.size()<<std::endl;
*/
while (must_reflow.size() > 0)
m_transforming_liquid.push_back(must_reflow.pop_front());
while (must_reflow_second.size() > 0)
m_transforming_liquid.push_back(must_reflow_second.pop_front());
updateLighting(lighting_modified_blocks, modified_blocks);
}
void Map::transformLiquids(std::map<v3s16, MapBlock*> & modified_blocks)
{
if (g_settings->getBool("liquid_finite"))
return Map::transformLiquidsFinite(modified_blocks);
INodeDefManager *nodemgr = m_gamedef->ndef();
DSTACK(__FUNCTION_NAME);
@ -2385,26 +2007,6 @@ 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
*/
@ -2818,29 +2420,6 @@ MapBlock* ServerMap::finishBlockMake(BlockMakeData *data,
<<","<<blockpos_requested.Y<<","
<<blockpos_requested.Z<<")"<<std::endl;*/
/*
Update weather data in blocks
*/
ServerEnvironment *senv = &((Server *)m_gamedef)->getEnv();
for(s16 x=blockpos_min.X-extra_borders.X;
x<=blockpos_max.X+extra_borders.X; x++)
for(s16 z=blockpos_min.Z-extra_borders.Z;
z<=blockpos_max.Z+extra_borders.Z; z++)
for(s16 y=blockpos_min.Y-extra_borders.Y;
y<=blockpos_max.Y+extra_borders.Y; y++)
{
v3s16 p(x, y, z);
MapBlock *block = getBlockNoCreateNoEx(p);
block->heat_last_update = 0;
block->humidity_last_update = 0;
if (senv->m_use_weather) {
updateBlockHeat(senv, p * MAP_BLOCKSIZE, block);
updateBlockHumidity(senv, p * MAP_BLOCKSIZE, block);
} else {
block->heat = HEAT_UNDEFINED;
block->humidity = HUMIDITY_UNDEFINED;
}
}
#if 0
if(enable_mapgen_debug_info)
@ -3176,18 +2755,6 @@ MapBlock *ServerMap::getBlockOrEmerge(v3s16 p3d)
void ServerMap::prepareBlock(MapBlock *block) {
ServerEnvironment *senv = &((Server *)m_gamedef)->getEnv();
// Calculate weather conditions
block->heat_last_update = 0;
block->humidity_last_update = 0;
if (senv->m_use_weather) {
v3s16 p = block->getPos() * MAP_BLOCKSIZE;
updateBlockHeat(senv, p, block);
updateBlockHumidity(senv, p, block);
} else {
block->heat = HEAT_UNDEFINED;
block->humidity = HUMIDITY_UNDEFINED;
}
}
s16 ServerMap::findGroundLevel(v2s16 p2d)
@ -3917,48 +3484,6 @@ void ServerMap::PrintInfo(std::ostream &out)
out<<"ServerMap: ";
}
s16 ServerMap::updateBlockHeat(ServerEnvironment *env, v3s16 p, MapBlock *block)
{
u32 gametime = env->getGameTime();
if (block) {
if (gametime - block->heat_last_update < 10)
return block->heat;
} else {
block = getBlockNoCreateNoEx(getNodeBlockPos(p));
}
f32 heat = m_emerge->biomedef->calcBlockHeat(p, getSeed(),
env->getTimeOfDayF(), gametime * env->getTimeOfDaySpeed());
if(block) {
block->heat = heat;
block->heat_last_update = gametime;
}
return heat;
}
s16 ServerMap::updateBlockHumidity(ServerEnvironment *env, v3s16 p, MapBlock *block)
{
u32 gametime = env->getGameTime();
if (block) {
if (gametime - block->humidity_last_update < 10)
return block->humidity;
} else {
block = getBlockNoCreateNoEx(getNodeBlockPos(p));
}
f32 humidity = m_emerge->biomedef->calcBlockHumidity(p, getSeed(),
env->getTimeOfDayF(), gametime * env->getTimeOfDaySpeed());
if(block) {
block->humidity = humidity;
block->humidity_last_update = gametime;
}
return humidity;
}
/*
MapVoxelManipulator
*/

7
src/map.h
View File

@ -304,7 +304,6 @@ public:
virtual void PrintInfo(std::ostream &out);
void transformLiquids(std::map<v3s16, MapBlock*> & modified_blocks);
void transformLiquidsFinite(std::map<v3s16, MapBlock*> & modified_blocks);
/*
Node metadata
@ -351,9 +350,6 @@ public:
void transforming_liquid_add(v3s16 p);
s32 transforming_liquid_size();
virtual s16 getHeat(v3s16 p);
virtual s16 getHumidity(v3s16 p);
protected:
friend class LuaVoxelManip;
@ -504,9 +500,6 @@ public:
u64 getSeed();
s16 getWaterLevel();
virtual s16 updateBlockHeat(ServerEnvironment *env, v3s16 p, MapBlock *block = NULL);
virtual s16 updateBlockHumidity(ServerEnvironment *env, v3s16 p, MapBlock *block = NULL);
private:
// Emerge manager
EmergeManager *m_emerge;

12
src/mapblock.cpp
View File

@ -43,10 +43,6 @@ with this program; if not, write to the Free Software Foundation, Inc.,
*/
MapBlock::MapBlock(Map *parent, v3s16 pos, IGameDef *gamedef, bool dummy):
heat(0),
humidity(0),
heat_last_update(0),
humidity_last_update(0),
m_parent(parent),
m_pos(pos),
m_gamedef(gamedef),
@ -647,8 +643,8 @@ void MapBlock::serializeNetworkSpecific(std::ostream &os, u16 net_proto_version)
if(net_proto_version >= 21){
int version = 1;
writeU8(os, version);
writeF1000(os, heat);
writeF1000(os, humidity);
writeF1000(os, 0); // deprecated heat
writeF1000(os, 0); // deprecated humidity
}
}
@ -764,8 +760,8 @@ void MapBlock::deSerializeNetworkSpecific(std::istream &is)
//if(version != 1)
// throw SerializationError("unsupported MapBlock version");
if(version >= 1) {
heat = readF1000(is);
humidity = readF1000(is);
readF1000(is); // deprecated heat
readF1000(is); // deprecated humidity
}
}
catch(SerializationError &e)

5
src/mapblock.h
View File

@ -513,11 +513,6 @@ public:
NodeMetadataList m_node_metadata;
NodeTimerList m_node_timers;
StaticObjectList m_static_objects;
s16 heat;
s16 humidity;
u32 heat_last_update;
u32 humidity_last_update;
private:
/*

6
src/mapgen.cpp
View File

@ -979,8 +979,6 @@ void Mapgen::updateHeightmap(v3s16 nmin, v3s16 nmax) {
void Mapgen::updateLiquid(UniqueQueue<v3s16> *trans_liquid, v3s16 nmin, v3s16 nmax) {
bool isliquid, wasliquid, rare;
v3s16 em = vm->m_area.getExtent();
rare = g_settings->getBool("liquid_finite");
int rarecnt = 0;
for (s16 z = nmin.Z; z <= nmax.Z; z++) {
for (s16 x = nmin.X; x <= nmax.X; x++) {
@ -990,8 +988,8 @@ void Mapgen::updateLiquid(UniqueQueue<v3s16> *trans_liquid, v3s16 nmin, v3s16 nm
for (s16 y = nmax.Y; y >= nmin.Y; y--) {
isliquid = ndef->get(vm->m_data[i]).isLiquid();
// there was a change between liquid and nonliquid, add to queue. no need to add every with liquid_finite
if (isliquid != wasliquid && (!rare || !(rarecnt++ % 36)))
// there was a change between liquid and nonliquid, add to queue.
if (isliquid != wasliquid)
trans_liquid->push_back(v3s16(x, y, z));
wasliquid = isliquid;

25
src/script/lua_api/l_env.cpp
View File

@ -765,7 +765,6 @@ int ModApiEnvMod::l_spawn_tree(lua_State *L)
return 1;
}
// minetest.transforming_liquid_add(pos)
int ModApiEnvMod::l_transforming_liquid_add(lua_State *L)
{
@ -776,28 +775,6 @@ int ModApiEnvMod::l_transforming_liquid_add(lua_State *L)
return 1;
}
// minetest.get_heat(pos)
// pos = {x=num, y=num, z=num}
int ModApiEnvMod::l_get_heat(lua_State *L)
{
GET_ENV_PTR;
v3s16 pos = read_v3s16(L, 1);
lua_pushnumber(L, env->getServerMap().updateBlockHeat(env, pos));
return 1;
}
// minetest.get_humidity(pos)
// pos = {x=num, y=num, z=num}
int ModApiEnvMod::l_get_humidity(lua_State *L)
{
GET_ENV_PTR;
v3s16 pos = read_v3s16(L, 1);
lua_pushnumber(L, env->getServerMap().updateBlockHumidity(env, pos));
return 1;
}
// minetest.forceload_block(blockpos)
// blockpos = {x=num, y=num, z=num}
int ModApiEnvMod::l_forceload_block(lua_State *L)
@ -855,8 +832,6 @@ void ModApiEnvMod::Initialize(lua_State *L, int top)
API_FCT(find_path);
API_FCT(line_of_sight);
API_FCT(transforming_liquid_add);
API_FCT(get_heat);
API_FCT(get_humidity);
API_FCT(forceload_block);
API_FCT(forceload_free_block);
}

3
src/script/lua_api/l_env.h
View File

@ -148,9 +148,6 @@ private:
// minetest.transforming_liquid_add(pos)
static int l_transforming_liquid_add(lua_State *L);
static int l_get_heat(lua_State *L);
static int l_get_humidity(lua_State *L);
// minetest.forceload_block(blockpos)
// forceloads a block
static int l_forceload_block(lua_State *L);

1
src/serverlist.cpp
View File

@ -218,7 +218,6 @@ void sendAnnounce(std::string action, const std::vector<std::string> & clients_n
server["dedicated"] = g_settings->get("server_dedicated");
server["privs"] = g_settings->get("default_privs");
server["rollback"] = g_settings->getBool("enable_rollback_recording");
server["liquid_finite"] = g_settings->getBool("liquid_finite");
server["mapgen"] = g_settings->get("mg_name");
server["can_see_far_names"] = g_settings->getBool("unlimited_player_transfer_distance");
server["mods"] = Json::Value(Json::arrayValue);