Fix trees growing into any type of node

[dragonfireclient.git] / src / content_sao.cpp

diff --git a/src/content_sao.cpp b/src/content_sao.cpp
index 205621d791264ac8307a436b43267165a7bb36ef..7526e03533bc1829bea4f9f9c5111f6ec99dce37 100644 (file)
--- a/src/content_sao.cpp
+++ b/src/content_sao.cpp
@@ -3,16 +3,16 @@ Minetest-c55
 Copyright (C) 2010-2011 celeron55, Perttu Ahola <celeron55@gmail.com>
 
 This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2.1 of the License, or
 (at your option) any later version.
 
 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-GNU General Public License for more details.
+GNU Lesser General Public License for more details.
 
-You should have received a copy of the GNU General Public License along
+You should have received a copy of the GNU Lesser General Public License along
 with this program; if not, write to the Free Software Foundation, Inc.,
 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
@@ -29,6 +29,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "player.h"
 #include "scriptapi.h"
 #include "genericobject.h"
+#include "util/serialize.h"
 
 core::map<u16, ServerActiveObject::Factory> ServerActiveObject::m_types;
 
@@ -141,6 +142,9 @@ TestSAO proto_TestSAO(NULL, v3f(0,0,0));
 
 /*
        ItemSAO
+
+       DEPRECATED: New dropped items are implemented in Lua; see
+                   builtin/item_entity.lua.
 */
 
 class ItemSAO : public ServerActiveObject
@@ -202,9 +206,12 @@ class ItemSAO : public ServerActiveObject
                        m_speed_f *= pos_max_d / (m_speed_f.getLength()*dtime);
                v3f pos_f = getBasePosition();
                v3f pos_f_old = pos_f;
+               v3f accel_f = v3f(0,0,0);
+               f32 stepheight = 0;
                IGameDef *gamedef = m_env->getGameDef();
                moveresult = collisionMoveSimple(&m_env->getMap(), gamedef,
-                               pos_max_d, box, dtime, pos_f, m_speed_f);
+                               pos_max_d, box, stepheight, dtime,
+                               pos_f, m_speed_f, accel_f);
                
                if(send_recommended == false)
                        return;
@@ -285,13 +292,6 @@ class ItemSAO : public ServerActiveObject
                        ServerActiveObject *puncher,
                        float time_from_last_punch)
        {
-               // Directly delete item in creative mode
-               if(g_settings->getBool("creative_mode") == true)
-               {
-                       m_removed = true;
-                       return 0;
-               }
-               
                // Take item into inventory
                ItemStack item = createItemStack();
                Inventory *inv = puncher->getInventory();
@@ -376,9 +376,9 @@ LuaEntitySAO::~LuaEntitySAO()
        }
 }
 
-void LuaEntitySAO::addedToEnvironment()
+void LuaEntitySAO::addedToEnvironment(u32 dtime_s)
 {
-       ServerActiveObject::addedToEnvironment();
+       ServerActiveObject::addedToEnvironment(dtime_s);
        
        // Create entity from name
        lua_State *L = m_env->getLua();
@@ -390,7 +390,7 @@ void LuaEntitySAO::addedToEnvironment()
                // Initialize HP from properties
                m_hp = m_prop.hp_max;
                // Activate entity, supplying serialized state
-               scriptapi_luaentity_activate(L, m_id, m_init_state.c_str());
+               scriptapi_luaentity_activate(L, m_id, m_init_state.c_str(), dtime_s);
        }
 }
 
@@ -448,16 +448,18 @@ void LuaEntitySAO::step(float dtime, bool send_recommended)
                box.MaxEdge *= BS;
                collisionMoveResult moveresult;
                f32 pos_max_d = BS*0.25; // Distance per iteration
-               v3f p_pos = getBasePosition();
+               f32 stepheight = 0; // Maximum climbable step height
+               v3f p_pos = m_base_position;
                v3f p_velocity = m_velocity;
+               v3f p_acceleration = m_acceleration;
                IGameDef *gamedef = m_env->getGameDef();
-               moveresult = collisionMovePrecise(&m_env->getMap(), gamedef,
-                               pos_max_d, box, dtime, p_pos, p_velocity);
+               moveresult = collisionMoveSimple(&m_env->getMap(), gamedef,
+                               pos_max_d, box, stepheight, dtime,
+                               p_pos, p_velocity, p_acceleration);
                // Apply results
-               setBasePosition(p_pos);
+               m_base_position = p_pos;
                m_velocity = p_velocity;
-
-               m_velocity += dtime * m_acceleration;
+               m_acceleration = p_acceleration;
        } else {
                m_base_position += dtime * m_velocity + 0.5 * dtime
                                * dtime * m_acceleration;
@@ -755,6 +757,8 @@ PlayerSAO::PlayerSAO(ServerEnvironment *env_, Player *player_, u16 peer_id_,
        m_last_good_position(0,0,0),
        m_last_good_position_age(0),
        m_time_from_last_punch(0),
+       m_nocheat_dig_pos(32767, 32767, 32767),
+       m_nocheat_dig_time(0),
        m_wield_index(0),
        m_position_not_sent(false),
        m_armor_groups_sent(false),
@@ -801,9 +805,9 @@ std::string PlayerSAO::getDescription()
 }
 
 // Called after id has been set and has been inserted in environment
-void PlayerSAO::addedToEnvironment()
+void PlayerSAO::addedToEnvironment(u32 dtime_s)
 {
-       ServerActiveObject::addedToEnvironment();
+       ServerActiveObject::addedToEnvironment(dtime_s);
        ServerActiveObject::setBasePosition(m_player->getPosition());
        m_player->setPlayerSAO(this);
        m_player->peer_id = m_peer_id;
@@ -865,8 +869,9 @@ void PlayerSAO::step(float dtime, bool send_recommended)
        }
 
        m_time_from_last_punch += dtime;
+       m_nocheat_dig_time += dtime;
        
-       if(m_is_singleplayer)
+       if(m_is_singleplayer || g_settings->getBool("disable_anticheat"))
        {
                m_last_good_position = m_player->getPosition();
                m_last_good_position_age = 0;
@@ -879,7 +884,8 @@ void PlayerSAO::step(float dtime, bool send_recommended)
                        NOTE: Actually the server should handle player physics like the
                        client does and compare player's position to what is calculated
                        on our side. This is required when eg. players fly due to an
-                       explosion.
+                       explosion. Altough a node-based alternative might be possible
+                       too, and much more lightweight.
                */
 
                float player_max_speed = 0;
@@ -1130,16 +1136,6 @@ void PlayerSAO::disconnected()
        }
 }
 
-void PlayerSAO::createCreativeInventory()
-{
-       if(m_inventory != &m_player->inventory)
-               delete m_inventory;
-
-       m_inventory = new Inventory(m_player->inventory);
-       m_inventory->clearContents();
-       scriptapi_get_creative_inventory(m_env->getLua(), this);
-}
-
 std::string PlayerSAO::getPropertyPacket()
 {
        m_prop.is_visible = (getHP() != 0);