Line data Source code
1 : /*
2 : Minetest
3 : Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
4 :
5 : This program is free software; you can redistribute it and/or modify
6 : it under the terms of the GNU Lesser General Public License as published by
7 : the Free Software Foundation; either version 2.1 of the License, or
8 : (at your option) any later version.
9 :
10 : This program is distributed in the hope that it will be useful,
11 : but WITHOUT ANY WARRANTY; without even the implied warranty of
12 : MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 : GNU Lesser General Public License for more details.
14 :
15 : You should have received a copy of the GNU Lesser General Public License along
16 : with this program; if not, write to the Free Software Foundation, Inc.,
17 : 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
18 : */
19 :
20 : #ifndef CONTENT_SAO_HEADER
21 : #define CONTENT_SAO_HEADER
22 :
23 : #include "serverobject.h"
24 : #include "itemgroup.h"
25 : #include "player.h"
26 : #include "object_properties.h"
27 :
28 : /*
29 : LuaEntitySAO needs some internals exposed.
30 : */
31 :
32 : class LuaEntitySAO : public ServerActiveObject
33 : {
34 : public:
35 : LuaEntitySAO(ServerEnvironment *env, v3f pos,
36 : const std::string &name, const std::string &state);
37 : ~LuaEntitySAO();
38 1 : ActiveObjectType getType() const
39 1 : { return ACTIVEOBJECT_TYPE_LUAENTITY; }
40 0 : ActiveObjectType getSendType() const
41 0 : { return ACTIVEOBJECT_TYPE_GENERIC; }
42 : virtual void addedToEnvironment(u32 dtime_s);
43 : static ServerActiveObject* create(ServerEnvironment *env, v3f pos,
44 : const std::string &data);
45 : bool isAttached();
46 : void step(float dtime, bool send_recommended);
47 : std::string getClientInitializationData(u16 protocol_version);
48 : std::string getStaticData();
49 : int punch(v3f dir,
50 : const ToolCapabilities *toolcap=NULL,
51 : ServerActiveObject *puncher=NULL,
52 : float time_from_last_punch=1000000);
53 : void rightClick(ServerActiveObject *clicker);
54 : void setPos(v3f pos);
55 : void moveTo(v3f pos, bool continuous);
56 : float getMinimumSavedMovement();
57 : std::string getDescription();
58 : void setHP(s16 hp);
59 : s16 getHP() const;
60 : void setArmorGroups(const ItemGroupList &armor_groups);
61 : ItemGroupList getArmorGroups();
62 : void setAnimation(v2f frame_range, float frame_speed, float frame_blend, bool frame_loop);
63 : void getAnimation(v2f *frame_range, float *frame_speed, float *frame_blend, bool *frame_loop);
64 : void setBonePosition(const std::string &bone, v3f position, v3f rotation);
65 : void getBonePosition(const std::string &bone, v3f *position, v3f *rotation);
66 : void setAttachment(int parent_id, const std::string &bone, v3f position, v3f rotation);
67 : void getAttachment(int *parent_id, std::string *bone, v3f *position, v3f *rotation);
68 : ObjectProperties* accessObjectProperties();
69 : void notifyObjectPropertiesModified();
70 : /* LuaEntitySAO-specific */
71 : void setVelocity(v3f velocity);
72 : v3f getVelocity();
73 : void setAcceleration(v3f acceleration);
74 : v3f getAcceleration();
75 : void setYaw(float yaw);
76 : float getYaw();
77 : void setTextureMod(const std::string &mod);
78 : void setSprite(v2s16 p, int num_frames, float framelength,
79 : bool select_horiz_by_yawpitch);
80 : std::string getName();
81 : bool getCollisionBox(aabb3f *toset);
82 : bool collideWithObjects();
83 : private:
84 : std::string getPropertyPacket();
85 : void sendPosition(bool do_interpolate, bool is_movement_end);
86 :
87 : std::string m_init_name;
88 : std::string m_init_state;
89 : bool m_registered;
90 : struct ObjectProperties m_prop;
91 :
92 : s16 m_hp;
93 : v3f m_velocity;
94 : v3f m_acceleration;
95 : float m_yaw;
96 : ItemGroupList m_armor_groups;
97 :
98 : bool m_properties_sent;
99 : float m_last_sent_yaw;
100 : v3f m_last_sent_position;
101 : v3f m_last_sent_velocity;
102 : float m_last_sent_position_timer;
103 : float m_last_sent_move_precision;
104 : bool m_armor_groups_sent;
105 :
106 : v2f m_animation_range;
107 : float m_animation_speed;
108 : float m_animation_blend;
109 : bool m_animation_loop;
110 : bool m_animation_sent;
111 :
112 : std::map<std::string, core::vector2d<v3f> > m_bone_position;
113 : bool m_bone_position_sent;
114 :
115 : int m_attachment_parent_id;
116 : std::string m_attachment_bone;
117 : v3f m_attachment_position;
118 : v3f m_attachment_rotation;
119 : bool m_attachment_sent;
120 : };
121 :
122 : /*
123 : PlayerSAO needs some internals exposed.
124 : */
125 :
126 : class LagPool
127 : {
128 : float m_pool;
129 : float m_max;
130 : public:
131 0 : LagPool(): m_pool(15), m_max(15)
132 0 : {}
133 0 : void setMax(float new_max)
134 : {
135 0 : m_max = new_max;
136 0 : if(m_pool > new_max)
137 0 : m_pool = new_max;
138 0 : }
139 0 : void add(float dtime)
140 : {
141 0 : m_pool -= dtime;
142 0 : if(m_pool < 0)
143 0 : m_pool = 0;
144 0 : }
145 0 : bool grab(float dtime)
146 : {
147 0 : if(dtime <= 0)
148 0 : return true;
149 0 : if(m_pool + dtime > m_max)
150 0 : return false;
151 0 : m_pool += dtime;
152 0 : return true;
153 : }
154 : };
155 :
156 : class PlayerSAO : public ServerActiveObject
157 : {
158 : public:
159 : PlayerSAO(ServerEnvironment *env_, Player *player_, u16 peer_id_,
160 : const std::set<std::string> &privs, bool is_singleplayer);
161 : ~PlayerSAO();
162 0 : ActiveObjectType getType() const
163 0 : { return ACTIVEOBJECT_TYPE_PLAYER; }
164 0 : ActiveObjectType getSendType() const
165 0 : { return ACTIVEOBJECT_TYPE_GENERIC; }
166 : std::string getDescription();
167 :
168 : /*
169 : Active object <-> environment interface
170 : */
171 :
172 : void addedToEnvironment(u32 dtime_s);
173 : void removingFromEnvironment();
174 : bool isStaticAllowed() const;
175 : std::string getClientInitializationData(u16 protocol_version);
176 : std::string getStaticData();
177 : bool isAttached();
178 : void step(float dtime, bool send_recommended);
179 : void setBasePosition(const v3f &position);
180 : void setPos(v3f pos);
181 : void moveTo(v3f pos, bool continuous);
182 : void setYaw(float);
183 : void setPitch(float);
184 :
185 : /*
186 : Interaction interface
187 : */
188 :
189 : int punch(v3f dir,
190 : const ToolCapabilities *toolcap,
191 : ServerActiveObject *puncher,
192 : float time_from_last_punch);
193 : void rightClick(ServerActiveObject *clicker);
194 : s16 getHP() const;
195 : void setHP(s16 hp);
196 : s16 readDamage();
197 : u16 getBreath() const;
198 : void setBreath(u16 breath);
199 : void setArmorGroups(const ItemGroupList &armor_groups);
200 : ItemGroupList getArmorGroups();
201 : void setAnimation(v2f frame_range, float frame_speed, float frame_blend, bool frame_loop);
202 : void getAnimation(v2f *frame_range, float *frame_speed, float *frame_blend, bool *frame_loop);
203 : void setBonePosition(const std::string &bone, v3f position, v3f rotation);
204 : void getBonePosition(const std::string &bone, v3f *position, v3f *rotation);
205 : void setAttachment(int parent_id, const std::string &bone, v3f position, v3f rotation);
206 : void getAttachment(int *parent_id, std::string *bone, v3f *position, v3f *rotation);
207 : ObjectProperties* accessObjectProperties();
208 : void notifyObjectPropertiesModified();
209 : void setNametagColor(video::SColor color);
210 : video::SColor getNametagColor();
211 :
212 : /*
213 : Inventory interface
214 : */
215 :
216 : Inventory* getInventory();
217 : const Inventory* getInventory() const;
218 : InventoryLocation getInventoryLocation() const;
219 : std::string getWieldList() const;
220 : int getWieldIndex() const;
221 : void setWieldIndex(int i);
222 :
223 : /*
224 : PlayerSAO-specific
225 : */
226 :
227 : void disconnected();
228 :
229 0 : Player* getPlayer()
230 : {
231 0 : return m_player;
232 : }
233 0 : u16 getPeerID() const
234 : {
235 0 : return m_peer_id;
236 : }
237 :
238 : // Cheat prevention
239 :
240 0 : v3f getLastGoodPosition() const
241 : {
242 0 : return m_last_good_position;
243 : }
244 0 : float resetTimeFromLastPunch()
245 : {
246 0 : float r = m_time_from_last_punch;
247 0 : m_time_from_last_punch = 0.0;
248 0 : return r;
249 : }
250 0 : void noCheatDigStart(v3s16 p)
251 : {
252 0 : m_nocheat_dig_pos = p;
253 0 : m_nocheat_dig_time = 0;
254 0 : }
255 0 : v3s16 getNoCheatDigPos()
256 : {
257 0 : return m_nocheat_dig_pos;
258 : }
259 0 : float getNoCheatDigTime()
260 : {
261 0 : return m_nocheat_dig_time;
262 : }
263 0 : void noCheatDigEnd()
264 : {
265 0 : m_nocheat_dig_pos = v3s16(32767, 32767, 32767);
266 0 : }
267 0 : LagPool& getDigPool()
268 : {
269 0 : return m_dig_pool;
270 : }
271 : // Returns true if cheated
272 : bool checkMovementCheat();
273 :
274 : // Other
275 :
276 0 : void updatePrivileges(const std::set<std::string> &privs,
277 : bool is_singleplayer)
278 : {
279 0 : m_privs = privs;
280 0 : m_is_singleplayer = is_singleplayer;
281 0 : }
282 :
283 : bool getCollisionBox(aabb3f *toset);
284 : bool collideWithObjects();
285 :
286 : private:
287 : std::string getPropertyPacket();
288 :
289 : Player *m_player;
290 : u16 m_peer_id;
291 : Inventory *m_inventory;
292 : s16 m_damage;
293 :
294 : // Cheat prevention
295 : LagPool m_dig_pool;
296 : LagPool m_move_pool;
297 : v3f m_last_good_position;
298 : float m_time_from_last_punch;
299 : v3s16 m_nocheat_dig_pos;
300 : float m_nocheat_dig_time;
301 :
302 : int m_wield_index;
303 : bool m_position_not_sent;
304 : ItemGroupList m_armor_groups;
305 : bool m_armor_groups_sent;
306 :
307 : bool m_properties_sent;
308 : struct ObjectProperties m_prop;
309 : // Cached privileges for enforcement
310 : std::set<std::string> m_privs;
311 : bool m_is_singleplayer;
312 :
313 : v2f m_animation_range;
314 : float m_animation_speed;
315 : float m_animation_blend;
316 : bool m_animation_loop;
317 : bool m_animation_sent;
318 :
319 : std::map<std::string, core::vector2d<v3f> > m_bone_position; // Stores position and rotation for each bone name
320 : bool m_bone_position_sent;
321 :
322 : int m_attachment_parent_id;
323 : std::string m_attachment_bone;
324 : v3f m_attachment_position;
325 : v3f m_attachment_rotation;
326 : bool m_attachment_sent;
327 :
328 : video::SColor m_nametag_color;
329 : bool m_nametag_sent;
330 :
331 : public:
332 : float m_physics_override_speed;
333 : float m_physics_override_jump;
334 : float m_physics_override_gravity;
335 : bool m_physics_override_sneak;
336 : bool m_physics_override_sneak_glitch;
337 : bool m_physics_override_sent;
338 : };
339 :
340 : #endif
341 :
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