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Diffstat (limited to 'src/clientenvironment.h')
| -rw-r--r-- | src/clientenvironment.h | 191 |
1 files changed, 191 insertions, 0 deletions
diff --git a/src/clientenvironment.h b/src/clientenvironment.h new file mode 100644 index 000000000..e6292b5b7 --- /dev/null +++ b/src/clientenvironment.h @@ -0,0 +1,191 @@ +/* +Minetest +Copyright (C) 2010-2017 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 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 Lesser General Public License for more details. + +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. +*/ + +#ifndef CLIENT_ENVIRONMENT_HEADER +#define CLIENT_ENVIRONMENT_HEADER + +#include <IrrlichtDevice.h> +#include <ISceneManager.h> +#include "environment.h" +#include "clientobject.h" + +class ClientSimpleObject; +class ClientMap; +class ClientActiveObject; +class GenericCAO; +class LocalPlayer; + +/* + The client-side environment. + + This is not thread-safe. + Must be called from main (irrlicht) thread (uses the SceneManager) + Client uses an environment mutex. +*/ + +enum ClientEnvEventType +{ + CEE_NONE, + CEE_PLAYER_DAMAGE, + CEE_PLAYER_BREATH +}; + +struct ClientEnvEvent +{ + ClientEnvEventType type; + union { + //struct{ + //} none; + struct{ + u8 amount; + bool send_to_server; + } player_damage; + struct{ + u16 amount; + } player_breath; + }; +}; + +class ClientEnvironment : public Environment +{ +public: + ClientEnvironment(ClientMap *map, scene::ISceneManager *smgr, + ITextureSource *texturesource, IGameDef *gamedef, + IrrlichtDevice *device); + ~ClientEnvironment(); + + Map & getMap(); + ClientMap & getClientMap(); + + IGameDef *getGameDef() + { return m_gamedef; } + + void step(f32 dtime); + + virtual void setLocalPlayer(LocalPlayer *player); + LocalPlayer *getLocalPlayer() { return m_local_player; } + + /* + ClientSimpleObjects + */ + + void addSimpleObject(ClientSimpleObject *simple); + + /* + ActiveObjects + */ + + GenericCAO* getGenericCAO(u16 id); + ClientActiveObject* getActiveObject(u16 id); + + /* + Adds an active object to the environment. + Environment handles deletion of object. + Object may be deleted by environment immediately. + If id of object is 0, assigns a free id to it. + Returns the id of the object. + Returns 0 if not added and thus deleted. + */ + u16 addActiveObject(ClientActiveObject *object); + + void addActiveObject(u16 id, u8 type, const std::string &init_data); + void removeActiveObject(u16 id); + + void processActiveObjectMessage(u16 id, const std::string &data); + + /* + Callbacks for activeobjects + */ + + void damageLocalPlayer(u8 damage, bool handle_hp=true); + void updateLocalPlayerBreath(u16 breath); + + /* + Client likes to call these + */ + + // Get all nearby objects + void getActiveObjects(v3f origin, f32 max_d, + std::vector<DistanceSortedActiveObject> &dest); + + // Get event from queue. CEE_NONE is returned if queue is empty. + ClientEnvEvent getClientEvent(); + + /*! + * Gets closest object pointed by the shootline. + * Returns NULL if not found. + * + * \param[in] shootline_on_map the shootline for + * the test in world coordinates + * \param[out] intersection_point the first point where + * the shootline meets the object. Valid only if + * not NULL is returned. + * \param[out] intersection_normal the normal vector of + * the intersection, pointing outwards. Zero vector if + * the shootline starts in an active object. + * Valid only if not NULL is returned. + */ + ClientActiveObject * getSelectedActiveObject( + const core::line3d<f32> &shootline_on_map, + v3f *intersection_point, + v3s16 *intersection_normal + ); + + /*! + * Performs a raycast on the world. + * Returns the first thing the shootline meets. + * + * @param[in] shootline the shootline, starting from + * the camera position. This also gives the maximal distance + * of the search. + * @param[in] liquids_pointable if false, liquids are ignored + * @param[in] look_for_object if false, objects are ignored + */ + PointedThing getPointedThing( + core::line3d<f32> shootline, + bool liquids_pointable, + bool look_for_object); + + u16 attachement_parent_ids[USHRT_MAX + 1]; + + const std::list<std::string> &getPlayerNames() { return m_player_names; } + void addPlayerName(const std::string &name) { m_player_names.push_back(name); } + void removePlayerName(const std::string &name) { m_player_names.remove(name); } + void updateCameraOffset(v3s16 camera_offset) + { m_camera_offset = camera_offset; } + v3s16 getCameraOffset() const { return m_camera_offset; } +private: + ClientMap *m_map; + LocalPlayer *m_local_player; + scene::ISceneManager *m_smgr; + ITextureSource *m_texturesource; + IGameDef *m_gamedef; + IrrlichtDevice *m_irr; + UNORDERED_MAP<u16, ClientActiveObject*> m_active_objects; + std::vector<ClientSimpleObject*> m_simple_objects; + std::queue<ClientEnvEvent> m_client_event_queue; + IntervalLimiter m_active_object_light_update_interval; + IntervalLimiter m_lava_hurt_interval; + IntervalLimiter m_drowning_interval; + IntervalLimiter m_breathing_interval; + std::list<std::string> m_player_names; + v3s16 m_camera_offset; +}; + +#endif |