1 files changed, 93 insertions, 0 deletions
diff --git a/src/server/luaentity_sao.h b/src/server/luaentity_sao.h
new file mode 100644
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+++ b/src/server/luaentity_sao.h
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+/*
+Minetest
+Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
+Copyright (C) 2013-2020 Minetest core developers & community
+
+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.
+*/
+
+#pragma once
+
+#include "unit_sao.h"
+
+class LuaEntitySAO : public UnitSAO
+{
+public:
+	LuaEntitySAO() = delete;
+	// Used by the environment to load SAO
+	LuaEntitySAO(ServerEnvironment *env, v3f pos, const std::string &data);
+	// Used by the Lua API
+	LuaEntitySAO(ServerEnvironment *env, v3f pos, const std::string &name,
+			const std::string &state) :
+			UnitSAO(env, pos),
+			m_init_name(name), m_init_state(state)
+	{
+	}
+	~LuaEntitySAO();
+	ActiveObjectType getType() const { return ACTIVEOBJECT_TYPE_LUAENTITY; }
+	ActiveObjectType getSendType() const { return ACTIVEOBJECT_TYPE_GENERIC; }
+	virtual void addedToEnvironment(u32 dtime_s);
+	void step(float dtime, bool send_recommended);
+	std::string getClientInitializationData(u16 protocol_version);
+	bool isStaticAllowed() const { return m_prop.static_save; }
+	void getStaticData(std::string *result) const;
+	u16 punch(v3f dir, const ToolCapabilities *toolcap = nullptr,
+			ServerActiveObject *puncher = nullptr,
+			float time_from_last_punch = 1000000.0f);
+	void rightClick(ServerActiveObject *clicker);
+	void setPos(const v3f &pos);
+	void moveTo(v3f pos, bool continuous);
+	float getMinimumSavedMovement();
+	std::string getDescription();
+	void setHP(s32 hp, const PlayerHPChangeReason &reason);
+	u16 getHP() const;
+
+	/* LuaEntitySAO-specific */
+	void setVelocity(v3f velocity);
+	void addVelocity(v3f velocity) { m_velocity += velocity; }
+	v3f getVelocity();
+	void setAcceleration(v3f acceleration);
+	v3f getAcceleration();
+
+	void setTextureMod(const std::string &mod);
+	std::string getTextureMod() const;
+	void setSprite(v2s16 p, int num_frames, float framelength,
+			bool select_horiz_by_yawpitch);
+	std::string getName();
+	bool getCollisionBox(aabb3f *toset) const;
+	bool getSelectionBox(aabb3f *toset) const;
+	bool collideWithObjects() const;
+
+private:
+	std::string getPropertyPacket();
+	void sendPosition(bool do_interpolate, bool is_movement_end);
+	std::string generateSetTextureModCommand() const;
+	static std::string generateSetSpriteCommand(v2s16 p, u16 num_frames,
+			f32 framelength, bool select_horiz_by_yawpitch);
+
+	std::string m_init_name;
+	std::string m_init_state;
+	bool m_registered = false;
+
+	v3f m_velocity;
+	v3f m_acceleration;
+
+	v3f m_last_sent_position;
+	v3f m_last_sent_velocity;
+	v3f m_last_sent_rotation;
+	float m_last_sent_position_timer = 0.0f;
+	float m_last_sent_move_precision = 0.0f;
+	std::string m_current_texture_modifier = "";
+};