reorganized a lot of stuff and modified mapgen and objects slightly while doing it

src/content_cao.h

@@ -0,0 +1,248 @@
+/*
+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
+(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.
+
+You should have received a copy of the GNU 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 CONTENT_CAO_HEADER
+#define CONTENT_CAO_HEADER
+
+#include "clientobject.h"
+#include "content_object.h"
+#include "utility.h" // For IntervalLimiter
+
+/*
+	SmoothTranslator
+*/
+
+struct SmoothTranslator
+{
+	v3f vect_old;
+	f32 anim_counter;
+	f32 anim_time;
+	f32 anim_time_counter;
+	v3f vect_show;
+	v3f vect_aim;
+
+	SmoothTranslator():
+		vect_old(0,0,0),
+		anim_counter(0),
+		anim_time(0),
+		anim_time_counter(0),
+		vect_show(0,0,0),
+		vect_aim(0,0,0)
+	{}
+
+	void init(v3f vect)
+	{
+		vect_old = vect;
+		vect_show = vect;
+		vect_aim = vect;
+	}
+
+	void update(v3f vect_new)
+	{
+		vect_old = vect_show;
+		vect_aim = vect_new;
+		if(anim_time < 0.001 || anim_time > 1.0)
+			anim_time = anim_time_counter;
+		else
+			anim_time = anim_time * 0.9 + anim_time_counter * 0.1;
+		anim_time_counter = 0;
+		anim_counter = 0;
+	}
+
+	void translate(f32 dtime)
+	{
+		anim_time_counter = anim_time_counter + dtime;
+		anim_counter = anim_counter + dtime;
+		v3f vect_move = vect_aim - vect_old;
+		f32 moveratio = 1.0;
+		if(anim_time > 0.001)
+			moveratio = anim_time_counter / anim_time;
+		// Move a bit less than should, to avoid oscillation
+		moveratio = moveratio * 0.8;
+		if(moveratio > 1.5)
+			moveratio = 1.5;
+		vect_show = vect_old + vect_move * moveratio;
+	}
+};
+
+
+/*
+	TestCAO
+*/
+
+class TestCAO : public ClientActiveObject
+{
+public:
+	TestCAO();
+	virtual ~TestCAO();
+	
+	u8 getType() const
+	{
+		return ACTIVEOBJECT_TYPE_TEST;
+	}
+	
+	static ClientActiveObject* create();
+
+	void addToScene(scene::ISceneManager *smgr);
+	void removeFromScene();
+	void updateLight(u8 light_at_pos);
+	v3s16 getLightPosition();
+	void updateNodePos();
+
+	void step(float dtime, ClientEnvironment *env);
+
+	void processMessage(const std::string &data);
+
+private:
+	scene::IMeshSceneNode *m_node;
+	v3f m_position;
+};
+
+/*
+	ItemCAO
+*/
+
+class ItemCAO : public ClientActiveObject
+{
+public:
+	ItemCAO();
+	virtual ~ItemCAO();
+	
+	u8 getType() const
+	{
+		return ACTIVEOBJECT_TYPE_ITEM;
+	}
+	
+	static ClientActiveObject* create();
+
+	void addToScene(scene::ISceneManager *smgr);
+	void removeFromScene();
+	void updateLight(u8 light_at_pos);
+	v3s16 getLightPosition();
+	void updateNodePos();
+
+	void step(float dtime, ClientEnvironment *env);
+
+	void processMessage(const std::string &data);
+
+	void initialize(const std::string &data);
+	
+	core::aabbox3d<f32>* getSelectionBox()
+		{return &m_selection_box;}
+	v3f getPosition()
+		{return m_position;}
+
+private:
+	core::aabbox3d<f32> m_selection_box;
+	scene::IMeshSceneNode *m_node;
+	v3f m_position;
+	std::string m_inventorystring;
+};
+
+/*
+	RatCAO
+*/
+
+class RatCAO : public ClientActiveObject
+{
+public:
+	RatCAO();
+	virtual ~RatCAO();
+	
+	u8 getType() const
+	{
+		return ACTIVEOBJECT_TYPE_RAT;
+	}
+	
+	static ClientActiveObject* create();
+
+	void addToScene(scene::ISceneManager *smgr);
+	void removeFromScene();
+	void updateLight(u8 light_at_pos);
+	v3s16 getLightPosition();
+	void updateNodePos();
+
+	void step(float dtime, ClientEnvironment *env);
+
+	void processMessage(const std::string &data);
+
+	void initialize(const std::string &data);
+	
+	core::aabbox3d<f32>* getSelectionBox()
+		{return &m_selection_box;}
+	v3f getPosition()
+		{return m_position;}
+
+private:
+	core::aabbox3d<f32> m_selection_box;
+	scene::IMeshSceneNode *m_node;
+	v3f m_position;
+	float m_yaw;
+	SmoothTranslator pos_translator;
+};
+
+/*
+	Oerkki1CAO
+*/
+
+class Oerkki1CAO : public ClientActiveObject
+{
+public:
+	Oerkki1CAO();
+	virtual ~Oerkki1CAO();
+	
+	u8 getType() const
+	{
+		return ACTIVEOBJECT_TYPE_OERKKI1;
+	}
+	
+	static ClientActiveObject* create();
+
+	void addToScene(scene::ISceneManager *smgr);
+	void removeFromScene();
+	void updateLight(u8 light_at_pos);
+	v3s16 getLightPosition();
+	void updateNodePos();
+
+	void step(float dtime, ClientEnvironment *env);
+
+	void processMessage(const std::string &data);
+
+	void initialize(const std::string &data);
+	
+	core::aabbox3d<f32>* getSelectionBox()
+		{return &m_selection_box;}
+	v3f getPosition()
+		{return pos_translator.vect_show;}
+		//{return m_position;}
+
+private:
+	IntervalLimiter m_attack_interval;
+	core::aabbox3d<f32> m_selection_box;
+	scene::IMeshSceneNode *m_node;
+	v3f m_position;
+	float m_yaw;
+	SmoothTranslator pos_translator;
+	float m_damage_visual_timer;
+	bool m_damage_texture_enabled;
+};
+
+
+#endif
+