liibmodel

1 files changed, 170 insertions, 0 deletions

diff --git a/src/model/model.h b/src/model/model.h
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+++ b/src/model/model.h
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+/*
+   model/model.h
+   This file is part of the Osirion project and is distributed under
+   the terms of the GNU General Public License version 2
+*/
+
+#ifndef __INCLUDED_MODEL_MODEL_H__
+#define __INCLUDED_MODEL_MODEL_H__
+
+#include <vector>
+#include <map>
+#include <list>
+
+#include "math/mathlib.h"
+#include "math/plane3f.h"
+#include "model/light.h"
+#include "model/vertexarray.h"
+
+namespace model
+{
+
+/// a model triangle
+class Triangle
+{
+public:
+	/// a new triangle with 3 vertices, a normal, color and a detail flag
+	Triangle(math::Vector3f const &v0, math::Vector3f const &v1, math::Vector3f const &v2, math::Vector3f const &n, 
+			math::Color *color=0, bool detail=false);
+	~Triangle();
+
+	/// normal of the triangle
+	inline math::Vector3f const & normal() const { return triangle_normal; }
+	/// color of the triangle 
+	inline math::Color const & color() const { return triangle_color;}
+	/// indidcates if this triangle was generated from a detail brush
+	inline bool detail() const { return triangle_detail; }
+
+	/// triangle vertex 0
+	math::Vector3f 		triangle_v0;
+	/// triangle vertex 1
+	math::Vector3f 		triangle_v1;
+	/// triangle vertex 2
+	math::Vector3f 		triangle_v2;
+
+private:
+	math::Vector3f 		triangle_normal;
+	math::Color		triangle_color;
+	bool			triangle_detail;
+};
+
+/// a spacecraft engine
+class Engine
+{
+public:
+	Engine(math::Vector3f const & location);
+	~Engine();
+	
+	inline math::Vector3f const & location() const
+	{
+		return engine_location;
+	}
+	
+	math::Vector3f		engine_location;
+};
+
+	
+
+/// a 3D model contains a list of faces
+class Model
+{
+public:
+	/// load a model from disk
+	Model(std::string const & name);
+	~Model();
+	
+	/// the name of the model
+	inline std::string const & name() const
+	{
+		return model_name;
+	}
+
+	/// maximum values of the bounding box
+	inline math::Vector3f const & maxbbox() const { return model_maxbbox; }
+	
+	/// minimum values of the bounding box
+	inline math::Vector3f const & minbbox() const { return model_minbbox; }
+
+	/// first vertex in the global VertexArray
+	inline size_t first_vertex() const { return model_first_vertex; }
+
+	/// number of structural vertices in this model
+	inline size_t vertex_structural() const { return model_vertex_count; }
+
+	/// number of detail vertices
+	inline size_t vertex_detail() const { return model_vertex_countdetail; }
+
+	/// first vertex in the global VertexArray
+	inline size_t first_evertex() const { return model_first_evertex; }
+
+	/// number of structural evertices in this model
+	inline size_t evertex_structural() const { return model_evertex_count; }
+
+	/// number of detail evertices in this model
+	inline size_t evertex_detail() const { return model_evertex_countdetail; }
+
+	/// total number of triangles in this model
+	 size_t tris() const;
+
+	/// number of detail triangles in this model
+	size_t details() const;
+
+	/// radius
+	inline float radius() const { return model_radius; }
+
+	/// the Model registry
+	static std::map<std::string, Model*> registry;
+	
+	/* ---- static functions for the Model registry -------------------- */
+	
+	/// get name model, returns 0 if not found
+	static Model *find(std::string const & name);
+	
+	/// get named model from the registry and load it if necessary
+	static Model *get(std::string const & name);
+	
+	/// clear the model registry
+	static void clear();
+	
+	/// list the content of the model registry
+	static void list();
+
+	/// list of Engines
+	std::list<Engine *>	model_engine;
+
+	/// list of Lights
+	std::list<Light   *>	model_light;
+
+	
+
+private:
+	void make_face(math::Plane3f *face, std::vector<math::Plane3f *> & planes, bool detail);
+	void add_engine(Engine *engine);
+	void add_light(Light *light);
+	
+	std::string		model_name;
+	
+	float			model_radius;
+	float			model_scale;
+	bool			model_valid;
+
+	math::Vector3f		model_maxbbox;
+	math::Vector3f		model_minbbox;
+
+	// tmp lists with triangles
+	std::list<Triangle *>	model_tris;
+	std::list<Triangle *>	model_etris;
+
+	size_t			model_first_vertex;
+	size_t			model_vertex_count;
+	size_t			model_vertex_countdetail;
+
+	size_t			model_first_evertex;
+	size_t			model_evertex_count;
+	size_t			model_evertex_countdetail;
+};
+
+}
+
+#endif // __INCLUDED_MODEL_MODEL_H__
+