nuclear@8: #ifndef MESH_H_
nuclear@8: #define MESH_H_
nuclear@8: 
nuclear@8: #include <vector>
nuclear@8: #include <vmath/vmath.h>
nuclear@8: 
nuclear@8: enum MeshAttrib {
nuclear@8: 	MESH_VERTEX,
nuclear@8: 	MESH_NORMAL,
nuclear@8: 	MESH_TEXCOORD,
nuclear@8: 	MESH_TANGENT,
nuclear@8: 
nuclear@8: 	NUM_MESH_ATTRIBS
nuclear@8: };
nuclear@8: 
nuclear@8: struct MeshAttribData {
nuclear@8: 	std::vector<float> data;
nuclear@8: 	int nelems;
nuclear@8: 	int sdrloc;
nuclear@8: 
nuclear@8: 	int vbo_size;
nuclear@8: 	unsigned int vbo;
nuclear@8: 	bool vbo_valid;
nuclear@8: };
nuclear@8: 
nuclear@8: struct MeshFace {
nuclear@8: 	int vcount;
nuclear@8: 	Vector3 v[4];
nuclear@8: };
nuclear@8: 
nuclear@8: class Mesh {
nuclear@8: private:
nuclear@8: 	int prim, prim_verts;
nuclear@8: 	MeshAttribData attrib[NUM_MESH_ATTRIBS];
nuclear@8: 	int num_verts;
nuclear@8: 
nuclear@8: 	std::vector<unsigned int> index;
nuclear@8: 	int num_idx;
nuclear@8: 	unsigned int ibo;
nuclear@8: 	int ibo_size;
nuclear@8: 	bool ibo_valid;
nuclear@8: 
nuclear@8: 	unsigned int vbo_usage, ibo_usage;
nuclear@8: 
nuclear@8: 	Vector3 cur_norm, cur_tang;
nuclear@8: 	Vector2 cur_tc;
nuclear@8: 	bool cur_norm_valid, cur_tc_valid, cur_tang_valid;
nuclear@8: 
nuclear@14: 	void update_buffers();
nuclear@14: 
nuclear@8: public:
nuclear@8: 	Mesh();
nuclear@8: 	~Mesh();
nuclear@8: 
nuclear@8: 	void clear();
nuclear@8: 
nuclear@8: 	void set_primitive(int prim = -1);
nuclear@8: 	void set_attrib_location(int attr, int loc);
nuclear@8: 
nuclear@8: 	float *set_vertex_data(int attr, int nelem, int count, float *data = 0);
nuclear@8: 	unsigned int *set_index_data(int count, unsigned int *data = 0);
nuclear@8: 
nuclear@8: 	int get_vertex_count() const;
nuclear@8: 	float *get_vertex_data(int attr);
nuclear@8: 	const float *get_vertex_data(int attr) const;
nuclear@8: 
nuclear@8: 	int get_index_count() const;
nuclear@8: 	unsigned int *get_index_data();
nuclear@8: 	const unsigned int *get_index_data() const;
nuclear@8: 
nuclear@8: 	int get_face_count() const;
nuclear@8: 	MeshFace get_face(int idx) const;
nuclear@8: 
nuclear@8: 	void begin(int prim = -1);
nuclear@8: 	void end();
nuclear@8: 
nuclear@8: 	void vertex(float x, float y, float z);
nuclear@8: 	void normal(float x, float y, float z);
nuclear@8: 	void texcoord(float x, float y);
nuclear@8: 	void tangent(float x, float y, float z);
nuclear@8: 
nuclear@8: 	void draw() const;
nuclear@8: };
nuclear@8: 
nuclear@8: #endif	// MESH_H_