mesh.h

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/* === S Y N F I G ========================================================= */
/* ========================================================================= */

/* === S T A R T =========================================================== */

#ifndef __SYNFIG_MESH_H
#define __SYNFIG_MESH_H

/* === H E A D E R S ======================================================= */

#include <vector>
#include "vector.h"

/* === M A C R O S ========================================================= */

/* === T Y P E D E F S ===================================================== */

/* === C L A S S E S & S T R U C T S ======================================= */

namespace synfig {

class Mesh
{
public:
    class Vertex {
    public:
        Vector position;
        Vector tex_coords;
        inline Vertex() { }
        inline Vertex(const Vector &position, const Vector &tex_coords):
            position(position), tex_coords(tex_coords) { }
    };

    class Triangle {
    public:
        int vertices[3];
        inline Triangle() { vertices[0] = vertices[1] = vertices[2] = 0; }
        inline Triangle(int v0, int v1, int v2) { vertices[0] = v0; vertices[1] = v1; vertices[2] = v2; }
    };

    typedef std::vector<Vertex> VertexList;
    typedef std::vector<Triangle> TriangleList;

    VertexList vertices;
    TriangleList triangles;

    void clear() { vertices.clear(); triangles.clear(); }
    bool transform_coord_world_to_texture(const Vector &src, Vector &dest) const;
    bool transform_coord_texture_to_world(const Vector &src, Vector &dest) const;

    static bool transform_coord_world_to_texture(
        const Vector &src,
        Vector &dest,
        const Vector &p0,
        const Vector &t0,
        const Vector &p1,
        const Vector &t1,
        const Vector &p2,
        const Vector &t2 );

    inline static bool transform_coord_texture_to_world(
        const Vector &src,
        Vector &dest,
        const Vector &p0,
        const Vector &t0,
        const Vector &p1,
        const Vector &t1,
        const Vector &p2,
        const Vector &t2 )
    {
        return transform_coord_world_to_texture(src, dest, t0, p0, t1, p1, t2, p2);
    }
};

}; // END of namespace synfig

#endif