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/*
model/fragment.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_FRAGMENT_H__
#define __INCLUDED_MODEL_FRAGMENT_H__
#include "math/vector3f.h"
#include "math/color.h"
namespace model
{
/// a fragment of a model, a pointer into a continuues part of the VertexArray containt Tris or Quad data
class Fragment
{
public:
/// fragment primitive type: triangles or quads
enum Type {Triangles, Quads};
/// create a new fragment
Fragment (Type type, unsigned int material);
/// add a vertex to the fragment
size_t add_vertex(math::Vector3f const & vertex, math::Vector3f const &normal, math::Color const & color, bool detail);
/// VertexArray index of the start of the fragment
inline size_t start() const { return fragment_start; }
/// number of structural vertices in the fragment
inline size_t structural_size() const { return fragment_structural_size; }
/// number of detail vertices in the fragment
inline size_t detail_size() const { return fragment_detail_size; }
/// material flags
inline unsigned int material() { return fragment_material; }
private:
Type fragment_type;
size_t fragment_start;
size_t fragment_structural_size;
size_t fragment_detail_size;
unsigned int fragment_material;
};
}
#endif // __INCLUDED_MODEL_FRAGMENT_H__
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