Texture.h

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/* $Id:$ */

#ifndef __TEXTURE_H
#define __TEXTURE_H

#include <vecmath/Color3f.h>
#include <esg/Definitions.h>
#include <esg/ESGObject.h>

namespace esg {

class OGSCENE_EXPORT Texture : public ESGObject {
public:
    enum Mapping {
        UV_MAPPING  = (1<<0),
        XYZ_MAPPING = (1<<1)
    };

protected:
    Mapping _mapping;
    
public:
    Texture(Mapping m) : _mapping(m) {}
    virtual ~Texture () {}

    virtual bool mapUV  (float u, float v, Color3f& c)          const = 0;
    virtual bool mapXYZ (float x, float y, float z, Color3f& c) const = 0;

    Mapping mapping (void) const { return _mapping; }

    bool mapUV (const Vector2& uv, Color3f& c) const
    {
        return mapUV(uv.x, uv.y, c);
    }
    
    bool mapXYZ (const Vector3& v, Color3f& c) const
    {
        return mapXYZ(v.x, v.y, v.z, c);
    }
};
    
}; // namespace

#endif // __TEXTURE_H

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