OpenSceneGraph/include/osg/Transform
2001-09-19 21:19:47 +00:00

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#ifndef OSG_TRANSFORM
#define OSG_TRANSFORM 1
#include <osg/Group>
#include <osg/Matrix>
namespace osg {
/** Transform - is group which all children
are transformed by the the Transform's osg::Matrix. Typical uses
of the Transform is for positioning objects within a scene or
producing trakerball functionality or for animatiion.
*/
class SG_EXPORT Transform : public Group
{
public :
Transform();
Transform(const Matrix& matix);
virtual Object* clone() const { return new Transform(); }
virtual bool isSameKindAs(const Object* obj) const { return dynamic_cast<const Transform*>(obj)!=NULL; }
virtual const char* className() const { return "Transform"; }
virtual void accept(NodeVisitor& nv) { nv.apply(*this); }
void setMatrix(const Matrix& mat );
inline Matrix& getMatrix() { return *_matrix; }
inline const Matrix& getMatrix() const { return *_matrix; }
void preMult( const Matrix& mat );
void preScale( const float sx, const float sy, const float sz );
void preTranslate( const float tx, const float ty, const float tz );
void preRotate( const float deg, const float x, const float y, const float z );
protected :
virtual ~Transform();
virtual const bool computeBound() const;
ref_ptr<Matrix> _matrix;
};
};
#endif