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Made the more of the OSG's referenced object desctructors protected to ensure

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that they arn't created on the stack inappropriately.

Split the implemention of Matrix up so that it is a simple no referenced counted
class and can be safefly created on the stack.  To support referenced counting a
seperate subclass now exists, this is RefMatrix which inherits from both Matrix and
Object.
This commit is contained in:
Robert Osfield
2003-01-10 09:25:42 +00:00
parent f948a3de7c
commit f36bc69c58
53 changed files with 446 additions and 441 deletions
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16
include/osg/MatrixTransform
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@@ -29,26 +29,26 @@ class SG_EXPORT MatrixTransform : public Transform
META_Node(osg, MatrixTransform);
/** Set the transform's matrix.*/
void setMatrix(const Matrix& mat) { (*_matrix) = mat; _inverseDirty=true; dirtyBound(); }
void setMatrix(const Matrix& mat) { _matrix = mat; _inverseDirty=true; dirtyBound(); }
/** Get the matrix. */
inline const Matrix& getMatrix() const { return *_matrix; }
inline const Matrix& getMatrix() const { return _matrix; }
/** pre multiply the transforms matrix.*/
void preMult(const Matrix& mat) { _matrix->preMult(mat); _inverseDirty=true; dirtyBound(); }
void preMult(const Matrix& mat) { _matrix.preMult(mat); _inverseDirty=true; dirtyBound(); }
/** post multiply the transforms matrix.*/
void postMult(const Matrix& mat) { _matrix->postMult(mat); _inverseDirty=true; dirtyBound(); }
void postMult(const Matrix& mat) { _matrix.postMult(mat); _inverseDirty=true; dirtyBound(); }
/** Get the inverse matrix. */
inline const Matrix& getInverseMatrix() const
{
if (_inverseDirty)
{
_inverse->invert(*_matrix);
_inverse.invert(_matrix);
_inverseDirty = false;
}
return *_inverse;
return _inverse;
}
virtual bool computeLocalToWorldMatrix(Matrix& matrix,NodeVisitor*) const;
@@ -60,8 +60,8 @@ class SG_EXPORT MatrixTransform : public Transform
virtual ~MatrixTransform();
ref_ptr<Matrix> _matrix;
mutable ref_ptr<Matrix> _inverse;
Matrix _matrix;
mutable Matrix _inverse;
mutable bool _inverseDirty;