matrixstack.h

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#ifndef RIOENGINE_MISC_MATRIXSTACK_H_
#define RIOENGINE_MISC_MATRIXSTACK_H_

#include <stack>
#include "transform_common.h"
#include "cengine/csingleton.h"
#include "bullet/matrix/matrices.h"

#define MATRIXSTACK CSingleton<Math::MatrixStack>::getSharedInstance()

namespace Math {

class MatrixStack : public CObject {
public:
   MatrixStack();

   void setMatrix(Matrix4);
   Matrix4& getMatrix();

   void identity();

   void pushMatrix();
   void popMatrix();

   void translate(btVector3 position);
   void translate(float x, float y, float z);
   void scale(float x, float y, float z);
   void scale(btVector3 scale);
   void scale(float scale);
   void rotate(btQuaternion rot);
   void rotate(btVector3 vec);
   void rotate(float x, float y, float z);

private:
   const std::stack<Matrix4> getStack() const;

    Matrix4             m_currentMatrix;
    std::stack<Matrix4> m_stack;
};

}

#endif  // MATRIXSTACK_H