CMeshInstance class in IronClad

CMeshInstance.hpp

// IronClad vertex buffer object wrapper.
#include "VertexBuffer.hpp"

// IronClad custom mesh loader.
#include "Mesh.hpp"

class CMeshInstance
{
public:
    /**
     * Loads the current instance into the GPU.
     *  Since this may not be the only instance of the mesh, if it has
     *  already been loaded into the GPU (e.g. CMesh::m_VertexBuffer
     *  is empty) then nothing is done.
     *
     * @param   CVertexBuffer&  The VBO to load into
     * 
     * @return  TRUE if the mesh was loaded in, FALSE if it's empty.
     **/
    bool LoadIntoVBO(gfx::CVertexBuffer& VBO);

    /**
     * Loads instance position data into an existing model-view matrix.
     * @param   math::matrix4x4_t&  Model-view matrix to load into
     **/
    inline void LoadPositionMatrix(math::matrix4x4_t& MVMatrix)
    { MVMatrix[0][3] = m_Position.x; MVMatrix[1][3] = m_Position.y; }

private:
    // Pointer to a loaded mesh.
    CMesh* mp_ActiveMesh;

    // Position of this mesh instance.
    math::vector2_t m_Position;
};