Draw primitives elements instanced.
void CL_GraphicContext::draw_primitives_elements_instanced( CL_PrimitivesType type, int count, unsigned int * indices, int instance_count); void CL_GraphicContext::draw_primitives_elements_instanced( CL_PrimitivesType type, int count, unsigned short * indices, int instance_count); void CL_GraphicContext::draw_primitives_elements_instanced( CL_PrimitivesType type, int count, unsigned char * indices, int instance_count); void CL_GraphicContext::draw_primitives_elements_instanced( CL_PrimitivesType type, int count, CL_ElementArrayBuffer & element_array, CL_VertexAttributeDataType indices_type, void * offset, int instance_count);