arc-engine 9.3 controls very slow and direct X Graphics controls

Discussion created by jama_beta on Jun 10, 2012
dear all
i use esri arcengine9.3 tool kit  AXmapcontrol and AXtoolbar control and to desktop application contain graphics controls Direct X when drawing these mapcontrol became very slow for main functionality (add layer ,full extent,delete layer ) also map features graphics in map in small zoom(ex 1:50) the feature not draw truly