this software can display 2-d ct images, isocentre ( s ) position in room's eye view, 2-d and 3-d beam's eye view, spatial dose distribution and images of 3-d reconstruction . visual real-time 3-d graphics of a human body can be displayed on pc by using open gl 首次提出了以“纹理透明”的全新体素级图形的三维重建方案,为体素级三维图象高速运动提供了理论依据和具体实现方法。