The method searches the information of 3d features from three - views drawing , and pre - processes the 2d data , and generates 3d solid with opengl , so the method of 3d reconstruction in this paper is general suitable and practicability 本方法是從通用的三視圖中提取三維特征信息,并對二維信息進行了預處理,在實現(xiàn)過程中采用了opengl技術,因此本文所提出的方法具有普適性和實用性。