In order to further reduce the texture distortion which was caused by the algorithm of hemispherical surface mapping, the algorithm of traditional hemispherical texture mapping and its deficiency were discussed.

• 为了进一步减少半球面映射算法产生的纹理形变，首先对传统的半球面纹理映射算法及其不足之处进行分析，并在此基础上提出一种半球面纹理映射新算法。