www.gusucode.com > 《matlab图像处理与界面编程宝典》秦襄培 编著，每章的MATLAB源代码程序 > 第7章/代码7-4.txt

    	
lightangle(-45,30)
set(gcf,'Renderer','zbuffer')
set(findobj(gca,'type','surface'),...
    'FaceLighting','phong',...
    'AmbientStrength',.3,'DiffuseStrength',.8,...
    'SpecularStrength',.9,'SpecularExponent',25,...
    'BackFaceLighting','unlit')