Alpha blend Delphi7 VCL

AMR-WB+是融汇了语音和音频的编码器，是wb的改进版-AMR-WB+ is a blend of voice and audio encoder, is an improved version of wb

Delphi.Blend and roll 2 layers of pictures. SMOOTH -Delphi.Blend and roll 2 layers of pictures. SMOOTH !!

应该把三个坐标平面分割为12块。在这12块上各取一点，利用gluProject()函数获得它们的深度。然后对这些深度进行排序。最后按照从后到前的顺序显示这12块平面片。显示前需利用glBlendFunc()设置融合模式。用glColor4f()指定RGBA。在实现上-Should have three coordinate plane divided into 12 pieces. On these 12 pieces of each one, using gluProject () funct