The fixed - point value that represents the reciprocal homogeneous w component of the transformed vertex 一個浮點值,表示已轉(zhuǎn)換的頂點的倒數(shù)次w ( rhw )分量。
This property represents an attenuation constant as a fixed - point value with the valid values range from zero to 此屬性是一個定點值,表示衰減常數(shù),該常數(shù)的有效值范圍為零到