PEXLightValues Data Structure

   typedef struct {
         PEXEnumTypeIndex      type;
         unsigned short        reserved;
         PEXVector             direction;
         PEXCoord              point;
         float                 concentration;
         float                 spread_angle;
         float                 attenuation1;
         float                 attenuation2;
         PEXColorSpecifier5_2     color;
         float                 concentration_clamp_region;
         float                 quadratic_atten_factor;
   } PEXLightValues;
 

For a list of data structures for lookup tables, see Data Structures for Lookup Tables.