39 		m_metric = Vec3( 0.2126f, 0.7152f, 0.0722f );  in RangeFit()
41 		m_metric = Vec3( 1.0f );  in RangeFit()
48 	Vec3 const* values = m_colours->GetPoints();  in RangeFit()
55 	Vec3 principle = ComputePrincipleComponent( covariance );  in RangeFit()
58 	Vec3 start( 0.0f );  in RangeFit()
59 	Vec3 end( 0.0f );  in RangeFit()
84 	Vec3 const one( 1.0f );  in RangeFit()
85 	Vec3 const zero( 0.0f );  in RangeFit()
90 	Vec3 const grid( 31.0f, 63.0f, 31.0f );  in RangeFit()
91 	Vec3 const gridrcp( 1.0f/31.0f, 1.0f/63.0f, 1.0f/31.0f );  in RangeFit()
92 	Vec3 const half( 0.5f );  in RangeFit()
101 	Vec3 const* values = m_colours->GetPoints();  in Compress3()
104 	Vec3 codes[3];  in Compress3()
153 	Vec3 const* values = m_colours->GetPoints();  in Compress4()
156 	Vec3 codes[4];  in Compress4()