 	};
 #else
 	const int N = 16;
-	const float4 Colours[N] = 
+	float4 Colours[N] = 
 	{  /* colours for different spectral classes: Oh Be A Fine Girl Kiss Me */
 		make_float4( 32.0f,  78.0f, 255.0f, 1.0f),  /* O0 */
 		make_float4( 62.0f, 108.0f, 255.0f, 1.0f),  /* O5 */

				mid = (beg + end) >> 1;
			}

			return mid;
		}
};


#if 1
		/* sample colours form the MF */
		const float  Mstar = sGlow.sampleMass(id);
		const float4 Cstar = sGlow.getColour(Mstar);
		color = Cstar;

		//We need to tune this parameter, this disabled glowing stars uptill a certain time
