gistfile1.txt

FC0 = 0,0,0,0
FC1 = 1,1,1,1
FC2 = 0.7,0.7,0.7,0.7

				   "mov ft2, fc0\n"+
				   "add ft2.xy, ft2.xy, v0.xy\n"+
				   "dp3 ft2.x, ft2.xyz, ft2.xyz\n"+
				   "sqt ft2.x, ft2.x \n"+
				   "mul ft2.x, ft2.x, fc2.x \n"+
				   "sub ft2.x, fc1.x, ft2.x \n"+
				   "sat ft2.x, ft2.x \n"+				      
				   "tex ft1, v0, fs0 <2d,linear,clamp>\n"+
				   "mul ft1.xyz, ft1.xyz, ft2.xxx \n"+