Track on geometric boundary. Pre step volume: Scanner_phys Post step volume: Head_Case_2_phys Pre step ID: 0 Post step ID: 2 Track on geometric boundary. Pre step volume: Head_Case_2_phys Post step volume: Head_Fill_phys Pre step ID: 2 Post step ID: 0 Track on geometric boundary. Pre step volume: Head_Fill_phys Post step volume: Layer_OuterGround_phys Pre step ID: 0 Post step ID: 0 Track on geometric boundary. Pre step volume: Layer_OuterPCB_phys Post step volume: Layer_OuterPCB_phys Pre step ID: 0 Post step ID: 1 Track on geometric boundary. Pre step volume: Layer_ZReadoutStrips_phys Post step volume: Layer_ZReadoutStrips_phys Pre step ID: 1 Post step ID: 2 Track on geometric boundary. Pre step volume: Layer_OuterInsulator_phys Post step volume: Layer_OuterInsulator_phys Pre step ID: 2 Post step ID: 3 Track on geometric boundary. Pre step volume: Layer_GlassPlate_1_phys Post step volume: Layer_GlassPlate_1_phys Pre step ID: 3 Post step ID: 4 Track on geometric boundary. Pre step volume: Layer_GasGap_1_phys Post step volume: Layer_GasGap_1_phys Pre step ID: 4 Post step ID: 5 Track on geometric boundary. Pre step volume: Layer_GlassPlate_2_phys Post step volume: Layer_GlassPlate_2_phys Pre step ID: 5 Post step ID: 6 Track on geometric boundary. Pre step volume: Layer_GasGap_2_phys Post step volume: Layer_GasGap_2_phys Pre step ID: 6 Post step ID: 7 Track on geometric boundary. Pre step volume: Layer_GlassPlate_3_phys Post step volume: Layer_GlassPlate_3_phys Pre step ID: 7 Post step ID: 8 Track on geometric boundary. Pre step volume: Layer_GasGap_3_phys Post step volume: Layer_GasGap_3_phys Pre step ID: 8 Post step ID: 9 Track on geometric boundary. Pre step volume: Layer_GlassPlate_4_phys Post step volume: Layer_GlassPlate_4_phys Pre step ID: 9 Post step ID: 10 Track on geometric boundary. Pre step volume: Layer_GasGap_4_phys Post step volume: Layer_GasGap_4_phys Pre step ID: 10 Post step ID: 11 Track on geometric boundary. Pre step volume: Layer_GlassPlate_5_phys Post step volume: Layer_GlassPlate_5_phys Pre step ID: 11 Post step ID: 12 Track on geometric boundary. Pre step volume: Layer_GasGap_5_phys Post step volume: Layer_GasGap_5_phys Pre step ID: 12 Post step ID: 13 Track on geometric boundary. Pre step volume: Layer_GlassPlate_6_phys Post step volume: Layer_GlassPlate_6_phys Pre step ID: 13 Post step ID: 14 Track on geometric boundary. Pre step volume: Layer_InnerInsulator_phys Post step volume: Layer_InnerInsulator_phys Pre step ID: 14 Post step ID: 15 Track on geometric boundary. Pre step volume: Layer_YReadoutStrips_phys Post step volume: Layer_YReadoutStrips_phys Pre step ID: 15 Post step ID: 16 Track on geometric boundary. Pre step volume: Layer_InnerPCB_phys Post step volume: Layer_InnerPCB_phys Pre step ID: 16 Post step ID: 17 Track on geometric boundary. Pre step volume: Layer_InnerPCB_phys Post step volume: Layer_InnerPCB_phys Pre step ID: 17 Post step ID: 17 Track on geometric boundary. Pre step volume: Layer_YReadoutStrips_phys Post step volume: Layer_YReadoutStrips_phys Pre step ID: 17 Post step ID: 16 Track on geometric boundary. Pre step volume: Layer_InnerInsulator_phys Post step volume: Layer_InnerInsulator_phys Pre step ID: 16 Post step ID: 15 Track on geometric boundary. Pre step volume: Layer_GlassPlate_6_phys Post step volume: Layer_GlassPlate_6_phys Pre step ID: 15 Post step ID: 14 Track on geometric boundary. Pre step volume: Layer_GasGap_5_phys Post step volume: Layer_GasGap_5_phys Pre step ID: 14 Post step ID: 13 Track on geometric boundary. Pre step volume: Layer_GlassPlate_5_phys Post step volume: Layer_GlassPlate_5_phys Pre step ID: 13 Post step ID: 12 Track on geometric boundary. Pre step volume: Layer_GasGap_4_phys Post step volume: Layer_GasGap_4_phys Pre step ID: 12 Post step ID: 11 Track on geometric boundary. Pre step volume: Layer_GlassPlate_4_phys Post step volume: Layer_GlassPlate_4_phys Pre step ID: 11 Post step ID: 10 Track on geometric boundary. Pre step volume: Layer_GasGap_3_phys Post step volume: Layer_GasGap_3_phys Pre step ID: 10 Post step ID: 9 Track on geometric boundary. Pre step volume: Layer_GlassPlate_3_phys Post step volume: Layer_GlassPlate_3_phys Pre step ID: 9 Post step ID: 8 Track on geometric boundary. Pre step volume: Layer_GasGap_2_phys Post step volume: Layer_GasGap_2_phys Pre step ID: 8 Post step ID: 7 Track on geometric boundary. Pre step volume: Layer_GlassPlate_2_phys Post step volume: Layer_GlassPlate_2_phys Pre step ID: 7 Post step ID: 6 Track on geometric boundary. Pre step volume: Layer_GasGap_1_phys Post step volume: Layer_GasGap_1_phys Pre step ID: 6 Post step ID: 5 Track on geometric boundary. Pre step volume: Layer_GlassPlate_1_phys Post step volume: Layer_GlassPlate_1_phys Pre step ID: 5 Post step ID: 4 Track on geometric boundary. Pre step volume: Layer_OuterInsulator_phys Post step volume: Layer_OuterInsulator_phys Pre step ID: 4 Post step ID: 3 Track on geometric boundary. Pre step volume: Layer_ZReadoutStrips_phys Post step volume: Layer_ZReadoutStrips_phys Pre step ID: 3 Post step ID: 2 Track on geometric boundary. Pre step volume: Layer_OuterPCB_phys Post step volume: Layer_OuterPCB_phys Pre step ID: 2 Post step ID: 1 Track on geometric boundary. Pre step volume: Layer_OuterGround_phys Post step volume: Layer_OuterGround_phys Pre step ID: 1 Post step ID: 0 Track on geometric boundary. Pre step volume: Layer_OuterGround_phys Post step volume: Layer_OuterGround_phys Pre step ID: 0 Post step ID: 0 Track on geometric boundary. Pre step volume: Layer_OuterPCB_phys Post step volume: Layer_OuterPCB_phys Pre step ID: 0 Post step ID: 1 Track on geometric boundary. Pre step volume: Layer_ZReadoutStrips_phys Post step volume: Layer_ZReadoutStrips_phys Pre step ID: 1 Post step ID: 2 Track on geometric boundary. Pre step volume: Layer_OuterInsulator_phys Post step volume: Layer_OuterInsulator_phys Pre step ID: 2 Post step ID: 3 Track on geometric boundary. Pre step volume: Layer_GlassPlate_1_phys Post step volume: Layer_GlassPlate_1_phys Pre step ID: 3 Post step ID: 4 Track on geometric boundary. Pre step volume: Layer_GasGap_1_phys Post step volume: Layer_GasGap_1_phys Pre step ID: 4 Post step ID: 5 Track on geometric boundary. Pre step volume: Layer_GlassPlate_2_phys Post step volume: Layer_GlassPlate_2_phys Pre step ID: 5 Post step ID: 6 Track on geometric boundary. Pre step volume: Layer_GasGap_2_phys Post step volume: Layer_GasGap_2_phys Pre step ID: 6 Post step ID: 7 Track on geometric boundary. Pre step volume: Layer_GlassPlate_3_phys Post step volume: Layer_GlassPlate_3_phys Pre step ID: 7 Post step ID: 8 Track on geometric boundary. Pre step volume: Layer_GasGap_3_phys Post step volume: Layer_GasGap_3_phys Pre step ID: 8 Post step ID: 9 Track on geometric boundary. Pre step volume: Layer_GlassPlate_4_phys Post step volume: Layer_GlassPlate_4_phys Pre step ID: 9 Post step ID: 10 Track on geometric boundary. Pre step volume: Layer_GasGap_4_phys Post step volume: Layer_GasGap_4_phys Pre step ID: 10 Post step ID: 11 Track on geometric boundary. Pre step volume: Layer_GlassPlate_5_phys Post step volume: Layer_GlassPlate_5_phys Pre step ID: 11 Post step ID: 12 Track on geometric boundary. Pre step volume: Layer_GasGap_5_phys Post step volume: Layer_GasGap_5_phys Pre step ID: 12 Post step ID: 13 Track on geometric boundary. Pre step volume: Layer_GlassPlate_6_phys Post step volume: Layer_GlassPlate_6_phys Pre step ID: 13 Post step ID: 14 Track on geometric boundary. Pre step volume: Layer_InnerInsulator_phys Post step volume: Layer_InnerInsulator_phys Pre step ID: 14 Post step ID: 15 Track on geometric boundary. Pre step volume: Layer_YReadoutStrips_phys Post step volume: Layer_YReadoutStrips_phys Pre step ID: 15 Post step ID: 16 Track on geometric boundary. Pre step volume: Layer_InnerPCB_phys Post step volume: Layer_InnerPCB_phys Pre step ID: 16 Post step ID: 17 Track on geometric boundary. Pre step volume: Layer_InnerPCB_phys Post step volume: Layer_InnerPCB_phys Pre step ID: 17 Post step ID: 17 Track on geometric boundary. Pre step volume: Layer_YReadoutStrips_phys Post step volume: Layer_YReadoutStrips_phys Pre step ID: 17 Post step ID: 16 Track on geometric boundary. Pre step volume: Layer_InnerInsulator_phys Post step volume: Layer_InnerInsulator_phys Pre step ID: 16 Post step ID: 15 Track on geometric boundary. Pre step volume: Layer_GlassPlate_6_phys Post step volume: Layer_GlassPlate_6_phys Pre step ID: 15 Post step ID: 14 Track on geometric boundary. Pre step volume: Layer_GasGap_5_phys Post step volume: Layer_GasGap_5_phys Pre step ID: 14 Post step ID: 13 Track on geometric boundary. Pre step volume: Layer_GlassPlate_5_phys Post step volume: Layer_GlassPlate_5_phys Pre step ID: 13 Post step ID: 12 Track on geometric boundary. Pre step volume: Layer_GasGap_4_phys Post step volume: Layer_GasGap_4_phys Pre step ID: 12 Post step ID: 11 Track on geometric boundary. Pre step volume: Layer_GlassPlate_4_phys Post step volume: Layer_GlassPlate_4_phys Pre step ID: 11 Post step ID: 10 Track on geometric boundary. Pre step volume: Layer_GasGap_3_phys Post step volume: Layer_GasGap_3_phys Pre step ID: 10 Post step ID: 9 Track on geometric boundary. Pre step volume: Layer_GlassPlate_3_phys Post step volume: Layer_GlassPlate_3_phys Pre step ID: 9 Post step ID: 8 Track on geometric boundary. Pre step volume: Layer_GasGap_2_phys Post step volume: Layer_GasGap_2_phys Pre step ID: 8 Post step ID: 7 Track on geometric boundary. Pre step volume: Layer_GlassPlate_2_phys Post step volume: Layer_GlassPlate_2_phys Pre step ID: 7 Post step ID: 6 Track on geometric boundary. Pre step volume: Layer_GasGap_1_phys Post step volume: Layer_GasGap_1_phys Pre step ID: 6 Post step ID: 5 Track on geometric boundary. Pre step volume: Layer_GlassPlate_1_phys Post step volume: Layer_GlassPlate_1_phys Pre step ID: 5 Post step ID: 4 Track on geometric boundary. Pre step volume: Layer_OuterInsulator_phys Post step volume: Layer_OuterInsulator_phys Pre step ID: 4 Post step ID: 3 Track on geometric boundary. Pre step volume: Layer_ZReadoutStrips_phys Post step volume: Layer_ZReadoutStrips_phys Pre step ID: 3 Post step ID: 2 Track on geometric boundary. Pre step volume: Layer_OuterPCB_phys Post step volume: Layer_OuterPCB_phys Pre step ID: 2 Post step ID: 1 Track on geometric boundary. Pre step volume: Layer_OuterGround_phys Post step volume: Layer_OuterGround_phys Pre step ID: 1 Post step ID: 0 Track on geometric boundary. Pre step volume: Layer_OuterGround_phys Post step volume: Layer_OuterGround_phys Pre step ID: 0 Post step ID: 0 Track on geometric boundary. Pre step volume: Layer_OuterPCB_phys Post step volume: Layer_OuterPCB_phys Pre step ID: 0 Post step ID: 1 Track on geometric boundary. Pre step volume: Layer_ZReadoutStrips_phys Post step volume: Layer_ZReadoutStrips_phys Pre step ID: 1 Post step ID: 2 Track on geometric boundary. Pre step volume: Layer_OuterInsulator_phys Post step volume: Layer_OuterInsulator_phys Pre step ID: 2 Post step ID: 3 Track on geometric boundary. Pre step volume: Layer_GlassPlate_1_phys Post step volume: Layer_GlassPlate_1_phys Pre step ID: 3 Post step ID: 4 Track on geometric boundary. Pre step volume: Layer_GasGap_1_phys Post step volume: Layer_GasGap_1_phys Pre step ID: 4 Post step ID: 5 Track on geometric boundary. Pre step volume: Layer_GlassPlate_2_phys Post step volume: Layer_GlassPlate_2_phys Pre step ID: 5 Post step ID: 6 Track on geometric boundary. Pre step volume: Layer_GasGap_2_phys Post step volume: Layer_GasGap_2_phys Pre step ID: 6 Post step ID: 7 Track on geometric boundary. Pre step volume: Layer_GlassPlate_3_phys Post step volume: Layer_GlassPlate_3_phys Pre step ID: 7 Post step ID: 8 Track on geometric boundary. Pre step volume: Layer_GasGap_3_phys Post step volume: Layer_GasGap_3_phys Pre step ID: 8 Post step ID: 9 Track on geometric boundary. Pre step volume: Layer_GlassPlate_4_phys Post step volume: Layer_GlassPlate_4_phys Pre step ID: 9 Post step ID: 10 Track on geometric boundary. Pre step volume: Layer_GasGap_4_phys Post step volume: Layer_GasGap_4_phys Pre step ID: 10 Post step ID: 11 Track on geometric boundary. Pre step volume: Layer_GlassPlate_5_phys Post step volume: Layer_GlassPlate_5_phys Pre step ID: 11 Post step ID: 12 Track on geometric boundary. Pre step volume: Layer_GasGap_5_phys Post step volume: Layer_GasGap_5_phys Pre step ID: 12 Post step ID: 13 Track on geometric boundary. Pre step volume: Layer_GlassPlate_6_phys Post step volume: Layer_GlassPlate_6_phys Pre step ID: 13 Post step ID: 14 Track on geometric boundary. Pre step volume: Layer_InnerInsulator_phys Post step volume: Layer_InnerInsulator_phys Pre step ID: 14 Post step ID: 15 Track on geometric boundary. Pre step volume: Layer_YReadoutStrips_phys Post step volume: Layer_YReadoutStrips_phys Pre step ID: 15 Post step ID: 16 Track on geometric boundary. Pre step volume: Layer_InnerPCB_phys Post step volume: Layer_InnerPCB_phys Pre step ID: 16 Post step ID: 17 Track on geometric boundary. Pre step volume: Layer_InnerPCB_phys Post step volume: Layer_InnerPCB_phys Pre step ID: 17 Post step ID: 17 Track on geometric boundary. Pre step volume: Layer_YReadoutStrips_phys Post step volume: Layer_YReadoutStrips_phys Pre step ID: 17 Post step ID: 16 Track on geometric boundary. Pre step volume: Layer_InnerInsulator_phys Post step volume: Layer_InnerInsulator_phys Pre step ID: 16 Post step ID: 15 Track on geometric boundary. Pre step volume: Layer_GlassPlate_6_phys Post step volume: Layer_GlassPlate_6_phys Pre step ID: 15 Post step ID: 14 Track on geometric boundary. Pre step volume: Layer_GasGap_5_phys Post step volume: Layer_GasGap_5_phys Pre step ID: 14 Post step ID: 13 Track on geometric boundary. Pre step volume: Layer_GlassPlate_5_phys Post step volume: Layer_GlassPlate_5_phys Pre step ID: 13 Post step ID: 12 Track on geometric boundary. Pre step volume: Layer_GasGap_4_phys Post step volume: Layer_GasGap_4_phys Pre step ID: 12 Post step ID: 11 Track on geometric boundary. Pre step volume: Layer_GlassPlate_4_phys Post step volume: Layer_GlassPlate_4_phys Pre step ID: 11 Post step ID: 10 Track on geometric boundary. Pre step volume: Layer_GasGap_3_phys Post step volume: Layer_GasGap_3_phys Pre step ID: 10 Post step ID: 9 Track on geometric boundary. Pre step volume: Layer_GlassPlate_3_phys Post step volume: Layer_GlassPlate_3_phys Pre step ID: 9 Post step ID: 8 Track on geometric boundary. Pre step volume: Layer_GasGap_2_phys Post step volume: Layer_GasGap_2_phys Pre step ID: 8 Post step ID: 7 Track on geometric boundary. Pre step volume: Layer_GlassPlate_2_phys Post step volume: Layer_GlassPlate_2_phys Pre step ID: 7 Post step ID: 6 Track on geometric boundary. Pre step volume: Layer_GasGap_1_phys Post step volume: Layer_GasGap_1_phys Pre step ID: 6 Post step ID: 5 Track on geometric boundary. Pre step volume: Layer_GlassPlate_1_phys Post step volume: Layer_GlassPlate_1_phys Pre step ID: 5 Post step ID: 4 Track on geometric boundary. Pre step volume: Layer_OuterInsulator_phys Post step volume: Layer_OuterInsulator_phys Pre step ID: 4 Post step ID: 3 Track on geometric boundary. Pre step volume: Layer_ZReadoutStrips_phys Post step volume: Layer_ZReadoutStrips_phys Pre step ID: 3 Post step ID: 2 Track on geometric boundary. Pre step volume: Layer_OuterPCB_phys Post step volume: Layer_OuterPCB_phys Pre step ID: 2 Post step ID: 1 Track on geometric boundary. Pre step volume: Layer_OuterGround_phys Post step volume: Layer_OuterGround_phys Pre step ID: 1 Post step ID: 0 Track on geometric boundary. Pre step volume: Layer_OuterGround_phys Post step volume: Layer_OuterGround_phys Pre step ID: 0 Post step ID: 0 Track on geometric boundary. Pre step volume: Layer_OuterPCB_phys Post step volume: Layer_OuterPCB_phys Pre step ID: 0 Post step ID: 1 Track on geometric boundary. Pre step volume: Layer_ZReadoutStrips_phys Post step volume: Layer_ZReadoutStrips_phys Pre step ID: 1 Post step ID: 2 Track on geometric boundary. Pre step volume: Layer_OuterInsulator_phys Post step volume: Layer_OuterInsulator_phys Pre step ID: 2 Post step ID: 3 Track on geometric boundary. Pre step volume: Layer_GlassPlate_1_phys Post step volume: Layer_GlassPlate_1_phys Pre step ID: 3 Post step ID: 4 Track on geometric boundary. Pre step volume: Layer_GasGap_1_phys Post step volume: Layer_GasGap_1_phys Pre step ID: 4 Post step ID: 5 Track on geometric boundary. Pre step volume: Layer_GlassPlate_2_phys Post step volume: Layer_GlassPlate_2_phys Pre step ID: 5 Post step ID: 6 Track on geometric boundary. Pre step volume: Layer_GasGap_2_phys Post step volume: Layer_GasGap_2_phys Pre step ID: 6 Post step ID: 7 Track on geometric boundary. Pre step volume: Layer_GlassPlate_3_phys Post step volume: Layer_GlassPlate_3_phys Pre step ID: 7 Post step ID: 8 Track on geometric boundary. Pre step volume: Layer_GasGap_3_phys Post step volume: Layer_GasGap_3_phys Pre step ID: 8 Post step ID: 9 Track on geometric boundary. Pre step volume: Layer_GlassPlate_4_phys Post step volume: Layer_GlassPlate_4_phys Pre step ID: 9 Post step ID: 10 Track on geometric boundary. Pre step volume: Layer_GasGap_4_phys Post step volume: Layer_GasGap_4_phys Pre step ID: 10 Post step ID: 11 Track on geometric boundary. Pre step volume: Layer_GlassPlate_5_phys Post step volume: Layer_GlassPlate_5_phys Pre step ID: 11 Post step ID: 12 Track on geometric boundary. Pre step volume: Layer_GasGap_5_phys Post step volume: Layer_GasGap_5_phys Pre step ID: 12 Post step ID: 13 Track on geometric boundary. Pre step volume: Layer_GlassPlate_6_phys Post step volume: Layer_GlassPlate_6_phys Pre step ID: 13 Post step ID: 14 Track on geometric boundary. Pre step volume: Layer_InnerInsulator_phys Post step volume: Layer_InnerInsulator_phys Pre step ID: 14 Post step ID: 15 Track on geometric boundary. Pre step volume: Layer_YReadoutStrips_phys Post step volume: Layer_YReadoutStrips_phys Pre step ID: 15 Post step ID: 16 Track on geometric boundary. Pre step volume: Layer_InnerPCB_phys Post step volume: Layer_InnerPCB_phys Pre step ID: 16 Post step ID: 17 Track on geometric boundary. Pre step volume: Layer_InnerPCB_phys Post step volume: Layer_InnerPCB_phys Pre step ID: 17 Post step ID: 17 Track on geometric boundary. Pre step volume: Layer_YReadoutStrips_phys Post step volume: Layer_YReadoutStrips_phys Pre step ID: 17 Post step ID: 16 Track on geometric boundary. Pre step volume: Layer_InnerInsulator_phys Post step volume: Layer_InnerInsulator_phys Pre step ID: 16 Post step ID: 15 Track on geometric boundary. Pre step volume: Layer_GlassPlate_6_phys Post step volume: Layer_GlassPlate_6_phys Pre step ID: 15 Post step ID: 14 Track on geometric boundary. Pre step volume: Layer_GasGap_5_phys Post step volume: Layer_GasGap_5_phys Pre step ID: 14 Post step ID: 13 Track on geometric boundary. Pre step volume: Layer_GlassPlate_5_phys Post step volume: Layer_GlassPlate_5_phys Pre step ID: 13 Post step ID: 12 Track on geometric boundary. Pre step volume: Layer_GasGap_4_phys Post step volume: Layer_GasGap_4_phys Pre step ID: 12 Post step ID: 11 Track on geometric boundary. Pre step volume: Layer_GlassPlate_4_phys Post step volume: Layer_GlassPlate_4_phys Pre step ID: 11 Post step ID: 10 Track on geometric boundary. Pre step volume: Layer_GasGap_3_phys Post step volume: Layer_GasGap_3_phys Pre step ID: 10 Post step ID: 9 Track on geometric boundary. Pre step volume: Layer_GlassPlate_3_phys Post step volume: Layer_GlassPlate_3_phys Pre step ID: 9 Post step ID: 8 Track on geometric boundary. Pre step volume: Layer_GasGap_2_phys Post step volume: Layer_GasGap_2_phys Pre step ID: 8 Post step ID: 7 Track on geometric boundary. Pre step volume: Layer_GlassPlate_2_phys Post step volume: Layer_GlassPlate_2_phys Pre step ID: 7 Post step ID: 6 Track on geometric boundary. Pre step volume: Layer_GasGap_1_phys Post step volume: Layer_GasGap_1_phys Pre step ID: 6 Post step ID: 5 Track on geometric boundary. Pre step volume: Layer_GlassPlate_1_phys Post step volume: Layer_GlassPlate_1_phys Pre step ID: 5 Post step ID: 4 Track on geometric boundary. Pre step volume: Layer_OuterInsulator_phys Post step volume: Layer_OuterInsulator_phys Pre step ID: 4 Post step ID: 3 Track on geometric boundary. Pre step volume: Layer_ZReadoutStrips_phys Post step volume: Layer_ZReadoutStrips_phys Pre step ID: 3 Post step ID: 2 Track on geometric boundary. Pre step volume: Layer_OuterPCB_phys Post step volume: Layer_OuterPCB_phys Pre step ID: 2 Post step ID: 1 Track on geometric boundary. Pre step volume: Layer_OuterGround_phys Post step volume: Layer_OuterGround_phys Pre step ID: 1 Post step ID: 0 Track on geometric boundary. Pre step volume: Layer_OuterGround_phys Post step volume: Head_Fill_phys Pre step ID: 0 Post step ID: 0 Track on geometric boundary. Pre step volume: Head_Fill_phys Post step volume: Head_Case_2_phys Pre step ID: 0 Post step ID: 2 Track on geometric boundary. Pre step volume: Head_Case_1_phys Post step volume: Scanner_phys Pre step ID: 2 Post step ID: 0 Track on geometric boundary. Pre step volume: Scanner_phys Post step volume: ExpWorld_phys Pre step ID: 0 Post step ID: 0 Track on geometric boundary. Pre step volume: Scanner_phys Post step volume: Head_Case_2_phys Pre step ID: 0 Post step ID: 2 Track on geometric boundary. Pre step volume: Head_Case_2_phys Post step volume: Head_Fill_phys Pre step ID: 2 Post step ID: 0 Track on geometric boundary. Pre step volume: Head_Fill_phys Post step volume: Layer_OuterGround_phys Pre step ID: 0 Post step ID: 0 Track on geometric boundary. Pre step volume: Layer_OuterPCB_phys Post step volume: Layer_OuterPCB_phys Pre step ID: 0 Post step ID: 1 Track on geometric boundary. Pre step volume: Layer_ZReadoutStrips_phys Post step volume: Layer_ZReadoutStrips_phys Pre step ID: 1 Post step ID: 2 Track on geometric boundary. Pre step volume: Layer_OuterInsulator_phys Post step volume: Layer_OuterInsulator_phys Pre step ID: 2 Post step ID: 3 Track on geometric boundary. Pre step volume: Layer_GlassPlate_1_phys Post step volume: Layer_GlassPlate_1_phys Pre step ID: 3 Post step ID: 4 Track on geometric boundary. Pre step volume: Layer_GasGap_1_phys Post step volume: Layer_GasGap_1_phys Pre step ID: 4 Post step ID: 5 Track on geometric boundary. Pre step volume: Layer_GlassPlate_2_phys Post step volume: Layer_GlassPlate_2_phys Pre step ID: 5 Post step ID: 6 Track on geometric boundary. Pre step volume: Layer_GasGap_2_phys Post step volume: Layer_GasGap_2_phys Pre step ID: 6 Post step ID: 7 Track on geometric boundary. Pre step volume: Layer_GlassPlate_3_phys Post step volume: Layer_GlassPlate_3_phys Pre step ID: 7 Post step ID: 8 Track on geometric boundary. Pre step volume: Layer_GasGap_3_phys Post step volume: Layer_GasGap_3_phys Pre step ID: 8 Post step ID: 9 Track on geometric boundary. Pre step volume: Layer_GlassPlate_4_phys Post step volume: Layer_GlassPlate_4_phys Pre step ID: 9 Post step ID: 10 Track on geometric boundary. Pre step volume: Layer_GasGap_4_phys Post step volume: Layer_GasGap_4_phys Pre step ID: 10 Post step ID: 11 Track on geometric boundary. Pre step volume: Layer_GlassPlate_5_phys Post step volume: Layer_GlassPlate_5_phys Pre step ID: 11 Post step ID: 12 Track on geometric boundary. Pre step volume: Layer_GasGap_5_phys Post step volume: Layer_GasGap_5_phys Pre step ID: 12 Post step ID: 13 Track on geometric boundary. Pre step volume: Layer_GlassPlate_6_phys Post step volume: Layer_GlassPlate_6_phys Pre step ID: 13 Post step ID: 14 Track on geometric boundary. Pre step volume: Layer_InnerInsulator_phys Post step volume: Layer_InnerInsulator_phys Pre step ID: 14 Post step ID: 15 Track on geometric boundary. Pre step volume: Layer_YReadoutStrips_phys Post step volume: Layer_YReadoutStrips_phys Pre step ID: 15 Post step ID: 16 Track on geometric boundary. Pre step volume: Layer_InnerPCB_phys Post step volume: Layer_InnerPCB_phys Pre step ID: 16 Post step ID: 17 Track on geometric boundary. Pre step volume: Layer_InnerPCB_phys Post step volume: Layer_InnerPCB_phys Pre step ID: 17 Post step ID: 17 Track on geometric boundary. Pre step volume: Layer_YReadoutStrips_phys Post step volume: Layer_YReadoutStrips_phys Pre step ID: 17 Post step ID: 16 Track on geometric boundary. Pre step volume: Layer_InnerInsulator_phys Post step volume: Layer_InnerInsulator_phys Pre step ID: 16 Post step ID: 15 Track on geometric boundary. Pre step volume: Layer_GlassPlate_6_phys Post step volume: Layer_GlassPlate_6_phys Pre step ID: 15 Post step ID: 14 Track on geometric boundary. Pre step volume: Layer_GasGap_5_phys Post step volume: Layer_GasGap_5_phys Pre step ID: 14 Post step ID: 13 Track on geometric boundary. Pre step volume: Layer_GlassPlate_5_phys Post step volume: Layer_GlassPlate_5_phys Pre step ID: 13 Post step ID: 12 Track on geometric boundary. Pre step volume: Layer_GasGap_4_phys Post step volume: Layer_GasGap_4_phys Pre step ID: 12 Post step ID: 11 Track on geometric boundary. Pre step volume: Layer_GlassPlate_4_phys Post step volume: Layer_GlassPlate_4_phys Pre step ID: 11 Post step ID: 10 Track on geometric boundary. Pre step volume: Layer_GasGap_3_phys Post step volume: Layer_GasGap_3_phys Pre step ID: 10 Post step ID: 9 Track on geometric boundary. Pre step volume: Layer_GlassPlate_3_phys Post step volume: Layer_GlassPlate_3_phys Pre step ID: 9 Post step ID: 8 Track on geometric boundary. Pre step volume: Layer_GasGap_2_phys Post step volume: Layer_GasGap_2_phys Pre step ID: 8 Post step ID: 7 Track on geometric boundary. Pre step volume: Layer_GlassPlate_2_phys Post step volume: Layer_GlassPlate_2_phys Pre step ID: 7 Post step ID: 6 Track on geometric boundary. Pre step volume: Layer_GasGap_1_phys Post step volume: Layer_GasGap_1_phys Pre step ID: 6 Post step ID: 5 Track on geometric boundary. Pre step volume: Layer_GlassPlate_1_phys Post step volume: Layer_GlassPlate_1_phys Pre step ID: 5 Post step ID: 4 Track on geometric boundary. Pre step volume: Layer_OuterInsulator_phys Post step volume: Layer_OuterInsulator_phys Pre step ID: 4 Post step ID: 3 Track on geometric boundary. Pre step volume: Layer_ZReadoutStrips_phys Post step volume: Layer_ZReadoutStrips_phys Pre step ID: 3 Post step ID: 2 Track on geometric boundary. Pre step volume: Layer_OuterPCB_phys Post step volume: Layer_OuterPCB_phys Pre step ID: 2 Post step ID: 1 Track on geometric boundary. Pre step volume: Layer_OuterGround_phys Post step volume: Layer_OuterGround_phys Pre step ID: 1 Post step ID: 0 Track on geometric boundary. Pre step volume: Layer_OuterGround_phys Post step volume: Layer_OuterGround_phys Pre step ID: 0 Post step ID: 0 Track on geometric boundary. Pre step volume: Layer_OuterPCB_phys Post step volume: Layer_OuterPCB_phys Pre step ID: 0 Post step ID: 1 Track on geometric boundary. Pre step volume: Layer_ZReadoutStrips_phys Post step volume: Layer_ZReadoutStrips_phys Pre step ID: 1 Post step ID: 2 Track on geometric boundary. Pre step volume: Layer_OuterInsulator_phys Post step volume: Layer_OuterInsulator_phys Pre step ID: 2 Post step ID: 3 Track on geometric boundary. Pre step volume: Layer_GlassPlate_1_phys Post step volume: Layer_GlassPlate_1_phys Pre step ID: 3 Post step ID: 4 Track on geometric boundary. Pre step volume: Layer_GasGap_1_phys Post step volume: Layer_GasGap_1_phys Pre step ID: 4 Post step ID: 5 Track on geometric boundary. Pre step volume: Layer_GlassPlate_2_phys Post step volume: Layer_GlassPlate_2_phys Pre step ID: 5 Post step ID: 6 Track on geometric boundary. Pre step volume: Layer_GasGap_2_phys Post step volume: Layer_GasGap_2_phys Pre step ID: 6 Post step ID: 7 Track on geometric boundary. Pre step volume: Layer_GlassPlate_3_phys Post step volume: Layer_GlassPlate_3_phys Pre step ID: 7 Post step ID: 8 Track on geometric boundary. Pre step volume: Layer_GasGap_3_phys Post step volume: Layer_GasGap_3_phys Pre step ID: 8 Post step ID: 9 Track on geometric boundary. Pre step volume: Layer_GlassPlate_4_phys Post step volume: Layer_GlassPlate_4_phys Pre step ID: 9 Post step ID: 10 Track on geometric boundary. Pre step volume: Layer_GasGap_4_phys Post step volume: Layer_GasGap_4_phys Pre step ID: 10 Post step ID: 11 Track on geometric boundary. Pre step volume: Layer_GlassPlate_5_phys Post step volume: Layer_GlassPlate_5_phys Pre step ID: 11 Post step ID: 12 Track on geometric boundary. Pre step volume: Layer_GasGap_5_phys Post step volume: Layer_GasGap_5_phys Pre step ID: 12 Post step ID: 13 Track on geometric boundary. Pre step volume: Layer_GlassPlate_6_phys Post step volume: Layer_GlassPlate_6_phys Pre step ID: 13 Post step ID: 14 Track on geometric boundary. Pre step volume: Layer_InnerInsulator_phys Post step volume: Layer_InnerInsulator_phys Pre step ID: 14 Post step ID: 15 Track on geometric boundary. Pre step volume: Layer_YReadoutStrips_phys Post step volume: Layer_YReadoutStrips_phys Pre step ID: 15 Post step ID: 16 Track on geometric boundary. Pre step volume: Layer_InnerPCB_phys Post step volume: Layer_InnerPCB_phys Pre step ID: 16 Post step ID: 17 Track on geometric boundary. Pre step volume: Layer_InnerPCB_phys Post step volume: Layer_InnerPCB_phys Pre step ID: 17 Post step ID: 17 Track on geometric boundary. Pre step volume: Layer_YReadoutStrips_phys Post step volume: Layer_YReadoutStrips_phys Pre step ID: 17 Post step ID: 16 Track on geometric boundary. Pre step volume: Layer_InnerInsulator_phys Post step volume: Layer_InnerInsulator_phys Pre step ID: 16 Post step ID: 15 Track on geometric boundary. Pre step volume: Layer_GlassPlate_6_phys Post step volume: Layer_GlassPlate_6_phys Pre step ID: 15 Post step ID: 14 Track on geometric boundary. Pre step volume: Layer_GasGap_5_phys Post step volume: Layer_GasGap_5_phys Pre step ID: 14 Post step ID: 13 Track on geometric boundary. Pre step volume: Layer_GlassPlate_5_phys Post step volume: Layer_GlassPlate_5_phys Pre step ID: 13 Post step ID: 12 Track on geometric boundary. Pre step volume: Layer_GasGap_4_phys Post step volume: Layer_GasGap_4_phys Pre step ID: 12 Post step ID: 11 Track on geometric boundary. Pre step volume: Layer_GlassPlate_4_phys Post step volume: Layer_GlassPlate_4_phys Pre step ID: 11 Post step ID: 10 Track on geometric boundary. Pre step volume: Layer_GasGap_3_phys Post step volume: Layer_GasGap_3_phys Pre step ID: 10 Post step ID: 9 Track on geometric boundary. Pre step volume: Layer_GlassPlate_3_phys Post step volume: Layer_GlassPlate_3_phys Pre step ID: 9 Post step ID: 8 Track on geometric boundary. Pre step volume: Layer_GasGap_2_phys Post step volume: Layer_GasGap_2_phys Pre step ID: 8 Post step ID: 7 Track on geometric boundary. Pre step volume: Layer_GlassPlate_2_phys Post step volume: Layer_GlassPlate_2_phys Pre step ID: 7 Post step ID: 6 Track on geometric boundary. Pre step volume: Layer_GasGap_1_phys Post step volume: Layer_GasGap_1_phys Pre step ID: 6 Post step ID: 5 Track on geometric boundary. Pre step volume: Layer_GlassPlate_1_phys Post step volume: Layer_GlassPlate_1_phys Pre step ID: 5 Post step ID: 4 Track on geometric boundary. Pre step volume: Layer_OuterInsulator_phys Post step volume: Layer_OuterInsulator_phys Pre step ID: 4 Post step ID: 3 Track on geometric boundary. Pre step volume: Layer_ZReadoutStrips_phys Post step volume: Layer_ZReadoutStrips_phys Pre step ID: 3 Post step ID: 2 Track on geometric boundary. Pre step volume: Layer_OuterPCB_phys Post step volume: Layer_OuterPCB_phys Pre step ID: 2 Post step ID: 1 Track on geometric boundary. Pre step volume: Layer_OuterGround_phys Post step volume: Layer_OuterGround_phys Pre step ID: 1 Post step ID: 0 Track on geometric boundary. Pre step volume: Layer_OuterGround_phys Post step volume: Layer_OuterGround_phys Pre step ID: 0 Post step ID: 0 Track on geometric boundary. Pre step volume: Layer_OuterPCB_phys Post step volume: Layer_OuterPCB_phys Pre step ID: 0 Post step ID: 1 Track on geometric boundary. Pre step volume: Layer_ZReadoutStrips_phys Post step volume: Layer_ZReadoutStrips_phys Pre step ID: 1 Post step ID: 2 Track on geometric boundary. Pre step volume: Layer_OuterInsulator_phys Post step volume: Layer_OuterInsulator_phys Pre step ID: 2 Post step ID: 3 Track on geometric boundary. Pre step volume: Layer_GlassPlate_1_phys Post step volume: Layer_GlassPlate_1_phys Pre step ID: 3 Post step ID: 4 Track on geometric boundary. Pre step volume: Layer_GasGap_1_phys Post step volume: Layer_GasGap_1_phys Pre step ID: 4 Post step ID: 5 Track on geometric boundary. Pre step volume: Layer_GlassPlate_2_phys Post step volume: Layer_GlassPlate_2_phys Pre step ID: 5 Post step ID: 6 Track on geometric boundary. Pre step volume: Layer_GasGap_2_phys Post step volume: Layer_GasGap_2_phys Pre step ID: 6 Post step ID: 7 Track on geometric boundary. Pre step volume: Layer_GlassPlate_3_phys Post step volume: Layer_GlassPlate_3_phys Pre step ID: 7 Post step ID: 8 Track on geometric boundary. Pre step volume: Layer_GasGap_3_phys Post step volume: Layer_GasGap_3_phys Pre step ID: 8 Post step ID: 9 Track on geometric boundary. Pre step volume: Layer_GlassPlate_4_phys Post step volume: Layer_GlassPlate_4_phys Pre step ID: 9 Post step ID: 10 Track on geometric boundary. Pre step volume: Layer_GasGap_4_phys Post step volume: Layer_GasGap_4_phys Pre step ID: 10 Post step ID: 11 Track on geometric boundary. Pre step volume: Layer_GlassPlate_5_phys Post step volume: Layer_GlassPlate_5_phys Pre step ID: 11 Post step ID: 12 Track on geometric boundary. Pre step volume: Layer_GasGap_5_phys Post step volume: Layer_GasGap_5_phys Pre step ID: 12 Post step ID: 13 Track on geometric boundary. Pre step volume: Layer_GlassPlate_6_phys Post step volume: Layer_GlassPlate_6_phys Pre step ID: 13 Post step ID: 14 Track on geometric boundary. Pre step volume: Layer_InnerInsulator_phys Post step volume: Layer_InnerInsulator_phys Pre step ID: 14 Post step ID: 15 Track on geometric boundary. Pre step volume: Layer_YReadoutStrips_phys Post step volume: Layer_YReadoutStrips_phys Pre step ID: 15 Post step ID: 16 Track on geometric boundary. Pre step volume: Layer_InnerPCB_phys Post step volume: Layer_InnerPCB_phys Pre step ID: 16 Post step ID: 17 Track on geometric boundary. Pre step volume: Layer_InnerPCB_phys Post step volume: Layer_InnerPCB_phys Pre step ID: 17 Post step ID: 17 Track on geometric boundary. Pre step volume: Layer_YReadoutStrips_phys Post step volume: Layer_YReadoutStrips_phys Pre step ID: 17 Post step ID: 16 Track on geometric boundary. Pre step volume: Layer_InnerInsulator_phys Post step volume: Layer_InnerInsulator_phys Pre step ID: 16 Post step ID: 15 Track on geometric boundary. Pre step volume: Layer_GlassPlate_6_phys Post step volume: Layer_GlassPlate_6_phys Pre step ID: 15 Post step ID: 14 Track on geometric boundary. Pre step volume: Layer_GasGap_5_phys Post step volume: Layer_GasGap_5_phys Pre step ID: 14 Post step ID: 13 Track on geometric boundary. Pre step volume: Layer_GlassPlate_5_phys Post step volume: Layer_GlassPlate_5_phys Pre step ID: 13 Post step ID: 12 Track on geometric boundary. Pre step volume: Layer_GasGap_4_phys Post step volume: Layer_GasGap_4_phys Pre step ID: 12 Post step ID: 11 Track on geometric boundary. Pre step volume: Layer_GlassPlate_4_phys Post step volume: Layer_GlassPlate_4_phys Pre step ID: 11 Post step ID: 10 Track on geometric boundary. Pre step volume: Layer_GasGap_3_phys Post step volume: Layer_GasGap_3_phys Pre step ID: 10 Post step ID: 9 Track on geometric boundary. Pre step volume: Layer_GlassPlate_3_phys Post step volume: Layer_GlassPlate_3_phys Pre step ID: 9 Post step ID: 8 Track on geometric boundary. Pre step volume: Layer_GasGap_2_phys Post step volume: Layer_GasGap_2_phys Pre step ID: 8 Post step ID: 7 Track on geometric boundary. Pre step volume: Layer_GlassPlate_2_phys Post step volume: Layer_GlassPlate_2_phys Pre step ID: 7 Post step ID: 6 Track on geometric boundary. Pre step volume: Layer_GasGap_1_phys Post step volume: Layer_GasGap_1_phys Pre step ID: 6 Post step ID: 5 Track on geometric boundary. Pre step volume: Layer_GlassPlate_1_phys Post step volume: Layer_GlassPlate_1_phys Pre step ID: 5 Post step ID: 4 Track on geometric boundary. Pre step volume: Layer_OuterInsulator_phys Post step volume: Layer_OuterInsulator_phys Pre step ID: 4 Post step ID: 3 Track on geometric boundary. Pre step volume: Layer_ZReadoutStrips_phys Post step volume: Layer_ZReadoutStrips_phys Pre step ID: 3 Post step ID: 2 Track on geometric boundary. Pre step volume: Layer_OuterPCB_phys Post step volume: Layer_OuterPCB_phys Pre step ID: 2 Post step ID: 1 Track on geometric boundary. Pre step volume: Layer_OuterGround_phys Post step volume: Layer_OuterGround_phys Pre step ID: 1 Post step ID: 0 Track on geometric boundary. Pre step volume: Layer_OuterGround_phys Post step volume: Layer_OuterGround_phys Pre step ID: 0 Post step ID: 0 Track on geometric boundary. Pre step volume: Layer_OuterPCB_phys Post step volume: Layer_OuterPCB_phys Pre step ID: 0 Post step ID: 1 Track on geometric boundary. Pre step volume: Layer_ZReadoutStrips_phys Post step volume: Layer_ZReadoutStrips_phys Pre step ID: 1 Post step ID: 2 Track on geometric boundary. Pre step volume: Layer_OuterInsulator_phys Post step volume: Layer_OuterInsulator_phys Pre step ID: 2 Post step ID: 3 Track on geometric boundary. Pre step volume: Layer_GlassPlate_1_phys Post step volume: Layer_GlassPlate_1_phys Pre step ID: 3 Post step ID: 4 Track on geometric boundary. Pre step volume: Layer_GasGap_1_phys Post step volume: Layer_GasGap_1_phys Pre step ID: 4 Post step ID: 5 Track on geometric boundary. Pre step volume: Layer_GlassPlate_2_phys Post step volume: Layer_GlassPlate_2_phys Pre step ID: 5 Post step ID: 6 Track on geometric boundary. Pre step volume: Layer_GasGap_2_phys Post step volume: Layer_GasGap_2_phys Pre step ID: 6 Post step ID: 7 Track on geometric boundary. Pre step volume: Layer_GlassPlate_3_phys Post step volume: Layer_GlassPlate_3_phys Pre step ID: 7 Post step ID: 8 Track on geometric boundary. Pre step volume: Layer_GasGap_3_phys Post step volume: Layer_GasGap_3_phys Pre step ID: 8 Post step ID: 9 Track on geometric boundary. Pre step volume: Layer_GlassPlate_4_phys Post step volume: Layer_GlassPlate_4_phys Pre step ID: 9 Post step ID: 10 Track on geometric boundary. Pre step volume: Layer_GasGap_4_phys Post step volume: Layer_GasGap_4_phys Pre step ID: 10 Post step ID: 11 Track on geometric boundary. Pre step volume: Layer_GlassPlate_5_phys Post step volume: Layer_GlassPlate_5_phys Pre step ID: 11 Post step ID: 12 Track on geometric boundary. Pre step volume: Layer_GasGap_5_phys Post step volume: Layer_GasGap_5_phys Pre step ID: 12 Post step ID: 13 Track on geometric boundary. Pre step volume: Layer_GlassPlate_6_phys Post step volume: Layer_GlassPlate_6_phys Pre step ID: 13 Post step ID: 14 Track on geometric boundary. Pre step volume: Layer_InnerInsulator_phys Post step volume: Layer_InnerInsulator_phys Pre step ID: 14 Post step ID: 15 Track on geometric boundary. Pre step volume: Layer_YReadoutStrips_phys Post step volume: Layer_YReadoutStrips_phys Pre step ID: 15 Post step ID: 16 Track on geometric boundary. Pre step volume: Layer_InnerPCB_phys Post step volume: Layer_InnerPCB_phys Pre step ID: 16 Post step ID: 17 Track on geometric boundary. Pre step volume: Layer_InnerPCB_phys Post step volume: Layer_InnerPCB_phys Pre step ID: 17 Post step ID: 17 Track on geometric boundary. Pre step volume: Layer_YReadoutStrips_phys Post step volume: Layer_YReadoutStrips_phys Pre step ID: 17 Post step ID: 16 Track on geometric boundary. Pre step volume: Layer_InnerInsulator_phys Post step volume: Layer_InnerInsulator_phys Pre step ID: 16 Post step ID: 15 Track on geometric boundary. Pre step volume: Layer_GlassPlate_6_phys Post step volume: Layer_GlassPlate_6_phys Pre step ID: 15 Post step ID: 14 Track on geometric boundary. Pre step volume: Layer_GasGap_5_phys Post step volume: Layer_GasGap_5_phys Pre step ID: 14 Post step ID: 13 Track on geometric boundary. Pre step volume: Layer_GlassPlate_5_phys Post step volume: Layer_GlassPlate_5_phys Pre step ID: 13 Post step ID: 12 Track on geometric boundary. Pre step volume: Layer_GasGap_4_phys Post step volume: Layer_GasGap_4_phys Pre step ID: 12 Post step ID: 11 Track on geometric boundary. Pre step volume: Layer_GlassPlate_4_phys Post step volume: Layer_GlassPlate_4_phys Pre step ID: 11 Post step ID: 10 Track on geometric boundary. Pre step volume: Layer_GasGap_3_phys Post step volume: Layer_GasGap_3_phys Pre step ID: 10 Post step ID: 9 Track on geometric boundary. Pre step volume: Layer_GlassPlate_3_phys Post step volume: Layer_GlassPlate_3_phys Pre step ID: 9 Post step ID: 8 Track on geometric boundary. Pre step volume: Layer_GasGap_2_phys Post step volume: Layer_GasGap_2_phys Pre step ID: 8 Post step ID: 7 Track on geometric boundary. Pre step volume: Layer_GlassPlate_2_phys Post step volume: Layer_GlassPlate_2_phys Pre step ID: 7 Post step ID: 6 Track on geometric boundary. Pre step volume: Layer_GasGap_1_phys Post step volume: Layer_GasGap_1_phys Pre step ID: 6 Post step ID: 5 Track on geometric boundary. Pre step volume: Layer_GlassPlate_1_phys Post step volume: Layer_GlassPlate_1_phys Pre step ID: 5 Post step ID: 4 Track on geometric boundary. Pre step volume: Layer_OuterInsulator_phys Post step volume: Layer_OuterInsulator_phys Pre step ID: 4 Post step ID: 3 Track on geometric boundary. Pre step volume: Layer_ZReadoutStrips_phys Post step volume: Layer_ZReadoutStrips_phys Pre step ID: 3 Post step ID: 2 Track on geometric boundary. Pre step volume: Layer_OuterPCB_phys Post step volume: Layer_OuterPCB_phys Pre step ID: 2 Post step ID: 1 Track on geometric boundary. Pre step volume: Layer_OuterGround_phys Post step volume: Layer_OuterGround_phys Pre step ID: 1 Post step ID: 0 Track on geometric boundary. Pre step volume: Layer_OuterGround_phys Post step volume: Head_Fill_phys Pre step ID: 0 Post step ID: 0 Track on geometric boundary. Pre step volume: Head_Fill_phys Post step volume: Head_Case_2_phys Pre step ID: 0 Post step ID: 2 Track on geometric boundary. Pre step volume: Head_Case_1_phys Post step volume: Scanner_phys Pre step ID: 2 Post step ID: 0 Track on geometric boundary. Pre step volume: Scanner_phys Post step volume: ExpWorld_phys Pre step ID: 0 Post step ID: 0