some pars changes

Author: maureeungaro

examples/basic/b2/b2.yaml

@@ -13,8 +13,8 @@ gstreamer:
 phys_list: FTFP_BERT
 
 g4camera:
-  theta: 90*deg
-  phi: 180*deg
+  theta: 116*deg
+  phi: 160*deg
 
 gparticle:
   - name: proton

examples/basic/material/materials.py

@@ -20,6 +20,7 @@
 radius         = 5    # cm, giving 10 cm diameter
 half_thickness = 0.5  # cm, giving 1 cm total thickness
 z_step         = 4    # cm center-to-center spacing
+startz         = - 10 * half_thickness
 
 # --- Tube 1: Geant4 built-in material ---
 tube1 = GVolume("tube_carbon")
@@ -28,7 +29,7 @@
 tube1.make_tube(0, radius, half_thickness, 0, 360)
 tube1.material = "G4_C"
 tube1.color = "808080"
-tube1.set_position(0, 0, 0.5)
+tube1.set_position(0, 0, startz)
 tube1.publish(cfg)
 
 # --- Tube 2: Custom material by molecular composition ---
@@ -45,7 +46,7 @@
 tube2.make_tube(0, radius, half_thickness, 0, 360)
 tube2.material = "custom_water"
 tube2.color = "1565C0"
-tube2.set_position(0, 0, 0.5 + z_step)
+tube2.set_position(0, 0, startz + z_step)
 tube2.publish(cfg)
 
 # --- Tube 3: Custom material by fractional masses ---
@@ -62,7 +63,7 @@
 tube3.make_tube(0, radius, half_thickness, 0, 360)
 tube3.material = "air_water_mixture"
 tube3.color = "2E7D32"
-tube3.set_position(0, 0, 0.5 + 2 * z_step)
+tube3.set_position(0, 0, startz + 2 * z_step)
 tube3.publish(cfg)
 
 # --- Tube 4: Scintillator with fast/slow emission components ---
@@ -91,7 +92,7 @@
 tube4.material = "my_scintillator"
 tube4.color = "957F97"
 tube4.opacity = 0.35
-tube4.set_position(0, 0, 0.5 + 3 * z_step)
+tube4.set_position(0, 0, startz + 3 * z_step)
 tube4.publish(cfg)
 
 # --- Tube 5: Optical glass with index of refraction (Cherenkov radiator) ---
@@ -114,5 +115,5 @@
 tube5.material = "optical_glass"
 tube5.color = "00BCD4"
 tube5.style = 2
-tube5.set_position(0, 0, 0.5 + 4 * z_step)
+tube5.set_position(0, 0, startz + 4 * z_step)
 tube5.publish(cfg)

examples/basic/material/materials.yaml

@@ -22,7 +22,7 @@ g4view:
 gparticle:
   - name: proton
     p: 2000*MeV
-    vz: -3*cm
+    vz: -2*cm
     delta_vx: 0.1*cm
     delta_vy: 0.1*cm
     multiplicity: 1

examples/optical/cherenkov/cherenkov.py

@@ -23,7 +23,7 @@
 rindex = {
     "lowIndexRadiator":    "1.0010 1.0011 1.0012 1.0013 1.0013",
     "mediumIndexRadiator": "1.0110 1.0120 1.0130 1.0140 1.0150",
-    "highIndexRadiator":   "1.0500 1.0510 1.0520 1.0530 1.0530",
+    "highIndexRadiator":   "1.0400 1.0410 1.0420 1.0430 1.0430",
 }
 absorption = {
     "lowIndexRadiator": "100*m       100*m       100*m       100*m       100*m",