BC: Add D50 and sigma edition for solid BC.

src/Solver/Mage.py

@@ -554,13 +554,23 @@ class Mage8(Mage):
             files.append(f"{name}.QSO")
 
             for bound in bounds:
+                # File header
                 name = f"{bound.node.id:3}".replace(" ", "x")
                 f.write(f"* {bound.node.name} ({name}) {bound.bctype}\n")
-                f.write(f"${name} 0.002 1 default\n")
-                # f.write(f"${name}\n")
+
+                d50 = bound.d50
+                sigma = bound.sigma
+
+                if len(bound.data) == 0:
+                    f.write(f"${name} {d50} {sigma} default\n")
+                else:
+                    f.write(f"${name} {d50} {sigma}\n")
+
+                # Table header
                 header = bound.header
                 f.write(f"*{header[0]:>9}|{header[1]:>10}\n")
 
+                # Data
                 for d in bound.data:
                     f.write(f"{d[0]:10.3f}{d[1]:10.3f}\n")