fix some numbers

sizebot/lib/quake.py

@@ -7,7 +7,7 @@
 G = 9.81
 STOMP_G = 11.5
 
-STEP_FACTOR = 0.07
+STEP_FACTOR = 0.035
 STOMP_FACTOR = 0.5
 JUMP_FACTOR = 0.43
 
@@ -16,38 +16,38 @@ def joules_to_mag(joules: float) -> Decimal:
     return Decimal(2/3) * Decimal(math.log10(joules)) - Decimal(3.2)
 
 def mag_to_radius(mag: float) -> SV:
-    return SV(Decimal(math.exp(Decimal(mag) / Decimal(1.01) - Decimal(0.13))) * 1000)
+    return SV(Decimal(math.exp(Decimal(mag - 1) / Decimal(1.01) - Decimal(0.13))) * 1000)
 
 def mag_to_name(mag: float) -> str:
-    if mag < 1:
+    if mag < 1:  # 0 - 1
         return "no"
-    elif mag < 3:
+    elif mag < 3:  # 1 - 3
         return "unnoticeable"
-    elif mag < 4:
+    elif mag < 4:  # 3 - 4
         return "minor"
-    elif mag < 5:
+    elif mag < 5:  # 4 - 5
         return "light"
-    elif mag < 6:
+    elif mag < 6:  # 5 - 6
         return "moderate"
-    elif mag < 7:
+    elif mag < 7:  # 6 - 7
         return "strong"
-    elif mag < 8:
+    elif mag < 8:  # 7 - 8
         return "major"
-    elif mag < 9:
+    elif mag < 9:  # 8 - 9
         return "great"
-    elif mag < 10:
+    elif mag < 10:  # 9 - 10
         return "extreme"
-    elif mag < 13:
+    elif mag < 13:  # 10 - 13
         return "unprecedented"
-    elif mag < 21:
+    elif mag < 21:  # 13 - 21
         return "apocalyptic"
-    elif mag < 22:
+    elif mag < 22:  # 22 - 23
         return "earth-cracking"
-    else:
+    else:  # 23 - inf
         return "earth-crumbling"
 
-def scale_to_joules(user: User, g: float, factor: float) -> int:
-    return math.floor((user.weight * Decimal(0.4536)) / 2 * Decimal(g) * (Decimal(factor) * user.scale))
+def scale_to_joules(user: User, g: float, factor: float) -> Decimal:
+    return Decimal((user.weight * Decimal(0.4536)) / 2 * Decimal(g) * (Decimal(factor) * user.scale))
 
 def step_joules(user: User) -> int:
     return scale_to_joules(user, G, STEP_FACTOR)