add mhx damage

bin/mhdamage.py

@@ -7,8 +7,8 @@ import copy
 
 import _pathfix
 
-from mhapi.db import MHDB
+from mhapi.db import MHDB, MHDBX
-from mhapi.damage import MotionValueDB, WeaponMonsterDamage, WeaponType
+from mhapi.damage import MotionValueDB, WeaponMonsterDamage
 from mhapi.model import SharpnessLevel, Weapon
 from mhapi import skills
 from mhapi.util import ELEMENTS, WEAPON_TYPES, WTYPE_ABBR
@@ -31,30 +31,29 @@ def weapon_match_tuple(arg):
 
 
 def _make_db_sharpness_string(level_string):
-    print "level string", level_string
+    #print "level string", level_string
     level_value = SharpnessLevel.__dict__[level_string.upper()]
-    print "level value", level_value
+    #print "level value", level_value
     values = []
     for i in xrange(SharpnessLevel.PURPLE+1):
         if i <= level_value:
             values.append("1")
         else:
             values.append("0")
-    print "sharp values %r" % values
+    #print "sharp values %r" % values
     return " ".join([".".join(values)] * 2)
 
 
 def weapon_stats_tuple(arg):
     parts = arg.split(",")
-    print "parts %r" % parts
+    #print "parts %r" % parts
     if len(parts) < 4:
         print "not enough parts"
         raise ValueError("Bad arg, use 'name,weapon_type,sharpness,raw'")
     weapon = {}
     weapon["name"] = parts[0]
     weapon["wtype"] = get_wtype_match(parts[1])
-    multiplier = WeaponType.multiplier(weapon["wtype"])
+    weapon["attack"] = int(parts[2])
-    weapon["attack"] = multiplier * int(parts[2])
     weapon["affinity"] = parts[3]
     weapon["sharpness"] = _make_db_sharpness_string(parts[4])
     if len(parts) == 5:
@@ -64,13 +63,13 @@ def weapon_stats_tuple(arg):
         weapon["element"] = get_element_match(parts[5])
         weapon["element_attack"] = int(parts[6])
     else:
-        print "bad part number"
+        #print "bad part number"
         raise ValueError("Bad arg, use 'name,weapon_type,sharpness,raw'")
     weapon["element_2"] = None
     weapon["awaken"] = None
     weapon["element_2_attack"] = None
     weapon["_id"] = -1
-    print "making model"
+    #print "making model"
     return Weapon(weapon)
 
 
@@ -118,7 +117,8 @@ def get_skill_names(args):
             "Awaken" if args.awaken else "",
             skills.AttackUp.name(args.attack_up),
             skills.CriticalEye.name(args.critical_eye),
-            skills.ElementAttackUp.name(args.element_up)]
+            skills.ElementAttackUp.name(args.element_up),
+            "Blunt Power" if args.blunt_power else ""]
 
 
 def percent_change(a, b):
@@ -151,6 +151,9 @@ def _add_skill_args(parser):
                         help="With virus affinity boost, must be either"
                             +" 15 (normal) or 30 (with Frenzy Res skill)",
                         type=int, choices=[0, 15, 30], default=0)
+    parser.add_argument("-b", "--blunt-power", action="store_true",
+                        default=False,
+                        help="Blunt Power (MHX), default off")
 
 
 def parse_args(argv):
@@ -172,6 +175,9 @@ def parse_args(argv):
     parser.add_argument("-d", "--diff", action="store_true", default=False,
                         help="Show percent difference in damage to each part"
                             +" from first weapon in list.")
+    parser.add_argument("-x", "--monster-hunter-cross", action="store_true",
+                        default=False,
+                        help="Assume weapons are true attack, use MHX values")
     parser.add_argument("-m", "--match", nargs="*",
                     help="WEAPON_TYPE,ELEMENT_OR_STATUS_OR_RAW"
                         +" Include all matching weapons in their final form."
@@ -318,7 +324,10 @@ def print_damage_percent_diff(names, damage_map_base, weapon_damage_map, parts):
 if __name__ == '__main__':
     args = parse_args(None)
 
-    db = MHDB(_pathfix.db_path)
+    if args.monster_hunter_cross:
+        db = MHDBX()
+    else:
+        db = MHDB()
     motiondb = MotionValueDB(_pathfix.motion_values_path)
 
     monster = db.get_monster_by_name(args.monster)
@@ -399,7 +408,9 @@ if __name__ == '__main__':
                                      awaken=skill_args.awaken,
                                      artillery_level=skill_args.artillery,
                                      limit_parts=args.parts,
-                                     frenzy_bonus=skill_args.frenzy)
+                                     frenzy_bonus=skill_args.frenzy,
+                                     is_true_attack=args.monster_hunter_cross,
+                                     blunt_power=skill_args.blunt_power)
             print "%-20s: %4.0f %2.0f%%" % (name, wd.attack, wd.affinity),
             if wd.etype:
                 if wd.etype2:

mhapi/damage.py

@@ -28,13 +28,13 @@ def raw_damage(true_raw, sharpness, affinity, monster_hitbox, motion):
                  * monster_hitbox / 100.0)
 
 
-def element_damage(element, sharpness, monster_ehitbox):
+def element_damage(raw_element, sharpness, monster_ehitbox):
     """
     Calculate elemental damage to a monster part with the given elemental
     attack, the given sharpness, and the given monster elemental weakness.
     Note that this is independent of the motion value of the attack.
     """
-    return floor(element / 10.0
+    return floor(raw_element
                  * SharpnessLevel.element_modifier(sharpness)
                  * monster_ehitbox / 100.0)
 
@@ -171,7 +171,7 @@ class WeaponMonsterDamage(object):
                  critical_eye_skill=skills.CriticalEye.NONE,
                  element_skill=skills.ElementAttackUp.NONE,
                  awaken=False, artillery_level=0, limit_parts=None,
-                 frenzy_bonus=0):
+                 frenzy_bonus=0, blunt_power=False, is_true_attack=False):
         self.weapon = weapon_row
         self.monster = monster_row
         self.monster_damage = monster_damage
@@ -183,6 +183,8 @@ class WeaponMonsterDamage(object):
         self.element_skill = element_skill
         self.awaken = awaken
         self.artillery_level = artillery_level
+        self.blunt_power = blunt_power
+        self.is_true_attack = is_true_attack
         self.limit_parts = limit_parts
         # 15 normaly for overcoming the virus, 30 with frenzy res skill
         assert frenzy_bonus in (0, 15, 30)
@@ -199,6 +201,9 @@ class WeaponMonsterDamage(object):
         self.cb_phial_damage = defaultdict(dict)
 
         self.weapon_type = self.weapon["wtype"]
+        if is_true_attack:
+            self.true_raw = self.weapon["attack"]
+        else:
             self.true_raw = (self.weapon["attack"]
                              / WeaponType.multiplier(self.weapon_type))
         if sharp_plus:
@@ -207,7 +212,8 @@ class WeaponMonsterDamage(object):
             self.sharpness = self.weapon.sharpness.max
         #print "sharpness=", self.sharpness
         if self.weapon["affinity"]:
-            if "/" in self.weapon["affinity"]:
+            if (isinstance(self.weapon["affinity"], str)
+            and "/" in self.weapon["affinity"]):
                 self.chaotic = True
                 # Handle chaotic gore affinity, e.g. -35/10. This means that
                 # 35% of the time it does a negative critical (75% damage)
@@ -241,6 +247,11 @@ class WeaponMonsterDamage(object):
         else:
             self.eattack2 = 0
 
+        if not self.is_true_attack and self.eattack:
+            self.eattack /= 10
+            if self.eattack2:
+                self.eattack2 /= 10
+
         self.true_raw = skills.AttackUp.modified(attack_skill,
                                                  self.true_raw)
         self.affinity = skills.CriticalEye.modified(critical_eye_skill,
@@ -250,6 +261,14 @@ class WeaponMonsterDamage(object):
         self.eattack2 = skills.ElementAttackUp.modified(element_skill,
                                                         self.eattack2)
 
+        if self.blunt_power:
+            if self.sharpness in (SharpnessLevel.RED, SharpnessLevel.ORANGE):
+                self.true_raw += 30
+            elif self.sharpness == SharpnessLevel.YELLOW:
+                self.true_raw += 25
+            elif self.sharpness == SharpnessLevel.GREEN:
+                self.true_raw += 15
+
         self.parts = []
         self.break_count = 0
 
@@ -266,6 +285,8 @@ class WeaponMonsterDamage(object):
 
     @property
     def attack(self):
+        if self.is_true_attack:
+            return self.true_raw
         return self.true_raw * WeaponType.multiplier(self.weapon_type)
 
     def _calculate_damage(self):

mhapi/db.py

@@ -4,6 +4,7 @@ Module for accessing the sqlite monster hunter db from
 
 import os.path
 import sqlite3
+import json
 
 from mhapi import model
 
@@ -528,3 +529,67 @@ class MHDB(object):
             else:
                 ucomps = None
             item_data.set_components(ccomps, ucomps)
+
+
+
+class MHDBX(object):
+    """
+    Wrapper around Monster Hunter Cross (X) JSON data. Attempts limited
+    compatibility with original 4U MHDB class.
+
+    Uses MHDB object, as temporariy hack for MHX data that is not yet
+    available or integrated.
+    """
+    def __init__(self):
+        """
+        Loads JSON data, keeps in memory.
+        """
+        module_path = os.path.dirname(__file__)
+        mhx_db_path = os.path.abspath(os.path.join(module_path, "..",
+                                                   "db", "mhx"))
+
+        self._4udb = MHDB()
+        self._weapon_list = []
+        self._weapons_by_name = {}
+        with open(os.path.join(mhx_db_path, "weapon_list.json")) as f:
+            wlist = json.load(f)
+            for i, wdata in enumerate(wlist):
+                wdata["_id"] = i
+                weapon = model.Weapon(wdata)
+                self._weapon_list.append(weapon)
+                self._weapons_by_name[weapon.name_jp] = weapon
+
+    def get_weapon_by_name(self, name):
+        return self._weapons_by_name.get(name)
+
+    def get_monster_by_name(self, *args, **kwargs):
+        return self._4udb.get_monster_by_name(*args, **kwargs)
+
+    def get_monster_damage(self, *args, **kwargs):
+        return self._4udb.get_monster_damage(*args, **kwargs)
+
+    def get_monster_breaks(self, *args, **kwargs):
+        return self._4udb.get_monster_breaks(*args, **kwargs)
+
+    def get_weapons_by_query(self, wtype=None, element=None,
+                             final=None):
+        """
+        @element can have the special value 'Raw' to search for weapons
+        with no element. Otherwise @element is searched for in both
+        awaken and native, and can be a status or an element.
+
+        @final should be string '1' or '0'
+        """
+        final = int(final)
+        results = []
+        for w in self._weapon_list:
+            if wtype is not None and w.wtype != wtype:
+                continue
+            if (element is not None
+            and element not in (w.element, w.element_2)
+            and not (element == "Raw" and not w.element)):
+                continue
+            if final is not None and w.final != final:
+                continue
+            results.append(w)
+        return results

mhapi/model.py

@@ -162,6 +162,16 @@ class SharpnessLevel(EnumBase):
         PURPLE: (1.44, 1.20),
     }
 
+    _modifier_mhx = {
+        RED:    (0.50, 0.25),
+        ORANGE: (0.75, 0.50),
+        YELLOW: (1.00, 0.75),
+        GREEN:  (1.05, 1.00),
+        BLUE:   (1.20, 1.0625),
+        WHITE:  (1.32, 1.125),
+    }
+
+
     @classmethod
     def raw_modifier(cls, sharpness):
         return cls._modifier[sharpness][0]
@@ -177,8 +187,11 @@ class WeaponSharpness(ModelBase):
     points at each level. E.g. the 0th item in the list is the amount of
     RED sharpness, the 1st item is ORANGE, etc.
     """
-    def __init__(self, db_string):
+    def __init__(self, db_string_or_list):
-        self.value_list = [int(s) for s in db_string.split(".")]
+        if isinstance(db_string_or_list, list):
+            self.value_list = db_string_or_list
+        else:
+            self.value_list = [int(s) for s in db_string_or_list.split(".")]
         self._max = None
 
     @property
@@ -364,6 +377,14 @@ class Weapon(ItemCraftable):
         if self.wtype in ("Light Bowgun", "Heavy Bowgun", "Bow"):
             self._data["sharpness"] = self._data["sharpness_plus"] = None
             return
+        if isinstance(self._row["sharpness"], list):
+            # MHX JSON data, already desired format, but doesn't have
+            # purple so we append 0
+            self.sharpness = WeaponSharpness(self._row["sharpness"] + [0])
+            self.sharpness_plus = WeaponSharpness(
+                                        self._row["sharpness_plus"] + [0])
+        else:
+            # 4U data from db
             parts = self._row["sharpness"].split(" ")
             if len(parts) != 2:
                 raise ValueError("Bad sharpness value in db: '%s'"