# movement rules to the travel array that's actually used by
# playermove(). This program first compiles the YAML to a form
# identical to the data in section 3 of the old adventure.text file,
-# then a second stage packs that data into the travel array.
+# then a second stage unpacks that data into the travel array.
#
# Here are the rules of the intermediate form:
#
#define COND_HJADE 20 /* Found all treasures except jade */
typedef struct {{
+ const char** strs;
+ const int n;
+}} string_group_t;
+
+typedef struct {{
+ const string_group_t words;
const char* inventory;
int plac, fixd;
bool is_treasure;
- const char** longs;
+ const char** descriptions;
const char** sounds;
const char** texts;
+ const char** changes;
}} object_t;
typedef struct {{
}} hint_t;
typedef struct {{
- const char** words;
+ const string_group_t words;
}} motion_t;
typedef struct {{
- const char** words;
+ const string_group_t words;
const long message;
}} action_t;
+typedef struct {{
+ const long motion;
+ const long dest;
+ const bool stop;
+}} travelop_t;
+
+/* Abstract out the encoding of words in the travel array. Gives us
+ * some hope of getting to a less cryptic representation than we
+ * inherited from FORTRAN, someday. To understand these, read the
+ * encoding description for travel.
+ */
+#define T_DESTINATION(entry) MOD((entry).dest, 1000)
+#define T_CONDITION(entry) ((entry).dest / 1000)
+#define T_NODWARVES(entry) (T_CONDITION(entry) == 100)
+#define T_HIGH(entry) ((entry).dest)
+#define T_TERMINATE(entry) ((entry).motion == 1)
+#define L_SPEAK(loc) ((loc) - 500)
+
extern const location_t locations[];
extern const object_t objects[];
extern const char* arbitrary_messages[];
extern long conditions[];
extern const motion_t motions[];
extern const action_t actions[];
-extern const long travel[];
+extern const action_t specials[];
+extern const travelop_t travel[];
extern const long tkey[];
#define NLOCATIONS {}
#define NCLASSES {}
#define NDEATHS {}
#define NTHRESHOLDS {}
+#define NMOTIONS {}
#define NACTIONS {}
+#define NSPECIALS {}
#define NTRAVEL {}
#define NKEYS {}
{}
}};
+enum special_refs {{
+{}
+}};
+
/* State definitions */
{}
{}
}};
+const action_t specials[] = {{
+{}
+}};
+
{}
+const travelop_t travel[] = {{
{}
+}};
/* end */
"""
ref_str = ref_str[:-1] # trim trailing newline
return ref_str
+def get_string_group(strings):
+ template = """{{
+ .strs = {},
+ .n = {},
+ }}"""
+ if strings == []:
+ strs = "NULL"
+ else:
+ strs = "(const char* []) {" + ", ".join([make_c_string(s) for s in strings]) + "}"
+ n = len(strings)
+ sg_str = template.format(strs, n)
+ return sg_str
+
def get_arbitrary_messages(arb):
template = """ {},
"""
def get_objects(obj):
template = """ {{ // {}
+ .words = {},
.inventory = {},
.plac = {},
.fixd = {},
.is_treasure = {},
- .longs = (const char* []) {{
+ .descriptions = (const char* []) {{
{}
}},
.sounds = (const char* []) {{
{}
}},
.texts = (const char* []) {{
+{}
+ }},
+ .changes = (const char* []) {{
{}
}},
}},
obj_str = ""
for (i, item) in enumerate(obj):
attr = item[1]
+ try:
+ words_str = get_string_group(attr["words"])
+ except KeyError:
+ words_str = get_string_group([])
i_msg = make_c_string(attr["inventory"])
- longs_str = ""
- if attr["longs"] == None:
- longs_str = " " * 12 + "NULL,"
+ descriptions_str = ""
+ if attr["descriptions"] == None:
+ descriptions_str = " " * 12 + "NULL,"
else:
labels = []
- for l_msg in attr["longs"]:
+ for l_msg in attr["descriptions"]:
if not isinstance(l_msg, str):
labels.append(l_msg)
l_msg = l_msg[1]
- longs_str += " " * 12 + make_c_string(l_msg) + ",\n"
- longs_str = longs_str[:-1] # trim trailing newline
+ descriptions_str += " " * 12 + make_c_string(l_msg) + ",\n"
+ descriptions_str = descriptions_str[:-1] # trim trailing newline
if labels:
global statedefines
statedefines += "/* States for %s */\n" % item[0]
for l_msg in attr["texts"]:
texts_str += " " * 12 + make_c_string(l_msg) + ",\n"
texts_str = texts_str[:-1] # trim trailing newline
+ changes_str = ""
+ if attr.get("changes") == None:
+ changes_str = " " * 12 + "NULL,"
+ else:
+ for l_msg in attr["changes"]:
+ changes_str += " " * 12 + make_c_string(l_msg) + ",\n"
+ changes_str = changes_str[:-1] # trim trailing newline
locs = attr.get("locations", ["LOC_NOWHERE", "LOC_NOWHERE"])
immovable = attr.get("immovable", False)
try:
sys.stderr.write("dungeon: unknown object location in %s\n" % locs)
sys.exit(1)
treasure = "true" if attr.get("treasure") else "false"
- obj_str += template.format(i, i_msg, locs[0], locs[1], treasure, longs_str, sounds_str, texts_str)
+ obj_str += template.format(i, words_str, i_msg, locs[0], locs[1], treasure, descriptions_str, sounds_str, texts_str, changes_str)
obj_str = obj_str[:-1] # trim trailing newline
return obj_str
for motion in motions:
contents = motion[1]
if contents["words"] == None:
- mot_str += template.format("NULL")
- continue
- c_words = [make_c_string(s) for s in contents["words"]]
- words_str = "(const char* []) {" + ", ".join(c_words) + "}"
+ words_str = get_string_group([])
+ else:
+ words_str = get_string_group(contents["words"])
mot_str += template.format(words_str)
return mot_str
contents = action[1]
if contents["words"] == None:
- words_str = "NULL"
+ words_str = get_string_group([])
else:
- c_words = [make_c_string(s) for s in contents["words"]]
- words_str = "(const char* []) {" + ", ".join(c_words) + "}"
+ words_str = get_string_group(contents["words"])
if contents["message"] == None:
message = "NO_MESSAGE"
if type(cond[2]) == int:
state = cond[2]
else:
- for (i, stateclause) in enumerate(objs[obj][1]["longs"]):
+ for (i, stateclause) in enumerate(objs[obj][1]["descriptions"]):
if type(stateclause) == list:
if stateclause[0] == cond[2]:
state = i
break
else:
- sys.stderr.write("dungeon: unmatched state symbol %s in not caluase of %s\n" % (cond[2], name))
+ sys.stderr.write("dungeon: unmatched state symbol %s in not clause of %s\n" % (cond[2], name))
sys.exit(0);
return 300 + obj + 100 * state
except ValueError:
# }
# TRAVEL[TRVS - 1] = -TRAVEL[TRVS - 1];
# }
- travel = [0]
+ #
+ # In order to de-crypticize the runtime code, we're going to break these
+ # magic numbers up into a struct.
+ travel = [[0, 0, False]]
tkey = [0]
oldloc = 0
while ltravel:
tkey.append(len(travel))
oldloc = loc
elif travel:
- travel[-1] *= -1
+ travel[-1][2] = not travel[-1][2]
while rule:
- travel.append(rule.pop(0) + newloc * 1000)
- travel[-1] *= -1
+ travel.append([rule.pop(0), newloc, False])
+ travel[-1][2] = True
return (travel, tkey)
+def get_travel(travel):
+ template = """ {{
+ .motion = {},
+ .dest = {},
+ .stop = {},
+ }},
+"""
+ out = ""
+ for entry in travel:
+ out += template.format(entry[0], entry[1], entry[2]).lower()
+ out = out[:-1] # trim trailing newline
+ return out
+
if __name__ == "__main__":
with open(yaml_name, "r") as f:
db = yaml.load(f)
get_condbits(db["locations"]),
get_motions(db["motions"]),
get_actions(db["actions"]),
+ get_actions(db["specials"]),
"const long tkey[] = {%s};" % bigdump(tkey),
- "const long travel[] = {%s};" % bigdump(travel),
+ get_travel(travel),
)
h = h_template.format(
len(db["classes"])-1,
len(db["obituaries"]),
len(db["turn_thresholds"]),
+ len(db["motions"]),
len(db["actions"]),
+ len(db["specials"]),
len(travel),
len(tkey),
get_refs(db["arbitrary_messages"]),
get_refs(db["objects"]),
get_refs(db["motions"]),
get_refs(db["actions"]),
+ get_refs(db["specials"]),
statedefines,
)
projects / open-adventure.git / blobdiff