Files
PixelDefense/scripts/extract_tileset_classes.py

149 lines
3.5 KiB
Python
Executable File

#!/usr/bin/python
"""
Utility script that extracts tiles with the same class and
outputs C enum and functions for them (so there is no string checking).
"""
import json
import sys
import os
from collections import defaultdict
types = defaultdict(list)
path = sys.argv[1]
content = open(path).read()
tiles = json.loads(content)["tiles"]
for tile in tiles:
if "type" not in tile:
continue
id = tile["id"]
type = tile["type"]
types[type].append(id)
enum_identifier = os.path.basename(path).split(".")[0].capitalize()
enum_name = enum_identifier.upper()
if sys.argv[2]:
enum_identifier = sys.argv[2]
indent_level = 0
indent_offset = 4
def indent():
return ' ' * indent_level
def enum_string(name):
return f"{enum_name}_{name.upper()}"
script_name = os.path.basename(__file__)
print(f"// This file was generated by: {script_name}")
print()
print("#include <breeze.h>")
print("#include <string.h>")
print()
print()
# ============================
enum_none = enum_string("none")
enum_count = enum_string("count")
print(f"{indent()}typedef enum {enum_identifier} {{")
indent_level += indent_offset
print(f"{indent()}{enum_none},")
for enum in types:
print(f"{indent()}{enum_string(enum)},")
print(f"{indent()}{enum_count}")
indent_level -= indent_offset
print(f"{indent()}}} {enum_identifier};")
print()
print()
# ============================
print(f"{indent()}static {enum_identifier} getTileBuilding(BzTile tile) {{")
indent_level += indent_offset
print(f"{indent()}switch (tile) {{")
for enum, ids in types.items():
indent_level += indent_offset
for id in ids:
print(f"{indent()}case {id}:")
indent_level += indent_offset
print(f"{indent()} return {enum_string(enum)};")
indent_level -= indent_offset
indent_level -= indent_offset
indent_level += indent_offset
print(f"{indent()}default:")
indent_level += indent_offset
print(f"{indent()}return {enum_string('none')};")
indent_level -= indent_offset
indent_level -= indent_offset
print(f"{indent()}}}")
indent_level -= indent_offset
print(f"{indent()}}}")
print()
# ============================
print(f"{indent()}static {enum_identifier} getBuildingFromStr(const char *str) {{")
indent_level += indent_offset
# trie would be much better
for type in types:
print(f"{indent()}if (strncmp(\"{type}\", str, {len(type)}) == 0) return {enum_string(type)};")
print(f"{indent()}else return {enum_string('none')};")
indent_level -= indent_offset
print(f"{indent()}}}")
# ============================
print(f"{indent()}static void getBuildingSize({enum_identifier} type, BzTile *outWidth, BzTile *outHeight) {{")
indent_level += indent_offset
print(f"{indent()} switch (type) {{")
indent_level += indent_offset
for enum, ids in types.items():
print(f"{indent()}case {enum_string(enum)}:")
indent_level += indent_offset
w = 1
h = 1
for curr, next in zip(ids, ids[1:]):
if next > curr + 1:
h += 1
elif h == 1:
w += 1
print(f"{indent()}if (outWidth) *outWidth = {w};")
print(f"{indent()}if (outHeight) *outHeight = {h};")
print(f"{indent()}break;")
indent_level -= indent_offset
print(f"{indent()}default:")
indent_level += indent_offset
print(f"{indent()}if (outWidth) *outWidth = 0;")
print(f"{indent()}if (outHeight) *outHeight = 0;")
print(f"{indent()}break;")
indent_level -= indent_offset
indent_level -= indent_offset
print(f"{indent()}}}")
indent_level -= indent_offset
indent_level -= indent_offset
indent_level -= indent_offset
print(f"{indent()}}}")
print()
# ============================