gpu-particles/embed_strings.py

44 lines
1.4 KiB
Python

import os
import sys
import re
from pathlib import Path
def safe_var_name(path):
return re.sub("__+", "_", ''.join(c if c.isalnum() else '_' for c in str(path)))
def safe_namespace_name(path):
return re.sub(":::+", "::", ''.join(c if (c.isalnum() or c == '_') else '::' for c in str(path)))
def embed(input_path, output_path, namespace, var_name):
with open(input_path, "rt") as f:
contents = f.read()
out = (
f"// Generated from {input_path}\n"
f"#pragma once\n\n"
f"namespace {safe_namespace_name(namespace)}" "\n{\n"
f"\tinline constexpr char {safe_var_name(var_name)}_str[] = R\"(\"{contents}\")\";\n""}"
)
os.makedirs(os.path.dirname(output_path), exist_ok=True)
with open(output_path.with_suffix(output_path.suffix + ".h"), "w") as f:
f.write(out)
def main(input_dir, output_dir):
input_path = Path(input_dir)
for root, _, files in os.walk(input_dir):
for file in files:
print(f"Processing file: %{file}%")
file_path = Path(root) / file
parent_path = file_path.relative_to(input_dir)
output_path = Path(output_dir) / parent_path
embed(file_path, output_path, parent_path, file_path.name)
if __name__ == "__main__":
if len(sys.argv) != 3:
print("Expected two arguments: input_dir output_dir")
exit(1)
main(sys.argv[1], sys.argv[2])