initial commit, 4.5 stable

modules/raycast/godot_update_embree.py

@@ -0,0 +1,183 @@
+import glob
+import os
+import re
+import shutil
+import stat
+import subprocess
+import sys
+from typing import Any, Callable
+
+git_tag = "v4.4.0"
+
+include_dirs = [
+    "common/tasking",
+    "kernels/bvh",
+    "kernels/builders",
+    "common/sys",
+    "kernels",
+    "kernels/common",
+    "common/math",
+    "common/algorithms",
+    "common/lexers",
+    "common/simd",
+    "common/simd/arm",
+    "common/simd/wasm",
+    "include/embree4",
+    "kernels/subdiv",
+    "kernels/geometry",
+]
+
+cpp_files = [
+    "common/sys/sysinfo.cpp",
+    "common/sys/alloc.cpp",
+    "common/sys/estring.cpp",
+    "common/sys/filename.cpp",
+    "common/sys/library.cpp",
+    "common/sys/thread.cpp",
+    "common/sys/regression.cpp",
+    "common/sys/mutex.cpp",
+    "common/sys/condition.cpp",
+    "common/sys/barrier.cpp",
+    "common/math/constants.cpp",
+    "common/simd/sse.cpp",
+    "common/lexers/stringstream.cpp",
+    "common/lexers/tokenstream.cpp",
+    "common/tasking/taskschedulerinternal.cpp",
+    "kernels/common/device.cpp",
+    "kernels/common/stat.cpp",
+    "kernels/common/acceln.cpp",
+    "kernels/common/accelset.cpp",
+    "kernels/common/state.cpp",
+    "kernels/common/rtcore.cpp",
+    "kernels/common/rtcore_builder.cpp",
+    "kernels/common/scene.cpp",
+    "kernels/common/scene_verify.cpp",
+    "kernels/common/alloc.cpp",
+    "kernels/common/geometry.cpp",
+    "kernels/common/scene_triangle_mesh.cpp",
+    "kernels/geometry/primitive4.cpp",
+    "kernels/builders/primrefgen.cpp",
+    "kernels/bvh/bvh.cpp",
+    "kernels/bvh/bvh_statistics.cpp",
+    "kernels/bvh/bvh4_factory.cpp",
+    "kernels/bvh/bvh8_factory.cpp",
+    "kernels/bvh/bvh_collider.cpp",
+    "kernels/bvh/bvh_rotate.cpp",
+    "kernels/bvh/bvh_refit.cpp",
+    "kernels/bvh/bvh_builder.cpp",
+    "kernels/bvh/bvh_builder_morton.cpp",
+    "kernels/bvh/bvh_builder_sah.cpp",
+    "kernels/bvh/bvh_builder_sah_spatial.cpp",
+    "kernels/bvh/bvh_builder_sah_mb.cpp",
+    "kernels/bvh/bvh_builder_twolevel.cpp",
+    "kernels/bvh/bvh_intersector1.cpp",
+    "kernels/bvh/bvh_intersector1_bvh4.cpp",
+    "kernels/bvh/bvh_intersector_hybrid4_bvh4.cpp",
+    "kernels/bvh/bvh_intersector_hybrid.cpp",
+]
+
+config_files = [
+    "kernels/config.h.in",
+    "kernels/rtcore_config.h.in",
+]
+
+license_file = "LICENSE.txt"
+
+os.chdir(f"{os.path.dirname(__file__)}/../../thirdparty")
+
+dir_name = "embree"
+if os.path.exists(dir_name):
+    shutil.rmtree(dir_name)
+
+# In case something went wrong and embree-tmp stayed on the system.
+if os.path.exists("embree-tmp"):
+    shutil.rmtree("embree-tmp")
+
+subprocess.run(["git", "clone", "https://github.com/embree/embree.git", "embree-tmp"])
+os.chdir("embree-tmp")
+subprocess.run(["git", "checkout", git_tag])
+
+commit_hash = str(subprocess.check_output(["git", "rev-parse", "HEAD"], universal_newlines=True)).strip()
+
+
+def on_rm_error(function: Callable[..., Any], path: str, excinfo: Exception) -> None:
+    """
+    Error handler for `shutil.rmtree()`.
+
+    If the error is due to read-only files,
+    it will change the file permissions and retry.
+    """
+    os.chmod(path, stat.S_IWRITE)
+    os.unlink(path)
+
+
+# We remove the .git directory because it contains
+# a lot of read-only files that are problematic on Windows.
+if sys.version_info >= (3, 12):
+    shutil.rmtree(".git", onexc=on_rm_error)
+else:
+    shutil.rmtree(".git", onerror=on_rm_error)  # type: ignore
+
+all_files = set(cpp_files)
+
+for config_file in config_files:
+    all_files.add(config_file)
+
+all_files.add(license_file)
+
+dest_dir = os.path.join("..", dir_name)
+for include_dir in include_dirs:
+    headers = glob.iglob(os.path.join(include_dir, "*.h"))
+    all_files.update(headers)
+
+for f in all_files:
+    d = os.path.join(dest_dir, os.path.dirname(f))
+    if not os.path.exists(d):
+        os.makedirs(d)
+    shutil.copy2(f, d)
+
+with open(os.path.join(dest_dir, "kernels/hash.h"), "w", encoding="utf-8", newline="\n") as hash_file:
+    hash_file.write(
+        f"""// Copyright 2009-2021 Intel Corporation
+// SPDX-License-Identifier: Apache-2.0
+
+#define RTC_HASH "{commit_hash}"
+"""
+    )
+
+for config_file in config_files:
+    os.rename(os.path.join(dest_dir, config_file), os.path.join(dest_dir, config_file[:-3]))
+
+with open("CMakeLists.txt", "r", encoding="utf-8") as cmake_file:
+    cmake_content = cmake_file.read()
+    major_version = int(re.compile(r"EMBREE_VERSION_MAJOR\s(\d+)").findall(cmake_content)[0])
+    minor_version = int(re.compile(r"EMBREE_VERSION_MINOR\s(\d+)").findall(cmake_content)[0])
+    patch_version = int(re.compile(r"EMBREE_VERSION_PATCH\s(\d+)").findall(cmake_content)[0])
+
+shutil.move(os.path.join(dest_dir, "kernels/rtcore_config.h"), os.path.join(dest_dir, ("include/embree4/")))
+
+with open(
+    os.path.join(dest_dir, "include/embree4/rtcore_config.h"), "r+", encoding="utf-8", newline="\n"
+) as rtcore_config:
+    lines = rtcore_config.readlines()
+    rtcore_config.seek(0)
+    for i, line in enumerate(lines):
+        if line.startswith("#define RTC_VERSION_MAJOR"):
+            lines[i : i + 5] = [
+                f"#define RTC_VERSION_MAJOR {major_version}\n",
+                f"#define RTC_VERSION_MINOR {minor_version}\n",
+                f"#define RTC_VERSION_PATCH {patch_version}\n",
+                f"#define RTC_VERSION {major_version}{minor_version:02d}{patch_version:02d}\n",
+                f'#define RTC_VERSION_STRING "{major_version}.{minor_version}.{patch_version}"\n',
+            ]
+            break
+    rtcore_config.writelines(lines)
+    rtcore_config.truncate()
+
+os.chdir("..")
+shutil.rmtree("embree-tmp")
+
+subprocess.run(["git", "restore", "embree/patches"])
+
+for patch in os.listdir("embree/patches"):
+    subprocess.run(["git", "apply", f"embree/patches/{patch}"])