godot/modules/raycast/godot_update_embree.py
2021-05-04 18:59:00 +02:00

261 lines
7.1 KiB
Python

import glob, os, shutil, subprocess, re
include_dirs = [
"common/tasking",
"kernels/bvh",
"kernels/builders",
"common/sys",
"kernels",
"kernels/common",
"common/math",
"common/algorithms",
"common/lexers",
"common/simd",
"include/embree3",
"kernels/subdiv",
"kernels/geometry",
]
cpp_files = [
"common/sys/sysinfo.cpp",
"common/sys/alloc.cpp",
"common/sys/filename.cpp",
"common/sys/library.cpp",
"common/sys/thread.cpp",
"common/sys/string.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",
"common/algorithms/parallel_for.cpp",
"common/algorithms/parallel_reduce.cpp",
"common/algorithms/parallel_prefix_sum.cpp",
"common/algorithms/parallel_for_for.cpp",
"common/algorithms/parallel_for_for_prefix_sum.cpp",
"common/algorithms/parallel_partition.cpp",
"common/algorithms/parallel_sort.cpp",
"common/algorithms/parallel_set.cpp",
"common/algorithms/parallel_map.cpp",
"common/algorithms/parallel_filter.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/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",
]
os.chdir("../../thirdparty")
dir_name = "embree"
if os.path.exists(dir_name):
shutil.rmtree(dir_name)
subprocess.run(["git", "clone", "https://github.com/lighttransport/embree-aarch64.git", "embree-tmp"])
os.chdir("embree-tmp")
commit_hash = str(subprocess.check_output(["git", "rev-parse", "HEAD"], universal_newlines=True)).strip()
all_files = set(cpp_files)
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") as hash_file:
hash_file.write(
f"""
// Copyright 2009-2020 Intel Corporation
// SPDX-License-Identifier: Apache-2.0
#define RTC_HASH "{commit_hash}"
"""
)
with open(os.path.join(dest_dir, "kernels/config.h"), "w") as config_file:
config_file.write(
"""
// Copyright 2009-2020 Intel Corporation
// SPDX-License-Identifier: Apache-2.0
/* #undef EMBREE_RAY_MASK */
/* #undef EMBREE_STAT_COUNTERS */
/* #undef EMBREE_BACKFACE_CULLING */
/* #undef EMBREE_BACKFACE_CULLING_CURVES */
#define EMBREE_FILTER_FUNCTION
/* #undef EMBREE_IGNORE_INVALID_RAYS */
#define EMBREE_GEOMETRY_TRIANGLE
/* #undef EMBREE_GEOMETRY_QUAD */
/* #undef EMBREE_GEOMETRY_CURVE */
/* #undef EMBREE_GEOMETRY_SUBDIVISION */
/* #undef EMBREE_GEOMETRY_USER */
/* #undef EMBREE_GEOMETRY_INSTANCE */
/* #undef EMBREE_GEOMETRY_GRID */
/* #undef EMBREE_GEOMETRY_POINT */
/* #undef EMBREE_RAY_PACKETS */
/* #undef EMBREE_COMPACT_POLYS */
#define EMBREE_CURVE_SELF_INTERSECTION_AVOIDANCE_FACTOR 2.0
#if defined(EMBREE_GEOMETRY_TRIANGLE)
#define IF_ENABLED_TRIS(x) x
#else
#define IF_ENABLED_TRIS(x)
#endif
#if defined(EMBREE_GEOMETRY_QUAD)
#define IF_ENABLED_QUADS(x) x
#else
#define IF_ENABLED_QUADS(x)
#endif
#if defined(EMBREE_GEOMETRY_CURVE) || defined(EMBREE_GEOMETRY_POINT)
#define IF_ENABLED_CURVES_OR_POINTS(x) x
#else
#define IF_ENABLED_CURVES_OR_POINTS(x)
#endif
#if defined(EMBREE_GEOMETRY_CURVE)
#define IF_ENABLED_CURVES(x) x
#else
#define IF_ENABLED_CURVES(x)
#endif
#if defined(EMBREE_GEOMETRY_POINT)
#define IF_ENABLED_POINTS(x) x
#else
#define IF_ENABLED_POINTS(x)
#endif
#if defined(EMBREE_GEOMETRY_SUBDIVISION)
#define IF_ENABLED_SUBDIV(x) x
#else
#define IF_ENABLED_SUBDIV(x)
#endif
#if defined(EMBREE_GEOMETRY_USER)
#define IF_ENABLED_USER(x) x
#else
#define IF_ENABLED_USER(x)
#endif
#if defined(EMBREE_GEOMETRY_INSTANCE)
#define IF_ENABLED_INSTANCE(x) x
#else
#define IF_ENABLED_INSTANCE(x)
#endif
#if defined(EMBREE_GEOMETRY_GRID)
#define IF_ENABLED_GRIDS(x) x
#else
#define IF_ENABLED_GRIDS(x)
#endif
"""
)
with open("CMakeLists.txt", "r") 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])
with open(os.path.join(dest_dir, "include/embree3/rtcore_config.h"), "w") as config_file:
config_file.write(
f"""
// Copyright 2009-2020 Intel Corporation
// SPDX-License-Identifier: Apache-2.0
#pragma once
#define RTC_VERSION_MAJOR {major_version}
#define RTC_VERSION_MINOR {minor_version}
#define RTC_VERSION_PATCH {patch_version}
#define RTC_VERSION {major_version}{minor_version:02d}{patch_version:02d}
#define RTC_VERSION_STRING "{major_version}.{minor_version}.{patch_version}"
#define RTC_MAX_INSTANCE_LEVEL_COUNT 1
#define EMBREE_MIN_WIDTH 0
#define RTC_MIN_WIDTH EMBREE_MIN_WIDTH
#define EMBREE_STATIC_LIB
/* #undef EMBREE_API_NAMESPACE */
#if defined(EMBREE_API_NAMESPACE)
# define RTC_NAMESPACE
# define RTC_NAMESPACE_BEGIN namespace {{
# define RTC_NAMESPACE_END }}
# define RTC_NAMESPACE_USE using namespace ;
# define RTC_API_EXTERN_C
# undef EMBREE_API_NAMESPACE
#else
# define RTC_NAMESPACE_BEGIN
# define RTC_NAMESPACE_END
# define RTC_NAMESPACE_USE
# if defined(__cplusplus)
# define RTC_API_EXTERN_C extern "C"
# else
# define RTC_API_EXTERN_C
# endif
#endif
#if defined(ISPC)
# define RTC_API_IMPORT extern "C" unmasked
# define RTC_API_EXPORT extern "C" unmasked
#elif defined(EMBREE_STATIC_LIB)
# define RTC_API_IMPORT RTC_API_EXTERN_C
# define RTC_API_EXPORT RTC_API_EXTERN_C
#elif defined(_WIN32)
# define RTC_API_IMPORT RTC_API_EXTERN_C __declspec(dllimport)
# define RTC_API_EXPORT RTC_API_EXTERN_C __declspec(dllexport)
#else
# define RTC_API_IMPORT RTC_API_EXTERN_C
# define RTC_API_EXPORT RTC_API_EXTERN_C __attribute__ ((visibility ("default")))
#endif
#if defined(RTC_EXPORT_API)
# define RTC_API RTC_API_EXPORT
#else
# define RTC_API RTC_API_IMPORT
#endif
"""
)
os.chdir("..")
shutil.rmtree("embree-tmp")