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5cc0539961
* Add a dedicated 2D server * Create dedicated tests * Split performance metrics between 2D and 3D * Rename the 3D only server module
378 lines
13 KiB
Python
378 lines
13 KiB
Python
"""Functions used to generate scu build source files during build time"""
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import glob
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import math
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import os
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from pathlib import Path
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from methods import print_error
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base_folder_path = str(Path(__file__).parent) + "/"
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base_folder_only = os.path.basename(os.path.normpath(base_folder_path))
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_verbose = False # Set manually for debug prints
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_scu_folders = set()
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_max_includes_per_scu = 1024
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def clear_out_stale_files(output_folder, extension, fresh_files):
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output_folder = os.path.abspath(output_folder)
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# print("clear_out_stale_files from folder: " + output_folder)
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if not os.path.isdir(output_folder):
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# folder does not exist or has not been created yet,
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# no files to clearout. (this is not an error)
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return
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for file in glob.glob(output_folder + "/*." + extension):
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file = Path(file)
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if file not in fresh_files:
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# print("removed stale file: " + str(file))
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os.remove(file)
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def folder_not_found(folder):
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abs_folder = base_folder_path + folder + "/"
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return not os.path.isdir(abs_folder)
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def find_files_in_folder(folder, sub_folder, include_list, extension, sought_exceptions, found_exceptions):
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abs_folder = base_folder_path + folder + "/" + sub_folder
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if not os.path.isdir(abs_folder):
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print_error(f'SCU: "{abs_folder}" not found.')
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return include_list, found_exceptions
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os.chdir(abs_folder)
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sub_folder_slashed = ""
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if sub_folder != "":
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sub_folder_slashed = sub_folder + "/"
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for file in glob.glob("*." + extension):
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simple_name = Path(file).stem
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if file.endswith(".gen.cpp"):
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continue
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li = '#include "' + folder + "/" + sub_folder_slashed + file + '"'
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if simple_name not in sought_exceptions:
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include_list.append(li)
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else:
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found_exceptions.append(li)
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return include_list, found_exceptions
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def write_output_file(file_count, include_list, start_line, end_line, output_folder, output_filename_prefix, extension):
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output_folder = os.path.abspath(output_folder)
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if not os.path.isdir(output_folder):
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# create
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os.mkdir(output_folder)
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if not os.path.isdir(output_folder):
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print_error(f'SCU: "{output_folder}" could not be created.')
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return
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if _verbose:
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print("SCU: Creating folder: %s" % output_folder)
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file_text = ""
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for i in range(start_line, end_line):
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if i < len(include_list):
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line = include_list[i]
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li = line + "\n"
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file_text += li
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num_string = ""
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if file_count > 0:
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num_string = "_" + str(file_count)
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short_filename = output_filename_prefix + num_string + ".gen." + extension
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output_filename = output_folder + "/" + short_filename
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output_path = Path(output_filename)
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if not output_path.exists() or output_path.read_text() != file_text:
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if _verbose:
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print("SCU: Generating: %s" % short_filename)
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output_path.write_text(file_text, encoding="utf8")
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elif _verbose:
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print("SCU: Generation not needed for: " + short_filename)
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return output_path
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def write_exception_output_file(file_count, exception_string, output_folder, output_filename_prefix, extension):
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output_folder = os.path.abspath(output_folder)
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if not os.path.isdir(output_folder):
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print_error(f"SCU: {output_folder} does not exist.")
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return
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file_text = exception_string + "\n"
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num_string = ""
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if file_count > 0:
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num_string = "_" + str(file_count)
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short_filename = output_filename_prefix + "_exception" + num_string + ".gen." + extension
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output_filename = output_folder + "/" + short_filename
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output_path = Path(output_filename)
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if not output_path.exists() or output_path.read_text() != file_text:
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if _verbose:
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print("SCU: Generating: " + short_filename)
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output_path.write_text(file_text, encoding="utf8")
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elif _verbose:
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print("SCU: Generation not needed for: " + short_filename)
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return output_path
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def find_section_name(sub_folder):
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# Construct a useful name for the section from the path for debug logging
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section_path = os.path.abspath(base_folder_path + sub_folder) + "/"
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folders = []
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folder = ""
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for i in range(8):
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folder = os.path.dirname(section_path)
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folder = os.path.basename(folder)
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if folder == base_folder_only:
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break
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folders.append(folder)
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section_path += "../"
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section_path = os.path.abspath(section_path) + "/"
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section_name = ""
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for n in range(len(folders)):
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section_name += folders[len(folders) - n - 1]
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if n != (len(folders) - 1):
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section_name += "_"
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return section_name
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# "folders" is a list of folders to add all the files from to add to the SCU
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# "section (like a module)". The name of the scu file will be derived from the first folder
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# (thus e.g. scene/3d becomes scu_scene_3d.gen.cpp)
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# "includes_per_scu" limits the number of includes in a single scu file.
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# This allows the module to be built in several translation units instead of just 1.
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# This will usually be slower to compile but will use less memory per compiler instance, which
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# is most relevant in release builds.
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# "sought_exceptions" are a list of files (without extension) that contain
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# e.g. naming conflicts, and are therefore not suitable for the scu build.
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# These will automatically be placed in their own separate scu file,
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# which is slow like a normal build, but prevents the naming conflicts.
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# Ideally in these situations, the source code should be changed to prevent naming conflicts.
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# "extension" will usually be cpp, but can also be set to c (for e.g. third party libraries that use c)
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def process_folder(folders, sought_exceptions=[], includes_per_scu=0, extension="cpp"):
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if len(folders) == 0:
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return
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# Construct the filename prefix from the FIRST folder name
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# e.g. "scene_3d"
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out_filename = find_section_name(folders[0])
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found_includes = []
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found_exceptions = []
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main_folder = folders[0]
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abs_main_folder = base_folder_path + main_folder
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# Keep a record of all folders that have been processed for SCU,
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# this enables deciding what to do when we call "add_source_files()"
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global _scu_folders
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_scu_folders.add(main_folder)
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# main folder (first)
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found_includes, found_exceptions = find_files_in_folder(
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main_folder, "", found_includes, extension, sought_exceptions, found_exceptions
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)
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# sub folders
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for d in range(1, len(folders)):
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found_includes, found_exceptions = find_files_in_folder(
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main_folder, folders[d], found_includes, extension, sought_exceptions, found_exceptions
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)
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found_includes = sorted(found_includes)
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# calculate how many lines to write in each file
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total_lines = len(found_includes)
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# adjust number of output files according to whether DEV or release
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num_output_files = 1
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if includes_per_scu == 0:
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includes_per_scu = _max_includes_per_scu
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else:
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if includes_per_scu > _max_includes_per_scu:
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includes_per_scu = _max_includes_per_scu
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num_output_files = max(math.ceil(total_lines / float(includes_per_scu)), 1)
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lines_per_file = math.ceil(total_lines / float(num_output_files))
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lines_per_file = max(lines_per_file, 1)
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start_line = 0
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# These do not vary throughout the loop
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output_folder = abs_main_folder + "/scu/"
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output_filename_prefix = "scu_" + out_filename
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fresh_files = set()
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for file_count in range(0, num_output_files):
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end_line = start_line + lines_per_file
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# special case to cover rounding error in final file
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if file_count == (num_output_files - 1):
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end_line = len(found_includes)
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fresh_file = write_output_file(
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file_count, found_includes, start_line, end_line, output_folder, output_filename_prefix, extension
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)
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fresh_files.add(fresh_file)
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start_line = end_line
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# Write the exceptions each in their own scu gen file,
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# so they can effectively compile in "old style / normal build".
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for exception_count in range(len(found_exceptions)):
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fresh_file = write_exception_output_file(
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exception_count, found_exceptions[exception_count], output_folder, output_filename_prefix, extension
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)
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fresh_files.add(fresh_file)
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# Clear out any stale file (usually we will be overwriting if necessary,
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# but we want to remove any that are pre-existing that will not be
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# overwritten, so as to not compile anything stale).
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clear_out_stale_files(output_folder, extension, fresh_files)
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def generate_scu_files(max_includes_per_scu):
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global _max_includes_per_scu
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_max_includes_per_scu = max_includes_per_scu
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print("SCU: Generating build files... (max includes per SCU: %d)" % _max_includes_per_scu)
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curr_folder = os.path.abspath("./")
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# check we are running from the correct folder
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if folder_not_found("core") or folder_not_found("platform") or folder_not_found("scene"):
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raise RuntimeError("scu_builders.py must be run from the godot folder.")
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return
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process_folder(["core"])
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process_folder(["core/crypto"])
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process_folder(["core/debugger"])
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process_folder(["core/extension"])
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process_folder(["core/input"])
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process_folder(["core/io"])
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process_folder(["core/math"])
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process_folder(["core/object"])
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process_folder(["core/os"])
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process_folder(["core/string"])
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process_folder(["core/variant"], ["variant_utility"])
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process_folder(["drivers/unix"])
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process_folder(["drivers/png"])
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process_folder(["drivers/gles3/effects"])
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process_folder(["drivers/gles3/storage"])
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process_folder(["editor"], ["file_system_dock", "editor_resource_preview"], 32)
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process_folder(["editor/debugger"])
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process_folder(["editor/debugger/debug_adapter"])
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process_folder(["editor/export"])
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process_folder(["editor/gui"])
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process_folder(["editor/themes"])
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process_folder(["editor/project_manager"])
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process_folder(["editor/import"])
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process_folder(["editor/import/3d"])
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process_folder(["editor/plugins"])
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process_folder(["editor/plugins/gizmos"])
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process_folder(["editor/plugins/tiles"])
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process_folder(["platform/android/export"])
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process_folder(["platform/ios/export"])
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process_folder(["platform/linuxbsd/export"])
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process_folder(["platform/macos/export"])
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process_folder(["platform/web/export"])
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process_folder(["platform/windows/export"])
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process_folder(["modules/lightmapper_rd"])
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process_folder(["modules/gltf"])
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process_folder(["modules/gltf/structures"])
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process_folder(["modules/gltf/editor"])
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process_folder(["modules/gltf/extensions"])
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process_folder(["modules/gltf/extensions/physics"])
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process_folder(["modules/navigation_3d"])
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process_folder(["modules/navigation_3d/3d"])
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process_folder(["modules/navigation_2d"])
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process_folder(["modules/navigation_2d/2d"])
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process_folder(["modules/webrtc"])
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process_folder(["modules/websocket"])
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process_folder(["modules/gridmap"])
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process_folder(["modules/multiplayer"])
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process_folder(["modules/multiplayer/editor"])
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process_folder(["modules/openxr"], ["register_types"])
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process_folder(["modules/openxr/action_map"])
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process_folder(["modules/openxr/editor"])
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# process_folder(["modules/openxr/extensions"]) # Sensitive include order for platform code.
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process_folder(["modules/openxr/scene"])
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process_folder(["modules/godot_physics_2d"])
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process_folder(["modules/godot_physics_3d"])
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process_folder(["modules/godot_physics_3d/joints"])
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process_folder(["modules/csg"])
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process_folder(["modules/gdscript"])
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process_folder(["modules/gdscript/editor"])
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process_folder(["modules/gdscript/language_server"])
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process_folder(["scene/2d"])
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process_folder(["scene/2d/physics"])
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process_folder(["scene/2d/physics/joints"])
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process_folder(["scene/3d"])
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process_folder(["scene/3d/physics"])
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process_folder(["scene/3d/physics/joints"])
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process_folder(["scene/3d/xr"])
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process_folder(["scene/animation"])
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process_folder(["scene/gui"])
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process_folder(["scene/main"])
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process_folder(["scene/theme"])
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process_folder(["scene/resources"])
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process_folder(["scene/resources/2d"])
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process_folder(["scene/resources/2d/skeleton"])
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process_folder(["scene/resources/3d"])
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process_folder(["servers"])
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process_folder(["servers/rendering"])
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process_folder(["servers/rendering/dummy/storage"])
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process_folder(["servers/rendering/storage"])
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process_folder(["servers/rendering/renderer_rd"])
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process_folder(["servers/rendering/renderer_rd/effects"])
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process_folder(["servers/rendering/renderer_rd/environment"])
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process_folder(["servers/rendering/renderer_rd/storage_rd"])
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process_folder(["servers/rendering/renderer_rd/forward_clustered"])
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process_folder(["servers/rendering/renderer_rd/forward_mobile"])
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process_folder(["servers/audio"])
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process_folder(["servers/audio/effects"])
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process_folder(["servers/navigation"])
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process_folder(["servers/xr"])
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# Finally change back the path to the calling folder
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os.chdir(curr_folder)
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if _verbose:
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print("SCU: Processed folders: %s" % sorted(_scu_folders))
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return _scu_folders
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