import argparse from datetime import datetime import glob import os import platform import urllib.request import shutil import subprocess from zipfile import ZipFile import checksum from log import * from utils import pushd, removeall ANGLE_VERSION = "2023-07-09" def attach_build_runtime(subparsers): build = subparsers.add_parser("build-runtime", help="TODO") build.add_argument("--release", action="store_true", help="compile Orca in release mode (default is debug)") build.set_defaults(func=shellish(build_runtime)) def build_runtime(args): ensure_programs() ensure_angle() build_milepost("lib", args.release) def build_milepost(target, release): print("Building milepost...") with pushd("milepost"): os.makedirs("bin", exist_ok=True) os.makedirs("lib", exist_ok=True) os.makedirs("resources", exist_ok=True) if target == "lib": if platform.system() == "Windows": build_milepost_lib_win(release) elif platform.system() == "Darwin": build_milepost_lib_mac(release) else: log_error(f"can't build milepost for unknown platform '{platform.system()}'") exit(1) elif target == "test": with pushd("examples/test_app"): # TODO? subprocess.run(["./build.sh"]) elif target == "clean": removeall("bin") else: log_error(f"unrecognized milepost target '{target}'") exit(1) def build_milepost_lib_win(release): # TODO(ben): delete embed_text.py embed_text_glsl("src\\glsl_shaders.h", "glsl_", [ "src\\glsl_shaders\\common.glsl", "src\\glsl_shaders\\blit_vertex.glsl", "src\\glsl_shaders\\blit_fragment.glsl", "src\\glsl_shaders\\path_setup.glsl", "src\\glsl_shaders\\segment_setup.glsl", "src\\glsl_shaders\\backprop.glsl", "src\\glsl_shaders\\merge.glsl", "src\\glsl_shaders\\raster.glsl", ]) includes = [ "/I", "src", "/I", "src/util", "/I", "src/platform", "/I", "ext", "/I", "ext/angle_headers", ] libs = [ "user32.lib", "opengl32.lib", "gdi32.lib", "shcore.lib", "delayimp.lib", "dwmapi.lib", "comctl32.lib", "ole32.lib", "shell32.lib", "shlwapi.lib", "/LIBPATH:./bin", "libEGL.dll.lib", "libGLESv2.dll.lib", "/DELAYLOAD:libEGL.dll", "/DELAYLOAD:libGLESv2.dll", ] subprocess.run([ "cl", "/we4013", "/Zi", "/Zc:preprocessor", "/DMP_BUILD_DLL", "/std:c11", *includes, "src/milepost.c", "/Fo:bin/milepost.o", "/LD", "/link", "/MANIFEST:EMBED", "/MANIFESTINPUT:src/win32_manifest.xml", *libs, "/OUT:bin/milepost.dll", "/IMPLIB:bin/milepost.dll.lib", ], check=True) def build_milepost_lib_mac(release): sdk_dir = "/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk" flags = ["-mmacos-version-min=10.15.4", "-maes"] cflags = ["-std=c11"] debug_flags = ["-O3"] if release else ["-g", "-DDEBUG", "-DLOG_COMPILE_DEBUG"] ldflags = [f"-L{sdk_dir}/usr/lib", f"-F{sdk_dir}/System/Library/Frameworks/"] includes = ["-Isrc", "-Isrc/util", "-Isrc/platform", "-Iext", "-Iext/angle_headers"] # compile metal shader subprocess.run([ "xcrun", "-sdk", "macosx", "metal", # TODO: shaderFlagParam "-fno-fast-math", "-c", "-o", "lib/mtl_renderer.air", "src/mtl_renderer.metal", ], check=True) subprocess.run([ "xcrun", "-sdk", "macosx", "metallib", "-o", "lib/mtl_renderer.metallib", "lib/mtl_renderer.air", ], check=True) # compile milepost. We use one compilation unit for all C code, and one # compilation unit for all Objective-C code subprocess.run([ "clang", *debug_flags, "-c", "-o", "bin/milepost_c.o", *cflags, *flags, *includes, "src/milepost.c" ], check=True) subprocess.run([ "clang", *debug_flags, "-c", "-o", "bin/milepost_objc.o", *flags, *includes, "src/milepost.m" ], check=True) # build dynamic library subprocess.run([ "ld", *ldflags, "-dylib", "-o", "bin/libmilepost.dylib", "bin/milepost_c.o", "bin/milepost_objc.o", "-Llib", "-lc", "-framework", "Carbon", "-framework", "Cocoa", "-framework", "Metal", "-framework", "QuartzCore", "-weak-lEGL", "-weak-lGLESv2", ], check=True) # change dependent libs path to @rpath subprocess.run([ "install_name_tool", "-change", "./libEGL.dylib", "@rpath/libEGL.dylib", "bin/libmilepost.dylib", ], check=True) subprocess.run([ "install_name_tool", "-change", "./libGLESv2.dylib", "@rpath/libGLESv2.dylib", "bin/libmilepost.dylib", ], check=True) # add executable path to rpath. Client executable can still add its own # rpaths if needed, e.g. @executable_path/libs/ etc. subprocess.run([ "install_name_tool", "-id", "@rpath/libmilepost.dylib", "bin/libmilepost.dylib", ], check=True) def ensure_programs(): if platform.system() == "Windows": try: subprocess.run(["cl"], stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL) except FileNotFoundError: msg = log_error("MSVC was not found on your system.") msg.more("If you have already installed Visual Studio, make sure you are running in a") msg.more("Visual Studio command prompt or you have run vcvarsall.bat. Otherwise, download") msg.more("and install Visual Studio: https://visualstudio.microsoft.com/") exit(1) try: subprocess.run(["clang", "-v"], stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL) except FileNotFoundError: msg = log_error("clang was not found on your system.") if platform.system() == "Windows": msg.more("We recommend installing clang via the Visual Studio installer.") elif platform.system() == "Darwin": msg.more("Run the following to install it:") msg.more() msg.more(" brew install llvm") msg.more() exit(1) # TODO(ben): Check for xcode command line tools def ensure_angle(): checkfiles = None if platform.system() == "Windows": checkfiles = [ "milepost/lib/libEGL.dll", "milepost/lib/libEGL.dll.lib", "milepost/lib/libGLESv2.dll", "milepost/lib/libGLESv2.dll.lib", ] elif platform.system() == "Darwin": if platform.machine() == "arm64": log_warning(f"automated ANGLE builds are not yet available for Apple silicon") return checkfiles = [ "milepost/lib/libEGL.dylib", "milepost/lib/libGLESv2.dylib", ] if checkfiles is None: log_warning("could not verify if the correct version of ANGLE is present; the build will probably fail.") return angle_exists = True for file in checkfiles: if not os.path.isfile(file): print(f"Required ANGLE file {file} not found.") angle_exists = False break if not checksum.checkfile(file): angle_exists = False log_warning("wrong version of ANGLE libraries installed") break if not angle_exists: download_angle() def download_angle(): print("Downloading ANGLE...") if platform.system() == "Windows": build = "windows-2019" extensions = ["dll", "lib"] elif platform.system() == "Darwin": # TODO(ben): make universal dylibs build = "macos-12" extensions = ["dylib"] else: log_error(f"could not automatically download ANGLE for unknown platform {platform.system()}") return os.makedirs("scripts/files", exist_ok=True) filename = f"angle-{build}-{ANGLE_VERSION}.zip" filepath = f"scripts/files/{filename}" url = f"https://github.com/HandmadeNetwork/build-angle/releases/download/{ANGLE_VERSION}/{filename}" with urllib.request.urlopen(url) as response: with open(filepath, "wb") as out: shutil.copyfileobj(response, out) if not checksum.checkfile(filepath): log_error(f"ANGLE download did not match checksum") exit(1) print("Extracting ANGLE...") with ZipFile(filepath, "r") as anglezip: anglezip.extractall(path="scripts/files") os.makedirs("milepost/lib", exist_ok=True) for angleDir in ["bin", "lib"]: for ext in extensions: for filepath in glob.glob(f"scripts/files/angle/{angleDir}/*.{ext}"): shutil.copy(filepath, "milepost/lib") def embed_text_glsl(outputpath, prefix, shaders): output = open(outputpath, "w") output.write("/*********************************************************************\n") output.write("*\n") output.write("*\tfile: %s\n" % os.path.basename(outputpath)) output.write("*\tnote: string literals auto-generated by build_runtime.py\n") output.write("*\tdate: %s\n" % datetime.now().strftime("%d/%m%Y")) output.write("*\n") output.write("**********************************************************************/\n") outSymbol = (os.path.splitext(os.path.basename(outputpath))[0]).upper() output.write("#ifndef __%s_H__\n" % outSymbol) output.write("#define __%s_H__\n" % outSymbol) output.write("\n\n") for fileName in shaders: f = open(fileName, "r") lines = f.read().splitlines() output.write("//NOTE: string imported from %s\n" % fileName) stringName = os.path.splitext(os.path.basename(fileName))[0] output.write(f"const char* {prefix}{stringName} = ") for line in lines: output.write("\n\"%s\\n\"" % line) output.write(";\n\n") f.close() output.write("#endif // __%s_H__\n" % outSymbol) output.close()