mirror of
https://github.com/RetroPortingToolKit/psxrecomp
synced 2026-10-25 18:05:12 -04:00
Matthew Stanley
91 lines
4.1 KiB
Python
91 lines
4.1 KiB
Python
"""Run source-owned readback checks with a hidden real OpenGL context."""
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import argparse
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import json
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import os
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import pathlib
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import re
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import shutil
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import subprocess
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import sys
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import tempfile
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def probe_result_ok(code, stdout, stderr, expect_unbounded=False):
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lines = stdout.rstrip().splitlines()
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summary = re.fullmatch(r"checks=(\d+) failures=(\d+)", lines[-1]) if lines else None
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if not summary or int(summary[1]) == 0:
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return False
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failures = [line for line in stderr.splitlines() if line.startswith("FAIL ")]
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if expect_unbounded:
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return (code == 1 and int(summary[2]) == 1 and
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failures == ["FAIL single-pixel bounded transfer"])
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return code == 0 and int(summary[2]) == 0 and not failures
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def main():
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parser = argparse.ArgumentParser(description=__doc__)
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parser.add_argument("--compiler-bin", required=True)
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parser.add_argument("--sdl-root", required=True)
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parser.add_argument("--sdl-library", help="Explicit SDL3 library (e.g. a system DLL import library)")
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parser.add_argument("--output", required=True)
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parser.add_argument("--gl-source")
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parser.add_argument("--fixture", type=pathlib.Path)
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parser.add_argument("--expect-unbounded", action="store_true")
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args = parser.parse_args()
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framework = pathlib.Path(__file__).resolve().parents[2]
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compiler = pathlib.Path(args.compiler_bin).resolve()
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for name in ("gcc.exe", "g++.exe"):
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if not (compiler / name).is_file():
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parser.error(f"--compiler-bin must contain {name}: {compiler}")
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sdl = pathlib.Path(args.sdl_root).resolve()
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if not (sdl / "sdl3-src/include").is_dir():
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parser.error(f"--sdl-root must contain the sdl3-src/include directory: {sdl}")
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sdl_library = pathlib.Path(args.sdl_library).resolve() if args.sdl_library else sdl / "sdl3-build/libSDL3.a"
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if not sdl_library.is_file():
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parser.error(f"SDL3 library does not exist: {sdl_library}")
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output = pathlib.Path(args.output).resolve()
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output.mkdir(parents=True, exist_ok=True)
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dest = pathlib.Path(tempfile.mkdtemp(prefix="readback-", dir=output))
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print("Evidence directory:", dest)
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env = os.environ.copy()
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env["PATH"] = str(compiler) + os.pathsep + env.get("PATH", "")
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if args.gl_source:
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shutil.copyfile(args.gl_source, dest / "gpu_gl_renderer.c")
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includes = ["-I", str(dest), "-I", str(framework / "runtime/include"),
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"-I", str(framework / "runtime/src"), "-I", str(sdl / "sdl3-src/include")]
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receipt = []
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def run(command):
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command = [str(value) for value in command]
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result = subprocess.run(command, cwd=dest, capture_output=True,
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text=True, encoding="utf-8", errors="replace", env=env)
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receipt.append({"cmd": command, "exit": result.returncode,
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"stdout": result.stdout, "stderr": result.stderr})
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(dest / "receipt.json").write_text(json.dumps(receipt, indent=2), encoding="utf-8")
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print(result.stdout[-600:], result.stderr[-2000:])
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return result
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fixture = args.fixture or framework / "runtime/tests/test_gl_readback_region.c"
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for name, source in [("probe", fixture), ("sw", framework / "runtime/src/gpu_sw_renderer.c")]:
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if run([compiler / "gcc.exe", "-std=c11", "-O2", "-flto", "-DPSX_SDL3=1",
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"-DPSX_NO_DEBUG_TOOLS=1", *includes, "-c", source,
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"-o", dest / (name + ".o")]).returncode:
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return 2
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libraries = ["m", "kernel32", "user32", "gdi32", "winmm", "imm32", "ole32",
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"oleaut32", "version", "uuid", "advapi32", "setupapi", "shell32",
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"dinput8", "opengl32"]
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if run([compiler / "g++.exe", "-O2", "-flto", dest / "probe.o", dest / "sw.o",
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sdl_library, *["-l" + name for name in libraries],
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"-o", dest / "probe.exe"]).returncode:
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return 2
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for scale in (1, 4):
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result = run([dest / "probe.exe", scale])
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if not probe_result_ok(result.returncode, result.stdout, result.stderr,
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args.expect_unbounded):
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return 1
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return 0
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if __name__ == "__main__":
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sys.exit(main())
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