Cursor Agentand西风逍遥游
e681ebde45
Port the signature HD-2D miniature presentation from HD2DURP: Gaussian depth-of-field on Camera3D/final HDR resolve, Hd2dLook presets, and Sprite3D cutout depth-write controls so characters stay sharp in focus. Co-authored-by: 西风逍遥游 <sunxfancy@gmail.com>
68 lines
2.1 KiB
Python
68 lines
2.1 KiB
Python
#!/usr/bin/env python3
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"""Compile the graphics depth-of-field GLSL fragment to a SPIR-V C++ include array."""
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from __future__ import annotations
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import struct
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import subprocess
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import sys
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from pathlib import Path
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ROOT = Path(__file__).resolve().parents[1]
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SHADER_DIR = ROOT / "src" / "modules" / "graphics" / "shaders"
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FRAGS = [
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"dof_gaussian.frag",
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]
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def spv_to_inc(spv_path: Path, array_name: str, out_path: Path) -> None:
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data = spv_path.read_bytes()
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if len(data) % 4 != 0:
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raise SystemExit(f"SPIR-V size not multiple of 4: {spv_path}")
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words = struct.unpack(f"<{len(data) // 4}I", data)
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if not words or words[0] != 0x07230203:
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raise SystemExit(f"bad SPIR-V magic in {spv_path}")
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lines = [f"static const uint32_t {array_name}[] = {{"]
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row: list[str] = []
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for i, w in enumerate(words):
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row.append(f"0x{w:08x}")
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if len(row) == 8:
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lines.append(" " + ", ".join(row) + ",")
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row = []
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if row:
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lines.append(" " + ", ".join(row) + ",")
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lines.append("};")
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lines.append(f"static const size_t {array_name}_count = {len(words)};")
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lines.append("")
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out_path.write_text("\n".join(lines), encoding="utf-8")
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print(f"wrote {out_path.relative_to(ROOT)} ({len(words)} words)")
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def compile_frag(src: Path) -> Path:
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out = src.with_suffix(".spv")
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cmd = ["glslc", "-fshader-stage=frag", str(src), "-o", str(out)]
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r = subprocess.run(cmd, capture_output=True, text=True)
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if r.returncode != 0:
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raise SystemExit(f"glslc failed for {src.name}:\n{r.stderr or r.stdout}")
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return out
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def main() -> int:
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if not SHADER_DIR.is_dir():
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raise SystemExit(f"missing shader dir: {SHADER_DIR}")
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for name in FRAGS:
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src = SHADER_DIR / name
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if not src.is_file():
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raise SystemExit(f"missing {src}")
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spv = compile_frag(src)
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stem = src.stem
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array = f"{stem}_frag_spv"
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spv_to_inc(spv, array, SHADER_DIR / f"{stem}_frag_spv.inc")
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spv.unlink(missing_ok=True)
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return 0
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if __name__ == "__main__":
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sys.exit(main())
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