From ced060b8eab11eaa09558c1e83bc0c8a72b0f6c6 Mon Sep 17 00:00:00 2001
From: taoning <tnwang@proton.me>
Date: Wed, 30 Oct 2024 17:21:21 -0700
Subject: [PATCH] fix(px): add pcomb to top level interface

---
 pyradiance/__init__.py | 4 +++-
 pyradiance/px.py       | 1 +
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/pyradiance/__init__.py b/pyradiance/__init__.py
index 0e9e195..81bae01 100644
--- a/pyradiance/__init__.py
+++ b/pyradiance/__init__.py
@@ -36,7 +36,7 @@
 from .model import Primitive, Scene, Sensor, View
 from .ot import oconv
 from .param import SamplingParameters
-from .px import falsecolor, pcompos, pcond, pfilt, pvalue, pvaluer, ra_ppm, ra_tiff
+from .px import falsecolor, pcomb, PcombInput, pcompos, pcond, pfilt, pvalue, pvaluer, ra_ppm, ra_tiff
 from .rt import RcModifier, mkpmap, rcontrib, rpict, rtrace
 from .util import (
     RcombInput,
@@ -105,6 +105,8 @@
     "pabopto2bsdf",
     "parse_primitive",
     "parse_view",
+    "pcomb",
+    "PcombInput",
     "pcompos",
     "pkgbsdf",
     "pvalue",
diff --git a/pyradiance/px.py b/pyradiance/px.py
index 19f06e3..16b3043 100644
--- a/pyradiance/px.py
+++ b/pyradiance/px.py
@@ -68,6 +68,7 @@ def pcomb(
             if stdin is not None:
                 raise ValueError("Only one bytes input is allowed with pcomb.")
             stdin = input
+            cmd.append("-")
         elif isinstance(input, (str, Path)):
             cmd.append(str(input))
         else: