Fix fragment name for erratum (via Jeff Mahovsky)

mmp · Dec 28, 2023 · 5acc5e4 · 5acc5e4
1 parent 2b5837a
commit 5acc5e4
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/pbrt/util/sampling.cpp b/src/pbrt/util/sampling.cpp
@@ -73,7 +73,7 @@ pstd::array<Float, 3> SampleSphericalTriangle(const pstd::array<Point3f, 3> &v,
     CHECK(!IsNaN(cosBp));
     cosBp = Clamp(cosBp, -1, 1);
 
-    // Sample $c'$ along the arc between $b'$ and $a$
+    // Sample $c'$ along the arc between $a$ and $c$
     Float sinBp = SafeSqrt(1 - Sqr(cosBp));
     Vector3f cp = cosBp * a + sinBp * Normalize(GramSchmidt(c, a));