From 038b44539a5216897763d2cda68e65f6462c2cb9 Mon Sep 17 00:00:00 2001
From: "Gregory J. Ward" <gregoryjward@gmail.com>
Date: Mon, 4 Jan 2021 19:07:15 +0000
Subject: [PATCH] refactor: added default initialization of RAY ron, rod
 members

---
 src/rt/raytrace.c |  4 +++-
 src/rt/source.c   | 10 ++--------
 2 files changed, 5 insertions(+), 9 deletions(-)

diff --git a/src/rt/raytrace.c b/src/rt/raytrace.c
index ccc255481..49482c393 100644
--- a/src/rt/raytrace.c
+++ b/src/rt/raytrace.c
@@ -1,5 +1,5 @@
 #ifndef lint
-static const char RCSid[] = "$Id: raytrace.c,v 2.81 2020/03/29 18:21:57 greg Exp $";
+static const char RCSid[] = "$Id: raytrace.c,v 2.82 2021/01/04 19:07:15 greg Exp $";
 #endif
 /*
  *  raytrace.c - routines for tracing and shading rays.
@@ -147,6 +147,8 @@ rayclear(			/* clear a ray for (re)evaluation */
 	r->rox = NULL;
 	r->rxt = r->rmt = r->rot = FHUGE;
 	VCOPY(r->rop, r->rorg);
+	r->ron[0] = -r->rdir[0]; r->ron[1] = -r->rdir[1]; r->ron[2] = -r->rdir[2];
+	r->rod = 1.0;
 	r->pert[0] = r->pert[1] = r->pert[2] = 0.0;
 	r->rflips = 0;
 	r->uv[0] = r->uv[1] = 0.0;
diff --git a/src/rt/source.c b/src/rt/source.c
index c12575c25..5d9f4a972 100644
--- a/src/rt/source.c
+++ b/src/rt/source.c
@@ -1,5 +1,5 @@
 #ifndef lint
-static const char RCSid[] = "$Id: source.c,v 2.74 2020/12/17 03:30:37 greg Exp $";
+static const char RCSid[] = "$Id: source.c,v 2.75 2021/01/04 19:07:15 greg Exp $";
 #endif
 /*
  *  source.c - routines dealing with illumination sources.
@@ -364,15 +364,9 @@ sourcehit(			/* check to see if ray hit distant source */
 			return(0);	/* nothing usable */
 	}
 	/*
-	 * Make assignments.
+	 * Assign object index
 	 */
 	r->robj = objndx(r->ro);
-	for (i = 0; i < 3; i++)
-		r->ron[i] = -r->rdir[i];
-	r->rod = 1.0;
-	r->pert[0] = r->pert[1] = r->pert[2] = 0.0;
-	r->uv[0] = r->uv[1] = 0.0;
-	r->rox = NULL;
 	return(1);
 }