From c5215a0737de66ef436aba339c6b6c5f9827e129 Mon Sep 17 00:00:00 2001
From: Joshua Ashton <joshua@froggi.es>
Date: Sun, 22 Aug 2021 19:15:45 +0100
Subject: [PATCH] Support for ZHLT's sun spread angle

Signed-off-by: Joshua Ashton <joshua@froggi.es>
---
 tools/vmap/light.c | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/tools/vmap/light.c b/tools/vmap/light.c
index afd264b..e41e48c 100644
--- a/tools/vmap/light.c
+++ b/tools/vmap/light.c
@@ -246,7 +246,7 @@ void CreateEntityLights( void ){
 	const char      *name;
 	const char      *target;
 	vec3_t dest;
-	const char      *_color, *_light_brightness;
+	const char      *_color, *_light_brightness, *_spread;
 	float intensity, scale, deviance, filterRadius;
 	int spawnflags, flags, numSamples;
 	qboolean junior;
@@ -340,7 +340,14 @@ void CreateEntityLights( void ){
 
 			/* get filter radius from shader */
 			sun->filterRadius = FloatForKey( e, "filterradius" );
-			sun->deviance = FloatForKey( e, "sunspreadangle" );
+			_spread = ValueForKey( e, "_spread" );
+			if ( _spread && _spread[ 0 ] ) {
+				/* ZHLT's sun spread angle. */
+				sun->deviance = atof( _spread );
+			}
+			else {
+				sun->deviance = FloatForKey( e, "sunspreadangle" );
+			}
 			sun->deviance = sun->deviance / 180.0f * Q_PI;
 			sun->numSamples = IntForKey( e, "samples" );