From 436615f3611d5a65540f212d908ad147e4bb164c Mon Sep 17 00:00:00 2001
From: Andrew Belt <andrewpbelt@gmail.com>
Date: Tue, 28 May 2019 19:44:02 -0400
Subject: [PATCH] Simplify Light::setBrightness/Smooth.

---
 include/engine/Light.hpp | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/include/engine/Light.hpp b/include/engine/Light.hpp
index 3a2b03cf..9407b809 100644
--- a/include/engine/Light.hpp
+++ b/include/engine/Light.hpp
@@ -14,7 +14,7 @@ struct Light {
 
 	/** Sets the brightness immediately with no light decay. */
 	void setBrightness(float brightness) {
-		value = (brightness > 0.f) ? brightness : 0.f;
+		value = brightness;
 	}
 
 	float getBrightness() {
@@ -23,15 +23,14 @@ struct Light {
 
 	/** Emulates light decay with slow fall but immediate rise. */
 	void setSmoothBrightness(float brightness, float deltaTime) {
-		float v = (brightness > 0.f) ? brightness : 0.f;
-		if (v < value) {
+		if (brightness < value) {
 			// Fade out light
 			const float lambda = 30.f;
-			value += (v - value) * lambda * deltaTime;
+			value += (brightness - value) * lambda * deltaTime;
 		}
 		else {
 			// Immediately illuminate light
-			value = v;
+			value = brightness;
 		}
 	}