From e326a983893117508a6e94511c2f93913cd02256 Mon Sep 17 00:00:00 2001
From: David Thompson <dthompson2@worcester.edu>
Date: Fri, 6 Aug 2021 08:36:25 -0400
Subject: graphics: phong: Improve lighting.

---
 data/shaders/phong-vert.glsl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'data/shaders/phong-vert.glsl')

diff --git a/data/shaders/phong-vert.glsl b/data/shaders/phong-vert.glsl
index 9b72eb3..f7fd363 100644
--- a/data/shaders/phong-vert.glsl
+++ b/data/shaders/phong-vert.glsl
@@ -30,7 +30,7 @@ uniform mat4 projection;
 
 void main() {
   fragWorldPos = vec3(model * vec4(position, 1.0));
-  fragNorm = normalize(model * vec4(normal, 1.0)).xyz;
+  fragNorm = mat3(model) * normal;
   fragTex = texcoord;
   gl_Position = projection * view * vec4(fragWorldPos, 1.0);
 }
-- 
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