From 987ce3c10b728227b780752521c54877e8472aaf Mon Sep 17 00:00:00 2001
From: Michael Herzog <michael.herzog@human-interactive.org>
Date: Wed, 22 Sep 2021 21:00:29 +0200
Subject: [PATCH] Examples: Fix broken PackedPhongMaterial. (#22569)

---
 examples/jsm/utils/PackedPhongMaterial.js | 11 +++--------
 1 file changed, 3 insertions(+), 8 deletions(-)

diff --git a/examples/jsm/utils/PackedPhongMaterial.js b/examples/jsm/utils/PackedPhongMaterial.js
index 05f1044af9..5d8cf07667 100644
--- a/examples/jsm/utils/PackedPhongMaterial.js
+++ b/examples/jsm/utils/PackedPhongMaterial.js
@@ -35,10 +35,6 @@ class PackedPhongMaterial extends MeshPhongMaterial {
 
 			'varying vec3 vViewPosition;',
 
-			'#ifndef FLAT_SHADED',
-			'varying vec3 vNormal;',
-			'#endif',
-
 			ShaderChunk.common,
 			ShaderChunk.uv_pars_vertex,
 			ShaderChunk.uv2_pars_vertex,
@@ -46,6 +42,7 @@ class PackedPhongMaterial extends MeshPhongMaterial {
 			ShaderChunk.envmap_pars_vertex,
 			ShaderChunk.color_pars_vertex,
 			ShaderChunk.fog_pars_vertex,
+			ShaderChunk.normal_pars_vertex,
 			ShaderChunk.morphtarget_pars_vertex,
 			ShaderChunk.skinning_pars_vertex,
 			ShaderChunk.shadowmap_pars_vertex,
@@ -142,10 +139,7 @@ class PackedPhongMaterial extends MeshPhongMaterial {
 			ShaderChunk.skinbase_vertex,
 			ShaderChunk.skinnormal_vertex,
 			ShaderChunk.defaultnormal_vertex,
-
-			'#ifndef FLAT_SHADED',
-			'	vNormal = normalize( transformedNormal );',
-			'#endif',
+			ShaderChunk.normal_vertex,
 
 			ShaderChunk.begin_vertex,
 
@@ -199,6 +193,7 @@ class PackedPhongMaterial extends MeshPhongMaterial {
 			ShaderChunk.fog_pars_fragment,
 			ShaderChunk.bsdfs,
 			ShaderChunk.lights_pars_begin,
+			ShaderChunk.normal_pars_fragment,
 			ShaderChunk.lights_phong_pars_fragment,
 			ShaderChunk.shadowmap_pars_fragment,
 			ShaderChunk.bumpmap_pars_fragment,
-- 
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