6 files changed, 6 insertions, 14 deletions
diff --git a/src/renderergl2/glsl/dlight_vp.glsl b/src/renderergl2/glsl/dlight_vp.glsl
index 9566a04c..c326bd78 100644
--- a/src/renderergl2/glsl/dlight_vp.glsl
+++ b/src/renderergl2/glsl/dlight_vp.glsl
@@ -74,7 +74,7 @@ vec3 DeformPosition(const vec3 pos, const vec3 normal, const vec2 st)
 void main()
 {
 	vec3 position = attr_Position;
-	vec3 normal = attr_Normal * 2.0 - vec3(1.0);
+	vec3 normal = attr_Normal;
 
 #if defined(USE_DEFORM_VERTEXES)
 	position = DeformPosition(position, normal, attr_TexCoord0.st);
diff --git a/src/renderergl2/glsl/fogpass_vp.glsl b/src/renderergl2/glsl/fogpass_vp.glsl
index 8f7bc728..c8ec9a93 100644
--- a/src/renderergl2/glsl/fogpass_vp.glsl
+++ b/src/renderergl2/glsl/fogpass_vp.glsl
@@ -102,10 +102,9 @@ void main()
 #if defined(USE_VERTEX_ANIMATION)
 	vec3 position = mix(attr_Position, attr_Position2, u_VertexLerp);
 	vec3 normal   = mix(attr_Normal,   attr_Normal2,   u_VertexLerp);
-	normal = normalize(normal - vec3(0.5));
 #else
 	vec3 position = attr_Position;
-	vec3 normal   = attr_Normal * 2.0 - vec3(1.0);
+	vec3 normal   = attr_Normal;
 #endif
 
 #if defined(USE_DEFORM_VERTEXES)
diff --git a/src/renderergl2/glsl/generic_vp.glsl b/src/renderergl2/glsl/generic_vp.glsl
index 8543ffd7..859b4363 100644
--- a/src/renderergl2/glsl/generic_vp.glsl
+++ b/src/renderergl2/glsl/generic_vp.glsl
@@ -207,10 +207,9 @@ void main()
 #if defined(USE_VERTEX_ANIMATION)
 	vec3 position  = mix(attr_Position, attr_Position2, u_VertexLerp);
 	vec3 normal    = mix(attr_Normal,   attr_Normal2,   u_VertexLerp);
-	normal = normalize(normal - vec3(0.5));
 #else
 	vec3 position  = attr_Position;
-	vec3 normal    = attr_Normal * 2.0 - vec3(1.0);
+	vec3 normal    = attr_Normal;
 #endif
 
 #if defined(USE_DEFORM_VERTEXES)
diff --git a/src/renderergl2/glsl/lightall_vp.glsl b/src/renderergl2/glsl/lightall_vp.glsl
index b9e839de..59051d7c 100644
--- a/src/renderergl2/glsl/lightall_vp.glsl
+++ b/src/renderergl2/glsl/lightall_vp.glsl
@@ -167,11 +167,6 @@ void main()
   #endif
 #endif
 
-	normal  = normal  * 2.0 - vec3(1.0);
-#if defined(USE_VERT_TANGENT_SPACE) && defined(USE_LIGHT) && !defined(USE_FAST_LIGHT)
-	tangent = tangent * 2.0 - vec3(1.0);
-#endif
-
 #if defined(USE_TCGEN)
 	vec2 texCoords = GenTexCoords(u_TCGen0, position, normal, u_TCGen0Vector0, u_TCGen0Vector1);
 #else
@@ -195,13 +190,13 @@ void main()
 #endif
 
 #if defined(USE_VERT_TANGENT_SPACE) && defined(USE_LIGHT) && !defined(USE_FAST_LIGHT)
-	vec3 bitangent = cross(normal, tangent) * (attr_Tangent.w * 2.0 - 1.0);
+	vec3 bitangent = cross(normal, tangent) * attr_Tangent.w;
 #endif
 
 #if defined(USE_LIGHT_VECTOR)
 	vec3 L = u_LightOrigin.xyz - (position * u_LightOrigin.w);
 #elif defined(USE_LIGHT) && !defined(USE_FAST_LIGHT)
-	vec3 L = attr_LightDirection * 2.0 - vec3(1.0);
+	vec3 L = attr_LightDirection;
   #if defined(USE_MODELMATRIX)
 	L = (u_ModelMatrix * vec4(L, 0.0)).xyz;
   #endif
diff --git a/src/renderergl2/glsl/pshadow_vp.glsl b/src/renderergl2/glsl/pshadow_vp.glsl
index 0f9940cd..07a49855 100644
--- a/src/renderergl2/glsl/pshadow_vp.glsl
+++ b/src/renderergl2/glsl/pshadow_vp.glsl
@@ -11,5 +11,5 @@ void main()
 	gl_Position = u_ModelViewProjectionMatrix * vec4(attr_Position, 1.0);
 
 	var_Position  = attr_Position;
-	var_Normal    = attr_Normal * 2.0 - vec3(1.0);
+	var_Normal    = attr_Normal;
 }
diff --git a/src/renderergl2/glsl/shadowfill_vp.glsl b/src/renderergl2/glsl/shadowfill_vp.glsl
index 7a5cc571..7de901ba 100644
--- a/src/renderergl2/glsl/shadowfill_vp.glsl
+++ b/src/renderergl2/glsl/shadowfill_vp.glsl
@@ -80,7 +80,6 @@ void main()
 {
 	vec3 position  = mix(attr_Position, attr_Position2, u_VertexLerp);
 	vec3 normal    = mix(attr_Normal,   attr_Normal2,   u_VertexLerp);
-	normal = normalize(normal - vec3(0.5));
 
 	position = DeformPosition(position, normal, attr_TexCoord0.st);