From: Peter Schaefer <schaeferpm@gmail.com>
Date: Sat, 9 May 2015 21:32:03 +0000 (+0200)
Subject: fixed Normals in VS
X-Git-Url: https://git.leopard-lacewing.eu/?a=commitdiff_plain;h=c0f64112211bf30dd5bce70c97f39bdf02385041;p=cgue_weave.git

fixed Normals in VS
---

diff --git a/shader/basicTexture_VS.hlsl b/shader/basicTexture_VS.hlsl
index 29d73f0..2b83c33 100644
--- a/shader/basicTexture_VS.hlsl
+++ b/shader/basicTexture_VS.hlsl
@@ -18,7 +18,11 @@ void main()
 {
 	fUVs = aUV;
 	vec4 world_Position = uModel * vec4(aPosition, 1);
-	worldNormal = (uModel * vec4(aNormal, 0.0f)).xyz;
+	mat3 scale = transpose(mat3(uModel))*mat3(uModel);
+	vec3 Normal;
+	for (int i = 0; i < 3; ++i)
+		Normal[i] = 1/(scale[i][i])*aNormal[i];
+	worldNormal = normalize((uModel * vec4(Normal, 0.0f)).xyz);
 
 	gl_Position = uProjection * uView * world_Position;
 }
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