[Performous-commit] Lasse Karkkainen : Normals need to be normalized in both vertex and fragment shaders for proper weighting and interpolation .

[Lasse Kärkkäi. <tr...@us...>]

Author: Lasse Karkkainen <tro...@tr...>
Date:   Mon Mar  7 00:03:41 2011 +0100

Normals need to be normalized in both vertex and fragment shaders for proper weighting and interpolation.

---

 data/shaders/core.vert |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/data/shaders/core.vert b/data/shaders/core.vert
index d3b5f4f..ee16a3d 100644
--- a/data/shaders/core.vert
+++ b/data/shaders/core.vert
@@ -20,7 +20,7 @@ varying vec4 vColor;
 void main() {
 	gl_Position = positionMatrix * vertPos;
 	vTexCoord = texCoord = vertTexCoord;
-	vNormal = normal = normalMatrix * vertNormal;
+	vNormal = normal = normalize(normalMatrix * vertNormal);
 	vColor = color = vertColor;
 }