Fixed roughness fetch in the spec / gloss pipeline

See issue https://github.com/jMonkeyEngine/jmonkeyengine/issues/281
10 years ago · 4342d97439
parent af35f27b93
commit 4342d97439
1 changed files with 1 additions and 1 deletions
--- a/jme3-core/src/main/resources/Common/MatDefs/Light/PBRLighting.frag
+++ b/jme3-core/src/main/resources/Common/MatDefs/Light/PBRLighting.frag
@ -167,7 +167,7 @@ void main(){
    #ifdef SPECGLOSSPIPELINE
          vec4 specularColor = texture2D(m_SpecularMap, newTexCoord);
          vec4 diffuseColor = albedo;
-          Roughness = 1.0 - texture2D(m_GlossMap, newTexCoord);          
+          Roughness = 1.0 - texture2D(m_GlossMap, newTexCoord).r;          
    #else      
        float nonMetalSpec = 0.08 * specular;
        vec4 specularColor = (nonMetalSpec - nonMetalSpec * Metallic) + albedo * Metallic;