X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=source%2Fgrid.cpp;h=aaeada8a73130e2ae2dccd4fb53c3da608731def;hp=2f1a2a1ca6225a680f24227b2c2fdc0c96098fe2;hb=8e9d872c2ba8dc633d29a673ba93adf38d262a5c;hpb=6e42e65cb070ef86ea748423a1c6e0a59a937958

diff --git a/source/grid.cpp b/source/grid.cpp
index 2f1a2a1c..aaeada8a 100644
--- a/source/grid.cpp
+++ b/source/grid.cpp
@@ -88,10 +88,11 @@ void GridBuilder::build(PrimitiveBuilder &builder) const
 	adjust_texture_scale(u_scale, v_scale, sqrt(l1_sq), l2);
 
 	builder.normal(norm.x, norm.y, norm.z);
-	if(tangent_attr>=0)
-		builder.attrib(tangent_attr, side1.x, side1.y, side1.z);
-	if(binormal_attr>=0)
-		builder.attrib(tangent_attr, binorm.x, binorm.y, binorm.z);
+	if(generate_tbn)
+	{
+		builder.tangent(side1.x, side1.y, side1.z);
+		builder.binormal(binorm.x, binorm.y, binorm.z);
+	}
 
 	for(unsigned j=0; j<=v_div; ++j)
 	{