BUG FIX - Wrong calculation of terrain normals

The partial derivative for the x-coordinate has been wrongly calculated: only a single sided derivative was calculated.
2016-12-29 21:43:20 +01:00
parent d36302cb0c
commit 3c482467ea
1 changed files with 2 additions and 2 deletions
--- a/src/osgTerrain/GeometryTechnique.cpp
+++ b/src/osgTerrain/GeometryTechnique.cpp
@@ -329,11 +329,11 @@ class VertexNormalGenerator
            osg::Vec3 zero(0.0f,0.0f,0.0f);
            if (left_valid)
            {
-                dx = center-left;
+                dx += center-left;
            }
            if (right_valid)
            {
-                dx = right-center;
+                dx += right-center;
            }
            if (bottom_valid)
            {