Instead of using GL_NORMALIZE use GL_RESCALE_NORMAL which is faster.

diff --git a/Cura/gui/opengl.py b/Cura/gui/opengl.py
index 3399761138eacc3c5e01a80d80ef8372116558cf..81d23320c1dc413d6fd96597425231accfe724b6 100644 (file)
--- a/Cura/gui/opengl.py
+++ b/Cura/gui/opengl.py
@@ -23,7 +23,7 @@ def InitGL(window, view3D, zoom):
        glLightfv(GL_LIGHT0, GL_POSITION, [1.0, 1.0, 1.0, 0.0])\r
        glLightfv(GL_LIGHT1, GL_POSITION, [1.0, 1.0, 1.0, 0.0])\r
 \r
-       glEnable(GL_NORMALIZE)\r
+       glEnable(GL_RESCALE_NORMAL)\r
        glEnable(GL_LIGHTING)\r
        glEnable(GL_LIGHT0)\r
        glEnable(GL_DEPTH_TEST)\r

diff --git a/Cura/gui/projectPlanner.py b/Cura/gui/projectPlanner.py
index a9e893b9ad67c3ebef56b419f9a176b8f14517f1..619a4e25e28d3037b08859cdaf057ac2ee82018a 100644 (file)
--- a/Cura/gui/projectPlanner.py
+++ b/Cura/gui/projectPlanner.py
@@ -829,7 +829,6 @@ class PreviewGLCanvas(glcanvas.GLCanvas):
                        glEnable(GL_LIGHTING)\r
                        glTranslate(item.centerX, item.centerY, 0)\r
                        glPushMatrix()\r
-                       glEnable(GL_NORMALIZE)\r
                        glScalef(item.scale, item.scale, item.scale)\r
                        glCallList(item.modelDisplayList)\r
                        glPopMatrix()\r