Darken the lower layers when viewing GCode.

diff --git a/Cura/gui/sceneView.py b/Cura/gui/sceneView.py
index 67232d9b7226e33c5b18e64eb7590eb91de169d4..af92d4d29159a761fc522022858cc5bbe7924078 100644 (file)
--- a/Cura/gui/sceneView.py
+++ b/Cura/gui/sceneView.py
@@ -672,20 +672,23 @@ void main(void)
                                glPushMatrix()
                                glTranslate(-self._machineSize[0] / 2, -self._machineSize[1] / 2, 0)
                                t = time.time()
-                               for n in xrange(0, self.layerSelect.getValue() + 1):
+                               drawUpTill = min(len(self._gcode.layerList), self.layerSelect.getValue() + 1)
+                               for n in xrange(0, drawUpTill):
+                                       c = 1.0 - float(drawUpTill - n) / 15
+                                       c = max(0.3, c)
                                        if len(self._gcodeVBOs) < n + 1:
                                                self._gcodeVBOs.append(self._generateGCodeVBOs(self._gcode.layerList[n]))
                                                if time.time() - t > 0.5:
                                                        self.QueueRefresh()
                                                        break
                                        #['WALL-OUTER', 'WALL-INNER', 'FILL', 'SUPPORT', 'SKIRT']
-                                       glColor3f(1, 0, 0)
+                                       glColor3f(c, 0, 0)
                                        self._gcodeVBOs[n][0].render(GL_LINES)
-                                       glColor3f(0, 1, 0)
+                                       glColor3f(0, c, 0)
                                        self._gcodeVBOs[n][1].render(GL_LINES)
-                                       glColor3f(0.5, 0.5, 0.0)
+                                       glColor3f(c/2, c/2, 0.0)
                                        self._gcodeVBOs[n][2].render(GL_LINES)
-                                       glColor3f(0, 1, 1)
+                                       glColor3f(0, c, c)
                                        self._gcodeVBOs[n][3].render(GL_LINES)
                                        self._gcodeVBOs[n][4].render(GL_LINES)
                                glPopMatrix()