From: nallath <nallath@gmail.com>
Date: Thu, 6 Feb 2014 15:08:25 +0000 (+0100)
Subject: And even more comments
X-Git-Tag: 14.02-RC1~23^2
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=commitdiff_plain;h=aa29f8a1149eaa39dcd86a39923cd18a8b741878;p=cura.git

And even more comments
---

diff --git a/Cura/gui/sceneView.py b/Cura/gui/sceneView.py
index 0059ba30..be9bf375 100644
--- a/Cura/gui/sceneView.py
+++ b/Cura/gui/sceneView.py
@@ -898,7 +898,7 @@ class SceneView(openglGui.glGuiPanel):
 			self._zoom = self._animZoom.getPosition()
 			if self._animZoom.isDone():
 				self._animZoom = None
-		if self._objectShader is None:
+		if self._objectShader is None: #TODO: add loading shaders from file(s)
 			if openglHelpers.hasShaderSupport():
 				self._objectShader = openglHelpers.GLShader("""
 					varying float light_amount;
@@ -974,7 +974,7 @@ class SceneView(openglGui.glGuiPanel):
 					gl_FragColor = vec4(gl_Color.xyz * light_amount, 1.0-intensity);
 				}
 				""")
-			if self._objectShader is None or not self._objectShader.isValid():
+			if self._objectShader is None or not self._objectShader.isValid(): #Could not make shader.
 				self._objectShader = openglHelpers.GLFakeShader()
 				self._objectOverhangShader = openglHelpers.GLFakeShader()
 				self._objectLoadShader = None
@@ -997,7 +997,7 @@ class SceneView(openglGui.glGuiPanel):
 				glColor4ub((n >> 16) & 0xFF, (n >> 8) & 0xFF, (n >> 0) & 0xFF, 0xFF)
 				self._renderObject(obj)
 
-		if self._mouseX > -1:
+		if self._mouseX > -1: # mouse has not passed over the opengl window.
 			glFlush()
 			n = glReadPixels(self._mouseX, self.GetSize().GetHeight() - 1 - self._mouseY, 1, 1, GL_RGBA, GL_UNSIGNED_INT_8_8_8_8)[0][0] >> 8
 			if n < len(self._scene.objects()):