[cura] Added patch to not crash while trying to load missing STLs

[Miro Hrončok]

commit 5a2d10019bb5f7166ebc4f7738d41e2eaf0a3785
Author: Miro Hrončok <miro at hroncok.cz>
Date:   Wed Oct 16 14:19:22 2013 +0200

    Added patch to not crash while trying to load missing STLs

 cura-dont-show-nc-stls.patch |   85 ++++++++++++++++++++++++++++++++++++++++++
 cura.spec                    |    4 ++
 2 files changed, 89 insertions(+), 0 deletions(-)
---
diff --git a/cura-dont-show-nc-stls.patch b/cura-dont-show-nc-stls.patch
new file mode 100644
index 0000000..b9544b6
--- /dev/null
+++ b/cura-dont-show-nc-stls.patch
@@ -0,0 +1,85 @@
+diff --git a/gui/sceneView.py b/gui/sceneView.py
+index ead3086..a4f9fb3 100644
+--- a/gui/sceneView.py
++++ b/gui/sceneView.py
+@@ -1201,70 +1201,16 @@ void main(void)
+ 		size = [profile.getMachineSettingFloat('machine_width'), profile.getMachineSettingFloat('machine_depth'), profile.getMachineSettingFloat('machine_height')]
+ 
+ 		machine = profile.getMachineSetting('machine_type')
+-		if profile.getMachineSetting('machine_type').startswith('ultimaker'):
+-			if machine not in self._platformMesh:
+-				meshes = meshLoader.loadMeshes(resources.getPathForMesh(machine + '_platform.stl'))
+-				if len(meshes) > 0:
+-					self._platformMesh[machine] = meshes[0]
+-				else:
+-					self._platformMesh[machine] = None
+-				if machine == 'ultimaker2':
+-					self._platformMesh[machine]._drawOffset = numpy.array([0,-37,145], numpy.float32)
+-				else:
+-					self._platformMesh[machine]._drawOffset = numpy.array([0,0,2.5], numpy.float32)
+-			glColor4f(1,1,1,0.5)
+-			self._objectShader.bind()
+-			self._renderObject(self._platformMesh[machine], False, False)
+-			self._objectShader.unbind()
+-
+-			#For the Ultimaker 2 render the texture on the back plate to show the Ultimaker2 text.
+-			if machine == 'ultimaker2':
+-				if not hasattr(self._platformMesh[machine], 'texture'):
+-					self._platformMesh[machine].texture = opengl.loadGLTexture('Ultimaker2backplate.png')
+-				glBindTexture(GL_TEXTURE_2D, self._platformMesh[machine].texture)
+-				glEnable(GL_TEXTURE_2D)
+-				glPushMatrix()
+-				glColor4f(1,1,1,1)
+-
+-				glTranslate(0,150,-5)
+-				h = 50
+-				d = 8
+-				w = 100
+-				glEnable(GL_BLEND)
+-				glBlendFunc(GL_DST_COLOR, GL_ZERO)
+-				glBegin(GL_QUADS)
+-				glTexCoord2f(1, 0)
+-				glVertex3f( w, 0, h)
+-				glTexCoord2f(0, 0)
+-				glVertex3f(-w, 0, h)
+-				glTexCoord2f(0, 1)
+-				glVertex3f(-w, 0, 0)
+-				glTexCoord2f(1, 1)
+-				glVertex3f( w, 0, 0)
+-
+-				glTexCoord2f(1, 0)
+-				glVertex3f(-w, d, h)
+-				glTexCoord2f(0, 0)
+-				glVertex3f( w, d, h)
+-				glTexCoord2f(0, 1)
+-				glVertex3f( w, d, 0)
+-				glTexCoord2f(1, 1)
+-				glVertex3f(-w, d, 0)
+-				glEnd()
+-				glDisable(GL_TEXTURE_2D)
+-				glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA)
+-				glPopMatrix()
+-		else:
+-			glColor4f(0,0,0,1)
+-			glLineWidth(3)
+-			glBegin(GL_LINES)
+-			glVertex3f(-size[0] / 2, -size[1] / 2, 0)
+-			glVertex3f(-size[0] / 2, -size[1] / 2, 10)
+-			glVertex3f(-size[0] / 2, -size[1] / 2, 0)
+-			glVertex3f(-size[0] / 2+10, -size[1] / 2, 0)
+-			glVertex3f(-size[0] / 2, -size[1] / 2, 0)
+-			glVertex3f(-size[0] / 2, -size[1] / 2+10, 0)
+-			glEnd()
++		glColor4f(0,0,0,1)
++		glLineWidth(3)
++		glBegin(GL_LINES)
++		glVertex3f(-size[0] / 2, -size[1] / 2, 0)
++		glVertex3f(-size[0] / 2, -size[1] / 2, 10)
++		glVertex3f(-size[0] / 2, -size[1] / 2, 0)
++		glVertex3f(-size[0] / 2+10, -size[1] / 2, 0)
++		glVertex3f(-size[0] / 2, -size[1] / 2, 0)
++		glVertex3f(-size[0] / 2, -size[1] / 2+10, 0)
++		glEnd()
+ 
+ 		v0 = [ size[0] / 2, size[1] / 2, size[2]]
+ 		v1 = [ size[0] / 2,-size[1] / 2, size[2]]
diff --git a/cura.spec b/cura.spec
index 1e64a44..861335b 100644
--- a/cura.spec
+++ b/cura.spec
@@ -24,6 +24,9 @@ Patch0:         %{name}-future-import-first.patch
 # Use systems CuraEngine
 Patch1:         %{name}-CuraEngine.patch
 
+# UltimakerPlatforms STLs were stripped from the tarball, don't crash because of that
+Patch2:         %{name}-dont-show-nc-stls.patch
+
 BuildArch:      noarch
 BuildRequires:  python2-devel
 BuildRequires:  dos2unix
@@ -50,6 +53,7 @@ settings and send this G-Code to the 3D printer for printing.
 %setup -qn Cura-%{version}/Cura
 %patch0 -p1
 %patch1 -p1
+%patch2 -p1
 
 dos2unix resources/example/Attribution.txt