Added script for manually testing the blender renderer.

render_test.py

@@ -0,0 +1,29 @@
+#!/usr/bin/env python
+
+import subprocess, json
+
+
+# import the model
+#model, ext, gr = ("/home/aeva/library/models/octocat_ascii.stl", "stl", 131.8)
+model, ext, gr = ("/home/aeva/library/models/psycho/printme.obj", "obj", 93.4)
+
+
+args = "blender blender_render.blend -F JPEG -P blender_render.py".split(" ")
+env = {
+    "DISPLAY" : ":0",
+    "RENDER_SETUP" : json.dumps({            
+            "out_file" : "foo.jpg",
+            "model_path" : model,
+            "model_ext" : ext,
+            "greatest" : gr,
+            "camera_coord" : [0, gr*-1.5, gr],
+            "camera_focus" : (0, 0, gr/2.0),
+            "camera_clip" : gr*10,
+            "projection" : "PERSP", # "ORTHO" or "PERSP"
+            "width" : 800,
+            "height" : 800,
+            })
+    }
+
+subprocess.call(args, env=env)
+#subprocess.call(["eog", "foo.jpg"])