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-rwxr-xr-xlibdimension-python/tests/demo.py10
1 files changed, 5 insertions, 5 deletions
diff --git a/libdimension-python/tests/demo.py b/libdimension-python/tests/demo.py
index 982fa60..fd4d193 100755
--- a/libdimension-python/tests/demo.py
+++ b/libdimension-python/tests/demo.py
@@ -39,14 +39,14 @@ camera = PerspectiveCamera(location = (0, 0.25, -4),
look_at = Zero)
camera.transform(rotate(53*Y))
-objects = []
-
-sphere = Sphere(radius = 1, center = Zero)
-objects.append(sphere)
+objects = [
+ Sphere(radius = 1, center = Zero)
+]
scene = Scene(canvas = canvas,
camera = camera,
objects = objects)
scene.raytrace()
-canvas.writePNG('demo.png')
+if havePNG:
+ canvas.writePNG('demo.png')