I want to extrude a profile (either a mesh or a curve) along a "guide" curve such that: The profile is always parallel to a plane, e.g. the z plane. Extruding a profile curve along a guide curve tends to align the profile curve's normal with the guide's normal at all points, and this doesn't wo...

Over the years I've discovered that I've had much more trouble with scenes where materials were linked to meshes. This is Blender's default. Then I'll go through the arduous task of re-linking the same material(s) to the objects instead. I know that I can set the default on my own machine/install...

What should we do about tags that can mean different things depending on their context? For example, mirror(although I'm sure there are many others). Mirror can mean: mirror modifier, mirror material or a mirror model. Should we make tags specifically for each one?

I am currently porting some code from the 2.49 API to the 2.6 API and looking for a nice way to replace this function call vert_list["bone"] = b_obj.data.getVertsFromGroup("bone", 1) This function returned a list of vertex tuples (index, weight). I coded up a working sample for what I think I...

I'd like to know if a .blend file contains information about the version of Blender it was saved from. I have couple of old files and I'd like to open them in version of blender they were originally created in.

I am trying to use the game engine to display side-by-side stereo on 2 monitors. Does anyone know how to do this? I have been successful using the standalone player to display side-by-side stereo on a single monitor, but I need each image to go to the corresponding monitor. Also, when I disable...

I want to make a group of party balloons. The strings on the balloons should have slack or be tight based on the length of the string and the location of the balloon. I thought the best way to start this would be to take a long thin cylinder and place it at the base of the balloon. How can I use ...