Blender Weekly Newsletter - Monday, February 29, 2016

Top new questions this week: What is Dot Product? I am doing this Blenderguru tutorial on Making Fire and at some point he is adding the Vector Math node Dot Product to his material. And he says that he does not understand what he is doing but this ... cycles materials nodes   asked by Jan Scherders 13 votes answered by laurent 16 votes Using Blender for plotting graphs? While gnuplot is serviceable and matplotlib is a popular choice for Python developers, I wanted to use Python for plotting some simple graphs (matplotlib had some issues installing on my system, with ... python mathematics   asked by ideasman42 10 votes answered by ideasman42 5 votes Slope of geometry as `fac` input for cycles material I have a terrain with two materials going into a Mix Shader, I want the fac input to be the slope of the terrain. Steep parts should be one color, flat part another. cycles materials shaders   asked by Vader 6 votes answered by David 10 votes IES-like lights in cycles I have been consistently trying and failing to recreate the techniques described in the links to create a, IES like effect with Blender Cycles Spotlight lamps using a color ramp node. ... cycles light mathematics   asked by Duarte Farrajota Ramos 5 votes answered by Duarte Farrajota Ramos 2 votes Can Blender's bundled "bfont" be used for commercially? Blender, which I use to create my video intros, comes bundled with a bfont by default so the question is: Is this font is free for commercial use and what type of license does this "bfont" font have? ... text-object   asked by TardyT 5 votes answered by sambler 1 vote What add-on license when license is not written in source code? I have a question about add-ons' licenses. There are many add-ons' source code without license. I would like to know what license these source codes have. I think these codes have GPL license, but ... add-on   asked by nutti 5 votes answered by ideasman42 3 votes How to change appearance of an Empty I have a complex scene with lot of Empties. For a better survey I would like to change the appearance of an already created empty. Just in case: How to change the appearance of several Empties ... workflow   asked by Dan 5 votes answered by Dan 12 votes Greatest hits from previous weeks: Why does the zoom sometimes stop at a point? I often find that I can zoom in to a point, but then cannot zoom any more, even when there is a lot of room to zoom to the meshes on the scene. This is particularly annoying in the following ... 3d-view   asked by Anand 67 votes answered by ideasman42 73 votes How can I make a camera the active one? I have multiple cameras in a scene. What I want to do is to change which one is active. This way I can view the scene from different angles. How would I do this? camera   asked by Owen Patterson 28 votes answered by gandalf3 39 votes Can you answer these? BPHYS files spécifications I've been trying to write out particles cache files from Houdini to Blender. I successfully exported a sequence of bphys file, which Blender loads fine. the code is roughly ( in python ): ... python particles   asked by gui2one 3 votes How to remove / revert blender object centre view? Using blender v2.76 for a while, I've managed to accidentally lock the camera onto an object (The default cube). This causes the zooming to slow down logarithmically once passing the object / space on ... 3d-view   asked by James12 2 votes Rendering via python - markers problems I'm trying to render a timeline (or some specified frames) with a plugin. I set the active camera I want with context.scene.camera = mycamera but there are markers in the timeline with different ... python scripting camera timeline   asked by Albert 2 votes

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