23 votes

I get a "Width not divisible by 2" error when I render

You actually do have your render set to 1171 px wide. Look at the "Percentage Scale" value directly below the width and height under the Dimensions category of the Render tab of the properties window. ...
David's user avatar
  • 49.2k
22 votes

How can I make a rounded indentation on a cylinder? (Cosmetic Plastic Bottle Lid)

Though you may do it using Boolean Modifier (or BoolTool add on) the good solution here may be using an Inset tool since it'll allow you to make a clean topology mesh. Add a cylinder with 16 ...
Paul Gonet's user avatar
  • 33.4k
19 votes
Accepted

Sine wave using only Math nodes?

Sine Wave Producing a sine wave is easy as Sine is one of the math functions in the Blender Internal Converter --> Math node. However, a normal sine is no good as a direct factor for a mix node, ...
TLousky's user avatar
  • 16k
18 votes
Accepted

How to render transparent textures in blender render?

On Material Tab, go to Transparency Section, activate leaves' Material transparency, set it's transparency mode to "Z Transparency" and then set the Alpha value to 0. On Texture Tab, go to Influence ...
SyahrielIbnu_x86's user avatar
16 votes
Accepted

Smooth transition between two materials

In Blender Render engine you may achieve it using the material nodes. Being in Edit Mode unwrap your mesh (press U-->Project From View). Create some materials- basic Orange and Pink materials (the ...
Paul Gonet's user avatar
  • 33.4k
15 votes
Accepted

How to get Location 3D cursor by Script

You can get the cursor location using bpy.context.scene.cursor_location to change the cursor location you just set its values as shown here ...
Tak's user avatar
  • 6,283
13 votes

Applied boolean modifier leaving shading artifacts with flat shading

Another way is to use the Auto Smooth option in the Mesh Context. Set your object's shading to Smooth first to see the effect. One advantage this has over the Edge Split modifier is that it won't ...
Mentalist's user avatar
  • 18.9k
13 votes
Accepted

How to supress bpy render messages in terminal output?

The following output redirection proposed here does work: ...
frthjf's user avatar
  • 385
13 votes

How do I add a texture when Importing from OBJ scan?

Go to material, and activate "use nodes" then on "color", click and select "image texture" then at left of "open", click and select your texture then at right of "object mode" change viewport ...
MCunha's user avatar
  • 1,263
12 votes
Accepted

Is knowing the Blender internal renderer settings for materials and textures important for using the Cycles renderer?

Short answer: nope. Cycles and BI work very differently, consequently materials are completely different for the two, both in the way they are defined and calculated. I think learning BI first often ...
PGmath's user avatar
  • 25.1k
12 votes
Accepted

Mark sharp does nothing

As MrZak said, Make sure Auto Smooth is turned on, (for manual edge split, the angle should be 180) ... For Auto edge split (Ie: blender decides where to split the edges) I find that an angle of 60 ...
Rico Cilliers's user avatar
12 votes

How can I do a monitoring/guard CCTV camera effect with blender?

If you are trying to achieve this effect on the right: Use the compositor and distort the source image with a Lens Distortion Node in projector mode. This can make it appear like a fisheye lens. ...
3pointedit's user avatar
  • 8,926
12 votes

Adding camera to scene

It looks to me like you've got camera objects confused with the camera data. In the code above, you delete all camera objects in the scene, but the data for those cameras is left over. When you later ...
Christopher Gearhart's user avatar
11 votes
Accepted

Understanding the nature of a Blender render

A render is exactly as you say in your first bullet point; a render is a snapshot (or series of snapshots for animations) of the scene taken by the scene's camera, saved as either an image, a sequence ...
Ray Mairlot's user avatar
  • 29.1k
10 votes
Accepted

How can I make a coil with relief (volute)?

There are probably many different ways to achieve it. I used Extra Objects and F2 add ons. Start with adding a Spiral (Add-->Curve-->Spirals). Play with its settings in a Tool Shelf (T) Convert your ...
Paul Gonet's user avatar
  • 33.4k
10 votes
Accepted

Setting Up Smoke Domain Material in Cycles

To convert a BI fire simulation volume shader to cycles, you don't need to change the simulation itself (domain physics settings). Just change the engine from BI to Cycles. Then Change the domain ...
Bithur's user avatar
  • 8,274
9 votes
Accepted

Sun lamp shadows too sharp

Use the Lamp > Shadow > Soft Size setting. By default for a sun lamp, it is set to 0.1, which produces sharp shadows. Increasing that number will make the shadows ...
Gwen's user avatar
  • 11.6k
9 votes
Accepted

Striped Sphere - hide backfaces

As far as I know you will probably have to use Node materials for this, I don't think there is any backface-culling options in Blender Internal Render by default, only through node materials. Active ...
Duarte Farrajota Ramos's user avatar
9 votes

Blender is not rendering the camera view

Check also if you have a video in the Video Sequence Editor (VSE) that may block rendering the 3D view. You can swtich what to render (Compositor and/or Sequencer): go to Properties Panel > Render ...
andreas.naturwiki's user avatar
9 votes
Accepted

How to display and use Vertex Color from OBJ model

As others stated, the OBJ format specification officially does not have the ability to contain any vertex color information, but some apps extend the format to support this feature (RGB values are ...
Jan Kadeřábek's user avatar
8 votes

surface area of a mesh using Python code in Blender

One way is to sum bmesh face.calc_area() for all faces. ...
batFINGER's user avatar
  • 84k
8 votes
Accepted

Objects can be seen after turning off all lights : How to turn off ambient light in Blender/Cycles?

In Cycles, the Background is emitting light. This will affect all objects, which receive light. In order for the ojects to not receive additional light, do one of the following. Set the background ...
Leander's user avatar
  • 26.3k
8 votes
Accepted

Is Backface culling possible in render mode?

Select the material that you want to be with Backface Culling and enable Use Shader Nodes. Open Node Editor and select the material you are using in the Material Node. Add Geometry Node and connect ...
Denis's user avatar
  • 13k
8 votes
Accepted

How to make flickering light?

You may achieve this effect fast using Noise Modifier of the Graph Editor. Keyframe the lamp's strenght (in my case 1.000) at the desired frame on a timeline with I. Go to the next frame and ...
Paul Gonet's user avatar
  • 33.4k
8 votes

Destroying any object into cubes

One possible way to replace your exact mesh profile with cubes (with only outer ones matching the mesh surface) could be cutting the mesh shape from a 3d array of cubes using booleans. Then, you could ...
m.ardito's user avatar
  • 12k
8 votes
Accepted

How to prevent memory leakage in Blender?

There is an easy way to get rid of memory leakage issue by resetting everything to factory setting by the following: ...
Amir's user avatar
  • 3,064

Only top scored, non community-wiki answers of a minimum length are eligible