Questions tagged [collision]

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0answers
1k views

NSFW Soft body breast acting odd

I have been struggling all day with trying to figure out why the collision is not working on the right breast when the right arm or hand touch it. I threw together a real quick animation and as you'...
6
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1answer
788 views

How to render LINE particles in cycles render?

I'm really struggling in visualizing line particles using cycles render... I'm trying to visualize shortwave solar radiation in a city by using the LINE option (see figure) in the particle properties....
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0answers
194 views

Rotate object when colliding

I have a question regarding collisions in blender. I'm trying to animate shortwave radiation (particle system) which reflects on different materials. However when i apply a collision the 'solar ...
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2answers
2k views

blender cloth simulation not simulating properly with collision

im trying to get the hang of blender cloth simulation for an upcoming project of mine but for some reason when i add collision to the human its attached to so as to allow it respond with physics..it ...
1
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1answer
407 views

Collision bounds for 2D Sprites in the Blender Game Engine

How can I make Collision bounds for 2D sprites in the BGE? (The 2D sprite I am trying to make collision bounds for is the image I attached below). I imported the 2D sprites as planes with the "Import ...
3
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0answers
199 views

Calculate collision point of rigid body in BGE

I have a sphere (active rigid body) that bounces on a plane (passive rigid body) and afterwards hits another plane (passive rigid body). I would like to get its coordinates when it hits the second ...
2
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1answer
69 views

Change collision properties through time

I've recently started working with blender. For a project i'm working on i would like to visualize evapotranspiration of a park. My animation starts with nighttime where dew is created (picture 1) ...
1
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1answer
2k views

Stop hair from falling through emitter mesh

I have a simple sphere with a hair particle system on it. When I add hair dynamics, the hair simply falls through the mesh. I would like the hair to fall around the mesh and collide with it (both ...
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0answers
133 views

Make particles appeared when colliding with a object

I wanna make a particle simulation where the particles would appeared when colliding with an object. My setup is this : Particles are being emitted from a plane. Wind is pushing the particles toward ...
1
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1answer
98 views

Coordinates of non-animated object in frames with python [v.2.77]

I want to create a few animations of a flying ball with initial velocity and get its collision point with a wall. Therefore I created a sphere and 2 keyframes (using animated option in rigid body). At ...
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3answers
785 views

Particles don't collide

I have a scene where particles collide nicely with a floor plane. These particles are released from a cube object (let's call it Cube 2 for clarity) when something falls on it to simulate it breaking ...
2
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0answers
1k views

How to prevent hair particles from going through the mesh

How can I prevent hair strands from going through the mesh in other way than using force field so the outcome is like A or B shown on the picture? I've tried using collision with hair dynamics but ...
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1answer
87 views

Moving objects whilst in animation

I would like to make a collision with two objects whilst freely moving once object over the other in real time. Is there a way to do this in Blender?
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1answer
255 views

Why do particles escape from the tube?

I am very new to blender and only started in February this year and I currently got stuck with a very specific problem. I am doing a project where I want to have bubbles inside a glass tube. I did ...
8
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1answer
679 views

Boids avoid collision?

Im trying to make a flock of birds in a massive cage using boids. But they keep flying through the walls. How do I tell them to stay in the cage?
2
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0answers
295 views

Smoke simulation collision distance padding

I am simulating smoke around building rubble. I have the buildings set as smoke collision objects. However, the smoke seems to leave a huge collision padding around my objects. The buildings are to ...
4
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1answer
981 views

How, specifically, does the game engines friction work?

I have a dynamic physics-typed object. Its material has an option for the amount of friction: Here is what it tells us: Well, refer to the first picture. We see, ...
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1answer
720 views

How to wrap an object around a cloth and “squeeze” the cloth, like a napkin ring or rag on a jar

You know the way you'll sometimes see someone with a rag tied over a jar? I tried to make this effect with a jar and a ring (torus) where the cloth falls over the top of the jar (this part works ...
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1answer
633 views

Using Blender with cell fracture and trying to add collision via Python

Using Blender with cell fracture I have created a code that should select the objects created by cell fracture and give them the collision attribute and it does but only one out of a 1000. So it doesn'...
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3answers
5k views

Soft body to Soft body collision

Is it possible to have two (or more) Soft body objects collide in Blender? I have tried enabling self-collision, but distinct objects don't seem to interact with each other at all.