パーティクル (Particle System) [Blender]

パーティクル (Particle System)

参考：

Particle System Panel | Blender Manual [Official]

Hair

参考：

How do i make force field affect only a certain area of hair – Blender Stack Exchange

使い方

参考：

Particle Systems | Wikibooks

設定

• Emission
• Cache
• Velocity
• Rotation
• Physics
• Render
• Viewport Display
• Children
• Force Fields
• Vertex Groups

参考：

Emitter | Blender Manual [Official]

Velocity

参考：

Velocity | Blender Manual [Official]

Is it possible to elongate particles based on velocity? – Blender Stack Exchange

Rotation

参考：

Rotation | Blender Manual [Official]

Randomize the Direction of Particle Rotation | Blender Artists Community

How ought I lock particles’ rotation so that they always face their velocity vector? – Blender Stack Exchange

Align particle objects relative to parent mesh – Blender Stack Exchange

Physics

• None
• Newtonian
• Keyed
• Boids
• Fluid

参考：

Physics | Blender Manual [Official]

ニュートン力学タイプの物理演算 | ほろほろりなゲーム置き場

流体タイプの物理演算 | ほろほろりなゲーム置き場

Keyed

参考：

キータイプの物理演算 | ほろほろりドットコム

Keyed | Blender Manual [Official]

How to make particles fall and land into predetermined shapes (like text)? – Blender Stack Exchange

Keyed particles work on viewport but not in render, also they are not affected by force fields – Blender Stack Exchange

Render

Render As

• None
• Halo
• Path
• Object
• Collection

参考：

レンダリング時の表示 | ほろほろりドットコム

パーティクルのレンダーパネルの設定 | Blender の易しい使い方 (blender-cg.net)

Render | Blender Manual [Official]

Halo particles don’t render in Cycles – Blender Stack Exchange

Are Blender 2.8 Halo Particles meant to render? – Blender Stack Exchange

How do you create an aura, or halo effect, like what was possible with the internal Blender Render Engine, in 2.80 – Blender Stack Exchange

Collection

参考：

パーティクルに複数のオブジェクトを使用する | bakuBLOG+

Collection | Blender Manual [Official]

Use Count | Blender Manual [Official]

Make animated particle object start animation from the beginning when emitted? – Blender Stack Exchange

particle system using a collection, need objects to be enabled for rendering – Blender Developer Talk

Instancing Whole Child Collection for Particles | Right-Click Select (Blender.Community)

Field Weights

参考：

Force Fields | Blender Manual [Official]

Effector Collection (旧 Effector Group)

参考：

How to make a force field concentrate only on a specified area? – Blender Stack Exchange

Vertex Groups

参考：

vertex groups and size – Blender Artists Community

How do i make force field affect only a certain area of hair – Blender Stack Exchange

Self Collision

パーティクル同士が衝突するシステムが必要な場合は、Blender-Molecular-Script を使う。

参考：

hard self collision: make particles occupy space – Blender Stack Exchange

Particles Self-Collide? – Blender Artists Community

Particle Self Collision | Right-Click Select (Blender.Community)

Texture Influence

General

• Time
• Lifetime
• Density
• Size

Physics

• Velocity
• Damp
• Gravity
• Force Fields

Hair

• Length
• Clump
• Kink
• Rough

参考：

Texture Influence | Blender Manual [Official]

Density

参考：

Vertex Group を使って Hair の密度に変化をつける｜Blender に挑む…‼︎ (quunee.blog.fc2.com)

How can I change the particles density and its direction in volume? – Blender Stack Exchange

How to control hair particle position? – Blender Stack Exchange

Hair emitted outside vertex group – Blender Stack Exchange

Can I use a texture as hair density map? – Blender Stack Exchange

Particles and Textures and Density – Blender Stack Exchange

Vertex colors for particles density map doesn’t updates? – Blender Developer Talk

オブジェクトをランダムに配置する

参考：

Duplicate object in different sizes – Blender Stack Exchange

カメラに向ける／ビルボード (Billboard)

参考：

Billboarding particle objects in 2.8 still not possible? | Blender Artists Community

control the rotation of the particle instance to face to camera – Blender Stack Exchange

Are billboard particles with animated textures possible? – Blender Stack Exchange

Camera/Screen Orientation for Particles | Right-Click Select (Blender.Community)

姿勢を進行方向に合わせる

参考：

How ought I lock particles’ rotation so that they always face their velocity vector? – Blender Stack Exchange

メッシュに変換する

参考：

How to convert particles to mesh – Blender Stack Exchange

発生数を変化させる

参考：

Is it possible to change the emission rate of particles over time? – Blender Stack Exchange

Particle speed and density – Blender Stack Exchange

サイズを変化させる

参考：

How to affect particle size over time? – Blender Stack Exchange

サブフレーム

参考：

Particles are clumping on each frame – Blender Stack Exchange

Time Remapping

参考：

Particles wrong with time remapping – Blender Artists Community

Halo マテリアル

※2.79 以前

参考：

Halo | CG 制作 (cg.xyamu.net)

パーティクルの表示 ハローとオブジェクト | QCGANIME

Halos | wiki.blender.jp

Halo Rendering | Blender 2.79 Manual [Official]

Halo material in an old tutorial | Blender Artists Community

Can’t get my icosphere to render as a halo – Blender Stack Exchange

Can’t find settings for halo rendering – Blender Stack Exchange

How can I do glowing halo particles/special effects in Cycles? – Blender Stack Exchange

Particle Instance Modifier

参考：

ParticleInstance | CG 制作

パーティクルのパスに沿ってメッシュを変形 | ほろほろりなゲーム置き場

Particle Instance Modifier | Blender Manual [Official]

Global displacement coordinates on emitted particles – Blender Artists Community

Particles with Displace modifier – Blender Artists Community

How does the Particle Instance modifier work? – Blender Stack Exchange

Vary the size of a particle instanced object – Blender Stack Exchange

Explode Modifier

参考：

爆発モディファイアー – 爆発するオブジェクトをお手軽作成 | ほろほろりドットコム

Explode | CG 制作 (cg.xyamu.net)

Explode Modifier | Blender Manual [Official]

Fluid

参考：

Fluid | Blender Manual [Official]

Boids

参考：

Boid Particle Physics | Blender.jp

Boids | Blender Manual [Official]

Curve Guide

参考：

Curve Guide | Blender Manual [Official]

Control speed of particles on a Curve Guide? – Blender Stack Exchange

設定を複製する

参考：

Copying Particle System to another mesh? – Blender Artists Community

Copy a particle system – Blender Artists Community

Duplicate particle system (not linked) – Blender Stack Exchange

Dynamic Paint

参考：

Dynamic paint with particles – Blender Stack Exchange

Particle Info Node

Cycles 専用

出力

• インデックス (Index)
• ランダム (Random)
• Age
• 寿命 (Lifetime)
• 位置 (Location)
• サイズ (Size)
• 速度 (Velocity)
• 角速度 (Angular Velocity)

参考：

Particle Info | Blender Cycles memo (cycles.wiki.fc2.com)

Particle Info Node | Blender Manual [Official]

Particle ID and Driver to use as counter – Blender Artists Community

How to get the start frame and end frame of a particle’s existence for drivers – Blender Artists Community

ParticleInstance Modifier: Particle Info to Vertex Colors | Right-Click Select (Blender.Community)

Eevee で Particle Info ノードを使いたい

参考：

T59459 particle info node doesnt work in eevee | Blender Developer [Official]

T62091 Eevee Particles Shading – Attribute Color, Random, Index etc | Blender Developer [Official]

Particle Info node in Eevee not working | Blender Developer Talk [Official]

Particle Info not working on Blender 2.8 with Eevee – Blender Stack Exchange

Particle Info Node for eevee | Right-Click Select (Blender.Community)

シェイプキーでパーティクルを誘導する

参考：

Directing Particles with the Shape Keys – YouTube

Particle Morphing Tools Shape Keys – Vimeo

How to use an object with shape keys as particles – Blender Artists Community

Particle hair shape keys – Blender Artists Community

位置・速度に応じてマテリアルを変更する

参考：

How to make particles a different color depending on which side they’re on? – Blender Stack Exchange

ランダムに色を付ける

参考：

Random color for Particle Instance – Blender Artists Community

Generate Particles with Random colors (continuously or from a set) – Blender Stack Exchange

Random Color for Particles in Eevee | Right-Click Select (Blender.Community)

格子状に並べる (Grid)

• Invert Grid
• Hexagonal
• Resolution
• Random

参考：

Grid | Blender Manual [Official]

T52732 particle system volume grid particles out of volume | Blender Developer [Official]

UV テクスチャを適用する

UV を持った面からパーティクルを発生させる。

参考：

Particle System not utilizing UV mapped texture – Blender Stack Exchange

Particle Color based on where the particle is emitted? – Blender Stack Exchange

Can hair particles acquire color from emitter’s UV-mapped image? – Blender Stack Exchange

How to color particles based on the texture of the object from which they are emitted, using the “grid” emission setting? – Blender Stack Exchange

Generate UV map from dupli on converted particles – Blender Artists Community

パーティクルを個別に変形させる

参考：

How to get unique displacement for each particle object? – Blender Stack Exchange

剛体シミュレーション

参考：

Is there a way to make particles behave like rigid body objects? – Blender Stack Exchange

Rigid body objects converted to mesh from a particle system don’t get simulated – Blender Stack Exchange

ドライバー (Driver)

参考：

Use particle location as driver variable – Blender Stack Exchange

T79771 Particle system and drivers | Blender Developer [Official]

スプレー／水しぶき／噴霧 (Spray)

参考：

Water Spray Simulation – Blender Stack Exchange

How can I create a crashing wave effect? – Blender Stack Exchange

how can I create simple splash around rocks for water? – Blender Stack Exchange

Node Editor

参考：

Particle Nodes | Right-Click Select (Blender.Community)

Particle Systems Collider (PSC)

参考：

Particle Systems Collider + Free Future Updates | Gumroad

Particle Systems Collider | Gumroad

PSC Particle Systems Collider | Blender Artists Community

Particle Systems Collider v1.0 – YouTube

Particle Systems Collider v1.1 Teaser – YouTube

Particle Instantiator

参考：

Particle Instantiator | Blender Market

Particle Instantiator – YouTube

Molecular

参考：

scorpion81/Blender-Molecular-Script: This is my molecular python script for blender – GitHub

Pyroevil/Blender-Molecular-Script: This is my molecular python script for blender – GitHub

molecular script download | Blender 3D Artist blog … and more (pyroevil.com)

Molecular Script docs | Blender 3D Artist blog … and more (pyroevil.com)

Molecular Script docs (archive)

砂や流体を作る時に使う『molecular』| プチ 3DCG モデラーの毎日モデリング

Snow Simulation – Blender Stack Exchange

Molecular Script Addon Blender 2.8 – YouTube

Basics Of The Molecular Script Addon – YouTube

Molecular Script Add-On – YouTube

Molecular Script Addon Compilation – YouTube

Advanced Molecular & Particle Physics Simulations – YouTube

Molecular addon: snow ball test v001 – YouTube

Molecular addon Beta Teaser – YouTube