Keywords: UE4, Physics Animation, Physics Simulation

Documents

Offical Docs

Physics Asset Properties Reference
https://docs.unrealengine.com/en-US/Engine/Physics/PhAT/Reference

Editing Physics Asset Physics Bodies
https://docs.unrealengine.com/en-us/Engine/Physics/PhAT/HowTo/EditPhATPhysicsBodies

PhysX Constraint User Guide
https://docs.unrealengine.com/en-US/Engine/Physics/Constraints/ConstraintsUserGuide

Physics Asset Editor - Constraints Graph
https://docs.unrealengine.com/en-us/Engine/Physics/PhAT/Graph

Tutorials

Youtube Tutorials

Dynamic/Simulated Ponytail (Bone Chain) Tutorial - Unreal Engine 4.
https://www.youtube.com/watch?v=Jq0pB2Um_pA

UE4 Physics Chain
https://www.youtube.com/watch?v=BH0G89cXHvw

UE4 How to make Mechanical Joints with Physics Constraints in Unreal Engine 4 Tutorial
https://www.youtube.com/watch?v=bMEp9tAcisU

Usages

How to enable Clothing on Android Device

Steps

1, Enable bCompileNvCloth in source file UEBuildAndroid.cs:

Target.bCompileNvCloth = true;

Source path:
Engine\Source\Programs\UnrealBuildTool\Platform\Android\UEBuildAndroid.cs

2, Add NvCloth module in .Build.cs.

using UnrealBuildTool;

public class TestTP2 : ModuleRules
{
    public TestTP2(ReadOnlyTargetRules Target) : base(Target)
    {
        PCHUsage = PCHUsageMode.UseExplicitOrSharedPCHs;

        PublicDependencyModuleNames.AddRange(new string[] { "Core", "CoreUObject", "Engine", "InputCore", "NvCloth" });
    }
}

Reference
NvCloth
http://gameworksdocs.nvidia.com/NvCloth/1.1/index.html

Build Tools
https://docs.unrealengine.com/en-us/Programming/BuildTools

Issues

Why physics asset doesn’t work when skeletal mesh was wrapped in blueprint

Solution:
Set Collision Presets as Ragdoll.

我的天空里没有太阳，总是黑夜，但并不暗，因为有东西代替了太阳。虽然没有太阳那么明亮，但对我来说已经足够。凭借着这份光，我便能把黑夜当成白天。我从来就没有太阳，所以不怕失去。——东野圭吾《白夜行》