VAT


VAT	Vertex Animation Texture
ROP	Render OPerator(for a Houdini )

C:/Program Files/Side Effects Software/sidefx_packages/SideFXLabs19.5/otls/SideFX_Labs.hda

unity .meta	guid
VAT_RigidBodyDynamics.shadergraph.meta	085ef3ec3a5a70d4790c0957d30c9f63
VAT_ParticleSprites.shadergraph.meta	8bf13a6837d559049924774e12033384
VAT_DynamicRemeshing.shadergraph.meta	19b419010e1004644affea18d0fc8dff
VAT_SoftBodyDeformation.shadergraph.meta	987a09a96b5f17d46a88a7c429d130d2

// SideFX_Labs.hda

parm {
    name    "mat_unity_soft"
    label   "Unity Soft Material"
    type    string
    invisible
    default {}
}
parm {
    name    "mat_unity_rigid"
    label   "Unity Rigid Material"
    type    string
    invisible
    default { }
}
parm {
    name    "mat_unity_fluid"
    label   "Unity Fluid Material"
    type    string
    invisible
    default { }
}
parm {
    name    "mat_unity_sprite"
    label   "Unity Sprite Material"
    type    string
    invisible
    default { }
}

// https://github.com/sideeffects/SideFXLabs/blob/Development/unity/shaders/URP_VAT3/package.json

"com.sidefx.vat": "https://github.com/sideeffects/SideFXLabs.git?path=unity/shaders/URP_VAT3#Development"

		그대로	변함	ex
Soft	Constant Topology	정점 갯수	위치	캐릭터 애니메이션
Rigid	Rigid Body Topology	메쉬 형태	메쉬 위치	파괴
Fluid	Changing Topology		정점 위치, 정점 갯수	유체
Sprite	Camera Facing Cards			파티클


[Project]/meshes/[Component]_mesh.fbx	mesh
[Project]/textures/[Component]_pos.exr	position
[Project]/textures/[Component]_norm.exr	normal
[Project]/textures/[Component]_rot.exr	rotation
[Project]/textures/[Component]_col.exr	color
[Project]/materials/[Component]_data.json

Mesh Settings	Turn every toggle off.
Preserve Hierarchy	On
Sort Hierarchy By Name	On
Mesh Compression	Off
Optimize Mesh	Nothing
Index Format	Auto
Normals	Import
Normals Mode	Area And Angle Weighted
Smoothness Source	Prefer Smoothing Groups (or whatever you prefer)
Smoothing Angle	60 (or whatever you prefer)
Tangents	Import

Texture Settings	Turn every toggle off.
Texture Type	Default.
Texture Shape	2D.
Alpha Source	Input Texture Alpha.
Non-Power of 2	None.
Wrap Mode	Repeat.
Filter Mode	Point (no filter).

Override	For Windows, Mac, Linux: On.
Max Size	8192
Resize Algorithm	Mitchell.
Format	RGBA Half (16 bit per channel; HDR or even Non-HDR)
	RGBA 32 bit (8 bit per channel; Non-HDR).

Rigidbody

Geo
    Sphere
    RDB Material Fracture
    UV Unwrap
    Assemble
    RBD Bullet Solver
    - Transfer Attributes: orient pivot P
    - Transfer to Geometry: checked ???
    - Transfer to Proxy Geometry: unchecked ???

Out
Mode/Target Engine: Rigid-Body Dynamics(Rigid) / Unity
Settings
    Edge Case Handling
        Input Geometry Is Cached to Integer Frames: checked
        Texture Format: HDR(EXR/TIFF as RGBA 16/32 in Engine)

study.houdini

VAT

Rigidbody

REF