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Diffstat (limited to 'doc/resources.md')
| -rw-r--r-- | doc/resources.md | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/doc/resources.md b/doc/resources.md index a382858..13335eb 100644 --- a/doc/resources.md +++ b/doc/resources.md @@ -31,6 +31,7 @@ | `collision` | `Affine3`, `Res<ColliderPart>` | Multi key | | `light` | `Vec3`, `Res<LightPart>` | Multi key | | `armature` | `Res<ArmaturePart>` | Multi key | +| `particles` | `Res<ParticlesPart>` | Multi key | | `environment` | `Res<EnvironmentPart>` | | ## MeshPart @@ -45,6 +46,7 @@ white except normals are zero. | `name` | `String` | | | `index` | `Res<[u32; 3]>` | | | `armature` | `u32` | | +| `billboard` | | | | `g_metallic` | `Float` | | | `g_roughness` | `Float` | | | `g_albedo` | `Vec3` | | @@ -81,6 +83,7 @@ white except normals are zero. | `hint_mirror` | | | | `hint_hide_first_person` | | | | `hint_static` | | | +| `hint_volume` | | | - **Attenuation**: Attenuation coefficient for each color channel due to scattering within the material volume expressed as e-folding distance (m^-1). @@ -101,10 +104,15 @@ white except normals are zero. the mirrors perspective. It can be assumed that the mesh is on a single plane. - **Static Hint**: Object will not move often. This allows implementations to choose instanced rending when MeshPart are added more than once. +- **Volume Hint**: The material's attenuation is important for the scene and + should be rendered as a volume and not approximated when rendering the + surface. - **Hide First-Person Hint**: Object should not be rendered if the prefab is the own avatar and first person view is used. This is set for the head and hair that should not be visible to yourself. See `thirdPersonOnly` variant of [VRMC_vrm] `firstPerson.meshAnnotations.firstPersonFlag`. +- **Billboard**: Always draw the mesh rotated to match camera space, i.e. + looking at the mesh from -Z with X pointing sideways right. ## ArmaturePart @@ -150,6 +158,19 @@ inherited. Attribute values are zipped similar to vertex attributes. - **Sun**: Direction is a normal vector, color is illuminance of each channel in lux. +## ParticlesPart + +| Key | Value Type | | +| ----------------- | ---------- | -------------------- | +| `sprite` | `MeshPart` | | +| `density` | `Float` | in avr. particles/m³ | +| `lifetime` | `Float` | | +| `lifetime_spread` | `Float` | | +| `velocity` | `Vec3` | | +| `velocity_spread` | `Vec3` | | + +**Spread**: Expressed as the standard deviation from the center/bias value. + ## Texture WebP |