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material

Description

Definition of a material asset.

Parent Objects

Properties

Name Description Default Required
id A string representing the unique identifier for this asset within current file scope. None yes
name A string representing the internal name of the material. None no
label A string representing the user-readable default label. None no
source A string representing the URI of the material asset that this asset was derived from, if any. “” no
uv_set A string representing the URI of a uv_set asset that should be active for this material. None no
type A string representing a hint for the receiving application about what type of shader to use (i.e. glass, metal, plastic, skin). None yes
diffuse A material_channel defining the diffuse for this material. N/A no
diffuse_strength A material_channel defining the diffuse for this material. N/A no
specular A material_channel defining the specular for this material. N/A no
specular_strength A material_channel defining the specular for this material. N/A no
glossiness A float value representing the glossiness of the material. 1.0 no
ambient A material_channel defining the ambient for this material. N/A no
ambient_strength A material_channel defining the ambient for this material. N/A no
reflection A material_channel defining the reflection for this material. N/A no
reflection_strength A material_channel defining the reflection for this material. N/A no
refraction A material_channel defining the refraction for this material. N/A no
refraction_strength A material_channel defining the refraction for this material. N/A no
ior A float value representing the index of refraction for the material. 0.0 no
bump A material_channel defining the bump for this material. N/A no
bump_min A material_channel defining the bump min -0.01 no
bump_max A material_channel defining the bump max 0.01 no
displacement A material_channel defining the displacement for this material. N/A no
displacement_min A material_channel defining the displacement min -0.01 no
displacement_max A material_channel defining the displacement max 0.01 no
transparency A material_channel defining the transparency for this material. N/A no
normal A material_channel defining the normal map for this material. N/A no
u_offset A material_channel defining the UV coordinate offset in the u direction. 0.0 no
u_scale A material_channel defining the UV coordinate scale in the u direction. 1.0 no
v_offfset A material_channel defining the UV coordinate offset in the v direction. 0.0 no
v_scale A material_channel defining the UV coordinate scale in the v direction. 1.0 no

Details

Most of the fields in this definition are default values that may be overridden via a material_instance.

Example

{
    "id" : "bumpglass",
    "label" : "BumpyGlass",
    "type" : "glass",
    "diffuse" : material_channel,
    "diffuse_strength" : material_channel,
    "specular" : material_channel,
    "specular_strength" : material_channel,
    "glossiness" : 0.57,
    "ambient": material_channel,
    "reflection" : material_channel,
    "refraction" : material_channel,
    "ior" : 1.8,
    "bump" : material_channel,
    "bump_min" : material_channel,
    "bump_max" : material_channel,
    "transparency" : material_channel
}