Struct MaterialInstance 

pub struct MaterialInstance {

    pub base_material_index: u32,
    pub albedo_override: Option<[f32; 3]>,
    pub alpha_override: Option<f32>,
    pub metallic_override: Option<f32>,
    pub roughness_override: Option<f32>,
    pub emission_override: Option<[f32; 3]>,
    pub emission_intensity_override: Option<f32>,
    pub uv_scale_override: Option<[f32; 2]>,
    pub uv_offset_override: Option<[f32; 2]>,
    pub tint: Option<[f32; 4]>,
    pub priority_override: Option<i32>,
    pub custom_floats: HashMap<String, f32>,
    pub custom_vec3s: HashMap<String, [f32; 3]>,
}

Per-object overrides layered on top of a base PbrMaterial. Only set fields are applied; None means use base material value.

Fields

base_material_index: u32

Index of the base material in the library.

albedo_override: Option<[f32; 3]>

Optional albedo override.

alpha_override: Option<f32>

Optional alpha override.

metallic_override: Option<f32>

Optional metallic override.

roughness_override: Option<f32>

Optional roughness override.

emission_override: Option<[f32; 3]>

Optional emission override.

emission_intensity_override: Option<f32>

Optional emission intensity override.

uv_scale_override: Option<[f32; 2]>

Optional UV scale override.

uv_offset_override: Option<[f32; 2]>

Optional UV offset override.

tint: Option<[f32; 4]>

Optional tint color (multiplied with albedo).

priority_override: Option<i32>

Optional priority override.

custom_floats: HashMap<String, f32>

Custom float parameters (shader-specific).

custom_vec3s: HashMap<String, [f32; 3]>

Custom vec3 parameters.

Implementations

impl MaterialInstance

pub fn new(base_material_index: u32) -> Self

pub fn with_albedo(self, albedo: [f32; 3]) -> Self

pub fn with_alpha(self, alpha: f32) -> Self

pub fn with_metallic(self, m: f32) -> Self

pub fn with_roughness(self, r: f32) -> Self

pub fn with_emission(self, e: [f32; 3]) -> Self

pub fn with_tint(self, tint: [f32; 4]) -> Self

pub fn set_custom_float(&mut self, name: impl Into<String>, value: f32)

pub fn set_custom_vec3(&mut self, name: impl Into<String>, value: [f32; 3])

pub fn resolve(&self, base: &PbrMaterial) -> PbrMaterial

Resolve this instance against its base material, producing a final PbrMaterial.

pub fn override_count(&self) -> u32

Get the number of overrides set.

Trait Implementations

impl Clone for MaterialInstance

fn clone(&self) -> MaterialInstance

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for MaterialInstance

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for MaterialInstance

fn default() -> MaterialInstance

Returns the “default value” for a type.