pbrt/shared/src/materials/conductor.rs

63 lines
1.8 KiB
Rust

use crate::core::bssrdf::BSSRDF;
use crate::core::bxdf::{
BSDF, BxDF, CoatedConductorBxDF, CoatedDiffuseBxDF, ConductorBxDF, DielectricBxDF, DiffuseBxDF,
HairBxDF,
};
use crate::core::image::Image;
use crate::core::material::{Material, MaterialEvalContext, MaterialTrait};
use crate::core::scattering::TrowbridgeReitzDistribution;
use crate::core::spectrum::{Spectrum, SpectrumTrait};
use crate::core::texture::{GPUFloatTexture, GPUSpectrumTexture, TextureEvaluator};
use crate::spectra::{SampledSpectrum, SampledWavelengths};
use crate::utils::RelPtr;
use crate::utils::math::clamp;
#[repr(C)]
#[derive(Clone, Copy, Debug)]
pub struct ConductorMaterial {
pub displacement: RelPtr<GPUFloatTexture>,
pub eta: RelPtr<GPUSpectrumTexture>,
pub k: RelPtr<GPUSpectrumTexture>,
pub reflectance: RelPtr<GPUSpectrumTexture>,
pub u_roughness: RelPtr<GPUFloatTexture>,
pub v_roughness: RelPtr<GPUFloatTexture>,
pub remap_roughness: bool,
pub normal_map: *const Image,
}
impl MaterialTrait for ConductorMaterial {
fn get_bsdf<T: TextureEvaluator>(
&self,
_tex_eval: &T,
_ctx: &MaterialEvalContext,
_lambda: &SampledWavelengths,
) -> BSDF {
todo!()
}
fn get_bssrdf<T>(
&self,
_tex_eval: &T,
_ctx: &MaterialEvalContext,
_lambda: &SampledWavelengths,
) -> Option<BSSRDF> {
todo!()
}
fn can_evaluate_textures(&self, tex_eval: &dyn TextureEvaluator) -> bool {
tex_eval.can_evaluate(
&[self.u_roughness, self.v_roughness],
&[self.eta, self.k, self.reflectance],
)
}
fn get_normal_map(&self) -> *const Image {
todo!()
}
fn get_displacement(&self) -> RelPtr<GPUFloatTexture> {
todo!()
}
fn has_subsurface_scattering(&self) -> bool {
todo!()
}
}