116 lines
3.2 KiB
Rust
116 lines
3.2 KiB
Rust
use crate::spectra::colorspace::RGBColorSpaceData;
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use once_cell::unsync::Lazy;
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use shared::core::geometry::Point2f;
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use shared::core::spectrum::Spectrum;
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use shared::spectra::cie::{CIE_D65, CIE_X, CIE_Y, CIE_Z};
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use shared::spectra::{RGBColorSpace, RGBToSpectrumTable, StandardColorSpaces};
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use std::sync::Arc;
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pub mod colorspace;
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pub mod data;
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pub mod dense;
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pub mod piecewise;
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// pub use data;
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pub use dense::DenselySampledSpectrumBuffer;
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static CIE_X_DATA: Lazy<DenselySampledSpectrumBuffer> =
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Lazy::new(|| data::create_cie_buffer(&CIE_X));
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static CIE_Y_DATA: Lazy<DenselySampledSpectrumBuffer> =
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Lazy::new(|| data::create_cie_buffer(&CIE_Y));
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static CIE_Z_DATA: Lazy<DenselySampledSpectrumBuffer> =
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Lazy::new(|| data::create_cie_buffer(&CIE_Z));
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static CIE_D65_DATA: Lazy<DenselySampledSpectrumBuffer> =
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Lazy::new(|| data::create_cie_buffer(&CIE_D65));
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pub fn cie_x() -> Spectrum {
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Spectrum::DenselySampled(CIE_X_DATA.view)
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}
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pub fn cie_y() -> Spectrum {
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Spectrum::DenselySampled(CIE_Y_DATA.view)
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}
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pub fn cie_z() -> Spectrum {
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Spectrum::DenselySampled(CIE_Z_DATA.view)
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}
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pub fn cie_d65() -> Spectrum {
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Spectrum::DenselySampled(CIE_D65_DATA.view)
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}
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pub fn get_spectra_context() -> StandardSpectra {
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StandardSpectra {
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x: CIE_X_DATA.view,
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y: CIE_Y_DATA.view,
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z: CIE_Z_DATA.view,
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d65: CIE_D65_DATA.view,
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cie_y_integral: CIE_Y_INTEGRAL,
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}
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}
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pub static SRGB_DATA: Lazy<RGBColorSpaceData> = Lazy::new(|| {
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let illum = DenselySampledSpectrumBuffer::new(
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D65_BUFFER.view.lambda_min,
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D65_BUFFER.view.lambda_max,
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D65_BUFFER._storage.clone(),
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);
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RGBColorSpaceData::new(
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Point2f::new(0.64, 0.33),
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Point2f::new(0.3, 0.6),
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Point2f::new(0.15, 0.06),
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illum,
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RGBToSpectrumTable::srgb(),
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)
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});
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pub static DCI_P3: Lazy<RGBColorSpaceData> = Lazy::new(|| {
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let illum = DenselySampledSpectrumBuffer::new(
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D65_BUFFER.view.lambda_min,
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D65_BUFFER.view.lambda_max,
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D65_BUFFER._storage.clone(),
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);
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let r = Point2f::new(0.680, 0.320);
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let g = Point2f::new(0.265, 0.690);
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let b = Point2f::new(0.150, 0.060);
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RGBColorSpaceData::new(r, g, b, illum, RGBToSpectrumTable)
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});
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pub static REC2020: Lazy<Arc<RGBColorSpace>> = Lazy::new(|| {
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let illum = DenselySampledSpectrumBuffer::new(
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D65_BUFFER.view.lambda_min,
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D65_BUFFER.view.lambda_max,
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D65_BUFFER._storage.clone(),
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);
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let r = Point2f::new(0.708, 0.292);
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let g = Point2f::new(0.170, 0.797);
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let b = Point2f::new(0.131, 0.046);
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let table = RGBToSpectrumTable::rec2020();
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RGBColorSpace::new(r, g, b, illum, table)
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});
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pub static ACES: Lazy<Arc<RGBColorSpace>> = Lazy::new(|| {
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let r = Point2f::new(0.7347, 0.2653);
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let g = Point2f::new(0.0000, 1.0000);
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let b = Point2f::new(0.0001, -0.0770);
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let illuminant = Spectrum::std_illuminant_d65();
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let table = RGBToSpectrumTable::aces2065_1();
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RGBColorSpaceData::new(r, g, b, illuminant, table)
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});
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pub fn get_colorspace_context() -> StandardColorSpaces {
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StandardColorSpaces {
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srgb: &SRGB_DATA.view,
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dci_p3: &DCI_P3_DATA.view,
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rec2020: &REC2020.view,
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aces2065_1: &ACES.view,
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}
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}
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