package xyz.marsavic.gfxlab.graphics3d.scene;


import javafx.util.Pair;
import xyz.marsavic.functions.interfaces.F1;
import xyz.marsavic.geometry.Vector;
import xyz.marsavic.gfxlab.Spectrum;
import xyz.marsavic.gfxlab.SplineSpectrum;
import xyz.marsavic.gfxlab.Vec3;
import xyz.marsavic.gfxlab.graphics3d.Light;
import xyz.marsavic.gfxlab.graphics3d.Material;
import xyz.marsavic.gfxlab.graphics3d.Scene;
import xyz.marsavic.gfxlab.graphics3d.Solid;
import xyz.marsavic.gfxlab.graphics3d.solids.Ball;
import xyz.marsavic.gfxlab.graphics3d.solids.Group;
import xyz.marsavic.gfxlab.graphics3d.solids.HalfSpace;
import xyz.marsavic.gfxlab.graphics3d.textures.Grid;

import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;

public class SpectrumTest extends Scene.Base {

    public SpectrumTest() {
        var materialUVWalls  = (F1<Material, Vector>) (uv -> Material.matte(1.0));
        SplineSpectrum s;
        var materialUVWallsL = Grid.standard(w -> 1.0);

        var materialUVWallsR = Grid.standard(w -> 0.1);

        Collection<Solid> solids = new ArrayList<>();
        Collections.addAll(solids,
                HalfSpace.pn(Vec3.xyz(1,  0,  10), Vec3.xyz( 1,  0,  -1), materialUVWallsL),
                HalfSpace.pn(Vec3.xyz( -1,  0,  10), Vec3.xyz(-1,  0,  -1), materialUVWallsR),
                HalfSpace.pn(Vec3.xyz(0,  2,  0), Vec3.xyz( 0,  -1,  0), materialUVWallsL),
                HalfSpace.pn(Vec3.xyz(0,  -2,  10), Vec3.xyz( 0,  1,  0), materialUVWallsL),

                HalfSpace.pn(Vec3.xyz( 0,  0,  8), Vec3.xyz(0,  1,  -1), uv -> Material.GLASS.refractiveIndex(
//                        w -> 1.6 + (w-400)/(800-400) * (1.55 - 1.6)
                        w -> 1.5
                )),
                HalfSpace.pn(Vec3.xyz( 0, 0,  -6), Vec3.xyz( 0,  0,  1), materialUVWallsR)
        );

        Collections.addAll(lights,
                Light.ps(Vec3.xyz(0, 1.0, -1.0), w -> 1.0),
                Light.ps(Vec3.xyz(0, -1.0, 9.0), w -> 1.0)

        );

        solid = Group.of(solids);
    }
}