package toxi.processing;

import toxi.color.ReadonlyTColor;
import toxi.color.TColor;
import toxi.geom.Matrix4x4;
import toxi.geom.Vec3D;

/**
 *
 * @author tux
 */
public class XYZNormalMapper implements NormalMapper {

    /**
     *
     */
    public static final Matrix4x4 normalMap = new Matrix4x4().translateSelf(
            0.5, 0.5, 0.5).scaleSelf(0.4999);

    /**
     *
     * @param normal
     * @return
     */
    @Override
    public ReadonlyTColor getRGBForNormal(Vec3D normal) {
        normal = normalMap.applyTo(normal);
        return TColor.newRGB(normal.x, normal.y, normal.z);
    }
}