var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
    if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
    else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
    return c > 3 && r && Object.defineProperty(target, key, r), r;
};
import { MODULES } from "../../../engine/engine_modules.js";
import { serializable } from "../../../engine/engine_serialization.js";
import { PostProcessingEffect } from "../PostProcessingEffect.js";
import { VolumeParameter } from "../VolumeParameter.js";
import { registerCustomEffectType } from "../VolumeProfile.js";
import { ToneMappingEffect } from "./Tonemapping.js";
/**
 * [ColorAdjustments](https://engine.needle.tools/docs/api/ColorAdjustments) allows you to modify the overall color properties of the rendered scene, including post-exposure, contrast, hue shift, and saturation.
 * These adjustments can be used to enhance the visual aesthetics of the scene or to achieve specific artistic effects.
 * @summary Color Adjustments Post-Processing Effect
 * @category Effects
 * @group Components
 */
export class ColorAdjustments extends PostProcessingEffect {
    get typeName() {
        return "ColorAdjustments";
    }
    /**
     * Whether values for contrast, hueshift or saturation are remapped to a different range.
     */
    remap = true;
    postExposure = new VolumeParameter(1);
    /**
     * Range -1 to 1, where 0 is the default value, -1 is the lowest contrast and 1 is the highest contrast.
     * @default 0
     */
    contrast = new VolumeParameter(0);
    hueShift = new VolumeParameter(0);
    saturation = new VolumeParameter(0);
    init() {
        this.postExposure.valueProcessor = v => {
            if (!this.remap)
                return v;
            v = Math.pow(2.0, v);
            return v;
        };
        this.contrast.valueProcessor = (v) => {
            if (!this.remap)
                return v;
            let divisor = 1;
            if (v > 0)
                divisor = 200;
            else if (v < 0)
                divisor = 100;
            // if (v > 0) divisor *= Math.PI;
            const val = v / divisor;
            return val;
        };
        this.contrast.defaultValue = 0;
        this.hueShift.valueProcessor = (v) => {
            if (!this.remap)
                return v;
            return Math.PI * v / 180;
        };
        this.hueShift.defaultValue = 0;
        this.saturation.valueProcessor = (v) => {
            if (!this.remap)
                return v;
            if (v < 0)
                return (v / 100);
            const sat = (v / (100 * Math.PI));
            return sat;
        };
        this.saturation.defaultValue = 0;
    }
    onCreateEffect() {
        const effects = [];
        // TODO: do we still need this?
        // if (this.context.renderer.toneMapping !== NoToneMapping && this.postExposure.overrideState)
        //     this.context.renderer.toneMapping = NoToneMapping;
        // find the ToneMapping effect because we need it to apply post exposure
        let tonemappingEffect = this.postprocessingContext?.components.find(c => c instanceof ToneMappingEffect);
        if (!tonemappingEffect) {
            tonemappingEffect = new ToneMappingEffect();
            this.postprocessingContext?.components.push(tonemappingEffect);
        }
        // We need this effect if someone uses ACES or AgX tonemapping;
        // problem is that we CAN'T use this effect for the "Linear" case, the package expects that in this case you remove the effect
        this.postExposure.onValueChanged = (v) => {
            if (this.postExposure.overrideState && tonemappingEffect) {
                tonemappingEffect.exposure.value = v;
            }
            else
                console.warn("[PostProcessing] PostExposure is set to override but no ToneMappingEffect found in the postprocessing stack. Please add a ToneMappingEffect to your postprocessing stack to use PostExposure.");
        };
        const brightnesscontrast = new MODULES.POSTPROCESSING.MODULE.BrightnessContrastEffect();
        this.contrast.onValueChanged = v => brightnesscontrast.contrast = v;
        const hueSaturationEffect = new MODULES.POSTPROCESSING.MODULE.HueSaturationEffect();
        this.hueShift.onValueChanged = v => hueSaturationEffect.hue = v;
        this.saturation.onValueChanged = v => hueSaturationEffect.saturation = v;
        effects.push(brightnesscontrast);
        effects.push(hueSaturationEffect);
        return effects;
    }
}
__decorate([
    serializable(VolumeParameter)
], ColorAdjustments.prototype, "postExposure", void 0);
__decorate([
    serializable(VolumeParameter)
], ColorAdjustments.prototype, "contrast", void 0);
__decorate([
    serializable(VolumeParameter)
], ColorAdjustments.prototype, "hueShift", void 0);
__decorate([
    serializable(VolumeParameter)
], ColorAdjustments.prototype, "saturation", void 0);
registerCustomEffectType("ColorAdjustments", ColorAdjustments);
//# sourceMappingURL=ColorAdjustments.js.map