@polygonjs/polygonjs/examples/presets/cop/ImageEXR.ts

node-based WebGL 3D engine https://polygonjs.com

import {DEMO_ASSETS_ROOT_URL} from '../../../src/core/Assets';
import {ImageEXRCopNode} from '../../../src/engine/nodes/cop/ImageEXR';
import {BasePreset, NodePresetsCollection, PresetRegister, PresetsCollectionFactory} from '../BasePreset';

const list = [
	'brown_photostudio_02_1k',
	'brown_photostudio_03_1k',
	'brown_photostudio_05_1k',
	'brown_photostudio_06_1k',
	'brown_photostudio_07_1k',
	'christmas_photo_studio_01_1k',
	'christmas_photo_studio_03_1k',
	'neon_photostudio_1k',
	'photo_studio_loft_hall_1k',
	'preller_drive_1k',
	'provence_studio_1k',
	'satara_night_1k',
	'studio_small_03_1k',
	'studio_small_07_1k',
	'studio_small_08_1k',
	'studio_small_09_1k',
];

export function imageEXRPresetUrls() {
	return list.map((fileName) => ({
		fileName,
		url: `${DEMO_ASSETS_ROOT_URL}/textures/resources/polyhaven.com/envmaps/${fileName}.exr`,
		thumbnail: `${DEMO_ASSETS_ROOT_URL}/textures/resources/polyhaven.com/envmaps/thumbnails/${fileName}.jpg`,
	}));
}

const imageEXRCopNodePresetsCollectionFactory: PresetsCollectionFactory<ImageEXRCopNode> = (node: ImageEXRCopNode) => {
	const collection = new NodePresetsCollection();

	function polyhavenEnvMaps() {
		const dict: Record<string, BasePreset> = {};
		const urls = imageEXRPresetUrls();
		for (let fileData of urls) {
			const preset = new BasePreset()
				.addEntry(node.p.url, fileData.url)
				.addEntry(node.p.tanisotropy, 1)
				.addEntry(node.p.useRendererMaxAnisotropy, 1)
				.addEntry(node.p.tminFilter, 1)
				.addEntry(node.p.tmagFilter, 1);
			dict[`polyhaven/${fileData.fileName}`] = preset;
		}
		return dict;
	}

	collection.setPresets({
		...polyhavenEnvMaps(),
	});

	return collection;
};
export const imageEXRCopPresetRegister: PresetRegister<typeof ImageEXRCopNode, ImageEXRCopNode> = {
	nodeClass: ImageEXRCopNode,
	setupFunc: imageEXRCopNodePresetsCollectionFactory,
};