com.badlogic.gdx.assets.loaders.CubemapLoader Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of gdx-backend-jtransc Show documentation

JVM AOT compiler currently generating JavaScript, Haxe, with initial focus on Kotlin and games.

There is a newer version: 0.6.7

package com.badlogic.gdx.assets.loaders;

import com.badlogic.gdx.assets.AssetDescriptor;
import com.badlogic.gdx.assets.AssetLoaderParameters;
import com.badlogic.gdx.assets.AssetManager;
import com.badlogic.gdx.files.FileHandle;
import com.badlogic.gdx.graphics.Cubemap;
import com.badlogic.gdx.graphics.CubemapData;
import com.badlogic.gdx.graphics.Pixmap;
import com.badlogic.gdx.graphics.Pixmap.Format;
import com.badlogic.gdx.graphics.Texture.TextureFilter;
import com.badlogic.gdx.graphics.Texture.TextureWrap;
import com.badlogic.gdx.utils.Array;

/**
 * {@link AssetLoader} for {@link Cubemap} instances. The pixel data is loaded asynchronously. The texture is then created on the
 * rendering thread, synchronously. Passing a {@link CubemapParameter} to
 * {@link AssetManager#load(String, Class, AssetLoaderParameters)} allows one to specify parameters as can be passed to the
 * various Cubemap constructors, e.g. filtering and so on.
 *
 * @author mzechner, Vincent Bousquet
 */
public class CubemapLoader extends AsynchronousAssetLoader {
	static public class CubemapLoaderInfo {
		String filename;
		CubemapData data;
		Cubemap cubemap;
	}

	;

	CubemapLoaderInfo info = new CubemapLoaderInfo();

	public CubemapLoader(FileHandleResolver resolver) {
		super(resolver);
	}

	@Override
	public void loadAsync(AssetManager manager, String fileName, FileHandle file, CubemapParameter parameter) {
		info.filename = fileName;
		if (parameter == null || parameter.cubemapData == null) {
			Pixmap pixmap = null;
			Format format = null;
			boolean genMipMaps = false;
			info.cubemap = null;

			if (parameter != null) {
				format = parameter.format;
				info.cubemap = parameter.cubemap;
			}
		} else {
			info.data = parameter.cubemapData;
			info.cubemap = parameter.cubemap;
		}
		if (!info.data.isPrepared()) info.data.prepare();
	}

	@Override
	public Cubemap loadSync(AssetManager manager, String fileName, FileHandle file, CubemapParameter parameter) {
		if (info == null) return null;
		Cubemap cubemap = info.cubemap;
		if (cubemap != null) {
			cubemap.load(info.data);
		} else {
			cubemap = new Cubemap(info.data);
		}
		if (parameter != null) {
			cubemap.setFilter(parameter.minFilter, parameter.magFilter);
			cubemap.setWrap(parameter.wrapU, parameter.wrapV);
		}
		return cubemap;
	}

	@Override
	public Array getDependencies(String fileName, FileHandle file, CubemapParameter parameter) {
		return null;
	}

	static public class CubemapParameter extends AssetLoaderParameters {
		/**
		 * the format of the final Texture. Uses the source images format if null
		 **/
		public Format format = null;
		/**
		 * The texture to put the {@link TextureData} in, optional.
		 **/
		public Cubemap cubemap = null;
		/**
		 * CubemapData for textures created on the fly, optional. When set, all format and genMipMaps are ignored
		 */
		public CubemapData cubemapData = null;
		public TextureFilter minFilter = TextureFilter.Nearest;
		public TextureFilter magFilter = TextureFilter.Nearest;
		public TextureWrap wrapU = TextureWrap.ClampToEdge;
		public TextureWrap wrapV = TextureWrap.ClampToEdge;
	}
}