Accueil / npm / three@0.186.1 / src / renderers / webgpu / descriptors / GPUTextureDescriptor.js

GPUTextureDescriptor.js

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/**
 * Reusable descriptor for `GPUDevice.createTexture()`.
 *
 * @private
 */
class GPUTextureDescriptor {

	constructor() {

		/**
		 * The label of the texture.
		 *
		 * @type {string}
		 */
		this.label = '';

		/**
		 * The size of the texture.
		 *
		 * @type {{width: number, height: number, depthOrArrayLayers: number}}
		 */
		this.size = { width: 0, height: 1, depthOrArrayLayers: 1 };

		/**
		 * The number of mip levels the texture will contain.
		 *
		 * @type {number}
		 * @default 1
		 */
		this.mipLevelCount = 1;

		/**
		 * The sample count of the texture.
		 *
		 * @type {number}
		 * @default 1
		 */
		this.sampleCount = 1;

		/**
		 * The dimension of the set of texel coordinates.
		 *
		 * @type {string}
		 * @default '2d'
		 */
		this.dimension = '2d';

		/**
		 * The format of the texture.
		 *
		 * @type {string|undefined}
		 */
		this.format = undefined;

		/**
		 * The allowed usages for the texture.
		 *
		 * @type {number|undefined}
		 */
		this.usage = undefined;

		/**
		 * The formats that views of this texture may use.
		 *
		 * @type {Array<string>}
		 */
		this.viewFormats = [];

		/**
		 * The view dimension to use when binding the texture (compatibility mode).
		 *
		 * @type {string|undefined}
		 */
		this.textureBindingViewDimension = undefined;

	}

	/**
	 * Resets the descriptor to its default state.
	 */
	reset() {

		this.label = '';
		this.size.width = 0;
		this.size.height = 1;
		this.size.depthOrArrayLayers = 1;
		this.mipLevelCount = 1;
		this.sampleCount = 1;
		this.dimension = '2d';
		this.format = undefined;
		this.usage = undefined;
		this.viewFormats.length = 0;
		this.textureBindingViewDimension = undefined;

	}

}

export default GPUTextureDescriptor;