three
Version:
JavaScript 3D library
153 lines (123 loc) • 2.76 kB
JavaScript
import Sampler from './Sampler.js';
let _id = 0;
/**
* Represents a sampled texture binding type.
*
* @private
* @augments Sampler
*/
class SampledTexture extends Sampler {
/**
* Constructs a new sampled texture.
*
* @param {string} name - The sampled texture's name.
* @param {?Texture} texture - The texture this binding is referring to.
*/
constructor( name, texture ) {
super( name, texture );
/**
* This identifier.
*
* @type {number}
*/
this.id = _id ++;
/**
* Whether the texture is a storage texture or not.
*
* @type {boolean}
* @default false
*/
this.store = false;
/**
* The mip level to bind for storage textures.
*
* @type {number}
* @default 0
*/
this.mipLevel = 0;
/**
* This flag can be used for type testing.
*
* @type {boolean}
* @readonly
* @default true
*/
this.isSampledTexture = true;
}
}
/**
* Represents a sampled array texture binding type.
*
* @private
* @augments SampledTexture
*/
class SampledArrayTexture extends SampledTexture {
/**
* Constructs a new sampled array texture.
*
* @param {string} name - The sampled array texture's name.
* @param {?(DataArrayTexture|CompressedArrayTexture)} texture - The texture this binding is referring to.
*/
constructor( name, texture ) {
super( name, texture );
/**
* This flag can be used for type testing.
*
* @type {boolean}
* @readonly
* @default true
*/
this.isSampledArrayTexture = true;
}
}
/**
* Represents a sampled 3D texture binding type.
*
* @private
* @augments SampledTexture
*/
class Sampled3DTexture extends SampledTexture {
/**
* Constructs a new sampled 3D texture.
*
* @param {string} name - The sampled 3D texture's name.
* @param {?Data3DTexture} texture - The texture this binding is referring to.
*/
constructor( name, texture ) {
super( name, texture );
/**
* This flag can be used for type testing.
*
* @type {boolean}
* @readonly
* @default true
*/
this.isSampled3DTexture = true;
}
}
/**
* Represents a sampled cube texture binding type.
*
* @private
* @augments SampledTexture
*/
class SampledCubeTexture extends SampledTexture {
/**
* Constructs a new sampled cube texture.
*
* @param {string} name - The sampled cube texture's name.
* @param {?(CubeTexture|CompressedCubeTexture)} texture - The texture this binding is referring to.
*/
constructor( name, texture ) {
super( name, texture );
/**
* This flag can be used for type testing.
*
* @type {boolean}
* @readonly
* @default true
*/
this.isSampledCubeTexture = true;
}
}
export { SampledTexture, SampledArrayTexture, Sampled3DTexture, SampledCubeTexture };