/
TextureMagnificationFilter.js
47 lines (44 loc) · 1.46 KB
/
TextureMagnificationFilter.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
define([
'../Core/freezeObject',
'../Core/WebGLConstants'
], function(
freezeObject,
WebGLConstants) {
'use strict';
/**
* Enumerates all possible filters used when magnifying WebGL textures.
*
* @exports TextureMagnificationFilter
*
* @see TextureMinificationFilter
*/
var TextureMagnificationFilter = {
/**
* Samples the texture by returning the closest pixel.
*
* @type {Number}
* @constant
*/
NEAREST : WebGLConstants.NEAREST,
/**
* Samples the texture through bi-linear interpolation of the four nearest pixels. This produces smoother results than <code>NEAREST</code> filtering.
*
* @type {Number}
* @constant
*/
LINEAR : WebGLConstants.LINEAR,
/**
* Validates the given <code>textureMinificationFilter</code> with respect to the possible enum values.
*
* @private
*
* @param textureMagnificationFilter
* @returns {Boolean} <code>true</code> if <code>textureMagnificationFilter</code> is valid.
*/
validate : function(textureMagnificationFilter) {
return ((textureMagnificationFilter === TextureMagnificationFilter.NEAREST) ||
(textureMagnificationFilter === TextureMagnificationFilter.LINEAR));
}
};
return freezeObject(TextureMagnificationFilter);
});