/lib/utils/mixers.js
https://github.com/ajanthanm/cssfilterlab · JavaScript · 59 lines · 37 code · 7 blank · 15 comment · 3 complexity · 058ae4c648281320f4ba48736216d602 MD5 · raw file
- /*
- * Copyright (c) 2012 Adobe Systems Incorporated. All rights reserved.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
- (function(){
- var mixers = {
- mixNumber: function(a, b, t) {
- return a * (1 - t) + b * t;
- },
-
- mixVector: function(a, b, t) {
- var r = [];
- for (var i=0; i<a.length; ++i)
- r.push(mixers.mixNumber(a[i], b[i], t));
- return r;
- },
-
- mixVectorOfVectors: function(a, b, t) {
- var r = [];
- for (var i=0; i < a.length; ++i) {
- var row = []; r.push(row);
- var l2 = a[i].length;
- for (var j=0; j < l2; ++j)
- row.push(Global.mixers.mixVector(a[i][j], b[i][j], t));
- }
- return r;
- },
-
- mixHash: function(fn) {
- var mixFn = Global.mixers[fn];
- return function(a, b, t) {
- var r = {};
- $.each(a, function(key, valueA) {
- r[key] = mixFn(valueA, b[key], t);
- });
- return r;
- }
- },
-
- dontMix: function(a, b, t) {
- return a;
- }
- };
- Global.mixers = mixers;
- })();