1 /* 2 * Copyright 2019 Google LLC 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * https://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 #ifndef ANDROID_FXLAB_ECHODESCRIPTION_H 17 #define ANDROID_FXLAB_ECHODESCRIPTION_H 18 19 #include "../EchoEffect.h" 20 21 namespace Effect { 22 23 class EchoDescription: public EffectDescription<EchoDescription, 2> { 24 public: getName()25 static constexpr std::string_view getName() { 26 return std::string_view("Echo"); 27 } 28 getCategory()29 static constexpr std::string_view getCategory() { 30 return std::string_view("Delay"); 31 } 32 getParams()33 static constexpr std::array<ParamType, getNumParams()> getParams() { 34 return std::array<ParamType, getNumParams()> { 35 ParamType("Feedback", 0, 1, 0.5), 36 ParamType("Delay (ms)", 50, 500, 100), 37 }; 38 } 39 template<class iter_type> buildEffect(std::array<float,getNumParams ()> paramArr)40 static _ef<iter_type> buildEffect(std::array<float, getNumParams()> paramArr) { 41 return _ef<iter_type> { 42 EchoEffect<iter_type>{paramArr[0], paramArr[1]} 43 }; 44 } 45 }; 46 47 } //namespace Effect 48 #endif //ANDROID_FXLAB_ECHODESCRIPTION_H 49