Source link: https://github.com/r21nomi/GLRippleView

GLRippleView

Custom GLSurfaceView for Android to show ripple effect with OpenGL.

Simple	Cross-fade

Ripple algorithm of this library is based on Adrian Boeing's article.

Getting Started

dependencies {

compile 'com.github.r21nomi:glrippleview:1.0.0' 
}

Usage

Simple

<r21nomi.com.glrippleview.GLRippleView

android:layout_width="match_parent"

android:layout_height="match_parent"

app:backgroundImage="@drawable/bg1" />

glRippleView.setRippleOffset(0.01f)

Cross-fade

glRippleView.run {

  addBackgroundImages(listOf(

 BitmapFactory.decodeResource(resources, R.drawable.bg2),

 BitmapFactory.decodeResource(resources, R.drawable.bg3)
  ))
  setRippleOffset(0.01f)
  setFadeInterval(5000)
  startCrossFadeAnimation() 
}

License

Copyright 2017 Ryota Takemoto (r21nomi)  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.

Source link: https://github.com/r21nomi/GLRippleView

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