ar-error-after-proguard

apply plugin: 'com.android.application'
apply plugin: 'com.google.ar.sceneform.plugin'

android {
    compileSdkVersion 27
    defaultConfig {
        applicationId "com.osensetech.taoyuan"
        minSdkVersion 24
        targetSdkVersion 27
        versionCode 1
        versionName "0.8.8"
        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"

        multiDexEnabled true
        ndk {
            abiFilters 'armeabi-v7a', 'x86', 'arm64-v8a'
        }
    }
    
    aaptOptions {
        noCompress '.unity3d', '.ress', '.resource', '.obb'
    }
    
    lintOptions {
        checkReleaseBuilds false
        abortOnError false
    }
    
    compileOptions {
        sourceCompatibility JavaVersion.VERSION_1_8
        targetCompatibility JavaVersion.VERSION_1_8
    }
    
    tasks.withType(JavaCompile) {
        options.encoding = "UTF-8"
        sourceCompatibility = JavaVersion.VERSION_1_7
        targetCompatibility = JavaVersion.VERSION_1_7
    }

    buildTypes {
        debug {
            debuggable true
            minifyEnabled true
            shrinkResources true
            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
        }
        release {
            debuggable false
            minifyEnabled true
            shrinkResources true
            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
        }
    }

    lintOptions {
        checkReleaseBuilds false
        abortOnError false
    }

    splits {
        density {
            enable true
            compatibleScreens 'small', 'normal', 'large', 'xlarge'
        }
    }
    packagingOptions {
        doNotStrip "*/armeabi-v7a/*.so"
        doNotStrip "*/x86/*.so"
        doNotStrip "*/arm64-v8a/*.so"
    }
    repositories {
        flatDir {
            dirs 'libs'
        }
    }
}

dependencies {
    ...
    
    // ar
    implementation 'com.google.ar.sceneform.ux:sceneform-ux:1.8.0'
    implementation 'com.google.ar.sceneform:animation:1.8.0'
    implementation 'com.google.ar.sceneform:core:1.8.0'
}


sceneform.asset('sampledata/models/end.fbx',
        'default',
        'sampledata/models/end.sfa',
        'src/main/res/raw/end')

sceneform.asset('sampledata/models/stand_by.fbx',
        'default',
        'sampledata/models/stand_by.sfa',
        'src/main/res/raw/stand_by')

sceneform.asset('sampledata/models/stand_by_to_walk.fbx',
        'default',
        'sampledata/models/stand_by_to_walk.sfa',
        'src/main/res/raw/stand_by_to_walk')

sceneform.asset('sampledata/models/walk.fbx',
        'default',
        'sampledata/models/walk.sfa',
        'src/main/res/raw/walk')

sceneform.asset('sampledata/models/walk_to_stand_by.fbx',
        'default',
        'sampledata/models/walk_to_stand_by.sfa',
        'src/main/res/raw/walk_to_stand_by')