collision

2019-01-20 14:02:06 +01:00 · 2019-01-20 14:02:06 +01:00 · 530f57600b
commit 530f57600b
parent 07326e5e4f
45 changed files with 955 additions and 0 deletions
--- a/collision/.gitignore
+++ b/collision/.gitignore
@ -0,0 +1,13 @@
+*.iml
+.gradle
+/local.properties
+/.idea/caches
+/.idea/libraries
+/.idea/modules.xml
+/.idea/workspace.xml
+/.idea/navEditor.xml
+/.idea/assetWizardSettings.xml
+.DS_Store
+/build
+/captures
+.externalNativeBuild
--- a/collision/.idea/codeStyles/Project.xml
+++ b/collision/.idea/codeStyles/Project.xml
@ -0,0 +1,35 @@
+<component name="ProjectCodeStyleConfiguration">
+  <code_scheme name="Project" version="173">
+    <JetCodeStyleSettings>
+      <option name="CODE_STYLE_DEFAULTS" value="KOTLIN_OFFICIAL" />
+    </JetCodeStyleSettings>
+    <Objective-C-extensions>
+      <file>
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Import" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Macro" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Typedef" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Enum" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Constant" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Global" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Struct" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="FunctionPredecl" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Function" />
+      </file>
+      <class>
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Property" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Synthesize" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="InitMethod" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="StaticMethod" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="InstanceMethod" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="DeallocMethod" />
+      </class>
+      <extensions>
+        <pair source="cpp" header="h" fileNamingConvention="NONE" />
+        <pair source="c" header="h" fileNamingConvention="NONE" />
+      </extensions>
+    </Objective-C-extensions>
+    <codeStyleSettings language="kotlin">
+      <option name="CODE_STYLE_DEFAULTS" value="KOTLIN_OFFICIAL" />
+    </codeStyleSettings>
+  </code_scheme>
+</component>
--- a/collision/.idea/codeStyles/codeStyleConfig.xml
+++ b/collision/.idea/codeStyles/codeStyleConfig.xml
@ -0,0 +1,5 @@
+<component name="ProjectCodeStyleConfiguration">
+  <state>
+    <option name="USE_PER_PROJECT_SETTINGS" value="true" />
+  </state>
+</component>
--- a/collision/.idea/copyright/GPL_v__2_0.xml
+++ b/collision/.idea/copyright/GPL_v__2_0.xml
@ -0,0 +1,6 @@
+<component name="CopyrightManager">
+  <copyright>
+    <option name="notice" value="Copyright (c) &amp;#36;today.year, norangebit &#10;&#10;This file is part of &amp;#36;project.name.&#10;&#10;     &amp;#36;project.name is free software: you can redistribute it and/or modify&#10;     it under the terms of the GNU General Public License as published by&#10;     the Free Software Foundation, either version 3 of the License, or&#10;     (at your option) any later version.&#10;&#10;     &amp;#36;project.name is distributed in the hope that it will be useful,&#10;     but WITHOUT ANY WARRANTY; without even the implied warranty of&#10;     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the&#10;     GNU General Public License for more details.&#10;&#10;     You should have received a copy of the GNU General Public License&#10;     along with &amp;#36;project.name.  If not, see &lt;http://www.gnu.org/licenses/&gt;&#10;" />
+    <option name="myName" value="GPL v. 2.0" />
+  </copyright>
+</component>
--- a/collision/.idea/copyright/profiles_settings.xml
+++ b/collision/.idea/copyright/profiles_settings.xml
@ -0,0 +1,7 @@
+<component name="CopyrightManager">
+  <settings>
+    <module2copyright>
+      <element module="All" copyright="GPL v. 2.0" />
+    </module2copyright>
+  </settings>
+</component>
--- a/collision/.idea/gradle.xml
+++ b/collision/.idea/gradle.xml
@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="GradleSettings">
+    <option name="linkedExternalProjectsSettings">
+      <GradleProjectSettings>
+        <option name="distributionType" value="DEFAULT_WRAPPED" />
+        <option name="externalProjectPath" value="$PROJECT_DIR$" />
+        <option name="modules">
+          <set>
+            <option value="$PROJECT_DIR$" />
+            <option value="$PROJECT_DIR$/app" />
+          </set>
+        </option>
+        <option name="resolveModulePerSourceSet" value="false" />
+      </GradleProjectSettings>
+    </option>
+  </component>
+</project>
--- a/collision/.idea/misc.xml
+++ b/collision/.idea/misc.xml
@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="CMakeSettings">
+    <configurations>
+      <configuration PROFILE_NAME="Debug" CONFIG_NAME="Debug" />
+    </configurations>
+  </component>
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" project-jdk-name="1.8" project-jdk-type="JavaSDK">
+    <output url="file://$PROJECT_DIR$/build/classes" />
+  </component>
+  <component name="ProjectType">
+    <option name="id" value="Android" />
+  </component>
+</project>
--- a/collision/.idea/runConfigurations.xml
+++ b/collision/.idea/runConfigurations.xml
@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="RunConfigurationProducerService">
+    <option name="ignoredProducers">
+      <set>
+        <option value="org.jetbrains.plugins.gradle.execution.test.runner.AllInPackageGradleConfigurationProducer" />
+        <option value="org.jetbrains.plugins.gradle.execution.test.runner.TestClassGradleConfigurationProducer" />
+        <option value="org.jetbrains.plugins.gradle.execution.test.runner.TestMethodGradleConfigurationProducer" />
+      </set>
+    </option>
+  </component>
+</project>
--- a/collision/.idea/vcs.xml
+++ b/collision/.idea/vcs.xml
@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$/.." vcs="Git" />
+  </component>
+</project>
--- a/collision/app/.gitignore
+++ b/collision/app/.gitignore
@ -0,0 +1 @@
+/build
--- a/collision/app/build.gradle
+++ b/collision/app/build.gradle
@ -0,0 +1,40 @@
+apply plugin: 'com.android.application'
+
+apply plugin: 'kotlin-android'
+
+apply plugin: 'kotlin-android-extensions'
+
+android {
+    compileSdkVersion 28
+    defaultConfig {
+        applicationId "it.norangeb.collision"
+        minSdkVersion 26
+        targetSdkVersion 28
+        versionCode 1
+        versionName "1.0"
+        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
+    }
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+        }
+    }
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
+
+}
+
+dependencies {
+    implementation fileTree(dir: 'libs', include: ['*.jar'])
+    implementation"org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
+    implementation 'com.android.support:appcompat-v7:28.0.0'
+    implementation 'com.android.support.constraint:constraint-layout:1.1.3'
+    implementation 'com.android.support:design:28.0.0'
+    testImplementation 'junit:junit:4.12'
+    androidTestImplementation 'com.android.support.test:runner:1.0.2'
+    androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
+    implementation 'com.google.ar.sceneform.ux:sceneform-ux:1.6.0'
+}
--- a/collision/app/proguard-rules.pro
+++ b/collision/app/proguard-rules.pro
@ -0,0 +1,21 @@
+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile
--- a/collision/app/src/androidTest/java/it/norangeb/collision/ExampleInstrumentedTest.kt
+++ b/collision/app/src/androidTest/java/it/norangeb/collision/ExampleInstrumentedTest.kt
@ -0,0 +1,24 @@
+package it.norangeb.collision
+
+import android.support.test.InstrumentationRegistry
+import android.support.test.runner.AndroidJUnit4
+
+import org.junit.Test
+import org.junit.runner.RunWith
+
+import org.junit.Assert.*
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * See [testing documentation](http://d.android.com/tools/testing).
+ */
+@RunWith(AndroidJUnit4::class)
+class ExampleInstrumentedTest {
+    @Test
+    fun useAppContext() {
+        // Context of the app under test.
+        val appContext = InstrumentationRegistry.getTargetContext()
+        assertEquals("it.norangeb.collision", appContext.packageName)
+    }
+}
--- a/collision/app/src/main/AndroidManifest.xml
+++ b/collision/app/src/main/AndroidManifest.xml
@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+          package="it.norangeb.collision">
+
+    <uses-permission android:name="android.permission.CAMERA" />
+    <uses-feature android:name="android.hardware.camera.ar" android:required="true" />
+
+    <application
+            android:allowBackup="true"
+            android:icon="@mipmap/ic_launcher"
+            android:label="@string/app_name"
+            android:roundIcon="@mipmap/ic_launcher_round"
+            android:supportsRtl="true"
+            android:theme="@style/AppTheme">
+
+        <meta-data android:name="com.google.ar.core" android:value="required" />
+
+        <activity
+                android:name=".MainActivity"
+                android:label="@string/app_name"
+                android:theme="@style/AppTheme.NoActionBar">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN"/>
+
+                <category android:name="android.intent.category.LAUNCHER"/>
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>
--- a/collision/app/src/main/java/it/norangeb/collision/MainActivity.kt
+++ b/collision/app/src/main/java/it/norangeb/collision/MainActivity.kt
@ -0,0 +1,80 @@
+/*
+ * Copyright (c) 2019, norangebit
+ *
+ * This file is part of collision.
+ *
+ *      collision is free software: you can redistribute it and/or modify
+ *      it under the terms of the GNU General Public License as published by
+ *      the Free Software Foundation, either version 3 of the License, or
+ *      (at your option) any later version.
+ *
+ *      collision is distributed in the hope that it will be useful,
+ *      but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *      GNU General Public License for more details.
+ *
+ *      You should have received a copy of the GNU General Public License
+ *      along with collision.  If not, see <http://www.gnu.org/licenses/>
+ *
+ */
+
+package it.norangeb.collision
+
+import android.os.Bundle
+import android.support.v7.app.AppCompatActivity
+import android.view.MotionEvent
+import android.widget.Toast
+import com.google.ar.core.HitResult
+import com.google.ar.core.Plane
+import com.google.ar.sceneform.FrameTime
+import com.google.ar.sceneform.Node
+import com.google.ar.sceneform.Scene
+import com.google.ar.sceneform.rendering.Color
+import com.google.ar.sceneform.ux.ArFragment
+
+class MainActivity : AppCompatActivity() {
+    private val TAG = MainActivity::class.java.canonicalName
+
+    private lateinit var arFragment: ArFragment
+    private lateinit var arScene: Scene
+    private var lastNode: Node? = null
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        if (!checkIsSupportedDeviceOrFinish(this, TAG))
+            return
+
+        setContentView(R.layout.activity_main)
+
+        arFragment = supportFragmentManager.findFragmentById(R.id.ar_fragment) as ArFragment
+        arScene = arFragment.arSceneView.scene
+
+        arFragment.setOnTapArPlaneListener(this::addShape)
+
+        arScene.addOnUpdateListener(this::onUpdate)
+    }
+
+    private fun onUpdate(frameTime: FrameTime) {
+        val node = lastNode ?: return
+        val overlappedNodes = arScene.overlapTestAll(node)
+        if (overlappedNodes.isNotEmpty())
+            onCollision(overlappedNodes)
+    }
+
+    private fun onCollision(nodes: List<Node>) {
+        Toast.makeText(this, "collision", Toast.LENGTH_LONG).show()
+        lastNode?.isEnabled = false
+        lastNode = null
+    }
+
+    private fun addShape(hitResult: HitResult, plane: Plane, motionEvent: MotionEvent) {
+        val red = Color(android.graphics.Color.RED)
+
+        buildMaterial(this, red) {
+            val cube = buildShape(Shape.CUBE, it)
+
+            lastNode = addNodeToScene(arFragment, hitResult.createAnchor(), cube)
+        }
+    }
+}
--- a/collision/app/src/main/java/it/norangeb/collision/Util.kt
+++ b/collision/app/src/main/java/it/norangeb/collision/Util.kt
@ -0,0 +1,96 @@
+/*
+ * Copyright (c) 2019, norangebit
+ *
+ * This file is part of collision.
+ *
+ *      collision is free software: you can redistribute it and/or modify
+ *      it under the terms of the GNU General Public License as published by
+ *      the Free Software Foundation, either version 3 of the License, or
+ *      (at your option) any later version.
+ *
+ *      collision is distributed in the hope that it will be useful,
+ *      but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *      GNU General Public License for more details.
+ *
+ *      You should have received a copy of the GNU General Public License
+ *      along with collision.  If not, see <http://www.gnu.org/licenses/>
+ *
+ */
+
+package it.norangeb.collision
+
+import android.annotation.SuppressLint
+import android.app.Activity
+import android.app.ActivityManager
+import android.content.Context
+import android.os.Build
+import android.util.Log
+import android.widget.Toast
+import com.google.ar.core.Anchor
+import com.google.ar.sceneform.AnchorNode
+import com.google.ar.sceneform.Node
+import com.google.ar.sceneform.math.Vector3
+import com.google.ar.sceneform.rendering.*
+import com.google.ar.sceneform.ux.ArFragment
+
+private val MIN_OPENGL_VERSION = 3.0
+
+@SuppressLint("ObsoleteSdkInt")
+fun checkIsSupportedDeviceOrFinish(activity: Activity, tag: String): Boolean {
+    if (Build.VERSION.SDK_INT < Build.VERSION_CODES.N) {
+        Log.e(tag, "Sceneform requires Android N or later")
+        Toast.makeText(activity, "Sceneform requires Android N or later", Toast.LENGTH_LONG).show()
+        activity.finish()
+        return false
+    }
+    val openGlVersionString = (activity.getSystemService(Context.ACTIVITY_SERVICE) as ActivityManager)
+        .deviceConfigurationInfo
+        .glEsVersion
+    if (java.lang.Double.parseDouble(openGlVersionString) < MIN_OPENGL_VERSION) {
+        Log.e(tag, "Sceneform requires OpenGL ES 3.0 later")
+        Toast.makeText(activity, "Sceneform requires OpenGL ES 3.0 or later", Toast.LENGTH_LONG)
+            .show()
+        activity.finish()
+        return false
+    }
+    return true
+}
+
+fun buildMaterial(
+    context: Context,
+    color: Color,
+    onSuccess: (material: Material) -> Unit
+) {
+    MaterialFactory
+        .makeOpaqueWithColor(context, color)
+        .thenAccept(onSuccess)
+}
+
+fun buildShape(
+    shape: Shape,
+    material: Material
+): ModelRenderable {
+    val dimension = Vector3(0.1f, 0.1f, 0.1f)
+    return when (shape) {
+        Shape.CUBE -> ShapeFactory
+            .makeCube(dimension, Vector3(0.0f, 0.0f, 0.0f), material)
+        Shape.CYLINDER -> ShapeFactory
+            .makeCylinder(0.1f, 0.3f, Vector3(0.0f, 0.0f, 0.0f), material)
+        Shape.SPHERE -> ShapeFactory
+            .makeSphere(0.1f, dimension, material)
+    }
+}
+
+fun addNodeToScene(arFragment: ArFragment, anchor: Anchor, renderable: Renderable): Node {
+    val anchorNode = AnchorNode(anchor)
+    anchorNode.renderable = renderable
+    arFragment.arSceneView.scene.addChild(anchorNode)
+    return anchorNode
+}
+
+enum class Shape {
+    CUBE,
+    SPHERE,
+    CYLINDER
+}
--- a/collision/app/src/main/res/drawable-v24/ic_launcher_foreground.xml
+++ b/collision/app/src/main/res/drawable-v24/ic_launcher_foreground.xml
@ -0,0 +1,34 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        xmlns:aapt="http://schemas.android.com/aapt"
+        android:width="108dp"
+        android:height="108dp"
+        android:viewportHeight="108"
+        android:viewportWidth="108">
+    <path
+            android:fillType="evenOdd"
+            android:pathData="M32,64C32,64 38.39,52.99 44.13,50.95C51.37,48.37 70.14,49.57 70.14,49.57L108.26,87.69L108,109.01L75.97,107.97L32,64Z"
+            android:strokeColor="#00000000"
+            android:strokeWidth="1">
+        <aapt:attr name="android:fillColor">
+            <gradient
+                    android:endX="78.5885"
+                    android:endY="90.9159"
+                    android:startX="48.7653"
+                    android:startY="61.0927"
+                    android:type="linear">
+                <item
+                        android:color="#44000000"
+                        android:offset="0.0"/>
+                <item
+                        android:color="#00000000"
+                        android:offset="1.0"/>
+            </gradient>
+        </aapt:attr>
+    </path>
+    <path
+            android:fillColor="#FFFFFF"
+            android:fillType="nonZero"
+            android:pathData="M66.94,46.02L66.94,46.02C72.44,50.07 76,56.61 76,64L32,64C32,56.61 35.56,50.11 40.98,46.06L36.18,41.19C35.45,40.45 35.45,39.3 36.18,38.56C36.91,37.81 38.05,37.81 38.78,38.56L44.25,44.05C47.18,42.57 50.48,41.71 54,41.71C57.48,41.71 60.78,42.57 63.68,44.05L69.11,38.56C69.84,37.81 70.98,37.81 71.71,38.56C72.44,39.3 72.44,40.45 71.71,41.19L66.94,46.02ZM62.94,56.92C64.08,56.92 65,56.01 65,54.88C65,53.76 64.08,52.85 62.94,52.85C61.8,52.85 60.88,53.76 60.88,54.88C60.88,56.01 61.8,56.92 62.94,56.92ZM45.06,56.92C46.2,56.92 47.13,56.01 47.13,54.88C47.13,53.76 46.2,52.85 45.06,52.85C43.92,52.85 43,53.76 43,54.88C43,56.01 43.92,56.92 45.06,56.92Z"
+            android:strokeColor="#00000000"
+            android:strokeWidth="1"/>
+</vector>
--- a/collision/app/src/main/res/drawable/ic_launcher_background.xml
+++ b/collision/app/src/main/res/drawable/ic_launcher_background.xml
@ -0,0 +1,74 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector
+        xmlns:android="http://schemas.android.com/apk/res/android"
+        android:height="108dp"
+        android:width="108dp"
+        android:viewportHeight="108"
+        android:viewportWidth="108">
+    <path android:fillColor="#008577"
+          android:pathData="M0,0h108v108h-108z"/>
+    <path android:fillColor="#00000000" android:pathData="M9,0L9,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M19,0L19,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M29,0L29,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M39,0L39,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M49,0L49,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M59,0L59,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M69,0L69,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M79,0L79,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M89,0L89,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M99,0L99,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,9L108,9"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,19L108,19"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,29L108,29"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,39L108,39"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,49L108,49"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,59L108,59"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,69L108,69"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,79L108,79"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,89L108,89"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,99L108,99"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M19,29L89,29"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M19,39L89,39"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M19,49L89,49"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M19,59L89,59"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M19,69L89,69"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M19,79L89,79"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M29,19L29,89"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M39,19L39,89"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M49,19L49,89"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M59,19L59,89"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M69,19L69,89"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M79,19L79,89"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+</vector>
--- a/collision/app/src/main/res/layout/activity_main.xml
+++ b/collision/app/src/main/res/layout/activity_main.xml
@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Copyright (c) 2019, norangebit
+  ~
+  ~ This file is part of collision.
+  ~
+  ~      collision is free software: you can redistribute it and/or modify
+  ~      it under the terms of the GNU General Public License as published by
+  ~      the Free Software Foundation, either version 3 of the License, or
+  ~      (at your option) any later version.
+  ~
+  ~      collision is distributed in the hope that it will be useful,
+  ~      but WITHOUT ANY WARRANTY; without even the implied warranty of
+  ~      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  ~      GNU General Public License for more details.
+  ~
+  ~      You should have received a copy of the GNU General Public License
+  ~      along with collision.  If not, see <http://www.gnu.org/licenses/>
+  ~
+  -->
+
+<android.support.design.widget.CoordinatorLayout
+        xmlns:android="http://schemas.android.com/apk/res/android"
+        xmlns:app="http://schemas.android.com/apk/res-auto"
+        xmlns:tools="http://schemas.android.com/tools"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        tools:context=".MainActivity">
+
+    <include layout="@layout/content_main"/>
+
+</android.support.design.widget.CoordinatorLayout>
--- a/collision/app/src/main/res/layout/content_main.xml
+++ b/collision/app/src/main/res/layout/content_main.xml
@ -0,0 +1,35 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Copyright (c) 2019, norangebit
+  ~
+  ~ This file is part of collision.
+  ~
+  ~      collision is free software: you can redistribute it and/or modify
+  ~      it under the terms of the GNU General Public License as published by
+  ~      the Free Software Foundation, either version 3 of the License, or
+  ~      (at your option) any later version.
+  ~
+  ~      collision is distributed in the hope that it will be useful,
+  ~      but WITHOUT ANY WARRANTY; without even the implied warranty of
+  ~      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  ~      GNU General Public License for more details.
+  ~
+  ~      You should have received a copy of the GNU General Public License
+  ~      along with collision.  If not, see <http://www.gnu.org/licenses/>
+  ~
+  -->
+
+<FrameLayout
+        xmlns:android="http://schemas.android.com/apk/res/android"
+        xmlns:tools="http://schemas.android.com/tools"
+        xmlns:app="http://schemas.android.com/apk/res-auto"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        app:layout_behavior="@string/appbar_scrolling_view_behavior"
+        tools:showIn="@layout/activity_main"
+        tools:context=".MainActivity">
+    <fragment
+            android:layout_width="match_parent"
+            android:layout_height="match_parent" android:name="com.google.ar.sceneform.ux.ArFragment"
+            android:id="@+id/ar_fragment"/>
+</FrameLayout>
--- a/collision/app/src/main/res/menu/menu_main.xml
+++ b/collision/app/src/main/res/menu/menu_main.xml
@ -0,0 +1,9 @@
+<menu xmlns:android="http://schemas.android.com/apk/res/android"
+      xmlns:app="http://schemas.android.com/apk/res-auto"
+      xmlns:tools="http://schemas.android.com/tools"
+      tools:context="it.norangeb.collision.MainActivity">
+    <item android:id="@+id/action_settings"
+          android:title="@string/action_settings"
+          android:orderInCategory="100"
+          app:showAsAction="never"/>
+</menu>
--- a/collision/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml
+++ b/collision/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml
@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@drawable/ic_launcher_background"/>
+    <foreground android:drawable="@drawable/ic_launcher_foreground"/>
+</adaptive-icon>
--- a/collision/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml
+++ b/collision/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml
@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@drawable/ic_launcher_background"/>
+    <foreground android:drawable="@drawable/ic_launcher_foreground"/>
+</adaptive-icon>
--- a/collision/app/src/main/res/mipmap-hdpi/ic_launcher.png
+++ b/collision/app/src/main/res/mipmap-hdpi/ic_launcher.png
--- a/collision/app/src/main/res/mipmap-hdpi/ic_launcher_round.png
+++ b/collision/app/src/main/res/mipmap-hdpi/ic_launcher_round.png
--- a/collision/app/src/main/res/mipmap-mdpi/ic_launcher.png
+++ b/collision/app/src/main/res/mipmap-mdpi/ic_launcher.png
--- a/collision/app/src/main/res/mipmap-mdpi/ic_launcher_round.png
+++ b/collision/app/src/main/res/mipmap-mdpi/ic_launcher_round.png
--- a/collision/app/src/main/res/mipmap-xhdpi/ic_launcher.png
+++ b/collision/app/src/main/res/mipmap-xhdpi/ic_launcher.png
--- a/collision/app/src/main/res/mipmap-xhdpi/ic_launcher_round.png
+++ b/collision/app/src/main/res/mipmap-xhdpi/ic_launcher_round.png
--- a/collision/app/src/main/res/mipmap-xxhdpi/ic_launcher.png
+++ b/collision/app/src/main/res/mipmap-xxhdpi/ic_launcher.png
--- a/collision/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.png
+++ b/collision/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.png
--- a/collision/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png
+++ b/collision/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png
--- a/collision/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.png
+++ b/collision/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.png
--- a/collision/app/src/main/res/values/colors.xml
+++ b/collision/app/src/main/res/values/colors.xml
@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="colorPrimary">#008577</color>
+    <color name="colorPrimaryDark">#00574B</color>
+    <color name="colorAccent">#D81B60</color>
+</resources>
--- a/collision/app/src/main/res/values/dimens.xml
+++ b/collision/app/src/main/res/values/dimens.xml
@ -0,0 +1,3 @@
+<resources>
+    <dimen name="fab_margin">16dp</dimen>
+</resources>
--- a/collision/app/src/main/res/values/strings.xml
+++ b/collision/app/src/main/res/values/strings.xml
@ -0,0 +1,4 @@
+<resources>
+    <string name="app_name">collision</string>
+    <string name="action_settings">Settings</string>
+</resources>
--- a/collision/app/src/main/res/values/styles.xml
+++ b/collision/app/src/main/res/values/styles.xml
@ -0,0 +1,17 @@
+<resources>
+
+    <!-- Base application theme. -->
+    <style name="AppTheme" parent="Theme.AppCompat.Light.DarkActionBar">
+        <!-- Customize your theme here. -->
+        <item name="colorPrimary">@color/colorPrimary</item>
+        <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
+        <item name="colorAccent">@color/colorAccent</item>
+    </style>
+    <style name="AppTheme.NoActionBar">
+        <item name="windowActionBar">false</item>
+        <item name="windowNoTitle">true</item>
+    </style>
+    <style name="AppTheme.AppBarOverlay" parent="ThemeOverlay.AppCompat.Dark.ActionBar"/>
+    <style name="AppTheme.PopupOverlay" parent="ThemeOverlay.AppCompat.Light"/>
+
+</resources>
--- a/collision/app/src/test/java/it/norangeb/collision/ExampleUnitTest.kt
+++ b/collision/app/src/test/java/it/norangeb/collision/ExampleUnitTest.kt
@ -0,0 +1,17 @@
+package it.norangeb.collision
+
+import org.junit.Test
+
+import org.junit.Assert.*
+
+/**
+ * Example local unit test, which will execute on the development machine (host).
+ *
+ * See [testing documentation](http://d.android.com/tools/testing).
+ */
+class ExampleUnitTest {
+    @Test
+    fun addition_isCorrect() {
+        assertEquals(4, 2 + 2)
+    }
+}
--- a/collision/build.gradle
+++ b/collision/build.gradle
@ -0,0 +1,28 @@
+// Top-level build file where you can add configuration options common to all sub-projects/modules.
+
+buildscript {
+    ext.kotlin_version = '1.3.11'
+    repositories {
+        google()
+        jcenter()
+        
+    }
+    dependencies {
+        classpath 'com.android.tools.build:gradle:3.3.0'
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
+        // NOTE: Do not place your application dependencies here; they belong
+        // in the individual module build.gradle files
+    }
+}
+
+allprojects {
+    repositories {
+        google()
+        jcenter()
+        
+    }
+}
+
+task clean(type: Delete) {
+    delete rootProject.buildDir
+}
--- a/collision/gradle.properties
+++ b/collision/gradle.properties
@ -0,0 +1,15 @@
+# Project-wide Gradle settings.
+# IDE (e.g. Android Studio) users:
+# Gradle settings configured through the IDE *will override*
+# any settings specified in this file.
+# For more details on how to configure your build environment visit
+# http://www.gradle.org/docs/current/userguide/build_environment.html
+# Specifies the JVM arguments used for the daemon process.
+# The setting is particularly useful for tweaking memory settings.
+org.gradle.jvmargs=-Xmx1536m
+# When configured, Gradle will run in incubating parallel mode.
+# This option should only be used with decoupled projects. More details, visit
+# http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
+# org.gradle.parallel=true
+# Kotlin code style for this project: "official" or "obsolete":
+kotlin.code.style=official
--- a/collision/gradle/wrapper/gradle-wrapper.jar
+++ b/collision/gradle/wrapper/gradle-wrapper.jar
--- a/collision/gradle/wrapper/gradle-wrapper.properties
+++ b/collision/gradle/wrapper/gradle-wrapper.properties
@ -0,0 +1,6 @@
+#Sun Jan 20 12:24:14 CET 2019
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.10.1-all.zip
--- a/collision/gradlew
+++ b/collision/gradlew
@ -0,0 +1,172 @@
+#!/usr/bin/env sh
+
+##############################################################################
+##
+##  Gradle start up script for UN*X
+##
+##############################################################################
+
+# Attempt to set APP_HOME
+# Resolve links: $0 may be a link
+PRG="$0"
+# Need this for relative symlinks.
+while [ -h "$PRG" ] ; do
+    ls=`ls -ld "$PRG"`
+    link=`expr "$ls" : '.*-> \(.*\)$'`
+    if expr "$link" : '/.*' > /dev/null; then
+        PRG="$link"
+    else
+        PRG=`dirname "$PRG"`"/$link"
+    fi
+done
+SAVED="`pwd`"
+cd "`dirname \"$PRG\"`/" >/dev/null
+APP_HOME="`pwd -P`"
+cd "$SAVED" >/dev/null
+
+APP_NAME="Gradle"
+APP_BASE_NAME=`basename "$0"`
+
+# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+DEFAULT_JVM_OPTS=""
+
+# Use the maximum available, or set MAX_FD != -1 to use that value.
+MAX_FD="maximum"
+
+warn () {
+    echo "$*"
+}
+
+die () {
+    echo
+    echo "$*"
+    echo
+    exit 1
+}
+
+# OS specific support (must be 'true' or 'false').
+cygwin=false
+msys=false
+darwin=false
+nonstop=false
+case "`uname`" in
+  CYGWIN* )
+    cygwin=true
+    ;;
+  Darwin* )
+    darwin=true
+    ;;
+  MINGW* )
+    msys=true
+    ;;
+  NONSTOP* )
+    nonstop=true
+    ;;
+esac
+
+CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
+
+# Determine the Java command to use to start the JVM.
+if [ -n "$JAVA_HOME" ] ; then
+    if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
+        # IBM's JDK on AIX uses strange locations for the executables
+        JAVACMD="$JAVA_HOME/jre/sh/java"
+    else
+        JAVACMD="$JAVA_HOME/bin/java"
+    fi
+    if [ ! -x "$JAVACMD" ] ; then
+        die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+    fi
+else
+    JAVACMD="java"
+    which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+fi
+
+# Increase the maximum file descriptors if we can.
+if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then
+    MAX_FD_LIMIT=`ulimit -H -n`
+    if [ $? -eq 0 ] ; then
+        if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
+            MAX_FD="$MAX_FD_LIMIT"
+        fi
+        ulimit -n $MAX_FD
+        if [ $? -ne 0 ] ; then
+            warn "Could not set maximum file descriptor limit: $MAX_FD"
+        fi
+    else
+        warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
+    fi
+fi
+
+# For Darwin, add options to specify how the application appears in the dock
+if $darwin; then
+    GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
+fi
+
+# For Cygwin, switch paths to Windows format before running java
+if $cygwin ; then
+    APP_HOME=`cygpath --path --mixed "$APP_HOME"`
+    CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
+    JAVACMD=`cygpath --unix "$JAVACMD"`
+
+    # We build the pattern for arguments to be converted via cygpath
+    ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
+    SEP=""
+    for dir in $ROOTDIRSRAW ; do
+        ROOTDIRS="$ROOTDIRS$SEP$dir"
+        SEP="|"
+    done
+    OURCYGPATTERN="(^($ROOTDIRS))"
+    # Add a user-defined pattern to the cygpath arguments
+    if [ "$GRADLE_CYGPATTERN" != "" ] ; then
+        OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
+    fi
+    # Now convert the arguments - kludge to limit ourselves to /bin/sh
+    i=0
+    for arg in "$@" ; do
+        CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
+        CHECK2=`echo "$arg"|egrep -c "^-"`                                 ### Determine if an option
+
+        if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then                    ### Added a condition
+            eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
+        else
+            eval `echo args$i`="\"$arg\""
+        fi
+        i=$((i+1))
+    done
+    case $i in
+        (0) set -- ;;
+        (1) set -- "$args0" ;;
+        (2) set -- "$args0" "$args1" ;;
+        (3) set -- "$args0" "$args1" "$args2" ;;
+        (4) set -- "$args0" "$args1" "$args2" "$args3" ;;
+        (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
+        (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
+        (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
+        (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
+        (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
+    esac
+fi
+
+# Escape application args
+save () {
+    for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
+    echo " "
+}
+APP_ARGS=$(save "$@")
+
+# Collect all arguments for the java command, following the shell quoting and substitution rules
+eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS"
+
+# by default we should be in the correct project dir, but when run from Finder on Mac, the cwd is wrong
+if [ "$(uname)" = "Darwin" ] && [ "$HOME" = "$PWD" ]; then
+  cd "$(dirname "$0")"
+fi
+
+exec "$JAVACMD" "$@"
--- a/collision/gradlew.bat
+++ b/collision/gradlew.bat
@ -0,0 +1,84 @@
+@if "%DEBUG%" == "" @echo off
+@rem ##########################################################################
+@rem
+@rem  Gradle startup script for Windows
+@rem
+@rem ##########################################################################
+
+@rem Set local scope for the variables with windows NT shell
+if "%OS%"=="Windows_NT" setlocal
+
+set DIRNAME=%~dp0
+if "%DIRNAME%" == "" set DIRNAME=.
+set APP_BASE_NAME=%~n0
+set APP_HOME=%DIRNAME%
+
+@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+set DEFAULT_JVM_OPTS=
+
+@rem Find java.exe
+if defined JAVA_HOME goto findJavaFromJavaHome
+
+set JAVA_EXE=java.exe
+%JAVA_EXE% -version >NUL 2>&1
+if "%ERRORLEVEL%" == "0" goto init
+
+echo.
+echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:findJavaFromJavaHome
+set JAVA_HOME=%JAVA_HOME:"=%
+set JAVA_EXE=%JAVA_HOME%/bin/java.exe
+
+if exist "%JAVA_EXE%" goto init
+
+echo.
+echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:init
+@rem Get command-line arguments, handling Windows variants
+
+if not "%OS%" == "Windows_NT" goto win9xME_args
+
+:win9xME_args
+@rem Slurp the command line arguments.
+set CMD_LINE_ARGS=
+set _SKIP=2
+
+:win9xME_args_slurp
+if "x%~1" == "x" goto execute
+
+set CMD_LINE_ARGS=%*
+
+:execute
+@rem Setup the command line
+
+set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
+
+@rem Execute Gradle
+"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS%
+
+:end
+@rem End local scope for the variables with windows NT shell
+if "%ERRORLEVEL%"=="0" goto mainEnd
+
+:fail
+rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
+rem the _cmd.exe /c_ return code!
+if  not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
+exit /b 1
+
+:mainEnd
+if "%OS%"=="Windows_NT" endlocal
+
+:omega
--- a/collision/settings.gradle
+++ b/collision/settings.gradle
@ -0,0 +1 @@
+include ':app'