rajawali 3D renderer

app/build.gradle

@@ -6,8 +6,8 @@ android {
 
     defaultConfig {
         applicationId "mg.rivolink.app.aruco"
-        minSdkVersion 8
-        targetSdkVersion 8
+        minSdkVersion 15
+        targetSdkVersion 21
         versionCode 1
         versionName "1.0"
     }
@@ -22,4 +22,5 @@ android {
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
 	implementation project(':opencv344-contrib')
+	implementation 'org.rajawali3d:rajawali:1.1.970'
 }

app/src/main/java/mg/rivolink/app/aruco/MainActivity.java

@@ -2,14 +2,16 @@
 
 import android.app.Activity;
 import android.os.Bundle;
-import android.view.SurfaceView;
+import android.view.ViewGroup;
 import android.view.WindowManager;
+import android.widget.LinearLayout;
 import android.widget.Toast;
 
 import java.util.ArrayList;
 import java.util.LinkedList;
 import java.util.List;
 
+import mg.rivolink.app.aruco.renderer.Renderer3D;
 import mg.rivolink.app.aruco.utils.CameraParameters;
 
 import org.opencv.android.BaseLoaderCallback;
@@ -26,13 +28,14 @@
 import org.opencv.core.MatOfInt;
 import org.opencv.imgproc.Imgproc;
 
+import org.rajawali3d.view.ISurface;
+import org.rajawali3d.view.SurfaceView;
+
 public class MainActivity extends Activity implements CvCameraViewListener2{
 
 	private Mat cameraMatrix;
 	private Mat distCoeffs;
 
-	private CameraBridgeViewBase camera;
-
 	private Mat rgb;
 	private Mat gray;
 
@@ -44,6 +47,9 @@ public class MainActivity extends Activity implements CvCameraViewListener2{
 	private Dictionary dictionary;
 	private DetectorParameters parameters;
 
+	private Renderer3D renderer;
+	private CameraBridgeViewBase camera;
+
 	private BaseLoaderCallback loaderCallback=new BaseLoaderCallback(this){
         @Override
         public void onManagerConnected(int status){
@@ -78,7 +84,14 @@ protected void onCreate(Bundle savedInstanceState){
         camera=findViewById(R.id.main_camera);
         camera.setVisibility(SurfaceView.VISIBLE);
         camera.setCvCameraViewListener(this);
-    }
+
+		renderer=new Renderer3D(this);
+
+		SurfaceView surface=findViewById(R.id.main_surface);
+		surface.setTransparent(true);
+		surface.setSurfaceRenderer(renderer);
+
+	}
 
 	@Override
     public void onResume(){
@@ -151,3 +164,4 @@ public void onCameraViewStopped(){
 
 }
 
+

app/src/main/java/mg/rivolink/app/aruco/renderer/Renderer3D.java

@@ -0,0 +1,61 @@
+package mg.rivolink.app.aruco.renderer;
+
+import android.content.Context;
+import android.view.MotionEvent;
+
+import org.rajawali3d.Object3D;
+import org.rajawali3d.lights.PointLight;
+import org.rajawali3d.loader.LoaderOBJ;
+import org.rajawali3d.loader.ParsingException;
+import org.rajawali3d.math.vector.Vector3;
+import org.rajawali3d.renderer.Renderer;
+
+import mg.rivolink.app.aruco.R;
+
+public class Renderer3D extends Renderer{
+
+	private Object3D model;
+	private PointLight light;
+
+	public Renderer3D(Context context){
+		super(context);
+		setFrameRate(60);
+	}
+
+	protected void initScene() {
+		light=new PointLight();
+		light.setPosition(0,0,4);
+		light.setPower(3);
+
+		try {
+			LoaderOBJ objParser=new LoaderOBJ(mContext.getResources(),mTextureManager,R.raw.camaro_obj);
+			objParser.parse();
+			model=objParser.getParsedObject();
+			model.setPosition(0,0,-5);
+			model.setRotation(90,90,0);
+			getCurrentScene().addLight(light);
+			getCurrentScene().addChild(model);
+
+
+		} catch(ParsingException e) {
+			e.printStackTrace();
+		}
+	}
+
+	@Override
+	protected void render(long ellapsedRealtime,double deltaTime){
+		super.render(ellapsedRealtime,deltaTime);
+		model.rotate(Vector3.Axis.Y,0.5);
+	}
+
+	@Override
+	public void onOffsetsChanged(float x, float y, float z, float w, int i, int j){
+		// TODO: Implement this method
+	}
+
+	@Override
+	public void onTouchEvent(MotionEvent p1){
+		// TODO: Implement this method
+	}
+
+}

app/src/main/res/layout/main_layout.xml

@@ -1,13 +1,24 @@
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools"
-    xmlns:opencv="http://schemas.android.com/apk/res-auto"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent" >
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout
+	xmlns:android="http://schemas.android.com/apk/res/android"
+	xmlns:app="http://schemas.android.com/apk/res-auto"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent">
 
-    <org.opencv.android.JavaCameraView
+	<org.opencv.android.JavaCameraView
+		android:id="@+id/main_camera"
+		android:layout_width="match_parent"
+		android:layout_height="match_parent"
+		android:layout_centerInParent="true"/>
+
+	<org.rajawali3d.view.SurfaceView
+        android:id="@+id/main_surface"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
-        android:id="@+id/main_camera" />
+		android:layout_centerInParent="true"
+        app:frameRate="60.0"
+        app:renderMode="RENDER_WHEN_DIRTY"/>
+
+</RelativeLayout>
 
-</LinearLayout>
 

app/src/main/res/raw/camaro_mtl

@@ -0,0 +1,12 @@
+# Blender3D MTL File: 
+# Material Count: 1
+newmtl 01_-_Default_CMRO_TEX.TGA
+Ns 96.078431
+Ka 0.000000 0.000000 0.000000
+Kd 0.000000 0.000000 0.000000
+Ks 0.500000 0.500000 0.500000
+Ni 1.000000
+d 1.000000
+illum 2
+map_Kd camaro.jpg
+