Distorted Android

///////////////////////////////////////////////////////////////////////////////////////////////////

// Copyright 2016 Leszek Koltunski                                                               //

//                                                                                               //

// the Free Software Foundation, either version 2 of the License, or                             //

// (at your option) any later version.                                                           //

//                                                                                               //

// 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                             //

import android.content.Context;

import android.content.pm.ConfigurationInfo;

import android.content.res.Resources;

import android.graphics.BitmapFactory;

import android.opengl.EGL14;

import android.opengl.EGLSurface;

import android.util.Log;

import android.view.Surface;

import android.view.SurfaceHolder;

import android.view.SurfaceView;

import org.distorted.library.effect.VertexEffectDistort;

import org.distorted.library.main.DistortedScreen;

import org.distorted.library.type.Static4D;

import java.io.IOException;

import java.io.InputStream;

///////////////////////////////////////////////////////////////////////////////////////////////////

  private static final String TAG = "RenderThread";

  // Object must be created on render thread to get correct Looper, but is used from

  // UI thread, so we need to declare it volatile to ensure the UI thread sees a fully

  // constructed object.

  private volatile RenderHandler mHandler;

  // Used to wait for the thread to start.

  private final DistortedEffects mEffects;

  private final DistortedScreen mScreen;

  private final SurfaceView mView;

  private final Resources mResources;

  private EGLSurface eglSurface;

  private static boolean resourcesCreated = false;

///////////////////////////////////////////////////////////////////////////////////////////////////

    mSurfaceHolder = holder;

    mView = view;

    Static3D pRight= new Static3D( (176-320*0.5f)/320.0f, (111-366*0.5f)/366.0f, 0);

    Static4D rRight= new Static4D(  10/320.0f,  5/366.0f, 0, 25/320.0f);

    Dynamic3D dRight= new Dynamic3D(1000,0.0f);

    dLeft.add( new Static3D(-20/320.0f, 20/366.0f, 0) );

    dRight.add( new Static3D( 20/320.0f, 10/366.0f, 0) );

    mEffects.apply( new VertexEffectDistort(dRight, pRight, rRight) );

    mScale= new Static3D(1,1,1);

    mEffects.apply(new MatrixEffectScale(mScale));

  static void setResourcesCreated()

    {

    resourcesCreated = false;

    }

  private static void checkGlError(String op)

    {

      String msg = op + ": glError 0x" + Integer.toHexString(error);

      Log.e(TAG, msg);

///////////////////////////////////////////////////////////////////////////////////////////////////

  public void run()

    {

    Looper.prepare();

    mHandler = new RenderHandler(this);

    eglCore = new EglCore(null, EglCore.FLAG_RECORDABLE | EglCore.FLAG_TRY_GLES3);

    synchronized (mStartLock)

      {

      mReady = true;

      mStartLock.notify();    // signal waitUntilReady()

      }

    Looper.loop();

    Log.d(TAG, "looper quit");

    checkGlError("releaseGl start");

    if (eglSurface != null)

      {

      eglCore.releaseSurface(eglSurface);

      eglSurface = EGL14.EGL_NO_SURFACE;

      }

    checkGlError("releaseGl done");

    eglCore.makeNothingCurrent();

    eglCore.release();

    synchronized (mStartLock)

      {

      mReady = false;

      }

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

    synchronized (mStartLock)

      {

      while (!mReady)

        {

        try

          {

          mStartLock.wait();

          }

      }

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

    {

    Log.d(TAG, "shutdown");

    Looper.myLooper().quit();

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

    return mHandler;

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

    {

    eglSurface = eglCore.createWindowSurface(surface);

    eglCore.makeCurrent(eglSurface);

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  void surfaceChanged(int width, int height)

    {

    Log.d(TAG, "surfaceChanged " + width + "x" + height);

    else               mScale.set( height/mBmpRatio, height, 1 );

    mScreen.resize(width, height);

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

    resourcesCreated = true;

    Bitmap bmp;

    try

      {

      bmp = BitmapFactory.decodeStream(is);

      }

    finally

      {

      try

        {

        is.close();

        }

///////////////////////////////////////////////////////////////////////////////////////////////////

      android.util.Log.e("Thread", "Got here after onPaused- ignoring frame draw call!!");

      return;

      }

    // Then surfaceCreated/changed is not called

    if( !resourcesCreated )

      {

      Log.e("Thread", "resources not created!!");

      createResources();

      }

    }

  public void distortedException(Exception ex)

    {

    android.util.Log.e("SurfaceView", ex.getMessage() );

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  public InputStream localFile(int fileID)

    {

    return mResources.openRawResource(fileID);

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  public void logMessage(String message)

    {

    android.util.Log.e("SurfaceView", message );

    }