Distorted Android

// This file is part of Distorted.                                                               //

//                                                                                               //

// Distorted is free software: you can redistribute it and/or modify                             //

// it under the terms of the GNU General Public License as published by                          //

// Distorted is distributed in the hope that it will be useful,                                  //

// but WITHOUT ANY WARRANTY; without even the implied warranty of                                //

// along with Distorted.  If not, see <http://www.gnu.org/licenses/>.                            //

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

package org.distorted.examples.objecttree;

import org.distorted.examples.R;

import org.distorted.library.effect.FragmentEffectChroma;

import org.distorted.library.effect.VertexEffectScale;

import org.distorted.library.effect.VertexEffectSink;

import org.distorted.library.main.DistortedEffects;

import org.distorted.library.main.DistortedLibrary;

import org.distorted.library.mesh.MeshCubes;

import org.distorted.library.mesh.MeshQuad;

import org.distorted.library.main.DistortedTexture;

import org.distorted.library.type.Dynamic;

import org.distorted.library.type.Dynamic1D;

import org.distorted.library.type.Static3D;

import org.distorted.library.type.Static4D;

import android.content.res.Resources;

import android.graphics.Bitmap;

import android.opengl.GLES31;

import android.opengl.GLSurfaceView;

class ObjectTreeRenderer implements GLSurfaceView.Renderer, DistortedLibrary.ExceptionListener

{

   private static final int NODE_FBO_SIZE = 300;

   private static final int GRID = 10;

   private GLSurfaceView mView;

   private DistortedEffects mEffectsNode, mEffectsGrid;

   private DistortedTexture mLisaTexture, mGridTexture;

   private DistortedScreen mScreen;

   private DistortedNode mRoot;

   private MeshQuad mMeshQuad;

   private MeshCubes mMeshCubes;

   private boolean mDepth;

   private Static3D mScale;

   private float mLisaAspectRatio;

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

   ObjectTreeRenderer(GLSurfaceView v)

      {

      mView   = v;

      mDepth  = true;

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

      Dynamic1D chromaDyn = new Dynamic1D(5000,0.0f);

      mEffectsNode= new DistortedEffects();

      float factor = NODE_FBO_SIZE/(2.0f*GRID);

      mEffectsGrid.apply(scale);

      VertexEffectScale vScale = new VertexEffectScale( new Static3D(GRID,GRID,1) );

      Dynamic1D sinkDyn = new Dynamic1D(3000,0.0f);

      VertexEffectSink sink = new VertexEffectSink(sinkDyn, new Static3D(0,0,0), new Static4D(0,0,0,GRID*0.5f) );

      mEffectsGrid.apply(sink);

      mScreen = new DistortedScreen();

      }

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

   private void setDepthPriv()

     if( mDepth ) mRoot.glEnable (GLES31.GL_DEPTH_TEST);

     mRoot.glDepthMask(mDepth);

     // we can also, to save memory, delete/recreate

     mRoot.enableDepthStencil(mDepth ? DistortedFramebuffer.DEPTH_NO_STENCIL:DistortedFramebuffer.NO_DEPTH_NO_STENCIL);

     }

      }

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

   public void onDrawFrame(GL10 glUnused)

      {

      mScreen.render(System.currentTimeMillis());

      }

   public void onSurfaceChanged(GL10 glUnused, int width, int height)

      {

      float factor= Math.min(width/mLisaAspectRatio, height);

      mScale.set( factor,factor,factor );

      mScreen.resize(width, height);

      }

   public void onSurfaceCreated(GL10 glUnused, EGLConfig config)

      {

      Resources res = mView.getContext().getResources();

      InputStream isLisa = res.openRawResource(R.raw.monalisa);

      Bitmap bitmapLisa, bitmapGrid;

        bitmapLisa = BitmapFactory.decodeStream(isLisa);

        } 

          isLisa.close();

          } 

      mLisaAspectRatio = ((float)bitmapLisa.getWidth())/bitmapLisa.getHeight();

      if( mLisaTexture==null ) mLisaTexture = new DistortedTexture();

      mLisaTexture.setTexture(bitmapLisa);

      final Static4D mapFB = new Static4D(0.0f,0.0f,1.0f     ,1.0f     );

      if( mMeshQuad ==null ) mMeshQuad = new MeshQuad();

      if( mMeshCubes==null ) mMeshCubes= new MeshCubes(GRID,GRID,1, mapFB, mapFB, mapLR, mapLR, mapTB, mapTB);

      mRoot = new DistortedNode(mLisaTexture, mEffectsNode, mMeshQuad);

      setDepthPriv();

      mScreen.detachAll();

      VertexEffectScale.enable();

      VertexEffectSink.enable();

      DistortedLibrary.onCreate(mView.getContext(), this);

      }