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///////////////////////////////////////////////////////////////////////////////////////////////////
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// Copyright 2016 Leszek Koltunski //
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// //
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// This file is part of Distorted. //
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// //
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// Distorted is free software: you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation, either version 2 of the License, or //
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// (at your option) any later version. //
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// //
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// Distorted is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with Distorted. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////////////////////
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Leszek Koltunski
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package org.distorted.examples.effects3d;
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import android.graphics.Bitmap;
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import android.graphics.BitmapFactory;
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import android.opengl.GLES20;
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import android.opengl.GLSurfaceView;
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import org.distorted.examples.R;
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import org.distorted.library.Distorted;
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import org.distorted.library.DistortedBitmap;
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import org.distorted.library.DistortedObject;
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import org.distorted.library.EffectTypes;
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import org.distorted.library.type.Dynamic3D;
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import org.distorted.library.type.DynamicQuat;
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import org.distorted.library.type.Static3D;
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import org.distorted.library.type.Static4D;
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import java.io.IOException;
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import java.io.InputStream;
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import javax.microedition.khronos.egl.EGLConfig;
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import javax.microedition.khronos.opengles.GL10;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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class Effects3DRenderer implements GLSurfaceView.Renderer
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{
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private GLSurfaceView mView;
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private DistortedObject mObject;
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private DistortedBitmap mBackground;
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private DistortedBitmap mCenter;
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private DistortedBitmap mRegion;
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private int mObjWidth, mObjHeight, mObjDepth;
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private DynamicQuat mQuatInt1, mQuatInt2;
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private Dynamic3D mCenterInter, mRegionInter;
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private Static3D mCenterPoint, mRegionPoint;
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private Dynamic3D mRegionScaleInter;
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private Static3D mRegionScalePoint;
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private float mFactorObj, mFactorReg;
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Static4D mQuat1, mQuat2;
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int mScreenMin;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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Effects3DRenderer(GLSurfaceView v)
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{
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mView = v;
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mObject = ((Effects3DActivity)v.getContext()).getObject();
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mBackground = new DistortedBitmap(100, 100, 1);
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mCenter = new DistortedBitmap(100, 100, 1);
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mRegion = new DistortedBitmap(100, 100, 1);
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mObjWidth = mObject.getWidth();
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mObjHeight= mObject.getHeight();
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mObjDepth = mObject.getDepth();
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mQuat1 = new Static4D(0,0,0,1); // unity
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mQuat2 = new Static4D(0,0,0,1); // quaternions
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mQuatInt1 = new DynamicQuat(0,0.5f);
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mQuatInt2 = new DynamicQuat(0,0.5f);
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mQuatInt1.add(mQuat1);
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mQuatInt2.add(mQuat2);
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mCenterInter= new Dynamic3D();
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mCenterPoint= new Static3D(0,0,0);
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mCenterInter.add(mCenterPoint);
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mRegionInter= new Dynamic3D();
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mRegionPoint= new Static3D(0,0,0);
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mRegionInter.add(mRegionPoint);
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mRegionScaleInter = new Dynamic3D();
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mRegionScalePoint = new Static3D(0,0,0);
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mRegionScaleInter.add(mRegionScalePoint);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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void setCenter(float x, float y)
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{
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mCenterPoint.set(mFactorObj*x,mFactorObj*y,0);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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void setRegion(float x, float y, float r)
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{
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mFactorReg = 2*mFactorObj*r/mRegion.getWidth();
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mRegionPoint.set(mFactorObj*x,mFactorObj*y,0);
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mRegionScalePoint.set(mFactorReg,mFactorReg,mFactorReg);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public void onDrawFrame(GL10 glUnused)
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{
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GLES20.glClear( GLES20.GL_DEPTH_BUFFER_BIT | GLES20.GL_COLOR_BUFFER_BIT);
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long time = System.currentTimeMillis();
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mBackground.draw(time);
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mObject.draw(time);
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if( Effects3DActivity.supportsCenter() )
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{
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mCenter.draw(time);
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if( Effects3DActivity.supportsRegion() ) mRegion.draw(time);
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}
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public void onSurfaceChanged(GL10 glUnused, int width, int height)
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{
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mScreenMin = width<height ? width:height;
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mObject.abortEffects(EffectTypes.MATRIX);
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mBackground.abortEffects(EffectTypes.MATRIX);
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mCenter.abortEffects(EffectTypes.MATRIX);
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mRegion.abortEffects(EffectTypes.MATRIX);
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float factorCen;
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int centerSize = mCenter.getWidth();
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int regionSize = mRegion.getWidth();
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if( width*mObjHeight > height*mObjWidth ) // screen is more 'horizontal' than the Object
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{
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mFactorObj = (0.80f*height)/mObjHeight;
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factorCen = (0.08f*height)/centerSize;
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}
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else
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{
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mFactorObj = (0.80f*width)/mObjWidth;
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factorCen = (0.08f*width)/centerSize;
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}
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Effects3DActivity act = (Effects3DActivity)mView.getContext();
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mCenterPoint.set(mFactorObj*act.getCenterX(),mFactorObj*act.getCenterY(),0);
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mRegionPoint.set(mFactorObj*act.getRegionX(),mFactorObj*act.getRegionY(),0);
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mFactorReg = 2*mFactorObj*act.getRegionR()/regionSize;
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mRegionScalePoint.set(mFactorReg,mFactorReg,mFactorReg);
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Static3D rotateObj = new Static3D(mObjWidth/2,mObjHeight/2, 0);
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mObject.move( new Static3D( (width-mFactorObj*mObjWidth)/2 , (height-mFactorObj*mObjHeight)/2 , 0) );
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mObject.scale(mFactorObj);
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mObject.quaternion(mQuatInt1, rotateObj);
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mObject.quaternion(mQuatInt2, rotateObj);
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Static3D rotateCen = new Static3D(width/2,height/2, 0);
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mCenter.quaternion(mQuatInt1, rotateCen);
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mCenter.quaternion(mQuatInt2, rotateCen);
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mCenter.move( new Static3D( (width -factorCen*centerSize-mFactorObj*mObjWidth )/2 ,
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(height-factorCen*centerSize-mFactorObj*mObjHeight)/2 , mFactorObj*mObjDepth/2+10) );
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mCenter.move(mCenterInter);
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mCenter.scale(factorCen);
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mRegion.quaternion(mQuatInt1, rotateCen);
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mRegion.quaternion(mQuatInt2, rotateCen);
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mRegion.move( new Static3D( (width -mFactorObj*mObjWidth )/2 ,
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(height-mFactorObj*mObjHeight)/2 , mFactorObj*mObjDepth/2+12) );
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mRegion.move(mCenterInter);
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mRegion.move(mRegionInter);
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mRegion.scale(mRegionScaleInter);
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mRegion.move( new Static3D( -regionSize/2 , -regionSize/2 , 0) );
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int backgroundSize = mBackground.getWidth();
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float factorBackX = ((float)width)/backgroundSize;
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float factorBackY = ((float)height)/backgroundSize;
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mBackground.move(new Static3D( -width/2, -height/2,-mFactorObj*(mObjWidth+mObjHeight)/2) );
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mBackground.scale(new Static3D(2*factorBackX, 2*factorBackY, 1.0f) );
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Distorted.onSurfaceChanged(width, height);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public void onSurfaceCreated(GL10 glUnused, EGLConfig config)
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{
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GLES20.glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
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Effects3DActivity act = (Effects3DActivity)mView.getContext();
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InputStream is1 = act.getResources().openRawResource(R.raw.water);
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InputStream is2 = act.getResources().openRawResource(R.raw.center);
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InputStream is3 = act.getResources().openRawResource(R.raw.region);
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Bitmap bitmap1,bitmap2,bitmap3;
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try
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{
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bitmap1 = BitmapFactory.decodeStream(is1);
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bitmap2 = BitmapFactory.decodeStream(is2);
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bitmap3 = BitmapFactory.decodeStream(is3);
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}
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finally
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{
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try
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{
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is1.close();
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is2.close();
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is3.close();
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}
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catch(IOException e) { }
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}
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mObject.setBitmap( act.getBitmap() );
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mBackground.setBitmap(bitmap1);
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mCenter.setBitmap(bitmap2);
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mRegion.setBitmap(bitmap3);
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try
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{
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| 244 |
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Distorted.onSurfaceCreated(mView.getContext());
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| 245 |
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}
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catch(Exception ex)
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| 247 |
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{
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| 248 |
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android.util.Log.e("Effects3D", ex.getMessage() );
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| 249 |
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}
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| 250 |
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}
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| 251 |
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}
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