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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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Leszek Koltunski
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// along with Distorted. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////////////////////
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package org.distorted.examples.earth;
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import android.graphics.Bitmap;
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import android.graphics.BitmapFactory;
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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.effect.Effect;
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import org.distorted.library.effect.EffectName;
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import org.distorted.library.effect.EffectType;
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import org.distorted.library.effect.FragmentEffectAlpha;
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import org.distorted.library.effect.FragmentEffectBrightness;
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import org.distorted.library.effect.FragmentEffectChroma;
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import org.distorted.library.effect.FragmentEffectContrast;
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import org.distorted.library.effect.FragmentEffectSaturation;
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import org.distorted.library.effect.MatrixEffectMove;
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import org.distorted.library.effect.MatrixEffectQuaternion;
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import org.distorted.library.effect.MatrixEffectScale;
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import org.distorted.library.effect.VertexEffectDeform;
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import org.distorted.library.effect.VertexEffectDistort;
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import org.distorted.library.effect.VertexEffectPinch;
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import org.distorted.library.effect.VertexEffectSink;
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import org.distorted.library.effect.VertexEffectSwirl;
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import org.distorted.library.effect.VertexEffectWave;
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import org.distorted.library.main.DistortedLibrary;
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import org.distorted.library.main.DistortedEffects;
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import org.distorted.library.main.DistortedScreen;
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import org.distorted.library.main.DistortedTexture;
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import org.distorted.library.mesh.MeshBase;
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import org.distorted.library.mesh.MeshSphere;
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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.Static1D;
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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 org.distorted.library.type.Static5D;
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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 EarthRenderer implements GLSurfaceView.Renderer
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{
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private static final int SIZE = 500;
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private static final int RADIUS_V= SIZE/ 8;
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private static final int RADIUS_F= SIZE/15;
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private static final int LEVEL = 40;
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private static final float FOV = 30.0f;
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private static final float NEAR = 0.1f;
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private static final int MAX_EFF = 20;
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private static final float SCALE = 1.10f;
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private GLSurfaceView mView;
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private DistortedTexture mTexture;
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private DistortedEffects mEffects;
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private MeshBase mMesh;
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private DistortedScreen mScreen;
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private int mObjWidth, mObjHeight, mObjDepth;
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private Static3D mMove, mScaleFactor, mCenter;
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private int mScrWidth, mScrHeight;
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private float mLevel;
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private Static3D mColor;
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private Static3D mRegionF;
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private Static4D mRegionV;
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private Static1D mStrength;
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private Static3D mPinch;
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private Static1D mSwirl;
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Static4D mQuat1, mQuat2;
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int mScreenMin;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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EarthRenderer(GLSurfaceView v)
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{
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mView = v;
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mLevel = SCALE;
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mStrength = new Static1D(0.5f);
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mColor = new Static3D(255,0,0);
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mRegionF = new Static3D(RADIUS_F,RADIUS_F,RADIUS_F);
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mRegionV = new Static4D(0,0,0,RADIUS_V);
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mMove = new Static3D(0,0,0);
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mScaleFactor= new Static3D(1,1,1);
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mCenter = new Static3D(0,0,0);
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mPinch = new Static3D(0.5f,0.0f,0.0f);
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mSwirl = new Static1D(45.0f);
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Dynamic3D scale = new Dynamic3D(0,0.5f);
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scale.add(mScaleFactor);
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mMesh = new MeshSphere(LEVEL);
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mTexture = new DistortedTexture();
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mObjWidth = mObjHeight = mObjDepth = SIZE;
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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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DynamicQuat quatInt1 = new DynamicQuat(0,0.5f);
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DynamicQuat quatInt2 = new DynamicQuat(0,0.5f);
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quatInt1.add(mQuat1);
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quatInt2.add(mQuat2);
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mEffects = new DistortedEffects(SIZE,SIZE,SIZE);
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mEffects.apply( new MatrixEffectQuaternion(quatInt2, mCenter) );
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mEffects.apply( new MatrixEffectQuaternion(quatInt1, mCenter) );
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mEffects.apply( new MatrixEffectScale(scale));
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mEffects.apply( new MatrixEffectMove(mMove) );
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mScreen = new DistortedScreen();
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mScreen.setProjection(FOV, NEAR);
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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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mScreen.render( System.currentTimeMillis() );
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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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mScrWidth = width;
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mScrHeight= height;
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mScreenMin= width<height ? width:height;
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adjustFactor();
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mCenter.set( (float)mObjWidth/2, (float)mObjHeight/2, (float)mObjDepth/2 );
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mScreen.resize(width, height);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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void setLevel(int level)
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{
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float N=3.0f;
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// MAP: 0--> SCALE/N 50-->SCALE 100->SCALE*N
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mLevel = SCALE* (1.0f+ (level>=50 ? N-1 : (N-1)/N) * (level-50)/50.0f);
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adjustFactor();
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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private void adjustFactor()
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{
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float xW = (float)mScrWidth /mObjWidth;
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float xH = (float)mScrHeight/mObjHeight;
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float factor = xW>xH ? mLevel*xH : mLevel*xW;
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mMove.set( (mScrWidth-factor*mObjWidth)/2 , (mScrHeight-factor*mObjHeight)/2 , -factor*mObjDepth );
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mScaleFactor.set(factor,factor,factor);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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void addNewPoint(float longitude, float latitude, EffectName name)
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{
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final float CORR = 10.0F;
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Static3D vector;
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Effect effect =null;
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double sinLON = Math.sin(longitude);
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double cosLON = Math.cos(longitude);
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double sinLAT = Math.sin(latitude);
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double cosLAT = Math.cos(latitude);
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float x = (float)(sinLON*cosLAT)/2.0f;
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float y = (float) sinLAT /2.0f;
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float z = (float)(cosLON*cosLAT)/2.0f;
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Static3D center = new Static3D( (0.5f+x)*mObjWidth, (0.5f+y)*mObjHeight, (0.5f+z)*mObjDepth);
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switch(name)
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{
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case DISTORT : vector = new Static3D( +x*mObjWidth/CORR, +y*mObjHeight/CORR, +z*mObjDepth/CORR);
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effect = new VertexEffectDistort( vector, center, mRegionV); break;
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case DEFORM : vector = new Static3D( +x*mObjWidth/CORR, +y*mObjHeight/CORR, +z*mObjDepth/CORR);
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effect = new VertexEffectDeform ( vector, center, mRegionV); break;
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case SINK : effect = new VertexEffectSink (mStrength, center, mRegionV); break;
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case PINCH : float lat = latitude>0 ? (float)(-Math.PI/2 + latitude) : (float)(Math.PI/2 + latitude);
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float lon = longitude;
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float latInDegrees = (float)(lat*180.0f/Math.PI);
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float lonInDegrees = (float)(lon*180.0f/Math.PI);
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mPinch.set1(latInDegrees);
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mPinch.set2(lonInDegrees);
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effect = new VertexEffectPinch (mPinch , center, mRegionV); break;
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case SWIRL : effect = new VertexEffectSwirl (mSwirl , center, mRegionV); break; // SWIRL & WAVE are not really fully
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case WAVE : Static5D wave = new Static5D( RADIUS_V/2, RADIUS_V/2, 0, 90-latitude, 90); // 3D effects. They will not look
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effect = new VertexEffectWave (wave , center, mRegionV); break; // good everywhere on the sphere.
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case ALPHA : effect = new FragmentEffectAlpha (mStrength, center, mRegionF, false); break;
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case SMOOTH_ALPHA : effect = new FragmentEffectAlpha (mStrength, center, mRegionF, true ); break;
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case CHROMA : effect = new FragmentEffectChroma (mStrength, mColor,center, mRegionF, false); break;
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case SMOOTH_CHROMA : effect = new FragmentEffectChroma (mStrength, mColor,center, mRegionF, true ); break;
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case BRIGHTNESS : effect = new FragmentEffectBrightness(mStrength, center, mRegionF, false); break;
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case SMOOTH_BRIGHTNESS: effect = new FragmentEffectBrightness(mStrength, center, mRegionF, true ); break;
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case SATURATION : effect = new FragmentEffectSaturation(mStrength, center, mRegionF, false); break;
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case SMOOTH_SATURATION: effect = new FragmentEffectSaturation(mStrength, center, mRegionF, true ); break;
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case CONTRAST : effect = new FragmentEffectContrast (mStrength, center, mRegionF, false); break;
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case SMOOTH_CONTRAST : effect = new FragmentEffectContrast (mStrength, center, mRegionF, true ); break;
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default : android.util.Log.e("EarthRenderer", "unexpected effect: "+name.toString() );
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}
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| 238 |
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if( effect!=null )
|
| 240 |
|
|
{
|
| 241 |
|
|
mEffects.apply(effect);
|
| 242 |
|
|
}
|
| 243 |
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|
Leszek Koltunski
|
}
|
| 244 |
|
|
|
| 245 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 246 |
|
|
|
| 247 |
|
|
void removeAll()
|
| 248 |
|
|
{
|
| 249 |
|
|
mEffects.abortByType(EffectType.VERTEX);
|
| 250 |
|
|
mEffects.abortByType(EffectType.FRAGMENT);
|
| 251 |
|
|
}
|
| 252 |
|
|
|
| 253 |
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|
Leszek Koltunski
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 254 |
|
|
|
| 255 |
|
|
public void onSurfaceCreated(GL10 glUnused, EGLConfig config)
|
| 256 |
|
|
{
|
| 257 |
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|
Leszek Koltunski
|
InputStream is = mView.getContext().getResources().openRawResource(R.raw.world);
|
| 258 |
|
|
Bitmap bitmap;
|
| 259 |
|
|
|
| 260 |
|
|
try
|
| 261 |
|
|
{
|
| 262 |
|
|
bitmap = BitmapFactory.decodeStream(is);
|
| 263 |
|
|
}
|
| 264 |
|
|
finally
|
| 265 |
|
|
{
|
| 266 |
|
|
try
|
| 267 |
|
|
{
|
| 268 |
|
|
is.close();
|
| 269 |
|
|
}
|
| 270 |
|
|
catch(IOException e) { }
|
| 271 |
|
|
}
|
| 272 |
64558e4e
|
Leszek Koltunski
|
|
| 273 |
9814e53c
|
Leszek Koltunski
|
mTexture.setTexture(bitmap);
|
| 274 |
fe59d375
|
Leszek Koltunski
|
|
| 275 |
|
|
mScreen.detachAll();
|
| 276 |
|
|
mScreen.attach(mTexture,mEffects,mMesh);
|
| 277 |
|
|
|
| 278 |
b88ec561
|
Leszek Koltunski
|
Effect.enableEffects(EffectType.FRAGMENT);
|
| 279 |
|
|
Effect.enableEffects(EffectType.VERTEX);
|
| 280 |
|
|
|
| 281 |
e3900503
|
Leszek Koltunski
|
DistortedLibrary.setMax(EffectType.VERTEX , MAX_EFF);
|
| 282 |
|
|
DistortedLibrary.setMax(EffectType.FRAGMENT, MAX_EFF);
|
| 283 |
676c14da
|
Leszek Koltunski
|
|
| 284 |
427ab7bf
|
Leszek Koltunski
|
try
|
| 285 |
|
|
{
|
| 286 |
e3900503
|
Leszek Koltunski
|
DistortedLibrary.onCreate(mView.getContext());
|
| 287 |
427ab7bf
|
Leszek Koltunski
|
}
|
| 288 |
|
|
catch(Exception ex)
|
| 289 |
|
|
{
|
| 290 |
64558e4e
|
Leszek Koltunski
|
android.util.Log.e("Earth", ex.getMessage() );
|
| 291 |
427ab7bf
|
Leszek Koltunski
|
}
|
| 292 |
|
|
}
|
| 293 |
|
|
}
|