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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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package org.distorted.examples.meshfile;
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import android.content.Context;
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import android.content.res.Resources;
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import android.graphics.Bitmap;
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import android.graphics.Canvas;
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import android.graphics.Paint;
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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.EffectType;
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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.VertexEffectDisappear;
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import org.distorted.library.main.DistortedEffects;
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import org.distorted.library.main.DistortedLibrary;
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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.MeshBandedTriangle;
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import org.distorted.library.mesh.MeshBase;
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import org.distorted.library.mesh.MeshFile;
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import org.distorted.library.mesh.MeshMultigon;
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import org.distorted.library.mesh.MeshPolygon;
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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 org.distorted.objectlib.helpers.FactoryCubit;
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import org.distorted.objectlib.helpers.ObjectFaceShape;
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import org.distorted.objectlib.helpers.ObjectShape;
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import java.io.DataInputStream;
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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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import static org.distorted.examples.meshfile.MeshFileActivity.MULTIGON;
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import static org.distorted.examples.meshfile.MeshFileActivity.POLYGON;
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import static org.distorted.examples.meshfile.MeshFileActivity.PROCEDURAL;
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import static org.distorted.examples.meshfile.MeshFileActivity.TRIANGLE;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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class MeshFileRenderer implements GLSurfaceView.Renderer, DistortedLibrary.LibraryUser
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{
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private static final float SQ3 = (float)Math.sqrt(3);
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private final float DEFAULT_SCALE = 0.3f;
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private final GLSurfaceView mView;
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private final Resources mResources;
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private final DistortedScreen mScreen;
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private final DistortedEffects mEffects;
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private final Static3D mScale;
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private DistortedTexture mTexture;
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private MeshBase mMesh;
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private long mTime;
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private float mCurrentScale;
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private boolean mNormals;
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Static4D mQuat1, mQuat2;
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int mScreenMin;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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MeshFileRenderer(GLSurfaceView v)
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{
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mView = v;
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mResources = v.getResources();
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mScreen = new DistortedScreen();
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mScale= new Static3D(1,1,1);
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Static3D center=new Static3D(0,0,0);
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mCurrentScale = DEFAULT_SCALE;
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mNormals = false;
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mQuat1 = new Static4D(0,0,0,1);
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mQuat2 = new Static4D(0,0,0,1);
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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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VertexEffectDisappear disappear = new VertexEffectDisappear();
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disappear.setMeshAssociation(1,-1);
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mEffects = new DistortedEffects();
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mEffects.apply( new MatrixEffectQuaternion(quatInt2, center) );
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mEffects.apply( new MatrixEffectQuaternion(quatInt1, center) );
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mEffects.apply( new MatrixEffectScale(mScale));
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mEffects.apply( disappear );
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mScreen.glClearColor(1.0f, 1.0f, 1.0f, 1.0f);
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mScreen.showFPS();
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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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mScreenMin = Math.min(width, height);
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float factor = mCurrentScale*mScreenMin;
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mScale.set(factor,factor,factor);
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mScreen.resize(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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if( mTexture==null ) mTexture = new DistortedTexture();
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Effect.enableEffects(EffectType.VERTEX);
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DistortedLibrary.setMax(EffectType.VERTEX, 20);
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DistortedLibrary.needTransformFeedback();
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DistortedLibrary.onSurfaceCreated(this);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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// 0 ---> 0
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// 50 ---> DEFAULT_SCALE
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// 100 ---> 4*DEFAULT_SCALE
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void setScale(int scale)
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{
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if( scale<= 50 )
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{
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mCurrentScale = DEFAULT_SCALE * scale / 50.0f;
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}
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else
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{
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mCurrentScale = DEFAULT_SCALE * ( 3*(scale/50.0f) - 2.0f);
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}
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float factor = mCurrentScale*mScreenMin;
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mScale.set(factor,factor,factor);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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void flipNormals()
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{
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mNormals = !mNormals;
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if( mMesh!=null ) mMesh.setShowNormals(mNormals);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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void open(int resourceID)
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{
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if( mTexture==null ) mTexture = new DistortedTexture();
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mTexture.setTexture( createTexture(resourceID) );
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long t1 = System.currentTimeMillis();
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if( resourceID==PROCEDURAL )
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{
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createMesh();
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}
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else if( resourceID==POLYGON )
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{
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createPolygon();
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}
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else if( resourceID==MULTIGON )
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{
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createMultigon();
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}
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else if( resourceID==TRIANGLE )
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{
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createTriangle();
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}
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else
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{
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openMesh(resourceID);
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}
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long t2 = System.currentTimeMillis();
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mTime = t2-t1;
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mScreen.detachAll();
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mScreen.attach(mTexture,mEffects,mMesh);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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private Bitmap createTexture(int resourceID)
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{
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TextureFactory factory = TextureFactory.getInstance();
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float[] vertices;
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int[] colors;
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float F = 0.5f;
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float E = SQ3/2;
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if( resourceID == R.raw.deferredjob || resourceID == R.raw.meshjoin ||
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resourceID == PROCEDURAL || resourceID == POLYGON ||
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resourceID == MULTIGON || resourceID == TRIANGLE ||
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resourceID == R.raw.predeform ) return createWhiteTexture();
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if( resourceID == R.raw.cube2 ||
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resourceID == R.raw.cube3 ||
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resourceID == R.raw.cube4 ||
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resourceID == R.raw.cube5 )
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{
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colors = new int[] { 0xffffff00, 0xffffffff, 0xff0000ff, 0xff00ff00, 0xffff0000, 0xffb5651d };
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vertices = new float[] { -F,-F, +F,-F, +F,+F, -F,+F};
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return factory.createTexture(vertices,colors,0.10f, 0.10f, true);
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}
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if( resourceID == R.raw.pyra3 ||
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resourceID == R.raw.pyra4 ||
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resourceID == R.raw.pyra5 )
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{
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colors = new int[] { 0xffffff00, 0xff00ff00, 0xff0000ff, 0xffff0000 };
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vertices = new float[] { -F,-E/3, +F,-E/3, 0.0f,2*E/3};
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return factory.createTexture(vertices,colors,0.05f, 0.05f, true);
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}
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if( resourceID == R.raw.dino )
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{
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colors = new int[] { 0xffffff00, 0xffffffff, 0xff0000ff, 0xff00ff00, 0xffff0000, 0xffb5651d };
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vertices = new float[] { -F,F/3, 0,-2*F/3, +F,F/3 };
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return factory.createTexture(vertices,colors,0.05f, 0.03f, true);
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}
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if( resourceID == R.raw.skewb )
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{
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colors = new int[] { 0xffffff00, 0xffffffff, 0xff0000ff, 0xff00ff00, 0xffff0000, 0xffb5651d };
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vertices = new float[] { -F+F/4,F/4, F/4,-F+F/4, F/4,F/4};
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return factory.createTexture(vertices,colors,0.05f, 0.08f, true);
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}
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return null;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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private Bitmap createWhiteTexture()
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{
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int SIZE = 1;
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Bitmap bitmap = Bitmap.createBitmap(SIZE,SIZE, Bitmap.Config.ARGB_8888);
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Canvas canvas = new Canvas(bitmap);
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Paint paint = new Paint();
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paint.setColor(0xffffff55);
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paint.setStyle(Paint.Style.FILL);
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canvas.drawRect(0, 0, SIZE, SIZE, paint);
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return bitmap;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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private void createTriangle()
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{
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float[] vL = {-1.0f, -0.5f};
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float[] vR = { 1.0f, -0.5f};
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float[] vT = { 0.0f, 1.0f};
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float C = 2f;
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float[] bands = { 1.0f, 0.00f*C, /*0.9f, 0.05f*C,*/ 0.8f, 0.06f*C, 0.5f, 0.09f*C, 0.0f, 0.10f*C};
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float[] normL = { vL[0]-vT[0], vL[1]-vT[1] };
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float[] normR = { vR[0]-vT[0], vR[1]-vT[1] };
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int mode = MeshBandedTriangle.MODE_NORMAL;
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int extraBands = 2;
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int extraVertices = 1;
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mMesh = new MeshBandedTriangle(vL,vR,vT,bands,normL,normR,mode,extraBands,extraVertices);
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mMesh.setEffectAssociation(0,0,0);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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private void createPolygon()
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{
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float A = 0.5f;
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float B = 0.04f;
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int extraIndex = 0;
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int extraVertices = 0;
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float[][] vertices = { {-A,-A}, {A,-A}, {A,A}, {-A,A} };
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float C = 2f;
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float[] bands = { 1.0f, 0.00f*C, 0.9f, 0.04f*C, 0.8f, 0.07f*C, 0.5f, 0.09f*C, 0.0f, 0.10f*C};
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/*
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int numBands = 5;
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float[] bands = new float[2*numBands];
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for(int i=0; i<numBands; i++)
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{
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bands[2*i ] = 1 + i/(1.0f-numBands);
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bands[2*i+1] = B/(numBands-1)*i;
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}
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*/
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mMesh = new MeshPolygon(vertices,bands,extraIndex,extraVertices,0.0f,0.0f);
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mMesh.setEffectAssociation(0,0,0);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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private float[][] gen(float x, float y)
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{
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return new float[][] { {x+0.1f,y-0.1f} , {x-0.1f,y-0.1f} , {x-0.1f,y+0.1f} , {x+0.1f,y+0.1f} };
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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private void createMultigon()
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{
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float A = 0.5f;
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int extraIndex = 0;
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int extraVertices = 0;
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float[][][] vertices = new float[19][][];
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vertices[ 0] = gen( 0.4f,-0.4f);
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vertices[ 1] = gen( 0.2f,-0.4f);
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vertices[ 2] = gen( 0.0f,-0.4f);
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vertices[ 3] = gen(-0.2f,-0.4f);
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vertices[ 4] = gen(-0.4f,-0.4f);
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vertices[ 5] = gen(-0.4f,-0.2f);
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vertices[ 6] = gen(-0.4f, 0.0f);
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vertices[ 7] = gen(-0.4f, 0.2f);
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vertices[ 8] = gen(-0.4f, 0.4f);
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vertices[ 9] = gen(-0.2f, 0.4f);
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vertices[10] = gen( 0.0f, 0.4f);
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vertices[11] = gen( 0.2f, 0.4f);
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vertices[12] = gen( 0.4f, 0.4f);
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vertices[13] = gen( 0.4f, 0.2f);
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vertices[14] = gen( 0.4f, 0.0f);
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vertices[15] = gen( 0.4f,-0.2f);
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vertices[16] = gen( 0.0f,-0.2f);
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vertices[17] = gen( 0.0f, 0.0f);
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vertices[18] = gen( 0.0f, 0.2f);
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float C = 0.5f;
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float[] bands = new float[] { 1.0f, 0.00f*C, 0.9f, 0.04f*C, 0.8f, 0.07f*C, 0.5f, 0.09f*C, 0.0f, 0.10f*C};
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/*
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float B = 0.1f;
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int numBands = 7;
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float[] bands = new float[2*numBands];
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for(int i=0; i<numBands; i++)
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{
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bands[2*i ] = 1 + i/(1.0f-numBands);
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bands[2*i+1] = B/(numBands-1)*i;
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}
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*/
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mMesh = new MeshMultigon(vertices,bands,extraIndex,extraVertices);
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int numEff = mMesh.getNumEffComponents();
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for(int i=0; i<numEff; i++)
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{
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mMesh.setEffectAssociation(i, 0, i);
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}
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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private float[][] createV()
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{
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return new float[][]
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{
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{-1.6281155f, -0.2072947f, -3.1770508f },
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{ 1.2135257f, -1.9635254f, -3.1770515f },
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{-0.5427052f, -1.9635254f, -0.33541024f},
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{-1.9635254f, -0.7499998f, -1.2135254f },
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{-0.75000024f, 1.2135258f, -1.9635254f },
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{ 1.2135253f, 0.87811553f,-1.4208202f },
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{-1.2135255f, 0.4635256f, -0.7499998f },
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{ 1.2135255f, -1.9635254f, -3.1770515f },
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{ 2.9697561f, -1.9635254f, -0.33541024f},
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{ 1.2135255f, -1.9635254f, 0.75f },
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{ 8.940697E-8f, 1.7881393E-7f, 0.0f },
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{ 1.2135255f, -0.4635254f, 0.75f },
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{ 0.0f, 0.0f, 0.0f },
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408
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{ 1.2135255f, 0.87811553f, -1.4208202f },
|
409
|
{ 2.427051f, 0.0f, 0.0f }
|
410
|
|
411
|
};
|
412
|
}
|
413
|
|
414
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
415
|
|
416
|
private int[][][] createVI()
|
417
|
{
|
418
|
return new int[][][]
|
419
|
{
|
420
|
{{ 0, 1, 2, 3 }},
|
421
|
{{ 4, 5, 1, 0 }},
|
422
|
{{ 0, 3, 6, 4 }},
|
423
|
{{ 2, 7, 8, 9 }},
|
424
|
{{ 3, 2, 10,6 }, { 2, 9, 11, 12 }},
|
425
|
{{13, 14, 8, 7}},
|
426
|
{{ 6, 10, 5, 4}, { 11, 14, 13, 12}},
|
427
|
{{ 9, 8, 14, 11}}
|
428
|
};
|
429
|
}
|
430
|
|
431
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
432
|
|
433
|
private void createMesh()
|
434
|
{
|
435
|
float[][] vertices = createV();
|
436
|
int[][][] vertIndices = createVI();
|
437
|
|
438
|
int numFaces = vertIndices.length;
|
439
|
|
440
|
float h = 0.001f;
|
441
|
int angle = 30;
|
442
|
float R = 0.1f;
|
443
|
float S = 0.5f;
|
444
|
int N = 6;
|
445
|
int exI = 0;
|
446
|
int exV = 0;
|
447
|
float[][] bands = { {h,angle,R,S,N,exI,exV} };
|
448
|
|
449
|
int[] bandIndices= new int[numFaces];
|
450
|
|
451
|
ObjectShape shape = new ObjectShape(vertices, vertIndices);
|
452
|
ObjectFaceShape face = new ObjectFaceShape(bands, bandIndices, null);
|
453
|
|
454
|
int[] outer = new int[numFaces];
|
455
|
|
456
|
FactoryCubit factory = FactoryCubit.getInstance();
|
457
|
factory.clear();
|
458
|
factory.createNewFaceTransform(shape,outer);
|
459
|
mMesh = factory.createRoundedSolid(shape,face,null,numFaces);
|
460
|
|
461
|
int numEff = mMesh.getNumEffComponents();
|
462
|
for(int i=0; i<numEff; i++) mMesh.setEffectAssociation(i, 0, i);
|
463
|
}
|
464
|
|
465
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
466
|
|
467
|
private void openMesh(int resourceID)
|
468
|
{
|
469
|
Context con = mView.getContext();
|
470
|
Resources res = con.getResources();
|
471
|
InputStream is = res.openRawResource(resourceID);
|
472
|
DataInputStream dos = new DataInputStream(is);
|
473
|
mMesh = new MeshFile(dos);
|
474
|
|
475
|
int numEff = mMesh.getNumEffComponents();
|
476
|
|
477
|
for(int i=0; i<numEff; i++)
|
478
|
{
|
479
|
mMesh.setEffectAssociation(i, 0, i);
|
480
|
}
|
481
|
|
482
|
try
|
483
|
{
|
484
|
is.close();
|
485
|
}
|
486
|
catch(IOException e)
|
487
|
{
|
488
|
android.util.Log.e("MeshFile", "Error closing InputStream: "+e.toString());
|
489
|
}
|
490
|
}
|
491
|
|
492
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
493
|
|
494
|
MeshBase getMesh()
|
495
|
{
|
496
|
return mMesh;
|
497
|
}
|
498
|
|
499
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
500
|
|
501
|
long getTime()
|
502
|
{
|
503
|
return mTime;
|
504
|
}
|
505
|
|
506
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
507
|
|
508
|
int getBytes()
|
509
|
{
|
510
|
if( mMesh instanceof MeshFile )
|
511
|
{
|
512
|
return ((MeshFile)mMesh).getNumBytes();
|
513
|
}
|
514
|
|
515
|
return 0;
|
516
|
}
|
517
|
|
518
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
519
|
|
520
|
int getVertices()
|
521
|
{
|
522
|
return mMesh.getNumVertices();
|
523
|
}
|
524
|
|
525
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
526
|
|
527
|
int getEndEffIndex(int component)
|
528
|
{
|
529
|
return mMesh.getLastVertexEff(component);
|
530
|
}
|
531
|
|
532
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
533
|
|
534
|
int getEndTexIndex(int component)
|
535
|
{
|
536
|
return mMesh.getLastVertexTex(component);
|
537
|
}
|
538
|
|
539
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
540
|
|
541
|
int getEffComponentNum()
|
542
|
{
|
543
|
return mMesh.getNumEffComponents();
|
544
|
}
|
545
|
|
546
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
547
|
|
548
|
int getTexComponentNum()
|
549
|
{
|
550
|
return mMesh.getNumTexComponents();
|
551
|
}
|
552
|
|
553
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
554
|
|
555
|
public void distortedException(Exception ex)
|
556
|
{
|
557
|
android.util.Log.e("MeshFile", ex.getMessage() );
|
558
|
}
|
559
|
|
560
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
561
|
|
562
|
public InputStream localFile(int fileID)
|
563
|
{
|
564
|
return mResources.openRawResource(fileID);
|
565
|
}
|
566
|
|
567
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
568
|
|
569
|
public void logMessage(String message)
|
570
|
{
|
571
|
android.util.Log.e("MeshFile", message );
|
572
|
}
|
573
|
}
|