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///////////////////////////////////////////////////////////////////////////////////////////////////
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// Copyright 2022 Leszek Koltunski //
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// //
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// This file is part of Magic Cube. //
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// //
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// Magic Cube 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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// Magic Cube 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 Magic Cube. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////////////////////
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package org.distorted.bandaged;
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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 android.app.Activity;
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import android.opengl.GLES31;
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import android.opengl.GLSurfaceView;
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import android.widget.Toast;
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import org.distorted.dialogs.RubikDialogBandagedSave;
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import org.distorted.library.effect.PostprocessEffectBorder;
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import org.distorted.library.main.DistortedEffects;
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import org.distorted.library.main.DistortedFramebuffer;
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import org.distorted.library.main.DistortedLibrary;
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import org.distorted.library.main.DistortedNode;
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import org.distorted.library.main.DistortedScreen;
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import org.distorted.library.main.InternalOutputSurface;
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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.objectlib.json.JsonWriter;
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import org.distorted.objectlib.main.ShapeHexahedron;
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import org.distorted.objectlib.main.TwistyObject;
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import org.distorted.objectlib.objects.TwistyBandagedGeneric;
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import org.json.JSONException;
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import java.io.File;
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import java.io.FileNotFoundException;
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import java.io.IOException;
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import java.nio.ByteBuffer;
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import java.nio.ByteOrder;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public class BandagedCreatorRenderer implements GLSurfaceView.Renderer, DistortedLibrary.ExceptionListener
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{
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public static final float BRIGHTNESS = 0.333f;
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private static final int DURATION = 1000;
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static final int COLOR_DEFAULT = 0xffffff55;
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static final int COLOR_MARKED = 0xffff0000;
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static final float SCREEN_RATIO = 0.5f;
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static final float OBJECT_SIZE = 3.0f;
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private final float[][] POSITIONS = new float[][]
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{
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{-1, 1, 1},
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{-1, 1, 0},
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{-1, 1, -1},
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{-1, 0, 1},
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{-1, 0, 0},
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{-1, 0, -1},
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{-1, -1, 1},
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{-1, -1, 0},
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{-1, -1, -1},
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{ 0, -1, 1},
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{ 0, -1, 0},
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{ 0, 1, 1},
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{ 0, 1, 0},
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{ 0, 1, -1},
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{ 0, 0, 1},
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{ 0, 0, -1},
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{ 1, 1, 1},
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{ 1, 1, 0},
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{ 1, 1, -1},
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{ 1, 0, 1},
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{ 1, 0, 0},
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{ 1, -1, 1},
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{ 1, 0, -1},
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{ 1, -1, -1},
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{ 1, -1, 0},
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{ 0, -1, -1},
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};
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private final BandagedCreatorView mView;
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private final DistortedScreen mScreen;
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private final Static3D mScale;
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private final BandagedCubit[] mCubits;
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private final Static4D mQuatT, mQuatA;
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private boolean mInitialPhase;
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private long mStartTime;
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private float mScaleValue;
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private float mX, mY, mZ, mW;
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private boolean mResetQuats, mSetQuatT, mResettingObject;
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private int mSaveIcon;
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private DistortedFramebuffer mFramebuffer;
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private String mPath;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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BandagedCreatorRenderer(BandagedCreatorView v)
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{
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mQuatT = new Static4D(0,0,0,1);
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mQuatA = new Static4D(-0.25189602f,0.3546389f,0.009657208f,0.90038127f);
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mView = v;
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mResetQuats = false;
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mSetQuatT = false;
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mResettingObject= false;
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mSaveIcon = -1;
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mScreen = new DistortedScreen();
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mScreen.glClearColor(BRIGHTNESS, BRIGHTNESS, BRIGHTNESS, 1.0f);
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mScale = new Static3D(1,1,1);
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mCubits= createCubits();
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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private boolean isAdjacent(float[] pos1, float[] pos2)
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{
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int len1 = pos1.length/3;
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int len2 = pos2.length/3;
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for(int i=0; i<len1; i++)
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for(int j=0; j<len2; j++)
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{
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float d0 = pos1[3*i ] - pos2[3*j ];
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float d1 = pos1[3*i+1] - pos2[3*j+1];
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float d2 = pos1[3*i+2] - pos2[3*j+2];
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if( d0*d0 + d1*d1 + d2*d2 == 1 ) return true;
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}
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return false;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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private BandagedCubit[] createCubits()
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{
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int len = POSITIONS.length;
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BandagedCubit[] cubits = new BandagedCubit[len];
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for(int c=0; c<len; c++)
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{
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cubits[c] = new BandagedCubit(POSITIONS[c],mQuatT,mQuatA,mScale,COLOR_DEFAULT);
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}
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return cubits;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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private void resetObject()
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{
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mView.resetCubits();
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int len = POSITIONS.length;
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for(int c=0; c<len; c++)
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{
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if( !mCubits[c].isAttached() )
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{
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mCubits[c].attach();
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mCubits[c].setTexture( COLOR_DEFAULT);
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mScreen.attach(mCubits[c].getNode());
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}
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if( mCubits[c].getPosition().length>3 )
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{
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mCubits[c].reset(mScaleValue);
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}
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}
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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@Override
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public void onDrawFrame(GL10 glUnused)
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{
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long time = System.currentTimeMillis();
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mScreen.render(time);
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if( mSetQuatT )
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{
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mSetQuatT = false;
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mQuatT.set(mX,mY,mZ,mW);
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}
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if( mResetQuats )
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{
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mResetQuats = false;
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float qx = mQuatT.get0();
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float qy = mQuatT.get1();
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float qz = mQuatT.get2();
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float qw = mQuatT.get3();
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float rx = mQuatA.get0();
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float ry = mQuatA.get1();
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float rz = mQuatA.get2();
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float rw = mQuatA.get3();
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float tx = rw*qx - rz*qy + ry*qz + rx*qw;
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float ty = rw*qy + rz*qx + ry*qw - rx*qz;
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float tz = rw*qz + rz*qw - ry*qx + rx*qy;
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float tw = rw*qw - rz*qz - ry*qy - rx*qx;
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mQuatT.set(0f, 0f, 0f, 1f);
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mQuatA.set(tx, ty, tz, tw);
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}
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if( mResettingObject )
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{
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boolean done = continueResetting(time);
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if( done ) mResettingObject = false;
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}
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if( mSaveIcon>=0 )
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{
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renderIcon(time); // for some reason we need to call render() twice here, otherwise the
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mSaveIcon++; // icon turns out black. Probably some problem with binding the texture.
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}
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if( mSaveIcon>=2 )
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{
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saveIcon();
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mSaveIcon = -1;
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}
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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@Override
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public void onSurfaceChanged(GL10 glUnused, int width, int height)
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{
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final float Q = SCREEN_RATIO/OBJECT_SIZE;
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mScaleValue = width<height ? Q*width : Q*height;
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mScreen.detachAll();
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int len = POSITIONS.length;
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int touched = mView.getTouched();
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for(int i=0; i<len; i++)
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if( mCubits[i].isAttached() )
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{
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mCubits[i].scaleMove(mScaleValue);
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mCubits[i].setTexture( touched==i ? COLOR_MARKED : COLOR_DEFAULT);
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DistortedNode node = mCubits[i].getNode();
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mScreen.attach(node);
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}
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mScale.set( mScaleValue,mScaleValue,mScaleValue );
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mView.setScreenSize(width,height);
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mScreen.resize(width,height);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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@Override
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public void onSurfaceCreated(GL10 glUnused, EGLConfig config)
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{
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DistortedLibrary.onSurfaceCreated(mView.getContext(),this,1);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public void distortedException(Exception ex)
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{
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android.util.Log.e("CREATOR", "unexpected exception: "+ex.getMessage() );
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public BandagedCubit[] getCubits()
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{
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return mCubits;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public DistortedScreen getScreen()
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{
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return mScreen;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public void tryConnectingCubits(int index1, int index2)
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{
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if( index1!=index2 )
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{
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float[] pos1 = mCubits[index1].getPosition();
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float[] pos2 = mCubits[index2].getPosition();
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if( isAdjacent(pos1,pos2) )
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{
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mCubits[index2].join(pos1,mScaleValue);
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mCubits[index1].detach();
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mScreen.detach(mCubits[index1].getNode());
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}
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}
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public Static4D getQuatAccu()
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{
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return mQuatA;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public void setQuatTemp(float x, float y, float z, float w)
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{
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mX = x;
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mY = y;
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mZ = z;
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mW = w;
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mSetQuatT = true;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public void resetQuats()
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{
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mResetQuats = true;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public boolean isBusy()
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{
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return mResettingObject;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public void saveObject()
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{
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int len = POSITIONS.length;
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int numAttached=0;
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for(int i=0; i<len; i++)
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if( mCubits[i].isAttached() ) numAttached++;
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float[][] pos = new float[numAttached][];
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int attached=0;
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for(int i=0; i<len; i++)
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if( mCubits[i].isAttached() )
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{
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pos[attached++] = mCubits[i].getPosition();
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}
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TwistyBandagedGeneric.setPositions(pos);
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TwistyObject obj = new TwistyBandagedGeneric( new Static4D(0,0,0,1), 1.0f, TwistyObject.MODE_NORM);
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BandagedCreatorActivity act = (BandagedCreatorActivity) mView.getContext();
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boolean success = createObjectJson(obj,act);
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setupIconCreation(act);
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if( success )
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{
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act.addObject(obj.getShortName());
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}
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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private boolean createObjectJson(TwistyObject object, Activity act)
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{
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final String name = object.getShortName()+"_object.json";
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File file = new File(act.getFilesDir(), name);
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String filename = file.getAbsolutePath();
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try
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{
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JsonWriter writer = JsonWriter.getInstance();
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String json = writer.createObjectString(object,24);
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writer.write(filename,json);
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return true;
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}
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catch(JSONException ex)
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{
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act.runOnUiThread(new Runnable()
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{
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public void run()
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{
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String message = "JSON Exception saving to \n\n"+filename+"\n\n failed:\n\n"+ex.getMessage();
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Toast.makeText(act,message,Toast.LENGTH_LONG).show();
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}
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});
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return false;
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}
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catch(FileNotFoundException ex)
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{
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act.runOnUiThread(new Runnable()
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{
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public void run()
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{
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String message = "FileNotFound exception saving to \n\n"+filename+"\n\n failed:\n\n"+ex.getMessage();
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Toast.makeText(act,message,Toast.LENGTH_LONG).show();
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}
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});
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return false;
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}
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catch(IOException ex)
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{
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act.runOnUiThread(new Runnable()
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{
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public void run()
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{
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String message = "IO exception saving to \n\n"+filename+"\n\n failed:\n\n"+ex.getMessage();
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Toast.makeText(act,message,Toast.LENGTH_LONG).show();
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}
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});
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return false;
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}
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}
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439
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///////////////////////////////////////////////////////////////////////////////////////////////////
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441
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442
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private void setupIconCreation(Activity act)
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{
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final float R=1.0f;
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final int FBO_WIDTH = (int)(R*240);
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final int FBO_HEIGHT = (int)(R*360);
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final float OBJECT_SIZE = R*0.38f;
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TwistyObject object = new TwistyBandagedGeneric(ShapeHexahedron.DEFAULT_ROT, OBJECT_SIZE, TwistyObject.MODE_ICON);
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DistortedEffects effects = object.getObjectEffects();
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DistortedNode node = object.getNode();
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453
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if( mFramebuffer==null )
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454
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{
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mFramebuffer = new DistortedFramebuffer(FBO_WIDTH,FBO_HEIGHT,1, InternalOutputSurface.DEPTH_NO_STENCIL);
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mFramebuffer.glClearColor(BRIGHTNESS, BRIGHTNESS, BRIGHTNESS, 1.0f);
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457
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}
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mFramebuffer.detachAll();
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mFramebuffer.attach(node);
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461
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|
Static1D halo = new Static1D(5);
|
463
|
Static4D color = new Static4D(0,0,0,1);
|
464
|
PostprocessEffectBorder border = new PostprocessEffectBorder(halo,color);
|
465
|
border.setHaloDepth(false);
|
466
|
effects.apply(border);
|
467
|
|
468
|
final String name = object.getShortName()+".png";
|
469
|
File file = new File(act.getFilesDir(), name);
|
470
|
String filename = file.getAbsolutePath();
|
471
|
|
472
|
mSaveIcon = 0;
|
473
|
mPath = filename;
|
474
|
}
|
475
|
|
476
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
477
|
|
478
|
private void renderIcon(long time)
|
479
|
{
|
480
|
mFramebuffer.render(time);
|
481
|
}
|
482
|
|
483
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
484
|
|
485
|
private void saveIcon()
|
486
|
{
|
487
|
int fW = mFramebuffer.getWidth();
|
488
|
int fH = mFramebuffer.getHeight();
|
489
|
|
490
|
ByteBuffer buf = ByteBuffer.allocateDirect(fW*fH*4);
|
491
|
buf.order(ByteOrder.LITTLE_ENDIAN);
|
492
|
|
493
|
mFramebuffer.setAsReadFramebuffer(0);
|
494
|
GLES31.glReadBuffer(GLES31.GL_COLOR_ATTACHMENT0);
|
495
|
GLES31.glReadPixels( 0, 0, fW, fH, GLES31.GL_RGBA, GLES31.GL_UNSIGNED_BYTE, buf);
|
496
|
BandagedCreatorWorkerThread.newBuffer(buf,fW,fH,6,mPath);
|
497
|
GLES31.glBindFramebuffer(GLES31.GL_READ_FRAMEBUFFER, 0);
|
498
|
|
499
|
mSaveIcon = -1;
|
500
|
}
|
501
|
|
502
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
503
|
|
504
|
public void displaySavingDialog()
|
505
|
{
|
506
|
BandagedCreatorActivity act = (BandagedCreatorActivity)mView.getContext();
|
507
|
RubikDialogBandagedSave saveDiag = new RubikDialogBandagedSave();
|
508
|
saveDiag.show(act.getSupportFragmentManager(), null);
|
509
|
}
|
510
|
|
511
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
512
|
|
513
|
public void setupReset()
|
514
|
{
|
515
|
mResettingObject = true;
|
516
|
mInitialPhase = true;
|
517
|
mStartTime = System.currentTimeMillis();
|
518
|
}
|
519
|
|
520
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
521
|
|
522
|
public boolean continueResetting(long time)
|
523
|
{
|
524
|
long diff = time-mStartTime;
|
525
|
float quotient = ((float)diff)/DURATION;
|
526
|
|
527
|
if( mInitialPhase && quotient>0.5f )
|
528
|
{
|
529
|
mInitialPhase=false;
|
530
|
resetObject();
|
531
|
}
|
532
|
|
533
|
double angle = 2*Math.PI*quotient*quotient*(3-2*quotient);
|
534
|
|
535
|
float sinA = (float)Math.sin(angle);
|
536
|
float cosA = (float)Math.cos(angle);
|
537
|
|
538
|
mQuatT.set(0, -sinA, 0, cosA);
|
539
|
|
540
|
return quotient>1.0f;
|
541
|
}
|
542
|
}
|