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///////////////////////////////////////////////////////////////////////////////////////////////////
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// Copyright 2019 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 proprietary software licensed under an EULA which you should have received //
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// along with the code. If not, check https://distorted.org/magic/License-Magic-Cube.html //
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///////////////////////////////////////////////////////////////////////////////////////////////////
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package org.distorted.config;
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import static org.distorted.library.helpers.QuatHelper.rotateVectorByInvertedQuat;
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import android.content.res.Resources;
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import android.opengl.GLSurfaceView;
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import org.distorted.library.effect.EffectType;
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import org.distorted.library.effect.MatrixEffectRotate;
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import org.distorted.library.effect.VertexEffectQuaternion;
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import org.distorted.library.effect.VertexEffectRotate;
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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.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.effects.BaseEffect;
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import org.distorted.objectlib.main.ObjectControl;
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import org.distorted.objectlib.main.TwistyObject;
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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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public class ConfigRenderer implements GLSurfaceView.Renderer, DistortedLibrary.LibraryUser
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{
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private static final int RESET_DURATION = 1000;
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private final ConfigSurfaceView mView;
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private final Resources mResources;
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private final DistortedScreen mScreen;
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private final ObjectControl mControl;
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private boolean mResettingObject, mInitialPhase, mEffectApplied;
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private long mStartTime;
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private final Static1D mAngle;
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private long mRotateID;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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ConfigRenderer(ConfigSurfaceView v)
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{
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mResettingObject = false;
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mEffectApplied = false;
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mAngle = new Static1D(0);
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mView = v;
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mControl = mView.getObjectControl();
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mResources = v.getResources();
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mScreen = new DistortedScreen();
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ConfigActivity act = (ConfigActivity)v.getContext();
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act.setUpBackgroundColor(mScreen);
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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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mControl.preRender();
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mScreen.render(time);
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if( mResettingObject )
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{
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if( !mEffectApplied )
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{
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mEffectApplied = true;
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ObjectControl control = mView.getObjectControl();
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TwistyObject object = control.getObject();
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Static4D quaternion = object.getRotationQuat(); // always rotate around
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Static4D tmpAxis = new Static4D(0,-1,0,0); // vert axis no matter
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Static4D rotated = rotateVectorByInvertedQuat(tmpAxis,quaternion); // how cube is rotated
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Static3D axis = new Static3D(rotated.get0(), rotated.get1(), rotated.get2());
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Static3D center = new Static3D(0,0,0);
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MatrixEffectRotate effect = new MatrixEffectRotate(mAngle, axis, center );
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object.applyEffect(effect,0);
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mRotateID = effect.getID();
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}
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boolean done = continueResetting(time);
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if( done )
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{
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mResettingObject = false;
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mEffectApplied = false;
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ObjectControl control = mView.getObjectControl();
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TwistyObject object = control.getObject();
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object.removeEffect(mRotateID);
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}
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}
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public void setupReset()
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{
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if( !mResettingObject )
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{
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mResettingObject = true;
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mInitialPhase = true;
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mStartTime = System.currentTimeMillis();
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}
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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private boolean continueResetting(long time)
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{
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long diff = time-mStartTime;
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float quotient = ((float)diff)/RESET_DURATION;
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if( mInitialPhase && quotient>0.5f )
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{
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mInitialPhase=false;
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mView.resetObject();
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}
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float angle = 720*quotient*quotient*(3-2*quotient);
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mAngle.set( angle );
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return quotient>1.0f;
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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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mScreen.resize(width,height);
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mView.setScreenSize(width,height);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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DistortedScreen getScreen()
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{
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return mScreen;
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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.setMax(EffectType.VERTEX, ObjectControl.MAX_QUATS+1);
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VertexEffectRotate.enable();
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VertexEffectQuaternion.enable();
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BaseEffect.Type.enableEffects();
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DistortedLibrary.onSurfaceCreated(this,1);
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DistortedLibrary.setCull(true);
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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("Config", "unexpected exception: "+ex.getMessage() );
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public InputStream localFile(int fileID)
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{
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return mResources.openRawResource(fileID);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public void logMessage(String message)
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{
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android.util.Log.e("Config", message );
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}
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}
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