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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.starwars;
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import java.io.IOException;
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import java.io.InputStream;
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import java.util.Random;
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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 org.distorted.examples.R;
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import org.distorted.library.DistortedFramebuffer;
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import org.distorted.library.MeshFlat;
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import org.distorted.library.EffectNames;
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import org.distorted.library.type.Dynamic1D;
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import org.distorted.library.type.Dynamic3D;
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import org.distorted.library.DistortedTree;
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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.message.EffectListener;
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import org.distorted.library.message.EffectMessage;
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import org.distorted.library.Distorted;
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import org.distorted.library.DistortedTexture;
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import org.distorted.library.DistortedEffects;
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import android.graphics.Bitmap;
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import android.graphics.BitmapFactory;
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import android.graphics.Canvas;
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import android.graphics.Paint;
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import android.graphics.Typeface;
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import android.opengl.GLES30;
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import android.opengl.GLSurfaceView;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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class StarWarsRenderer implements GLSurfaceView.Renderer, EffectListener
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{
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private final String[] mGFFAString =
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{ "A long time ago, in a galaxy far,",
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"far away...." }; // yes, there really was a four-dot ellipsis
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private final String[] mCRAWLString =
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{ "It is a period of civil war.", // in the original 1977 version, there was no
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"Rebel spaceships, striking", // 'Episode IV New Hope' subtitle line before
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"from a hidden base, have", // the crawl. Lets keep to the classic.
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"won their first victory",
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"against the evil Galactic",
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"Empire.",
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"",
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"During the battle, rebel",
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"spies managed to steal",
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"secret plans to the Empire's",
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"ultimate weapon, the",
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"DEATH STAR, an armored",
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"space station with enough",
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"power to destroy an entire",
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"planet.",
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"",
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"Pursued by the Empire's",
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"sinister agents, Princess",
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"Leia races home aboard her",
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"starship, custodian of the",
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"stolen plans that can save",
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"her people and restore",
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"freedom to the galaxy...." }; // four-dot.
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private final int NUM_STARS = 40;
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private final int CRAWL_COLOR = 0xffffe81f;
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private final int GFFA_COLOR = 0xff0000ff;
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private final int FONT_HEIGHT = 40;
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private final int VERTICAL_SPACING = 10;
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private final String CRAWL_TYPEFACE = "News Gothic";
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private final int CRAWL_WIDTH = 500;
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private final int CRAWL_HEIGHT= (FONT_HEIGHT+VERTICAL_SPACING)*(mCRAWLString.length+1);
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private final int GFFA_WIDTH = 600;
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private final int GFFA_HEIGHT= (FONT_HEIGHT+VERTICAL_SPACING)*(mGFFAString.length+1);
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private final float CRAWL_ANGLE = -30.0f;
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private GLSurfaceView mView;
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private DistortedTexture mScreenTexture, mGFFATexture, mLogoTexture, mCrawlTexture, mCrawlBackgroundTexture, mStarTexture;
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private DistortedEffects mScreenEffects, mGFFAEffects, mLogoEffects, mCrawlEffects, mCrawlBackgroundEffects;
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private DistortedEffects[] mStarEffects;
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private DistortedTree mRoot, mBackground;
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private DistortedFramebuffer mScreen;
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private MeshFlat mQuad;
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private long gffaID, logoID, crawlID;
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private Random mRnd = new Random(0);
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private int mWidth, mHeight;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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StarWarsRenderer(GLSurfaceView v)
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{
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mView = v;
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mQuad = new MeshFlat(1,1);
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mScreenEffects = new DistortedEffects();
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mGFFAEffects = new DistortedEffects();
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mLogoEffects = new DistortedEffects();
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mCrawlEffects = new DistortedEffects();
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mCrawlBackgroundEffects = new DistortedEffects();
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mStarEffects = new DistortedEffects[NUM_STARS];
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mStarEffects[0] = new DistortedEffects();
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for(int i=1; i<NUM_STARS; i++) mStarEffects[i] = new DistortedEffects(mStarEffects[0],Distorted.CLONE_VERTEX);
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mScreen = new DistortedFramebuffer(0);
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mScreen.setProjection(60.0f, 0.0f, 0.0f);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public void onPause()
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{
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mWidth = 0;
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mHeight= 0;
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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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GLES30.glClear( GLES30.GL_DEPTH_BUFFER_BIT | GLES30.GL_COLOR_BUFFER_BIT);
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mScreen.renderTo(mRoot,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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if( mWidth!=width || mHeight!=height ) // after onPause() we get 2 calls here
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{
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mWidth = width;
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mHeight= height;
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mScreenEffects.abortAllEffects();
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mGFFAEffects.abortAllEffects();
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mLogoEffects.abortAllEffects();
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mCrawlEffects.abortAllEffects();
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mCrawlBackgroundEffects.abortAllEffects();
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for(int i=0; i<NUM_STARS; i++) mStarEffects[i].abortAllEffects();
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setupScreen(width,height);
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mScreen.resize(width, height);
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}
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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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GLES30.glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
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setupBitmaps();
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try
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{
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Distorted.onCreate(mView.getContext());
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}
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catch(Exception ex)
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{
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android.util.Log.e("Star Wars", ex.getMessage() );
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}
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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private void setupScreen(int w, int h)
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{
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mScreenTexture = new DistortedTexture(w,h);
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mRoot = new DistortedTree(mScreenTexture, mScreenEffects,mQuad);
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mCrawlBackgroundTexture = new DistortedTexture(w,(int)(Math.sqrt(3.0)*h));
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int randomA, randomX, randomY, randomTime;
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float randomS, randomAlpha1, randomAlpha2;
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Static3D center = new Static3D(0,0,0);
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Static3D axis = new Static3D(0,0,1);
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Static1D alphaNoise = new Static1D(0.4f);
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for(int i=0; i<NUM_STARS; i++)
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{
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randomX = mRnd.nextInt(w);
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randomY = mRnd.nextInt(h);
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randomS = 0.2f+ 0.8f*mRnd.nextFloat();
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randomA = (int)(180*mRnd.nextFloat());
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randomAlpha1 = 0.2f + 0.8f*mRnd.nextFloat();
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randomAlpha2 = 0.8f + 0.2f*mRnd.nextFloat();
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randomTime = 500+mRnd.nextInt(2000);
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mStarEffects[i].move( new Static3D(randomX,randomY,0) );
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mStarEffects[i].scale(randomS);
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mStarEffects[i].rotate( new Static1D(randomA), axis, center );
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Dynamic1D di = new Dynamic1D(randomTime,0.0f);
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di.setNoise(alphaNoise);
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di.add(new Static1D(randomAlpha1));
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di.add(new Static1D(randomAlpha2));
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mStarEffects[i].alpha(di);
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mRoot.attach(mStarTexture, mStarEffects[i], mQuad);
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}
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float scale = (0.5f*w/mGFFATexture.getWidth());
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Dynamic1D di = new Dynamic1D(6000,0.5f);
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di.add(new Static1D(1.0f));
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di.add(new Static1D(1.0f));
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di.add(new Static1D(0.0f));
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mGFFAEffects.move( new Static3D(w/5,h/3,0) );
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mGFFAEffects.scale( new Static3D(scale,scale,scale) );
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mGFFAEffects.alpha(di);
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mRoot.attach(mGFFATexture, mGFFAEffects, mQuad);
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mGFFAEffects.registerForMessages(this);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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private void setupBitmaps()
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{
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InputStream is1 = mView.getContext().getResources().openRawResource(R.raw.starwars);
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InputStream is2 = mView.getContext().getResources().openRawResource(R.raw.star);
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Bitmap bitmapStar, bitmapGFFA, bitmapLogo, bitmapText;
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try
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{
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bitmapLogo = BitmapFactory.decodeStream(is1);
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bitmapStar = BitmapFactory.decodeStream(is2);
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}
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finally
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{
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try
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{
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is1.close();
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is2.close();
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}
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273 |
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catch(IOException e) { }
|
274 |
|
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}
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Paint paint = new Paint();
|
277 |
|
|
paint.setAntiAlias(true);
|
278 |
|
|
paint.setTextAlign(Paint.Align.LEFT);
|
279 |
|
|
paint.setTextSize(FONT_HEIGHT);
|
280 |
|
|
paint.setColor(GFFA_COLOR);
|
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Typeface tf = Typeface.create(CRAWL_TYPEFACE, Typeface.BOLD);
|
283 |
|
|
paint.setTypeface(tf);
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///// create GFFA ///////////////////
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mGFFATexture = new DistortedTexture(GFFA_WIDTH,GFFA_HEIGHT);
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bitmapGFFA = Bitmap.createBitmap(GFFA_WIDTH,GFFA_HEIGHT,Bitmap.Config.ARGB_8888);
|
288 |
|
|
bitmapGFFA.eraseColor(0x00000000);
|
289 |
|
|
Canvas gffaCanvas = new Canvas(bitmapGFFA);
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for(int i=0; i<mGFFAString.length; i++)
|
292 |
|
|
{
|
293 |
|
|
gffaCanvas.drawText(mGFFAString[i], 0, (i+1)*(FONT_HEIGHT+VERTICAL_SPACING), paint);
|
294 |
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}
|
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mGFFATexture.setTexture(bitmapGFFA);
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297 |
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///// create Logo ///////////////////
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mLogoTexture = new DistortedTexture(bitmapLogo.getWidth(),bitmapLogo.getHeight());
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mLogoTexture.setTexture(bitmapLogo);
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301 |
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302 |
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///// create CRAWL //////////////////
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mCrawlTexture = new DistortedTexture(CRAWL_WIDTH,CRAWL_HEIGHT);
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304 |
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bitmapText = Bitmap.createBitmap(CRAWL_WIDTH,CRAWL_HEIGHT,Bitmap.Config.ARGB_8888);
|
305 |
|
|
bitmapText.eraseColor(0x00000000);
|
306 |
|
|
Canvas textCanvas = new Canvas(bitmapText);
|
307 |
|
|
paint.setColor(CRAWL_COLOR);
|
308 |
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for(int i=0; i<mCRAWLString.length; i++)
|
310 |
|
|
{
|
311 |
|
|
displayJustified(mCRAWLString[i], 0, (i+1)*(FONT_HEIGHT+VERTICAL_SPACING), CRAWL_WIDTH, textCanvas, paint);
|
312 |
|
|
}
|
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mCrawlTexture.setTexture(bitmapText);
|
315 |
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///// create Stars ///////////////////
|
317 |
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mStarTexture = new DistortedTexture(bitmapStar.getWidth(),bitmapStar.getHeight());
|
318 |
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mStarTexture.setTexture(bitmapStar);
|
319 |
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320 |
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gffaID = mGFFAEffects.getID();
|
321 |
|
|
logoID = mLogoEffects.getID();
|
322 |
|
|
crawlID= mCrawlEffects.getID();
|
323 |
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}
|
324 |
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|
325 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
326 |
|
|
|
327 |
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private void displayJustified(String str, int x, int y, int length, Canvas c, Paint paint)
|
328 |
|
|
{
|
329 |
|
|
int len = str.length();
|
330 |
|
|
int numspaces = retNumSpaces(str);
|
331 |
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|
332 |
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if( len>0 && str.charAt(len-1) == ' ' ) numspaces--;
|
333 |
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|
334 |
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float left=x,w = (numspaces>0 ? (length-paint.measureText(str))/numspaces : 0);
|
335 |
|
|
String tmp;
|
336 |
|
|
int begin,end=0;
|
337 |
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|
338 |
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|
while( end<len )
|
339 |
|
|
{
|
340 |
|
|
begin=end;
|
341 |
|
|
end = str.indexOf(' ', begin)+1;
|
342 |
|
|
if( end<=0 ) end = len;
|
343 |
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|
344 |
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|
tmp = str.substring(begin,end);
|
345 |
|
|
c.drawText( tmp, left, y, paint);
|
346 |
|
|
left+= (paint.measureText(tmp)+w);
|
347 |
|
|
}
|
348 |
|
|
}
|
349 |
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|
350 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
351 |
|
|
|
352 |
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|
private int retNumSpaces(String str)
|
353 |
|
|
{
|
354 |
|
|
int begin=0, ret=0;
|
355 |
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|
|
356 |
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|
while( true )
|
357 |
|
|
{
|
358 |
|
|
begin = str.indexOf(' ', begin) +1;
|
359 |
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|
|
360 |
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|
if( begin>0 ) ret++;
|
361 |
|
|
else break;
|
362 |
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|
}
|
363 |
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|
|
364 |
|
|
return ret;
|
365 |
|
|
}
|
366 |
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|
367 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
368 |
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|
// the library sending messages to us. This is running on a library 'MessageSender' thread.
|
369 |
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|
370 |
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|
public void effectMessage(final EffectMessage em, final long effectID, final EffectNames effectName, final long objectID)
|
371 |
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|
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|
{
|
372 |
|
|
if( em==EffectMessage.EFFECT_FINISHED )
|
373 |
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|
{
|
374 |
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|
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|
if( objectID == gffaID )
|
375 |
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|
{
|
376 |
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Leszek Koltunski
|
mRoot.detach(mGFFAEffects);
|
377 |
|
|
mGFFAEffects.abortAllEffects();
|
378 |
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|
Leszek Koltunski
|
mGFFATexture.markForDeletion();
|
379 |
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Leszek Koltunski
|
|
380 |
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|
int screenW=mScreenTexture.getWidth();
|
381 |
|
|
int screenH=mScreenTexture.getHeight();
|
382 |
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|
|
383 |
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|
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|
int logoW = mLogoTexture.getWidth();
|
384 |
|
|
int logoH = mLogoTexture.getHeight();
|
385 |
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|
|
386 |
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|
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|
int initSize= (int)(3.0f*screenW/logoW);
|
387 |
|
|
int finaSize= (int)(0.1f*screenW/logoW);
|
388 |
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|
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|
|
389 |
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|
Leszek Koltunski
|
Dynamic3D di = new Dynamic3D(10000,0.5f);
|
390 |
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|
Leszek Koltunski
|
di.add(new Static3D(initSize,initSize,1));
|
391 |
|
|
di.add(new Static3D(finaSize,finaSize,1));
|
392 |
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|
Leszek Koltunski
|
|
393 |
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|
Leszek Koltunski
|
mLogoEffects.move( new Static3D(screenW/2,screenH/2,0) );
|
394 |
|
|
mLogoEffects.scale(di);
|
395 |
|
|
mLogoEffects.move( new Static3D(-logoW/2,-logoH/2,0) );
|
396 |
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|
Leszek Koltunski
|
|
397 |
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|
Leszek Koltunski
|
mRoot.attach(mLogoTexture, mLogoEffects,mQuad);
|
398 |
|
|
mLogoEffects.registerForMessages(this);
|
399 |
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|
Leszek Koltunski
|
}
|
400 |
c5a28eb8
|
Leszek Koltunski
|
else if( objectID==logoID )
|
401 |
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|
Leszek Koltunski
|
{
|
402 |
392e16fd
|
Leszek Koltunski
|
mRoot.detach(mLogoEffects);
|
403 |
|
|
mLogoEffects.abortAllEffects();
|
404 |
3c8b1903
|
Leszek Koltunski
|
mLogoTexture.markForDeletion();
|
405 |
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|
Leszek Koltunski
|
|
406 |
f6d884d5
|
Leszek Koltunski
|
int crawlW = mCrawlTexture.getWidth();
|
407 |
|
|
int crawlH = mCrawlTexture.getHeight();
|
408 |
|
|
int screenW= mScreenTexture.getWidth();
|
409 |
|
|
int screenH= mScreenTexture.getHeight();
|
410 |
|
|
int backH = mCrawlBackgroundTexture.getHeight();
|
411 |
bc0a685b
|
Leszek Koltunski
|
float scale= (float)screenW/crawlW;
|
412 |
|
|
|
413 |
f988589e
|
Leszek Koltunski
|
Dynamic3D di = new Dynamic3D(60000,0.5f);
|
414 |
7589635e
|
Leszek Koltunski
|
di.add(new Static3D(screenW/2,+backH , 0));
|
415 |
|
|
di.add(new Static3D(screenW/2,-scale*crawlH, 0));
|
416 |
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|
Leszek Koltunski
|
|
417 |
392e16fd
|
Leszek Koltunski
|
mCrawlBackgroundEffects.move( new Static3D(0,screenH-backH,0) );
|
418 |
|
|
mCrawlBackgroundEffects.rotate( new Static1D(CRAWL_ANGLE), new Static3D(1,0,0), new Static3D(screenW/2,backH,0) );
|
419 |
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|
Leszek Koltunski
|
|
420 |
59759251
|
Leszek Koltunski
|
final int transpDist = 5;
|
421 |
|
|
Static4D region = new Static4D(screenW/2,(1-transpDist)*backH,transpDist*backH,transpDist*backH);
|
422 |
392e16fd
|
Leszek Koltunski
|
mCrawlBackgroundEffects.alpha(new Static1D(1-transpDist/2), region, true);
|
423 |
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|
Leszek Koltunski
|
|
424 |
392e16fd
|
Leszek Koltunski
|
mCrawlEffects.move(di);
|
425 |
|
|
mCrawlEffects.scale( new Static3D(scale,scale,scale) );
|
426 |
|
|
mCrawlEffects.move( new Static3D(-crawlW/2,0,0) );
|
427 |
427ab7bf
|
Leszek Koltunski
|
|
428 |
392e16fd
|
Leszek Koltunski
|
mBackground = mRoot.attach(mCrawlBackgroundTexture, mCrawlBackgroundEffects,mQuad);
|
429 |
|
|
mBackground.attach(mCrawlTexture, mCrawlEffects,mQuad);
|
430 |
|
|
mCrawlEffects.registerForMessages(this);
|
431 |
bc0a685b
|
Leszek Koltunski
|
}
|
432 |
c5a28eb8
|
Leszek Koltunski
|
else if( objectID==crawlID )
|
433 |
bc0a685b
|
Leszek Koltunski
|
{
|
434 |
|
|
mRoot.detach(mBackground);
|
435 |
392e16fd
|
Leszek Koltunski
|
mBackground.detach(mCrawlEffects);
|
436 |
|
|
mCrawlEffects.abortAllEffects();
|
437 |
3c8b1903
|
Leszek Koltunski
|
mCrawlTexture.markForDeletion();
|
438 |
392e16fd
|
Leszek Koltunski
|
mCrawlBackgroundEffects.abortAllEffects();
|
439 |
3c8b1903
|
Leszek Koltunski
|
mCrawlBackgroundTexture.markForDeletion();
|
440 |
427ab7bf
|
Leszek Koltunski
|
}
|
441 |
|
|
}
|
442 |
bc0a685b
|
Leszek Koltunski
|
}
|
443 |
|
|
}
|