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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.inflate;
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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.library.effect.FragmentEffectAlpha;
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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.VertexEffectScale;
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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.MeshBase;
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import org.distorted.library.type.DynamicQuat;
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import org.distorted.library.type.Static1D;
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import org.distorted.library.type.Static4D;
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import org.distorted.library.type.Static3D;
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import android.opengl.GLSurfaceView;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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class InflateRenderer implements GLSurfaceView.Renderer, DistortedLibrary.ExceptionListener
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{
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private static final float FOV = 30.0f;
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private static final float NEAR = 0.1f;
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private GLSurfaceView mView;
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private DistortedTexture mTexture;
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private DistortedEffects mEffects;
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private MeshBase mMesh;
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private DistortedScreen mScreen;
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private float mObjWidth, mObjHeight, mObjDepth;
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private Static3D mScale;
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private Static1D mAlpha;
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Static4D mQuat1, mQuat2;
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int mScreenMin;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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InflateRenderer(GLSurfaceView v)
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{
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mView = v;
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mAlpha = new Static1D(1.0f);
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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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InflateActivity2 act = (InflateActivity2)v.getContext();
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mTexture = act.getTexture();
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mMesh = act.getMesh();
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mObjWidth = act.getCols();
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mObjHeight= act.getRows();
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mObjDepth = act.getSlic();
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mQuat1 = new Static4D(0,0,0,1); // unity
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mQuat2 = new Static4D(0,0,0,1); // quaternions
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DynamicQuat quatInt1 = new DynamicQuat(0,0.5f);
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DynamicQuat quatInt2 = new DynamicQuat(0,0.5f);
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quatInt1.add(mQuat1);
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quatInt2.add(mQuat2);
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mEffects = new DistortedEffects();
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mEffects.apply( new VertexEffectScale(new Static3D(mObjWidth,mObjHeight,mObjDepth) ) );
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mEffects.apply( new MatrixEffectScale(mScale));
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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 FragmentEffectAlpha(mAlpha));
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mScreen = new DistortedScreen();
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mScreen.glClearColor(1.0f,1.0f,1.0f,0.0f);
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mScreen.setProjection(FOV, NEAR);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public void onDrawFrame(GL10 glUnused)
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{
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mScreen.render( System.currentTimeMillis() );
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public void onSurfaceChanged(GL10 glUnused, int width, int height)
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{
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final float SCALE = 0.75f;
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mScreenMin = Math.min(width, height);
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float factor = ( width*mObjHeight > height*mObjWidth ) ? (SCALE*height)/mObjHeight : (SCALE*width)/mObjWidth;
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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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void setRenderModeToOIT(boolean oit)
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{
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mScreen.setOrderIndependentTransparency(oit);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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void setTransparency(int level)
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{
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mAlpha.set((float)level/100.0f);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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float setLevel(int level)
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{
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float inflateLevel = (level-50)/50.0f;
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mMesh.setInflate(inflateLevel);
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return inflateLevel;
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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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InflateActivity2 act = (InflateActivity2)mView.getContext();
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mTexture.setTexture( act.getBitmap() );
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mScreen.detachAll();
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mScreen.attach(mTexture,mEffects,mMesh);
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VertexEffectScale.enable();
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FragmentEffectAlpha.enable();
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DistortedLibrary.onCreate(act,this);
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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("Inflate", ex.getMessage() );
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}
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}
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