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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.library.effectqueue;
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import org.distorted.library.effect.Effect;
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import org.distorted.library.effect.EffectName;
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import org.distorted.library.effect.EffectType;
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import org.distorted.library.main.DistortedLibrary;
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import org.distorted.library.main.InternalMaster;
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import org.distorted.library.mesh.MeshBase;
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import java.util.ArrayList;
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import java.util.HashMap;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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/**
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* Not part of public API, do not document
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*
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* @y.exclude
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*/
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public abstract class EffectQueue implements InternalMaster.Slave
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{
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static final int MAIN_VARIANTS = 3; // Number of Main program variants (ATM 3: MAIN, MAIN OIT, PREPROCESS)
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private static final int CREATE = 0;
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private static final int ATTACH = 1;
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private static final int DETACH = 2;
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private static final int DETALL = 3;
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int mNumEffects; // 'ToBe' will be more than mNumEffects if doWork() hasn't
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private int mNumEffectsToBe; // added them yet (or less if it hasn't removed some yet)
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float[] mUniforms;
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long[] mCurrentDuration;
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Effect[] mEffects;
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int[] mName;
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long mTime=0;
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private static int[] mMax = new int[EffectType.LENGTH];
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private static long mNextID;
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private static HashMap<ArrayList<Long>,Long> mMapID = new HashMap<>(); // maps lists of Effect IDs (longs) to a
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// single long - the queue ID.
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private long mID;
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private int mIndex;
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private boolean mCreated;
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private class Job
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{
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int type;
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int num;
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boolean notify;
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Effect effect;
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Job(int t, int m, boolean n, Effect e)
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{
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type = t;
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num = m;
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notify= n;
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effect= e;
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}
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}
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private ArrayList<Job> mJobs = new ArrayList<>();
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static
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{
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onDestroy();
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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EffectQueue(int numUniforms, int index)
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{
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mCreated = false;
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mID = 0;
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mNumEffects = 0;
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mNumEffectsToBe = 0;
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mIndex = index;
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mJobs.add(new Job(CREATE,numUniforms,false,null)); // create the stuff that depends on max number
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InternalMaster.newSlave(this); // of uniforms later, on first render.
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public static void allocateQueues(EffectQueue[] queues, EffectQueue[] from, int flags)
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{
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queues[0] = (flags & DistortedLibrary.CLONE_MATRIX ) != 0 ? from[0] : new EffectQueueMatrix();
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queues[1] = (flags & DistortedLibrary.CLONE_VERTEX ) != 0 ? from[1] : new EffectQueueVertex();
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queues[2] = (flags & DistortedLibrary.CLONE_FRAGMENT ) != 0 ? from[2] : new EffectQueueFragment();
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queues[3] = (flags & DistortedLibrary.CLONE_POSTPROCESS) != 0 ? from[3] : new EffectQueuePostprocess();
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public static void compute(EffectQueue[] queues, long currTime)
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{
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((EffectQueueMatrix )queues[0]).compute(currTime);
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((EffectQueueVertex )queues[1]).compute(currTime);
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((EffectQueueFragment )queues[2]).compute(currTime);
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((EffectQueuePostprocess)queues[3]).compute(currTime);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public static void send(EffectQueue[] queues, float distance, float mipmap,
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float[] projection, float inflate, MeshBase mesh, int variant )
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{
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((EffectQueueMatrix )queues[0]).send(distance, mipmap, projection, mesh, variant);
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((EffectQueueVertex )queues[1]).send(inflate, variant);
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((EffectQueueFragment)queues[2]).send(variant);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public static float[] getMVP(EffectQueue[] queues)
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{
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return ((EffectQueueMatrix)queues[0]).getMVP();
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public static void getUniforms(int programH, int variant)
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{
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EffectQueueFragment.uniforms(programH,variant);
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EffectQueueVertex .uniforms(programH,variant);
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EffectQueueMatrix .uniforms(programH,variant);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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// Every effect queue has an ID, which should be the same iff two queues hold the same effects.
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// (this is a speedup: then both queues can be applied once, which seriously speeds up stuff -
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// especially important in case of postprocessing)
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private void regenerateID()
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{
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if( mNumEffects>0 )
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{
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ArrayList<Long> list = new ArrayList<>();
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for (int i = 0; i < mNumEffects; i++) list.add(mEffects[i].getID());
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Long id = mMapID.get(list);
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if( id!=null )
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{
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mID = id;
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}
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else
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{
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mMapID.put(list,mNextID);
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mID = mNextID++;
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}
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}
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else
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{
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mID = 0;
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}
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public long getID()
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{
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return mID;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public static boolean setMax(int index, int m)
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{
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if( !DistortedLibrary.isInitialized() || m<=mMax[index] )
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{
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mMax[index] = m<0 ? 0:m;
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return true;
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}
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return false;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public static int getMax(int index)
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{
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return mMax[index];
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public static void onDestroy()
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{
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mNextID = 1;
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mMapID.clear();
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EffectType.reset(mMax);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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// this assumes 0<=effect<mNumEffects
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protected void remove(int effect)
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{
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mNumEffects--;
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for(int j=effect; j<mNumEffects; j++ )
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{
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mEffects[j] = mEffects[j+1];
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mCurrentDuration[j] = mCurrentDuration[j+1];
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mName[j] = mName[j+1];
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}
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mEffects[mNumEffects] = null;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public synchronized int removeByName(EffectName name)
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{
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int ret = 0;
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for(int i=0; i<mNumEffects; i++)
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{
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if( mEffects[i].getName() == name )
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{
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mJobs.add(new Job(DETACH,0,true,mEffects[i]));
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ret++;
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}
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}
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if( ret>0 )
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{
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InternalMaster.newSlave(this);
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mNumEffectsToBe-=ret;
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}
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return ret;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public synchronized int removeById(long id)
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{
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for(int i=0; i<mNumEffects; i++)
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{
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if( mEffects[i].getID() == id )
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{
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mJobs.add(new Job(DETACH,0,true,mEffects[i]));
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InternalMaster.newSlave(this);
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mNumEffectsToBe--;
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return 1;
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}
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}
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return 0;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public synchronized int removeEffect(Effect effect)
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{
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for(int i=0; i<mNumEffects; i++)
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{
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if( mEffects[i]==effect )
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{
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mJobs.add(new Job(DETACH,0,true,mEffects[i]));
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InternalMaster.newSlave(this);
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mNumEffectsToBe--;
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return 1;
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}
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}
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return 0;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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// we do want to notify Listeners if they called 'abortAll' themselves but don't want to notify
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// them if it is the library itself which is releasing resources.
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public synchronized int abortAll(boolean notify)
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{
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mJobs.add(new Job(DETALL,0,notify,null));
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InternalMaster.newSlave(this);
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mNumEffectsToBe = 0;
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return mNumEffects;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public boolean add(Effect effect)
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{
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if( mMax[mIndex]>mNumEffectsToBe || !mCreated )
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{
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mJobs.add(new Job(ATTACH,-1,false,effect));
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InternalMaster.newSlave(this);
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mNumEffectsToBe++;
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return true;
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}
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return false;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public boolean add(Effect effect, int position)
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{
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if( mMax[mIndex]>mNumEffectsToBe || !mCreated )
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{
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mJobs.add(new Job(ATTACH,position,false,effect));
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InternalMaster.newSlave(this);
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mNumEffectsToBe++;
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return true;
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}
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return false;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public int getNumEffects()
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{
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return mNumEffects;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public Effect getEffect(int position)
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{
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if( position>=0 && position< mNumEffects )
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{
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return mEffects[position];
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}
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else
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{
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android.util.Log.e("queue", "getEffect: out of range "+position);
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return null;
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}
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public void doWork()
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{
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boolean changed = false;
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int num = mJobs.size();
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Job job;
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for(int i=0; i<num; i++)
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{
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job = mJobs.remove(0);
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switch(job.type)
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{
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case CREATE: int max = mMax[mIndex];
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if( max>0 )
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{
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mUniforms = new float[max*job.num];
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mCurrentDuration = new long[max];
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mEffects = new Effect[max];
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mName = new int[max];
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}
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mCreated = true;
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break;
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case ATTACH: if( mMax[mIndex]>mNumEffects ) // it is possible that we have first
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{ // added effects and then lowered mMax
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int position = job.num;
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if( position==-1 )
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{
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mCurrentDuration[mNumEffects] = 0;
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mEffects[mNumEffects] = job.effect;
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mName[mNumEffects] = job.effect.getName().ordinal();
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mNumEffects++;
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changed = true;
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}
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else if( position>=0 && position<=mNumEffects )
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{
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for(int j=mNumEffects; j>position; j--)
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{
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mCurrentDuration[j] = mCurrentDuration[j-1];
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mEffects[j] = mEffects[j-1];
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mName[j] = mName[j-1];
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}
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mCurrentDuration[position] = 0;
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mEffects[position] = job.effect;
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mName[position] = job.effect.getName().ordinal();
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mNumEffects++;
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changed = true;
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}
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}
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else
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{
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android.util.Log.e("queue", "failed to add effect "+job.effect.getName());
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}
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break;
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case DETACH: for(int j=0; j<mNumEffects; j++)
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{
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if (mEffects[j] == job.effect)
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{
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remove(j);
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changed = true;
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break;
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}
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}
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break;
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case DETALL: for(int j=0; j<mNumEffects; j++ )
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{
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changed = true;
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mEffects[j] = null;
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}
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mNumEffects= 0;
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break;
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}
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}
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if( changed && mIndex==EffectType.POSTPROCESS.ordinal() ) regenerateID();
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}
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}
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