glaville / mcmas

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src/collembola/CollemSimulation.java 10.1 KB
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1b1e928cc   glaville   initial import of... 
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  package collembola;
  
  import java.net.MalformedURLException;
  import java.net.URL;
  
  import joptsimple.OptionParser;
  import joptsimple.OptionSet;
  import mcmas.core.MCMChrono;
  import mcmas.core.MCMCommandQueue;
  import mcmas.core.MCMCommandQueueProperty;
  import mcmas.core.MCMContext;
  import mcmas.core.MCMEvent;
  import mcmas.core.MCMKernel;
  import mcmas.core.MCMMem;
  import mcmas.core.MCMProgram;
  import mcmas.core.MCMUtils;
  
  import org.jocl.CL;
  import org.jocl.Pointer;
  
  import collembola.model.CollemLoader;
  import collembola.model.CollemModel;
  
  public class CollemSimulation {
  	
  	private final CollemModel model;
  	
  	private MCMContext context;
  	private final MCMCommandQueue queue;
  	private final MCMProgram program;
  	
  	//private final OCLKernel kernel;
  	private final MCMKernel reproduceKernel;
  	private final MCMKernel newArrivalsKernel;
  	private final MCMKernel diffuseKernel;
  	private final MCMKernel deathKernel;
  	
  	//private final OCLMem patchesMem;
  	//private final OCLMem terrainsMem;
  	
  	//private final IntBuffer patchesPopulations;
  	//private final IntBuffer patchesOverflows;
  	//private final IntBuffer patchesOwners;
  	//private final IntBuffer patchesTypes;
  	//private final IntBuffer plotsPopulations;
  	//private final IntBuffer plotSurface;
  	//private final CollemWorld world;
  	
  	private final int [] patchesPopulations;
  	private final int [] newPopulations;
  	private final int [] patchesOverflows;
  	private final int [] plotsPopulations;
  	
  	private final MCMMem patchesPopulationsMem;
  	private final MCMMem patchesOverflowsMem;
  	private final MCMMem patchesOwnersMem;
  	private final MCMMem patchesTypesMem;
  	
  	private final MCMMem newPopulationsMem;
  	
  	private final MCMMem plotsPopulationsMem;
  	private final MCMMem plotsSurfacesMem;
  	
  	private final MCMMem worldMem;
  	
  	public CollemSimulation(CollemModel model) {
  		this(model, new MCMContext());
  	}
  	
  	public CollemSimulation(CollemModel model, MCMContext context) {
  		this.model = model;
  		
  		this.context = context;
  		this.queue = context.createCommandQueue(MCMCommandQueueProperty.ENABLE_PROFILING);
  		
  		//this.patchesMem = context.newBuffer().Using(model.getPatches()).b();
  		//this.terrainsMem = context.newBuffer().Using(model.getTerrains()).b();
  		//this.populationsMem = context.newBuffer().Using(model.getPopulations()).b();
  		//this.worldMem = context.newBuffer().Using(model.getWorld()).b();
  		
  		this.program = MCMUtils.compileFile(context, "kernels/collembola.cl",
  				" -DWIDTH=" + model.getWidth() + " -DHEIGHT=" + model.getHeight());
  		//this.kernel = program.createKernel("collembola");
  		
  		//this.kernel = program.createKernel("diffusion");
  		this.reproduceKernel = program.createKernel("reproduction");
  		this.newArrivalsKernel = program.createKernel("newArrivals");
  		this.diffuseKernel = program.createKernel("diffusion");
  		this.deathKernel = program.createKernel("death");
  		
  		/*this.patchesPopulations = new int[(model.getHeight() + 2) * (model.getWidth() + 2)];
  		this.newPopulations = new int[(model.getHeight() + 2) * (model.getWidth() + 2)];
  		this.patchesOverflows = new int[model.getHeight() * model.getWidth()];*/
  		
  		this.patchesPopulations = model.getPatchesPopulations();
  		//this.patchesPopulations = new int[model.getHeight() * model.getWidth()];
  		this.newPopulations = new int[model.getHeight() * model.getWidth()];
  		this.patchesOverflows = new int[(model.getHeight() + 2) * (model.getWidth() + 2)];
  		
  		for (int i = 0; i < model.getWorld().width; i++) {
  			this.patchesPopulations[model.getHeight() / 2 * model.getWidth() + i] = 100;
  		}
  		//this.patchesPopulations[8 * 8] = 1000;
  		//this.patchesPopulations[8 * 8] = 1000;
  		
  		this.plotsPopulations = new int[model.getPlotsSurfaces().length];
  		
  		this.patchesPopulationsMem = context.newBuffer().Using(patchesPopulations).b();
  		this.newPopulationsMem = context.newBuffer().Using(newPopulations).b();
  		
  		this.patchesOwnersMem = context.newBuffer().Using(model.getPatchesOwners()).b();
  		this.patchesTypesMem = context.newBuffer().Using(model.getPatchesTypes()).b();
  		this.patchesOverflowsMem = context.newBuffer().Using(patchesOverflows).b();
  		
  		this.plotsSurfacesMem = context.newBuffer().Using(model.getPlotsSurfaces()).b();
  		this.plotsPopulationsMem = context.newBuffer().Using(plotsPopulations).b();
  		this.worldMem = context.newBuffer().Using(model.getWorld()).b();
  	}
  	
  	/*
  	public void prepare() {
  		int [] terrains = model.getTerrains();
  		
  		System.out.println(Arrays.toString(model.getPopulations()));
  		
  		//kernel.setArguments(patchesMem, model.getWidth());
  		kernel.setArguments(populationsMem, terrainsMem, model.getWidth(), model.getHeight());
  		queue.enqueueKernel(kernel, 2, new long[] { model.getHeight(),  model.getWidth() });
  		
  		queue.blockingReadBuffer(terrainsMem, Pointer.to(terrains), 0, terrainsMem.getSize());
  		
  		
  		System.out.println(Arrays.toString(terrains));
  		
  		queue.enqueueCopyBuffer(terrainsMem, populationsMem, 0, 0, terrainsMem.getSize());
  		queue.enqueueKernel(kernel, 2, new long[] { model.getHeight(),  model.getWidth() });
  		queue.blockingReadBuffer(terrainsMem, Pointer.to(terrains), 0, terrainsMem.getSize());
  		
  		//System.out.println(Arrays.toString(model.getPatches()));
  		//System.out.println(Arrays.toString(terrains));
  		
  		System.out.println(Arrays.toString(terrains));
  		
  		queue.enqueueCopyBuffer(terrainsMem, populationsMem, 0, 0, terrainsMem.getSize());
  		queue.enqueueKernel(kernel, 2, new long[] { model.getHeight(),  model.getWidth() });
  		queue.blockingReadBuffer(terrainsMem, Pointer.to(terrains), 0, terrainsMem.getSize());
  		
  		//System.out.println(Arrays.toString(model.getPatches()));
  		//System.out.println(Arrays.toString(terrains));
  		
  		System.out.println(Arrays.toString(terrains));
  		
  		queue.enqueueCopyBuffer(terrainsMem, populationsMem, 0, 0, terrainsMem.getSize());
  		queue.enqueueKernel(kernel, 2, new long[] { model.getHeight(),  model.getWidth() });
  		queue.blockingReadBuffer(terrainsMem, Pointer.to(terrains), 0, terrainsMem.getSize());
  		
  		//System.out.println(Arrays.toString(model.getPatches()));
  		//System.out.println(Arrays.toString(terrains));
  		
  		System.out.println(Arrays.toString(terrains));
  		
  		queue.enqueueCopyBuffer(terrainsMem, populationsMem, 0, 0, terrainsMem.getSize());
  		queue.enqueueKernel(kernel, 2, new long[] { model.getHeight(),  model.getWidth() });
  		queue.blockingReadBuffer(terrainsMem, Pointer.to(terrains), 0, terrainsMem.getSize());
  		
  		//System.out.println(Arrays.toString(model.getPatches()));
  		//System.out.println(Arrays.toString(terrains));
  		
  		System.out.println(Arrays.toString(terrains));
  	}*/
  	
  	public void run() {
  		newArrivalsKernel.setArguments(worldMem, patchesPopulationsMem, patchesOwnersMem, plotsPopulationsMem, plotsSurfacesMem);
  		reproduceKernel.setArguments(worldMem, patchesPopulationsMem, patchesOwnersMem, plotsPopulationsMem);
  		diffuseKernel.setArguments(worldMem, patchesPopulationsMem, patchesOverflowsMem, newPopulationsMem);
  		deathKernel.setArguments(worldMem, patchesPopulationsMem, patchesTypesMem);
  		
  		MCMEvent newArrivalFinished, reproduceFinished, diffuseFinished, copyFinished, deathFinished;
  		
  		int i = 1;
  		
  		MCMChrono totalTime = new MCMChrono("totalTime");
  		totalTime.start();
  		
  		while (true) {
  			newArrivalFinished = enqueueKernel(newArrivalsKernel);
  			reproduceFinished = enqueueKernel(reproduceKernel, newArrivalFinished);
  			diffuseFinished = enqueueKernel(diffuseKernel, reproduceFinished);
  			copyFinished = queue.enqueueCopyBuffer(newPopulationsMem, patchesPopulationsMem, 0L, 0L, patchesPopulationsMem.getSize(), diffuseFinished);
  			MCMEvent.waitFor(copyFinished);
  			deathFinished = enqueueKernel(deathKernel, copyFinished);
  			
  			queue.blockingReadBuffer(plotsPopulationsMem, Pointer.to(plotsPopulations), 0, plotsPopulationsMem.getSize(), deathFinished);
  			queue.blockingReadBuffer(patchesPopulationsMem, Pointer.to(patchesPopulations), 0, patchesPopulationsMem.getSize(), deathFinished);
  			queue.blockingReadBuffer(patchesOverflowsMem, Pointer.to(patchesOverflows), 0, patchesOverflowsMem.getSize(), deathFinished);
  			/*queue.flush();
  			queue.finish();*/
  			
  			/*OCLUtils.printEventStats("newArrivals", newArrivalFinished);
  			OCLUtils.printEventStats("reproduction", reproduceFinished);
  			OCLUtils.printEventStats("diffusion", diffuseFinished);
  			OCLUtils.printEventStats("swapBuffers", copyFinished);
  			OCLUtils.printEventStats("death", deathFinished);*/
  						
  			// FIXME
  			//CollemUtils.savePicture(patchesPopulations, model.getWidth(), "pop", i);
  			//CollemUtils.savePicture(patchesOverflows, model.getWidth() + 2, "over", i);
  			i++;
  			
  			if (i == 100) break;
  		}
  		
  		//queue.flush();
  		queue.finish();
  		
  		System.out.println("For " + i + "iterations," + totalTime.stop());
  	}
  
  	public void release() {
  		worldMem.release();
  		
  		patchesOverflowsMem.release();
  		patchesTypesMem.release();
  		patchesOwnersMem.release();
  		patchesPopulationsMem.release();
  		newPopulationsMem.release();
  		
  		plotsPopulationsMem.release();
  		plotsSurfacesMem.release();
  		
  		newArrivalsKernel.release();
  		reproduceKernel.release();
  		diffuseKernel.release();
  		deathKernel.release();
  		
  		program.release();
  		queue.release();
  		context.release();
  	}
  	
  	public static void main(String[] args) throws MalformedURLException {
  		CollemModel model = CollemLoader.load(256, 256, new URL("file://data/site4.shp"));
  		model.getWorld().growthRate = 3f;
  		model.getWorld().diffusionThreshold = 0f;
  		model.getWorld().diffusionRate = 0.5f;
  		
  		OptionParser parser = new OptionParser();
  		
  		parser.accepts("cpu", "Force OpenCL CPU mode");
  		
  		OptionSet options = parser.parse(args);
  		
  		MCMContext context = (options.has("cpu") ? new MCMContext(CL.CL_DEVICE_TYPE_CPU) : new MCMContext());
  		
  		//model.savePicture();
  		CollemSimulation sim = new CollemSimulation(model, context);
  		
  		//System.out.println(Arrays.toString(model.getPatchesOwners()));
  		//CollemUtils.savePicture(model.getPatchesOwners(), model.getWidth(), "owners", 0);
  		//CollemUtils.savePicture(sim.patchesPopulations, model.getWidth(), "pop", 0);
  		sim.run();
  	}
  	
  	private MCMEvent enqueueKernel(MCMKernel kernel, MCMEvent... events) {
  		MCMEvent e = queue.enqueueKernel(kernel, 2, new long[] { model.getHeight(),  model.getWidth() }, events);
  		//queue.flush();
  		//queue.finish();-
  		return e;
  	}
  	
  }