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src/collembola/CollemSimulation2.java
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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;
//import collembola.model.CollemUtils;
public class CollemSimulation2 {
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 CollemSimulation2(CollemModel model) {
this(model, new MCMContext());
}
public CollemSimulation2(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/collembola2.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(int nbIterations) {
newArrivalsKernel.setArguments(worldMem, patchesPopulationsMem, patchesOwnersMem, plotsPopulationsMem, plotsSurfacesMem, patchesTypesMem);
reproduceKernel.setArguments(worldMem, patchesPopulationsMem, patchesOwnersMem, plotsPopulationsMem, patchesTypesMem);
diffuseKernel.setArguments(worldMem, patchesPopulationsMem, patchesOverflowsMem, newPopulationsMem, patchesTypesMem);
deathKernel.setArguments(worldMem, patchesPopulationsMem, patchesTypesMem);
MCMEvent newArrivalFinished, reproduceFinished, diffuseFinished, copyFinished, deathFinished;
//int i = 1;
MCMChrono totalTime = new MCMChrono("totalTime");
totalTime.start();
//System.out.println(Arrays.toString(model.getPatchesTypes()));
for (int i = 0; i < nbIterations; i++) {
//while (true) {
newArrivalFinished = enqueueKernel(newArrivalsKernel);
reproduceFinished = enqueueKernel(reproduceKernel, newArrivalFinished);
diffuseFinished = enqueueKernel(diffuseKernel, reproduceFinished);
copyFinished = queue.enqueueCopyBuffer(newPopulationsMem, patchesPopulationsMem, 0L, 0L, patchesPopulationsMem.getSize(), diffuseFinished);
//OCLEvent.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);*/
// TODO: Uncomment these line for population pictures
//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 " + nbIterations + " 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 {
OptionParser parser = new OptionParser();
parser.accepts("cpu", "Force OpenCL CPU mode");
parser.accepts("scale", "Scale to use").withRequiredArg()
.ofType(Integer.class).defaultsTo(1);
parser.accepts("n", "Number of iterations to execute").withRequiredArg()
.ofType(Integer.class).defaultsTo(500);
OptionSet options = parser.parse(args);
MCMContext context = null;
if (options.has("cpu")) {
System.out.println("Forcing OpenCL CPU mode...");
context = new MCMContext(CL.CL_DEVICE_TYPE_CPU);
} else {
context = new MCMContext();
}
final int nbIterations = (Integer) options.valueOf("n");
final int scale = (Integer) options.valueOf("scale");
System.out.println("Using scale: " + scale);
CollemModel model = CollemLoader.load(scale * 256, scale * 256, new URL("file://data/site4.shp"));
model.getWorld().growthRate = 3f;
model.getWorld().diffusionThreshold = 0f;
model.getWorld().diffusionRate = 0.5f;
//model.savePicture();
CollemSimulation2 sim = new CollemSimulation2(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(nbIterations);
sim.release();
}
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;
}
}
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