#include <irrlicht/irrlicht.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/time.h>

using namespace irr;
using namespace scene;
using namespace video;

static struct timeval tick;

static void settime() {
	gettimeofday(&tick, NULL);
}

static void gettime() {
	struct timeval tmp;
	gettimeofday(&tmp, NULL);

	int usec = (tmp.tv_sec - tick.tv_sec) * 1000000;
	usec += (tmp.tv_usec - tick.tv_usec);

	printf("%d\n", usec);

	settime();
}


int main(int argc, char **argv) {

	IrrlichtDevice *dev = createDevice(EDT_NULL);
	IMeshCache *c = dev->getSceneManager()->getMeshCache();
	IAnimatedMesh *t, *m = dev->getSceneManager()->addArrowMesh("first");
	t = m;

	unsigned int rounds = 10000, i;
	char name[10];

	if (argv[1]) rounds = atoi(argv[1]);

	printf("\n\tDoing %u test rounds. Numbers in usecs.\n\n", rounds);

	printf("Adding meshes: ");
	settime();
	for (i = 0; i < rounds; i++) {
		sprintf(name, "%u", i);
		c->addMesh(name, m);
	}
	gettime();

	printf("Searching: ");
	for (i = 0; i < rounds*2; i+=2) {
		sprintf(name, "%u", i);
		c->getMeshByName(name);
	}
	gettime();

	printf("Deleting: ");
	for (i = 0; i < rounds; i++) {
		sprintf(name, "%u", i);
		m = c->getMeshByName(name);
		c->removeMesh(m);
	}
	gettime();

	m = t;
	printf("Add-search cycles: ");
	for (i = 0; i < rounds; i++) {
		sprintf(name, "%u", i);
		c->addMesh(name, m);
		c->getMeshByName(name);
	}
	gettime();



	dev->drop();
	return 0;
}