Cube  Diff

	char mapname[_MAXDEFSTR] = { 0 };
	char buf[8];
	gzread(f, buf, 8);
	if (strncmp(buf, "CUBESAVE", 8))
		goto out;
	if (gzgetc(f) != islittleendian)
		goto out; // not supporting save->load accross
		          // incompatible architectures simpifies things
		          // a LOT
	if (gzgeti() != SAVEGAMEVERSION ||
	    gzgeti() != DynamicEntity.serializedSize)
		goto out;
	gzread(f, mapname, _MAXDEFSTR);
	nextmode = gzgeti();
	// continue below once map has been loaded and client & server
	// have updated
	changemap(@(mapname));
	return;
out:
	conoutf(@"aborting: savegame/demo from a different version of "
	        @"cube or cpu architecture");
	stop();
}

COMMAND(loadgame, ARG_1STR, (^ (OFString *name) {
	OFString *path = [OFString stringWithFormat:
	    @"savegames/%@.csgz", name];
	OFIRI *IRI = [Cube.sharedInstance.userDataIRI
	    IRIByAppendingPathComponent: path];
	loadstate(IRI);
}))

void
loadgameout()
{
	stop();
	conoutf(@"loadgame incomplete: savegame from a different version of "
	        @"this map");
}

void
loadgamerest()
{
	if (demoplayback || !f)
		return;

	setclient(democlientnum, [Player.player1 copy]);
	readdemotime();
}

VAR(demodelaymsec, 0, 120, 500);

// spline interpolation
#define catmulrom(z, a, b, c, s, dest)                                  \
	{                                                               \
		OFVector3D t1 = OFSubtractVectors3D(b, z);              \
		t1 = OFMultiplyVector3D(t1, 0.5f);                      \
                                                                        \
		OFVector3D t2 = OFSubtractVectors3D(c, a);              \
		t2 = OFMultiplyVector3D(t2, 0.5f);                      \
                                                                        \
		float s2 = s * s;                                       \
		float s3 = s * s2;                                      \
                                                                        \
		dest = OFMultiplyVector3D(a, 2 * s3 - 3 * s2 + 1);      \
		OFVector3D t = OFMultiplyVector3D(b, -2 * s3 + 3 * s2); \
		dest = OFAddVectors3D(dest, t);                         \
		t1 = OFMultiplyVector3D(t1, s3 - 2 * s2 + s);           \
		dest = OFAddVectors3D(dest, t1);                        \
		t2 = OFMultiplyVector3D(t2, s3 - s2);                   \
		dest = OFAddVectors3D(dest, t2);                        \
	}

void
fixwrap(DynamicEntity *a, DynamicEntity *b)
{
	while (b.yaw - a.yaw > 180)
		a.yaw += 360;

				gzgetv(&dorig);
				particle_splash(3, ddamage, 1000, dorig);
			}
			// FIXME: set more client state here
		}

		// insert latest copy of player into history
		if (extras &&
		    (playerhistory.count == 0 ||
		        playerhistory.lastObject.lastUpdate != playbacktime)) {
			Player *d = [target copy];
			d.lastUpdate = playbacktime;

			if (playerhistory == nil)
				playerhistory = [[OFMutableArray alloc] init];

			[playerhistory addObject: d];