Remove loop[ijkl]

They confused clang-format a lot.

FossilOrigin-Name: 6b85eefc857c74c00d7ef693e312cc15df53201a6712aee8ba8d57c643c1703b

src/MD2.m

@@ -127,8 +127,7 @@ snap(int sn, float f)
 	struct md2_frame *cf =
 	    (struct md2_frame *)((char *)_frames + _frameSize * frame);
 	float sc = 16.0f / scale;
-	loop(vi, _numVerts)
+	for (int vi = 0; vi < _numVerts; vi++) {
-	{
 		uchar *cv = (uchar *)&cf->vertices[vi].vertex;
 		OFVector3D *v = &(_mverts[frame])[vi];
 		v->x = (snap(sn, cv[0] * cf->scale[0]) + cf->translate[0]) / sc;
@@ -149,9 +148,9 @@ snap(int sn, float f)
                    snap:(int)sn
                basetime:(int)basetime
 {
-	loopi(range) if (!_mverts[frame + i])[self scaleWithFrame:frame + i
+	for (int i = 0; i < range; i++)
-	                                                    scale:sc
+		if (!_mverts[frame + i])
-	                                                     snap:sn];
+			[self scaleWithFrame:frame + i scale:sc snap:sn];
 
 	glPushMatrix();
 	glTranslatef(position.x, position.y, position.z);
@@ -192,8 +191,7 @@ snap(int sn, float f)
 				numVertex = -numVertex;
 			}
 
-			loopi(numVertex)
+			for (int i = 0; i < numVertex; i++) {
-			{
 				float tu = *((float *)command++);
 				float tv = *((float *)command++);
 				glTexCoord2f(tu, tv);

src/clientgame.m

@@ -198,8 +198,8 @@ updateworld(int millis) // main game update loop
 void
 entinmap(DynamicEntity *d)
 {
-	loopi(100) // try max 100 times
+	// try max 100 times
-	{
+	for (int i = 0; i < 100; i++) {
 		float dx = (rnd(21) - 10) / 10.0f * i; // increasing distance
 		float dy = (rnd(21) - 10) / 10.0f * i;
 		OFVector3D old = d.origin;
@@ -221,7 +221,8 @@ void
 spawnplayer(DynamicEntity *d)
 {
 	int r = fixspawn-- > 0 ? 4 : rnd(10) + 1;
-	loopi(r) spawncycle = findentity(PLAYERSTART, spawncycle + 1);
+	for (int i = 0; i < r; i++)
+		spawncycle = findentity(PLAYERSTART, spawncycle + 1);
 	if (spawncycle != -1) {
 		d.origin = OFMakeVector3D(
 		    ents[spawncycle].x, ents[spawncycle].y, ents[spawncycle].z);

src/clients.m

@@ -213,8 +213,7 @@ addmsg(int rel, int num, int type, ...)
 
 	va_list marker;
 	va_start(marker, type);
-	loopi(num - 1)
+	for (int i = 0; i < num - 1; i++) {
-	{
 		int tmp = va_arg(marker, int);
 		[msg addItem:&tmp];
 	}
@@ -345,7 +344,7 @@ c2sinfo(DynamicEntity *d)
 			// send messages collected during the previous frames
 			if (*(int *)[msg itemAtIndex:1])
 				packet->flags = ENET_PACKET_FLAG_RELIABLE;
-			loopi(*(int *)[msg itemAtIndex:0])
+			for (int i = 0; i < *(int *)[msg itemAtIndex:0]; i++)
 				putint(&p, *(int *)[msg itemAtIndex:i + 2]);
 		}
 		[messages removeAllObjects];

src/commands.m

@@ -240,8 +240,7 @@ execute(OFString *string, bool isDown)
 	for (bool cont = true; cont;) {
 		// for each ; seperated statement
 		int numargs = MAXWORDS;
-		loopi(MAXWORDS)
+		for (int i = 0; i < MAXWORDS; i++) {
-		{
 			// collect all argument values
 			w[i] = @"";
 			if (i > numargs)
@@ -421,8 +420,7 @@ loopa(OFString *times, OFString *body)
 {
 	int t = times.cube_intValue;
 
-	loopi(t)
+	for (int i = 0; i < t; i++) {
-	{
 		intset(@"i", i);
 		execute(body, true);
 	}
@@ -477,8 +475,7 @@ at(OFString *s_, OFString *pos)
 	char *copy __attribute__((__cleanup__(cleanup))) =
 	    strdup(s_.UTF8String);
 	char *s = copy;
-	loopi(n)
+	for (int i = 0; i < n; i++) {
-	{
 		s += strcspn(s, " \0");
 		s += strspn(s, " ");
 	}

src/console.m

@@ -95,12 +95,10 @@ renderconsole()
 		i++;
 	}
 
-	loopj(nd)
+	for (int j = 0; j < nd; j++)
-	{
 		draw_text(refs[j], FONTH / 3,
 		    (FONTH / 4 * 5) * (nd - j - 1) + FONTH / 3, 2);
 }
-}
 
 // keymap is defined externally in keymap.cfg
 

src/editing.m

@@ -33,11 +33,12 @@ bool selset = false;
 #define loopselxy(b)                                                       \
 	{                                                                  \
 		makeundo();                                                \
-		loop(x, sel->xs) loop(y, sel->ys)                  \
+		for (int x = 0; x < sel->xs; x++) {                        \
-		{                                                  \
+			for (int y = 0; y < sel->ys; y++) {                \
 				struct sqr *s = S(sel->x + x, sel->y + y); \
 				b;                                         \
 			}                                                  \
+		}                                                          \
 		remip(sel, 0);                                             \
 	}
 
@@ -291,8 +292,10 @@ void
 copy()
 {
 	EDITSELMP;
+
 	if (copybuf)
 		OFFreeMemory(copybuf);
+
 	copybuf = blockcopy(&sel);
 }
 
@@ -321,8 +324,7 @@ void
 tofronttex() // maintain most recently used of the texture lists when applying
              // texture
 {
-	loopi(3)
+	for (int i = 0; i < 3; i++) {
-	{
 		int c = curedittex[i];
 		if (c >= 0) {
 			uchar *p = hdr.texlists[i];
@@ -371,6 +373,7 @@ void
 editheight(int flr, int amount)
 {
 	EDITSEL;
+
 	bool isfloor = flr == 0;
 	editheightxy(isfloor, amount, &sel);
 	addmsg(1, 7, SV_EDITH, sel.x, sel.y, sel.xs, sel.ys, isfloor, amount);
@@ -400,12 +403,15 @@ void
 edittex(int type, int dir)
 {
 	EDITSEL;
+
 	if (type < 0 || type > 3)
 		return;
+
 	if (type != lasttype) {
 		tofronttex();
 		lasttype = type;
 	}
+
 	int atype = type == 3 ? 1 : type;
 	int i = curedittex[atype];
 	i = i < 0 ? 0 : i + dir;
@@ -419,8 +425,9 @@ void
 replace()
 {
 	EDITSELMP;
-	loop(x, ssize) loop(y, ssize)
+
-	{
+	for (int x = 0; x < ssize; x++) {
+		for (int y = 0; y < ssize; y++) {
 			struct sqr *s = S(x, y);
 			switch (lasttype) {
 			case 0:
@@ -441,6 +448,8 @@ replace()
 				break;
 			}
 		}
+	}
+
 	struct block b = { 0, 0, ssize, ssize };
 	remip(&b, 0);
 }
@@ -455,12 +464,14 @@ void
 edittype(int type)
 {
 	EDITSEL;
+
 	if (type == CORNER &&
 	    (sel.xs != sel.ys || sel.xs == 3 || (sel.xs > 4 && sel.xs != 8) ||
 	        sel.x & ~-sel.xs || sel.y & ~-sel.ys)) {
 		conoutf(@"corner selection must be power of 2 aligned");
 		return;
 	}
+
 	edittypexy(type, &sel);
 	addmsg(1, 6, SV_EDITS, sel.x, sel.y, sel.xs, sel.ys, type);
 }
@@ -509,8 +520,10 @@ editequalisexy(bool isfloor, const struct block *sel)
 void
 equalize(int flr)
 {
-	bool isfloor = flr == 0;
+	bool isfloor = (flr == 0);
+
 	EDITSEL;
+
 	editequalisexy(isfloor, &sel);
 	addmsg(1, 6, SV_EDITE, sel.x, sel.y, sel.xs, sel.ys, isfloor);
 }
@@ -527,6 +540,7 @@ void
 setvdelta(int delta)
 {
 	EDITSEL;
+
 	setvdeltaxy(delta, &sel);
 	addmsg(1, 6, SV_EDITD, sel.x, sel.y, sel.xs, sel.ys, delta);
 }
@@ -540,7 +554,9 @@ archvertex(int span, int vert, int delta)
 {
 	if (!archvinit) {
 		archvinit = true;
-		loop(s, MAXARCHVERT) loop(v, MAXARCHVERT) archverts[s][v] = 0;
+		for (int s = 0; s < MAXARCHVERT; s++)
+			for (int v = 0; v < MAXARCHVERT; v++)
+				archverts[s][v] = 0;
 	}
 	if (span >= MAXARCHVERT || vert >= MAXARCHVERT || span < 0 || vert < 0)
 		return;
@@ -551,12 +567,15 @@ void
 arch(int sidedelta, int _a)
 {
 	EDITSELMP;
+
 	sel.xs++;
 	sel.ys++;
+
 	if (sel.xs > MAXARCHVERT)
 		sel.xs = MAXARCHVERT;
 	if (sel.ys > MAXARCHVERT)
 		sel.ys = MAXARCHVERT;
+
 	struct block *sel_ = &sel;
 	// Ugly hack to make the macro work.
 	struct block *sel = sel_;
@@ -572,13 +591,16 @@ void
 slope(int xd, int yd)
 {
 	EDITSELMP;
+
 	int off = 0;
 	if (xd < 0)
 		off -= xd * sel.xs;
 	if (yd < 0)
 		off -= yd * sel.ys;
+
 	sel.xs++;
 	sel.ys++;
+
 	struct block *sel_ = &sel;
 	// Ugly hack to make the macro work.
 	struct block *sel = sel_;
@@ -590,15 +612,22 @@ void
 perlin(int scale, int seed, int psize)
 {
 	EDITSELMP;
+
 	sel.xs++;
 	sel.ys++;
+
 	makeundo();
+
 	sel.xs--;
 	sel.ys--;
+
 	perlinarea(&sel, scale, seed, psize);
+
 	sel.xs++;
 	sel.ys++;
+
 	remipmore(&sel, 0);
+
 	sel.xs--;
 	sel.ys--;
 }
@@ -607,13 +636,15 @@ VARF(
     fullbright, 0, 0, 1, if (fullbright) {
 	    if (noteditmode())
 		    return;
-	    loopi(mipsize) world[i].r = world[i].g = world[i].b = 176;
+	    for (int i = 0; i < mipsize; i++)
+		    world[i].r = world[i].g = world[i].b = 176;
     });
 
 void
 edittag(int tag)
 {
 	EDITSELMP;
+
 	struct block *sel_ = &sel;
 	// Ugly hack to make the macro work.
 	struct block *sel = sel_;
@@ -624,6 +655,7 @@ void
 newent(OFString *what, OFString *a1, OFString *a2, OFString *a3, OFString *a4)
 {
 	EDITSEL;
+
 	newentity(sel.x, sel.y, (int)player1.origin.z, what,
 	    [a1 cube_intValueWithBase:0], [a2 cube_intValueWithBase:0],
 	    [a3 cube_intValueWithBase:0], [a4 cube_intValueWithBase:0]);

src/menus.m

@@ -61,8 +61,7 @@ rendermenu()
 		title = m.name;
 	int mdisp = m.items.count;
 	int w = 0;
-	loopi(mdisp)
+	for (int i = 0; i < mdisp; i++) {
-	{
 		int x = text_width(m.items[i].text);
 		if (x > w)
 			w = x;
@@ -83,8 +82,7 @@ rendermenu()
 		blendbox(
 		    x - FONTH, bh - 10, x + w + FONTH, bh + FONTH + 10, false);
 	}
-	loopj(mdisp)
+	for (int j = 0; j < mdisp; j++) {
-	{
 		draw_text(m.items[j].text, x, y, 2);
 		y += step;
 	}

src/physics.m

@@ -358,8 +358,8 @@ moveplayer4(DynamicEntity *pl, int moveres, bool local, int curtime)
 		// extra smoothness when lifting up stairs
 		const float rise = speed / moveres / 1.2f;
 
-		loopi(moveres) // discrete steps collision detection & sliding
+		// discrete steps collision detection & sliding
-		{
+		for (int i = 0; i < moveres; i++) {
 			// try move forward
 			pl.origin = OFAddVector3D(pl.origin,
 			    OFMakeVector3D(f * d.x, f * d.y, f * d.z));
@@ -441,7 +441,9 @@ moveplayer4(DynamicEntity *pl, int moveres, bool local, int curtime)
 void
 moveplayer(DynamicEntity *pl, int moveres, bool local)
 {
-	loopi(physicsrepeat) moveplayer4(pl, moveres, local,
+	for (int i = 0; i < physicsrepeat; i++)
+		moveplayer4(pl, moveres, local,
 		    i ? curtime / physicsrepeat
-	      : curtime - curtime / physicsrepeat * (physicsrepeat - 1));
+		      : curtime -
+		            curtime / physicsrepeat * (physicsrepeat - 1));
 }

src/renderextras.m

@@ -95,8 +95,7 @@ void
 newsphere(const OFVector3D *o, float max, int type)
 {
 	if (!sinit) {
-		loopi(MAXSPHERES)
+		for (int i = 0; i < MAXSPHERES; i++) {
-		{
 			spheres[i].next = sempty;
 			sempty = &spheres[i];
 		}
@@ -218,8 +217,7 @@ loadsky(OFString *basename)
 	static const OFString *side[] = { @"ft", @"bk", @"lf", @"rt", @"dn",
 		@"up" };
 	int texnum = 14;
-	loopi(6)
+	for (int i = 0; i < 6; i++) {
-	{
 		OFString *path = [OFString
 		    stringWithFormat:@"packages/%@_%@.jpg", basename, side[i]];
 

src/rendergl.m

@@ -112,8 +112,7 @@ installtex(int tnum, OFIRI *IRI, int *xs, int *ys, bool clamp)
 	}
 
 #if 0
-		loopi(s->w * s->h * 3)
+	for (int i = 0; i < s->w * s->h * 3; i++) {
-		{
 		uchar *p = (uchar *)s->pixels + i;
 		*p = 255 - *p;
 	}
@@ -179,7 +178,9 @@ static OFString *mapname[256][MAXFRAMES];
 void
 purgetextures()
 {
-	loopi(256) loop(j, MAXFRAMES) mapping[i][j] = 0;
+	for (int i = 0; i < 256; i++)
+		for (int j = 0; j < MAXFRAMES; j++)
+			mapping[i][j] = 0;
 }
 
 int curtexnum = 0;
@@ -221,8 +222,8 @@ lookuptexture(int tex, int *xs, int *ys)
 	if (tid == 0)
 		return 1; // crosshair :)
 
-	loopi(curtex) // lazily happens once per "texture" command, basically
+	// lazily happens once per "texture" command, basically
-	{
+	for (int i = 0; i < curtex; i++) {
 		if ([mapname[tex][frame] isEqual:texname[i]]) {
 			mapping[tex][frame] = tid = i + FIRSTTEX;
 			*xs = texx[i];

src/renderparticles.m

@@ -21,8 +21,7 @@ static void
 newparticle(const OFVector3D *o, const OFVector3D *d, int fade, int type)
 {
 	if (!parinit) {
-		loopi(MAXPARTICLES)
+		for (int i = 0; i < MAXPARTICLES; i++) {
-		{
 			particles[i].next = parempty;
 			parempty = &particles[i];
 		}
@@ -138,8 +137,7 @@ render_particles(int time)
 void
 particle_splash(int type, int num, int fade, const OFVector3D *p)
 {
-	loopi(num)
+	for (int i = 0; i < num; i++) {
-	{
 		const int radius = type == 5 ? 50 : 150;
 		int x, y, z;
 		do {
@@ -158,8 +156,7 @@ particle_trail(int type, int fade, const OFVector3D *s, const OFVector3D *e)
 	vdist(d, v, *s, *e);
 	vdiv(v, d * 2 + 0.1f);
 	OFVector3D p = *s;
-	loopi((int)d * 2)
+	for (int i = 0; i < ((int)d * 2); i++) {
-	{
 		vadd(p, v);
 		OFVector3D d =
 		    OFMakeVector3D(rnd(11) - 5, rnd(11) - 5, rnd(11) - 5);

src/savegamedemo.m

@@ -245,13 +245,14 @@ loadgamerest()
 	[Monster restoreAll];
 
 	int nplayers = gzgeti();
-	loopi(nplayers) if (!gzget())
+	for (int i = 0; i < nplayers; i++) {
-	{
+		if (!gzget()) {
 			DynamicEntity *d = getclient(i);
 			assert(d);
 			gzread(f, data.mutableItems, data.count);
 			[d setFromSerializedData:data];
 		}
+	}
 
 	conoutf(@"savegame restored");
 	if (demoloading)
@@ -321,7 +322,8 @@ incomingdemodata(uchar *buf, int len, bool extras)
 		gzputi(player1.health);
 		gzputi(player1.armour);
 		gzput(player1.armourType);
-		loopi(NUMGUNS) gzput(player1.ammo[i]);
+		for (int i = 0; i < NUMGUNS; i++)
+			gzput(player1.ammo[i]);
 		gzput(player1.state);
 		gzputi(bdamage);
 		bdamage = 0;
@@ -448,7 +450,8 @@ demoplaybackstep()
 			target.health = gzgeti();
 			target.armour = gzgeti();
 			target.armourType = gzget();
-			loopi(NUMGUNS) target.ammo[i] = gzget();
+			for (int i = 0; i < NUMGUNS; i++)
+				target.ammo[i] = gzget();
 			target.state = gzget();
 			target.lastMove = playbacktime;
 			if ((bdamage = gzgeti()))

src/server.m

@@ -253,7 +253,8 @@ process(ENetPacket *packet, int sender) // sender may be -1
 			}
 			int size = msgsizelookup(type);
 			assert(size != -1);
-			loopi(size - 2) getint(&p);
+			for (int i = 0; i < size - 2; i++)
+				getint(&p);
 			break;
 		}
 
@@ -280,7 +281,8 @@ process(ENetPacket *packet, int sender) // sender may be -1
 				disconnect_client(sender, @"tag type");
 				return;
 			}
-			loopi(size - 1) getint(&p);
+			for (int i = 0; i < size - 1; i++)
+				getint(&p);
 		}
 		}
 	}
@@ -546,7 +548,8 @@ initserver(bool dedicated, int uprate, OFString *sdesc, OFString *ip,
 		serverhost = enet_host_create(&address, MAXCLIENTS, 0, uprate);
 		if (!serverhost)
 			fatal(@"could not create server host\n");
-		loopi(MAXCLIENTS) serverhost->peers[i].data = (void *)-1;
+		for (int i = 0; i < MAXCLIENTS; i++)
+			serverhost->peers[i].data = (void *)-1;
 	}
 
 	resetserverifempty();

src/sound.m

@@ -146,14 +146,16 @@ updatevol()
 {
 	if (nosound)
 		return;
-	loopi(MAXCHAN) if (soundlocs[i].inuse)
+
-	{
+	for (int i = 0; i < MAXCHAN; i++) {
+		if (soundlocs[i].inuse) {
 			if (Mix_Playing(i))
 				updatechanvol(i, &soundlocs[i].loc);
 			else
 				soundlocs[i].inuse = false;
 		}
 	}
+}
 
 void
 playsoundc(int n)

src/tools.h

@@ -32,13 +32,9 @@ typedef unsigned int uint;
 #define rndreset() (srand(1))
 #define rndtime()                                            \
 	{                                                    \
-		loopi(lastmillis & 0xF) rnd(i + 1); \
+		for (int i = 0; i < (lastmillis & 0xF); i++) \
+			rnd(i + 1);                          \
 	}
-#define loop(v, m) for (int v = 0; v < (m); v++)
-#define loopi(m) loop(i, m)
-#define loopj(m) loop(j, m)
-#define loopk(m) loop(k, m)
-#define loopl(m) loop(l, m)
 
 #ifndef OF_WINDOWS
 # define __cdecl

src/tools.m

@@ -10,11 +10,13 @@ endianswap(
 {
 	if (*((char *)&stride))
 		return;
-	loop(w, length) loop(i, stride / 2)
+
-	{
+	for (int w = 0; w < length; w++) {
+		for (int i = 0; i < stride / 2; i++) {
 			uchar *p = (uchar *)memory + w * stride;
 			uchar t = p[i];
 			p[i] = p[stride - i - 1];
 			p[stride - i - 1] = t;
 		}
 	}
+}

src/weapon.m

@@ -77,8 +77,7 @@ createrays(const OFVector3D *from, const OFVector3D *to)
 {
 	vdist(dist, dvec, *from, *to);
 	float f = dist * SGSPREAD / 1000;
-	loopi(SGRAYS)
+	for (int i = 0; i < SGRAYS; i++) {
-	{
 #define RNDD (rnd(101) - 50) * f
 		OFVector3D r = OFMakeVector3D(RNDD, RNDD, RNDD);
 		sg[i] = *to;
@@ -168,7 +167,7 @@ newprojectile(const OFVector3D *from, const OFVector3D *to, float speed,
 	}
 }
 
-void
+static void
 hit(int target, int damage, __kindof DynamicEntity *d, DynamicEntity *at)
 {
 	OFVector3D o = d.origin;
@@ -205,7 +204,7 @@ radialeffect(
 	}
 }
 
-void
+static void
 splash(Projectile *p, const OFVector3D *v, const OFVector3D *vold,
     int notthisplayer, int notthismonster, int qdam)
 {
@@ -322,7 +321,8 @@ shootv(int gun, const OFVector3D *from, const OFVector3D *to, DynamicEntity *d,
 		break;
 
 	case GUN_SG: {
-		loopi(SGRAYS) particle_splash(0, 5, 200, &sg[i]);
+		for (int i = 0; i < SGRAYS; i++)
+			particle_splash(0, 5, 200, &sg[i]);
 		break;
 	}
 
@@ -371,7 +371,9 @@ raydamage(DynamicEntity *o, const OFVector3D *from, const OFVector3D *to,
 		qdam /= MONSTERDAMAGEFACTOR;
 	if (d.gunSelect == GUN_SG) {
 		int damage = 0;
-		loop(r, SGRAYS) if (intersect(o, from, &sg[r])) damage += qdam;
+		for (int r = 0; r < SGRAYS; r++)
+			if (intersect(o, from, &sg[r]))
+				damage += qdam;
 		if (damage)
 			hitpush(i, damage, o, d, from, to);
 	} else if (intersect(o, from, to))

src/world.m

@@ -19,18 +19,19 @@ void
 settag(int tag, int type)
 {
 	int maxx = 0, maxy = 0, minx = ssize, miny = ssize;
-	loop(x, ssize) loop(y, ssize)
+	for (int x = 0; x < ssize; x++) {
-	{
+		for (int y = 0; y < ssize; y++) {
 			struct sqr *s = S(x, y);
+
 			if (s->tag) {
 				if (tag) {
 					if (tag == s->tag)
 						s->type = SPACE;
 					else
 						continue;
-			} else {
+				} else
 					s->type = type ? SOLID : SPACE;
-			}
+
 				if (x > maxx)
 					maxx = x;
 				if (y > maxy)
@@ -41,16 +42,24 @@ settag(int tag, int type)
 					miny = y;
 			}
 		}
-	struct block b = { minx, miny, maxx - minx + 1, maxy - miny + 1 };
-	if (maxx)
-		remip(&b, 0); // remip minimal area of changed geometry
 	}
 
+	if (maxx) {
+		// remip minimal area of changed geometry
+		struct block b = { minx, miny, maxx - minx + 1,
+			maxy - miny + 1 };
+		remip(&b, 0);
+	}
+}
+
+// reset for editing or map saving
 void
 resettagareas()
 {
 	settag(0, 0);
-} // reset for editing or map saving
+}
+
+// set for playing
 void
 settagareas()
 {
@@ -60,7 +69,7 @@ settagareas()
 		if (ents[i].type == CARROT)
 			setspawn(i, true);
 	}];
-} // set for playing
+}
 
 void
 trigger(int tag, int type, bool savegame)
@@ -123,43 +132,57 @@ remip(const struct block *b, int level)
 			struct sqr *r = SWS(v, x / 2, y / 2, vs);
 			*r = *o[0];
 			uchar nums[MAXTYPE];
-			loopi(MAXTYPE) nums[i] = 0;
+			for (int i = 0; i < MAXTYPE; i++)
-			loopj(4) nums[o[j]->type]++;
+				nums[i] = 0;
+			for (int j = 0; j < 4; j++)
+				nums[o[j]->type]++;
 			// cube contains both solid and space, treated
 			// specially in the renderer
 			r->type = SEMISOLID;
-			loopk(MAXTYPE) if (nums[k] == 4) r->type = k;
+			for (int k = 0; k < MAXTYPE; k++)
+				if (nums[k] == 4)
+					r->type = k;
 			if (!SOLID(r)) {
 				int floor = 127, ceil = -128;
-				loopi(4) if (!SOLID(o[i]))
+				for (int i = 0; i < 4; i++) {
-				{
+					if (!SOLID(o[i])) {
 						int fh = o[i]->floor;
 						int ch = o[i]->ceil;
 						if (r->type == SEMISOLID) {
 							if (o[i]->type == FHF)
-							// crap hack, needed
+								// crap hack,
-							// for rendering large
+								// needed for
-							// mips next to hfs
+								// rendering
-							fh -= o[i]->vdelta / 4 +
+								// large mips
+								// next to hfs
+								fh -=
+								    o[i]->vdelta /
+								        4 +
 								    2;
 							if (o[i]->type == CHF)
-							// FIXME: needs to
+								// FIXME: needs
-							// somehow take into
+								// to somehow
-							// account middle
+								// take into
-							// vertices on higher
+								// account
-							// mips
+								// middle
-							ch += o[i]->vdelta / 4 +
+								// vertices on
+								// higher mips
+								ch +=
+								    o[i]->vdelta /
+								        4 +
 								    2;
 						}
 						if (fh < floor)
 							// take lowest floor and
-						// highest ceil, so we never
+							// highest ceil, so we
-						// have to see missing
+							// never have to see
-						// lower/upper from the side
+							// missing lower/upper
+							// from the side
 							floor = fh;
 						if (ch > ceil)
 							ceil = ch;
 					}
+				}
 				r->floor = floor;
 				r->ceil = ceil;
 			}
@@ -169,8 +192,7 @@ remip(const struct block *b, int level)
 				goto mip;
 			r->defer = 1;
 			if (SOLID(r)) {
-				loopi(3)
+				for (int i = 0; i < 3; i++) {
-				{
 					if (o[i]->wtex != o[3]->wtex)
 						// on an all solid cube, only
 						// thing that needs to be equal
@@ -179,8 +201,7 @@ remip(const struct block *b, int level)
 						goto c;
 				}
 			} else {
-				loopi(3)
+				for (int i = 0; i < 3; i++) {
-				{
 					// perfect mip even if light is not
 					// exactly equal
 					if (o[i]->type != o[3]->type ||
@@ -228,7 +249,9 @@ remip(const struct block *b, int level)
 			{
 				// if any of the constituents is not perfect,
 				// then this one isn't either
-				loopi(4) if (o[i]->defer) goto c;
+				for (int i = 0; i < 4; i++)
+					if (o[i]->defer)
+						goto c;
 			}
 		mip:
 			r->defer = 0;
@@ -322,7 +345,9 @@ delent()
 int
 findtype(OFString *what)
 {
-	loopi(MAXENTTYPES) if ([what isEqual:entnames[i]]) return i;
+	for (int i = 0; i < MAXENTTYPES; i++)
+		if ([what isEqual:entnames[i]])
+			return i;
 	conoutf(@"unknown entity type \"%@\"", what);
 	return NOTUSED;
 }
@@ -428,7 +453,9 @@ findentity(int type, int index)
 	for (int i = index; i < ents.count; i++)
 		if (ents[i].type == type)
 			return i;
-	loopj(index) if (ents[j].type == type) return j;
+	for (int j = 0; j < index; j++)
+		if (ents[j].type == type)
+			return j;
 	return -1;
 }
 
@@ -442,8 +469,7 @@ setupworld(int factor)
 	mipsize = cubicsize * 134 / 100;
 	struct sqr *w = world =
 	    OFAllocZeroedMemory(mipsize, sizeof(struct sqr));
-	loopi(LARGEST_FACTOR * 2)
+	for (int i = 0; i < LARGEST_FACTOR * 2; i++) {
-	{
 		wmip[i] = w;
 		w += cubicsize >> (i * 2);
 	}
@@ -470,8 +496,8 @@ empty_world(int factor, bool force)
 		factor = LARGEST_FACTOR;
 	setupworld(factor);
 
-	loop(x, ssize) loop(y, ssize)
+	for (int x = 0; x < ssize; x++) {
-	{
+		for (int y = 0; y < ssize; y++) {
 			struct sqr *s = S(x, y);
 			s->r = s->g = s->b = 150;
 			s->ftex = DEFAULT_FLOOR;
@@ -483,6 +509,7 @@ empty_world(int factor, bool force)
 			s->vdelta = 0;
 			s->defer = 0;
 		}
+	}
 
 	strncpy(hdr.head, "CUBE", 4);
 	hdr.version = MAPVERSION;
@@ -490,11 +517,12 @@ empty_world(int factor, bool force)
 	hdr.sfactor = sfactor;
 
 	if (copy) {
-		loop(x, ssize / 2) loop(y, ssize / 2)
+		for (int x = 0; x < ssize / 2; x++) {
-		{
+			for (int y = 0; y < ssize / 2; y++) {
 				*S(x + ssize / 4, y + ssize / 4) =
 				    *SWS(oldworld, x, y, ssize / 2);
 			}
+		}
 
 		for (Entity *e in ents) {
 			e.x += ssize / 4;
@@ -504,8 +532,11 @@ empty_world(int factor, bool force)
 		char buffer[128] = "Untitled Map by Unknown";
 		memcpy(hdr.maptitle, buffer, 128);
 		hdr.waterlevel = -100000;
-		loopi(15) hdr.reserved[i] = 0;
+		for (int i = 0; i < 15; i++)
-		loopk(3) loopi(256) hdr.texlists[k][i] = i;
+			hdr.reserved[i] = 0;
+		for (int k = 0; k < 3; k++)
+			for (int i = 0; i < 256; i++)
+				hdr.texlists[k][i] = i;
 		[ents removeAllObjects];
 		struct block b = { 8, 8, ssize - 16, ssize - 16 };
 		edittypexy(SPACE, &b);

src/worldio.m

@@ -61,9 +61,10 @@ nhf(struct sqr *s)
 void
 voptimize() // reset vdeltas on non-hf cubes
 {
-	loop(x, ssize) loop(y, ssize)
+	for (int x = 0; x < ssize; x++) {
-	{
+		for (int y = 0; y < ssize; y++) {
 			struct sqr *s = S(x, y);
+
 			if (x && y) {
 				if (nhf(s) && nhf(S(x - 1, y)) &&
 				    nhf(S(x - 1, y - 1)) && nhf(S(x, y - 1)))
@@ -72,6 +73,7 @@ voptimize() // reset vdeltas on non-hf cubes
 				s->vdelta = 0;
 		}
 	}
+}
 
 static void
 topt(struct sqr *s, bool *wf, bool *uf, int *wt, int *ut)
@@ -84,16 +86,17 @@ topt(struct sqr *s, bool *wf, bool *uf, int *wt, int *ut)
 	*wf = true;
 	*uf = true;
 	if (SOLID(s)) {
-		loopi(4) if (!SOLID(o[i]))
+		for (int i = 0; i < 4; i++) {
-		{
+			if (!SOLID(o[i])) {
 				*wf = false;
 				*wt = s->wtex;
 				*ut = s->utex;
 				return;
 			}
+		}
 	} else {
-		loopi(4) if (!SOLID(o[i]))
+		for (int i = 0; i < 4; i++) {
-		{
+			if (!SOLID(o[i])) {
 				if (o[i]->floor < s->floor) {
 					*wt = s->wtex;
 					*wf = false;
@@ -105,6 +108,7 @@ topt(struct sqr *s, bool *wf, bool *uf, int *wt, int *ut)
 			}
 		}
 	}
+}
 
 void
 toptimize() // FIXME: only does 2x2, make atleast for 4x4 also
@@ -122,8 +126,7 @@ toptimize() // FIXME: only does 2x2, make atleast for 4x4 also
 			    &ut);
 			topt(s[3] = SWS(s[0], 1, 0, ssize), &wf[3], &uf[3], &wt,
 			    &ut);
-			loopi(4)
+			for (int i = 0; i < 4; i++) {
-			{
 				if (wf[i])
 					s[i]->wtex = wt;
 				if (uf[i])
@@ -210,8 +213,7 @@ save_world(OFString *mname)
 			sc = 0;         \
 		}                       \
 	}
-	loopk(cubicsize)
+	for (int k = 0; k < cubicsize; k++) {
-	{
 		struct sqr *s = &world[k];
 #define c(f) (s->f == t->f)
 		// 4 types of blocks, to compress a bit:
@@ -285,8 +287,7 @@ load_world(OFString *mname) // still supports all map formats that have existed
 		hdr.waterlevel = -100000;
 	}
 	[ents removeAllObjects];
-	loopi(hdr.numents)
+	for (int i = 0; i < hdr.numents; i++) {
-	{
 		struct persistent_entity tmp;
 		gzread(f, &tmp, sizeof(struct persistent_entity));
 		endianswap(&tmp, sizeof(short), 4);
@@ -312,10 +313,10 @@ load_world(OFString *mname) // still supports all map formats that have existed
 	free(world);
 	setupworld(hdr.sfactor);
 	char texuse[256];
-	loopi(256) texuse[i] = 0;
+	for (int i = 0; i < 256; i++)
+		texuse[i] = 0;
 	struct sqr *t = NULL;
-	loopk(cubicsize)
+	for (int k = 0; k < cubicsize; k++) {
-	{
 		struct sqr *s = &world[k];
 		int type = gzgetc(f);
 		switch (type) {
@@ -382,13 +383,14 @@ load_world(OFString *mname) // still supports all map formats that have existed
 	calclight();
 	settagareas();
 	int xs, ys;
-	loopi(256) if (texuse[i]) lookuptexture(i, &xs, &ys);
+	for (int i = 0; i < 256; i++)
+		if (texuse[i])
+			lookuptexture(i, &xs, &ys);
 	conoutf(@"read map %@ (%d milliseconds)", cgzname,
 	    SDL_GetTicks() - lastmillis);
 	conoutf(@"%s", hdr.maptitle);
 	startmap(mname);
-	loopl(256)
+	for (int l = 0; l < 256; l++) {
-	{
 		// can this be done smarter?
 		OFString *aliasname =
 		    [OFString stringWithFormat:@"level_trigger_%d", l];

src/worldlight.m

@@ -61,8 +61,7 @@ lightray(float bx, float by, Entity *light)
 			stepg /= lightscale;
 			b /= lightscale;
 			stepb /= lightscale;
-			loopi(steps)
+			for (int i = 0; i < steps; i++) {
-			{
 				struct sqr *s = S(x >> PRECBITS, y >> PRECBITS);
 				int tl = (l >> PRECBITS) + s->r;
 				s->r = tl > 255 ? 255 : tl;
@@ -90,8 +89,7 @@ lightray(float bx, float by, Entity *light)
 			if (OUTBORD(x >> PRECBITS, y >> PRECBITS))
 				return;
 
-			loopi(steps)
+			for (int i = 0; i < steps; i++) {
-			{
 				struct sqr *s = S(x >> PRECBITS, y >> PRECBITS);
 				int tl = (l >> PRECBITS) + s->r;
 				s->r = s->g = s->b = tl > 255 ? 255 : tl;
@@ -106,8 +104,7 @@ lightray(float bx, float by, Entity *light)
 	} else // the old (white) light code, here for the few people with old
 	       // video cards that don't support overbright
 	{
-		loopi(steps)
+		for (int i = 0; i < steps; i++) {
-		{
 			struct sqr *s = S(x >> PRECBITS, y >> PRECBITS);
 			int light = l >> PRECBITS;
 			if (light > s->r)
@@ -150,8 +147,9 @@ calclightsource(Entity *l)
 void
 postlightarea(const struct block *a)
 {
-	loop(x, a->xs) loop(y, a->ys) // assumes area not on edge of world
+	// assumes area not on edge of world
-	{
+	for (int x = 0; x < a->xs; x++)
+		for (int y = 0; y < a->ys; y++) {
 			struct sqr *s = S(x + a->x, y + a->y);
 #define median(m)                                                            \
 	s->m =                                                               \
@@ -170,11 +168,12 @@ postlightarea(const struct block *a)
 void
 calclight()
 {
-	loop(x, ssize) loop(y, ssize)
+	for (int x = 0; x < ssize; x++) {
-	{
+		for (int y = 0; y < ssize; y++) {
 			struct sqr *s = S(x, y);
 			s->r = s->g = s->b = 10;
 		}
+	}
 
 	for (Entity *e in ents)
 		if (e.type == LIGHT)

src/worldocull.m

@@ -33,8 +33,7 @@ computeraytable(float vx, float vy)
 	float byaw = (player1.yaw - 90 + af) / 360 * PI2;
 	float syaw = (player1.yaw - 90 - af) / 360 * PI2;
 
-	loopi(NUMRAYS)
+	for (int i = 0; i < NUMRAYS; i++) {
-	{
 		float angle = i * PI2 / NUMRAYS;
 		if ((apitch > 45 // must be bigger if fov>120
 		        || (angle < byaw && angle > syaw) ||

src/worldrender.m

@@ -318,7 +318,8 @@ void
 render_world(
     float vx, float vy, float vh, int yaw, int pitch, float fov, int w, int h)
 {
-	loopi(LARGEST_FACTOR) stats[i] = 0;
+	for (int i = 0; i < LARGEST_FACTOR; i++)
+		stats[i] = 0;
 	min_lod = MIN_LOD + abs(pitch) / 12;
 	yaw = 360 - yaw;
 	float widef = fov / 75.0f;