Standardize indention on spaces, not tabs.

examples/attachments.scad

@@ -4,15 +4,15 @@ include <BOSL2/hull.scad>
 $fn=32;
 
 cuboid([60,40,40], rounding=5, edges=edges("Z"), anchor=BOTTOM) {
-	attach(TOP, BOTTOM) prismoid([60,40],[20,20], h=50, rounding1=5, rounding2=10) {
-		attach(TOP) cylinder(d=20, h=30, center=false) {
-			attach(TOP) cylinder(d1=50, d2=30, h=12, center=false);
-		}
-		attach([FRONT, BACK, LEFT, RIGHT]) cylinder(d1=14, d2=5, h=20) {
-			attach(TOP, LEFT, overlap=5) prismoid([30,20], [20,20], h=10, shift=[-7,0]);
-		}
-	}
+    attach(TOP, BOTTOM) prismoid([60,40],[20,20], h=50, rounding1=5, rounding2=10) {
+        attach(TOP) cylinder(d=20, h=30, center=false) {
+            attach(TOP) cylinder(d1=50, d2=30, h=12, center=false);
+        }
+        attach([FRONT, BACK, LEFT, RIGHT]) cylinder(d1=14, d2=5, h=20) {
+            attach(TOP, LEFT, overlap=5) prismoid([30,20], [20,20], h=10, shift=[-7,0]);
+        }
+    }
 }
 
 
-// vim: noexpandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap
+// vim: expandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap

examples/bezier_patches.scad

@@ -3,75 +3,75 @@ include <BOSL2/beziers.scad>
 
 
 function CR_corner(size, spin=0, orient=UP, trans=[0,0,0]) =
-	let (
-		// This patch might not yet correct for continuous rounding,
-		// but it's a first approximation proof of concept.
-		a = 0.68,
-		b = 0.60,
-		c = 0.24,
-		patch = [
-			[[0,1,1], [0,a,1], [0,c,1], [c,0,1], [a,0,1], [1,0,1]],
-			[[0,1,a], [0,b,b], [0,0,b], [b,0,b], [1,0,a]],
-			[[0,1,c], [0,b,0], [b,0,0], [1,0,c]],
-			[[c,1,0], [b,b,0], [1,c,0]],
-			[[a,1,0], [1,a,0]],
-			[[1,1,0]],
-		]
-	)
-	translate(trans,
-		p=rot(a=spin, from=UP, to=orient,
-			p=scale(size, patch)
-		)
-	);
+    let (
+        // This patch might not yet correct for continuous rounding,
+        // but it's a first approximation proof of concept.
+        a = 0.68,
+        b = 0.60,
+        c = 0.24,
+        patch = [
+            [[0,1,1], [0,a,1], [0,c,1], [c,0,1], [a,0,1], [1,0,1]],
+            [[0,1,a], [0,b,b], [0,0,b], [b,0,b], [1,0,a]],
+            [[0,1,c], [0,b,0], [b,0,0], [1,0,c]],
+            [[c,1,0], [b,b,0], [1,c,0]],
+            [[a,1,0], [1,a,0]],
+            [[1,1,0]],
+        ]
+    )
+    translate(trans,
+        p=rot(a=spin, from=UP, to=orient,
+            p=scale(size, patch)
+        )
+    );
 
 
 function CR_edge(size, spin=0, orient=UP, trans=[0,0,0]) =
-	let (
-		// This patch might not be correct for continuous rounding,
-		// but it's a first approximation proof of concept.
-		vvals = [1.00, 0.68, 0.24],
-		xyvals = [
-			for (x=vvals) [x,0],
-			for (y=reverse(vvals)) [0,y]
-		],
-		zvals = [-0.5:0.2:0.5],
-		patch = [for (xy=xyvals) [for (z=zvals) [each xy, z]]]
-	) 
-	translate(trans,
-		p=rot(a=spin, from=UP, to=orient,
-			p=scale(size, p=patch)
-		)
-	);
+    let (
+        // This patch might not be correct for continuous rounding,
+        // but it's a first approximation proof of concept.
+        vvals = [1.00, 0.68, 0.24],
+        xyvals = [
+            for (x=vvals) [x,0],
+            for (y=reverse(vvals)) [0,y]
+        ],
+        zvals = [-0.5:0.2:0.5],
+        patch = [for (xy=xyvals) [for (z=zvals) [each xy, z]]]
+    ) 
+    translate(trans,
+        p=rot(a=spin, from=UP, to=orient,
+            p=scale(size, p=patch)
+        )
+    );
 
 
 module CR_cube(size=[100,100,100], r=10, splinesteps=8, debug=false)
 {
-	s = size-2*[r,r,r];
-	h = size/2;
-	corner_pat = CR_corner([r,r,r], trans=[-size.x/2, -size.y/2, -size.z/2]);
-	edge_pat = CR_edge([r, r, s.z], trans=[-h.x, -h.y, 0]);
-	face_pat = bezier_patch_flat([s.x, s.z], N=1, orient=FRONT, trans=[0, -h.y, 0]);
-	corners = bezier_surface([
-		for (yr=[0,180], zr=[0:90:270]) let(
-			m = yrot(yr) * zrot(zr)
-		) [for (row=corner_pat) apply(m, row)]
-	], splinesteps=splinesteps);
-	edges = bezier_surface([
-		for (axr=[[0,0,0],[90,0,0],[0,90,0]],zr=[0:90:270]) let(
-			m = rot(axr) * zrot(zr)
-		) [for (row=edge_pat) apply(m, row)]
-	], splinesteps=[splinesteps,1]);
-	faces = bezier_surface([
-		for (axr=[0,90,180,270,[-90,0,0],[90,0,0]]) let(
-			m = rot(axr)
-		) [for (row=face_pat) apply(m, row)]
-	], splinesteps=1);
+    s = size-2*[r,r,r];
+    h = size/2;
+    corner_pat = CR_corner([r,r,r], trans=[-size.x/2, -size.y/2, -size.z/2]);
+    edge_pat = CR_edge([r, r, s.z], trans=[-h.x, -h.y, 0]);
+    face_pat = bezier_patch_flat([s.x, s.z], N=1, orient=FRONT, trans=[0, -h.y, 0]);
+    corners = bezier_surface([
+        for (yr=[0,180], zr=[0:90:270]) let(
+            m = yrot(yr) * zrot(zr)
+        ) [for (row=corner_pat) apply(m, row)]
+    ], splinesteps=splinesteps);
+    edges = bezier_surface([
+        for (axr=[[0,0,0],[90,0,0],[0,90,0]],zr=[0:90:270]) let(
+            m = rot(axr) * zrot(zr)
+        ) [for (row=edge_pat) apply(m, row)]
+    ], splinesteps=[splinesteps,1]);
+    faces = bezier_surface([
+        for (axr=[0,90,180,270,[-90,0,0],[90,0,0]]) let(
+            m = rot(axr)
+        ) [for (row=face_pat) apply(m, row)]
+    ], splinesteps=1);
 
-	if (debug) {
-		vnf_validate([edges, faces, corners], convexity=4);
-	} else {
-		vnf_polyhedron([edges, faces, corners], convexity=4);
-	}
+    if (debug) {
+        vnf_validate([edges, faces, corners], convexity=4);
+    } else {
+        vnf_polyhedron([edges, faces, corners], convexity=4);
+    }
 }
 
 
@@ -80,4 +80,4 @@ cube(1);
 
 
 
-// vim: noexpandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap
+// vim: expandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap

examples/boolean_geometry.scad

@@ -4,15 +4,15 @@ include <BOSL2/debug.scad>
 $fn = 36;
 
 rgn1 = [
-	square(100),
-	move([50,50], p=circle(d=60)),
-	[[35,35],[35,65],[65,65]]
+    square(100),
+    move([50,50], p=circle(d=60)),
+    [[35,35],[35,65],[65,65]]
 ];
 
 rgn2 = [
-	[[0,0], [100,100], [100,0]],
-	[[27,10], [90,73], [90,10]],
-	move([70,30], p=circle(d=25))
+    [[0,0], [100,100], [100,0]],
+    [[27,10], [90,73], [90,10]],
+    move([70,30], p=circle(d=25))
 ];
 
 
@@ -21,29 +21,29 @@ outlinecolor="black";
 
 
 module showit(label, rgn, poly=polycolor, outline=outlinecolor, width=0.5) {
-	move([-50,-50]) {
-		if(outline) color(outline) linear_extrude(height=max(0.1,1-width)) for(path=rgn) stroke(path, width=width, closed=true);
-		if(poly) color(poly) linear_extrude(height=0.1) region(rgn);
-		color("black") right(50) fwd(7) linear_extrude(height=0.1) text(text=label, size=8, halign="center", valign="center");
-	}
+    move([-50,-50]) {
+        if(outline) color(outline) linear_extrude(height=max(0.1,1-width)) for(path=rgn) stroke(path, width=width, closed=true);
+        if(poly) color(poly) linear_extrude(height=0.1) region(rgn);
+        color("black") right(50) fwd(7) linear_extrude(height=0.1) text(text=label, size=8, halign="center", valign="center");
+    }
 }
 
 
 ydistribute(-125) {
-	xdistribute(120) {
-		showit("Region A", rgn1, poly=[1,0,0,0.5]);
-		showit("Region B", rgn2, poly=[0,0,1,0.5]);
-		union() {
-			showit("A and B Overlaid", rgn1, poly=[1,0,0,0.5]);
-			showit("", rgn2, poly=[0,0,1,0.5]);
-		}
-	}
-	xdistribute(120) {
-		showit("Union A+B", union(rgn1, rgn2));
-		showit("Difference A-B", difference(rgn1, rgn2));
-		showit("Intersection A&B", intersection(rgn1, rgn2));
-		showit("Exclusive OR A^B", exclusive_or(rgn1, rgn2));
-	}
+    xdistribute(120) {
+        showit("Region A", rgn1, poly=[1,0,0,0.5]);
+        showit("Region B", rgn2, poly=[0,0,1,0.5]);
+        union() {
+            showit("A and B Overlaid", rgn1, poly=[1,0,0,0.5]);
+            showit("", rgn2, poly=[0,0,1,0.5]);
+        }
+    }
+    xdistribute(120) {
+        showit("Union A+B", union(rgn1, rgn2));
+        showit("Difference A-B", difference(rgn1, rgn2));
+        showit("Intersection A&B", intersection(rgn1, rgn2));
+        showit("Exclusive OR A^B", exclusive_or(rgn1, rgn2));
+    }
 }
 
-// vim: noexpandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap
+// vim: expandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap

examples/conical_anchors.scad

@@ -5,4 +5,4 @@ include <BOSL2/debug.scad>
 cylinder(h=30, d1=50, d2=30) show_anchors();
 
 
-// vim: noexpandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap
+// vim: expandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap

examples/cube_anchors.scad

@@ -5,4 +5,4 @@ include <BOSL2/debug.scad>
 cube(40, center=true) show_anchors();
 
 
-// vim: noexpandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap
+// vim: expandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap

examples/cubic_sphere_packing.scad

@@ -6,8 +6,8 @@ include <BOSL2/std.scad>
 s = 20;
 s2 = s * sin(45);
 zcopies(s2,n=8) union()
-	grid2d([s2,s2],n=8,stagger=($idx%2)? true : "alt")
-		sphere(d=s);
+    grid2d([s2,s2],n=8,stagger=($idx%2)? true : "alt")
+        sphere(d=s);
 
 
-// vim: noexpandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap
+// vim: expandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap

examples/cylinder_anchors.scad

@@ -5,4 +5,4 @@ include <BOSL2/debug.scad>
 cylinder(h=30, d=30) show_anchors();
 
 
-// vim: noexpandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap
+// vim: expandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap

examples/fractal_tree.scad

@@ -1,17 +1,17 @@
 include <BOSL2/std.scad>
 module tree(l=1500, sc=0.7, depth=10)
-	recolor("lightgray")
-	cylinder(l=l, d1=l/5, d2=l/5*sc)
-		attach(TOP)
-			if (depth>0)
-				zrot(90)
-				zrot_copies(n=2)
-				yrot(30) tree(depth=depth-1, l=l*sc, sc=sc);
-			else
-				recolor("springgreen")
-				yscale(0.67)
-				teardrop(d=l*3, l=1, anchor=BOT, spin=90);
+    recolor("lightgray")
+    cylinder(l=l, d1=l/5, d2=l/5*sc)
+        attach(TOP)
+            if (depth>0)
+                zrot(90)
+                zrot_copies(n=2)
+                yrot(30) tree(depth=depth-1, l=l*sc, sc=sc);
+            else
+                recolor("springgreen")
+                yscale(0.67)
+                teardrop(d=l*3, l=1, anchor=BOT, spin=90);
 tree();
 
 
-// vim: noexpandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap
+// vim: expandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap

examples/hex_sphere_packing.scad

@@ -7,9 +7,9 @@ s = 20;
 xyr = adj_ang_to_hyp(s/2,30);
 h = hyp_adj_to_opp(s,xyr);
 zcopies(h,n=8) union()
-	back(($idx%2)*xyr*cos(60))
-		grid2d(s,n=[12,7],stagger=($idx%2)? "alt" : true)
-			sphere(d=s);
+    back(($idx%2)*xyr*cos(60))
+        grid2d(s,n=[12,7],stagger=($idx%2)? "alt" : true)
+            sphere(d=s);
 
 
-// vim: noexpandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap
+// vim: expandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap

examples/lsystems.scad

@@ -1,46 +1,46 @@
 include <BOSL2/std.scad>
 
 function _lsystem_recurse(s, rules, lev) =
-	lev<=0? s : _lsystem_recurse([
-		for (
-			i = 0,
-			slen = len(s),
-			sout = "";
+    lev<=0? s : _lsystem_recurse([
+        for (
+            i = 0,
+            slen = len(s),
+            sout = "";
 
-			i <= slen;
+            i <= slen;
 
-			ch = s[i],
-			found = search([ch], rules)[0],
-			sout = str(sout, i==slen? "" : found==[]? ch : rules[found][1]),
-			i = i + 1
-		) if (i==slen) sout
-	][0], rules, lev-1);
+            ch = s[i],
+            found = search([ch], rules)[0],
+            sout = str(sout, i==slen? "" : found==[]? ch : rules[found][1]),
+            i = i + 1
+        ) if (i==slen) sout
+    ][0], rules, lev-1);
 
 
 function _lsystem_to_turtle(s, step=1, angle=90, startang=0) =
-	concat(
-		startang? ["left", startang] : [],
-		["angle", angle, "length", step],
-		[
-			for (
-				i = 0,
-				slen = len(s);
+    concat(
+        startang? ["left", startang] : [],
+        ["angle", angle, "length", step],
+        [
+            for (
+                i = 0,
+                slen = len(s);
 
-				i <= slen;
+                i <= slen;
 
-				ch = s[i],
-				cmd = (ch=="A" || ch=="B" || ch=="F")? ["move"] :
-					(ch=="+")? ["left"] :
-					(ch=="-")? ["right"] :
-					[],
-				i=i+1
-			) if(i>0 && cmd!=[]) each cmd
-		]
-	);
+                ch = s[i],
+                cmd = (ch=="A" || ch=="B" || ch=="F")? ["move"] :
+                    (ch=="+")? ["left"] :
+                    (ch=="-")? ["right"] :
+                    [],
+                i=i+1
+            ) if(i>0 && cmd!=[]) each cmd
+        ]
+    );
 
 
 function lsystem_turtle(basis, rules, levels=5, step=1, angle=90, startang=0) =
-	turtle(_lsystem_to_turtle(_lsystem_recurse(basis, rules, levels), step=step, angle=angle, startang=startang));
+    turtle(_lsystem_to_turtle(_lsystem_recurse(basis, rules, levels), step=step, angle=angle, startang=startang));
 
 
 function dragon_curve        (levels=9,  step=1) = lsystem_turtle(levels=levels, step=step, angle=90,  "FX",        [["X", "X+YF+"], ["Y", "-FX-Y"]]);
@@ -67,4 +67,4 @@ points = hilbert_curve(levels=5, step=100/pow(2,5));
 stroke(points, width=1);
 
 
-// vim: noexpandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap
+// vim: expandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap

examples/orientations.scad

@@ -18,10 +18,10 @@ module orient_cube(ang) {
     color(axiscolors.z) back((20-1)/2+0.01) right((20-1)/2+0.01) cube([1,1,18], center=true);
     for (axis=[0:2], neg=[0:1]) {
         idx = axis + 3*neg;
-		labels = [
-			"RIGHT",  "BACK",    "UP",
-			"LEFT",   "FWD",     "DOWN"
-		];
+        labels = [
+            "RIGHT",  "BACK",    "UP",
+            "LEFT",   "FWD",     "DOWN"
+        ];
         rot(ang, from=UP, to=orientations[idx]) {
             up(10) {
                 back(4) color("black") text3d(text=str("spin=",ang), size=2.5);
@@ -42,34 +42,34 @@ module text3d(text, h=0.01, size=3) {
 module dottedline(l, d) for(y = [0:d*3:l]) up(y) sphere(d=d);
 
 module orient_cubes() {
-	// X axis
-	color(axiscolors[0]) {
-		yrot( 90) cylinder(h=axislen, d=axisdiam, center=false);
-		right(axislbllen) rot([90,0,0]) text3d(text="X+");
-		yrot(-90) dottedline(l=axislen, d=axisdiam);
-		left(axislbllen) rot([90,0,180]) text3d(text="X-");
-	}
-	// Y axis
-	color(axiscolors[1]) {
-		xrot(-90) cylinder(h=axislen, d=axisdiam, center=false);
-		back(axislbllen) rot([90,0,90]) text3d(text="Y+");
-		xrot( 90) dottedline(l=axislen, d=axisdiam);
-		fwd(axislbllen) rot([90,0,-90]) text3d(text="Y-");
-	}
-	// Z axis
-	color(axiscolors[2])  {
-		cylinder(h=axislen, d=axisdiam, center=false);
-		up(axislbllen) rot([0,-90,90+$vpr[2]]) text3d(text="Z+");
-		xrot(180) dottedline(l=axislen, d=axisdiam);
-		down(axislbllen) rot([0,90,-90+$vpr[2]]) text3d(text="Z-");
-	}
+    // X axis
+    color(axiscolors[0]) {
+        yrot( 90) cylinder(h=axislen, d=axisdiam, center=false);
+        right(axislbllen) rot([90,0,0]) text3d(text="X+");
+        yrot(-90) dottedline(l=axislen, d=axisdiam);
+        left(axislbllen) rot([90,0,180]) text3d(text="X-");
+    }
+    // Y axis
+    color(axiscolors[1]) {
+        xrot(-90) cylinder(h=axislen, d=axisdiam, center=false);
+        back(axislbllen) rot([90,0,90]) text3d(text="Y+");
+        xrot( 90) dottedline(l=axislen, d=axisdiam);
+        fwd(axislbllen) rot([90,0,-90]) text3d(text="Y-");
+    }
+    // Z axis
+    color(axiscolors[2])  {
+        cylinder(h=axislen, d=axisdiam, center=false);
+        up(axislbllen) rot([0,-90,90+$vpr[2]]) text3d(text="Z+");
+        xrot(180) dottedline(l=axislen, d=axisdiam);
+        down(axislbllen) rot([0,90,-90+$vpr[2]]) text3d(text="Z-");
+    }
 
-	for (ang = [0:90:270]) {
-		off = rot(p=40*BACK,ang);
-		translate(off) {
-			orient_cube(ang);
-		}
-	}
+    for (ang = [0:90:270]) {
+        off = rot(p=40*BACK,ang);
+        translate(off) {
+            orient_cube(ang);
+        }
+    }
 }
 
 
@@ -77,4 +77,4 @@ orient_cubes();
 
 
 
-// vim: noexpandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap
+// vim: expandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap

examples/prismoid_anchors.scad

@@ -5,4 +5,4 @@ include <BOSL2/debug.scad>
 prismoid([60,40], [30,20], h=40) show_anchors();
 
 
-// vim: noexpandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap
+// vim: expandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap

examples/randomized_fractal_tree.scad

@@ -3,46 +3,46 @@ include <BOSL2/paths.scad>
 include <BOSL2/beziers.scad>
 
 module leaf(s) {
-	path = [
-		[0,0], [1.5,-1],
-		[2,1], [0,3], [-2,1],
-		[-1.5,-1], [0,0]
-	];
-	xrot(90)
-	linear_sweep_bezier(
-		path * s/2,
-		height=0.02
-	);
+    path = [
+        [0,0], [1.5,-1],
+        [2,1], [0,3], [-2,1],
+        [-1.5,-1], [0,0]
+    ];
+    xrot(90)
+    linear_sweep_bezier(
+        path * s/2,
+        height=0.02
+    );
 }
 
 module branches(minsize, s1, s2){
     if(s2>minsize) {
-		attach(TOP)
-		zrot(gaussian_rands(90,20)[0])
-		zrot_copies(n=floor(log_rands(2,5,4)[0]))
-		zrot(gaussian_rands(0,5)[0])
-		yrot(gaussian_rands(30,10)[0]) {
-			sc = gaussian_rands(0.7,0.05)[0];
-			cylinder(d1=s2, d2=s2*sc, l=s1)
-				branches(minsize, s1*sc, s2*sc);
-		}
-	} else {
-		recolor("springgreen")
-		attach(TOP) zrot(90)
-		leaf(gaussian_rands(100,5)[0]);
-	}
+        attach(TOP)
+        zrot(gaussian_rands(90,20)[0])
+        zrot_copies(n=floor(log_rands(2,5,4)[0]))
+        zrot(gaussian_rands(0,5)[0])
+        yrot(gaussian_rands(30,10)[0]) {
+            sc = gaussian_rands(0.7,0.05)[0];
+            cylinder(d1=s2, d2=s2*sc, l=s1)
+                branches(minsize, s1*sc, s2*sc);
+        }
+    } else {
+        recolor("springgreen")
+        attach(TOP) zrot(90)
+        leaf(gaussian_rands(100,5)[0]);
+    }
 }
 
 module tree(h, d, minsize) {
-	sc = gaussian_rands(0.7,0.05)[0];
-	recolor("lightgray") {
-		cylinder(d1=d, d2=d*sc, l=h) {
-			branches(minsize, h, d*sc);
-		}
-	}
+    sc = gaussian_rands(0.7,0.05)[0];
+    recolor("lightgray") {
+        cylinder(d1=d, d2=d*sc, l=h) {
+            branches(minsize, h, d*sc);
+        }
+    }
 }
 
 tree(d=300, h=1500, minsize=10);
 
 
-// vim: noexpandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap
+// vim: expandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap

examples/screw_anchors.scad

@@ -10,4 +10,4 @@ metric_bolt(headtype="oval", size=10, l=15, shank=5, details=true, phillips="#2"
 show_anchors(5, std=false);
 
 
-// vim: noexpandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap
+// vim: expandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap

examples/sphere_anchors.scad

@@ -5,4 +5,4 @@ include <BOSL2/debug.scad>
 spheroid(d=30) show_anchors();
 
 
-// vim: noexpandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap
+// vim: expandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap

examples/spherical_patch.scad

@@ -8,13 +8,13 @@ p = s * d;
 q =  s * 0.55 * d;
 u =  s * 2.5 * UP;
 patch1 = [
-	[p[2],      p[2]+q[3],   p[3]+q[2],   p[3]     ],
-	[p[2]+q[1], p[2]+q[2]+u, p[3]+q[3]+u, p[3]+q[0]],
-	[p[1]+q[2], p[1]+q[1]+u, p[0]+q[0]+u, p[0]+q[3]],
-	[p[1],      p[1]+q[0],   p[0]+q[1],   p[0]     ],
+    [p[2],      p[2]+q[3],   p[3]+q[2],   p[3]     ],
+    [p[2]+q[1], p[2]+q[2]+u, p[3]+q[3]+u, p[3]+q[0]],
+    [p[1]+q[2], p[1]+q[1]+u, p[0]+q[0]+u, p[0]+q[3]],
+    [p[1],      p[1]+q[0],   p[0]+q[1],   p[0]     ],
 ];
 patch2 = patch_reverse(zflip(p=patch1));
 trace_bezier_patches([patch1, patch2], splinesteps=16, style="quincunx");
 
 
-// vim: noexpandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap
+// vim: expandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap

examples/tagged_diff.scad

@@ -3,13 +3,13 @@ include <BOSL2/std.scad>
 
 diff("hole", "body pole")
 sphere(d=100, $tags="body") {
-	zcyl(d=55, h=100, $tags="pole");  // attach() not needed for center-to-center.
-	tags("hole") {
-		xcyl(d=55, h=101);
-		ycyl(d=55, h=101);
-	}
-	zcyl(d=15, h=140, $tags="axle");
+    zcyl(d=55, h=100, $tags="pole");  // attach() not needed for center-to-center.
+    tags("hole") {
+        xcyl(d=55, h=101);
+        ycyl(d=55, h=101);
+    }
+    zcyl(d=15, h=140, $tags="axle");
 }
 
 
-// vim: noexpandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap
+// vim: expandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap