diff --git a/fightstick/main.go b/fightstick/main.go
index ef4d242..3b5dad6 100644
--- a/fightstick/main.go
+++ b/fightstick/main.go
@@ -3,23 +3,22 @@ package main
 import (
 	"github.com/deadsy/sdfx/render"
 	"github.com/deadsy/sdfx/render/dc"
-	"github.com/deadsy/sdfx/sdf"
 )
 
 func main() {
 	top := topPlane()
 	walls := wallsPlane()
-	planes := make(planes)
-	planes.add(splitPlane("top", top))
-	planes.add(splitPlane("walls", walls))
+	parts := make(Parts)
+	parts.add(split2DPlane("top", top, 2))
+	parts.add(split2DPlane("walls", walls, 45))
 
 	render.RenderDXF(top, 400, "top.dxf")
 	render.RenderDXF(wallsPlane(), 400, "walls.dxf")
 	//	render.ToSTL(sdf.Extrude3D(walls, 2), 400, "walls.stl", dc.NewDualContouringDefault())
 
-	for k, v := range planes {
-		render.RenderDXF(v, 400, k+".dxf")
-		render.ToSTL(sdf.Extrude3D(v, 2), 400, k+".stl", dc.NewDualContouringDefault())
+	for k, v := range parts {
+		render.RenderDXF(v.SDF2, 400, k+".dxf")
+		render.ToSTL(v.SDF3, 400, k+".stl", dc.NewDualContouringDefault())
 	}
 
 }
diff --git a/fightstick/parts.go b/fightstick/parts.go
new file mode 100644
index 0000000..d920edf
--- /dev/null
+++ b/fightstick/parts.go
@@ -0,0 +1,59 @@
+package main
+
+import (
+	"github.com/deadsy/sdfx/sdf"
+	v2 "github.com/deadsy/sdfx/vec/v2"
+	v3 "github.com/deadsy/sdfx/vec/v3"
+)
+
+type Part struct {
+	SDF2 sdf.SDF2
+	SDF3 sdf.SDF3
+}
+
+type Parts map[string]Part
+
+func (p Parts) add(p2 Parts) {
+	for k, v := range p2 {
+		p[k] = v
+	}
+}
+
+func add2DPlane(name string, plane sdf.SDF2, height float64) map[string]Part {
+	p := make(map[string]Part)
+	p[name] = Part{SDF2: plane, SDF3: sdf.Extrude3D(plane, height)}
+	return p
+}
+
+func add3DModel(name string, model sdf.SDF3) map[string]Part {
+	p := make(map[string]Part)
+	p[name] = Part{SDF2: sdf.Slice2D(model, v3.Vec{X: 0, Y: 0, Z: 0}, v3.Vec{X: 0, Y: 0, Z: 0}), SDF3: model}
+	return p
+}
+
+func split2DPlane(name string, plane sdf.SDF2, height float64) map[string]Part {
+	planes := make(map[string]Part)
+
+	rPlane := sdf.Cut2D(plane, v2.Vec{X: 0, Y: 0}, v2.Vec{X: 0, Y: 1})
+	planes[name+" "+"right"] = Part{SDF2: rPlane, SDF3: sdf.Extrude3D(rPlane, height)}
+
+	lPlane := sdf.Transform2D(sdf.Cut2D(sdf.Transform2D(plane, sdf.MirrorY()), v2.Vec{X: 0, Y: 0}, v2.Vec{X: 0, Y: 1}), sdf.MirrorY())
+	planes[name+" "+"left"] = Part{SDF2: lPlane, SDF3: sdf.Extrude3D(lPlane, height)}
+
+	return planes
+}
+
+func split3DModel(name string, model sdf.SDF3) map[string]Part {
+	models := make(map[string]Part)
+	plane := sdf.Slice2D(model, v3.Vec{X: 0, Y: 0, Z: 0}, v3.Vec{X: 0, Y: 0, Z: 0})
+
+	rPlane := sdf.Cut2D(plane, v2.Vec{X: 0, Y: 0}, v2.Vec{X: 0, Y: 1})
+	rModel := sdf.Cut3D(model, v3.Vec{X: 0, Y: 0, Z: 0}, v3.Vec{X: 0, Y: 1, Z: 0})
+	models[name+" "+"right"] = Part{SDF2: rPlane, SDF3: rModel}
+
+	lPlane := sdf.Transform2D(sdf.Cut2D(sdf.Transform2D(plane, sdf.MirrorY()), v2.Vec{X: 0, Y: 0}, v2.Vec{X: 0, Y: 1}), sdf.MirrorY())
+	lModel := sdf.Transform3D(sdf.Cut3D(sdf.Transform3D(model, sdf.MirrorXY()), v3.Vec{X: 0, Y: 0, Z: 0}, v3.Vec{X: 0, Y: 1, Z: 0}), sdf.MirrorXY())
+	models[name+" "+"left"] = Part{SDF2: lPlane, SDF3: lModel}
+
+	return models
+}
diff --git a/fightstick/planes.go b/fightstick/planes.go
deleted file mode 100644
index 2c4236f..0000000
--- a/fightstick/planes.go
+++ /dev/null
@@ -1,28 +0,0 @@
-package main
-
-import (
-	"github.com/deadsy/sdfx/sdf"
-	v2 "github.com/deadsy/sdfx/vec/v2"
-)
-
-type planes map[string]sdf.SDF2
-
-func (p planes) add(p2 planes) {
-	for k, v := range p2 {
-		p[k] = v
-	}
-}
-
-func splitPlane(name string, plane sdf.SDF2) map[string]sdf.SDF2 {
-	planes := make(map[string]sdf.SDF2)
-	/*	original := topPlane()
-		x, y := original.BoundingBox().Max.X*2, original.BoundingBox().Max.Y*2
-		cutout := sdf.Box2D(sdf.V2{X: x, Y: y}, 0)
-		cOLeft := sdf.Transform2D(cutout, sdf.Translate2d(sdf.V2{X: x / 2, Y: 0}))
-		cORight := sdf.Transform2D(cutout, sdf.Translate2d(sdf.V2{X: -x / 2, Y: 0}))
-		planes["left"] = sdf.Difference2D(original, cOLeft)
-		planes["right"] = sdf.Difference2D(original, cORight)*/
-	planes[name+" "+"right"] = sdf.Cut2D(plane, v2.Vec{X: 0, Y: 0}, v2.Vec{X: 0, Y: 1})
-	planes[name+" "+"left"] = sdf.Transform2D(sdf.Cut2D(sdf.Transform2D(plane, sdf.MirrorY()), v2.Vec{X: 0, Y: 0}, v2.Vec{X: 0, Y: 1}), sdf.MirrorY())
-	return planes
-}