modify screw diameters, new bottom thickness, new renderer

hjklbox/go.mod

@@ -2,13 +2,13 @@ module git.jade.moe/oct2pus/arcade/hjklbox
 
 go 1.18
 
+require github.com/deadsy/sdfx v0.0.0-20220508165057-718104295925
+
 require (
 	github.com/ajstarks/svgo v0.0.0-20200725142600-7a3c8b57fecb // indirect
-	github.com/deadsy/sdfx v0.0.0-20220508165057-718104295925 // indirect
-	github.com/dhconnelly/rtreego v1.1.0 // indirect
 	github.com/golang/freetype v0.0.0-20170609003504-e2365dfdc4a0 // indirect
-	github.com/hschendel/stl v1.0.4 // indirect
 	github.com/llgcode/draw2d v0.0.0-20200930101115-bfaf5d914d1e // indirect
 	github.com/yofu/dxf v0.0.0-20190710012328-5a6d1e83f16c // indirect
 	golang.org/x/image v0.0.0-20210216034530-4410531fe030 // indirect
+	gonum.org/v1/gonum v0.9.3 // indirect
 )

hjklbox/go.sum

@@ -5,10 +5,10 @@ github.com/ajstarks/svgo v0.0.0-20180226025133-644b8db467af/go.mod h1:K08gAheRH3
 github.com/ajstarks/svgo v0.0.0-20200725142600-7a3c8b57fecb h1:EVl3FJLQCzSbgBezKo/1A4ADnJ4mtJZ0RvnNzDJ44nY=
 github.com/ajstarks/svgo v0.0.0-20200725142600-7a3c8b57fecb/go.mod h1:K08gAheRH3/J6wwsYMMT4xOr94bZjxIelGM0+d/wbFw=
 github.com/boombuler/barcode v1.0.0/go.mod h1:paBWMcWSl3LHKBqUq+rly7CNSldXjb2rDl3JlRe0mD8=
+github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/deadsy/sdfx v0.0.0-20220508165057-718104295925 h1:CvjyreOQIm7VeHt2U0mq6iP8J0ZcjiXoxpgzLcYNJwo=
 github.com/deadsy/sdfx v0.0.0-20220508165057-718104295925/go.mod h1:bjsFZRp7zdb9m29hIDXPN/V5H/AkjJ1AIr5iBuj7FcI=
-github.com/dhconnelly/rtreego v1.1.0 h1:ejMaqN03N1s6Bdg6peGkNgBnYYSBHzcK8yhSPCB+rHE=
 github.com/dhconnelly/rtreego v1.1.0/go.mod h1:SDozu0Fjy17XH1svEXJgdYq8Tah6Zjfa/4Q33Z80+KM=
 github.com/fogleman/gg v1.2.1-0.20190220221249-0403632d5b90/go.mod h1:R/bRT+9gY/C5z7JzPU0zXsXHKM4/ayA+zqcVNZzPa1k=
 github.com/fogleman/gg v1.3.0/go.mod h1:R/bRT+9gY/C5z7JzPU0zXsXHKM4/ayA+zqcVNZzPa1k=
@@ -22,21 +22,23 @@ github.com/go-gl/glfw v0.0.0-20190409004039-e6da0acd62b1/go.mod h1:vR7hzQXu2zJy9
 github.com/go-latex/latex v0.0.0-20210118124228-b3d85cf34e07/go.mod h1:CO1AlKB2CSIqUrmQPqA0gdRIlnLEY0gK5JGjh37zN5U=
 github.com/golang/freetype v0.0.0-20170609003504-e2365dfdc4a0 h1:DACJavvAHhabrF08vX0COfcOBJRhZ8lUbR+ZWIs0Y5g=
 github.com/golang/freetype v0.0.0-20170609003504-e2365dfdc4a0/go.mod h1:E/TSTwGwJL78qG/PmXZO1EjYhfJinVAhrmmHX6Z8B9k=
-github.com/hschendel/stl v1.0.4 h1:DXT5rkiXMUkbKw4Ndi1OYZ/a5SLR35TzxGj46p5Qyf8=
 github.com/hschendel/stl v1.0.4/go.mod h1:XQFFLKrq9YTaBpmouDui4JSaxMyAYkpD7elGSSj/y3M=
 github.com/jung-kurt/gofpdf v1.0.0/go.mod h1:7Id9E/uU8ce6rXgefFLlgrJj/GYY22cpxn+r32jIOes=
 github.com/jung-kurt/gofpdf v1.0.3-0.20190309125859-24315acbbda5/go.mod h1:7Id9E/uU8ce6rXgefFLlgrJj/GYY22cpxn+r32jIOes=
 github.com/llgcode/draw2d v0.0.0-20200930101115-bfaf5d914d1e h1:YRRazju3DMGuZTSWEj0nE2SCRcK3DW/qdHQ4UQx7sgs=
 github.com/llgcode/draw2d v0.0.0-20200930101115-bfaf5d914d1e/go.mod h1:mVa0dA29Db2S4LVqDYLlsePDzRJLDfdhVZiI15uY0FA=
+github.com/llgcode/ps v0.0.0-20150911083025-f1443b32eedb h1:61ndUreYSlWFeCY44JxDDkngVoI7/1MVhEl98Nm0KOk=
 github.com/llgcode/ps v0.0.0-20150911083025-f1443b32eedb/go.mod h1:1l8ky+Ew27CMX29uG+a2hNOKpeNYEQjjtiALiBlFQbY=
 github.com/phpdave11/gofpdf v1.4.2/go.mod h1:zpO6xFn9yxo3YLyMvW8HcKWVdbNqgIfOOp2dXMnm1mY=
 github.com/phpdave11/gofpdi v1.0.12/go.mod h1:vBmVV0Do6hSBHC8uKUQ71JGW+ZGQq74llk/7bXwjDoI=
 github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/ruudk/golang-pdf417 v0.0.0-20181029194003-1af4ab5afa58/go.mod h1:6lfFZQK844Gfx8o5WFuvpxWRwnSoipWe/p622j1v06w=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
+github.com/stretchr/testify v1.7.0 h1:nwc3DEeHmmLAfoZucVR881uASk0Mfjw8xYJ99tb5CcY=
 github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/yofu/dxf v0.0.0-20190710012328-5a6d1e83f16c h1:qgsxLgTXCVH8Dxar36HI5af2ZfinVz5vF8erPpyzM+A=
 github.com/yofu/dxf v0.0.0-20190710012328-5a6d1e83f16c/go.mod h1:gnT4GQzgKW8+TLI0xheUgdmNV4dsAN0WJUVnztRZkfI=
@@ -46,6 +48,7 @@ golang.org/x/exp v0.0.0-20180321215751-8460e604b9de/go.mod h1:CJ0aWSM057203Lf6IL
 golang.org/x/exp v0.0.0-20180807140117-3d87b88a115f/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190125153040-c74c464bbbf2/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190306152737-a1d7652674e8/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
+golang.org/x/exp v0.0.0-20191002040644-a1355ae1e2c3 h1:n9HxLrNxWWtEb1cA950nuEEj3QnKbtsCJ6KjcgisNUs=
 golang.org/x/exp v0.0.0-20191002040644-a1355ae1e2c3/go.mod h1:NOZ3BPKG0ec/BKJQgnvsSFpcKLM5xXVWnvZS97DWHgE=
 golang.org/x/image v0.0.0-20180708004352-c73c2afc3b81/go.mod h1:ux5Hcp/YLpHSI86hEcLt0YII63i6oz57MZXIpbrjZUs=
 golang.org/x/image v0.0.0-20190227222117-0694c2d4d067/go.mod h1:kZ7UVZpmo3dzQBMxlp+ypCbDeSB+sBbTgSJuh5dn5js=
@@ -75,10 +78,13 @@ golang.org/x/tools v0.0.0-20190927191325-030b2cf1153e/go.mod h1:b+2E5dAYhXwXZwtn
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 gonum.org/v1/gonum v0.0.0-20180816165407-929014505bf4/go.mod h1:Y+Yx5eoAFn32cQvJDxZx5Dpnq+c3wtXuadVZAcxbbBo=
 gonum.org/v1/gonum v0.8.2/go.mod h1:oe/vMfY3deqTw+1EZJhuvEW2iwGF1bW9wwu7XCu0+v0=
+gonum.org/v1/gonum v0.9.3 h1:DnoIG+QAMaF5NvxnGe/oKsgKcAc6PcUyl8q0VetfQ8s=
 gonum.org/v1/gonum v0.9.3/go.mod h1:TZumC3NeyVQskjXqmyWt4S3bINhy7B4eYwW69EbyX+0=
+gonum.org/v1/netlib v0.0.0-20190313105609-8cb42192e0e0 h1:OE9mWmgKkjJyEmDAAtGMPjXu+YNeGvK9VTSHY6+Qihc=
 gonum.org/v1/netlib v0.0.0-20190313105609-8cb42192e0e0/go.mod h1:wa6Ws7BG/ESfp6dHfk7C6KdzKA7wR7u/rKwOGE66zvw=
 gonum.org/v1/plot v0.0.0-20190515093506-e2840ee46a6b/go.mod h1:Wt8AAjI+ypCyYX3nZBvf6cAIx93T+c/OS2HFAYskSZc=
 gonum.org/v1/plot v0.9.0/go.mod h1:3Pcqqmp6RHvJI72kgb8fThyUnav364FOsdDo2aGW5lY=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 rsc.io/pdf v0.1.1/go.mod h1:n8OzWcQ6Sp37PL01nO98y4iUCRdTGarVfzxY20ICaU4=

hjklbox/main.go

@@ -2,6 +2,7 @@ package main
 
 import (
 	"github.com/deadsy/sdfx/render"
+	"github.com/deadsy/sdfx/render/dc"
 )
 
 func main() {
@@ -11,12 +12,16 @@ func main() {
 	plate := plate()
 	top := top()
 	bottom := bottom()
+	walls := walls()
 	//	holes := usbHoleTest()
 	//	render.RenderSTL(holes, 1200, "holes.stl")
 	//	render.RenderDXF(hjkl, 300, "hjkl.dxf")
 	//	render.RenderDXF(sdf.Difference2D(buttons, buttonMounts), 300, "buttons.dxf")
-	render.RenderSTLSlow(bottom, 1200, "bottom.stl")
+	//render.RenderSTLSlow(pegholeTest(sdf.V2{X: 47, Y: 11.4}), 1200, "pegholetest.stl")
-	render.RenderSTLSlow(top, 1200, "top.stl")
+	//	render.RenderSTLSlow(usbmountHeightTest(), 300, "usbmountHeightTest.stl")
-	render.RenderSTLSlow(plate, 1200, "plate.stl")
+	render.ToSTL(walls, 400, "walls.stl", dc.NewDualContouringDefault())
+	render.ToSTL(bottom, 400, "bottom.stl", dc.NewDualContouringDefault())
+	render.ToSTL(top, 400, "top.stl", dc.NewDualContouringDefault())
+	render.ToSTL(plate, 400, "plate.stl", dc.NewDualContouringDefault())
 
 }

hjklbox/plate.go

@@ -5,7 +5,7 @@ import "github.com/deadsy/sdfx/sdf"
 const (
 	PLATE_THICKNESS             = 2.825
 	TOP_THICKNESS               = 3.175 // 1/8th inch for possible thin acrylic top
-	BOTTOM_THICKNESS            = 16 - PLATE_THICKNESS - TOP_THICKNESS
+	BOTTOM_THICKNESS            = 20 - PLATE_THICKNESS - TOP_THICKNESS
 	PLATE_WIDTH                 = 218
 	PLATE_HEIGHT                = 130
 	TOLERANCE                   = 8
@@ -17,6 +17,7 @@ const (
 	USB_CONNECTOR_LENGTH        = 8.8 // 1.1mm sticks out from daughterboard
 	USB_CONNECTOR_HEIGHT        = 7.2
 	USB_CONNECTOR_THICKNESS     = 3.2
+	PICO_PEG_HEIGHT             = 4.0
 )
 
 func plate() sdf.SDF3 {
@@ -71,7 +72,7 @@ func top() sdf.SDF3 {
 	return sdf.Extrude3D(top2D, TOP_THICKNESS)
 }
 
-func bottom() sdf.SDF3 {
+func walls() sdf.SDF3 {
 	cavity2D := sdf.Box2D(sdf.V2{X: PLATE_WIDTH - TOLERANCE, Y: PLATE_HEIGHT - TOLERANCE}, 5)
 	walls2D := sdf.Box2D(sdf.V2{X: PLATE_WIDTH, Y: PLATE_HEIGHT}, 5)
 	bottom2D := sdf.Difference2D(walls2D, cavity2D)
@@ -82,9 +83,9 @@ func bottom() sdf.SDF3 {
 	bottom2D = sdf.Union2D(bottom2D, cornerScrewHolders)
 	bottom2D = sdf.Difference2D(bottom2D, cornerScrews)
 	cavity2D = sdf.Difference2D(cavity2D, cornerScrewHolders)
-
+	/*
 		pegHole, _ := sdf.Circle2D(M2_SCREW_HOLE_DIAMETER / 2)
-	pegHoles := make([]sdf.SDF2, 4)
+		pegHoles := make([]sdf.SDF2, PICO_PEG_HEIGHT)
 		for i := range pegHoles {
 			pegHoles[i] = pegHole
 		}
@@ -118,33 +119,88 @@ func bottom() sdf.SDF3 {
 		floor := sdf.Extrude3D(cavity2D, PLATE_THICKNESS)
 		floor = sdf.Transform3D(floor, sdf.Translate3d(sdf.V3{X: 0, Y: 0, Z: -(bottom.BoundingBox().Max.Z*2+floor.BoundingBox().Max.Z*2)/4 - 0.50}))
 		bottom = sdf.Union3D(bottom, floor)
-
+	*/
 	/*cableHole2D := sdf.Box2D(sdf.V2{X: CABLE_HEAD_WIDTH, Y: CABLE_HEAD_HEIGHT}, 0)
 	cableHole := sdf.Extrude3D(cableHole2D, TOLERANCE)
 	cableHole = sdf.Transform3D(cableHole, sdf.RotateX(sdf.DtoR(90)))
 	cableHole = sdf.Transform3D(cableHole, sdf.Translate3d(sdf.V3{X: 0, Y: (bottom.BoundingBox().Max.Y + cableHole.BoundingBox().Max.Y) - cableHole.BoundingBox().Max.Y*2, Z: cableHole.BoundingBox().Max.Z / 3}))
 	bottom = sdf.Difference3D(bottom, cableHole)*/
 
-	usbCutout, _ := sdf.Box3D(sdf.V3{X: USB_DAUGHTERBOARD_LENGTH + 0.4, Y: USB_DAUGHTERBOARD_HEIGHT + 0.4, Z: USB_DAUGHTERBOARD_THICKNESS + 3.8}, 0)
+	bottom := sdf.Extrude3D(bottom2D, BOTTOM_THICKNESS-PLATE_THICKNESS)
-	usbCutout = sdf.Transform3D(usbCutout, sdf.Translate3d(sdf.V3{X: 0, Y: (floor.BoundingBox().Max.Y + usbCutout.BoundingBox().Max.Y) - usbCutout.BoundingBox().Max.Y*2 + 2.6, Z: 2})) // 5 for m3x5 screw
+
+	usbCutout, _ := sdf.Box3D(sdf.V3{X: USB_DAUGHTERBOARD_LENGTH + 0.4, Y: USB_DAUGHTERBOARD_HEIGHT + 0.4, Z: USB_DAUGHTERBOARD_THICKNESS + 10}, 0)
+	usbCutout = sdf.Transform3D(usbCutout, sdf.Translate3d(sdf.V3{X: 0, Y: (cavity2D.BoundingBox().Max.Y + usbCutout.BoundingBox().Max.Y) - usbCutout.BoundingBox().Max.Y*2 + 2.6, Z: 2})) // 5 for m3x5 screw
 	bottom = sdf.Difference3D(bottom, usbCutout)
 
-	usbCutoutPeg2D := M3ScrewHole()                                 // m2 hole
+	/*usbCutoutPeg2D := M3ScrewHole()                                 // m2 hole
 	usbCutoutPeg := sdf.Extrude3D(usbCutoutPeg2D, BOTTOM_THICKNESS) // thickness of daughtboard pcb
-	usbCutoutPeg = sdf.Transform3D(usbCutoutPeg, sdf.Translate3d(sdf.V3{X: 7.8, Y: (floor.BoundingBox().Max.Y + usbCutoutPeg.BoundingBox().Max.Y + 2) - usbCutoutPeg.BoundingBox().Max.Y*2, Z: -BOTTOM_THICKNESS / 2}))
+	usbCutoutPeg = sdf.Transform3D(usbCutoutPeg, sdf.Translate3d(sdf.V3{X: 7.8, Y: (cavity2D.BoundingBox().Max.Y + usbCutoutPeg.BoundingBox().Max.Y + 2) - usbCutoutPeg.BoundingBox().Max.Y*2, Z: -BOTTOM_THICKNESS / 2}))
 	usbCutoutPeg2 := sdf.Transform3D(usbCutoutPeg, sdf.Translate3d(sdf.V3{X: -15.6, Y: 0, Z: 0}))
 
 	usbCutoutPeg = sdf.Union3D(usbCutoutPeg, usbCutoutPeg2)
-	bottom = sdf.Difference3D(bottom, usbCutoutPeg)
+	bottom = sdf.Difference3D(bottom, usbCutoutPeg)*/
 
-	usbPortHole, _ := sdf.Box3D(sdf.V3{X: USB_CONNECTOR_LENGTH, Y: USB_CONNECTOR_HEIGHT, Z: USB_CONNECTOR_THICKNESS}, 0)
+	usbPortHole, _ := sdf.Box3D(sdf.V3{X: USB_CONNECTOR_LENGTH + 0.5, Y: USB_CONNECTOR_HEIGHT + 0.5, Z: USB_CONNECTOR_THICKNESS + 0.5}, 0)
-	usbPortHole = sdf.Transform3D(usbPortHole, sdf.Translate3d(sdf.V3{X: 0, Y: PLATE_HEIGHT / 2, Z: 1.5 / 2})) // Z is thickness of board
+	//	usbPortHole = sdf.Transform3D(usbPortHole, sdf.RotateZ(sdf.DtoR(90)))
+	usbPortHole = sdf.Transform3D(usbPortHole, sdf.Translate3d(sdf.V3{X: 0, Y: PLATE_HEIGHT / 2, Z: 0})) // Z is thickness of board
 
 	bottom = sdf.Difference3D(bottom, usbPortHole)
 
 	return bottom
 }
 
+func bottom() sdf.SDF3 {
+	bottom2D := sdf.Box2D(sdf.V2{X: PLATE_WIDTH, Y: PLATE_HEIGHT}, 5)
+	cornerScrewHolder, _ := sdf.Circle2D((M4_SCREW_HOLE_DIAMETER + 8) / 2)
+	cornerScrewHolders := cornerHoles(bottom2D, cornerScrewHolder)
+	cornerScrews := cornerHoles(bottom2D, M4screwHole())
+
+	bottom2D = sdf.Union2D(bottom2D, cornerScrewHolders)
+	bottom2D = sdf.Difference2D(bottom2D, cornerScrews)
+
+	usbCutoutPeg2D := M3ScrewHole()
+	usbCutoutPeg2D = sdf.Transform2D(usbCutoutPeg2D, sdf.Translate2d(sdf.V2{X: 7.8, Y: (bottom2D.BoundingBox().Max.Y + usbCutoutPeg2D.BoundingBox().Max.Y - 2) - usbCutoutPeg2D.BoundingBox().Max.Y*2}))
+	usbCutoutPeg2D = sdf.Union2D(usbCutoutPeg2D, sdf.Transform2D(usbCutoutPeg2D, sdf.Translate2d(sdf.V2{X: -15.6, Y: 0})))
+
+	bottom2D = sdf.Difference2D(bottom2D, usbCutoutPeg2D)
+
+	//	usbCutoutPeg := sdf.Extrude3D(usbCutoutPeg2D, BOTTOM_THICKNESS) // thickness of daughtboard pcb
+	//	usbCutoutPeg = sdf.Transform3D(usbCutoutPeg, sdf.Translate3d(sdf.V3{X: 7.8, Y: (cavity2D.BoundingBox().Max.Y + usbCutoutPeg.BoundingBox().Max.Y + 2) - usbCutoutPeg.BoundingBox().Max.Y*2, Z: -BOTTOM_THICKNESS / 2}))
+	//	usbCutoutPeg2 := sdf.Transform3D(usbCutoutPeg, sdf.Translate3d(sdf.V3{X: -15.6, Y: 0, Z: 0}))
+	bottom := sdf.Extrude3D(bottom2D, PLATE_THICKNESS)
+
+	pegHole, _ := sdf.Circle2D(M2_SCREW_HOLE_DIAMETER / 2)
+	pegHoles := make([]sdf.SDF2, PICO_PEG_HEIGHT)
+	for i := range pegHoles {
+		pegHoles[i] = pegHole
+	}
+	pegHoles[0] = sdf.Transform2D(pegHoles[0], sdf.Translate2d(sdf.V2{X: 47 / 2, Y: 11.4 / 2}))   //pico mounting hole spacing
+	pegHoles[1] = sdf.Transform2D(pegHoles[1], sdf.Translate2d(sdf.V2{X: 47 / 2, Y: -11.4 / 2}))  //pico mounting hole spacing
+	pegHoles[2] = sdf.Transform2D(pegHoles[2], sdf.Translate2d(sdf.V2{X: -47 / 2, Y: -11.4 / 2})) //pico mounting hole spacing
+	pegHoles[3] = sdf.Transform2D(pegHoles[3], sdf.Translate2d(sdf.V2{X: -47 / 2, Y: 11.4 / 2}))  //pico mounting hole spacing
+
+	peg, _ := sdf.Circle2D(M2_SCREW_HOLE_DIAMETER)
+	pegs := make([]sdf.SDF2, 4)
+	for i := range pegs {
+		pegs[i] = peg
+	}
+	pegs[0] = sdf.Transform2D(pegs[0], sdf.Translate2d(sdf.V2{X: 47 / 2, Y: 11.4 / 2}))   //pico mounting hole spacing
+	pegs[1] = sdf.Transform2D(pegs[1], sdf.Translate2d(sdf.V2{X: 47 / 2, Y: -11.4 / 2}))  //pico mounting hole spacing
+	pegs[2] = sdf.Transform2D(pegs[2], sdf.Translate2d(sdf.V2{X: -47 / 2, Y: -11.4 / 2})) //pico mounting hole spacing
+	pegs[3] = sdf.Transform2D(pegs[3], sdf.Translate2d(sdf.V2{X: -47 / 2, Y: 11.4 / 2}))  //pico mounting hole spacing
+
+	mount2D := sdf.Union2D(pegs...)
+	mountingHoles2D := sdf.Union2D(pegHoles...)
+	mount2D = sdf.Difference2D(mount2D, mountingHoles2D)
+	mount2D = sdf.Transform2D(mount2D, sdf.Translate2d(sdf.V2{X: bottom2D.BoundingBox().Max.X / 2, Y: -bottom2D.BoundingBox().Max.X / 3}))
+	mount := sdf.Extrude3D(mount2D, 4) // M2x4mm screw holes
+	mount = sdf.Transform3D(mount, sdf.Translate3d(sdf.V3{X: 0, Y: 0, Z: PLATE_THICKNESS}))
+
+	bottom = sdf.Union3D(bottom, mount)
+
+	return bottom
+}
+
 func cornerHoles(input, hole sdf.SDF2) sdf.SDF2 {
 	cornerHoles := make([]sdf.SDF2, 4)
 	for i := range cornerHoles {
@@ -198,13 +254,53 @@ func lengthHoles(input, hole sdf.SDF2) sdf.SDF2 {
 } */
 
 // i measured 45.6 between holes instead of 47mm, lets try some sizes I guess?
-func pegholeTest() sdf.SDF3 {
+func pegholeTest(pegDistances sdf.V2) sdf.SDF3 {
+	plane2D := sdf.Box2D(sdf.V2{X: 50, Y: 30}, 0)
+	pegHole, _ := sdf.Circle2D(M2_SCREW_HOLE_DIAMETER / 2)
+	pegHoles := make([]sdf.SDF2, 4)
+	for i := range pegHoles {
+		pegHoles[i] = pegHole
+	}
+	pegHoles[0] = sdf.Transform2D(pegHoles[0], sdf.Translate2d(sdf.V2{X: pegDistances.X / 2, Y: pegDistances.Y / 2}))   //pico mounting hole spacing
+	pegHoles[1] = sdf.Transform2D(pegHoles[1], sdf.Translate2d(sdf.V2{X: pegDistances.X / 2, Y: -pegDistances.Y / 2}))  //pico mounting hole spacing
+	pegHoles[2] = sdf.Transform2D(pegHoles[2], sdf.Translate2d(sdf.V2{X: -pegDistances.X / 2, Y: -pegDistances.Y / 2})) //pico mounting hole spacing
+	pegHoles[3] = sdf.Transform2D(pegHoles[3], sdf.Translate2d(sdf.V2{X: -pegDistances.X / 2, Y: pegDistances.Y / 2}))  //pico mounting hole spacing
 
-	return nil
+	peg, _ := sdf.Circle2D(M2_SCREW_HOLE_DIAMETER)
+	pegs := make([]sdf.SDF2, 4)
+	for i := range pegs {
+		pegs[i] = peg
+	}
+	pegs[0] = sdf.Transform2D(pegs[0], sdf.Translate2d(sdf.V2{X: pegDistances.X / 2, Y: pegDistances.Y / 2}))   //pico mounting hole spacing
+	pegs[1] = sdf.Transform2D(pegs[1], sdf.Translate2d(sdf.V2{X: pegDistances.X / 2, Y: -pegDistances.Y / 2}))  //pico mounting hole spacing
+	pegs[2] = sdf.Transform2D(pegs[2], sdf.Translate2d(sdf.V2{X: -pegDistances.X / 2, Y: -pegDistances.Y / 2})) //pico mounting hole spacing
+	pegs[3] = sdf.Transform2D(pegs[3], sdf.Translate2d(sdf.V2{X: -pegDistances.X / 2, Y: pegDistances.Y / 2}))  //pico mounting hole spacing
+
+	mountingHoles2D := sdf.Union2D(pegHoles...)
+	mounts2D := sdf.Union2D(pegs...)
+	mounts2D = sdf.Difference2D(mounts2D, mountingHoles2D)
+
+	mounts := sdf.Extrude3D(mounts2D, PICO_PEG_HEIGHT)
+	plane := sdf.Extrude3D(plane2D, PICO_PEG_HEIGHT/2)
+
+	mounts = sdf.Transform3D(mounts, sdf.Translate3d(sdf.V3{X: 0, Y: 0, Z: PICO_PEG_HEIGHT / 4}))
+
+	return sdf.Union3D(mounts, plane)
 }
 
-usb hole is too low, needs to be a bit higher
+// usb hole is too low, needs to be a bit higher
-func usbmountheighttest() sdf.SDF3 {
+func usbmountHeightTest() sdf.SDF3 {
+	box, _ := sdf.Box3D(sdf.V3{X: 2, Y: 15, Z: BOTTOM_THICKNESS}, 0)
+	floor, _ := sdf.Box3D(sdf.V3{X: 12, Y: 15, Z: 1}, 0)
 
-	return nil
+	floor = sdf.Transform3D(floor, sdf.Translate3d(sdf.V3{X: 5, Y: 0, Z: (-BOTTOM_THICKNESS / 2) - (-floor.BoundingBox().Max.Z)}))
+
+	usbPortHole, _ := sdf.Box3D(sdf.V3{X: USB_CONNECTOR_LENGTH + 0.5, Y: USB_CONNECTOR_HEIGHT + 0.5, Z: USB_CONNECTOR_THICKNESS + 0.5}, 0)
+	usbPortHole = sdf.Transform3D(usbPortHole, sdf.Translate3d(sdf.V3{X: 0, Y: 0, Z: 0})) // Z is thickness of board
+	usbPortHole = sdf.Transform3D(usbPortHole, sdf.RotateZ(sdf.DtoR(90)))
+
+	box = sdf.Difference3D(box, usbPortHole)
+	box = sdf.Union3D(box, floor)
+
+	return box
 }

hjklbox/screw.go

@@ -3,9 +3,9 @@ package main
 import "github.com/deadsy/sdfx/sdf"
 
 const (
-	M4_SCREW_HOLE_DIAMETER = 4.5 //m4 screw
+	M4_SCREW_HOLE_DIAMETER = 4   //m4 screw
-	M3_SCREW_HOLE_DIAMETER = 3.4 //m3 screw
+	M3_SCREW_HOLE_DIAMETER = 3.1 //m3 screw
-	M2_SCREW_HOLE_DIAMETER = 2.4
+	M2_SCREW_HOLE_DIAMETER = 2   //m2 screw
 )
 
 func M4screwHole() sdf.SDF2 {