66 lines
1.4 KiB
Go
66 lines
1.4 KiB
Go
package main
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import (
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"log"
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"github.com/deadsy/sdfx/render"
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"github.com/deadsy/sdfx/render/dc"
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"github.com/deadsy/sdfx/sdf"
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v2 "github.com/deadsy/sdfx/vec/v2"
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v3 "github.com/deadsy/sdfx/vec/v3"
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)
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func main() {
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round := 1.0
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topDiameter := 28.0 - round*2
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innerDiameter := 26.5 - round*2
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stemInnerX, stemInnerY := 6.05, 1.6 //0.25 tolerance X, 0.1 tolerance Y
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stemOuterDiameter := 7.6
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z := 4.2
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// Top
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top2D, err := sdf.Circle2D(topDiameter / 2)
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if err != nil {
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log.Fatalf("Error: %v\n", err)
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}
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// Inside
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inner2D, err := sdf.Circle2D(innerDiameter / 2)
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if err != nil {
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log.Fatalf("Error: %v\n", err)
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}
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inner2D = sdf.Difference2D(top2D, inner2D)
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// Stem
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stem2D, err := sdf.Circle2D(stemOuterDiameter / 2)
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if err != nil {
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log.Fatalf("Error: %v\n", err)
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}
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stemInner2D := sdf.Box2D(v2.Vec{X: stemInnerX, Y: stemInnerY}, 0)
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stem2D = sdf.Difference2D(stem2D, stemInner2D)
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// Assembly
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//buttCap, err := sdf.ExtrudeRounded3D(top2D, z/4, 0.5)
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buttCap, err := sdf.Loft3D(top2D, inner2D, z, round)
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if err != nil {
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log.Fatalf("Error: %v\n", err)
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}
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//body := sdf.Extrude3D(inner2D, z)
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stem := sdf.Extrude3D(stem2D, z)
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buttCap = sdf.Union3D(
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buttCap,
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// sdf.Transform3D(body, sdf.Translate3d(v3.Vec{X: 0, Y: 0, Z: z/8 + z/2})),
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sdf.Transform3D(stem, sdf.Translate3d(v3.Vec{X: 0, Y: 0, Z: z / 2})),
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)
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render.ToSTL(buttCap, 200, "cap.stl", dc.NewDualContouringDefault())
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}
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