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Screw operation takes UVs, new smooth normals implicit weld. New octr…
…ee functions, new potree functions + fixes, stl fixes
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,51 @@ | ||
| package texturing | ||
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| import ( | ||
| "image" | ||
| "image/color" | ||
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| "github.com/EliCDavis/polyform/drawing/coloring" | ||
| "github.com/EliCDavis/polyform/math/noise" | ||
| "github.com/EliCDavis/polyform/nodes" | ||
| ) | ||
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| type SeamlessPerlinNode = nodes.StructNode[image.Image, SeamlessPerlinNodeData] | ||
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| type SeamlessPerlinNodeData struct { | ||
| Positive nodes.NodeOutput[coloring.WebColor] | ||
| Negative nodes.NodeOutput[coloring.WebColor] | ||
| } | ||
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| func (an SeamlessPerlinNodeData) Process() (image.Image, error) { | ||
| dim := 1024 | ||
| img := image.NewRGBA(image.Rect(0, 0, dim, dim)) | ||
| // normals.Fill(img) | ||
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| n := noise.NewTilingNoise(dim, 1/64., 5) | ||
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| nR, nG, nB, _ := an.Negative.Value().RGBA() | ||
| pR, pG, pB, _ := an.Positive.Value().RGBA() | ||
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| rRange := float64(pR>>8) - float64(nR>>8) | ||
| gRange := float64(pG>>8) - float64(nG>>8) | ||
| bRange := float64(pB>>8) - float64(nB>>8) | ||
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| for x := 0; x < dim; x++ { | ||
| for y := 0; y < dim; y++ { | ||
| val := n.Noise(x, y) | ||
| p := (val * 0.5) + 0.5 | ||
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| r := uint32(float64(nR) + (rRange * p)) | ||
| g := uint32(float64(nG) + (gRange * p)) | ||
| b := uint32(float64(nB) + (bRange * p)) | ||
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| img.Set(x, y, color.RGBA{ | ||
| R: byte(r), // byte(len * 255), | ||
| G: byte(g), | ||
| B: byte(b), | ||
| A: 255, | ||
| }) | ||
| } | ||
| } | ||
| return img, nil | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,63 @@ | ||
| package main | ||
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| import ( | ||
| "image" | ||
| "image/draw" | ||
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| "github.com/EliCDavis/polyform/drawing/coloring" | ||
| "github.com/EliCDavis/polyform/nodes" | ||
| "github.com/fogleman/gg" | ||
| ) | ||
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| type BrushedMetalNode = nodes.StructNode[image.Image, BrushedMetalNodeNodeData] | ||
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| type BrushedMetalNodeNodeData struct { | ||
| Dimensions nodes.NodeOutput[int] | ||
| BaseColor nodes.NodeOutput[coloring.WebColor] | ||
| BrushColor nodes.NodeOutput[coloring.WebColor] | ||
| BrushSize nodes.NodeOutput[float64] | ||
| Count nodes.NodeOutput[int] | ||
| } | ||
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| func (gnd BrushedMetalNodeNodeData) Process() (image.Image, error) { | ||
| dimensions := 512 | ||
| if gnd.Dimensions != nil { | ||
| dimensions = gnd.Dimensions.Value() | ||
| } | ||
| img := image.NewRGBA(image.Rect(0, 0, dimensions, dimensions)) | ||
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| baseColor := coloring.Grey(200) | ||
| if gnd.BaseColor != nil { | ||
| baseColor = gnd.BaseColor.Value() | ||
| } | ||
| draw.Draw(img, img.Bounds(), &image.Uniform{baseColor}, image.Point{}, draw.Src) | ||
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| ctx := gg.NewContextForImage(img) | ||
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| lineWidth := 1. | ||
| if gnd.BrushSize != nil { | ||
| lineWidth = gnd.BrushSize.Value() | ||
| } | ||
| ctx.SetLineWidth(lineWidth) | ||
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| bruchColor := coloring.Grey(150) | ||
| if gnd.BrushColor != nil { | ||
| bruchColor = gnd.BrushColor.Value() | ||
| } | ||
| ctx.SetColor(bruchColor) | ||
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| horizontalLines := 10 | ||
| if gnd.Count != nil { | ||
| horizontalLines = gnd.Count.Value() | ||
| } | ||
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| horizontalSpacing := float64(dimensions) / float64(horizontalLines) | ||
| for i := 0; i < horizontalLines; i++ { | ||
| y := (horizontalSpacing * float64(i)) + (horizontalSpacing / 2) | ||
| ctx.DrawLine(0, y, float64(dimensions), y) | ||
| } | ||
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| ctx.Stroke() | ||
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| return ctx.Image(), nil | ||
| } |
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