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https://bitbucket.org/s_l_teichmann/mtsatellite
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mtseeder: Fixed problem that tiles with missing sub tiles were drawn in white entirely.
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parent
2709761255
commit
d39a948bd4
@ -136,6 +136,22 @@ func createParentLevel(oldDir string, jobs chan pyramidJob) (newDir string, err
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return
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}
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func clip8(x int) int {
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switch {
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case x < 0:
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return 0
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case x > 256:
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return 256
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}
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return x
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}
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func clipRect(r image.Rectangle) image.Rectangle {
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return image.Rectangle{
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Min: image.Point{X: clip8(r.Min.X), Y: clip8(r.Min.Y)},
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Max: image.Point{X: clip8(r.Max.X), Y: clip8(r.Max.Y)}}
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}
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var dps = [4]image.Point{
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image.Pt(0, 256),
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image.Pt(0, 0),
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@ -148,7 +164,7 @@ func fuseTile(scratch *image.RGBA, job *pyramidJob) (err error) {
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img := common.LoadPNG(path)
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sr := img.Bounds()
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sr := clipRect(img.Bounds())
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r := sr.Sub(sr.Min).Add(dps[i])
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draw.Draw(scratch, r, img, sr.Min, draw.Src)
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