Chapter 31. Trombone

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Trombone is a much more sophisticated musical instrument app than the preceding chapter’s Cowbell app. You can move the slide up and down to different positions to play any note. (Other than starting at F, the slide positions bear little resemblance to real trombone slide positions!) This app supports two different sliding modes. If you use the left side of the screen, you can freely move the slide. If you use the right side of the screen, the slide snaps ...

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