Documentation
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Index ¶
Constants ¶
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Variables ¶
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Functions ¶
Types ¶
type Grid ¶
type Grid interface { NumRows() int NumCols() int // LetterAt returns the letter at the given row and column. // Returning '.' will cause the square to render black. // Returning ' ' or '-' or 0 will cause no letter to be rendered. LetterAt(row, col int) byte // ShadeAt returns the shade in range [0,1] to shade the square at the given row/column. // It will only be called for white squares with no letters. ShadeAt(row, col int) float64 }
Grid describes a grid and its associated data.
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