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Merged
merged 1 commit into from
Aug 28, 2024
Merged

tensorcore.TensorEditor -- needed for ccn sims #1187

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32 changes: 32 additions & 0 deletions tensor/projection2d.go
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Original file line number Diff line number Diff line change
Expand Up @@ -4,6 +4,16 @@

package tensor

const (
// OddRow is for oddRow arguments to Projection2D functions,
// specifies that the odd dimension goes along the row.
OddRow = true

// OddColumn is for oddRow arguments to Projection2D functions,
// specifies that the odd dimension goes along the column.
OddColumn = false
)

// Projection2DShape returns the size of a 2D projection of the given tensor Shape,
// collapsing higher dimensions down to 2D (and 1D up to 2D).
// For any odd number of dimensions, the remaining outer-most dimension
Expand Down Expand Up @@ -142,6 +152,17 @@ func Projection2DValue(tsr Tensor, oddRow bool, row, col int) float64 {
return tsr.Float1D(idx)
}

// Projection2DString returns the string value at given row, col coords for a 2D projection
// of the given tensor, collapsing higher dimensions down to 2D (and 1D up to 2D).
// For any odd number of dimensions, the remaining outer-most dimension
// can either be multipliexed across the row or column, given the oddRow arg.
// Even multiples of inner-most dimensions are assumed to be row, then column.
// RowMajor and ColMajor layouts are handled appropriately.
func Projection2DString(tsr Tensor, oddRow bool, row, col int) string {
idx := Projection2DIndex(tsr.Shape(), oddRow, row, col)
return tsr.String1D(idx)
}

// Projection2DSet sets a float64 value at given row, col coords for a 2D projection
// of the given tensor, collapsing higher dimensions down to 2D (and 1D up to 2D).
// For any odd number of dimensions, the remaining outer-most dimension
Expand All @@ -152,3 +173,14 @@ func Projection2DSet(tsr Tensor, oddRow bool, row, col int, val float64) {
idx := Projection2DIndex(tsr.Shape(), oddRow, row, col)
tsr.SetFloat1D(idx, val)
}

// Projection2DSetString sets a string value at given row, col coords for a 2D projection
// of the given tensor, collapsing higher dimensions down to 2D (and 1D up to 2D).
// For any odd number of dimensions, the remaining outer-most dimension
// can either be multipliexed across the row or column, given the oddRow arg.
// Even multiples of inner-most dimensions are assumed to be row, then column.
// RowMajor and ColMajor layouts are handled appropriately.
func Projection2DSetString(tsr Tensor, oddRow bool, row, col int, val string) {
idx := Projection2DIndex(tsr.Shape(), oddRow, row, col)
tsr.SetString1D(idx, val)
}
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