Skip to content

ConstantTile with NoData: support idempotent CellType conversions - #3553

Merged
pomadchin merged 11 commits into
locationtech:masterfrom
pomadchin:fix/constant-tile-conversions
Oct 28, 2024
Merged

pomadchin merged 11 commits into
locationtech:masterfrom
pomadchin:fix/constant-tile-conversions

Conversation

@pomadchin

@pomadchin pomadchin commented Oct 28, 2024 •

Copy link
Copy Markdown
Member

Overview

This PR fixes ConstantCellType conversions of the Byte and Short CellTypes as well as adds the ConstantTile.empty constructor.

Fixes #3525
Supersedes & closes #3552

cc @jdries

@pomadchin pomadchin changed the title ConstantTile with NoData: support idempotant cellType conversions ConstantTile with NoData: support idempotent cellType conversions Oct 28, 2024
Comment on lines 85 to 92
case BitCellType => new BitConstantTile(if (iVal == 0) false else true, cols, rows)
case ct: ByteCells => ByteConstantTile(iVal.toByte, cols, rows, ct)
case ct: ByteCells => ByteConstantTile(i2b(iVal), cols, rows, ct)
case ct: UByteCells => UByteConstantTile(iVal.toByte, cols, rows, ct)
case ct: ShortCells => ShortConstantTile(iVal.toShort , cols, rows, ct)
case ct: UShortCells => UShortConstantTile(iVal.toShort , cols, rows, ct)
case ct: IntCells => IntConstantTile(iVal , cols, rows, ct)
case ct: FloatCells => FloatConstantTile(dVal.toFloat , cols, rows, ct)
case ct: ShortCells => ShortConstantTile(i2s(iVal), cols, rows, ct)
case ct: UShortCells => UShortConstantTile(i2us(iVal) , cols, rows, ct)
case ct: IntCells => IntConstantTile(iVal, cols, rows, ct)
case ct: FloatCells => FloatConstantTile(d2f(dVal), cols, rows, ct)
case ct: DoubleCells => DoubleConstantTile(dVal, cols, rows, ct)

@pomadchin pomadchin Oct 28, 2024 •

Copy link
Copy Markdown
Member Author

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

That's the bug actually^ a tiny gotcha that caused this bug.
i.e. Int.MinValue.toByte / .toShort does not return us an expected NoDataValue:

Int.MinValue.toByte //> 0
Int.MinValue.toShort //> 0

@pomadchin pomadchin changed the title ConstantTile with NoData: support idempotent cellType conversions ConstantTile with NoData: support idempotent CellType conversions Oct 28, 2024
@pomadchin
pomadchin force-pushed the fix/constant-tile-conversions branch from 977459b to d98a9ca Compare October 28, 2024 01:29
@pomadchin
pomadchin merged commit 01a320a into locationtech:master Oct 28, 2024
@pomadchin
pomadchin deleted the fix/constant-tile-conversions branch October 28, 2024 02:13
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment

Labels

Projects

None yet

Development

Successfully merging this pull request may close these issues.

Convert NODATA ByteConstantTile and ShortConstantCellType: unexpected result

2 participants