blob: 39c7a559436e641a22518bd70d37a561064ed414 [file] [log] [blame]
package androidx.webgpu.helper
/**
* Helpers for image dimension management. Each adds a method to round to the next higher
* or lower multiple of a value, e.g., "round -1,234 down to the nearest multiple of 1,000"
* returns -2000.
*/
public fun Long.roundDownToNearestMultipleOf(boundary: Int): Long {
val padding = if (this < 0 && (this % boundary != 0L)) boundary else 0
return ((this - padding) / boundary) * boundary
}
public fun Int.roundDownToNearestMultipleOf(boundary: Int): Int {
val padding = if (this < 0 && (this % boundary != 0)) boundary else 0
return ((this - padding) / boundary) * boundary
}
public fun Long.roundUpToNearestMultipleOf(boundary: Int): Long {
val padding = if (this > 0 && (this % boundary != 0L)) boundary else 0
return ((this + padding) / boundary) * boundary
}
public fun Int.roundUpToNearestMultipleOf(boundary: Int): Int {
val padding = if (this > 0 && (this % boundary != 0)) boundary else 0
return ((this + padding) / boundary) * boundary
}