Struct ZonalCalculator 

pub struct ZonalCalculator { /* private fields */ }

Zonal statistics calculator

Implementations

impl ZonalCalculator

pub fn new() -> Self

Create a new zonal calculator

pub fn with_statistics(self, stats: Vec<ZonalStatistic>) -> Self

Set statistics to calculate

pub fn with_no_data(self, value: f64) -> Self

Set no-data value

pub fn calculate( &self, values: &ArrayView2<'_, f64>, zones: &ArrayView2<'_, i32>, ) -> Result<ZonalResult>

Calculate zonal statistics

Arguments

• values - Value raster (height × width)
• zones - Zone raster with integer zone IDs (height × width)

Errors

Returns error if dimensions don’t match

pub fn calculate_multiband( &self, values: &ArrayView3<'_, f64>, zones: &ArrayView2<'_, i32>, ) -> Result<Vec<ZonalResult>>

Calculate multi-band zonal statistics

Arguments

• values - Multi-band value raster (height × width × bands)
• zones - Zone raster (height × width)

Errors

Returns error if dimensions don’t match

Trait Implementations

impl Default for ZonalCalculator

fn default() -> Self

Returns the “default value” for a type.