import type { FnN , FnN2 } from "@thi.ng/api" ; const F64 = new Float64Array ( 1 ) ; const F32 = new Float32Array ( F64 . buffer ) ; const I32 = new Int32Array ( F64 . buffer ) ; const U32 = new Uint32Array ( F64 . buffer ) ; /**
 * This value is true iff the environment is Little Endian.
 */ export const IS_LE = ( ( F64 [ 0 ] = 2 ) , U32 [ 1 ] === 0x40000000 ) ; export const floatToIntBits = ( x ) => ( ( F32 [ 0 ] = x ) , I32 [ 0 ] ) ; export const floatToUintBits = ( x ) => ( ( F32 [ 0 ] = x ) , U32 [ 0 ] ) ; export const intBitsToFloat = ( x ) => ( ( I32 [ 0 ] = x ) , F32 [ 0 ] ) ; export const uintBitsToFloat = ( x ) => ( ( U32 [ 0 ] = x ) , F32 [ 0 ] ) ; param x export const floatToIntBits64 = ( x ) : [ number , number ] => ( ( F64 [ 0 ] = x ) , IS_LE ? [ I32 [ 1 ] , I32 [ 0 ] ] : [ I32 [ 0 ] , I32 [ 1 ] ] ) ; param x export const floatToUintBits64 = ( x ) : [ number , number ] => ( ( F64 [ 0 ] = x ) , IS_LE ? [ U32 [ 1 ] , U32 [ 0 ] ] : [ U32 [ 0 ] , U32 [ 1 ] ] ) ; /**
 * Reverse op of  floatToIntBits64 .
 *
 *  param hi param lo export const intBitsToFloat64 = ( hi , lo ) => { IS_LE ? ( ( I32 [ 1 ] = hi ) , ( I32 [ 0 ] = lo ) ) : ( ( I32 [ 0 ] = hi ) , ( I32 [ 1 ] = lo ) ) ; return F64 [ 0 ] ; } ; /**
 * Reverse op of  floatToUintBits64 .
 *
 *  param hi param lo export const uintBitsToFloat64 = ( hi , lo ) => { IS_LE ? ( ( U32 [ 1 ] = hi ) , ( U32 [ 0 ] = lo ) ) : ( ( U32 [ 0 ] = hi ) , ( U32 [ 1 ] = lo ) ) ; return F64 [ 0 ] ; } ; /**
 * Converts given float (f32) into a sortable integer representation,
 * using raw bitwise conversion via  floatToIntBits .
 *
 *  https * (page 3)
 *
 *  param x export const floatToSortableInt = ( x ) => { if ( x === - 0 ) x = 0 ; const i = floatToIntBits ( x ) ; return x < 0 ? ~ i | ( 1 << 31 ) : i ; } ; const clamp11 = ( x ) => ( x < - 1 ? - 1 : x > 1 ? 1 : x ) ; param x export const f32u8 = ( x ) => ( clamp11 ( x ) * 0x7f ) & 0xff ; param x export const f32u16 = ( x ) => ( clamp11 ( x ) * 0x7fff ) & 0xffff ; param x export const f32u24 = ( x ) => ( clamp11 ( x ) * 0x7fffff ) & 0xffffff ; param x export const f32u32 = ( x ) => ( clamp11 ( x ) * 0x7fffffff ) >>> 0 ; /**
 * Reverse op of  f32u8 .
 *
 *  param x export const u8f32 = ( x ) => ( ( x &= 0xff ) , ( x | ( ( x >> 7 ) * 0xffffff00 ) ) / 0x7f ) ; /**
 * Reverse op of  f32u16 .
 *
 *  param x export const u16f32 = ( x ) => ( ( x &= 0xffff ) , ( x | ( ( x >> 15 ) * 0xffff0000 ) ) / 0x7fff ) ; /**
 * Reverse op of  f32u24 .
 *
 *  param x export const u24f32 = ( x ) => ( ( x &= 0xffffff ) , ( x | ( ( x >> 23 ) * 0xff000000 ) ) / 0x7fffff ) ; /**
 * Reverse op of  f32u32 .
 *
 *  param x export const u32f32 = ( x ) => ( x | 0 ) / 0x7fffffff ;