@luma.gl/shadertools
Version:
Shader module system for luma.gl
25 lines (21 loc) • 873 B
TypeScript
import {NumberArray} from '../../types';
/**
* Calculate WebGL 64 bit float
* @param a - the input float number
* @param out - the output array. If not supplied, a new array is created.
* @param startIndex - the index in the output array to fill from. Default 0.
* @returns - the fp64 representation of the input number
*/
export function fp64ify(a: number, out?: NumberArray, startIndex?: number): NumberArray;
/**
* Calculate the low part of a WebGL 64 bit float
* @param a {number} - the input float number
* @returns {number} - the lower 32 bit of the number
*/
export function fp64LowPart(a: any): number;
/**
* Calculate WebGL 64 bit matrix (transposed "Float64Array")
* @param matrix {Matrix4} - the input matrix
* @returns {array} - the fp64 representation of the input matrix
*/
export function fp64ifyMatrix4(matrix: NumberArray): Float32Array;