Fix/idc slim issue#84 (#101)

* Update pyramid.js

Fix wrong comparison in function _areImagePyramidsEqual

* Update utils.js

Relax accepted difference between two number to be considered equal

Author: rodrigobasilio2022

src/pyramid.js

@@ -269,7 +269,7 @@ function _computeImagePyramid ({ metadata }) {
 
 function _areImagePyramidsEqual (pyramid, refPyramid) {
   // Check that all the channels have the same pyramid parameters
-  if (!are2DArraysAlmostEqual(pyramid.extent, refPyramid.extent)) {
+  if (!are1DArraysAlmostEqual(pyramid.extent, refPyramid.extent)) {
     console.warn(
       'pyramid has different extent as reference pyramid: ',
       pyramid.extent,
@@ -285,7 +285,7 @@ function _areImagePyramidsEqual (pyramid, refPyramid) {
     )
     return false
   }
-  if (!are2DArraysAlmostEqual(pyramid.resolutions, refPyramid.resolutions)) {
+  if (!are1DArraysAlmostEqual(pyramid.resolutions, refPyramid.resolutions)) {
     console.warn(
       'pyramid has different resolutions as reference pyramid: ',
       pyramid.resolutions,

src/utils.js

@@ -418,7 +418,7 @@ function mapSlideCoordToPixelCoord ({ point, offset, orientation, spacing }) {
  *
  * @memberof utils
  */
-function are2DArraysAlmostEqual (a, b, eps = 1.e-6) {
+function are2DArraysAlmostEqual (a, b, eps = 1.e-5) {
   if (a === b) return true
   if (a == null || b == null) return false
   if (a.length !== b.length) return false
@@ -445,7 +445,7 @@ function are2DArraysAlmostEqual (a, b, eps = 1.e-6) {
  *
  * @memberof utils
  */
-function are1DArraysAlmostEqual (a, b, eps = 1.e-6) {
+function are1DArraysAlmostEqual (a, b, eps = 1.e-5) {
   if (a == null || b == null) return false
   if (a.length !== b.length) return false