From 4f83ec127d1536c2c41c4058ffd55004645807d2 Mon Sep 17 00:00:00 2001
From: "Helmut (Oertel) Hoffer von Ankershoffen" <helmuthva@gmail.com>
Date: Sun, 10 Nov 2024 14:10:31 +0100
Subject: [PATCH 1/2] perf(bulkAnnotations): cache affine

---
 src/bulkAnnotations/utils.js | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/src/bulkAnnotations/utils.js b/src/bulkAnnotations/utils.js
index 41824e4..32c66c8 100644
--- a/src/bulkAnnotations/utils.js
+++ b/src/bulkAnnotations/utils.js
@@ -468,6 +468,12 @@ export const getFeaturesFromBulkAnnotations = ({
 
   const { topLeft, bottomRight } = getViewportBoundingBox({ view, pyramid, affine })
 
+  const affine = getAffineBasedOnPyramidLevel({
+    affine,
+    pyramid,
+    annotationGroup
+  })
+
   const features = []
 
   for (
@@ -492,11 +498,7 @@ export const getFeaturesFromBulkAnnotations = ({
       if (annotationCoordinateType === '2D') {
         firstCoordinate = mapPixelCoordToSlideCoord({
           point: [firstCoordinate[0], firstCoordinate[1]],
-          affine: getAffineBasedOnPyramidLevel({
-            affine,
-            pyramid,
-            annotationGroup
-          })
+          affine: affine
         })
       }
 

From cd22fef11f796dbb3a543a2738fb5010ea2409f0 Mon Sep 17 00:00:00 2001
From: "Helmut (Oertel) Hoffer von Ankershoffen" <helmut@aignostics.com>
Date: Mon, 11 Nov 2024 22:32:53 +0100
Subject: [PATCH 2/2] fix: typo

---
 src/bulkAnnotations/utils.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/bulkAnnotations/utils.js b/src/bulkAnnotations/utils.js
index 32c66c8..38d5030 100644
--- a/src/bulkAnnotations/utils.js
+++ b/src/bulkAnnotations/utils.js
@@ -468,7 +468,7 @@ export const getFeaturesFromBulkAnnotations = ({
 
   const { topLeft, bottomRight } = getViewportBoundingBox({ view, pyramid, affine })
 
-  const affine = getAffineBasedOnPyramidLevel({
+  const cachedAffine = getAffineBasedOnPyramidLevel({
     affine,
     pyramid,
     annotationGroup
@@ -498,7 +498,7 @@ export const getFeaturesFromBulkAnnotations = ({
       if (annotationCoordinateType === '2D') {
         firstCoordinate = mapPixelCoordToSlideCoord({
           point: [firstCoordinate[0], firstCoordinate[1]],
-          affine: affine
+          affine: cachedAffine
         })
       }