@leafer/math - npm Package Compare versions

Comparing version 1.6.7 to 1.7.0

package.json

 {
   "name": "@leafer/math",
-  "version": "1.6.7",
+  "version": "1.7.0",
   "description": "@leafer/math",
@@ -25,4 +25,4 @@ "author": "Chao (Leafer) Wan",
   "devDependencies": {
-    "@leafer/interface": "1.6.7"
+    "@leafer/interface": "1.7.0"
   }
 }

src/MatrixHelper.ts

@@ -288,2 +288,4 @@ import { IMatrixData, IPointData, ILayoutData, IMatrixWithLayoutData, IMatrixWithOptionScaleData, IScaleData, IMatrixWithScaleData, IScrollPointData } from '@leafer/interface'
 
+        // translate
+
         t.e = x
@@ -290,0 +292,0 @@ t.f = y

src/PointHelper.ts

 import { IPointData, IMatrixData, IRadiusPointData, IMatrixWithScaleData } from '@leafer/interface'
-import { OneRadian, PI2, getPointData } from './MathHelper'
+import { OneRadian, getPointData } from './MathHelper'
 
@@ -8,3 +8,3 @@ import { MatrixHelper as M } from './MatrixHelper'
 const { toInnerPoint, toOuterPoint } = M
-const { sin, cos, abs, sqrt, atan2, min, round, PI } = Math
+const { sin, cos, abs, sqrt, atan2, min, round } = Math
 
@@ -147,6 +147,7 @@
         if (toOriginX === undefined) toOriginX = originX, toOriginY = originY
-        let fromAngle = atan2(fromY - originY, fromX - originX)
-        let toAngle = atan2(toY - toOriginY, toX - toOriginX)
-        const radian = toAngle - fromAngle
-        return radian < -PI ? radian + PI2 : radian
+        const a = fromX - originX
+        const b = fromY - originY
+        const c = toX - toOriginX
+        const d = toY - toOriginY
+        return Math.atan2(a * d - b * c, a * c + b * d)
     },
@@ -153,0 +154,0 @@

No alert changes

Improved metrics

Lines of code

1599

0.13%

Worsened metrics

Total package byte prevSize

67860

-0.02%

No dependency changes