Fix left click selected wrong object when canvas was rotated

fdwr · fdwr · commit 18284d4bad3e · 2022-08-05T17:29:54.000-07:00
diff --git a/source/DrawingCanvas.ixx b/source/DrawingCanvas.ixx
@@ -124,8 +124,8 @@ float GetDeterminant(_In_ DX_MATRIX_3X2F const& matrix)
 D2D_POINT_2F TransformPoint(DX_MATRIX_3X2F const& matrix, D2D_POINT_2F point)
 {
     return {
-        point.x * matrix.xx + point.x * matrix.yx + matrix.dx,
-        point.y * matrix.yy + point.y * matrix.xy + matrix.dy
+        point.x * matrix.xx + point.y * matrix.yx + matrix.dx,
+        point.y * matrix.yy + point.x * matrix.xy + matrix.dy
         };
 }
 

Original file line number	Diff line number	Diff line change
`@@ -124,8 +124,8 @@ float GetDeterminant(_In_ DX_MATRIX_3X2F const& matrix)`
`124`	`124`	`D2D_POINT_2F TransformPoint(DX_MATRIX_3X2F const& matrix, D2D_POINT_2F point)`
`125`	`125`	`{`
`126`	`126`	`return {`
`127`		`- point.x * matrix.xx + point.x * matrix.yx + matrix.dx,`
`128`		`- point.y * matrix.yy + point.y * matrix.xy + matrix.dy`
	`127`	`+ point.x * matrix.xx + point.y * matrix.yx + matrix.dx,`
	`128`	`+ point.y * matrix.yy + point.x * matrix.xy + matrix.dy`
`129`	`129`	`};`
`130`	`130`	`}`
`131`	`131`