fix(annotations): Ensure viewports re-render for annotation drawing #1083
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Context
In some cases the viewports are not re-rendered making it impossible to draw annotations.
Changes & Results
Updated
triggerAnnotationRender
responsible for "scheduling" a render call using RAF to make sure that even when an event listener adds a viewport back to theneedsRender
list it can reschedule a new render call instead of getting blocked.Testing
Just open some examples such as Spline Contour Segmentation Advanced or Livewire Contour Segmentation and try to add annotations to coronal or sagittal viewpots.