This PR adds a new test for issue #604
The test installs a raster irq handler, acknowledging the irq directly in the irq handler. It tests whether the raster irq handler gets called once or multiple times per frame. The fix for #604 ensures the raster irq will only be triggered once per frame.
This PR adds a new test for issue #604 The test installs a raster irq handler, acknowledging the irq directly in the irq handler. It tests whether the raster irq handler gets called once or multiple times per frame. The fix for #604 ensures the raster irq will only be triggered once per frame.