B4J Question B4XCanvas Crash With 8K Display

K

keirS

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Longtime User
Get a crash using B4xCanvas for an 8K display, does not seem to be able to handle a resolution of 7,680 x 4,320. When initializing the canvas on a panel the this error occurs.

B4X: 
java.lang.NullPointerException
    at javafx.graphics/com.sun.javafx.sg.prism.NGCanvas$RenderBuf.validate(NGCanvas.java:213)
    at javafx.graphics/com.sun.javafx.sg.prism.NGCanvas.initCanvas(NGCanvas.java:641)
    at javafx.graphics/com.sun.javafx.sg.prism.NGCanvas.renderContent(NGCanvas.java:604)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.doRender(NGNode.java:2072)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.render(NGNode.java:1964)
    at javafx.graphics/com.sun.javafx.sg.prism.NGGroup.renderContent(NGGroup.java:270)
    at javafx.graphics/com.sun.javafx.sg.prism.NGRegion.renderContent(NGRegion.java:578)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.renderForClip(NGNode.java:2313)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.renderRectClip(NGNode.java:2207)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.renderClip(NGNode.java:2233)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.doRender(NGNode.java:2066)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.render(NGNode.java:1964)
    at javafx.graphics/com.sun.javafx.sg.prism.NGGroup.renderContent(NGGroup.java:270)
    at javafx.graphics/com.sun.javafx.sg.prism.NGRegion.renderContent(NGRegion.java:578)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.doRender(NGNode.java:2072)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.render(NGNode.java:1964)
    at javafx.graphics/com.sun.javafx.sg.prism.NGGroup.renderContent(NGGroup.java:270)
    at javafx.graphics/com.sun.javafx.sg.prism.NGRegion.renderContent(NGRegion.java:578)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.doRender(NGNode.java:2072)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.render(NGNode.java:1964)
    at javafx.graphics/com.sun.javafx.sg.prism.NGGroup.renderContent(NGGroup.java:270)
    at javafx.graphics/com.sun.javafx.sg.prism.NGRegion.renderContent(NGRegion.java:578)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.renderForClip(NGNode.java:2313)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.renderRectClip(NGNode.java:2207)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.renderClip(NGNode.java:2233)
    at javafx.graphics/com.sun.javafx.sg.prism.CacheFilter.renderNodeToCache(CacheFilter.java:683)
    at javafx.graphics/com.sun.javafx.sg.prism.CacheFilter.render(CacheFilter.java:587)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.renderCached(NGNode.java:2377)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.doRender(NGNode.java:2063)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.render(NGNode.java:1964)
    at javafx.graphics/com.sun.javafx.sg.prism.NGGroup.renderContent(NGGroup.java:270)
    at javafx.graphics/com.sun.javafx.sg.prism.NGRegion.renderContent(NGRegion.java:578)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.doRender(NGNode.java:2072)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.render(NGNode.java:1964)
    at javafx.graphics/com.sun.javafx.sg.prism.NGGroup.renderContent(NGGroup.java:270)
    at javafx.graphics/com.sun.javafx.sg.prism.NGRegion.renderContent(NGRegion.java:578)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.doRender(NGNode.java:2072)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.render(NGNode.java:1964)
    at javafx.graphics/com.sun.javafx.tk.quantum.ViewPainter.doPaint(ViewPainter.java:479)
    at javafx.graphics/com.sun.javafx.tk.quantum.ViewPainter.paintImpl(ViewPainter.java:328)
    at javafx.graphics/com.sun.javafx.tk.quantum.PresentingPainter.run(PresentingPainter.java:91)
    at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
    at java.base/java.util.concurrent.FutureTask.runAndReset(FutureTask.java:305)
    at javafx.graphics/com.sun.javafx.tk.RenderJob.run(RenderJob.java:58)
    at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
    at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
    at javafx.graphics/com.sun.javafx.tk.quantum.QuantumRenderer$PipelineRunnable.run(QuantumRenderer.java:125)
    at java.base/java.lang.Thread.run(Thread.java:834)
java.lang.NullPointerException
    at javafx.graphics/com.sun.javafx.sg.prism.NGCanvas$RenderBuf.validate(NGCanvas.java:213)
    at javafx.graphics/com.sun.javafx.sg.prism.NGCanvas.initCanvas(NGCanvas.java:641)
    at javafx.graphics/com.sun.javafx.sg.prism.NGCanvas.renderContent(NGCanvas.java:604)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.doRender(NGNode.java:2072)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.render(NGNode.java:1964)
    at javafx.graphics/com.sun.javafx.sg.prism.NGGroup.renderContent(NGGroup.java:270)
    at javafx.graphics/com.sun.javafx.sg.prism.NGRegion.renderContent(NGRegion.java:578)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.renderForClip(NGNode.java:2313)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.renderRectClip(NGNode.java:2207)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.renderClip(NGNode.java:2233)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.doRender(NGNode.java:2066)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.render(NGNode.java:1964)
    at javafx.graphics/com.sun.javafx.sg.prism.NGGroup.renderContent(NGGroup.java:270)
    at javafx.graphics/com.sun.javafx.sg.prism.NGRegion.renderContent(NGRegion.java:578)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.doRender(NGNode.java:2072)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.render(NGNode.java:1964)
    at javafx.graphics/com.sun.javafx.sg.prism.NGGroup.renderContent(NGGroup.java:270)
    at javafx.graphics/com.sun.javafx.sg.prism.NGRegion.renderContent(NGRegion.java:578)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.doRender(NGNode.java:2072)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.render(NGNode.java:1964)
    at javafx.graphics/com.sun.javafx.sg.prism.NGGroup.renderContent(NGGroup.java:270)
    at javafx.graphics/com.sun.javafx.sg.prism.NGRegion.renderContent(NGRegion.java:578)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.renderForClip(NGNode.java:2313)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.renderRectClip(NGNode.java:2207)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.renderClip(NGNode.java:2233)
    at javafx.graphics/com.sun.javafx.sg.prism.CacheFilter.renderNodeToCache(CacheFilter.java:683)
    at javafx.graphics/com.sun.javafx.sg.prism.CacheFilter.render(CacheFilter.java:587)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.renderCached(NGNode.java:2377)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.doRender(NGNode.java:2063)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.render(NGNode.java:1964)
    at javafx.graphics/com.sun.javafx.sg.prism.NGGroup.renderContent(NGGroup.java:270)
    at javafx.graphics/com.sun.javafx.sg.prism.NGRegion.renderContent(NGRegion.java:578)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.doRender(NGNode.java:2072)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.render(NGNode.java:1964)
    at javafx.graphics/com.sun.javafx.sg.prism.NGGroup.renderContent(NGGroup.java:270)
    at javafx.graphics/com.sun.javafx.sg.prism.NGRegion.renderContent(NGRegion.java:578)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.doRender(NGNode.java:2072)
    at javafx.graphics/com.sun.javafx.sg.prism.NGNode.render(NGNode.java:1964)
    at javafx.graphics/com.sun.javafx.tk.quantum.ViewPainter.doPaint(ViewPainter.java:479)
    at javafx.graphics/com.sun.javafx.tk.quantum.ViewPainter.paintImpl(ViewPainter.java:328)
    at javafx.graphics/com.sun.javafx.tk.quantum.PresentingPainter.run(PresentingPainter.java:91)
    at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
    at java.base/java.util.concurrent.FutureTask.runAndReset(FutureTask.java:305)
    at javafx.graphics/com.sun.javafx.tk.RenderJob.run(RenderJob.java:58)
    at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
    at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
    at javafx.graphics/com.sun.javafx.tk.quantum.QuantumRenderer$PipelineRunnable.run(QuantumRenderer.java:125)
    at java.base/java.lang.Thread.run(Thread.java:834)
java.lang.NullPointerException
    at javafx.graphics/com.sun.javafx.sg.prism.NGCanvas$RenderBuf.validate(NGCanvas.java:213)
    at javafx.graphics/com.sun.javafx.sg.prism.NGCanvas.initCanvas(NGCanvas.java:641)
    at javafx.graphics/com.sun.javafx.sg.prism.NGCanvas.renderForcedContent(NGCanvas.java:625)
    at javafx.graphics/com.sun.javafx.sg.prism.NGGroup.renderForcedContent(NGGroup.java:232)
    at javafx.graphics/com.sun.javafx.sg.prism.NGGroup.renderForcedContent(NGGroup.java:232)
    at javafx.graphics/com.sun.javafx.sg.prism.NGGroup.renderForcedContent(NGGroup.java:232)
    at javafx.graphics/com.sun.javafx.sg.prism.NGGroup.renderForcedContent(NGGroup.java:232)
    at javafx.graphics/com.sun.javafx.sg.prism.NGGroup.renderForcedContent(NGGroup.java:232)
    at javafx.graphics/com.sun.javafx.sg.prism.NGGroup.renderForcedContent(NGGroup.java:232)
    at javafx.graphics/com.sun.javafx.tk.quantum.ViewPainter.paintImpl(ViewPainter.java:330)
    at javafx.graphics/com.sun.javafx.tk.quantum.PresentingPainter.run(PresentingPainter.java:91)
    at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
    at java.base/java.util.concurrent.FutureTask.runAndReset(FutureTask.java:305)
    at javafx.graphics/com.sun.javafx.tk.RenderJob.run(RenderJob.java:58)
    at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
    at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
    at javafx.graphics/com.sun.javafx.tk.quantum.QuantumRenderer$PipelineRunnable.run(QuantumRenderer.java:125)
    at java.base/java.lang.Thread.run(Thread.java:834)

Using OpenJDK 11. Attached as sample project that repilicates the problem using a Scrollpane.
 

Attachments

  • canvascrash.zip
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