modules/graphics/src/main/java/com/sun/prism/es2/ES2SwapChain.java

@@ -44,11 +44,12 @@
     // On screen
     private GLDrawable drawable;
     private boolean needsResize;
     private boolean opaque = false;
     private int w, h;
-    private float pixelScaleFactor;
+    private float pixelScaleFactorX;
+    private float pixelScaleFactorY;
     // a value of zero corresponds to the windowing system-provided
     // framebuffer object
     int nativeDestHandle = 0;
     private final boolean msaa;
     /**

@@ -85,19 +86,23 @@
     }
 
     ES2SwapChain(ES2Context context, PresentableState pState) {
         this.context = context;
         this.pState = pState;
-        this.pixelScaleFactor = pState.getRenderScale();
+        this.pixelScaleFactorX = pState.getRenderScaleX();
+        this.pixelScaleFactorY = pState.getRenderScaleY();
         this.msaa = pState.isMSAA();
         long nativeWindow = pState.getNativeWindow();
         drawable = ES2Pipeline.glFactory.createGLDrawable(
                 nativeWindow, context.getPixelFormat());
     }
 
     public boolean lockResources(PresentableState pState) {
-        if (this.pState != pState || pixelScaleFactor != pState.getRenderScale()) {
+        if (this.pState != pState ||
+            pixelScaleFactorX != pState.getRenderScaleX() ||
+            pixelScaleFactorY != pState.getRenderScaleY())
+        {
             return true;
         }
         needsResize = (w != pState.getRenderWidth() || h != pState.getRenderHeight());
         // the stableBackbuffer will be used as the render target
         if (stableBackbuffer != null && !needsResize) {

@@ -218,11 +223,11 @@
                 stableBackbuffer.contentsUseful();
             }
             copyFullBuffer = true;
         }
         ES2Graphics g = ES2Graphics.create(context, stableBackbuffer);
-        g.scale(pixelScaleFactor, pixelScaleFactor);
+        g.scale(pixelScaleFactorX, pixelScaleFactorY);
         return g;
     }
 
     public int getFboID() {
         return nativeDestHandle;

@@ -267,12 +272,18 @@
 
     public int getContentHeight() {
         return pState.getOutputHeight();
     }
 
-    public float getPixelScaleFactor() {
-        return pixelScaleFactor;
+    @Override
+    public float getPixelScaleFactorX() {
+        return pixelScaleFactorX;
+    }
+
+    @Override
+    public float getPixelScaleFactorY() {
+        return pixelScaleFactorY;
     }
 
     @Override
     public void dispose() {
         if (stableBackbuffer != null) {