2009-02-05 Simon Fraser <simon.fraser@apple.com>

        Reviewed by Dan Bernstein

        https://bugs.webkit.org/show_bug.cgi?id=23362

        If the WebHTMLView uses accelerated compositing, we need for force
        the on-screen capture path and also force animations to start with -display
        since the DRT window has autodisplay disabled.

        * DumpRenderTree/mac/PixelDumpSupportMac.mm:
        (createBitmapContextFromWebView):

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@40707 268f45cc-cd09-0410-ab3c-d52691b4dbfc

WebKitTools/ChangeLog

+2009-02-05  Simon Fraser  <simon.fraser@apple.com>
+
+        Reviewed by Dan Bernstein
+
+        https://bugs.webkit.org/show_bug.cgi?id=23362
+
+        If the WebHTMLView uses accelerated compositing, we need for force
+        the on-screen capture path and also force animations to start with -display
+        since the DRT window has autodisplay disabled.
+
+        * DumpRenderTree/mac/PixelDumpSupportMac.mm:
+        (createBitmapContextFromWebView):
+
 2009-02-03  miggilin  <mr.diggilin@gmail.com>
 
         Reviewed by Darin Adler.

WebKitTools/DumpRenderTree/mac/PixelDumpSupportMac.mm

@@ -43,6 +43,7 @@
 
 #import <WebKit/WebDocumentPrivate.h>
 #import <WebKit/WebKit.h>
+#import <WebKit/WebHTMLViewPrivate.h>
 
 // To ensure pixel tests consistency, we need to always render in the same colorspace.
 // Unfortunately, because of AppKit / WebKit constraints, we can't render directly in the colorspace of our choice.
@@ -102,6 +103,17 @@ void setupMainDisplayColorProfile()
 
 PassRefPtr<BitmapContext> createBitmapContextFromWebView(bool onscreen, bool incrementalRepaint, bool sweepHorizontally, bool drawSelectionRect)
 {
+    // If the WebHTMLView uses accelerated compositing, we need for force the on-screen capture path
+    // and also force Core Animation to start its animations with -display since the DRT window has autodisplay disabled.
+    NSView* documentView = [[mainFrame frameView] documentView];
+    if ([documentView isKindOfClass:[WebHTMLView class]]) {
+        WebHTMLView* htmlView = (WebHTMLView*)documentView;
+        if ([htmlView respondsToSelector:@selector(_isUsingAcceleratedCompositing)] && [htmlView _isUsingAcceleratedCompositing]) {
+            [[htmlView window] display];
+            onscreen = YES;
+        }
+    }
+
     WebView* view = [mainFrame webView];
     NSSize webViewSize = [view frame].size;
     size_t pixelsWide = static_cast<size_t>(webViewSize.width);