Changeset 47082 in vbox

Timestamp:

Jul 10, 2013 2:53:52 PM (12 years ago)

Author:

vboxsync

Message:

FE/Qt: Quartz2D frame-buffer: Seamless mode: Paint-region redraw optimization.

File:

• trunk/src/VBox/Frontends/VirtualBox/src/runtime/UIFrameBufferQuartz2D.cpp (modified) (3 diffs)

trunk/src/VBox/Frontends/VirtualBox/src/runtime/UIFrameBufferQuartz2D.cpp

@@ -306 +306 @@
         if (pRgnRcts && pRgnRcts->used > 0)
         {
-            /* Create a subimage of the current view.
-             * Currently this subimage is the whole screen. */
+            /* Create a subimage of the current view in the size
+             * of the bounding box of the current paint event: */
+            CGRect cgPaintRect = ::darwinToCGRect(aEvent->rect());
             CGImageRef subImage;
             if (!m_pMachineView->pauseShot().isNull())
             {
                 CGImageRef pauseImg = ::darwinToCGImageRef(&m_pMachineView->pauseShot());
-                subImage = CGImageCreateWithImageInRect(pauseImg, CGRectMake(m_pMachineView->contentsX(), m_pMachineView->contentsY(), m_pMachineView->visibleWidth(), m_pMachineView->visibleHeight()));
+                subImage = CGImageCreateWithImageInRect(pauseImg, cgPaintRect);
                 CGImageRelease(pauseImg);
             }
@@ -322 +323 @@
                  * using CGImageCreateWithImageInRect without making a copy. We saw
                  * something like this already with the scale mode. */
-                CGImageRef tmpImage = CGImageCreateWithImageInRect(m_image, CGRectMake(m_pMachineView->contentsX(), m_pMachineView->contentsY(), m_pMachineView->visibleWidth(), m_pMachineView->visibleHeight()));
+                CGImageRef tmpImage = CGImageCreateWithImageInRect(m_image, cgPaintRect);
                 subImage = CGImageCreateCopy(tmpImage);
                 CGImageRelease(tmpImage);
@@ -334 +335 @@
             CGContextClipToRect(ctx, viewRect);
             /* At this point draw the real vm image: */
-            CGContextDrawImage(ctx, ::darwinFlipCGRect(viewRect, viewRect.size.height), subImage);
+            CGContextDrawImage(ctx, ::darwinFlipCGRect(cgPaintRect, viewRect.size.height), subImage);
 
             /* Release the subimage: */