On 2 March 2011 18:36, Stefan Weil <w...@mail.berlios.de> wrote:
> No. I dont't think that the third parameter of bitmap_clear is
> ok like that. See my patch for the correct value.

Wen's patch:

+    const size_t width = ds_get_width(vd->ds) / 16;
[...]
-    bitmap_set(width_mask, 0, (ds_get_width(vd->ds) / 16));
-    bitmap_clear(width_mask, (ds_get_width(vd->ds) / 16),
-                 VNC_DIRTY_WORDS * BITS_PER_LONG);
+    bitmap_set(width_mask, 0, width);
+    bitmap_clear(width_mask, width, VNC_DIRTY_WORDS * BITS_PER_LONG - width);

Your patch:

     bitmap_clear(width_mask, (ds_get_width(vd->ds) / 16),
-                 VNC_DIRTY_WORDS * BITS_PER_LONG);
+                 (VNC_MAX_WIDTH - ds_get_width(vd->ds)) / 16);

Since ui/vnc.h has:

#define VNC_DIRTY_WORDS (VNC_MAX_WIDTH / (16 * BITS_PER_LONG))

the third parameter to bitmap_clear is the same value in
both cases, isn't it? Or is this a rounding bug?

-- PMM

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