Andrew Riedi : winex11.drv: Calculate the cursor bitmap offsets in a way consistent with user32.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: cdf88e9c2900a791883cbd08a697f3513db5e537
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=cdf88e9c2900a791883cbd08a697f3513db5e537

Author: Andrew Riedi <andrewriedi at gmail.com>
Date:   Wed Dec 24 14:35:39 2008 -0800

winex11.drv: Calculate the cursor bitmap offsets in a way consistent with user32.

---

 dlls/winex11.drv/mouse.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/dlls/winex11.drv/mouse.c b/dlls/winex11.drv/mouse.c
index b79f149..728a8cd 100644
--- a/dlls/winex11.drv/mouse.c
+++ b/dlls/winex11.drv/mouse.c
@@ -436,10 +436,10 @@ static XcursorImage *create_cursor_image( CURSORICONINFO *ptr )
     unsigned char tmp;
     BOOL alpha_zero = TRUE;
 
-    and_width_bytes = ptr->nWidth / 8;
-    xor_width_bytes = and_width_bytes * ptr->bBitsPerPixel;
+    and_width_bytes = 2 * ((ptr->nWidth+15) / 16);
+    xor_width_bytes = ptr->nWidthBytes;
 
-    and_size = ptr->nWidth * ptr->nHeight / 8;
+    and_size = ptr->nHeight * and_width_bytes;
     and_ptr = and_bits = (unsigned char *)(ptr + 1);
 
     xor_ptr = xor_bits = and_ptr + and_size;