wined3d: Heightscaled surfaces still have an integer size.

774cb21a · Stefan Dösinger · Alexandre Julliard · 1d7a05cb · 774cb21a
Commit 774cb21a authored May 12, 2011 by Stefan Dösinger Committed by Alexandre Julliard May 16, 2011
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utils.c dlls/wined3d/utils.c +5 -1

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--- a/dlls/wined3d/utils.c
+++ b/dlls/wined3d/utils.c
@@ -1615,7 +1615,11 @@ UINT wined3d_format_calculate_size(const struct wined3d_format *format, UINT ali
        size = height * (((width * format->byte_count) + alignment - 1) & ~(alignment - 1));
    }

-    if (format->heightscale != 0.0f) size *= format->heightscale;
+    if (format->heightscale != 0.0f)
+    {
+        /* The D3D format requirements make sure that the resulting format is an integer again */
+        size = (UINT) (size * format->heightscale);
+    }

    return size;
 }