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wined3d: Round rows up to whole blocks for compressed surface blits in BltFast().

This commit is contained in:
Henri Verbeet 2009-06-10 09:44:04 +02:00 committed by Alexandre Julliard
parent a25e63c62d
commit 9d71a5f1e0
1 changed files with 3 additions and 1 deletions
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4
dlls/wined3d/surface_base.c
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@ -1656,6 +1656,7 @@ HRESULT WINAPI IWineD3DBaseSurfaceImpl_BltFast(IWineD3DSurface *iface, DWORD dst
UINT block_width;
UINT block_height;
UINT block_byte_size;
UINT row_block_count;
TRACE("Fourcc -> Fourcc copy\n");
if (trans)
@ -1692,9 +1693,10 @@ HRESULT WINAPI IWineD3DBaseSurfaceImpl_BltFast(IWineD3DSurface *iface, DWORD dst
block_byte_size = This->resource.format_desc->byte_count;
}
row_block_count = (w + block_width - 1) / block_width;
for (y = 0; y < h; y += block_height)
{
memcpy(dbuf, sbuf, (w / block_width) * block_byte_size);
memcpy(dbuf, sbuf, row_block_count * block_byte_size);
dbuf += dlock.Pitch;
sbuf += slock.Pitch;
}