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d3dx9: Skip AddRef + Release if SetValue is called with the old texture. 

Signed-off-by: Matteo Bruni <mbruni@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Matteo Bruni 2018-03-14 19:53:18 +01:00 committed by Alexandre Julliard
parent 32ffef3333
commit 972dc565ed
1 changed files with 9 additions and 6 deletions
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15
dlls/d3dx9_36/effect.c
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@ -1555,13 +1555,16 @@ static HRESULT d3dx9_base_effect_set_value(struct d3dx9_base_effect *base,
case D3DXPT_TEXTURECUBE:
for (i = 0; i < (param->element_count ? param->element_count : 1); ++i)
{
IUnknown *unk = ((IUnknown **)data)[i];
if (unk)
IUnknown_AddRef(unk);
IUnknown *old_texture = ((IUnknown **)param->data)[i];
IUnknown *new_texture = ((IUnknown **)data)[i];
unk = ((IUnknown **)param->data)[i];
if (unk)
IUnknown_Release(unk);
if (new_texture == old_texture)
continue;
if (new_texture)
IUnknown_AddRef(new_texture);
if (old_texture)
IUnknown_Release(old_texture);
}
/* fallthrough */
case D3DXPT_VOID: