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[wine.git] / dlls / wined3d / sampler.c
blobd5c44c9266f93352d14ab5591ae1607bb24f4029
1 /*
2 * Copyright 2012 Henri Verbeet for CodeWeavers
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
20 #include "config.h"
21 #include "wine/port.h"
23 #include "wined3d_private.h"
25 WINE_DEFAULT_DEBUG_CHANNEL(d3d);
27 ULONG CDECL wined3d_sampler_incref(struct wined3d_sampler *sampler)
29 ULONG refcount = InterlockedIncrement(&sampler->refcount);
31 TRACE("%p increasing refcount to %u.\n", sampler, refcount);
33 return refcount;
36 ULONG CDECL wined3d_sampler_decref(struct wined3d_sampler *sampler)
38 ULONG refcount = InterlockedDecrement(&sampler->refcount);
40 TRACE("%p decreasing refcount to %u.\n", sampler, refcount);
42 if (!refcount)
43 HeapFree(GetProcessHeap(), 0, sampler);
45 return refcount;
48 void * CDECL wined3d_sampler_get_parent(const struct wined3d_sampler *sampler)
50 TRACE("sampler %p.\n", sampler);
52 return sampler->parent;
55 static void wined3d_sampler_init(struct wined3d_sampler *sampler, void *parent)
57 sampler->refcount = 1;
58 sampler->parent = parent;
61 HRESULT CDECL wined3d_sampler_create(void *parent, struct wined3d_sampler **sampler)
63 struct wined3d_sampler *object;
65 TRACE("parent %p, sampler %p.\n", parent, sampler);
67 if (!(object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object))))
68 return E_OUTOFMEMORY;
70 wined3d_sampler_init(object, parent);
72 TRACE("Created sampler %p.\n", object);
73 *sampler = object;
75 return WINED3D_OK;