1 #ifdef __REACTOS__
2 #include "precomp.h"
3 #else
4 /*
5 *
6 * Copyright 2002 Raphael Junqueira
7 *
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
12 *
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
17 *
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with this library; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
21 */
22
23
24 #include "d3dx9_private.h"
25 #endif /* __REACTOS__ */
26
27 WINE_DEFAULT_DEBUG_CHANNEL(d3dx);
28
29 struct ID3DXBufferImpl
30 {
31 ID3DXBuffer ID3DXBuffer_iface;
32 LONG ref;
33
34 void *buffer;
35 DWORD size;
36 };
37
impl_from_ID3DXBuffer(ID3DXBuffer * iface)38 static inline struct ID3DXBufferImpl *impl_from_ID3DXBuffer(ID3DXBuffer *iface)
39 {
40 return CONTAINING_RECORD(iface, struct ID3DXBufferImpl, ID3DXBuffer_iface);
41 }
42
ID3DXBufferImpl_QueryInterface(ID3DXBuffer * iface,REFIID riid,void ** ppobj)43 static HRESULT WINAPI ID3DXBufferImpl_QueryInterface(ID3DXBuffer *iface, REFIID riid, void **ppobj)
44 {
45 TRACE("iface %p, riid %s, object %p\n", iface, debugstr_guid(riid), ppobj);
46
47 if (IsEqualGUID(riid, &IID_IUnknown)
48 || IsEqualGUID(riid, &IID_ID3DXBuffer))
49 {
50 IUnknown_AddRef(iface);
51 *ppobj = iface;
52 return D3D_OK;
53 }
54
55 WARN("%s not implemented, returning E_NOINTERFACE\n", debugstr_guid(riid));
56
57 return E_NOINTERFACE;
58 }
59
ID3DXBufferImpl_AddRef(ID3DXBuffer * iface)60 static ULONG WINAPI ID3DXBufferImpl_AddRef(ID3DXBuffer *iface)
61 {
62 struct ID3DXBufferImpl *This = impl_from_ID3DXBuffer(iface);
63 ULONG ref = InterlockedIncrement(&This->ref);
64
65 TRACE("%p increasing refcount to %u\n", This, ref);
66
67 return ref;
68 }
69
ID3DXBufferImpl_Release(ID3DXBuffer * iface)70 static ULONG WINAPI ID3DXBufferImpl_Release(ID3DXBuffer *iface)
71 {
72 struct ID3DXBufferImpl *This = impl_from_ID3DXBuffer(iface);
73 ULONG ref = InterlockedDecrement(&This->ref);
74
75 TRACE("%p decreasing refcount to %u\n", This, ref);
76
77 if (ref == 0)
78 {
79 HeapFree(GetProcessHeap(), 0, This->buffer);
80 HeapFree(GetProcessHeap(), 0, This);
81 }
82
83 return ref;
84 }
85
ID3DXBufferImpl_GetBufferPointer(ID3DXBuffer * iface)86 static void * WINAPI ID3DXBufferImpl_GetBufferPointer(ID3DXBuffer *iface)
87 {
88 struct ID3DXBufferImpl *This = impl_from_ID3DXBuffer(iface);
89
90 TRACE("iface %p\n", iface);
91
92 return This->buffer;
93 }
94
ID3DXBufferImpl_GetBufferSize(ID3DXBuffer * iface)95 static DWORD WINAPI ID3DXBufferImpl_GetBufferSize(ID3DXBuffer *iface)
96 {
97 struct ID3DXBufferImpl *This = impl_from_ID3DXBuffer(iface);
98
99 TRACE("iface %p\n", iface);
100
101 return This->size;
102 }
103
104 static const struct ID3DXBufferVtbl ID3DXBufferImpl_Vtbl =
105 {
106 /* IUnknown methods */
107 ID3DXBufferImpl_QueryInterface,
108 ID3DXBufferImpl_AddRef,
109 ID3DXBufferImpl_Release,
110 /* ID3DXBuffer methods */
111 ID3DXBufferImpl_GetBufferPointer,
112 ID3DXBufferImpl_GetBufferSize
113 };
114
d3dx9_buffer_init(struct ID3DXBufferImpl * buffer,DWORD size)115 static HRESULT d3dx9_buffer_init(struct ID3DXBufferImpl *buffer, DWORD size)
116 {
117 buffer->ID3DXBuffer_iface.lpVtbl = &ID3DXBufferImpl_Vtbl;
118 buffer->ref = 1;
119 buffer->size = size;
120
121 buffer->buffer = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size);
122 if (!buffer->buffer)
123 {
124 ERR("Failed to allocate buffer memory\n");
125 return E_OUTOFMEMORY;
126 }
127
128 return D3D_OK;
129 }
130
D3DXCreateBuffer(DWORD size,ID3DXBuffer ** buffer)131 HRESULT WINAPI D3DXCreateBuffer(DWORD size, ID3DXBuffer **buffer)
132 {
133 struct ID3DXBufferImpl *object;
134 HRESULT hr;
135
136 TRACE("size %u, buffer %p.\n", size, buffer);
137
138 if (!buffer)
139 {
140 WARN("Invalid buffer specified.\n");
141 return D3DERR_INVALIDCALL;
142 }
143
144 object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object));
145 if (!object)
146 return E_OUTOFMEMORY;
147
148 hr = d3dx9_buffer_init(object, size);
149 if (FAILED(hr))
150 {
151 WARN("Failed to initialize buffer, hr %#x.\n", hr);
152 HeapFree(GetProcessHeap(), 0, object);
153 return hr;
154 }
155
156 *buffer = &object->ID3DXBuffer_iface;
157
158 TRACE("Created ID3DXBuffer %p.\n", *buffer);
159
160 return D3D_OK;
161 }
162