1 /*
2 * Copyright 2008 Henri Verbeet for CodeWeavers
3 *
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.
8 *
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.
13 *
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
17 *
18 */
19
20 #include "config.h"
21 #include "wine/port.h"
22
23 #define DXGI_INIT_GUID
24 #include "dxgi_private.h"
25
26 WINE_DEFAULT_DEBUG_CHANNEL(dxgi);
27
28 static CRITICAL_SECTION_DEBUG dxgi_cs_debug =
29 {
30 0, 0, &dxgi_cs,
31 {&dxgi_cs_debug.ProcessLocksList,
32 &dxgi_cs_debug.ProcessLocksList},
33 0, 0, {(DWORD_PTR)(__FILE__ ": dxgi_cs")}
34 };
35 CRITICAL_SECTION dxgi_cs = {&dxgi_cs_debug, -1, 0, 0, 0, 0};
36
37 struct dxgi_main
38 {
39 HMODULE d3d10core;
40 struct dxgi_device_layer *device_layers;
41 UINT layer_count;
42 LONG refcount;
43 };
44 static struct dxgi_main dxgi_main;
45
46 static void dxgi_main_cleanup(void)
47 {
48 EnterCriticalSection(&dxgi_cs);
49
50 HeapFree(GetProcessHeap(), 0, dxgi_main.device_layers);
51 dxgi_main.device_layers = NULL;
52 dxgi_main.layer_count = 0;
53
54 FreeLibrary(dxgi_main.d3d10core);
55 dxgi_main.d3d10core = NULL;
56
57 LeaveCriticalSection(&dxgi_cs);
58 }
59
60 BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
61 {
62 TRACE("fdwReason %u\n", fdwReason);
63
64 switch(fdwReason)
65 {
66 case DLL_PROCESS_ATTACH:
67 DisableThreadLibraryCalls(hInstDLL);
68 ++dxgi_main.refcount;
69 break;
70
71 case DLL_PROCESS_DETACH:
72 if (!--dxgi_main.refcount) dxgi_main_cleanup();
73 break;
74 }
75
76 return TRUE;
77 }
78
79 HRESULT WINAPI CreateDXGIFactory(REFIID riid, void **factory)
80 {
81 struct dxgi_factory *object;
82 HRESULT hr;
83
84 TRACE("riid %s, factory %p\n", debugstr_guid(riid), factory);
85
86 object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object));
87 if (!object)
88 {
89 ERR("Failed to allocate DXGI factory object memory\n");
90 *factory = NULL;
91 return E_OUTOFMEMORY;
92 }
93
94 hr = dxgi_factory_init(object);
95 if (FAILED(hr))
96 {
97 WARN("Failed to initialize swapchain, hr %#x.\n", hr);
98 HeapFree(GetProcessHeap(), 0, object);
99 *factory = NULL;
100 return hr;
101 }
102
103 TRACE("Created IDXGIFactory %p\n", object);
104
105 hr = IDXGIFactory_QueryInterface((IDXGIFactory *)object, riid, factory);
106 IDXGIFactory_Release((IDXGIFactory *)object);
107
108 return hr;
109 }
110
111 static BOOL get_layer(enum dxgi_device_layer_id id, struct dxgi_device_layer *layer)
112 {
113 UINT i;
114
115 EnterCriticalSection(&dxgi_cs);
116
117 for (i = 0; i < dxgi_main.layer_count; ++i)
118 {
119 if (dxgi_main.device_layers[i].id == id)
120 {
121 *layer = dxgi_main.device_layers[i];
122 LeaveCriticalSection(&dxgi_cs);
123 return TRUE;
124 }
125 }
126
127 LeaveCriticalSection(&dxgi_cs);
128 return FALSE;
129 }
130
131 static HRESULT register_d3d10core_layers(HMODULE d3d10core)
132 {
133 EnterCriticalSection(&dxgi_cs);
134
135 if (!dxgi_main.d3d10core)
136 {
137 HRESULT hr;
138 HRESULT (WINAPI *d3d10core_register_layers)(void);
139 HMODULE mod;
140 BOOL ret;
141
142 ret = GetModuleHandleExA(GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS, (LPCSTR)d3d10core, &mod);
143 if (!ret)
144 {
145 LeaveCriticalSection(&dxgi_cs);
146 return E_FAIL;
147 }
148
149 d3d10core_register_layers = (HRESULT (WINAPI *)(void))GetProcAddress(mod, "D3D10CoreRegisterLayers");
150 hr = d3d10core_register_layers();
151 if (FAILED(hr))
152 {
153 ERR("Failed to register d3d10core layers, returning %#x\n", hr);
154 LeaveCriticalSection(&dxgi_cs);
155 return hr;
156 }
157
158 dxgi_main.d3d10core = mod;
159 }
160
161 LeaveCriticalSection(&dxgi_cs);
162
163 return S_OK;
164 }
165
166 HRESULT WINAPI DXGID3D10CreateDevice(HMODULE d3d10core, IDXGIFactory *factory, IDXGIAdapter *adapter,
167 UINT flags, void *unknown0, void **device)
168 {
169 struct layer_get_size_args get_size_args;
170 struct dxgi_device *dxgi_device;
171 struct dxgi_device_layer d3d10_layer;
172 UINT device_size;
173 DWORD count;
174 HRESULT hr;
175
176 TRACE("d3d10core %p, factory %p, adapter %p, flags %#x, unknown0 %p, device %p.\n",
177 d3d10core, factory, adapter, flags, unknown0, device);
178
179 hr = register_d3d10core_layers(d3d10core);
180 if (FAILED(hr))
181 {
182 ERR("Failed to register d3d10core layers, returning %#x\n", hr);
183 return hr;
184 }
185
186 if (!get_layer(DXGI_DEVICE_LAYER_D3D10_DEVICE, &d3d10_layer))
187 {
188 ERR("Failed to get D3D10 device layer\n");
189 return E_FAIL;
190 }
191
192 count = 0;
193 hr = d3d10_layer.init(d3d10_layer.id, &count, NULL);
194 if (FAILED(hr))
195 {
196 WARN("Failed to initialize D3D10 device layer\n");
197 return E_FAIL;
198 }
199
200 get_size_args.unknown0 = 0;
201 get_size_args.unknown1 = 0;
202 get_size_args.unknown2 = NULL;
203 get_size_args.unknown3 = NULL;
204 get_size_args.adapter = adapter;
205 get_size_args.interface_major = 10;
206 get_size_args.interface_minor = 1;
207 get_size_args.version_build = 4;
208 get_size_args.version_revision = 6000;
209
210 device_size = d3d10_layer.get_size(d3d10_layer.id, &get_size_args, 0);
211 device_size += sizeof(*dxgi_device);
212
213 dxgi_device = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, device_size);
214 if (!dxgi_device)
215 {
216 ERR("Failed to allocate device memory\n");
217 return E_OUTOFMEMORY;
218 }
219
220 hr = dxgi_device_init(dxgi_device, &d3d10_layer, factory, adapter);
221 if (FAILED(hr))
222 {
223 WARN("Failed to initialize device, hr %#x.\n", hr);
224 HeapFree(GetProcessHeap(), 0, dxgi_device);
225 *device = NULL;
226 return hr;
227 }
228
229 TRACE("Created device %p.\n", dxgi_device);
230 *device = dxgi_device;
231
232 return S_OK;
233 }
234
235 HRESULT WINAPI DXGID3D10RegisterLayers(const struct dxgi_device_layer *layers, UINT layer_count)
236 {
237 UINT i;
238 struct dxgi_device_layer *new_layers;
239
240 TRACE("layers %p, layer_count %u\n", layers, layer_count);
241
242 EnterCriticalSection(&dxgi_cs);
243
244 if (!dxgi_main.layer_count)
245 new_layers = HeapAlloc(GetProcessHeap(), 0, layer_count * sizeof(*new_layers));
246 else
247 new_layers = HeapReAlloc(GetProcessHeap(), 0, dxgi_main.device_layers,
248 (dxgi_main.layer_count + layer_count) * sizeof(*new_layers));
249
250 if (!new_layers)
251 {
252 LeaveCriticalSection(&dxgi_cs);
253 ERR("Failed to allocate layer memory\n");
254 return E_OUTOFMEMORY;
255 }
256
257 for (i = 0; i < layer_count; ++i)
258 {
259 const struct dxgi_device_layer *layer = &layers[i];
260
261 TRACE("layer %d: id %#x, init %p, get_size %p, create %p\n",
262 i, layer->id, layer->init, layer->get_size, layer->create);
263
264 new_layers[dxgi_main.layer_count + i] = *layer;
265 }
266
267 dxgi_main.device_layers = new_layers;
268 dxgi_main.layer_count += layer_count;
269
270 LeaveCriticalSection(&dxgi_cs);
271
272 return S_OK;
273 }
274
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