d3d8: Properly retrieve an interface pointer in d3d8_texture_2d_GetSurfaceLevel().
[wine] / dlls / d3d8 / swapchain.c
1 /*
2  * IDirect3DSwapChain8 implementation
3  *
4  * Copyright 2005 Oliver Stieber
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * This library is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with this library; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
19  */
20
21 #include "config.h"
22 #include "d3d8_private.h"
23
24 WINE_DEFAULT_DEBUG_CHANNEL(d3d8);
25
26 static inline IDirect3DSwapChain8Impl *impl_from_IDirect3DSwapChain8(IDirect3DSwapChain8 *iface)
27 {
28     return CONTAINING_RECORD(iface, IDirect3DSwapChain8Impl, IDirect3DSwapChain8_iface);
29 }
30
31 static HRESULT WINAPI IDirect3DSwapChain8Impl_QueryInterface(IDirect3DSwapChain8 *iface,
32         REFIID riid, void **ppobj)
33 {
34     TRACE("iface %p, riid %s, object %p.\n", iface, debugstr_guid(riid), ppobj);
35
36     if (IsEqualGUID(riid, &IID_IDirect3DSwapChain8)
37             || IsEqualGUID(riid, &IID_IUnknown))
38     {
39         IUnknown_AddRef(iface);
40         *ppobj = iface;
41         return S_OK;
42     }
43
44     WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(riid));
45
46     *ppobj = NULL;
47     return E_NOINTERFACE;
48 }
49
50 static ULONG WINAPI IDirect3DSwapChain8Impl_AddRef(IDirect3DSwapChain8 *iface)
51 {
52     IDirect3DSwapChain8Impl *This = impl_from_IDirect3DSwapChain8(iface);
53     ULONG ref = InterlockedIncrement(&This->ref);
54
55     TRACE("%p increasing refcount to %u.\n", iface, ref);
56
57     if (ref == 1)
58     {
59         if (This->parentDevice)
60             IDirect3DDevice8_AddRef(This->parentDevice);
61         wined3d_mutex_lock();
62         wined3d_swapchain_incref(This->wined3d_swapchain);
63         wined3d_mutex_unlock();
64     }
65
66     return ref;
67 }
68
69 static ULONG WINAPI IDirect3DSwapChain8Impl_Release(IDirect3DSwapChain8 *iface)
70 {
71     IDirect3DSwapChain8Impl *This = impl_from_IDirect3DSwapChain8(iface);
72     ULONG ref = InterlockedDecrement(&This->ref);
73
74     TRACE("%p decreasing refcount to %u.\n", iface, ref);
75
76     if (!ref)
77     {
78         IDirect3DDevice8 *parentDevice = This->parentDevice;
79
80         wined3d_mutex_lock();
81         wined3d_swapchain_decref(This->wined3d_swapchain);
82         wined3d_mutex_unlock();
83
84         if (parentDevice)
85             IDirect3DDevice8_Release(parentDevice);
86     }
87     return ref;
88 }
89
90 static HRESULT WINAPI IDirect3DSwapChain8Impl_Present(IDirect3DSwapChain8 *iface,
91         const RECT *pSourceRect, const RECT *pDestRect, HWND hDestWindowOverride,
92         const RGNDATA *pDirtyRegion)
93 {
94     IDirect3DSwapChain8Impl *This = impl_from_IDirect3DSwapChain8(iface);
95     HRESULT hr;
96
97     TRACE("iface %p, src_rect %p, dst_rect %p, dst_window_override %p, dirty_region %p.\n",
98             iface, pSourceRect, pDestRect, hDestWindowOverride, pDirtyRegion);
99
100     wined3d_mutex_lock();
101     hr = wined3d_swapchain_present(This->wined3d_swapchain, pSourceRect,
102             pDestRect, hDestWindowOverride, pDirtyRegion, 0);
103     wined3d_mutex_unlock();
104
105     return hr;
106 }
107
108 static HRESULT WINAPI IDirect3DSwapChain8Impl_GetBackBuffer(IDirect3DSwapChain8 *iface,
109         UINT iBackBuffer, D3DBACKBUFFER_TYPE Type, IDirect3DSurface8 **ppBackBuffer)
110 {
111     IDirect3DSwapChain8Impl *This = impl_from_IDirect3DSwapChain8(iface);
112     struct wined3d_surface *wined3d_surface = NULL;
113     HRESULT hr;
114
115     TRACE("iface %p, backbuffer_idx %u, backbuffer_type %#x, backbuffer %p.\n",
116             iface, iBackBuffer, Type, ppBackBuffer);
117
118     wined3d_mutex_lock();
119     hr = wined3d_swapchain_get_back_buffer(This->wined3d_swapchain,
120             iBackBuffer, (enum wined3d_backbuffer_type)Type, &wined3d_surface);
121     if (SUCCEEDED(hr) && wined3d_surface)
122     {
123         *ppBackBuffer = wined3d_surface_get_parent(wined3d_surface);
124         IDirect3DSurface8_AddRef(*ppBackBuffer);
125         wined3d_surface_decref(wined3d_surface);
126     }
127     wined3d_mutex_unlock();
128
129     return hr;
130 }
131
132 static const IDirect3DSwapChain8Vtbl Direct3DSwapChain8_Vtbl =
133 {
134     IDirect3DSwapChain8Impl_QueryInterface,
135     IDirect3DSwapChain8Impl_AddRef,
136     IDirect3DSwapChain8Impl_Release,
137     IDirect3DSwapChain8Impl_Present,
138     IDirect3DSwapChain8Impl_GetBackBuffer
139 };
140
141 static void STDMETHODCALLTYPE d3d8_swapchain_wined3d_object_released(void *parent)
142 {
143     HeapFree(GetProcessHeap(), 0, parent);
144 }
145
146 static const struct wined3d_parent_ops d3d8_swapchain_wined3d_parent_ops =
147 {
148     d3d8_swapchain_wined3d_object_released,
149 };
150
151 HRESULT swapchain_init(IDirect3DSwapChain8Impl *swapchain, IDirect3DDevice8Impl *device,
152         D3DPRESENT_PARAMETERS *present_parameters)
153 {
154     struct wined3d_swapchain_desc desc;
155     HRESULT hr;
156
157     swapchain->ref = 1;
158     swapchain->IDirect3DSwapChain8_iface.lpVtbl = &Direct3DSwapChain8_Vtbl;
159
160     desc.backbuffer_width = present_parameters->BackBufferWidth;
161     desc.backbuffer_height = present_parameters->BackBufferHeight;
162     desc.backbuffer_format = wined3dformat_from_d3dformat(present_parameters->BackBufferFormat);
163     desc.backbuffer_count = max(1, present_parameters->BackBufferCount);
164     desc.multisample_type = present_parameters->MultiSampleType;
165     desc.multisample_quality = 0; /* d3d9 only */
166     desc.swap_effect = present_parameters->SwapEffect;
167     desc.device_window = present_parameters->hDeviceWindow;
168     desc.windowed = present_parameters->Windowed;
169     desc.enable_auto_depth_stencil = present_parameters->EnableAutoDepthStencil;
170     desc.auto_depth_stencil_format = wined3dformat_from_d3dformat(present_parameters->AutoDepthStencilFormat);
171     desc.flags = present_parameters->Flags;
172     desc.refresh_rate = present_parameters->FullScreen_RefreshRateInHz;
173     desc.swap_interval = present_parameters->FullScreen_PresentationInterval;
174     desc.auto_restore_display_mode = TRUE;
175
176     wined3d_mutex_lock();
177     hr = wined3d_swapchain_create(device->wined3d_device, &desc,
178             WINED3D_SURFACE_TYPE_OPENGL, swapchain, &d3d8_swapchain_wined3d_parent_ops,
179             &swapchain->wined3d_swapchain);
180     wined3d_mutex_unlock();
181
182     present_parameters->BackBufferWidth = desc.backbuffer_width;
183     present_parameters->BackBufferHeight = desc.backbuffer_height;
184     present_parameters->BackBufferFormat = d3dformat_from_wined3dformat(desc.backbuffer_format);
185     present_parameters->BackBufferCount = desc.backbuffer_count;
186     present_parameters->MultiSampleType = desc.multisample_type;
187     present_parameters->SwapEffect = desc.swap_effect;
188     present_parameters->hDeviceWindow = desc.device_window;
189     present_parameters->Windowed = desc.windowed;
190     present_parameters->EnableAutoDepthStencil = desc.enable_auto_depth_stencil;
191     present_parameters->AutoDepthStencilFormat = d3dformat_from_wined3dformat(desc.auto_depth_stencil_format);
192     present_parameters->Flags = desc.flags;
193     present_parameters->FullScreen_RefreshRateInHz = desc.refresh_rate;
194     present_parameters->FullScreen_PresentationInterval = desc.swap_interval;
195
196     if (FAILED(hr))
197     {
198         WARN("Failed to create wined3d swapchain, hr %#x.\n", hr);
199         return hr;
200     }
201
202     swapchain->parentDevice = &device->IDirect3DDevice8_iface;
203     IDirect3DDevice8_AddRef(swapchain->parentDevice);
204
205     return D3D_OK;
206 }