reactos/dll/directx/wine/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 "d3d8_private.h"
  22
  23 static inline struct d3d8_swapchain *impl_from_IDirect3DSwapChain8(IDirect3DSwapChain8 *iface)
  24 {
  25     return CONTAINING_RECORD(iface, struct d3d8_swapchain, IDirect3DSwapChain8_iface);
  26 }
  27
  28 static HRESULT WINAPI d3d8_swapchain_QueryInterface(IDirect3DSwapChain8 *iface, REFIID riid, void **out)
  29 {
  30     TRACE("iface %p, riid %s, out %p.\n", iface, debugstr_guid(riid), out);
  31
  32     if (IsEqualGUID(riid, &IID_IDirect3DSwapChain8)
  33             || IsEqualGUID(riid, &IID_IUnknown))
  34     {
  35         IDirect3DSwapChain8_AddRef(iface);
  36         *out = iface;
  37         return S_OK;
  38     }
  39
  40     WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(riid));
  41
  42     *out = NULL;
  43     return E_NOINTERFACE;
  44 }
  45
  46 static ULONG WINAPI d3d8_swapchain_AddRef(IDirect3DSwapChain8 *iface)
  47 {
  48     struct d3d8_swapchain *swapchain = impl_from_IDirect3DSwapChain8(iface);
  49     ULONG ref = InterlockedIncrement(&swapchain->refcount);
  50
  51     TRACE("%p increasing refcount to %u.\n", iface, ref);
  52
  53     if (ref == 1)
  54     {
  55         if (swapchain->parent_device)
  56             IDirect3DDevice8_AddRef(swapchain->parent_device);
  57         wined3d_mutex_lock();
  58         wined3d_swapchain_incref(swapchain->wined3d_swapchain);
  59         wined3d_mutex_unlock();
  60     }
  61
  62     return ref;
  63 }
  64
  65 static ULONG WINAPI d3d8_swapchain_Release(IDirect3DSwapChain8 *iface)
  66 {
  67     struct d3d8_swapchain *swapchain = impl_from_IDirect3DSwapChain8(iface);
  68     ULONG ref = InterlockedDecrement(&swapchain->refcount);
  69
  70     TRACE("%p decreasing refcount to %u.\n", iface, ref);
  71
  72     if (!ref)
  73     {
  74         IDirect3DDevice8 *parent_device = swapchain->parent_device;
  75
  76         wined3d_mutex_lock();
  77         wined3d_swapchain_decref(swapchain->wined3d_swapchain);
  78         wined3d_mutex_unlock();
  79
  80         if (parent_device)
  81             IDirect3DDevice8_Release(parent_device);
  82     }
  83     return ref;
  84 }
  85
  86 static HRESULT WINAPI d3d8_swapchain_Present(IDirect3DSwapChain8 *iface,
  87         const RECT *src_rect, const RECT *dst_rect, HWND dst_window_override,
  88         const RGNDATA *dirty_region)
  89 {
  90     struct d3d8_swapchain *swapchain = impl_from_IDirect3DSwapChain8(iface);
  91     HRESULT hr;
  92
  93     TRACE("iface %p, src_rect %s, dst_rect %s, dst_window_override %p, dirty_region %p.\n",
  94             iface, wine_dbgstr_rect(src_rect), wine_dbgstr_rect(dst_rect), dst_window_override, dirty_region);
  95
  96     wined3d_mutex_lock();
  97     hr = wined3d_swapchain_present(swapchain->wined3d_swapchain, src_rect,
  98             dst_rect, dst_window_override, dirty_region, 0);
  99     wined3d_mutex_unlock();
 100
 101     return hr;
 102 }
 103
 104 static HRESULT WINAPI d3d8_swapchain_GetBackBuffer(IDirect3DSwapChain8 *iface,
 105         UINT backbuffer_idx, D3DBACKBUFFER_TYPE backbuffer_type, IDirect3DSurface8 **backbuffer)
 106 {
 107     struct d3d8_swapchain *swapchain = impl_from_IDirect3DSwapChain8(iface);
 108     struct wined3d_surface *wined3d_surface = NULL;
 109     struct d3d8_surface *surface_impl;
 110     HRESULT hr = D3D_OK;
 111
 112     TRACE("iface %p, backbuffer_idx %u, backbuffer_type %#x, backbuffer %p.\n",
 113             iface, backbuffer_idx, backbuffer_type, backbuffer);
 114
 115     wined3d_mutex_lock();
 116     if ((wined3d_surface = wined3d_swapchain_get_back_buffer(swapchain->wined3d_swapchain,
 117             backbuffer_idx, (enum wined3d_backbuffer_type)backbuffer_type)))
 118     {
 119         surface_impl = wined3d_surface_get_parent(wined3d_surface);
 120         *backbuffer = &surface_impl->IDirect3DSurface8_iface;
 121         IDirect3DSurface8_AddRef(*backbuffer);
 122     }
 123     else
 124     {
 125         hr = D3DERR_INVALIDCALL;
 126     }
 127     wined3d_mutex_unlock();
 128
 129     return hr;
 130 }
 131
 132 static const IDirect3DSwapChain8Vtbl d3d8_swapchain_vtbl =
 133 {
 134     d3d8_swapchain_QueryInterface,
 135     d3d8_swapchain_AddRef,
 136     d3d8_swapchain_Release,
 137     d3d8_swapchain_Present,
 138     d3d8_swapchain_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 static HRESULT swapchain_init(struct d3d8_swapchain *swapchain, struct d3d8_device *device,
 152         struct wined3d_swapchain_desc *desc)
 153 {
 154     HRESULT hr;
 155
 156     swapchain->refcount = 1;
 157     swapchain->IDirect3DSwapChain8_iface.lpVtbl = &d3d8_swapchain_vtbl;
 158
 159     wined3d_mutex_lock();
 160     hr = wined3d_swapchain_create(device->wined3d_device, desc, swapchain,
 161             &d3d8_swapchain_wined3d_parent_ops, &swapchain->wined3d_swapchain);
 162     wined3d_mutex_unlock();
 163
 164     if (FAILED(hr))
 165     {
 166         WARN("Failed to create wined3d swapchain, hr %#x.\n", hr);
 167         return hr;
 168     }
 169
 170     swapchain->parent_device = &device->IDirect3DDevice8_iface;
 171     IDirect3DDevice8_AddRef(swapchain->parent_device);
 172
 173     return D3D_OK;
 174 }
 175
 176 HRESULT d3d8_swapchain_create(struct d3d8_device *device, struct wined3d_swapchain_desc *desc,
 177         struct d3d8_swapchain **swapchain)
 178 {
 179     struct d3d8_swapchain *object;
 180     HRESULT hr;
 181
 182     if (!(object = HeapAlloc(GetProcessHeap(),  HEAP_ZERO_MEMORY, sizeof(*object))))
 183         return E_OUTOFMEMORY;
 184
 185     if (FAILED(hr = swapchain_init(object, device, desc)))
 186     {
 187         WARN("Failed to initialize swapchain, hr %#x.\n", hr);
 188         HeapFree(GetProcessHeap(), 0, object);
 189         return hr;
 190     }
 191
 192     TRACE("Created swapchain %p.\n", object);
 193     *swapchain = object;
 194
 195     return D3D_OK;
 196 }