ReceiveTempSMS
/
Sweden-Number
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity
Sweden-Number/dlls/ddraw/ddraw_private.h

663 lines
22 KiB
C
Raw Blame History

/*
* Copyright 2006 Stefan Dösinger
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#ifndef __WINE_DLLS_DDRAW_DDRAW_PRIVATE_H
#define __WINE_DLLS_DDRAW_DDRAW_PRIVATE_H
#include <assert.h>
#define COBJMACROS
#define NONAMELESSSTRUCT
#define NONAMELESSUNION
#include "wine/debug.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "d3d.h"
#include "ddraw.h"
#ifdef DDRAW_INIT_GUID
#include "initguid.h"
#endif
#include "wine/list.h"
#include "wine/wined3d.h"
extern const struct wined3d_parent_ops ddraw_null_wined3d_parent_ops DECLSPEC_HIDDEN;
/*****************************************************************************
* IParent - a helper interface
*****************************************************************************/
DEFINE_GUID(IID_IParent, 0xc20e4c88, 0x74e7, 0x4940, 0xba, 0x9f, 0x2e, 0x32, 0x3f, 0x9d, 0xc9, 0x81);
typedef struct IParent *LPPARENT, *PPARENT;
#define INTERFACE IParent
DECLARE_INTERFACE_(IParent,IUnknown)
{
/*** IUnknown methods ***/
STDMETHOD_(HRESULT,QueryInterface)(THIS_ REFIID riid, void** ppvObject) PURE;
STDMETHOD_(ULONG,AddRef)(THIS) PURE;
STDMETHOD_(ULONG,Release)(THIS) PURE;
};
#undef INTERFACE
#if !defined(__cplusplus) || defined(CINTERFACE)
/*** IUnknown methods ***/
#define IParent_QueryInterface(p,a,b) (p)->lpVtbl->QueryInterface(p,a,b)
#define IParent_AddRef(p) (p)->lpVtbl->AddRef(p)
#define IParent_Release(p) (p)->lpVtbl->Release(p)
#endif
/* Typdef the interfaces */
typedef struct IDirectDrawImpl IDirectDrawImpl;
typedef struct IDirectDrawSurfaceImpl IDirectDrawSurfaceImpl;
typedef struct IDirectDrawClipperImpl IDirectDrawClipperImpl;
typedef struct IDirectDrawPaletteImpl IDirectDrawPaletteImpl;
typedef struct IDirect3DDeviceImpl IDirect3DDeviceImpl;
typedef struct IDirect3DLightImpl IDirect3DLightImpl;
typedef struct IDirect3DViewportImpl IDirect3DViewportImpl;
typedef struct IDirect3DMaterialImpl IDirect3DMaterialImpl;
typedef struct IDirect3DExecuteBufferImpl IDirect3DExecuteBufferImpl;
typedef struct IDirect3DVertexBufferImpl IDirect3DVertexBufferImpl;
typedef struct IParentImpl IParentImpl;
/* Callbacks for implicit object destruction */
extern ULONG WINAPI D3D7CB_DestroySwapChain(IWineD3DSwapChain *pSwapChain) DECLSPEC_HIDDEN;
/* Global critical section */
extern CRITICAL_SECTION ddraw_cs DECLSPEC_HIDDEN;
extern DWORD force_refresh_rate DECLSPEC_HIDDEN;
/*****************************************************************************
* IDirectDraw implementation structure
*****************************************************************************/
struct FvfToDecl
{
DWORD fvf;
struct wined3d_vertex_declaration *decl;
};
struct IDirectDrawImpl
{
/* Interfaces */
IDirectDraw7 IDirectDraw7_iface;
IDirectDraw4 IDirectDraw4_iface;
IDirectDraw3 IDirectDraw3_iface;
IDirectDraw2 IDirectDraw2_iface;
IDirectDraw IDirectDraw_iface;
IDirect3D7 IDirect3D7_iface;
IDirect3D3 IDirect3D3_iface;
IDirect3D2 IDirect3D2_iface;
IDirect3D IDirect3D_iface;
const IWineD3DDeviceParentVtbl *device_parent_vtbl;
/* See comment in IDirectDraw::AddRef */
LONG ref7, ref4, ref2, ref3, ref1, numIfaces;
/* WineD3D linkage */
struct wined3d *wineD3D;
IWineD3DDevice *wineD3DDevice;
BOOL d3d_initialized;
/* Misc ddraw fields */
UINT total_vidmem;
DWORD cur_scanline;
BOOL fake_vblank;
BOOL initialized;
/* DirectDraw things, which are not handled by WineD3D */
DWORD cooperative_level;
DWORD orig_width, orig_height;
DWORD orig_bpp;
/* D3D things */
IDirectDrawSurfaceImpl *d3d_target;
HWND d3d_window;
IDirect3DDeviceImpl *d3ddevice;
int d3dversion;
/* Various HWNDs */
HWND focuswindow;
HWND devicewindow;
HWND dest_window;
/* The surface type to request */
WINED3DSURFTYPE ImplType;
/* Helpers for surface creation */
IDirectDrawSurfaceImpl *tex_root;
BOOL depthstencil;
/* For the dll unload cleanup code */
struct list ddraw_list_entry;
/* The surface list - can't relay this to WineD3D
* because of IParent
*/
struct list surface_list;
LONG surfaces;
/* FVF management */
struct FvfToDecl *decls;
UINT numConvertedDecls, declArraySize;
};
#define DDRAW_WINDOW_CLASS_NAME "ddraw_wc"
HRESULT ddraw_init(IDirectDrawImpl *ddraw, WINED3DDEVTYPE device_type) DECLSPEC_HIDDEN;
/* Helper structures */
typedef struct EnumDisplayModesCBS
{
void *context;
LPDDENUMMODESCALLBACK2 callback;
} EnumDisplayModesCBS;
typedef struct EnumSurfacesCBS
{
void *context;
LPDDENUMSURFACESCALLBACK7 callback;
LPDDSURFACEDESC2 pDDSD;
DWORD Flags;
} EnumSurfacesCBS;
/* Utility functions */
void DDRAW_Convert_DDSCAPS_1_To_2(const DDSCAPS *pIn, DDSCAPS2 *pOut) DECLSPEC_HIDDEN;
void DDRAW_Convert_DDDEVICEIDENTIFIER_2_To_1(const DDDEVICEIDENTIFIER2 *pIn, DDDEVICEIDENTIFIER *pOut) DECLSPEC_HIDDEN;
HRESULT WINAPI ddraw_recreate_surfaces_cb(IDirectDrawSurface7 *surf,
DDSURFACEDESC2 *desc, void *Context) DECLSPEC_HIDDEN;
struct wined3d_vertex_declaration *ddraw_find_decl(IDirectDrawImpl *This, DWORD fvf) DECLSPEC_HIDDEN;
/* The default surface type */
extern WINED3DSURFTYPE DefaultSurfaceType DECLSPEC_HIDDEN;
/*****************************************************************************
* IDirectDrawSurface implementation structure
*****************************************************************************/
struct IDirectDrawSurfaceImpl
{
/* IUnknown fields */
const IDirectDrawSurface7Vtbl *lpVtbl;
const IDirectDrawSurface3Vtbl *IDirectDrawSurface3_vtbl;
const IDirectDrawGammaControlVtbl *IDirectDrawGammaControl_vtbl;
const IDirect3DTexture2Vtbl *IDirect3DTexture2_vtbl;
const IDirect3DTextureVtbl *IDirect3DTexture_vtbl;
LONG ref;
IUnknown *ifaceToRelease;
int version;
/* Connections to other Objects */
IDirectDrawImpl *ddraw;
IWineD3DSurface *WineD3DSurface;
IWineD3DBaseTexture *wineD3DTexture;
IWineD3DSwapChain *wineD3DSwapChain;
/* This implementation handles attaching surfaces to other surfaces */
IDirectDrawSurfaceImpl *next_attached;
IDirectDrawSurfaceImpl *first_attached;
/* Complex surfaces are organized in a tree, although the tree is degenerated to a list in most cases.
* In mipmap and primary surfaces each level has only one attachment, which is the next surface level.
* Only the cube texture root has 6 surfaces attached, which then have a normal mipmap chain attached
* to them. So hardcode the array to 6, a dynamic array or a list would be an overkill.
*/
#define MAX_COMPLEX_ATTACHED 6
IDirectDrawSurfaceImpl *complex_array[MAX_COMPLEX_ATTACHED];
/* You can't traverse the tree upwards. Only a flag for Surface::Release because its needed there,
* but no pointer to prevent temptations to traverse it in the wrong direction.
*/
BOOL is_complex_root;
/* Surface description, for GetAttachedSurface */
DDSURFACEDESC2 surface_desc;
/* Misc things */
DWORD uniqueness_value;
UINT mipmap_level;
WINED3DSURFTYPE ImplType;
/* For D3DDevice creation */
BOOL isRenderTarget;
/* Clipper objects */
IDirectDrawClipperImpl *clipper;
/* For the ddraw surface list */
struct list surface_list_entry;
DWORD Handle;
};
void ddraw_surface_destroy(IDirectDrawSurfaceImpl *surface) DECLSPEC_HIDDEN;
HRESULT ddraw_surface_init(IDirectDrawSurfaceImpl *surface, IDirectDrawImpl *ddraw,
DDSURFACEDESC2 *desc, UINT mip_level, WINED3DSURFTYPE surface_type) DECLSPEC_HIDDEN;
static inline IDirectDrawSurfaceImpl *surface_from_texture1(IDirect3DTexture *iface)
{
return (IDirectDrawSurfaceImpl *)((char*)iface - FIELD_OFFSET(IDirectDrawSurfaceImpl, IDirect3DTexture_vtbl));
}
static inline IDirectDrawSurfaceImpl *surface_from_texture2(IDirect3DTexture2 *iface)
{
return (IDirectDrawSurfaceImpl *)((char*)iface - FIELD_OFFSET(IDirectDrawSurfaceImpl, IDirect3DTexture2_vtbl));
}
static inline IDirectDrawSurfaceImpl *surface_from_surface3(IDirectDrawSurface3 *iface)
{
return (IDirectDrawSurfaceImpl *)((char*)iface - FIELD_OFFSET(IDirectDrawSurfaceImpl, IDirectDrawSurface3_vtbl));
}
/* Get the number of bytes per pixel for a given surface */
#define PFGET_BPP(pf) (pf.dwFlags&DDPF_PALETTEINDEXED8?1:((pf.dwRGBBitCount+7)/8))
#define GET_BPP(desc) PFGET_BPP(desc.ddpfPixelFormat)
/*****************************************************************************
* IParent Implementation
*****************************************************************************/
struct IParentImpl
{
/* IUnknown fields */
const IParentVtbl *lpVtbl;
LONG ref;
/* IParentImpl fields */
IUnknown *child;
};
void ddraw_parent_init(IParentImpl *parent) DECLSPEC_HIDDEN;
/*****************************************************************************
* IDirect3DDevice implementation
*****************************************************************************/
#define DDRAW_INVALID_HANDLE ~0U
enum ddraw_handle_type
{
DDRAW_HANDLE_FREE,
DDRAW_HANDLE_MATERIAL,
DDRAW_HANDLE_MATRIX,
DDRAW_HANDLE_STATEBLOCK,
DDRAW_HANDLE_SURFACE,
};
struct ddraw_handle_entry
{
void *object;
enum ddraw_handle_type type;
};
struct ddraw_handle_table
{
struct ddraw_handle_entry *entries;
struct ddraw_handle_entry *free_entries;
UINT table_size;
UINT entry_count;
};
BOOL ddraw_handle_table_init(struct ddraw_handle_table *t, UINT initial_size) DECLSPEC_HIDDEN;
void ddraw_handle_table_destroy(struct ddraw_handle_table *t) DECLSPEC_HIDDEN;
DWORD ddraw_allocate_handle(struct ddraw_handle_table *t, void *object, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
void *ddraw_free_handle(struct ddraw_handle_table *t, DWORD handle, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
void *ddraw_get_object(struct ddraw_handle_table *t, DWORD handle, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
struct IDirect3DDeviceImpl
{
/* IUnknown */
const IDirect3DDevice7Vtbl *lpVtbl;
const IDirect3DDevice3Vtbl *IDirect3DDevice3_vtbl;
const IDirect3DDevice2Vtbl *IDirect3DDevice2_vtbl;
const IDirect3DDeviceVtbl *IDirect3DDevice_vtbl;
LONG ref;
/* Other object connections */
IWineD3DDevice *wineD3DDevice;
IDirectDrawImpl *ddraw;
struct wined3d_buffer *indexbuffer;
IDirectDrawSurfaceImpl *target;
/* Viewport management */
IDirect3DViewportImpl *viewport_list;
IDirect3DViewportImpl *current_viewport;
D3DVIEWPORT7 active_viewport;
/* Required to keep track which of two available texture blending modes in d3ddevice3 is used */
BOOL legacyTextureBlending;
/* Light state */
DWORD material;
/* Rendering functions to wrap D3D(1-3) to D3D7 */
D3DPRIMITIVETYPE primitive_type;
DWORD vertex_type;
DWORD render_flags;
DWORD nb_vertices;
LPBYTE vertex_buffer;
DWORD vertex_size;
DWORD buffer_size;
/* Handle management */
struct ddraw_handle_table handle_table;
D3DMATRIXHANDLE world, proj, view;
};
HRESULT d3d_device_init(IDirect3DDeviceImpl *device, IDirectDrawImpl *ddraw,
IDirectDrawSurfaceImpl *target) DECLSPEC_HIDDEN;
/* The IID */
extern const GUID IID_D3DDEVICE_WineD3D DECLSPEC_HIDDEN;
/* Helper functions */
HRESULT IDirect3DImpl_GetCaps(const struct wined3d *wined3d,
D3DDEVICEDESC *Desc123, D3DDEVICEDESC7 *Desc7) DECLSPEC_HIDDEN;
WINED3DZBUFFERTYPE IDirect3DDeviceImpl_UpdateDepthStencil(IDirect3DDeviceImpl *This) DECLSPEC_HIDDEN;
static inline IDirect3DDeviceImpl *device_from_device1(IDirect3DDevice *iface)
{
return (IDirect3DDeviceImpl *)((char*)iface - FIELD_OFFSET(IDirect3DDeviceImpl, IDirect3DDevice_vtbl));
}
static inline IDirect3DDeviceImpl *device_from_device2(IDirect3DDevice2 *iface)
{
return (IDirect3DDeviceImpl *)((char*)iface - FIELD_OFFSET(IDirect3DDeviceImpl, IDirect3DDevice2_vtbl));
}
static inline IDirect3DDeviceImpl *device_from_device3(IDirect3DDevice3 *iface)
{
return (IDirect3DDeviceImpl *)((char*)iface - FIELD_OFFSET(IDirect3DDeviceImpl, IDirect3DDevice3_vtbl));
}
/* Structures */
struct EnumTextureFormatsCBS
{
LPD3DENUMTEXTUREFORMATSCALLBACK cbv2;
LPD3DENUMPIXELFORMATSCALLBACK cbv7;
void *Context;
};
/* Structure for EnumZBufferFormats */
struct EnumZBufferFormatsData
{
LPD3DENUMPIXELFORMATSCALLBACK Callback;
void *Context;
};
/*****************************************************************************
* IDirectDrawClipper implementation structure
*****************************************************************************/
struct IDirectDrawClipperImpl
{
/* IUnknown fields */
const IDirectDrawClipperVtbl *lpVtbl;
LONG ref;
struct wined3d_clipper *wineD3DClipper;
BOOL initialized;
};
HRESULT ddraw_clipper_init(IDirectDrawClipperImpl *clipper) DECLSPEC_HIDDEN;
/*****************************************************************************
* IDirectDrawPalette implementation structure
*****************************************************************************/
struct IDirectDrawPaletteImpl
{
/* IUnknown fields */
const IDirectDrawPaletteVtbl *lpVtbl;
LONG ref;
struct wined3d_palette *wineD3DPalette;
/* IDirectDrawPalette fields */
IUnknown *ifaceToRelease;
};
HRESULT ddraw_palette_init(IDirectDrawPaletteImpl *palette,
IDirectDrawImpl *ddraw, DWORD flags, PALETTEENTRY *entries) DECLSPEC_HIDDEN;
/* Helper structures */
struct object_creation_info
{
const CLSID *clsid;
HRESULT (*pfnCreateInstance)(IUnknown *pUnkOuter, REFIID riid,
void **ppObj);
};
/******************************************************************************
* IDirect3DLight implementation structure - Wraps to D3D7
******************************************************************************/
struct IDirect3DLightImpl
{
const IDirect3DLightVtbl *lpVtbl;
LONG ref;
/* IDirect3DLight fields */
IDirectDrawImpl *ddraw;
/* If this light is active for one viewport, put the viewport here */
IDirect3DViewportImpl *active_viewport;
D3DLIGHT2 light;
D3DLIGHT7 light7;
DWORD dwLightIndex;
/* Chained list used for adding / removing from viewports */
IDirect3DLightImpl *next;
};
/* Helper functions */
void light_activate(IDirect3DLightImpl *light) DECLSPEC_HIDDEN;
void light_deactivate(IDirect3DLightImpl *light) DECLSPEC_HIDDEN;
void d3d_light_init(IDirect3DLightImpl *light, IDirectDrawImpl *ddraw) DECLSPEC_HIDDEN;
/******************************************************************************
* IDirect3DMaterial implementation structure - Wraps to D3D7
******************************************************************************/
struct IDirect3DMaterialImpl
{
const IDirect3DMaterial3Vtbl *lpVtbl;
const IDirect3DMaterial2Vtbl *IDirect3DMaterial2_vtbl;
const IDirect3DMaterialVtbl *IDirect3DMaterial_vtbl;
LONG ref;
/* IDirect3DMaterial2 fields */
IDirectDrawImpl *ddraw;
IDirect3DDeviceImpl *active_device;
D3DMATERIAL mat;
DWORD Handle;
};
/* Helper functions */
void material_activate(IDirect3DMaterialImpl* This) DECLSPEC_HIDDEN;
void d3d_material_init(IDirect3DMaterialImpl *material, IDirectDrawImpl *ddraw) DECLSPEC_HIDDEN;
/*****************************************************************************
* IDirect3DViewport - Wraps to D3D7
*****************************************************************************/
struct IDirect3DViewportImpl
{
const IDirect3DViewport3Vtbl *lpVtbl;
LONG ref;
/* IDirect3DViewport fields */
IDirectDrawImpl *ddraw;
/* If this viewport is active for one device, put the device here */
IDirect3DDeviceImpl *active_device;
DWORD num_lights;
DWORD map_lights;
int use_vp2;
union
{
D3DVIEWPORT vp1;
D3DVIEWPORT2 vp2;
} viewports;
/* Field used to chain viewports together */
IDirect3DViewportImpl *next;
/* Lights list */
IDirect3DLightImpl *lights;
/* Background material */
IDirect3DMaterialImpl *background;
};
/* Helper functions */
void viewport_activate(IDirect3DViewportImpl* This, BOOL ignore_lights) DECLSPEC_HIDDEN;
void d3d_viewport_init(IDirect3DViewportImpl *viewport, IDirectDrawImpl *ddraw) DECLSPEC_HIDDEN;
/*****************************************************************************
* IDirect3DExecuteBuffer - Wraps to D3D7
*****************************************************************************/
struct IDirect3DExecuteBufferImpl
{
/* IUnknown */
const IDirect3DExecuteBufferVtbl *lpVtbl;
LONG ref;
/* IDirect3DExecuteBuffer fields */
IDirectDrawImpl *ddraw;
IDirect3DDeviceImpl *d3ddev;
D3DEXECUTEBUFFERDESC desc;
D3DEXECUTEDATA data;
/* This buffer will store the transformed vertices */
void *vertex_data;
WORD *indices;
int nb_indices;
/* This flags is set to TRUE if we allocated ourselves the
* data buffer
*/
BOOL need_free;
};
HRESULT d3d_execute_buffer_init(IDirect3DExecuteBufferImpl *execute_buffer,
IDirect3DDeviceImpl *device, D3DEXECUTEBUFFERDESC *desc) DECLSPEC_HIDDEN;
/* The execute function */
void IDirect3DExecuteBufferImpl_Execute(IDirect3DExecuteBufferImpl *This,
IDirect3DDeviceImpl *Device, IDirect3DViewportImpl *ViewportImpl) DECLSPEC_HIDDEN;
/*****************************************************************************
* IDirect3DVertexBuffer
*****************************************************************************/
struct IDirect3DVertexBufferImpl
{
/*** IUnknown Methods ***/
const IDirect3DVertexBuffer7Vtbl *lpVtbl;
const IDirect3DVertexBufferVtbl *IDirect3DVertexBuffer_vtbl;
LONG ref;
/*** WineD3D and ddraw links ***/
struct wined3d_buffer *wineD3DVertexBuffer;
struct wined3d_vertex_declaration *wineD3DVertexDeclaration;
IDirectDrawImpl *ddraw;
/*** Storage for D3D7 specific things ***/
DWORD Caps;
DWORD fvf;
};
HRESULT d3d_vertex_buffer_init(IDirect3DVertexBufferImpl *buffer,
IDirectDrawImpl *ddraw, D3DVERTEXBUFFERDESC *desc) DECLSPEC_HIDDEN;
static inline IDirect3DVertexBufferImpl *vb_from_vb1(IDirect3DVertexBuffer *iface)
{
return (IDirect3DVertexBufferImpl *)((char*)iface
- FIELD_OFFSET(IDirect3DVertexBufferImpl, IDirect3DVertexBuffer_vtbl));
}
/*****************************************************************************
* Helper functions from utils.c
*****************************************************************************/
#define GET_TEXCOUNT_FROM_FVF(d3dvtVertexType) \
(((d3dvtVertexType) & D3DFVF_TEXCOUNT_MASK) >> D3DFVF_TEXCOUNT_SHIFT)
#define GET_TEXCOORD_SIZE_FROM_FVF(d3dvtVertexType, tex_num) \
(((((d3dvtVertexType) >> (16 + (2 * (tex_num)))) + 1) & 0x03) + 1)
void PixelFormat_WineD3DtoDD(DDPIXELFORMAT *DDPixelFormat, enum wined3d_format_id WineD3DFormat) DECLSPEC_HIDDEN;
enum wined3d_format_id PixelFormat_DD2WineD3D(const DDPIXELFORMAT *DDPixelFormat) DECLSPEC_HIDDEN;
void DDRAW_dump_surface_desc(const DDSURFACEDESC2 *lpddsd) DECLSPEC_HIDDEN;
void dump_D3DMATRIX(const D3DMATRIX *mat) DECLSPEC_HIDDEN;
void DDRAW_dump_DDCAPS(const DDCAPS *lpcaps) DECLSPEC_HIDDEN;
DWORD get_flexible_vertex_size(DWORD d3dvtVertexType) DECLSPEC_HIDDEN;
void DDRAW_dump_DDSCAPS2(const DDSCAPS2 *in) DECLSPEC_HIDDEN;
void DDRAW_dump_cooperativelevel(DWORD cooplevel) DECLSPEC_HIDDEN;
/* This only needs to be here as long the processvertices functionality of
* IDirect3DExecuteBuffer isn't in WineD3D */
void multiply_matrix(LPD3DMATRIX dest, const D3DMATRIX *src1, const D3DMATRIX *src2) DECLSPEC_HIDDEN;
/* Helper function in main.c */
BOOL LoadWineD3D(void) DECLSPEC_HIDDEN;
/* Used for generic dumping */
typedef struct
{
DWORD val;
const char* name;
} flag_info;
#define FE(x) { x, #x }
typedef struct
{
DWORD val;
const char* name;
void (*func)(const void *);
ptrdiff_t offset;
} member_info;
/* Structure copy */
#define ME(x,f,e) { x, #x, (void (*)(const void *))(f), offsetof(STRUCT, e) }
#define DD_STRUCT_COPY_BYSIZE(to,from) \
do { \
DWORD __size = (to)->dwSize; \
DWORD __copysize = __size; \
DWORD __resetsize = __size; \
assert(to != from); \
if (__resetsize > sizeof(*to)) \
__resetsize = sizeof(*to); \
memset(to,0,__resetsize); \
if ((from)->dwSize < __size) \
__copysize = (from)->dwSize; \
memcpy(to,from,__copysize); \
(to)->dwSize = __size;/*restore size*/ \
} while (0)
#endif
HRESULT hr_ddraw_from_wined3d(HRESULT hr) DECLSPEC_HIDDEN;
Reference in New Issue View Git Blame Copy Permalink