ReactOS  0.4.14-dev-552-g2fad488
palette.c
Go to the documentation of this file.
1 /*
2  * Copyright 2006 Stefan Dösinger
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 #include "config.h"
20 #include "wine/port.h"
21 
22 #include "ddraw_private.h"
23 
25 
26 /*****************************************************************************
27  * IDirectDrawPalette::QueryInterface
28  *
29  * A usual QueryInterface implementation. Can only Query IUnknown and
30  * IDirectDrawPalette
31  *
32  * Params:
33  * refiid: The interface id queried for
34  * obj: Address to return the interface pointer at
35  *
36  * Returns:
37  * S_OK on success
38  * E_NOINTERFACE if the requested interface wasn't found
39  *****************************************************************************/
40 static HRESULT WINAPI ddraw_palette_QueryInterface(IDirectDrawPalette *iface, REFIID refiid, void **obj)
41 {
42  TRACE("iface %p, riid %s, object %p.\n", iface, debugstr_guid(refiid), obj);
43 
44  if (IsEqualGUID(refiid, &IID_IUnknown)
45  || IsEqualGUID(refiid, &IID_IDirectDrawPalette))
46  {
47  *obj = iface;
48  IDirectDrawPalette_AddRef(iface);
49  return S_OK;
50  }
51  else
52  {
53  *obj = NULL;
54  return E_NOINTERFACE;
55  }
56 }
57 
58 /*****************************************************************************
59  * IDirectDrawPaletteImpl::AddRef
60  *
61  * Increases the refcount.
62  *
63  * Returns:
64  * The new refcount
65  *
66  *****************************************************************************/
67 static ULONG WINAPI ddraw_palette_AddRef(IDirectDrawPalette *iface)
68 {
71 
72  TRACE("%p increasing refcount to %u.\n", This, ref);
73 
74  return ref;
75 }
76 
77 /*****************************************************************************
78  * IDirectDrawPaletteImpl::Release
79  *
80  * Reduces the refcount. If the refcount falls to 0, the object is destroyed
81  *
82  * Returns:
83  * The new refcount
84  *
85  *****************************************************************************/
86 static ULONG WINAPI ddraw_palette_Release(IDirectDrawPalette *iface)
87 {
90 
91  TRACE("%p decreasing refcount to %u.\n", palette, ref);
92 
93  if (ref == 0)
94  {
96  wined3d_palette_decref(palette->wined3d_palette);
97  if ((palette->flags & DDPCAPS_PRIMARYSURFACE) && palette->ddraw->primary)
98  palette->ddraw->primary->palette = NULL;
99  if (palette->ifaceToRelease)
100  IUnknown_Release(palette->ifaceToRelease);
102 
104  }
105 
106  return ref;
107 }
108 
109 /*****************************************************************************
110  * IDirectDrawPalette::Initialize
111  *
112  * Initializes the palette. As we start initialized, return
113  * DDERR_ALREADYINITIALIZED
114  *
115  * Params:
116  * DD: DirectDraw interface this palette is assigned to
117  * Flags: Some flags, as usual
118  * ColorTable: The startup color table
119  *
120  * Returns:
121  * DDERR_ALREADYINITIALIZED
122  *
123  *****************************************************************************/
124 static HRESULT WINAPI ddraw_palette_Initialize(IDirectDrawPalette *iface,
125  IDirectDraw *ddraw, DWORD flags, PALETTEENTRY *entries)
126 {
127  TRACE("iface %p, ddraw %p, flags %#x, entries %p.\n",
128  iface, ddraw, flags, entries);
129 
131 }
132 
133 static HRESULT WINAPI ddraw_palette_GetCaps(IDirectDrawPalette *iface, DWORD *caps)
134 {
136 
137  TRACE("iface %p, caps %p.\n", iface, caps);
138 
140  *caps = palette->flags;
142 
143  return D3D_OK;
144 }
145 
146 /*****************************************************************************
147  * IDirectDrawPalette::SetEntries
148  *
149  * Sets the palette entries from a PALETTEENTRY structure. WineD3D takes
150  * care for updating the surface.
151  *
152  * Params:
153  * Flags: Flags, as usual
154  * Start: First palette entry to set
155  * Count: Number of entries to set
156  * PalEnt: Source entries
157  *
158  * Returns:
159  * D3D_OK on success
160  * DDERR_INVALIDPARAMS if PalEnt is NULL
161  *
162  *****************************************************************************/
163 static HRESULT WINAPI ddraw_palette_SetEntries(IDirectDrawPalette *iface,
165 {
167  HRESULT hr;
168 
169  TRACE("iface %p, flags %#x, start %u, count %u, entries %p.\n",
170  iface, flags, start, count, entries);
171 
172  if (!entries)
173  return DDERR_INVALIDPARAMS;
174 
176  hr = wined3d_palette_set_entries(palette->wined3d_palette, flags, start, count, entries);
177 
178  if (SUCCEEDED(hr) && palette->flags & DDPCAPS_PRIMARYSURFACE)
180 
182 
183  return hr;
184 }
185 
186 /*****************************************************************************
187  * IDirectDrawPalette::GetEntries
188  *
189  * Returns the entries stored in this interface.
190  *
191  * Params:
192  * Flags: Flags :)
193  * Start: First entry to return
194  * Count: The number of entries to return
195  * PalEnt: PALETTEENTRY structure to write the entries to
196  *
197  * Returns:
198  * D3D_OK on success
199  * DDERR_INVALIDPARAMS if PalEnt is NULL
200  *
201  *****************************************************************************/
202 static HRESULT WINAPI ddraw_palette_GetEntries(IDirectDrawPalette *iface,
204 {
206  HRESULT hr;
207 
208  TRACE("iface %p, flags %#x, start %u, count %u, entries %p.\n",
209  iface, flags, start, count, entries);
210 
211  if (!entries)
212  return DDERR_INVALIDPARAMS;
213 
215  hr = wined3d_palette_get_entries(palette->wined3d_palette, flags, start, count, entries);
217 
218  return hr;
219 }
220 
221 static const struct IDirectDrawPaletteVtbl ddraw_palette_vtbl =
222 {
223  /*** IUnknown ***/
227  /*** IDirectDrawPalette ***/
232 };
233 
234 struct ddraw_palette *unsafe_impl_from_IDirectDrawPalette(IDirectDrawPalette *iface)
235 {
236  if (!iface) return NULL;
237  assert(iface->lpVtbl == &ddraw_palette_vtbl);
239 }
240 
241 static unsigned int palette_size(DWORD flags)
242 {
244  {
245  case DDPCAPS_1BIT:
246  return 2;
247  case DDPCAPS_2BIT:
248  return 4;
249  case DDPCAPS_4BIT:
250  return 16;
251  case DDPCAPS_8BIT:
252  return 256;
253  default:
254  return ~0u;
255  }
256 }
257 
259  struct ddraw *ddraw, DWORD flags, PALETTEENTRY *entries)
260 {
261  unsigned int entry_count;
262  DWORD wined3d_flags = 0;
263  HRESULT hr;
264 
265  if ((entry_count = palette_size(flags)) == ~0u)
266  {
267  WARN("Invalid flags %#x.\n", flags);
268  return DDERR_INVALIDPARAMS;
269  }
270 
272  wined3d_flags |= WINED3D_PALETTE_8BIT_ENTRIES;
273  if (flags & DDPCAPS_ALLOW256)
274  wined3d_flags |= WINED3D_PALETTE_ALLOW_256;
275  if (flags & DDPCAPS_ALPHA)
276  wined3d_flags |= WINED3D_PALETTE_ALPHA;
277 
278  palette->IDirectDrawPalette_iface.lpVtbl = &ddraw_palette_vtbl;
279  palette->ref = 1;
280  palette->flags = flags;
281 
283  wined3d_flags, entry_count, entries, &palette->wined3d_palette)))
284  {
285  WARN("Failed to create wined3d palette, hr %#x.\n", hr);
286  return hr;
287  }
288 
289  palette->ddraw = ddraw;
290  palette->ifaceToRelease = (IUnknown *)&ddraw->IDirectDraw7_iface;
291  IUnknown_AddRef(palette->ifaceToRelease);
292 
293  return DD_OK;
294 }
GLsizei GLenum const GLvoid GLsizei GLenum GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLint GLint GLint GLshort GLshort GLshort GLubyte GLubyte GLubyte GLuint GLuint GLuint GLushort GLushort GLushort GLbyte GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLfloat GLint GLint GLint GLint GLshort GLshort GLshort GLshort GLubyte GLubyte GLubyte GLubyte GLuint GLuint GLuint GLuint GLushort GLushort GLushort GLushort GLboolean const GLdouble const GLfloat const GLint const GLshort const GLbyte const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLdouble const GLfloat const GLfloat const GLint const GLint const GLshort const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort GLenum GLenum GLenum GLfloat GLenum GLint GLenum GLenum GLenum GLfloat GLenum GLenum GLint GLenum GLfloat GLenum GLint GLint GLushort GLenum GLenum GLfloat GLenum GLenum GLint GLfloat const GLubyte GLenum GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLint GLint GLsizei GLsizei GLint GLenum GLenum const GLvoid GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLenum const GLdouble GLenum GLenum const GLfloat GLenum GLenum const GLint GLsizei GLuint GLfloat GLuint GLbitfield GLfloat GLint GLuint GLboolean GLenum GLfloat GLenum GLbitfield GLenum GLfloat GLfloat GLint GLint const GLfloat GLenum GLfloat GLfloat GLint GLint GLfloat GLfloat GLint GLint const GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat const GLdouble * u
Definition: glfuncs.h:240
#define WINED3D_PALETTE_ALPHA
Definition: wined3d.h:1556
#define REFIID
Definition: guiddef.h:118
#define WINED3D_PALETTE_8BIT_ENTRIES
Definition: wined3d.h:1554
#define E_NOINTERFACE
Definition: winerror.h:2364
static ULONG WINAPI ddraw_palette_AddRef(IDirectDrawPalette *iface)
Definition: palette.c:67
HRESULT CDECL wined3d_palette_get_entries(const struct wined3d_palette *palette, DWORD flags, DWORD start, DWORD count, PALETTEENTRY *entries)
Definition: palette.c:53
HRESULT hr
Definition: shlfolder.c:183
#define DDPCAPS_4BIT
Definition: ddraw.h:453
GLuint GLuint GLsizei count
Definition: gl.h:1545
#define DDPCAPS_2BIT
Definition: ddraw.h:461
#define WARN(fmt,...)
Definition: debug.h:111
#define DDPCAPS_8BIT
Definition: ddraw.h:455
void WINAPI wined3d_mutex_lock(void)
Definition: wined3d_main.c:368
#define assert(x)
Definition: debug.h:53
ULONG CDECL wined3d_palette_decref(struct wined3d_palette *palette)
Definition: palette.c:41
#define DDPCAPS_PRIMARYSURFACE
Definition: ddraw.h:456
HRESULT ddraw_palette_init(struct ddraw_palette *palette, struct ddraw *ddraw, DWORD flags, PALETTEENTRY *entries)
Definition: palette.c:258
Definition: send.c:47
#define DDPCAPS_8BITENTRIES
Definition: ddraw.h:454
static HRESULT WINAPI ddraw_palette_GetCaps(IDirectDrawPalette *iface, DWORD *caps)
Definition: palette.c:133
static HRESULT WINAPI ddraw_palette_SetEntries(IDirectDrawPalette *iface, DWORD flags, DWORD start, DWORD count, PALETTEENTRY *entries)
Definition: palette.c:163
struct ddraw_palette * unsafe_impl_from_IDirectDrawPalette(IDirectDrawPalette *iface)
Definition: palette.c:234
#define DDPCAPS_ALLOW256
Definition: ddraw.h:458
#define DD_OK
Definition: ddraw.h:186
GLenum GLint ref
Definition: glext.h:6028
smooth NULL
Definition: ftsmooth.c:416
#define debugstr_guid
Definition: kernel32.h:35
PFLT_MESSAGE_WAITER_QUEUE CONTAINING_RECORD(Csq, DEVICE_EXTENSION, IrpQueue)) -> WaiterQ.mLock) _IRQL_raises_(DISPATCH_LEVEL) VOID NTAPI FltpAcquireMessageWaiterLock(_In_ PIO_CSQ Csq, _Out_ PKIRQL Irql)
Definition: Messaging.c:560
static HRESULT WINAPI ddraw_palette_Initialize(IDirectDrawPalette *iface, IDirectDraw *ddraw, DWORD flags, PALETTEENTRY *entries)
Definition: palette.c:124
#define DDERR_ALREADYINITIALIZED
Definition: ddraw.h:67
static HRESULT WINAPI ddraw_palette_GetEntries(IDirectDrawPalette *iface, DWORD flags, DWORD start, DWORD count, PALETTEENTRY *entries)
Definition: palette.c:202
#define TRACE(s)
Definition: solgame.cpp:4
HRESULT CDECL wined3d_palette_set_entries(struct wined3d_palette *palette, DWORD flags, DWORD start, DWORD count, const PALETTEENTRY *entries)
Definition: palette.c:100
LONG HRESULT
Definition: typedefs.h:77
static ULONG WINAPI ddraw_palette_Release(IDirectDrawPalette *iface)
Definition: palette.c:86
const GUID IID_IUnknown
#define WINAPI
Definition: msvc.h:8
unsigned long DWORD
Definition: ntddk_ex.h:95
GLbitfield flags
Definition: glext.h:7161
WINE_DEFAULT_DEBUG_CHANNEL(ddraw)
#define InterlockedDecrement
Definition: armddk.h:52
static unsigned int palette_size(DWORD flags)
Definition: palette.c:241
static const struct IDirectDrawPaletteVtbl ddraw_palette_vtbl
Definition: palette.c:221
IDirectDrawPalette IDirectDrawPalette_iface
static HPALETTE palette
Definition: clipboard.c:1345
#define S_OK
Definition: intsafe.h:59
#define D3D_OK
Definition: d3d.h:106
#define DDPCAPS_1BIT
Definition: ddraw.h:460
#define InterlockedIncrement
Definition: armddk.h:53
GLuint start
Definition: gl.h:1545
static HRESULT WINAPI ddraw_palette_QueryInterface(IDirectDrawPalette *iface, REFIID refiid, void **obj)
Definition: palette.c:40
BOOL WINAPI IsEqualGUID(REFGUID rguid1, REFGUID rguid2)
Definition: compobj.c:4112
#define DDPCAPS_ALPHA
Definition: ddraw.h:462
HRESULT CDECL wined3d_palette_create(struct wined3d_device *device, DWORD flags, unsigned int entry_count, const PALETTEENTRY *entries, struct wined3d_palette **palette)
Definition: palette.c:162
HRESULT ddraw_surface_update_frontbuffer(struct ddraw_surface *surface, const RECT *rect, BOOL read) DECLSPEC_HIDDEN
Definition: surface.c:43
static struct ddraw_palette * impl_from_IDirectDrawPalette(IDirectDrawPalette *iface)
struct wined3d_device * wined3d_device
Definition: ddraw_private.h:93
unsigned int ULONG
Definition: retypes.h:1
struct ddraw * ddraw
IDirectDraw7 IDirectDraw7_iface
Definition: ddraw_private.h:79
void WINAPI wined3d_mutex_unlock(void)
Definition: wined3d_main.c:373
#define WINED3D_PALETTE_ALLOW_256
Definition: wined3d.h:1555
#define DDERR_INVALIDPARAMS
Definition: ddraw.h:79
#define SUCCEEDED(hr)
Definition: intsafe.h:57
static BOOL heap_free(void *mem)
Definition: appwiz.h:75