ReactOS 0.4.15-dev-8102-g108db8f
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 *****************************************************************************/
40static 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 *****************************************************************************/
67static 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 *****************************************************************************/
86static 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 *****************************************************************************/
124static 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
133static 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 *****************************************************************************/
163static 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
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 *****************************************************************************/
202static 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
221static const struct IDirectDrawPaletteVtbl ddraw_palette_vtbl =
222{
223 /*** IUnknown ***/
227 /*** IDirectDrawPalette ***/
232};
233
234struct ddraw_palette *unsafe_impl_from_IDirectDrawPalette(IDirectDrawPalette *iface)
235{
236 if (!iface) return NULL;
237 assert(iface->lpVtbl == &ddraw_palette_vtbl);
239}
240
241static 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;
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}
static BOOL heap_free(void *mem)
Definition: appwiz.h:76
#define InterlockedIncrement
Definition: armddk.h:53
#define InterlockedDecrement
Definition: armddk.h:52
#define WINE_DEFAULT_DEBUG_CHANNEL(t)
Definition: precomp.h:23
const GUID IID_IUnknown
#define WARN(fmt,...)
Definition: debug.h:115
#define D3D_OK
Definition: d3d.h:106
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)
#define NULL
Definition: types.h:112
#define FALSE
Definition: types.h:117
static HRESULT WINAPI ddraw_palette_GetEntries(IDirectDrawPalette *iface, DWORD flags, DWORD start, DWORD count, PALETTEENTRY *entries)
Definition: palette.c:202
static ULONG WINAPI ddraw_palette_AddRef(IDirectDrawPalette *iface)
Definition: palette.c:67
static HRESULT WINAPI ddraw_palette_SetEntries(IDirectDrawPalette *iface, DWORD flags, DWORD start, DWORD count, PALETTEENTRY *entries)
Definition: palette.c:163
static const struct IDirectDrawPaletteVtbl ddraw_palette_vtbl
Definition: palette.c:221
static HRESULT WINAPI ddraw_palette_QueryInterface(IDirectDrawPalette *iface, REFIID refiid, void **obj)
Definition: palette.c:40
static HRESULT WINAPI ddraw_palette_Initialize(IDirectDrawPalette *iface, IDirectDraw *ddraw, DWORD flags, PALETTEENTRY *entries)
Definition: palette.c:124
struct ddraw_palette * unsafe_impl_from_IDirectDrawPalette(IDirectDrawPalette *iface)
Definition: palette.c:234
static unsigned int palette_size(DWORD flags)
Definition: palette.c:241
static ULONG WINAPI ddraw_palette_Release(IDirectDrawPalette *iface)
Definition: palette.c:86
static HRESULT WINAPI ddraw_palette_GetCaps(IDirectDrawPalette *iface, DWORD *caps)
Definition: palette.c:133
HRESULT ddraw_palette_init(struct ddraw_palette *palette, struct ddraw *ddraw, DWORD flags, PALETTEENTRY *entries)
Definition: palette.c:258
HRESULT CDECL wined3d_palette_set_entries(struct wined3d_palette *palette, DWORD flags, DWORD start, DWORD count, const PALETTEENTRY *entries)
Definition: palette.c:100
ULONG CDECL wined3d_palette_decref(struct wined3d_palette *palette)
Definition: palette.c:41
HRESULT CDECL wined3d_palette_get_entries(const struct wined3d_palette *palette, DWORD flags, DWORD start, DWORD count, PALETTEENTRY *entries)
Definition: palette.c:53
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
#define assert(x)
Definition: debug.h:53
unsigned long DWORD
Definition: ntddk_ex.h:95
GLuint start
Definition: gl.h:1545
GLuint GLuint GLsizei count
Definition: gl.h:1545
GLbitfield flags
Definition: glext.h:7161
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 S_OK
Definition: intsafe.h:52
#define SUCCEEDED(hr)
Definition: intsafe.h:50
#define FAILED(hr)
Definition: intsafe.h:51
#define debugstr_guid
Definition: kernel32.h:35
static HPALETTE palette
Definition: clipboard.c:1345
#define IsEqualGUID(rguid1, rguid2)
Definition: guiddef.h:147
#define REFIID
Definition: guiddef.h:118
#define DDPCAPS_PRIMARYSURFACE
Definition: ddraw.h:456
#define DDPCAPS_ALLOW256
Definition: ddraw.h:458
#define DDPCAPS_8BITENTRIES
Definition: ddraw.h:454
#define DDPCAPS_1BIT
Definition: ddraw.h:460
#define DDPCAPS_2BIT
Definition: ddraw.h:461
#define DD_OK
Definition: ddraw.h:186
#define DDPCAPS_8BIT
Definition: ddraw.h:455
#define DDPCAPS_ALPHA
Definition: ddraw.h:462
#define DDERR_INVALIDPARAMS
Definition: ddraw.h:79
#define DDERR_ALREADYINITIALIZED
Definition: ddraw.h:67
#define DDPCAPS_4BIT
Definition: ddraw.h:453
HRESULT hr
Definition: shlfolder.c:183
#define TRACE(s)
Definition: solgame.cpp:4
IDirectDrawPalette IDirectDrawPalette_iface
struct ddraw * ddraw
struct wined3d_device * wined3d_device
Definition: ddraw_private.h:93
IDirectDraw7 IDirectDraw7_iface
Definition: ddraw_private.h:79
Definition: send.c:48
#define CONTAINING_RECORD(address, type, field)
Definition: typedefs.h:260
uint32_t ULONG
Definition: typedefs.h:59
#define WINAPI
Definition: msvc.h:6
#define WINED3D_PALETTE_8BIT_ENTRIES
Definition: wined3d.h:1554
#define WINED3D_PALETTE_ALLOW_256
Definition: wined3d.h:1555
#define WINED3D_PALETTE_ALPHA
Definition: wined3d.h:1556
void WINAPI wined3d_mutex_unlock(void)
Definition: wined3d_main.c:373
void WINAPI wined3d_mutex_lock(void)
Definition: wined3d_main.c:368
#define E_NOINTERFACE
Definition: winerror.h:2364