ReactOS  0.4.13-dev-464-g6b95727
palette.c
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1 /* DirectDraw - IDirectPalette base interface
2  *
3  * Copyright 1997-2000 Marcus Meissner
4  * Copyright 2000-2001 TransGaming Technologies Inc.
5  * Copyright 2006 Stefan Dösinger for CodeWeavers
6  *
7  * This library is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Lesser General Public
9  * License as published by the Free Software Foundation; either
10  * version 2.1 of the License, or (at your option) any later version.
11  *
12  * This library is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public
18  * License along with this library; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
20  */
21 #include "config.h"
22 #include "wine/port.h"
23 #include "wined3d_private.h"
24 
26 
28 {
29  ULONG refcount = InterlockedIncrement(&palette->ref);
30 
31  TRACE("%p increasing refcount to %u.\n", palette, refcount);
32 
33  return refcount;
34 }
35 
36 static void wined3d_palette_destroy_object(void *object)
37 {
38  heap_free(object);
39 }
40 
42 {
43  ULONG refcount = InterlockedDecrement(&palette->ref);
44 
45  TRACE("%p decreasing refcount to %u.\n", palette, refcount);
46 
47  if (!refcount)
49 
50  return refcount;
51 }
52 
55 {
56  unsigned int i;
57  TRACE("palette %p, flags %#x, start %u, count %u, entries %p.\n",
58  palette, flags, start, count, entries);
59 
60  if (flags)
61  return WINED3DERR_INVALIDCALL; /* unchecked */
62  if (start > palette->size || count > palette->size - start)
64 
66  {
67  BYTE *entry = (BYTE *)entries;
68 
69  for (i = start; i < count + start; ++i)
70  *entry++ = palette->colors[i].rgbRed;
71  }
72  else
73  {
74  for (i = 0; i < count; ++i)
75  {
76  entries[i].peRed = palette->colors[i + start].rgbRed;
77  entries[i].peGreen = palette->colors[i + start].rgbGreen;
78  entries[i].peBlue = palette->colors[i + start].rgbBlue;
79  entries[i].peFlags = palette->colors[i + start].rgbReserved;
80  }
81  }
82 
83  return WINED3D_OK;
84 }
85 
87 {
88  if (SetDIBColorTable(dc, 0, 256, palette->colors) != 256)
89 #ifdef __REACTOS__
90  {
91  static int warn_once;
92  if (!warn_once++)
93  ERR("Failed to set DIB color table. (Only printing once)\n");
94  }
95 #else
96  ERR("Failed to set DIB color table.\n");
97 #endif
98 }
99 
101  DWORD flags, DWORD start, DWORD count, const PALETTEENTRY *entries)
102 {
103  unsigned int i;
104 
105  TRACE("palette %p, flags %#x, start %u, count %u, entries %p.\n",
106  palette, flags, start, count, entries);
107  TRACE("Palette flags: %#x.\n", palette->flags);
108 
110  {
111  const BYTE *entry = (const BYTE *)entries;
112 
113  for (i = start; i < count + start; ++i)
114  palette->colors[i].rgbRed = *entry++;
115  }
116  else
117  {
118  for (i = 0; i < count; ++i)
119  {
120  palette->colors[i + start].rgbRed = entries[i].peRed;
121  palette->colors[i + start].rgbGreen = entries[i].peGreen;
122  palette->colors[i + start].rgbBlue = entries[i].peBlue;
123  palette->colors[i + start].rgbReserved = entries[i].peFlags;
124  }
125 
126  /* When WINEDDCAPS_ALLOW256 isn't set we need to override entry 0 with black and 255 with white */
127  if (!(palette->flags & WINED3D_PALETTE_ALLOW_256))
128  {
129  TRACE("WINED3D_PALETTE_ALLOW_256 not set, overriding palette entry 0 with black and 255 with white.\n");
130  palette->colors[0].rgbRed = 0;
131  palette->colors[0].rgbGreen = 0;
132  palette->colors[0].rgbBlue = 0;
133 
134  palette->colors[255].rgbRed = 255;
135  palette->colors[255].rgbGreen = 255;
136  palette->colors[255].rgbBlue = 255;
137  }
138  }
139 
140  return WINED3D_OK;
141 }
142 
144  DWORD flags, unsigned int entry_count, const PALETTEENTRY *entries)
145 {
146  HRESULT hr;
147 
148  palette->ref = 1;
149  palette->device = device;
150  palette->flags = flags;
151  palette->size = entry_count;
152 
153  if (FAILED(hr = wined3d_palette_set_entries(palette, 0, 0, entry_count, entries)))
154  {
155  WARN("Failed to set palette entries, hr %#x.\n", hr);
156  return hr;
157  }
158 
159  return WINED3D_OK;
160 }
161 
163  unsigned int entry_count, const PALETTEENTRY *entries, struct wined3d_palette **palette)
164 {
165  struct wined3d_palette *object;
166  HRESULT hr;
167 
168  TRACE("device %p, flags %#x, entry_count %u, entries %p, palette %p.\n",
169  device, flags, entry_count, entries, palette);
170 
171  if (!(object = heap_alloc_zero(sizeof(*object))))
172  return E_OUTOFMEMORY;
173 
174  if (FAILED(hr = wined3d_palette_init(object, device, flags, entry_count, entries)))
175  {
176  WARN("Failed to initialize palette, hr %#x.\n", hr);
177  heap_free(object);
178  return hr;
179  }
180 
181  TRACE("Created palette %p.\n", object);
182  *palette = object;
183 
184  return WINED3D_OK;
185 }
#define WINED3DERR_INVALIDCALL
Definition: wined3d.h:48
#define WINED3D_PALETTE_8BIT_ENTRIES
Definition: wined3d.h:1554
HRESULT CDECL wined3d_palette_get_entries(const struct wined3d_palette *palette, DWORD flags, DWORD start, DWORD count, PALETTEENTRY *entries)
Definition: palette.c:53
UINT WINAPI SetDIBColorTable(HDC hDC, UINT iStartIndex, UINT cEntries, const RGBQUAD *pColors)
Definition: palette.c:169
HRESULT hr
Definition: shlfolder.c:183
static void wined3d_palette_destroy_object(void *object)
Definition: palette.c:36
GLuint GLuint GLsizei count
Definition: gl.h:1545
#define WARN(fmt,...)
Definition: debug.h:111
static HDC
Definition: imagelist.c:92
ULONG CDECL wined3d_palette_incref(struct wined3d_palette *palette)
Definition: palette.c:27
HDC dc
Definition: cylfrac.c:34
ULONG CDECL wined3d_palette_decref(struct wined3d_palette *palette)
Definition: palette.c:41
void wined3d_cs_destroy_object(struct wined3d_cs *cs, void(*callback)(void *object), void *object)
Definition: cs.c:1907
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 const GLfloat const GLdouble const GLfloat GLint i
Definition: glfuncs.h:248
static HRESULT wined3d_palette_init(struct wined3d_palette *palette, struct wined3d_device *device, DWORD flags, unsigned int entry_count, const PALETTEENTRY *entries)
Definition: palette.c:143
#define E_OUTOFMEMORY
Definition: ddrawi.h:100
Definition: devices.h:37
#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
#define WINED3D_OK
Definition: wined3d.h:37
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
uint32_t entry
Definition: isohybrid.c:63
unsigned char BYTE
Definition: mem.h:68
void CDECL wined3d_palette_apply_to_dc(const struct wined3d_palette *palette, HDC dc)
Definition: palette.c:86
static HPALETTE palette
Definition: clipboard.c:1345
#define ERR(fmt,...)
Definition: debug.h:109
#define InterlockedIncrement
Definition: armddk.h:53
#define CDECL
Definition: compat.h:21
GLuint start
Definition: gl.h:1545
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
unsigned int ULONG
Definition: retypes.h:1
#define WINED3D_PALETTE_ALLOW_256
Definition: wined3d.h:1555
void * object
Definition: jmemsys.h:48
static BOOL heap_free(void *mem)
Definition: appwiz.h:75