1 /* DirectDraw - IDirectPalette base interface
3 * Copyright 1997-2000 Marcus Meissner
4 * Copyright 2000-2001 TransGaming Technologies Inc.
5 * Copyright 2006 Stefan Dösinger for CodeWeavers
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.
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.
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
23 #include "wine/debug.h"
27 #include "wined3d_private.h"
29 WINE_DEFAULT_DEBUG_CHANNEL(d3d
);
31 #define SIZE_BITS (WINEDDPCAPS_1BIT | WINEDDPCAPS_2BIT | WINEDDPCAPS_4BIT | WINEDDPCAPS_8BIT)
33 static HRESULT WINAPI
IWineD3DPaletteImpl_QueryInterface(IWineD3DPalette
*iface
, REFIID refiid
, void **obj
) {
34 IWineD3DPaletteImpl
*This
= (IWineD3DPaletteImpl
*)iface
;
35 TRACE("(%p)->(%s,%p)\n",This
,debugstr_guid(refiid
),obj
);
37 if (IsEqualGUID(refiid
, &IID_IUnknown
)
38 || IsEqualGUID(refiid
, &IID_IWineD3DPalette
)) {
40 IWineD3DPalette_AddRef(iface
);
49 static ULONG WINAPI
IWineD3DPaletteImpl_AddRef(IWineD3DPalette
*iface
) {
50 IWineD3DPaletteImpl
*This
= (IWineD3DPaletteImpl
*)iface
;
51 ULONG ref
= InterlockedIncrement(&This
->ref
);
53 TRACE("(%p)->() incrementing from %u.\n", This
, ref
- 1);
58 static ULONG WINAPI
IWineD3DPaletteImpl_Release(IWineD3DPalette
*iface
) {
59 IWineD3DPaletteImpl
*This
= (IWineD3DPaletteImpl
*)iface
;
60 ULONG ref
= InterlockedDecrement(&This
->ref
);
62 TRACE("(%p)->() decrementing from %u.\n", This
, ref
+ 1);
65 DeleteObject(This
->hpal
);
66 HeapFree(GetProcessHeap(), 0, This
);
73 /* Not called from the vtable */
74 DWORD
IWineD3DPaletteImpl_Size(DWORD dwFlags
) {
75 switch (dwFlags
& SIZE_BITS
) {
76 case WINEDDPCAPS_1BIT
: return 2;
77 case WINEDDPCAPS_2BIT
: return 4;
78 case WINEDDPCAPS_4BIT
: return 16;
79 case WINEDDPCAPS_8BIT
: return 256;
81 FIXME("Unhandled size bits %#x.\n", dwFlags
& SIZE_BITS
);
86 static HRESULT WINAPI
IWineD3DPaletteImpl_GetEntries(IWineD3DPalette
*iface
, DWORD Flags
, DWORD Start
, DWORD Count
, PALETTEENTRY
*PalEnt
) {
87 IWineD3DPaletteImpl
*This
= (IWineD3DPaletteImpl
*)iface
;
89 TRACE("(%p)->(%08x,%d,%d,%p)\n",This
,Flags
,Start
,Count
,PalEnt
);
91 if (Flags
!= 0) return WINED3DERR_INVALIDCALL
; /* unchecked */
92 if (Start
+ Count
> IWineD3DPaletteImpl_Size(This
->Flags
))
93 return WINED3DERR_INVALIDCALL
;
95 if (This
->Flags
& WINEDDPCAPS_8BITENTRIES
)
98 LPBYTE entry
= (LPBYTE
)PalEnt
;
100 for (i
=Start
; i
< Count
+Start
; i
++)
101 *entry
++ = This
->palents
[i
].peRed
;
104 memcpy(PalEnt
, This
->palents
+Start
, Count
* sizeof(PALETTEENTRY
));
109 static HRESULT WINAPI
IWineD3DPaletteImpl_SetEntries(IWineD3DPalette
*iface
,
110 DWORD Flags
, DWORD Start
, DWORD Count
, const PALETTEENTRY
*PalEnt
)
112 IWineD3DPaletteImpl
*This
= (IWineD3DPaletteImpl
*)iface
;
113 IWineD3DResourceImpl
*res
;
115 TRACE("(%p)->(%08x,%d,%d,%p)\n",This
,Flags
,Start
,Count
,PalEnt
);
116 TRACE("Palette flags: %#x\n", This
->Flags
);
118 if (This
->Flags
& WINEDDPCAPS_8BITENTRIES
) {
120 const BYTE
* entry
= (const BYTE
*)PalEnt
;
122 for (i
=Start
; i
< Count
+Start
; i
++)
123 This
->palents
[i
].peRed
= *entry
++;
126 memcpy(This
->palents
+Start
, PalEnt
, Count
* sizeof(PALETTEENTRY
));
128 /* When WINEDDCAPS_ALLOW256 isn't set we need to override entry 0 with black and 255 with white */
129 if(!(This
->Flags
& WINEDDPCAPS_ALLOW256
))
131 TRACE("WINEDDPCAPS_ALLOW256 set, overriding palette entry 0 with black and 255 with white\n");
132 This
->palents
[0].peRed
= 0;
133 This
->palents
[0].peGreen
= 0;
134 This
->palents
[0].peBlue
= 0;
136 This
->palents
[255].peRed
= 255;
137 This
->palents
[255].peGreen
= 255;
138 This
->palents
[255].peBlue
= 255;
142 SetPaletteEntries(This
->hpal
, Start
, Count
, This
->palents
+Start
);
146 /* Now, if we are in 'depth conversion mode', update the screen palette */
147 /* FIXME: we need to update the image or we won't get palette fading. */
148 if (This
->ddraw
->d
->palette_convert
!= NULL
)
149 This
->ddraw
->d
->palette_convert(palent
,This
->screen_palents
,start
,count
);
152 /* If the palette is attached to the render target, update all render targets */
154 LIST_FOR_EACH_ENTRY(res
, &This
->wineD3DDevice
->resources
, IWineD3DResourceImpl
, resource
.resource_list_entry
) {
155 if(IWineD3DResource_GetType((IWineD3DResource
*) res
) == WINED3DRTYPE_SURFACE
) {
156 IWineD3DSurfaceImpl
*impl
= (IWineD3DSurfaceImpl
*) res
;
157 if(impl
->palette
== This
)
158 IWineD3DSurface_RealizePalette((IWineD3DSurface
*) res
);
165 static HRESULT WINAPI
IWineD3DPaletteImpl_GetCaps(IWineD3DPalette
*iface
, DWORD
*Caps
) {
166 IWineD3DPaletteImpl
*This
= (IWineD3DPaletteImpl
*)iface
;
167 TRACE("(%p)->(%p)\n", This
, Caps
);
173 static HRESULT WINAPI
IWineD3DPaletteImpl_GetParent(IWineD3DPalette
*iface
, IUnknown
**Parent
) {
174 IWineD3DPaletteImpl
*This
= (IWineD3DPaletteImpl
*)iface
;
175 TRACE("(%p)->(%p)\n", This
, Parent
);
177 *Parent
= This
->parent
;
178 IUnknown_AddRef(This
->parent
);
182 const IWineD3DPaletteVtbl IWineD3DPalette_Vtbl
=
185 IWineD3DPaletteImpl_QueryInterface
,
186 IWineD3DPaletteImpl_AddRef
,
187 IWineD3DPaletteImpl_Release
,
188 /*** IWineD3DPalette ***/
189 IWineD3DPaletteImpl_GetParent
,
190 IWineD3DPaletteImpl_GetEntries
,
191 IWineD3DPaletteImpl_GetCaps
,
192 IWineD3DPaletteImpl_SetEntries