2009-01-09 10:23:43 +01:00
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/* DirectDraw - IDirectPalette base interface
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2006-04-17 17:04:59 +02:00
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*
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* Copyright 1997-2000 Marcus Meissner
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* Copyright 2000-2001 TransGaming Technologies Inc.
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2008-10-18 19:21:20 +02:00
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* Copyright 2006 Stefan Dösinger for CodeWeavers
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2006-04-17 17:04:59 +02:00
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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2006-05-18 14:49:52 +02:00
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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2006-04-17 17:04:59 +02:00
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*/
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#include "config.h"
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2012-06-01 16:56:21 +02:00
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#include "wine/port.h"
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2006-04-17 17:04:59 +02:00
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#include "winerror.h"
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#include "wine/debug.h"
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#include <string.h>
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#include "wined3d_private.h"
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WINE_DEFAULT_DEBUG_CHANNEL(d3d);
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2011-02-02 20:22:52 +01:00
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ULONG CDECL wined3d_palette_incref(struct wined3d_palette *palette)
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2009-12-20 20:41:39 +01:00
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{
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2011-02-02 20:22:52 +01:00
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ULONG refcount = InterlockedIncrement(&palette->ref);
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2006-04-17 17:04:59 +02:00
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2011-02-02 20:22:52 +01:00
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TRACE("%p increasing refcount to %u.\n", palette, refcount);
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2006-04-17 17:04:59 +02:00
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2011-02-02 20:22:52 +01:00
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return refcount;
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2006-04-17 17:04:59 +02:00
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}
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2011-02-02 20:22:52 +01:00
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ULONG CDECL wined3d_palette_decref(struct wined3d_palette *palette)
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{
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ULONG refcount = InterlockedDecrement(&palette->ref);
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2006-04-17 17:04:59 +02:00
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2011-02-02 20:22:52 +01:00
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TRACE("%p decreasing refcount to %u.\n", palette, refcount);
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2006-04-17 17:04:59 +02:00
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2011-02-02 20:22:52 +01:00
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if (!refcount)
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HeapFree(GetProcessHeap(), 0, palette);
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2006-04-17 17:04:59 +02:00
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2011-02-02 20:22:52 +01:00
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return refcount;
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2006-04-17 17:04:59 +02:00
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}
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2011-02-02 20:22:52 +01:00
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HRESULT CDECL wined3d_palette_get_entries(const struct wined3d_palette *palette,
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DWORD flags, DWORD start, DWORD count, PALETTEENTRY *entries)
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2010-11-18 20:50:40 +01:00
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{
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2014-05-07 18:02:14 +02:00
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unsigned int i;
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2011-02-02 20:22:52 +01:00
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TRACE("palette %p, flags %#x, start %u, count %u, entries %p.\n",
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palette, flags, start, count, entries);
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2006-04-21 00:00:30 +02:00
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2013-12-13 09:07:48 +01:00
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if (flags)
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return WINED3DERR_INVALIDCALL; /* unchecked */
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2014-05-02 13:43:24 +02:00
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if (start > palette->size || count > palette->size - start)
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2006-04-21 00:00:30 +02:00
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return WINED3DERR_INVALIDCALL;
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2013-12-13 09:07:49 +01:00
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if (palette->flags & WINED3D_PALETTE_8BIT_ENTRIES)
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2006-04-21 00:00:30 +02:00
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{
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2011-02-02 20:22:52 +01:00
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BYTE *entry = (BYTE *)entries;
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2006-04-21 00:00:30 +02:00
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2011-02-02 20:22:52 +01:00
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for (i = start; i < count + start; ++i)
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2014-05-07 18:02:14 +02:00
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*entry++ = palette->colors[i].rgbRed;
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2006-04-21 00:00:30 +02:00
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}
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else
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2014-05-07 18:02:14 +02:00
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{
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for (i = 0; i < count; ++i)
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{
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entries[i].peRed = palette->colors[i + start].rgbRed;
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entries[i].peGreen = palette->colors[i + start].rgbGreen;
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entries[i].peBlue = palette->colors[i + start].rgbBlue;
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entries[i].peFlags = palette->colors[i + start].rgbReserved;
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}
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}
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2006-04-21 00:00:30 +02:00
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return WINED3D_OK;
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2006-04-17 17:04:59 +02:00
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}
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2014-05-15 16:13:31 +02:00
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void CDECL wined3d_palette_apply_to_dc(const struct wined3d_palette *palette, HDC dc)
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{
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if (SetDIBColorTable(dc, 0, 256, palette->colors) != 256)
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ERR("Failed to set DIB color table.\n");
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}
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2011-02-02 20:22:52 +01:00
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HRESULT CDECL wined3d_palette_set_entries(struct wined3d_palette *palette,
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DWORD flags, DWORD start, DWORD count, const PALETTEENTRY *entries)
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2006-04-21 00:00:30 +02:00
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{
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2011-03-01 09:47:56 +01:00
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struct wined3d_resource *resource;
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2014-05-07 18:02:14 +02:00
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unsigned int i;
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2006-04-21 00:00:30 +02:00
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2011-02-02 20:22:52 +01:00
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TRACE("palette %p, flags %#x, start %u, count %u, entries %p.\n",
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palette, flags, start, count, entries);
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TRACE("Palette flags: %#x.\n", palette->flags);
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2006-04-21 00:00:30 +02:00
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2013-12-13 09:07:49 +01:00
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if (palette->flags & WINED3D_PALETTE_8BIT_ENTRIES)
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2010-11-15 13:43:33 +01:00
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{
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2011-02-02 20:22:52 +01:00
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const BYTE *entry = (const BYTE *)entries;
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2006-04-21 00:00:30 +02:00
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2011-02-02 20:22:52 +01:00
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for (i = start; i < count + start; ++i)
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2014-05-07 18:02:14 +02:00
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palette->colors[i].rgbRed = *entry++;
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2006-04-21 00:00:30 +02:00
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}
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2011-02-02 20:22:52 +01:00
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else
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{
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2014-05-07 18:02:14 +02:00
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for (i = 0; i < count; ++i)
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{
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palette->colors[i + start].rgbRed = entries[i].peRed;
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palette->colors[i + start].rgbGreen = entries[i].peGreen;
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palette->colors[i + start].rgbBlue = entries[i].peBlue;
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palette->colors[i + start].rgbReserved = entries[i].peFlags;
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}
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2006-04-21 00:00:30 +02:00
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2008-02-17 18:02:17 +01:00
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/* When WINEDDCAPS_ALLOW256 isn't set we need to override entry 0 with black and 255 with white */
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2013-12-13 09:07:49 +01:00
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if (!(palette->flags & WINED3D_PALETTE_ALLOW_256))
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2008-02-17 18:02:17 +01:00
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{
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2013-12-13 09:07:49 +01:00
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TRACE("WINED3D_PALETTE_ALLOW_256 not set, overriding palette entry 0 with black and 255 with white.\n");
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2014-05-07 18:02:14 +02:00
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palette->colors[0].rgbRed = 0;
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palette->colors[0].rgbGreen = 0;
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palette->colors[0].rgbBlue = 0;
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2008-02-17 18:02:17 +01:00
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2014-05-07 18:02:14 +02:00
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palette->colors[255].rgbRed = 255;
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palette->colors[255].rgbGreen = 255;
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palette->colors[255].rgbBlue = 255;
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2008-02-17 18:02:17 +01:00
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}
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2006-04-21 00:00:30 +02:00
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}
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/* If the palette is attached to the render target, update all render targets */
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2011-03-01 09:47:56 +01:00
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LIST_FOR_EACH_ENTRY(resource, &palette->device->resources, struct wined3d_resource, resource_list_entry)
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2009-12-09 20:32:08 +01:00
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{
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2012-01-17 21:13:36 +01:00
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if (resource->type == WINED3D_RTYPE_SURFACE)
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2011-01-24 11:19:37 +01:00
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{
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2011-04-29 13:03:42 +02:00
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struct wined3d_surface *surface = surface_from_resource(resource);
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2011-02-02 20:22:52 +01:00
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if (surface->palette == palette)
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2011-01-24 11:19:37 +01:00
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surface->surface_ops->surface_realize_palette(surface);
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2006-04-21 00:00:30 +02:00
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}
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}
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return WINED3D_OK;
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2006-04-17 17:04:59 +02:00
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}
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2011-05-16 23:01:23 +02:00
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static HRESULT wined3d_palette_init(struct wined3d_palette *palette, struct wined3d_device *device,
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2013-12-13 09:07:48 +01:00
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DWORD flags, unsigned int entry_count, const PALETTEENTRY *entries)
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2010-04-13 20:46:25 +02:00
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{
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HRESULT hr;
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palette->ref = 1;
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palette->device = device;
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2010-11-15 13:43:33 +01:00
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palette->flags = flags;
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2014-05-02 13:43:24 +02:00
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palette->size = entry_count;
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2010-04-13 20:46:25 +02:00
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2013-12-13 09:07:48 +01:00
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if (FAILED(hr = wined3d_palette_set_entries(palette, 0, 0, entry_count, entries)))
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2010-04-13 20:46:25 +02:00
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{
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WARN("Failed to set palette entries, hr %#x.\n", hr);
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return hr;
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}
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return WINED3D_OK;
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}
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2011-05-10 21:18:47 +02:00
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2011-05-16 23:01:23 +02:00
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HRESULT CDECL wined3d_palette_create(struct wined3d_device *device, DWORD flags,
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2013-12-13 09:07:48 +01:00
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unsigned int entry_count, const PALETTEENTRY *entries, struct wined3d_palette **palette)
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2011-05-10 21:18:47 +02:00
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{
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struct wined3d_palette *object;
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HRESULT hr;
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2013-12-12 10:23:30 +01:00
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TRACE("device %p, flags %#x, entries %p, palette %p.\n",
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device, flags, entries, palette);
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2011-05-10 21:18:47 +02:00
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object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object));
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if (!object)
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return E_OUTOFMEMORY;
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2013-12-13 09:07:48 +01:00
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if (FAILED(hr = wined3d_palette_init(object, device, flags, entry_count, entries)))
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2011-05-10 21:18:47 +02:00
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{
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WARN("Failed to initialize palette, hr %#x.\n", hr);
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HeapFree(GetProcessHeap(), 0, object);
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return hr;
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}
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TRACE("Created palette %p.\n", object);
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*palette = object;
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return WINED3D_OK;
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}
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