git.oblomov.eu Git - wine/blob - dlls/ddraw/dpalette/dga.c

   1 /*              DirectDrawPalette XF86DGA implementation
   2  *
   3  * Copyright 1997-2000 Marcus Meissner
   4  * Copyright 1998 Lionel Ulmer (most of Direct3D stuff)
   5  */
   6
   7 #include "config.h"
   8 #include "winerror.h"
   9
  10 #include <unistd.h>
  11 #include <assert.h>
  12 #include <string.h>
  13 #include <stdlib.h>
  14
  15 #include "debugtools.h"
  16
  17 #include "dga_private.h"
  18
  19 DEFAULT_DEBUG_CHANNEL(ddraw);
  20
  21 #define DPPRIVATE(x) dga_dp_private *dppriv = ((dga_dp_private*)(x)->private)
  22 #define DDPRIVATE(x) dga_dd_private *ddpriv = ((dga_dd_private*)(x)->private)
  23
  24 HRESULT WINAPI DGA_IDirectDrawPaletteImpl_SetEntries(
  25     LPDIRECTDRAWPALETTE iface,DWORD x,DWORD start,DWORD count,LPPALETTEENTRY palent
  26 ) {
  27     ICOM_THIS(IDirectDrawPaletteImpl,iface);
  28     DPPRIVATE(This);
  29     DDPRIVATE(This->ddraw);
  30     XColor      xc;
  31     Colormap    cm;
  32     int         i;
  33
  34     TRACE("(%p)->SetEntries(%08lx,%ld,%ld,%p)\n",This,x,start,count,palent);
  35     if (!dppriv->cm) /* should not happen */ {
  36         FIXME("app tried to set colormap in non-palettized mode\n");
  37         return DDERR_GENERIC;
  38     }
  39     /* FIXME: free colorcells instead of freeing whole map */
  40     cm = dppriv->cm;
  41     dppriv->cm = TSXCopyColormapAndFree(display,dppriv->cm);
  42     TSXFreeColormap(display,cm);
  43
  44     for (i=0;i<count;i++) {
  45         xc.red = palent[i].peRed<<8;
  46         xc.blue = palent[i].peBlue<<8;
  47         xc.green = palent[i].peGreen<<8;
  48         xc.flags = DoRed|DoBlue|DoGreen;
  49         xc.pixel = i+start;
  50
  51         TSXStoreColor(display,dppriv->cm,&xc);
  52
  53         This->palents[start+i].peRed = palent[i].peRed;
  54         This->palents[start+i].peBlue = palent[i].peBlue;
  55         This->palents[start+i].peGreen = palent[i].peGreen;
  56         This->palents[start+i].peFlags = palent[i].peFlags;
  57     }
  58     ddpriv->InstallColormap(display,DefaultScreen(display),dppriv->cm);
  59     return DD_OK;
  60 }
  61 ICOM_VTABLE(IDirectDrawPalette) dga_ddpalvt =
  62 {
  63         ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
  64         IDirectDrawPaletteImpl_QueryInterface,
  65         IDirectDrawPaletteImpl_AddRef,
  66         Xlib_IDirectDrawPaletteImpl_Release,
  67         IDirectDrawPaletteImpl_GetCaps,
  68         IDirectDrawPaletteImpl_GetEntries,
  69         IDirectDrawPaletteImpl_Initialize,
  70         DGA_IDirectDrawPaletteImpl_SetEntries
  71 };