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

   1 /*              DirectDrawSurface XF86DGA implementation
   2  *
   3  * Copyright 1997-2000 Marcus Meissner
   4  * Copyright 1998-2000 Lionel Ulmer (most of Direct3D stuff)
   5  */
   6 #include "config.h"
   7 #include "winerror.h"
   8
   9 #include <unistd.h>
  10 #include <assert.h>
  11 #include <fcntl.h>
  12 #include <string.h>
  13 #include <stdlib.h>
  14 #include <stdio.h>
  15
  16 #include "debugtools.h"
  17 #include "dga_private.h"
  18
  19 DEFAULT_DEBUG_CHANNEL(ddraw);
  20
  21 #define DDPRIVATE(x) dga_dd_private *ddpriv = ((dga_dd_private*)(x)->private)
  22 #define DPPRIVATE(x) dga_dp_private *dppriv = ((dga_dp_private*)(x)->private)
  23 #define DSPRIVATE(x) dga_ds_private *dspriv = ((dga_ds_private*)(x)->private)
  24
  25 /******************************************************************************
  26  *              IDirectDrawSurface methods
  27  *
  28  * Since DDS3 and DDS2 are supersets of DDS, we implement DDS3 and let
  29  * DDS and DDS2 use those functions. (Function calls did not change (except
  30  * using different DirectDrawSurfaceX version), just added flags and functions)
  31  */
  32
  33 HRESULT WINAPI DGA_IDirectDrawSurface4Impl_Flip(
  34     LPDIRECTDRAWSURFACE4 iface,LPDIRECTDRAWSURFACE4 flipto,DWORD dwFlags
  35 ) {
  36     ICOM_THIS(IDirectDrawSurface4Impl,iface);
  37     DSPRIVATE(This);
  38     dga_ds_private      *fspriv;
  39     IDirectDrawSurface4Impl* iflipto=(IDirectDrawSurface4Impl*)flipto;
  40     DWORD               xheight;
  41     LPBYTE              surf;
  42
  43     TRACE("(%p)->Flip(%p,%08lx)\n",This,iflipto,dwFlags);
  44     iflipto = _common_find_flipto(This,iflipto);
  45
  46     /* and flip! */
  47     fspriv = (dga_ds_private*)iflipto->private;
  48     TSXF86DGASetViewPort(display,DefaultScreen(display),0,fspriv->fb_height);
  49     if (iflipto->s.palette) {
  50         DPPRIVATE(iflipto);
  51
  52         if (dppriv->cm)
  53             TSXF86DGAInstallColormap(display,DefaultScreen(display),dppriv->cm);
  54     }
  55     while (!TSXF86DGAViewPortChanged(display,DefaultScreen(display),2)) {
  56         /* EMPTY */
  57     }
  58     /* We need to switch the lowlevel surfaces, for DGA this is: */
  59
  60     /* The height within the framebuffer */
  61     xheight             = dspriv->fb_height;
  62     dspriv->fb_height   = fspriv->fb_height;
  63     fspriv->fb_height   = xheight;
  64
  65     /* And the assciated surface pointer */
  66     surf                                = This->s.surface_desc.u1.lpSurface;
  67     This->s.surface_desc.u1.lpSurface   = iflipto->s.surface_desc.u1.lpSurface;
  68     iflipto->s.surface_desc.u1.lpSurface= surf;
  69     return DD_OK;
  70 }
  71
  72 HRESULT WINAPI DGA_IDirectDrawSurface4Impl_SetPalette(
  73     LPDIRECTDRAWSURFACE4 iface,LPDIRECTDRAWPALETTE pal
  74 ) {
  75     ICOM_THIS(IDirectDrawSurface4Impl,iface);
  76     DDPRIVATE(This->s.ddraw);
  77     IDirectDrawPaletteImpl* ipal=(IDirectDrawPaletteImpl*)pal;
  78
  79     TRACE("(%p)->(%p)\n",This,ipal);
  80
  81     /* According to spec, we are only supposed to
  82      * AddRef if this is not the same palette.
  83      */
  84     if( This->s.palette != ipal ) {
  85         dga_dp_private  *fppriv;
  86         if( ipal != NULL )
  87             IDirectDrawPalette_AddRef( (IDirectDrawPalette*)ipal );
  88         if( This->s.palette != NULL )
  89             IDirectDrawPalette_Release( (IDirectDrawPalette*)This->s.palette );
  90         This->s.palette = ipal;
  91         fppriv = (dga_dp_private*)This->s.palette->private;
  92         ddpriv->InstallColormap(display,DefaultScreen(display),fppriv->cm);
  93     }
  94     return DD_OK;
  95 }
  96
  97 ULONG WINAPI DGA_IDirectDrawSurface4Impl_Release(LPDIRECTDRAWSURFACE4 iface) {
  98     ICOM_THIS(IDirectDrawSurface4Impl,iface);
  99     DDPRIVATE(This->s.ddraw);
 100     DSPRIVATE(This);
 101
 102     TRACE("(%p)->() decrementing from %lu.\n", This, This->ref );
 103
 104     if (--(This->ref))
 105         return This->ref;
 106
 107     IDirectDraw2_Release((IDirectDraw2*)This->s.ddraw);
 108     /* clear out of surface list */
 109     if (ddpriv->fb_height == -1)
 110         HeapFree(GetProcessHeap(),0,This->s.surface_desc.u1.lpSurface);
 111     else
 112         ddpriv->vpmask &= ~(1<<(dspriv->fb_height/ddpriv->fb_height));
 113
 114     /* Free the DIBSection (if any) */
 115     if (This->s.hdc != 0) {
 116         SelectObject(This->s.hdc, This->s.holdbitmap);
 117         DeleteDC(This->s.hdc);
 118         DeleteObject(This->s.DIBsection);
 119     }
 120     /* Free the clipper if attached to this surface */
 121     if( This->s.lpClipper )
 122         IDirectDrawClipper_Release(This->s.lpClipper);
 123     HeapFree(GetProcessHeap(),0,This);
 124     return S_OK;
 125 }
 126
 127 ICOM_VTABLE(IDirectDrawSurface4) dga_dds4vt =
 128 {
 129     ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 130     IDirectDrawSurface4Impl_QueryInterface,
 131     IDirectDrawSurface4Impl_AddRef,
 132     DGA_IDirectDrawSurface4Impl_Release,
 133     IDirectDrawSurface4Impl_AddAttachedSurface,
 134     IDirectDrawSurface4Impl_AddOverlayDirtyRect,
 135     IDirectDrawSurface4Impl_Blt,
 136     IDirectDrawSurface4Impl_BltBatch,
 137     IDirectDrawSurface4Impl_BltFast,
 138     IDirectDrawSurface4Impl_DeleteAttachedSurface,
 139     IDirectDrawSurface4Impl_EnumAttachedSurfaces,
 140     IDirectDrawSurface4Impl_EnumOverlayZOrders,
 141     DGA_IDirectDrawSurface4Impl_Flip,
 142     IDirectDrawSurface4Impl_GetAttachedSurface,
 143     IDirectDrawSurface4Impl_GetBltStatus,
 144     IDirectDrawSurface4Impl_GetCaps,
 145     IDirectDrawSurface4Impl_GetClipper,
 146     IDirectDrawSurface4Impl_GetColorKey,
 147     IDirectDrawSurface4Impl_GetDC,
 148     IDirectDrawSurface4Impl_GetFlipStatus,
 149     IDirectDrawSurface4Impl_GetOverlayPosition,
 150     IDirectDrawSurface4Impl_GetPalette,
 151     IDirectDrawSurface4Impl_GetPixelFormat,
 152     IDirectDrawSurface4Impl_GetSurfaceDesc,
 153     IDirectDrawSurface4Impl_Initialize,
 154     IDirectDrawSurface4Impl_IsLost,
 155     IDirectDrawSurface4Impl_Lock,
 156     IDirectDrawSurface4Impl_ReleaseDC,
 157     IDirectDrawSurface4Impl_Restore,
 158     IDirectDrawSurface4Impl_SetClipper,
 159     IDirectDrawSurface4Impl_SetColorKey,
 160     IDirectDrawSurface4Impl_SetOverlayPosition,
 161     DGA_IDirectDrawSurface4Impl_SetPalette,
 162     IDirectDrawSurface4Impl_Unlock,
 163     IDirectDrawSurface4Impl_UpdateOverlay,
 164     IDirectDrawSurface4Impl_UpdateOverlayDisplay,
 165     IDirectDrawSurface4Impl_UpdateOverlayZOrder,
 166     IDirectDrawSurface4Impl_GetDDInterface,
 167     IDirectDrawSurface4Impl_PageLock,
 168     IDirectDrawSurface4Impl_PageUnlock,
 169     IDirectDrawSurface4Impl_SetSurfaceDesc,
 170     IDirectDrawSurface4Impl_SetPrivateData,
 171     IDirectDrawSurface4Impl_GetPrivateData,
 172     IDirectDrawSurface4Impl_FreePrivateData,
 173     IDirectDrawSurface4Impl_GetUniquenessValue,
 174     IDirectDrawSurface4Impl_ChangeUniquenessValue
 175 };