dlls/ddraw/dsurface/dga.c - wine - Git at Google

 /*		DirectDrawSurface XF86DGA implementation
  *
  * Copyright 1997-2000 Marcus Meissner
  * Copyright 1998-2000 Lionel Ulmer (most of Direct3D stuff)
  */
 #include "config.h"
 #include "winerror.h"

 #include <unistd.h>
 #include <assert.h>
 #include <fcntl.h>
 #include <string.h>
 #include <stdlib.h>
 #include <stdio.h>

 #include "debugtools.h"
 #include "dga_private.h"
 #include "bitmap.h"

 DEFAULT_DEBUG_CHANNEL(ddraw);

 #define DDPRIVATE(x) dga_dd_private *ddpriv = ((dga_dd_private*)(x)->d->private)
 #define DPPRIVATE(x) dga_dp_private *dppriv = ((dga_dp_private*)(x)->private)
 #define DSPRIVATE(x) dga_ds_private *dspriv = ((dga_ds_private*)(x)->private)

 static BYTE DGA_TouchSurface(LPDIRECTDRAWSURFACE4 iface)
 {
     ICOM_THIS(IDirectDrawSurface4Impl,iface);
     /* if the DIB section is in GdiMod state, we must
      * touch the surface to get any updates from the DIB */
     return *(BYTE*)(This->s.surface_desc.u1.lpSurface);
 }

 /******************************************************************************
  *		IDirectDrawSurface methods
  *
  * Since DDS3 and DDS2 are supersets of DDS, we implement DDS3 and let
  * DDS and DDS2 use those functions. (Function calls did not change (except
  * using different DirectDrawSurfaceX version), just added flags and functions)
  */

 HRESULT WINAPI DGA_IDirectDrawSurface4Impl_Flip(
     LPDIRECTDRAWSURFACE4 iface,LPDIRECTDRAWSURFACE4 flipto,DWORD dwFlags
 ) {
     ICOM_THIS(IDirectDrawSurface4Impl,iface);
     DSPRIVATE(This);
     dga_ds_private	*fspriv;
     IDirectDrawSurface4Impl* iflipto=(IDirectDrawSurface4Impl*)flipto;
     DWORD		xheight;
     LPBYTE		surf;

     TRACE("(%p)->Flip(%p,%08lx)\n",This,iflipto,dwFlags);

     DGA_TouchSurface(iface);
     iflipto = _common_find_flipto(This,iflipto);

     /* and flip! */
     fspriv = (dga_ds_private*)iflipto->private;
     TSXF86DGASetViewPort(display,DefaultScreen(display),0,fspriv->fb_height);
     if (iflipto->s.palette) {
 	DPPRIVATE(iflipto);

 	if (dppriv->cm)
 	    TSXF86DGAInstallColormap(display,DefaultScreen(display),dppriv->cm);
     }
     while (!TSXF86DGAViewPortChanged(display,DefaultScreen(display),2)) {
 	/* EMPTY */
     }
     /* We need to switch the lowlevel surfaces, for DGA this is: */

     /* The height within the framebuffer */
     xheight		= dspriv->fb_height;
     dspriv->fb_height	= fspriv->fb_height;
     fspriv->fb_height	= xheight;

     /* And the assciated surface pointer */
     surf				= This->s.surface_desc.u1.lpSurface;
     This->s.surface_desc.u1.lpSurface	= iflipto->s.surface_desc.u1.lpSurface;
     iflipto->s.surface_desc.u1.lpSurface= surf;
     return DD_OK;
 }

 HRESULT WINAPI DGA_IDirectDrawSurface4Impl_SetPalette(
     LPDIRECTDRAWSURFACE4 iface,LPDIRECTDRAWPALETTE pal
 ) {
     ICOM_THIS(IDirectDrawSurface4Impl,iface);
     IDirectDrawPaletteImpl* ipal=(IDirectDrawPaletteImpl*)pal;

     TRACE("(%p)->(%p)\n",This,ipal);

     /* According to spec, we are only supposed to
      * AddRef if this is not the same palette.
      */
     if( This->s.palette != ipal ) {
 	dga_dp_private	*fppriv;
 	if( ipal != NULL )
 	    IDirectDrawPalette_AddRef( (IDirectDrawPalette*)ipal );
 	if( This->s.palette != NULL )
 	    IDirectDrawPalette_Release( (IDirectDrawPalette*)This->s.palette );
 	This->s.palette = ipal;
 	fppriv = (dga_dp_private*)This->s.palette->private;

 	if (!fppriv->cm &&
 	    (This->s.ddraw->d->screen_pixelformat.u.dwRGBBitCount<=8) ) {
 	  int i;

 	  /* Delayed palette creation */
 	  fppriv->cm = TSXCreateColormap(display,DefaultRootWindow(display),
 					 DefaultVisualOfScreen(X11DRV_GetXScreen()),AllocAll);

 	  for (i=0;i<256;i++) {
 	    XColor xc;

 	    xc.red		= ipal->palents[i].peRed<<8;
 	    xc.blue		= ipal->palents[i].peBlue<<8;
 	    xc.green	= ipal->palents[i].peGreen<<8;
 	    xc.flags	= DoRed|DoBlue|DoGreen;
 	    xc.pixel	= i;
 	    TSXStoreColor(display,fppriv->cm,&xc);
 	  }
 	}

 	TSXF86DGAInstallColormap(display,DefaultScreen(display),fppriv->cm);

         if (This->s.hdc != 0) {
 	    /* hack: set the DIBsection color map */
 	    BITMAPOBJ *bmp = (BITMAPOBJ *) GDI_GetObjPtr(This->s.DIBsection, BITMAP_MAGIC);
 	    X11DRV_DIBSECTION *dib = (X11DRV_DIBSECTION *)bmp->dib;
 	    dib->colorMap = This->s.palette ? This->s.palette->screen_palents : NULL;
 	    GDI_ReleaseObj(This->s.DIBsection);
 	}
 	TSXFlush(display);
     }
     return DD_OK;
 }

 ULONG WINAPI DGA_IDirectDrawSurface4Impl_Release(LPDIRECTDRAWSURFACE4 iface) {
     ICOM_THIS(IDirectDrawSurface4Impl,iface);
     DDPRIVATE(This->s.ddraw);
     DSPRIVATE(This);

     TRACE("(%p)->() decrementing from %lu.\n", This, This->ref );

     if (--(This->ref))
     	return This->ref;

     IDirectDraw2_Release((IDirectDraw2*)This->s.ddraw);
     /* clear out of surface list */
     if (ddpriv->fb_height == -1)
 	VirtualFree(This->s.surface_desc.u1.lpSurface, 0, MEM_RELEASE);
     else
 	ddpriv->vpmask &= ~(1<<(dspriv->fb_height/ddpriv->fb_height));

     /* Free the DIBSection (if any) */
     if (This->s.hdc != 0) {
 	/* hack: restore the original DIBsection color map */
 	BITMAPOBJ *bmp = (BITMAPOBJ *) GDI_GetObjPtr(This->s.DIBsection, BITMAP_MAGIC);
 	X11DRV_DIBSECTION *dib = (X11DRV_DIBSECTION *)bmp->dib;
 	dib->colorMap = dspriv->oldDIBmap;
 	GDI_ReleaseObj(This->s.DIBsection);

 	SelectObject(This->s.hdc, This->s.holdbitmap);
 	DeleteDC(This->s.hdc);
 	DeleteObject(This->s.DIBsection);
     }
     /* Free the clipper if attached to this surface */
     if( This->s.lpClipper )
 	IDirectDrawClipper_Release(This->s.lpClipper);
     HeapFree(GetProcessHeap(),0,This);
     return S_OK;
 }

 HRESULT WINAPI DGA_IDirectDrawSurface4Impl_Unlock(
     LPDIRECTDRAWSURFACE4 iface,LPVOID surface
 ) {
     ICOM_THIS(IDirectDrawSurface4Impl,iface);
     TRACE("(%p)->Unlock(%p)\n",This,surface);

     /* in case this was called from ReleaseDC */
     DGA_TouchSurface(iface);

     return DD_OK;
 }

 HRESULT WINAPI DGA_IDirectDrawSurface4Impl_GetDC(LPDIRECTDRAWSURFACE4 iface,HDC* lphdc) {
     ICOM_THIS(IDirectDrawSurface4Impl,iface);
     DSPRIVATE(This);
     int was_ok = This->s.hdc != 0;
     HRESULT result = IDirectDrawSurface4Impl_GetDC(iface,lphdc);
     if (This->s.hdc && !was_ok) {
 	/* hack: take over the DIBsection color map */
 	BITMAPOBJ *bmp = (BITMAPOBJ *) GDI_GetObjPtr(This->s.DIBsection, BITMAP_MAGIC);
 	X11DRV_DIBSECTION *dib = (X11DRV_DIBSECTION *)bmp->dib;
 	dspriv->oldDIBmap = dib->colorMap;
 	dib->colorMap = This->s.palette ? This->s.palette->screen_palents : NULL;
 	GDI_ReleaseObj(This->s.DIBsection);
     }
     return result;
 }

 ICOM_VTABLE(IDirectDrawSurface4) dga_dds4vt =
 {
     ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
     IDirectDrawSurface4Impl_QueryInterface,
     IDirectDrawSurface4Impl_AddRef,
     DGA_IDirectDrawSurface4Impl_Release,
     IDirectDrawSurface4Impl_AddAttachedSurface,
     IDirectDrawSurface4Impl_AddOverlayDirtyRect,
     IDirectDrawSurface4Impl_Blt,
     IDirectDrawSurface4Impl_BltBatch,
     IDirectDrawSurface4Impl_BltFast,
     IDirectDrawSurface4Impl_DeleteAttachedSurface,
     IDirectDrawSurface4Impl_EnumAttachedSurfaces,
     IDirectDrawSurface4Impl_EnumOverlayZOrders,
     DGA_IDirectDrawSurface4Impl_Flip,
     IDirectDrawSurface4Impl_GetAttachedSurface,
     IDirectDrawSurface4Impl_GetBltStatus,
     IDirectDrawSurface4Impl_GetCaps,
     IDirectDrawSurface4Impl_GetClipper,
     IDirectDrawSurface4Impl_GetColorKey,
     DGA_IDirectDrawSurface4Impl_GetDC,
     IDirectDrawSurface4Impl_GetFlipStatus,
     IDirectDrawSurface4Impl_GetOverlayPosition,
     IDirectDrawSurface4Impl_GetPalette,
     IDirectDrawSurface4Impl_GetPixelFormat,
     IDirectDrawSurface4Impl_GetSurfaceDesc,
     IDirectDrawSurface4Impl_Initialize,
     IDirectDrawSurface4Impl_IsLost,
     IDirectDrawSurface4Impl_Lock,
     IDirectDrawSurface4Impl_ReleaseDC,
     IDirectDrawSurface4Impl_Restore,
     IDirectDrawSurface4Impl_SetClipper,
     IDirectDrawSurface4Impl_SetColorKey,
     IDirectDrawSurface4Impl_SetOverlayPosition,
     DGA_IDirectDrawSurface4Impl_SetPalette,
     DGA_IDirectDrawSurface4Impl_Unlock,
     IDirectDrawSurface4Impl_UpdateOverlay,
     IDirectDrawSurface4Impl_UpdateOverlayDisplay,
     IDirectDrawSurface4Impl_UpdateOverlayZOrder,
     IDirectDrawSurface4Impl_GetDDInterface,
     IDirectDrawSurface4Impl_PageLock,
     IDirectDrawSurface4Impl_PageUnlock,
     IDirectDrawSurface4Impl_SetSurfaceDesc,
     IDirectDrawSurface4Impl_SetPrivateData,
     IDirectDrawSurface4Impl_GetPrivateData,
     IDirectDrawSurface4Impl_FreePrivateData,
     IDirectDrawSurface4Impl_GetUniquenessValue,
     IDirectDrawSurface4Impl_ChangeUniquenessValue
 };
	/* DirectDrawSurface XF86DGA implementation
	*
	* Copyright 1997-2000 Marcus Meissner
	* Copyright 1998-2000 Lionel Ulmer (most of Direct3D stuff)
	*/
	#include "config.h"
	#include "winerror.h"

	#include <unistd.h>
	#include <assert.h>
	#include <fcntl.h>
	#include <string.h>
	#include <stdlib.h>
	#include <stdio.h>

	#include "debugtools.h"
	#include "dga_private.h"
	#include "bitmap.h"

	DEFAULT_DEBUG_CHANNEL(ddraw);

	#define DDPRIVATE(x) dga_dd_private ddpriv = ((dga_dd_private)(x)->d->private)
	#define DPPRIVATE(x) dga_dp_private dppriv = ((dga_dp_private)(x)->private)
	#define DSPRIVATE(x) dga_ds_private dspriv = ((dga_ds_private)(x)->private)

	static BYTE DGA_TouchSurface(LPDIRECTDRAWSURFACE4 iface)
	{
	ICOM_THIS(IDirectDrawSurface4Impl,iface);
	/* if the DIB section is in GdiMod state, we must
	* touch the surface to get any updates from the DIB */
	return (BYTE)(This->s.surface_desc.u1.lpSurface);
	}

	/******************************************************************************
	* IDirectDrawSurface methods
	*
	* Since DDS3 and DDS2 are supersets of DDS, we implement DDS3 and let
	* DDS and DDS2 use those functions. (Function calls did not change (except
	* using different DirectDrawSurfaceX version), just added flags and functions)
	*/

	HRESULT WINAPI DGA_IDirectDrawSurface4Impl_Flip(
	LPDIRECTDRAWSURFACE4 iface,LPDIRECTDRAWSURFACE4 flipto,DWORD dwFlags
	) {
	ICOM_THIS(IDirectDrawSurface4Impl,iface);
	DSPRIVATE(This);
	dga_ds_private *fspriv;
	IDirectDrawSurface4Impl* iflipto=(IDirectDrawSurface4Impl*)flipto;
	DWORD xheight;
	LPBYTE surf;

	TRACE("(%p)->Flip(%p,%08lx)\n",This,iflipto,dwFlags);

	DGA_TouchSurface(iface);
	iflipto = _common_find_flipto(This,iflipto);

	/* and flip! */
	fspriv = (dga_ds_private*)iflipto->private;
	TSXF86DGASetViewPort(display,DefaultScreen(display),0,fspriv->fb_height);
	if (iflipto->s.palette) {
	DPPRIVATE(iflipto);

	if (dppriv->cm)
	TSXF86DGAInstallColormap(display,DefaultScreen(display),dppriv->cm);
	}
	while (!TSXF86DGAViewPortChanged(display,DefaultScreen(display),2)) {
	/* EMPTY */
	}
	/* We need to switch the lowlevel surfaces, for DGA this is: */

	/* The height within the framebuffer */
	xheight = dspriv->fb_height;
	dspriv->fb_height = fspriv->fb_height;
	fspriv->fb_height = xheight;

	/* And the assciated surface pointer */
	surf = This->s.surface_desc.u1.lpSurface;
	This->s.surface_desc.u1.lpSurface = iflipto->s.surface_desc.u1.lpSurface;
	iflipto->s.surface_desc.u1.lpSurface= surf;
	return DD_OK;
	}

	HRESULT WINAPI DGA_IDirectDrawSurface4Impl_SetPalette(
	LPDIRECTDRAWSURFACE4 iface,LPDIRECTDRAWPALETTE pal
	) {
	ICOM_THIS(IDirectDrawSurface4Impl,iface);
	IDirectDrawPaletteImpl* ipal=(IDirectDrawPaletteImpl*)pal;

	TRACE("(%p)->(%p)\n",This,ipal);

	/* According to spec, we are only supposed to
	* AddRef if this is not the same palette.
	*/
	if( This->s.palette != ipal ) {
	dga_dp_private *fppriv;
	if( ipal != NULL )
	IDirectDrawPalette_AddRef( (IDirectDrawPalette*)ipal );
	if( This->s.palette != NULL )
	IDirectDrawPalette_Release( (IDirectDrawPalette*)This->s.palette );
	This->s.palette = ipal;
	fppriv = (dga_dp_private*)This->s.palette->private;

	if (!fppriv->cm &&
	(This->s.ddraw->d->screen_pixelformat.u.dwRGBBitCount<=8) ) {
	int i;

	/* Delayed palette creation */
	fppriv->cm = TSXCreateColormap(display,DefaultRootWindow(display),
	DefaultVisualOfScreen(X11DRV_GetXScreen()),AllocAll);

	for (i=0;i<256;i++) {
	XColor xc;

	xc.red = ipal->palents[i].peRed<<8;
	xc.blue = ipal->palents[i].peBlue<<8;
	xc.green = ipal->palents[i].peGreen<<8;
	xc.flags = DoRed\|DoBlue\|DoGreen;
	xc.pixel = i;
	TSXStoreColor(display,fppriv->cm,&xc);
	}
	}

	TSXF86DGAInstallColormap(display,DefaultScreen(display),fppriv->cm);

	if (This->s.hdc != 0) {
	/* hack: set the DIBsection color map */
	BITMAPOBJ bmp = (BITMAPOBJ ) GDI_GetObjPtr(This->s.DIBsection, BITMAP_MAGIC);
	X11DRV_DIBSECTION dib = (X11DRV_DIBSECTION )bmp->dib;
	dib->colorMap = This->s.palette ? This->s.palette->screen_palents : NULL;
	GDI_ReleaseObj(This->s.DIBsection);
	}
	TSXFlush(display);
	}
	return DD_OK;
	}

	ULONG WINAPI DGA_IDirectDrawSurface4Impl_Release(LPDIRECTDRAWSURFACE4 iface) {
	ICOM_THIS(IDirectDrawSurface4Impl,iface);
	DDPRIVATE(This->s.ddraw);
	DSPRIVATE(This);

	TRACE("(%p)->() decrementing from %lu.\n", This, This->ref );

	if (--(This->ref))
	return This->ref;

	IDirectDraw2_Release((IDirectDraw2*)This->s.ddraw);
	/* clear out of surface list */
	if (ddpriv->fb_height == -1)
	VirtualFree(This->s.surface_desc.u1.lpSurface, 0, MEM_RELEASE);
	else
	ddpriv->vpmask &= ~(1<<(dspriv->fb_height/ddpriv->fb_height));

	/* Free the DIBSection (if any) */
	if (This->s.hdc != 0) {
	/* hack: restore the original DIBsection color map */
	BITMAPOBJ bmp = (BITMAPOBJ ) GDI_GetObjPtr(This->s.DIBsection, BITMAP_MAGIC);
	X11DRV_DIBSECTION dib = (X11DRV_DIBSECTION )bmp->dib;
	dib->colorMap = dspriv->oldDIBmap;
	GDI_ReleaseObj(This->s.DIBsection);

	SelectObject(This->s.hdc, This->s.holdbitmap);
	DeleteDC(This->s.hdc);
	DeleteObject(This->s.DIBsection);
	}
	/* Free the clipper if attached to this surface */
	if( This->s.lpClipper )
	IDirectDrawClipper_Release(This->s.lpClipper);
	HeapFree(GetProcessHeap(),0,This);
	return S_OK;
	}

	HRESULT WINAPI DGA_IDirectDrawSurface4Impl_Unlock(
	LPDIRECTDRAWSURFACE4 iface,LPVOID surface
	) {
	ICOM_THIS(IDirectDrawSurface4Impl,iface);
	TRACE("(%p)->Unlock(%p)\n",This,surface);

	/* in case this was called from ReleaseDC */
	DGA_TouchSurface(iface);

	return DD_OK;
	}

	HRESULT WINAPI DGA_IDirectDrawSurface4Impl_GetDC(LPDIRECTDRAWSURFACE4 iface,HDC* lphdc) {
	ICOM_THIS(IDirectDrawSurface4Impl,iface);
	DSPRIVATE(This);
	int was_ok = This->s.hdc != 0;
	HRESULT result = IDirectDrawSurface4Impl_GetDC(iface,lphdc);
	if (This->s.hdc && !was_ok) {
	/* hack: take over the DIBsection color map */
	BITMAPOBJ bmp = (BITMAPOBJ ) GDI_GetObjPtr(This->s.DIBsection, BITMAP_MAGIC);
	X11DRV_DIBSECTION dib = (X11DRV_DIBSECTION )bmp->dib;
	dspriv->oldDIBmap = dib->colorMap;
	dib->colorMap = This->s.palette ? This->s.palette->screen_palents : NULL;
	GDI_ReleaseObj(This->s.DIBsection);
	}
	return result;
	}

	ICOM_VTABLE(IDirectDrawSurface4) dga_dds4vt =
	{
	ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
	IDirectDrawSurface4Impl_QueryInterface,
	IDirectDrawSurface4Impl_AddRef,
	DGA_IDirectDrawSurface4Impl_Release,
	IDirectDrawSurface4Impl_AddAttachedSurface,
	IDirectDrawSurface4Impl_AddOverlayDirtyRect,
	IDirectDrawSurface4Impl_Blt,
	IDirectDrawSurface4Impl_BltBatch,
	IDirectDrawSurface4Impl_BltFast,
	IDirectDrawSurface4Impl_DeleteAttachedSurface,
	IDirectDrawSurface4Impl_EnumAttachedSurfaces,
	IDirectDrawSurface4Impl_EnumOverlayZOrders,
	DGA_IDirectDrawSurface4Impl_Flip,
	IDirectDrawSurface4Impl_GetAttachedSurface,
	IDirectDrawSurface4Impl_GetBltStatus,
	IDirectDrawSurface4Impl_GetCaps,
	IDirectDrawSurface4Impl_GetClipper,
	IDirectDrawSurface4Impl_GetColorKey,
	DGA_IDirectDrawSurface4Impl_GetDC,
	IDirectDrawSurface4Impl_GetFlipStatus,
	IDirectDrawSurface4Impl_GetOverlayPosition,
	IDirectDrawSurface4Impl_GetPalette,
	IDirectDrawSurface4Impl_GetPixelFormat,
	IDirectDrawSurface4Impl_GetSurfaceDesc,
	IDirectDrawSurface4Impl_Initialize,
	IDirectDrawSurface4Impl_IsLost,
	IDirectDrawSurface4Impl_Lock,
	IDirectDrawSurface4Impl_ReleaseDC,
	IDirectDrawSurface4Impl_Restore,
	IDirectDrawSurface4Impl_SetClipper,
	IDirectDrawSurface4Impl_SetColorKey,
	IDirectDrawSurface4Impl_SetOverlayPosition,
	DGA_IDirectDrawSurface4Impl_SetPalette,
	DGA_IDirectDrawSurface4Impl_Unlock,
	IDirectDrawSurface4Impl_UpdateOverlay,
	IDirectDrawSurface4Impl_UpdateOverlayDisplay,
	IDirectDrawSurface4Impl_UpdateOverlayZOrder,
	IDirectDrawSurface4Impl_GetDDInterface,
	IDirectDrawSurface4Impl_PageLock,
	IDirectDrawSurface4Impl_PageUnlock,
	IDirectDrawSurface4Impl_SetSurfaceDesc,
	IDirectDrawSurface4Impl_SetPrivateData,
	IDirectDrawSurface4Impl_GetPrivateData,
	IDirectDrawSurface4Impl_FreePrivateData,
	IDirectDrawSurface4Impl_GetUniquenessValue,
	IDirectDrawSurface4Impl_ChangeUniquenessValue
	};