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+/* $XFree86: xc/programs/Xserver/iplan2p4/iplscrinit.c,v 3.3 1998/11/22 10:37:41 dawes Exp $ */
+/************************************************************
+Copyright 1987 by Sun Microsystems, Inc. Mountain View, CA.
+
+ All Rights Reserved
+
+Permission to use, copy, modify, and distribute this
+software and its documentation for any purpose and without
+fee is hereby granted, provided that the above copyright no-
+tice appear in all copies and that both that copyright no-
+tice and this permission notice appear in supporting docu-
+mentation, and that the names of Sun or X Consortium
+not be used in advertising or publicity pertaining to
+distribution of the software without specific prior
+written permission. Sun and X Consortium make no
+representations about the suitability of this software for
+any purpose. It is provided "as is" without any express or
+implied warranty.
+
+SUN DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FIT-
+NESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SUN BE LI-
+ABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
+PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH
+THE USE OR PERFORMANCE OF THIS SOFTWARE.
+
+********************************************************/
+/* $XConsortium: iplscrinit.c,v 5.32 94/04/17 20:29:00 dpw Exp $ */
+
+/* Modified nov 94 by Martin Schaller (Martin_Schaller@maus.r.de) for use with
+interleaved planes */
+
+#include "X.h"
+#include "Xmd.h"
+#include "servermd.h"
+#include "scrnintstr.h"
+#include "pixmapstr.h"
+#include "resource.h"
+#include "colormap.h"
+#include "colormapst.h"
+#include "ipl.h"
+#include "mi.h"
+#include "mistruct.h"
+#include "dix.h"
+#include "mibstore.h"
+
+
+BSFuncRec iplBSFuncRec = {
+ iplSaveAreas,
+ iplRestoreAreas,
+ (BackingStoreSetClipmaskRgnProcPtr) 0,
+ (BackingStoreGetImagePixmapProcPtr) 0,
+ (BackingStoreGetSpansPixmapProcPtr) 0,
+};
+
+Bool
+iplCloseScreen (index, pScreen)
+ int index;
+ ScreenPtr pScreen;
+{
+ int d;
+ DepthPtr depths = pScreen->allowedDepths;
+
+ for (d = 0; d < pScreen->numDepths; d++)
+ xfree (depths[d].vids);
+ xfree (depths);
+ xfree (pScreen->visuals);
+#ifdef CFB_NEED_SCREEN_PRIVATE
+ xfree (pScreen->devPrivates[iplScreenPrivateIndex].ptr);
+#else
+ xfree (pScreen->devPrivate);
+#endif
+ return TRUE;
+}
+
+Bool
+iplSetupScreen(pScreen, pbits, xsize, ysize, dpix, dpiy, width)
+ register ScreenPtr pScreen;
+ pointer pbits; /* pointer to screen bitmap */
+ int xsize, ysize; /* in pixels */
+ int dpix, dpiy; /* dots per inch */
+ int width; /* pixel width of frame buffer */
+{
+ int i;
+ extern RegionPtr (*iplPuntCopyPlane)();
+
+ if (!iplAllocatePrivates(pScreen, (int *) 0, (int *) 0))
+ return FALSE;
+ pScreen->defColormap = FakeClientID(0);
+ /* let CreateDefColormap do whatever it wants for pixels */
+ pScreen->blackPixel = pScreen->whitePixel = (Pixel) 0;
+ pScreen->QueryBestSize = mfbQueryBestSize;
+ /* SaveScreen */
+ pScreen->GetImage = iplGetImage;
+ pScreen->GetSpans = iplGetSpans;
+ pScreen->CreateWindow = iplCreateWindow;
+ pScreen->DestroyWindow = iplDestroyWindow;
+ pScreen->PositionWindow = iplPositionWindow;
+ pScreen->ChangeWindowAttributes = iplChangeWindowAttributes;
+ pScreen->RealizeWindow = iplMapWindow;
+ pScreen->UnrealizeWindow = iplUnmapWindow;
+ pScreen->PaintWindowBackground = iplPaintWindow;
+ pScreen->PaintWindowBorder = iplPaintWindow;
+ pScreen->CopyWindow = iplCopyWindow;
+ pScreen->CreatePixmap = iplCreatePixmap;
+ pScreen->DestroyPixmap = iplDestroyPixmap;
+ pScreen->RealizeFont = mfbRealizeFont;
+ pScreen->UnrealizeFont = mfbUnrealizeFont;
+ pScreen->CreateGC = iplCreateGC;
+ pScreen->CreateColormap = iplInitializeColormap;
+ pScreen->DestroyColormap = (void (*)())NoopDDA;
+ pScreen->InstallColormap = iplInstallColormap;
+ pScreen->UninstallColormap = iplUninstallColormap;
+ pScreen->ListInstalledColormaps = iplListInstalledColormaps;
+ pScreen->StoreColors = (void (*)())NoopDDA;
+ pScreen->ResolveColor = iplResolveColor;
+ pScreen->BitmapToRegion = mfbPixmapToRegion;
+
+ mfbRegisterCopyPlaneProc (pScreen, iplCopyPlane);
+ return TRUE;
+}
+
+#ifdef CFB_NEED_SCREEN_PRIVATE
+Bool
+iplCreateScreenResources(pScreen)
+ ScreenPtr pScreen;
+{
+ Bool retval;
+
+ pointer oldDevPrivate = pScreen->devPrivate;
+ pScreen->devPrivate = pScreen->devPrivates[iplScreenPrivateIndex].ptr;
+ retval = miCreateScreenResources(pScreen);
+ pScreen->devPrivates[iplScreenPrivateIndex].ptr = pScreen->devPrivate;
+ pScreen->devPrivate = oldDevPrivate;
+ return retval;
+}
+#endif
+
+Bool
+iplFinishScreenInit(pScreen, pbits, xsize, ysize, dpix, dpiy, width)
+ register ScreenPtr pScreen;
+ pointer pbits; /* pointer to screen bitmap */
+ int xsize, ysize; /* in pixels */
+ int dpix, dpiy; /* dots per inch */
+ int width; /* pixel width of frame buffer */
+{
+ int i, j;
+#ifdef CFB_NEED_SCREEN_PRIVATE
+ pointer oldDevPrivate;
+#endif
+ VisualPtr visuals;
+ DepthPtr depths;
+ int nvisuals;
+ int ndepths;
+ int rootdepth;
+ VisualID defaultVisual;
+
+ rootdepth = 0;
+ if (!iplInitVisuals (&visuals, &depths, &nvisuals, &ndepths, &rootdepth,
+ &defaultVisual,((unsigned long)1<<(INTER_PLANES-1)), 8))
+ return FALSE;
+#ifdef CFB_NEED_SCREEN_PRIVATE
+ oldDevPrivate = pScreen->devPrivate;
+#endif
+ if (! miScreenInit(pScreen, pbits, xsize, ysize, dpix, dpiy, width,
+ rootdepth, ndepths, depths,
+ defaultVisual, nvisuals, visuals))
+ return FALSE;
+ /* overwrite miCloseScreen with our own */
+ pScreen->CloseScreen = iplCloseScreen;
+#ifdef CFB_NEED_SCREEN_PRIVATE
+ pScreen->CreateScreenResources = iplCreateScreenResources;
+ pScreen->devPrivates[iplScreenPrivateIndex].ptr = pScreen->devPrivate;
+ pScreen->devPrivate = oldDevPrivate;
+#endif
+ pScreen->BackingStoreFuncs = iplBSFuncRec;
+ pScreen->GetScreenPixmap = iplGetScreenPixmap;
+ pScreen->SetScreenPixmap = iplSetScreenPixmap;
+ return TRUE;
+}
+
+/* dts * (inch/dot) * (25.4 mm / inch) = mm */
+Bool
+iplScreenInit(pScreen, pbits, xsize, ysize, dpix, dpiy, width)
+ register ScreenPtr pScreen;
+ pointer pbits; /* pointer to screen bitmap */
+ int xsize, ysize; /* in pixels */
+ int dpix, dpiy; /* dots per inch */
+ int width; /* pixel width of frame buffer */
+{
+ if (!iplSetupScreen(pScreen, pbits, xsize, ysize, dpix, dpiy, width))
+ return FALSE;
+ if (!iplFinishScreenInit(pScreen, pbits, xsize, ysize, dpix, dpiy, width))
+ return FALSE;
+#if INTER_PLANES == 2
+/* This shouldn't be necessary */
+ PixmapWidthPaddingInfo[2].padPixelsLog2 = 4;
+ PixmapWidthPaddingInfo[2].padRoundUp = 15;
+ PixmapWidthPaddingInfo[2].padBytesLog2 = 2;
+#endif
+ return TRUE;
+}
+
+PixmapPtr
+iplGetScreenPixmap(pScreen)
+ ScreenPtr pScreen;
+{
+#ifdef CFB_NEED_SCREEN_PRIVATE
+ return (PixmapPtr)(pScreen->devPrivates[iplScreenPrivateIndex].ptr);
+#else
+ return (PixmapPtr)(pScreen->devPrivate.ptr);
+#endif
+}
+
+void
+iplSetScreenPixmap(pPix)
+ PixmapPtr pPix;
+{
+#ifdef CFB_NEED_SCREEN_PRIVATE
+ if (pPix)
+ pPix->drawable.pScreen->devPrivates[iplScreenPrivateIndex].ptr =
+ (pointer)pPix;
+#else
+ if (pPix)
+ pPix->drawable.pScreen->devPrivate.ptr = (pointer)pPix;
+#endif
+}
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