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-rw-r--r--mi/miscrinit.c149
1 files changed, 114 insertions, 35 deletions
diff --git a/mi/miscrinit.c b/mi/miscrinit.c
index 1561c1844..ee199d24d 100644
--- a/mi/miscrinit.c
+++ b/mi/miscrinit.c
@@ -26,6 +26,7 @@ other dealings in this Software without prior written authorization
from The Open Group.
*/
+/* $XFree86: xc/programs/Xserver/mi/miscrinit.c,v 3.15 2001/12/14 20:00:26 dawes Exp $ */
#include "X.h"
#include "servermd.h"
@@ -33,9 +34,12 @@ from The Open Group.
#include "mi.h"
#include "scrnintstr.h"
#include "pixmapstr.h"
-#include "mibstore.h"
#include "dix.h"
#include "miline.h"
+#ifdef MITSHM
+#define _XSHM_SERVER_
+#include "XShm.h"
+#endif
/* We use this structure to propogate some information from miScreenInit to
* miCreateScreenResources. miScreenInit allocates the structure, fills it
@@ -67,25 +71,64 @@ miModifyPixmapHeader(pPixmap, width, height, depth, bitsPerPixel, devKind,
{
if (!pPixmap)
return FALSE;
- pPixmap->drawable.depth = depth;
- pPixmap->drawable.bitsPerPixel = bitsPerPixel;
- pPixmap->drawable.id = 0;
- pPixmap->drawable.serialNumber = NEXT_SERIAL_NUMBER;
- pPixmap->drawable.x = 0;
- pPixmap->drawable.y = 0;
- pPixmap->drawable.width = width;
- pPixmap->drawable.height = height;
- pPixmap->devKind = devKind;
- pPixmap->refcnt = 1;
- pPixmap->devPrivate.ptr = pPixData;
+
+ /*
+ * If all arguments are specified, reinitialize everything (including
+ * validated state).
+ */
+ if ((width > 0) && (height > 0) && (depth > 0) && (bitsPerPixel > 0) &&
+ (devKind > 0) && pPixData) {
+ pPixmap->drawable.depth = depth;
+ pPixmap->drawable.bitsPerPixel = bitsPerPixel;
+ pPixmap->drawable.id = 0;
+ pPixmap->drawable.serialNumber = NEXT_SERIAL_NUMBER;
+ pPixmap->drawable.x = 0;
+ pPixmap->drawable.y = 0;
+ pPixmap->drawable.width = width;
+ pPixmap->drawable.height = height;
+ pPixmap->devKind = devKind;
+ pPixmap->refcnt = 1;
+ pPixmap->devPrivate.ptr = pPixData;
+ } else {
+ /*
+ * Only modify specified fields, keeping all others intact.
+ */
+
+ if (width > 0)
+ pPixmap->drawable.width = width;
+
+ if (height > 0)
+ pPixmap->drawable.height = height;
+
+ if (depth > 0)
+ pPixmap->drawable.depth = depth;
+
+ if (bitsPerPixel > 0)
+ pPixmap->drawable.bitsPerPixel = bitsPerPixel;
+ else if ((bitsPerPixel < 0) && (depth > 0))
+ pPixmap->drawable.bitsPerPixel = BitsPerPixel(depth);
+
+ /*
+ * CAVEAT: Non-SI DDXen may use devKind and devPrivate fields for
+ * other purposes.
+ */
+ if (devKind > 0)
+ pPixmap->devKind = devKind;
+ else if ((devKind < 0) && ((width > 0) || (depth > 0)))
+ pPixmap->devKind = PixmapBytePad(pPixmap->drawable.width,
+ pPixmap->drawable.depth);
+
+ if (pPixData)
+ pPixmap->devPrivate.ptr = pPixData;
+ }
return TRUE;
}
/*ARGSUSED*/
Bool
-miCloseScreen (index, pScreen)
- int index;
+miCloseScreen (iScreen, pScreen)
+ int iScreen;
ScreenPtr pScreen;
{
return ((*pScreen->DestroyPixmap)((PixmapPtr)pScreen->devPrivate));
@@ -122,7 +165,8 @@ miCreateScreenResources(pScreen)
return FALSE;
if (!(*pScreen->ModifyPixmapHeader)(pPixmap, pScreen->width,
- pScreen->height, pScreen->rootDepth, pScreen->rootDepth,
+ pScreen->height, pScreen->rootDepth,
+ BitsPerPixel(pScreen->rootDepth),
PixmapBytePad(pScrInitParms->width, pScreen->rootDepth),
pScrInitParms->pbits))
return FALSE;
@@ -158,16 +202,9 @@ miScreenDevPrivateInit(pScreen, width, pbits)
return TRUE;
}
-/*
- * If you pass in bsfuncs, then you must preinitialize the missing
- * screen procs before calling miScreenInit, so that the backing store
- * code can correctly wrap them.
- */
-
Bool
miScreenInit(pScreen, pbits, xsize, ysize, dpix, dpiy, width,
- rootDepth, numDepths, depths, rootVisual, numVisuals, visuals,
- bsfuncs)
+ rootDepth, numDepths, depths, rootVisual, numVisuals, visuals)
register ScreenPtr pScreen;
pointer pbits; /* pointer to screen bits */
int xsize, ysize; /* in pixels */
@@ -179,7 +216,6 @@ miScreenInit(pScreen, pbits, xsize, ysize, dpix, dpiy, width,
VisualID rootVisual; /* root visual */
int numVisuals; /* number of visuals supported */
VisualRec *visuals; /* supported visuals */
- miBSFuncPtr bsfuncs; /* backing store functions */
{
pScreen->width = xsize;
pScreen->height = ysize;
@@ -192,11 +228,13 @@ miScreenInit(pScreen, pbits, xsize, ysize, dpix, dpiy, width,
/* defColormap */
pScreen->minInstalledCmaps = 1;
pScreen->maxInstalledCmaps = 1;
- pScreen->backingStoreSupport = Always;
+ pScreen->backingStoreSupport = NotUseful;
pScreen->saveUnderSupport = NotUseful;
/* whitePixel, blackPixel */
pScreen->ModifyPixmapHeader = miModifyPixmapHeader;
pScreen->CreateScreenResources = miCreateScreenResources;
+ pScreen->GetScreenPixmap = miGetScreenPixmap;
+ pScreen->SetScreenPixmap = miSetScreenPixmap;
pScreen->numVisuals = numVisuals;
pScreen->visuals = visuals;
if (width)
@@ -208,21 +246,23 @@ miScreenInit(pScreen, pbits, xsize, ysize, dpix, dpiy, width,
}
/* else CloseScreen */
/* QueryBestSize, SaveScreen, GetImage, GetSpans */
- pScreen->PointerNonInterestBox = (void (*)()) 0;
- pScreen->SourceValidate = (void (*)()) 0;
+ pScreen->PointerNonInterestBox = (PointerNonInterestBoxProcPtr) 0;
+ pScreen->SourceValidate = (SourceValidateProcPtr) 0;
/* CreateWindow, DestroyWindow, PositionWindow, ChangeWindowAttributes */
/* RealizeWindow, UnrealizeWindow */
pScreen->ValidateTree = miValidateTree;
- pScreen->PostValidateTree = (void (*)()) 0;
+ pScreen->PostValidateTree = (PostValidateTreeProcPtr) 0;
pScreen->WindowExposures = miWindowExposures;
/* PaintWindowBackground, PaintWindowBorder, CopyWindow */
pScreen->ClearToBackground = miClearToBackground;
- pScreen->ClipNotify = (void (*)()) 0;
+ pScreen->ClipNotify = (ClipNotifyProcPtr) 0;
+ pScreen->RestackWindow = (RestackWindowProcPtr) 0;
/* CreatePixmap, DestroyPixmap */
/* RealizeFont, UnrealizeFont */
/* CreateGC */
/* CreateColormap, DestroyColormap, InstallColormap, UninstallColormap */
/* ListInstalledColormaps, StoreColors, ResolveColor */
+#ifdef NEED_SCREEN_REGIONS
pScreen->RegionCreate = miRegionCreate;
pScreen->RegionInit = miRegionInit;
pScreen->RegionCopy = miRegionCopy;
@@ -237,19 +277,22 @@ miScreenInit(pScreen, pbits, xsize, ysize, dpix, dpiy, width,
pScreen->RectIn = miRectIn;
pScreen->PointInRegion = miPointInRegion;
pScreen->RegionNotEmpty = miRegionNotEmpty;
+ pScreen->RegionBroken = miRegionBroken;
+ pScreen->RegionBreak = miRegionBreak;
pScreen->RegionEmpty = miRegionEmpty;
pScreen->RegionExtents = miRegionExtents;
pScreen->RegionAppend = miRegionAppend;
pScreen->RegionValidate = miRegionValidate;
+#endif /* NEED_SCREEN_REGIONS */
/* BitmapToRegion */
+#ifdef NEED_SCREEN_REGIONS
pScreen->RectsToRegion = miRectsToRegion;
+#endif /* NEED_SCREEN_REGIONS */
pScreen->SendGraphicsExpose = miSendGraphicsExpose;
- pScreen->BlockHandler = (void (*)())NoopDDA;
- pScreen->WakeupHandler = (void (*)())NoopDDA;
+ pScreen->BlockHandler = (ScreenBlockHandlerProcPtr)NoopDDA;
+ pScreen->WakeupHandler = (ScreenWakeupHandlerProcPtr)NoopDDA;
pScreen->blockData = (pointer)0;
pScreen->wakeupData = (pointer)0;
- if (bsfuncs)
- miInitializeBackingStore (pScreen, bsfuncs);
pScreen->MarkWindow = miMarkWindow;
pScreen->MarkOverlappedWindows = miMarkOverlappedWindows;
pScreen->ChangeSaveUnder = miChangeSaveUnder;
@@ -258,20 +301,41 @@ miScreenInit(pScreen, pbits, xsize, ysize, dpix, dpiy, width,
pScreen->ResizeWindow = miSlideAndSizeWindow;
pScreen->GetLayerWindow = miGetLayerWindow;
pScreen->HandleExposures = miHandleValidateExposures;
- pScreen->ReparentWindow = (void (*)())0;
+ pScreen->ReparentWindow = (ReparentWindowProcPtr) 0;
pScreen->ChangeBorderWidth = miChangeBorderWidth;
#ifdef SHAPE
pScreen->SetShape = miSetShape;
#endif
pScreen->MarkUnrealizedWindow = miMarkUnrealizedWindow;
+ pScreen->SaveDoomedAreas = 0;
+ pScreen->RestoreAreas = 0;
+ pScreen->ExposeCopy = 0;
+ pScreen->TranslateBackingStore = 0;
+ pScreen->ClearBackingStore = 0;
+ pScreen->DrawGuarantee = 0;
+
miSetZeroLineBias(pScreen, DEFAULTZEROLINEBIAS);
return miScreenDevPrivateInit(pScreen, width, pbits);
}
+int
+miAllocateGCPrivateIndex()
+{
+ static int privateIndex = -1;
+ static unsigned long miGeneration = 0;
+
+ if (miGeneration != serverGeneration)
+ {
+ privateIndex = AllocateGCPrivateIndex();
+ miGeneration = serverGeneration;
+ }
+ return privateIndex;
+}
+
int miZeroLineScreenIndex;
-int miZeroLineGeneration;
+unsigned int miZeroLineGeneration = 0;
void
miSetZeroLineBias(pScreen, bias)
@@ -286,3 +350,18 @@ miSetZeroLineBias(pScreen, bias)
if (miZeroLineScreenIndex >= 0)
pScreen->devPrivates[miZeroLineScreenIndex].uval = bias;
}
+
+PixmapPtr
+miGetScreenPixmap(pScreen)
+ ScreenPtr pScreen;
+{
+ return (PixmapPtr)(pScreen->devPrivate);
+}
+
+void
+miSetScreenPixmap(pPix)
+ PixmapPtr pPix;
+{
+ if (pPix)
+ pPix->drawable.pScreen->devPrivate = (pointer)pPix;
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-24 07:53:23 +0000