xenocara/xserver/hw/xfree86/xf8_32bpp/cfbgcmisc.c

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2006-11-26 11:13:41 -07:00
#ifdef HAVE_XORG_CONFIG_H
#include <xorg-config.h>
#endif
#include <stdlib.h>
#include <X11/X.h>
#include <X11/Xmd.h>
#include <X11/Xproto.h>
#define PSZ 8
#include "cfb.h"
#undef PSZ
#include "cfb32.h"
#include "cfb8_32.h"
#include <X11/fonts/fontstruct.h>
#include "dixfontstr.h"
#include "gcstruct.h"
#include "windowstr.h"
#include "pixmapstr.h"
#include "scrnintstr.h"
#include "region.h"
#include "mistruct.h"
#include "mibstore.h"
#include "migc.h"
static void cfb8_32ValidateGC(GCPtr, unsigned long, DrawablePtr);
static void cfb8_32DestroyGC(GCPtr pGC);
static void cfb32DestroyGC_Underlay(GCPtr pGC);
static
GCFuncs cfb8_32GCFuncs = {
cfb8_32ValidateGC,
miChangeGC,
miCopyGC,
cfb8_32DestroyGC,
miChangeClip,
miDestroyClip,
miCopyClip,
};
static
GCFuncs cfb32GCFuncs_Underlay = {
cfb32ValidateGC_Underlay,
miChangeGC,
miCopyGC,
cfb32DestroyGC_Underlay,
miChangeClip,
miDestroyClip,
miCopyClip,
};
static void
cfb32DestroyGC_Underlay(GCPtr pGC)
{
if (pGC->freeCompClip)
REGION_DESTROY(pGC->pScreen, pGC->pCompositeClip);
if(pGC->ops)
miDestroyGCOps(pGC->ops);
}
static void
cfb8_32DestroyGC(GCPtr pGC)
{
cfb8_32GCPtr pGCPriv = CFB8_32_GET_GC_PRIVATE(pGC);
if (pGC->freeCompClip)
REGION_DESTROY(pGC->pScreen, pGC->pCompositeClip);
if(pGCPriv->Ops8bpp)
miDestroyGCOps(pGCPriv->Ops8bpp);
if(pGCPriv->Ops32bpp)
miDestroyGCOps(pGCPriv->Ops32bpp);
}
Bool
cfb8_32CreateGC(GCPtr pGC)
{
cfb8_32GCPtr pGCPriv;
cfbPrivGC *pPriv;
if (PixmapWidthPaddingInfo[pGC->depth].padPixelsLog2 == LOG2_BITMAP_PAD)
return (mfbCreateGC(pGC));
pGC->clientClip = NULL;
pGC->clientClipType = CT_NONE;
pGC->miTranslate = 1;
pGC->fExpose = TRUE;
pGC->freeCompClip = FALSE;
pGC->pRotatedPixmap = (PixmapPtr) NULL;
pPriv = cfbGetGCPrivate(pGC);
pPriv->rop = pGC->alu;
pPriv->oneRect = FALSE;
pGC->ops = NULL;
if (pGC->depth == 8) {
pGC->funcs = &cfb8_32GCFuncs;
pGCPriv = CFB8_32_GET_GC_PRIVATE(pGC);
pGCPriv->Ops8bpp = NULL;
pGCPriv->Ops32bpp = NULL;
pGCPriv->OpsAre8bpp = FALSE;
pGCPriv->changes = 0;
} else
pGC->funcs = &cfb32GCFuncs_Underlay;
return TRUE;
}
static void
cfb8_32ValidateGC(
GCPtr pGC,
unsigned long changes,
DrawablePtr pDraw
){
cfb8_32GCPtr pGCPriv = CFB8_32_GET_GC_PRIVATE(pGC);
if(pDraw->bitsPerPixel == 32) {
if(pGCPriv->OpsAre8bpp) {
int origChanges = changes;
pGC->ops = pGCPriv->Ops32bpp;
changes |= pGCPriv->changes;
pGCPriv->changes = origChanges;
pGCPriv->OpsAre8bpp = FALSE;
} else
pGCPriv->changes |= changes;
cfb8_32ValidateGC32(pGC, changes, pDraw);
pGCPriv->Ops32bpp = pGC->ops;
} else { /* bitsPerPixel == 8 */
if(!pGCPriv->OpsAre8bpp) {
int origChanges = changes;
pGC->ops = pGCPriv->Ops8bpp;
changes |= pGCPriv->changes;
pGCPriv->changes = origChanges;
pGCPriv->OpsAre8bpp = TRUE;
} else
pGCPriv->changes |= changes;
cfb8_32ValidateGC8(pGC, changes, pDraw);
pGCPriv->Ops8bpp = pGC->ops;
}
}