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fbpseudocolor.c
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#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#endif
#include <string.h>
#include <X11/X.h>
#include <X11/Xproto.h>
#include "scrnintstr.h"
#include "colormapst.h"
#include "glyphstr.h"
#include "resource.h"
#include <X11/fonts/font.h>
#include "dixfontstr.h"
#include <X11/fonts/fontstruct.h>
#include "micmap.h"
#include "fb.h"
#include "fbpseudocolor.h"
static Bool xxCreateGC(GCPtr pGC);
static void xxValidateGC(GCPtr pGC, unsigned long changes, DrawablePtr pDraw);
static void xxDestroyGC(GCPtr pGC);
static void xxChangeGC (GCPtr pGC, unsigned long mask);
static void xxCopyGC (GCPtr pGCSrc, unsigned long mask, GCPtr pGCDst);
static void xxChangeClip (GCPtr pGC, int type, pointer pvalue, int nrects);
static void xxCopyClip(GCPtr pgcDst, GCPtr pgcSrc);
static void xxDestroyClip(GCPtr pGC);
static void xxFillSpans(DrawablePtr pDraw, GC *pGC, int nInit,
DDXPointPtr pptInit, int *pwidthInit, int fSorted);
static void xxSetSpans(DrawablePtr pDraw, GCPtr pGC, char *pcharsrc,
DDXPointPtr pptInit, int *pwidthInit, int nspans,
int fSorted);
static void xxPutImage(DrawablePtr pDraw, GCPtr pGC, int depth, int x, int y,
int w, int h,int leftPad, int format, char *pImage);
static RegionPtr xxCopyPlane(DrawablePtr pSrc,
DrawablePtr pDst, GCPtr pGC,int srcx, int srcy,
int width, int height, int dstx, int dsty,
unsigned long bitPlane);
static void xxPolyPoint(DrawablePtr pDraw, GCPtr pGC, int mode, int npt,
xPoint *pptInit);
static void xxPolylines(DrawablePtr pDraw, GCPtr pGC, int mode,
int npt, DDXPointPtr pptInit);
static void xxPolySegment(DrawablePtr pDraw, GCPtr pGC, int nseg,
xSegment *pSeg);
static void xxPolyRectangle(DrawablePtr pDraw, GCPtr pGC, int nRects,
xRectangle *pRects);
static void xxPolyArc( DrawablePtr pDraw, GCPtr pGC, int narcs, xArc *parcs);
static void xxFillPolygon(DrawablePtr pDraw, GCPtr pGC, int shape,
int mode, int count, DDXPointPtr pptInit);
static void xxPolyFillRect(DrawablePtr pDraw, GCPtr pGC, int nRectsInit,
xRectangle *pRectsInit);
static RegionPtr xxCopyArea(DrawablePtr pSrc, DrawablePtr pDst, GC *pGC,
int srcx, int srcy, int width, int height,
int dstx, int dsty);
static void xxPolyFillArc(DrawablePtr pDraw, GCPtr pGC, int narcs,
xArc *parcs);
static int xxPolyText8(DrawablePtr pDraw, GCPtr pGC, int x, int y, int count,
char *chars);
static int xxPolyText16(DrawablePtr pDraw, GCPtr pGC, int x, int y,
int count, unsigned short *chars);
static void xxImageText8(DrawablePtr pDraw, GCPtr pGC, int x,
int y, int count, char *chars);
static void xxImageText16(DrawablePtr pDraw, GCPtr pGC, int x, int y,
int count, unsigned short *chars);
static void xxImageGlyphBlt(DrawablePtr pDraw, GCPtr pGC, int x, int y,
unsigned int nglyph, CharInfoPtr *ppci,
pointer pglyphBase);
static void xxPolyGlyphBlt(DrawablePtr pDraw, GCPtr pGC, int x, int y,
unsigned int nglyph, CharInfoPtr *ppci,
pointer pglyphBase);
static void xxPushPixels(GCPtr pGC, PixmapPtr pBitMap, DrawablePtr pDraw,
int dx, int dy, int xOrg, int yOrg);
static void
xxComposite (CARD8 op, PicturePtr pSrc, PicturePtr pMask, PicturePtr pDst,
INT16 xSrc, INT16 ySrc, INT16 xMask, INT16 yMask,
INT16 xDst, INT16 yDst, CARD16 width, CARD16 height);
static void
xxGlyphs (CARD8 op, PicturePtr pSrc, PicturePtr pDst,
PictFormatPtr maskFormat, INT16 xSrc, INT16 ySrc, int nlist,
GlyphListPtr list, GlyphPtr *glyphs);
typedef struct _xxCmapPrivRec {
CARD32* cmap;
ColormapPtr pmap;
Bool dirty;
struct _xxCmapPrivRec *next;
} xxCmapPrivRec, *xxCmapPrivPtr;
typedef struct {
CloseScreenProcPtr CloseScreen;
CreateScreenResourcesProcPtr CreateScreenResources;
CreateWindowProcPtr CreateWindow;
CopyWindowProcPtr CopyWindow;
PaintWindowProcPtr PaintWindowBackground;
PaintWindowProcPtr PaintWindowBorder;
WindowExposuresProcPtr WindowExposures;
CreateGCProcPtr CreateGC;
CreateColormapProcPtr CreateColormap;
DestroyColormapProcPtr DestroyColormap;
InstallColormapProcPtr InstallColormap;
UninstallColormapProcPtr UninstallColormap;
ListInstalledColormapsProcPtr ListInstalledColormaps;
StoreColorsProcPtr StoreColors;
#ifdef RENDER
CompositeProcPtr Composite;
GlyphsProcPtr Glyphs;
#endif
PixmapPtr pPixmap;
char * addr;
pointer pBits;
RegionRec region;
VisualPtr bVisual;
RegionRec bRegion;
int myDepth;
int depth;
ColormapPtr baseCmap;
ColormapPtr* InstalledCmaps;
xxCmapPrivPtr Cmaps;
int numInstalledColormaps;
int colormapDirty;
xxSyncFunc sync;
} xxScrPrivRec, *xxScrPrivPtr;
#define xxGetScrPriv(s) ((xxScrPrivPtr) \
(xxScrPrivateIndex != -1) \
? (s)->devPrivates[xxScrPrivateIndex].ptr\
: NULL)
#define xxScrPriv(s) xxScrPrivPtr pScrPriv = xxGetScrPriv(s)
#define xxGetCmapPriv(s) ((xxCmapPrivPtr) \
(s)->devPrivates[xxColormapPrivateIndex].ptr)
#define xxCmapPriv(s) xxCmapPrivPtr pCmapPriv = xxGetCmapPriv(s);
typedef struct _xxGCPriv {
GCOps *ops;
GCFuncs *funcs;
} xxGCPrivRec, *xxGCPrivPtr;
#define xxGetGCPriv(pGC) ((xxGCPrivPtr) \
(pGC)->devPrivates[xxGCPrivateIndex].ptr)
#define xxGCPriv(pGC) xxGCPrivPtr pGCPriv = xxGetGCPriv(pGC)
int xxScrPrivateIndex = -1;
int xxGCPrivateIndex;
int xxColormapPrivateIndex = -1;
int xxGeneration;
#define wrap(priv,real,mem,func) {\
priv->mem = real->mem; \
real->mem = func; \
}
#define unwrap(priv,real,mem) {\
real->mem = priv->mem; \
}
#define MARK_DIRTY (1 << 31)
#define MAX_NUM_XX_INSTALLED_CMAPS 255
/* #define DEBUG */
#ifdef DEBUG
# define DBG ErrorF
# define DBG_ARGS(x) ErrorF x
# define PRINT_RECTS(rec) {\
int i;\
BoxPtr box;\
ErrorF("RECTS: %i\n",REGION_NUM_RECTS(&rec));\
if (REGION_NUM_RECTS(&rec) > 1) { \
for (i = 0; i < REGION_NUM_RECTS(&rec); i++ ) {\
box = REGION_BOX(&rec,i);\
ErrorF("x1: %hi x2: %hi y1: %hi y2: %hi\n", \
box->x1,box->x2,box->y1,box->y2);\
}\
} else { \
box = &(rec.extents); \
ErrorF("x1: %hi x2: %hi y1: %hi y2: %hi\n", \
box->x1,box->x2,box->y1,box->y2);\
} \
}
#else
# define DBG(x)
# define DBG_ARGS(x)
# define PRINT_RECTS(rec)
#endif
#if 0
static void xxCopyPseudocolorRegion(ScreenPtr pScreen, RegionPtr pReg,
xxCmapPrivPtr pCmapPriv);
static void xxUpdateFb(ScreenPtr pScreen);
static void
xxUpdateWindowImmediately(WindowPtr pWin)
{
xxScrPriv(pWin->drawable.pScreen);
xxCmapPrivPtr pCmapPriv;
ColormapPtr pmap;
pmap = (ColormapPtr)LookupIDByType(wColormap(pWin),RT_COLORMAP);
if (pmap && (pCmapPriv = xxGetCmapPriv(pmap)) != (pointer)-1) {
xxCopyPseudocolorRegion(pWin->drawable.pScreen,
&pScrPriv->region, pCmapPriv);
}
}
#else
# define xxUpdateWindowImmediately(x)
#endif
static ColormapPtr
xxGetBaseColormap(ScreenPtr pScreen)
{
xxScrPriv(pScreen);
DepthPtr pDepth = pScreen->allowedDepths;
int i,j,k;
ColormapPtr pDefMap
= (ColormapPtr) LookupIDByType(pScreen->defColormap,RT_COLORMAP);
ColormapPtr cmap = NULL;
VisualPtr pVisual = NULL;
for (i = 0; i < pScreen->numDepths; i++, pDepth++)
if (pDepth->depth == pScrPriv->depth) {
for (j = 0; j < pDepth->numVids; j++) {
if (pDefMap->pVisual->vid == pDepth->vids[j]
&& pDefMap->pVisual->class == TrueColor) {
cmap = pDefMap;
break;
}
if (!pVisual) {
for (k = 0; k < pScreen->numVisuals; k++) {
if (pScreen->visuals[k].class == TrueColor
&& pScreen->visuals[k].vid
== pDepth->vids[j]) {
pVisual = &pScreen->visuals[k];
break;
}
}
}
}
if (cmap)
break;
}
if (!cmap) {
CreateColormap(FakeClientID(0),pScreen,pVisual,&cmap,AllocNone,0);
}
return cmap;
}
static Bool
xxCreateScreenResources(ScreenPtr pScreen)
{
PixmapPtr pPix;
xxScrPriv(pScreen);
Bool ret;
PixmapPtr pPixmap;
BoxRec box;
int depth = pScrPriv->myDepth;
pointer pBits;
unwrap (pScrPriv,pScreen, CreateScreenResources);
ret = pScreen->CreateScreenResources(pScreen);
wrap(pScrPriv,pScreen,CreateScreenResources,xxCreateScreenResources);
if (!ret) return FALSE;
pScrPriv->pBits = NULL;
if (pScrPriv->addr)
pBits = pScrPriv->addr;
else
pBits = xalloc(pScreen->width * pScreen->height
* (BitsPerPixel(depth) >> 3));
if (!pBits) return FALSE;
pPixmap = (*pScreen->CreatePixmap)(pScreen, 0, 0, depth);
if (!pPixmap) {
xfree(pBits);
return FALSE;
}
if (!(*pScreen->ModifyPixmapHeader)(pPixmap, pScreen->width,
pScreen->height, depth,
BitsPerPixel(depth),
PixmapBytePad(pScreen->width, depth),
pBits)) {
xfree(pBits);
return FALSE;
}
if (pScreen->rootDepth == pScrPriv->myDepth) {
pPix = (PixmapPtr)pScreen->devPrivate;
if (!(*pScreen->ModifyPixmapHeader)(pPix, 0,0, pScrPriv->depth,
BitsPerPixel(pScrPriv->depth),
PixmapBytePad(pScreen->width,
pScrPriv->depth),
0)) {
xfree(pBits);
return FALSE;
}
}
pScrPriv->baseCmap = xxGetBaseColormap(pScreen);
pScrPriv->pBits = pBits;
pScrPriv->pPixmap = pPixmap;
box.x1 = 0;
box.y1 = 0;
box.x2 = pScreen->width;
box.y2 = pScreen->height;
REGION_NULL(pScreen, &pScrPriv->region);
REGION_INIT(pScreen, &pScrPriv->bRegion, &box, 0);
return TRUE;
}
static Bool
xxCloseScreen (int iScreen, ScreenPtr pScreen)
{
xxScrPriv(pScreen);
Bool ret;
(*pScreen->DestroyPixmap)(pScrPriv->pPixmap);
/* We don't need to free the baseColormap as FreeClientResourcess
will have taken care of it. */
REGION_UNINIT (pScreen, &pScrPriv->region);
unwrap (pScrPriv,pScreen, CloseScreen);
ret = pScreen->CloseScreen(iScreen,pScreen);
xfree(pScrPriv->pBits);
xfree(pScrPriv->InstalledCmaps);
xfree(pScrPriv);
return TRUE;
}
static Bool
xxMyVisual(ScreenPtr pScreen, VisualID vid)
{
xxScrPriv(pScreen);
DepthPtr pDepth = pScreen->allowedDepths;
int i,j;
for (i = 0; i < pScreen->numDepths; i++, pDepth++)
if (pDepth->depth == pScrPriv->myDepth) {
for (j = 0; j < pDepth->numVids; j++) {
if (vid == pDepth->vids[j]) {
return TRUE;
}
}
}
return FALSE;
}
static Bool
xxInitColormapDummy(ColormapPtr pmap, int index)
{
return TRUE;
}
static Bool
xxInitColormapPrivate(ColormapPtr pmap)
{
xxScrPriv(pmap->pScreen);
xxCmapPrivPtr pCmapPriv;
pointer cmap;
pmap->devPrivates[xxColormapPrivateIndex].ptr = (pointer) -1;
if (xxMyVisual(pmap->pScreen,pmap->pVisual->vid)) {
DBG("CreateColormap\n");
pCmapPriv = (xxCmapPrivPtr) xalloc (sizeof (xxCmapPrivRec));
if (!pCmapPriv)
return FALSE;
pmap->devPrivates[xxColormapPrivateIndex].ptr = (pointer) pCmapPriv;
cmap = xalloc(sizeof (CARD32) * (1 << pScrPriv->myDepth));
if (!cmap)
return FALSE;
memset(cmap,0,sizeof (CARD32) * (1 << pScrPriv->myDepth));
pCmapPriv->cmap = cmap;
pCmapPriv->dirty = FALSE;
pCmapPriv->pmap = pmap;
pCmapPriv->next = pScrPriv->Cmaps;
pScrPriv->Cmaps = pCmapPriv;
}
return TRUE;
}
static Bool
xxCreateColormap(ColormapPtr pmap)
{
xxScrPriv(pmap->pScreen);
Bool ret;
if (!xxInitColormapPrivate(pmap)) return FALSE;
unwrap(pScrPriv,pmap->pScreen, CreateColormap);
ret = pmap->pScreen->CreateColormap(pmap);
wrap(pScrPriv,pmap->pScreen,CreateColormap,xxCreateColormap);
return ret;
}
static int
xxCmapInstalled(ColormapPtr pmap)
{
xxScrPriv(pmap->pScreen);
int i;
for (i = 0; i < pScrPriv->numInstalledColormaps; i++)
if (pScrPriv->InstalledCmaps[i] == pmap)
break;
if (i == pScrPriv->numInstalledColormaps) /* not installed */
return -1;
return i;
}
static void
xxInstalledCmapDelete(ScreenPtr pScreen, int num)
{
xxScrPriv(pScreen);
int i;
pScrPriv->numInstalledColormaps--;
for (i = num; i < pScrPriv->numInstalledColormaps; i++)
pScrPriv->InstalledCmaps[i] = pScrPriv->InstalledCmaps[i+1];
}
static void
xxDestroyColormap(ColormapPtr pmap)
{
xxScrPriv(pmap->pScreen);
xxCmapPriv(pmap);
if (pCmapPriv != (pointer) -1) {
xxCmapPrivPtr tmpCmapPriv = pScrPriv->Cmaps;
xxCmapPrivPtr *prevCmapPriv = &pScrPriv->Cmaps;
int n;
DBG("DestroyColormap\n");
if ((n = xxCmapInstalled(pmap)) != -1)
xxInstalledCmapDelete(pmap->pScreen,n);
while (tmpCmapPriv) {
if (tmpCmapPriv->pmap == pmap) {
*prevCmapPriv = tmpCmapPriv->next;
break;
}
prevCmapPriv = &tmpCmapPriv->next;
tmpCmapPriv = tmpCmapPriv->next;
}
xfree(pCmapPriv->cmap);
xfree(pCmapPriv);
}
unwrap(pScrPriv,pmap->pScreen, DestroyColormap);
pmap->pScreen->DestroyColormap(pmap);
wrap(pScrPriv,pmap->pScreen,DestroyColormap,xxDestroyColormap);
}
#define Shift(v,d) ((d) < 0 ? ((v) >> (-d)) : ((v) << (d)))
static int
xxComputeCmapShift (unsigned long mask)
{
int shift;
unsigned long bit;
shift = 16;
bit = 0x80000000;
while (!(mask & bit))
{
shift--;
bit >>= 1;
}
return shift;
}
static void
xxStoreColors(ColormapPtr pmap, int nColors, xColorItem *pColors)
{
xxScrPriv(pmap->pScreen);
xxCmapPriv(pmap);
if (pCmapPriv != (pointer) -1) {
xColorItem *expanddefs;
int i;
VisualPtr bVisual;
int rs, gs, bs;
if (nColors == 0) return;
DBG("StoreColors\n");
expanddefs = ALLOCATE_LOCAL(sizeof(xColorItem)
* (1 << pScrPriv->myDepth));
if (!expanddefs) return;
bVisual = pScrPriv->bVisual;
DBG("StoreColors\n");
rs = xxComputeCmapShift(bVisual->redMask);
gs = xxComputeCmapShift(bVisual->greenMask);
bs = xxComputeCmapShift(bVisual->blueMask);
if ((pmap->pVisual->class | DynamicClass) == DirectColor) {
nColors = miExpandDirectColors(pmap, nColors, pColors, expanddefs);
pColors = expanddefs;
}
for (i = 0; i < nColors; i++) {
DBG_ARGS(("index: %i r 0x%x g 0x%x b 0x%x\n", pColors->pixel,
pColors->red, pColors->green, pColors->blue));
pCmapPriv->cmap[pColors->pixel] = MARK_DIRTY
| (Shift(pColors->red, rs) & bVisual->redMask)
| (Shift(pColors->green, gs) & bVisual->greenMask)
| (Shift(pColors->blue, bs) & bVisual->blueMask);
pColors++;
}
DEALLOCATE_LOCAL(expanddefs);
pCmapPriv->dirty = TRUE;
pScrPriv->colormapDirty = TRUE;
return;
}
unwrap(pScrPriv,pmap->pScreen, StoreColors);
pmap->pScreen->StoreColors(pmap,nColors,pColors);
wrap(pScrPriv,pmap->pScreen,StoreColors,xxStoreColors);
}
static void
xxInstallColormap(ColormapPtr pmap)
{
int i;
xxScrPriv(pmap->pScreen);
xxCmapPriv(pmap);
if (pCmapPriv != (pointer) -1) {
Pixel *pixels;
xrgb *colors;
int i;
VisualPtr pVisual;
xColorItem *defs;
DBG("InstallColormap\n");
if (xxCmapInstalled(pmap) != -1)
return;
if (!pScrPriv->numInstalledColormaps) {
unwrap(pScrPriv,pmap->pScreen, InstallColormap);
pmap->pScreen->InstallColormap(pScrPriv->baseCmap);
wrap(pScrPriv,pmap->pScreen,InstallColormap,xxInstallColormap);
}
pixels = ALLOCATE_LOCAL(sizeof(Pixel) * (1 << pScrPriv->myDepth));
colors = ALLOCATE_LOCAL(sizeof(xrgb) * (1 << pScrPriv->myDepth));
defs = ALLOCATE_LOCAL(sizeof(xColorItem) * (1 << pScrPriv->myDepth));
if (!pixels || !colors)
return;
/* if we have more than max installed delete the oldest */
if (pScrPriv->numInstalledColormaps == MAX_NUM_XX_INSTALLED_CMAPS)
xxInstalledCmapDelete(pmap->pScreen,0);
pScrPriv->InstalledCmaps[pScrPriv->numInstalledColormaps] = pmap;
pScrPriv->numInstalledColormaps++;
pVisual = pScrPriv->bVisual;
for (i = 0; i < (1 << pScrPriv->myDepth); i++)
pixels[i] = i;
QueryColors (pmap, (1 << pScrPriv->myDepth), pixels, colors);
for (i = 0; i < (1 << pScrPriv->myDepth); i++) {
defs[i].pixel = pixels[i];
defs[i].red = colors[i].red;
defs[i].green = colors[i].green;
defs[i].blue = colors[i].blue;
defs[i].flags = DoRed|DoGreen|DoBlue;
}
xxStoreColors(pmap,(1 << pScrPriv->myDepth),defs);
DEALLOCATE_LOCAL(pixels);
DEALLOCATE_LOCAL(colors);
DEALLOCATE_LOCAL(defs);
return;
}
for (i = pScrPriv->numInstalledColormaps; i ; i--)
WalkTree(pmap->pScreen, TellLostMap,
(char *)&pScrPriv->InstalledCmaps[i-1]->mid);
pScrPriv->numInstalledColormaps = 0;
unwrap(pScrPriv,pmap->pScreen, InstallColormap);
pmap->pScreen->InstallColormap(pmap);
wrap(pScrPriv,pmap->pScreen,InstallColormap,xxInstallColormap);
}
static void
xxUninstallColormap(ColormapPtr pmap)
{
xxScrPriv(pmap->pScreen);
xxCmapPriv(pmap);
if (pCmapPriv != (pointer) -1) {
int num;
if ((num = xxCmapInstalled(pmap)) == -1)
return;
DBG("UninstallColormap\n");
xxInstalledCmapDelete(pmap->pScreen,num);
return;
}
unwrap(pScrPriv,pmap->pScreen, UninstallColormap);
pmap->pScreen->UninstallColormap(pmap);
wrap(pScrPriv,pmap->pScreen,UninstallColormap,xxUninstallColormap);
}
static int
xxListInstalledColormaps(ScreenPtr pScreen, Colormap *pCmapIds)
{
int n,i;
xxScrPriv(pScreen);
unwrap(pScrPriv,pScreen, ListInstalledColormaps);
n = pScreen->ListInstalledColormaps(pScreen, pCmapIds);
wrap (pScrPriv,pScreen,ListInstalledColormaps,xxListInstalledColormaps);
pCmapIds += n;
for (i = 0; i < pScrPriv->numInstalledColormaps; i++) {
*pCmapIds++ = pScrPriv->InstalledCmaps[i]->mid;
n++;
}
return n;
}
static Bool
xxCreateWindow(WindowPtr pWin)
{
xxScrPriv(pWin->drawable.pScreen);
if (pWin->drawable.class != InputOutput
|| pScrPriv->myDepth != pWin->drawable.depth) {
Bool ret;
DBG("CreateWindow NoPseudo\n");
unwrap (pScrPriv, pWin->drawable.pScreen, CreateWindow);
ret = pWin->drawable.pScreen->CreateWindow(pWin);
wrap(pScrPriv, pWin->drawable.pScreen, CreateWindow, xxCreateWindow);
return ret;
}
DBG("CreateWindow\n");
pWin->devPrivates[fbWinPrivateIndex].ptr = (pointer) pScrPriv->pPixmap;
PRINT_RECTS(pScrPriv->region);
if (!pWin->parent) {
REGION_EMPTY (pWin->drawable.pScreen, &pScrPriv->region);
}
PRINT_RECTS(pScrPriv->region);
return TRUE;
}
static void
xxWalkChildren(WindowPtr pWin, RegionPtr pReg, PixmapPtr pPixmap)
{
WindowPtr pCurWin = pWin;
do {
if (fbGetWindowPixmap(pCurWin) == pPixmap) {
DBG("WalkWindow Add\n");
REGION_UNION(pWin->drawable.pScreen,pReg,pReg,
&pCurWin->borderClip);
} else {
DBG("WalkWindow Sub\n");
REGION_SUBTRACT(pWin->drawable.pScreen,pReg,pReg,
&pCurWin->borderClip);
}
if (pCurWin->lastChild)
xxWalkChildren(pCurWin->lastChild,pReg, pPixmap);
} while ((pCurWin = pCurWin->prevSib));
}
static void
xxPickMyWindows(WindowPtr pWin, RegionPtr pRgn)
{
ScreenPtr pScreen = pWin->drawable.pScreen;
xxScrPriv(pScreen);
if (fbGetWindowPixmap(pWin) == pScrPriv->pPixmap) {
REGION_UNION(pWin->drawable.pScreen,pRgn,pRgn,&pWin->borderClip);
}
if (pWin->lastChild)
xxWalkChildren(pWin->lastChild,pRgn,pScrPriv->pPixmap);
}
static void
xxCopyWindow(WindowPtr pWin,
DDXPointRec ptOldOrg,
RegionPtr prgnSrc)
{
ScreenPtr pScreen = pWin->drawable.pScreen;
xxScrPriv(pScreen);
RegionRec rgn;
RegionRec rgn_new;
int dx, dy;
PixmapPtr pPixmap = fbGetWindowPixmap(pWin);
DBG("xxCopyWindow\n");
dx = ptOldOrg.x - pWin->drawable.x;
dy = ptOldOrg.y - pWin->drawable.y;
REGION_NULL(pScreen, &rgn_new);
REGION_UNION(pScreen, &rgn_new,&rgn_new,prgnSrc);
REGION_TRANSLATE(pScreen,&rgn_new,-dx,-dy);
REGION_NULL(pScreen, &rgn);
xxPickMyWindows(pWin,&rgn);
unwrap (pScrPriv, pScreen, CopyWindow);
pWin->devPrivates[fbWinPrivateIndex].ptr = fbGetScreenPixmap(pScreen);
pScreen->CopyWindow(pWin, ptOldOrg, prgnSrc);
pWin->devPrivates[fbWinPrivateIndex].ptr = pPixmap;
wrap(pScrPriv, pScreen, CopyWindow, xxCopyWindow);
REGION_INTERSECT(pScreen,&rgn,&rgn,&rgn_new);
if (REGION_NOTEMPTY (pScreen,&rgn)) {
fbCopyRegion(&pScrPriv->pPixmap->drawable,&pScrPriv->pPixmap->drawable,
0,&rgn,dx,dy,fbCopyWindowProc,0,(void*)0);
REGION_TRANSLATE(pScreen,&rgn,dx,dy);
REGION_INTERSECT(pScreen,&rgn_new,&pScrPriv->region,&rgn);
REGION_SUBTRACT(pScreen,&pScrPriv->region,&pScrPriv->region,&rgn);
REGION_TRANSLATE(pScreen,&rgn_new,-dx,-dy);
REGION_UNION(pScreen,&pScrPriv->region,&pScrPriv->region,&rgn_new);
}
#if 1
REGION_UNINIT(pScreen,&rgn_new);
REGION_UNINIT(pScreen,&rgn);
#endif
}
static void
xxWindowExposures (WindowPtr pWin,
RegionPtr prgn,
RegionPtr other_exposed)
{
xxScrPriv(pWin->drawable.pScreen);
if (fbGetWindowPixmap(pWin) == pScrPriv->pPixmap) {
DBG("WindowExposures\n");
PRINT_RECTS(pScrPriv->region);
REGION_UNION(pWin->drawable.pScreen,&pScrPriv->region,
&pScrPriv->region,
prgn);
PRINT_RECTS(pScrPriv->region);
} else {
DBG("WindowExposures NonPseudo\n");
PRINT_RECTS(pScrPriv->region);
REGION_SUBTRACT(pWin->drawable.pScreen,&pScrPriv->region,
&pScrPriv->region,
prgn);
PRINT_RECTS(pScrPriv->region);
}
unwrap (pScrPriv, pWin->drawable.pScreen, WindowExposures);
pWin->drawable.pScreen->WindowExposures(pWin, prgn, other_exposed);
wrap(pScrPriv, pWin->drawable.pScreen, WindowExposures, xxWindowExposures);
}
static void
xxPaintWindow(WindowPtr pWin, RegionPtr pRegion, int what)
{
xxScrPriv(pWin->drawable.pScreen);
RegionRec rgni;
DBG("xxPaintWindow\n");
REGION_NULL (pWin->drawable.pScreen, &rgni);
#if 0
REGION_UNION (pWin->drawable.pScreen, &rgni, &rgni, &pWin->borderClip);
REGION_INTERSECT(pWin->drawable.pScreen, &rgni, &rgni, pRegion);
#else
REGION_UNION (pWin->drawable.pScreen, &rgni, &rgni, pRegion);
#endif
switch (what) {
case PW_BORDER:
REGION_SUBTRACT (pWin->drawable.pScreen, &rgni, &rgni, &pWin->winSize);
if (fbGetWindowPixmap(pWin) == pScrPriv->pPixmap) {
DBG("PaintWindowBorder\n");
REGION_UNION (pWin->drawable.pScreen, &pScrPriv->region,
&pScrPriv->region, &rgni);
} else {
DBG("PaintWindowBorder NoOverlay\n");
REGION_SUBTRACT (pWin->drawable.pScreen, &pScrPriv->region,
&pScrPriv->region, &rgni);
}
unwrap (pScrPriv, pWin->drawable.pScreen, PaintWindowBorder);
pWin->drawable.pScreen->PaintWindowBorder (pWin, pRegion, what);
wrap(pScrPriv, pWin->drawable.pScreen, PaintWindowBorder,
xxPaintWindow);
break;
case PW_BACKGROUND:
switch (pWin->backgroundState) {
case None:
break;
default:
REGION_INTERSECT (pWin->drawable.pScreen, &rgni,
&rgni,&pWin->winSize);
if (fbGetWindowPixmap(pWin) == pScrPriv->pPixmap) {
DBG("PaintWindowBackground\n");
REGION_UNION (pWin->drawable.pScreen, &pScrPriv->region,
&pScrPriv->region, &rgni);
} else {
DBG("PaintWindowBackground NoOverlay\n");
REGION_SUBTRACT (pWin->drawable.pScreen, &pScrPriv->region,
&pScrPriv->region, &rgni);
}
break;
}
unwrap (pScrPriv, pWin->drawable.pScreen, PaintWindowBackground);
pWin->drawable.pScreen->PaintWindowBackground (pWin, pRegion, what);
wrap(pScrPriv, pWin->drawable.pScreen, PaintWindowBackground,
xxPaintWindow);
break;
}
PRINT_RECTS(rgni);
PRINT_RECTS(pScrPriv->region);
#if 1
REGION_UNINIT(pWin->drawable.pScreen,&rgni);
#endif
}
static void
xxCopyPseudocolorRegion(ScreenPtr pScreen, RegionPtr pReg,
xxCmapPrivPtr pCmapPriv)
{
xxScrPriv(pScreen);
CARD32 mask = (1 << pScrPriv->myDepth) - 1;
int num = REGION_NUM_RECTS(pReg);
BoxPtr pbox = REGION_RECTS(pReg);
int width, height;
CARD8 *src;
CARD16 *dst, *dst_base;
int dst_stride;
register CARD32 *cmap = pCmapPriv->cmap;
register CARD8 *s;
register CARD16 *d;
int w;
fbPrepareAccess((DrawablePtr)pScreen->devPrivate);
dst_base = (CARD16*) ((PixmapPtr)pScreen->devPrivate)->devPrivate.ptr;
dst_stride = (int)((PixmapPtr)pScreen->devPrivate)->devKind
/ sizeof (CARD16);
while (num--) {
height = pbox->y2 - pbox->y1;
width = pbox->x2 - pbox->x1;
src = (unsigned char *) pScrPriv->pBits
+ (pbox->y1 * pScreen->width) + pbox->x1;
dst = dst_base + (pbox->y1 * dst_stride) + pbox->x1;
while (height--) {
w = width;
s = src;
d = dst;
while(w--) {
*(d++) = (CARD16)*(cmap + ((*(s++)) & mask));
}
src += pScreen->width;
dst += dst_stride;
}
pbox++;
}
fbFinishAccess(&((PixmapPtr)pScreen->devPrivate)->drawable);
}
static void
xxUpdateCmapPseudocolorRegion(ScreenPtr pScreen, RegionPtr pReg,
xxCmapPrivPtr pCmapPriv)
{
xxScrPriv(pScreen);
CARD32 mask = (1 << pScrPriv->myDepth) - 1;
int num = REGION_NUM_RECTS(pReg);
BoxPtr pbox = REGION_RECTS(pReg);
int width, height;
CARD8 *src;
CARD16 *dst, *dst_base;
int dst_stride;
register CARD32 val;
register CARD32 *cmap = pCmapPriv->cmap;
register CARD8 *s;
register CARD16 *d;
int w;
dst_base = (CARD16*) ((PixmapPtr)pScreen->devPrivate)->devPrivate.ptr;
dst_stride = (int)((PixmapPtr)pScreen->devPrivate)->devKind
/ sizeof (CARD16);
while (num--) {
height = pbox->y2 - pbox->y1;
width = pbox->x2 - pbox->x1;
src = (unsigned char *) pScrPriv->pBits
+ (pbox->y1 * pScreen->width) + pbox->x1;
dst = dst_base + (pbox->y1 * dst_stride) + pbox->x1;
while (height--) {
w = width;
s = src;
d = dst;
while(w--) {
val = *(cmap + ((*(s++)) & mask));
if (val & MARK_DIRTY) {
*d = (CARD16) val;
}
d++;
}
src += pScreen->width;
dst += dst_stride;
}
pbox++;
}
}
static void
xxGetWindowRegion(WindowPtr pWin,RegionPtr winreg)
{
REGION_NULL(pWin->drawable.pScreen,winreg);
/* get visible part of the border ...Argh */
REGION_SUBTRACT(pWin->drawable.pScreen,winreg,&pWin->borderSize,
&pWin->winSize);
REGION_INTERSECT(pWin->drawable.pScreen,winreg,winreg,
&pWin->borderClip);
/* add window interior excluding children */
REGION_UNION(pWin->drawable.pScreen,winreg,winreg,
&pWin->clipList);
}
static int
xxUpdateRegion(WindowPtr pWin, pointer unused)
{
ScreenPtr pScreen = pWin->drawable.pScreen;
xxScrPriv(pScreen);
ColormapPtr pmap = (pointer) -1;
RegionRec winreg, rgni;
if (pScrPriv->myDepth == pWin->drawable.depth) {
xxCmapPrivPtr pCmapPriv = (pointer)-1;
xxGetWindowRegion(pWin,&winreg);
if (pScrPriv->colormapDirty) {
pmap = (ColormapPtr)LookupIDByType(wColormap(pWin),RT_COLORMAP);
if (!pmap)
goto CONTINUE; /* return ? */
pCmapPriv = xxGetCmapPriv(pmap);
if (pCmapPriv == (pointer) -1)
return WT_WALKCHILDREN;
if (!pCmapPriv->dirty)
goto CONTINUE;
REGION_NULL (pScreen, &rgni);
/* This will be taken care of when damaged regions are updated */
REGION_SUBTRACT(pScreen, &rgni, &winreg, &pScrPriv->region);
if (REGION_NOTEMPTY (pScreen,&rgni))
xxUpdateCmapPseudocolorRegion(pScreen,&rgni, pCmapPriv);
}
CONTINUE: