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e34f31762e
xserver-multidpi/exa/exa.c
Zack Rusin e34f31762e This fixes the close screen mess (crash reported by Thomas). Also hide the 
private Exa screen definition. Properly cleanup on screen close and do
    not delete the private screen in the DriverFini call.
2005-07-04 14:15:57 +00:00

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/*
* Copyright © 2001 Keith Packard
*
* Partly based on code that is Copyright © The XFree86 Project Inc.
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation, and that the name of Keith Packard not be used in
* advertising or publicity pertaining to distribution of the software without
* specific, written prior permission. Keith Packard makes no
* representations about the suitability of this software for any purpose. It
* is provided "as is" without express or implied warranty.
*
* KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL KEITH PACKARD BE LIABLE 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.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "exaPriv.h"
#include <X11/fonts/fontstruct.h>
#include "dixfontstr.h"
#include "xf86str.h"
#include "xf86.h"
#include "exa.h"
#define DEBUG_MIGRATE 0
#define DEBUG_PIXMAP 0
#if DEBUG_MIGRATE
#define DBG_MIGRATE(a) ErrorF a
#else
#define DBG_MIGRATE(a)
#endif
#if DEBUG_PIXMAP
#define DBG_PIXMAP(a) ErrorF a
#else
#define DBG_PIXMAP(a)
#endif
#define STRACE
#define TRACE
int exaGeneration;
int exaScreenPrivateIndex;
int exaPixmapPrivateIndex;
#define EXA_PIXMAP_SCORE_MOVE_IN 10
#define EXA_PIXMAP_SCORE_MAX 20
#define EXA_PIXMAP_SCORE_MOVE_OUT -10
#define EXA_PIXMAP_SCORE_MIN -20
#define EXA_PIXMAP_SCORE_PINNED 1000
#define EXA_PIXMAP_SCORE_INIT 1001
void
exaDrawableDirty (DrawablePtr pDrawable)
{
PixmapPtr pPixmap;
ExaPixmapPrivPtr pExaPixmap;
if (pDrawable->type == DRAWABLE_WINDOW)
pPixmap = (*pDrawable->pScreen->GetWindowPixmap)((WindowPtr) pDrawable);
else
pPixmap = (PixmapPtr)pDrawable;
pExaPixmap = ExaGetPixmapPriv(pPixmap);
if (pExaPixmap != NULL)
pExaPixmap->dirty = TRUE;
}
static void
exaPixmapSave (ScreenPtr pScreen, ExaOffscreenArea *area)
{
PixmapPtr pPixmap = area->privData;
ExaScreenPriv (pScreen);
ExaPixmapPriv(pPixmap);
int dst_pitch, src_pitch, bytes;
char *dst, *src;
int i;
DBG_MIGRATE (("Save 0x%08p (0x%p) (%dx%d)\n",
(void*)pPixmap->drawable.id,
(void*)(ExaGetPixmapPriv(pPixmap)->area ?
ExaGetPixmapPriv(pPixmap)->area->offset : 0),
pPixmap->drawable.width,
pPixmap->drawable.height));
src_pitch = pPixmap->devKind;
dst_pitch = pExaPixmap->devKind;
src = pPixmap->devPrivate.ptr;
dst = pExaPixmap->devPrivate.ptr;
if (pExaScr->info->accel.DownloadFromScreen)
{
if (pExaScr->info->accel.DownloadFromScreen(pPixmap,
pPixmap->drawable.x,
pPixmap->drawable.y,
pPixmap->drawable.width,
pPixmap->drawable.height,
dst,
dst_pitch)) {
pPixmap->devKind = dst_pitch;
pPixmap->devPrivate.ptr = dst;
pPixmap->drawable.serialNumber = NEXT_SERIAL_NUMBER;
pExaPixmap->area = NULL;
return;
}
}
pPixmap->devKind = dst_pitch;
pPixmap->devPrivate.ptr = dst;
pPixmap->drawable.serialNumber = NEXT_SERIAL_NUMBER;
pExaPixmap->area = NULL;
#if 0
if (!pExaPixmap->dirty)
return;
#endif
exaWaitSync (pPixmap->drawable.pScreen);
bytes = src_pitch < dst_pitch ? src_pitch : dst_pitch;
i = pPixmap->drawable.height;
while (i--) {
memcpy (dst, src, bytes);
dst += dst_pitch;
src += src_pitch;
}
}
static int
exaLog2(int val)
{
int bits;
if (!val)
return 0;
for (bits = 0; val != 0; bits++)
val >>= 1;
return bits - 1;
}
static Bool
exaPixmapAllocArea (PixmapPtr pPixmap)
{
ScreenPtr pScreen = pPixmap->drawable.pScreen;
ExaScreenPriv (pScreen);
ExaPixmapPriv (pPixmap);
int bpp = pPixmap->drawable.bitsPerPixel;
CARD16 h = pPixmap->drawable.height;
CARD16 w = pPixmap->drawable.width;
int pitch;
if (pExaScr->info->card.flags & EXA_OFFSCREEN_ALIGN_POT && w != 1)
w = 1 << (exaLog2(w - 1) + 1);
pitch = (w * bpp / 8 + pExaScr->info->card.offscreenPitch - 1) &
~(pExaScr->info->card.offscreenPitch - 1);
ErrorF("allocating pixmap with pitch = %d, bpp = %d, byteAlign = %d\n",
pitch, bpp, pExaScr->info->card.offscreenByteAlign);
pExaPixmap->devKind = pPixmap->devKind;
pExaPixmap->devPrivate = pPixmap->devPrivate;
pExaPixmap->area = exaOffscreenAlloc (pScreen, pitch * h,
pExaScr->info->card.offscreenByteAlign,
FALSE,
exaPixmapSave, (pointer) pPixmap);
if (!pExaPixmap->area)
return FALSE;
DBG_PIXMAP(("++ 0x%p (0x%p) (%dx%d)\n",
(void*)pPixmap->drawable.id,
(void*)(ExaGetPixmapPriv(pPixmap)->area ?
ExaGetPixmapPriv(pPixmap)->area->offset : 0),
pPixmap->drawable.width,
pPixmap->drawable.height));
pPixmap->devKind = pitch;
pPixmap->devPrivate.ptr = (pointer) ((CARD8 *) pExaScr->info->card.memoryBase + pExaPixmap->area->offset);
pPixmap->drawable.serialNumber = NEXT_SERIAL_NUMBER;
return TRUE;
}
void
exaMoveInPixmap (PixmapPtr pPixmap)
{
ScreenPtr pScreen = pPixmap->drawable.pScreen;
ExaScreenPriv (pScreen);
ExaPixmapPriv (pPixmap);
int dst_pitch, src_pitch, bytes;
char *dst, *src;
int i;
DBG_MIGRATE (("-> 0x%p (0x%p) (%dx%d)\n",
(void*)pPixmap->drawable.id,
(void*)(ExaGetPixmapPriv(pPixmap)->area ?
ExaGetPixmapPriv(pPixmap)->area->offset : 0),
pPixmap->drawable.width,
pPixmap->drawable.height));
src = pPixmap->devPrivate.ptr;
src_pitch = pPixmap->devKind;
if (!exaPixmapAllocArea (pPixmap))
return;
pExaPixmap->dirty = FALSE;
if (pExaScr->info->accel.UploadToScreen)
{
if (pExaScr->info->accel.UploadToScreen(pPixmap, src, src_pitch))
return;
}
dst = pPixmap->devPrivate.ptr;
dst_pitch = pPixmap->devKind;
bytes = src_pitch < dst_pitch ? src_pitch : dst_pitch;
exaWaitSync (pPixmap->drawable.pScreen);
i = pPixmap->drawable.height;
DBG_PIXMAP(("dst = %p, src = %p,(%d, %d) height = %d, mem_base = %p, offset = %d\n",
dst, src, dst_pitch, src_pitch,
i, pExaScr->info->card.memoryBase, ExaGetPixmapPriv(pPixmap)->area->offset));
while (i--) {
memcpy (dst, src, bytes);
dst += dst_pitch;
src += src_pitch;
}
DBG_PIXMAP("done\n");
}
static void
exaMoveOutPixmap (PixmapPtr pPixmap)
{
ExaPixmapPriv (pPixmap);
ExaOffscreenArea *area = pExaPixmap->area;
DBG_MIGRATE (("<- 0x%p (0x%p) (%dx%d)\n",
(void*)pPixmap->drawable.id,
(void*)(ExaGetPixmapPriv(pPixmap)->area ?
ExaGetPixmapPriv(pPixmap)->area->offset : 0),
pPixmap->drawable.width,
pPixmap->drawable.height));
STRACE;
if (area)
{
exaPixmapSave (pPixmap->drawable.pScreen, area);
exaOffscreenFree (pPixmap->drawable.pScreen, area);
}
}
void
exaPixmapUseScreen (PixmapPtr pPixmap)
{
ExaPixmapPriv (pPixmap);
STRACE;
if (pExaPixmap->score == EXA_PIXMAP_SCORE_PINNED)
return;
if (pExaPixmap->score == EXA_PIXMAP_SCORE_INIT) {
exaMoveInPixmap(pPixmap);
pExaPixmap->score = 0;
}
if (pExaPixmap->score < EXA_PIXMAP_SCORE_MAX)
{
pExaPixmap->score++;
if (!exaPixmapIsOffscreen(pPixmap) &&
pExaPixmap->score >= EXA_PIXMAP_SCORE_MOVE_IN)
exaMoveInPixmap (pPixmap);
}
ExaOffscreenMarkUsed (pPixmap);
}
void
exaPixmapUseMemory (PixmapPtr pPixmap)
{
ExaPixmapPriv (pPixmap);
if (pExaPixmap->score == EXA_PIXMAP_SCORE_PINNED)
return;
if (pExaPixmap->score == EXA_PIXMAP_SCORE_INIT)
pExaPixmap->score = 0;
if (pExaPixmap->score > EXA_PIXMAP_SCORE_MIN)
{
pExaPixmap->score--;
if (pExaPixmap->area &&
pExaPixmap->score <= EXA_PIXMAP_SCORE_MOVE_OUT)
exaMoveOutPixmap (pPixmap);
}
}
static Bool
exaDestroyPixmap (PixmapPtr pPixmap)
{
if (pPixmap->refcnt == 1)
{
ExaPixmapPriv (pPixmap);
if (pExaPixmap->area)
{
DBG_PIXMAP(("-- 0x%p (0x%x) (%dx%d)\n",
(void*)pPixmap->drawable.id,
ExaGetPixmapPriv(pPixmap)->area->offset,
pPixmap->drawable.width,
pPixmap->drawable.height));
/* Free the offscreen area */
exaOffscreenFree (pPixmap->drawable.pScreen, pExaPixmap->area);
pPixmap->devPrivate = pExaPixmap->devPrivate;
pPixmap->devKind = pExaPixmap->devKind;
}
}
return fbDestroyPixmap (pPixmap);
}
static PixmapPtr
exaCreatePixmap(ScreenPtr pScreen, int w, int h, int depth)
{
PixmapPtr pPixmap;
ExaPixmapPrivPtr pExaPixmap;
int bpp;
bpp = BitsPerPixel (depth);
if (bpp == 32 && depth == 24)
{
int format;
ScrnInfoPtr pScrn = XF86SCRNINFO(pScreen);
for (format = 0; format < MAXFORMATS && pScrn->formats[format].depth; ++format)
if (pScrn->formats[format].depth == 24)
{
bpp = pScrn->formats[format].bitsPerPixel;
break;
}
}
ErrorF("Creating a pixmap on %d display, with %d bpp\n", depth, bpp);
pPixmap = fbCreatePixmapBpp (pScreen, w, h, depth, bpp);
if (!pPixmap)
return NULL;
pExaPixmap = ExaGetPixmapPriv(pPixmap);
if (!w || !h)
pExaPixmap->score = EXA_PIXMAP_SCORE_PINNED;
else
pExaPixmap->score = EXA_PIXMAP_SCORE_INIT;
pExaPixmap->area = NULL;
pExaPixmap->dirty = FALSE;
return pPixmap;
}
Bool
exaPixmapIsOffscreen(PixmapPtr p)
{
ScreenPtr pScreen = p->drawable.pScreen;
ExaScreenPriv(pScreen);
STRACE;
return ((unsigned long) ((CARD8 *) p->devPrivate.ptr -
(CARD8 *) pExaScr->info->card.memoryBase) <
pExaScr->info->card.memorySize);
}
PixmapPtr
exaGetOffscreenPixmap (DrawablePtr pDrawable, int *xp, int *yp)
{
PixmapPtr pPixmap;
int x, y;
STRACE;
if (pDrawable->type == DRAWABLE_WINDOW) {
pPixmap = (*pDrawable->pScreen->GetWindowPixmap) ((WindowPtr) pDrawable);
#ifdef COMPOSITE
x = -pPixmap->screen_x;
y = -pPixmap->screen_y;
#else
x = 0;
y = 0;
#endif
}
else
{
pPixmap = (PixmapPtr) pDrawable;
x = 0;
y = 0;
}
*xp = x;
*yp = y;
if (exaPixmapIsOffscreen (pPixmap))
return pPixmap;
else
return NULL;
}
Bool
exaDrawableIsOffscreen (DrawablePtr pDrawable)
{
PixmapPtr pPixmap;
STRACE;
if (pDrawable->type == DRAWABLE_WINDOW)
pPixmap = (*pDrawable->pScreen->GetWindowPixmap) ((WindowPtr) pDrawable);
else
pPixmap = (PixmapPtr) pDrawable;
return exaPixmapIsOffscreen (pPixmap);
}
#if 0
static void
exaFillTiled(int dst_x,
int dst_y,
int width,
int height,
int src_x,
int src_y,
int src_width,
int src_height,
void (*Copy) (int srcX,
int srcY,
int dstX,
int dstY,
int width,
int height))
{
modulus (src_x, src_width, src_x);
modulus (src_y, src_height, src_y);
while (height)
{
int dst_x_tmp = dst_x;
int src_x_tmp = src_x;
int width_tmp = width;
int height_left = src_height - src_y;
int height_this = min (height, height_left);
while (width_tmp)
{
int width_left = src_width - src_x_tmp;
int width_this = min (width_tmp, width_left);
(*Copy) (src_x_tmp, src_y,
dst_x_tmp, dst_y,
width_this, height_this);
width_tmp -= width_this;
dst_x_tmp += width_this;
}
height -= height_this;
dst_y += height_this;
src_y = 0;
}
}
#endif
static void
exaFillSpans(DrawablePtr pDrawable, GCPtr pGC, int n,
DDXPointPtr ppt, int *pwidth, int fSorted)
{
ScreenPtr pScreen = pDrawable->pScreen;
ExaScreenPriv (pScreen);
RegionPtr pClip = fbGetCompositeClip(pGC);
PixmapPtr pPixmap;
BoxPtr pextent, pbox;
int nbox;
int extentX1, extentX2, extentY1, extentY2;
int fullX1, fullX2, fullY1;
int partX1, partX2;
int off_x, off_y;
STRACE;
if (pGC->fillStyle != FillSolid ||
!(pPixmap = exaGetOffscreenPixmap (pDrawable, &off_x, &off_y)) ||
!(*pExaScr->info->accel.PrepareSolid) (pPixmap,
pGC->alu,
pGC->planemask,
pGC->fgPixel))
{
ExaCheckFillSpans (pDrawable, pGC, n, ppt, pwidth, fSorted);
return;
}
pextent = REGION_EXTENTS(pGC->pScreen, pClip);
extentX1 = pextent->x1;
extentY1 = pextent->y1;
extentX2 = pextent->x2;
extentY2 = pextent->y2;
while (n--)
{
fullX1 = ppt->x;
fullY1 = ppt->y;
fullX2 = fullX1 + (int) *pwidth;
ppt++;
pwidth++;
if (fullY1 < extentY1 || extentY2 <= fullY1)
continue;
if (fullX1 < extentX1)
fullX1 = extentX1;
if (fullX2 > extentX2)
fullX2 = extentX2;
if (fullX1 >= fullX2)
continue;
nbox = REGION_NUM_RECTS (pClip);
if (nbox == 1)
{
(*pExaScr->info->accel.Solid) (pPixmap,
fullX1 + off_x, fullY1 + off_y,
fullX2 + off_x, fullY1 + 1 + off_y);
}
else
{
pbox = REGION_RECTS(pClip);
while(nbox--)
{
if (pbox->y1 <= fullY1 && fullY1 < pbox->y2)
{
partX1 = pbox->x1;
if (partX1 < fullX1)
partX1 = fullX1;
partX2 = pbox->x2;
if (partX2 > fullX2)
partX2 = fullX2;
if (partX2 > partX1)
(*pExaScr->info->accel.Solid) (pPixmap,
partX1 + off_x, fullY1 + off_y,
partX2 + off_x, fullY1 + 1 + off_y);
}
pbox++;
}
}
}
(*pExaScr->info->accel.DoneSolid) (pPixmap);
exaDrawableDirty (pDrawable);
exaMarkSync(pScreen);
}
void
exaCopyNtoN (DrawablePtr pSrcDrawable,
DrawablePtr pDstDrawable,
GCPtr pGC,
BoxPtr pbox,
int nbox,
int dx,
int dy,
Bool reverse,
Bool upsidedown,
Pixel bitplane,
void *closure)
{
ExaScreenPriv (pDstDrawable->pScreen);
PixmapPtr pSrcPixmap, pDstPixmap;
int src_off_x, src_off_y;
int dst_off_x, dst_off_y;
STRACE;
/* Migrate pixmaps to same place as destination */
if (pSrcDrawable->type == DRAWABLE_PIXMAP) {
if (exaDrawableIsOffscreen (pDstDrawable))
exaPixmapUseScreen ((PixmapPtr) pSrcDrawable);
else
exaPixmapUseMemory ((PixmapPtr) pSrcDrawable);
}
if ((pSrcPixmap = exaGetOffscreenPixmap (pSrcDrawable, &src_off_x, &src_off_y)) &&
(pDstPixmap = exaGetOffscreenPixmap (pDstDrawable, &dst_off_x, &dst_off_y)) &&
(*pExaScr->info->accel.PrepareCopy) (pSrcPixmap,
pDstPixmap,
dx,
dy,
pGC ? pGC->alu : GXcopy,
pGC ? pGC->planemask : FB_ALLONES))
{
while (nbox--)
{
(*pExaScr->info->accel.Copy) (pDstPixmap,
pbox->x1 + dx + src_off_x,
pbox->y1 + dy + src_off_y,
pbox->x1 + dst_off_x, pbox->y1 + dst_off_y,
pbox->x2 - pbox->x1,
pbox->y2 - pbox->y1);
pbox++;
}
(*pExaScr->info->accel.DoneCopy) (pDstPixmap);
exaMarkSync(pDstDrawable->pScreen);
}
else
{
exaWaitSync (pDstDrawable->pScreen);
fbCopyNtoN (pSrcDrawable, pDstDrawable, pGC,
pbox, nbox, dx, dy, reverse, upsidedown,
bitplane, closure);
}
exaDrawableDirty (pDstDrawable);
}
static RegionPtr
exaCopyArea(DrawablePtr pSrcDrawable, DrawablePtr pDstDrawable, GCPtr pGC,
int srcx, int srcy, int width, int height, int dstx, int dsty)
{
return fbDoCopy (pSrcDrawable, pDstDrawable, pGC,
srcx, srcy, width, height,
dstx, dsty, exaCopyNtoN, 0, 0);
}
static void
exaPolyFillRect(DrawablePtr pDrawable,
GCPtr pGC,
int nrect,
xRectangle *prect)
{
ExaScreenPriv (pDrawable->pScreen);
RegionPtr pClip = fbGetCompositeClip(pGC);
PixmapPtr pPixmap;
register BoxPtr pbox;
BoxPtr pextent;
int extentX1, extentX2, extentY1, extentY2;
int fullX1, fullX2, fullY1, fullY2;
int partX1, partX2, partY1, partY2;
int xoff, yoff;
int xorg, yorg;
int n;
STRACE;
if (pGC->fillStyle != FillSolid ||
!(pPixmap = exaGetOffscreenPixmap (pDrawable, &xoff, &yoff)) ||
!(*pExaScr->info->accel.PrepareSolid) (pPixmap,
pGC->alu,
pGC->planemask,
pGC->fgPixel))
{
ExaCheckPolyFillRect (pDrawable, pGC, nrect, prect);
return;
}
xorg = pDrawable->x;
yorg = pDrawable->y;
pextent = REGION_EXTENTS(pGC->pScreen, pClip);
extentX1 = pextent->x1;
extentY1 = pextent->y1;
extentX2 = pextent->x2;
extentY2 = pextent->y2;
while (nrect--)
{
fullX1 = prect->x + xorg;
fullY1 = prect->y + yorg;
fullX2 = fullX1 + (int) prect->width;
fullY2 = fullY1 + (int) prect->height;
prect++;
if (fullX1 < extentX1)
fullX1 = extentX1;
if (fullY1 < extentY1)
fullY1 = extentY1;
if (fullX2 > extentX2)
fullX2 = extentX2;
if (fullY2 > extentY2)
fullY2 = extentY2;
if ((fullX1 >= fullX2) || (fullY1 >= fullY2))
continue;
n = REGION_NUM_RECTS (pClip);
if (n == 1)
{
(*pExaScr->info->accel.Solid) (pPixmap,
fullX1 + xoff, fullY1 + yoff,
fullX2 + xoff, fullY2 + yoff);
}
else
{
pbox = REGION_RECTS(pClip);
/*
* clip the rectangle to each box in the clip region
* this is logically equivalent to calling Intersect()
*/
while(n--)
{
partX1 = pbox->x1;
if (partX1 < fullX1)
partX1 = fullX1;
partY1 = pbox->y1;
if (partY1 < fullY1)
partY1 = fullY1;
partX2 = pbox->x2;
if (partX2 > fullX2)
partX2 = fullX2;
partY2 = pbox->y2;
if (partY2 > fullY2)
partY2 = fullY2;
pbox++;
if (partX1 < partX2 && partY1 < partY2)
(*pExaScr->info->accel.Solid) (pPixmap,
partX1 + xoff, partY1 + yoff,
partX2 + xoff, partY2 + yoff);
}
}
}
(*pExaScr->info->accel.DoneSolid) (pPixmap);
exaDrawableDirty (pDrawable);
exaMarkSync(pDrawable->pScreen);
}
static void
exaSolidBoxClipped (DrawablePtr pDrawable,
RegionPtr pClip,
FbBits pm,
FbBits fg,
int x1,
int y1,
int x2,
int y2)
{
ExaScreenPriv (pDrawable->pScreen);
PixmapPtr pPixmap;
BoxPtr pbox;
int nbox;
int xoff, yoff;
int partX1, partX2, partY1, partY2;
STRACE;
if (!(pPixmap = exaGetOffscreenPixmap (pDrawable, &xoff, &yoff)) ||
!(*pExaScr->info->accel.PrepareSolid) (pPixmap, GXcopy, pm, fg))
{
exaWaitSync (pDrawable->pScreen);
fg = fbReplicatePixel (fg, pDrawable->bitsPerPixel);
fbSolidBoxClipped (pDrawable, pClip, x1, y1, x2, y2,
fbAnd (GXcopy, fg, pm),
fbXor (GXcopy, fg, pm));
exaDrawableDirty (pDrawable);
return;
}
for (nbox = REGION_NUM_RECTS(pClip), pbox = REGION_RECTS(pClip);
nbox--;
pbox++)
{
partX1 = pbox->x1;
if (partX1 < x1)
partX1 = x1;
partX2 = pbox->x2;
if (partX2 > x2)
partX2 = x2;
if (partX2 <= partX1)
continue;
partY1 = pbox->y1;
if (partY1 < y1)
partY1 = y1;
partY2 = pbox->y2;
if (partY2 > y2)
partY2 = y2;
if (partY2 <= partY1)
continue;
(*pExaScr->info->accel.Solid) (pPixmap,
partX1 + xoff, partY1 + yoff,
partX2 + xoff, partY2 + yoff);
}
(*pExaScr->info->accel.DoneSolid) (pPixmap);
exaDrawableDirty (pDrawable);
exaMarkSync(pDrawable->pScreen);
}
static void
exaImageGlyphBlt (DrawablePtr pDrawable,
GCPtr pGC,
int x,
int y,
unsigned int nglyph,
CharInfoPtr *ppciInit,
pointer pglyphBase)
{
FbGCPrivPtr pPriv = fbGetGCPrivate(pGC);
CharInfoPtr *ppci;
CharInfoPtr pci;
unsigned char *pglyph; /* pointer bits in glyph */
int gWidth, gHeight; /* width and height of glyph */
FbStride gStride; /* stride of glyph */
Bool opaque;
int n;
int gx, gy;
void (*glyph) (FbBits *,
FbStride,
int,
FbStip *,
FbBits,
int,
int);
FbBits *dst;
FbStride dstStride;
int dstBpp;
int dstXoff, dstYoff;
FbBits depthMask;
STRACE;
depthMask = FbFullMask(pDrawable->depth);
if ((pGC->planemask & depthMask) != depthMask)
{
ExaCheckImageGlyphBlt(pDrawable, pGC, x, y, nglyph, ppciInit, pglyphBase);
return;
}
glyph = 0;
fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
switch (dstBpp) {
case 8: glyph = fbGlyph8; break;
case 16: glyph = fbGlyph16; break;
case 24: glyph = fbGlyph24; break;
case 32: glyph = fbGlyph32; break;
}
x += pDrawable->x;
y += pDrawable->y;
if (TERMINALFONT (pGC->font) && !glyph)
{
opaque = TRUE;
}
else
{
int xBack, widthBack;
int yBack, heightBack;
ppci = ppciInit;
n = nglyph;
widthBack = 0;
while (n--)
widthBack += (*ppci++)->metrics.characterWidth;
xBack = x;
if (widthBack < 0)
{
xBack += widthBack;
widthBack = -widthBack;
}
yBack = y - FONTASCENT(pGC->font);
heightBack = FONTASCENT(pGC->font) + FONTDESCENT(pGC->font);
exaSolidBoxClipped (pDrawable,
fbGetCompositeClip(pGC),
pGC->planemask,
pGC->bgPixel,
xBack,
yBack,
xBack + widthBack,
yBack + heightBack);
opaque = FALSE;
}
exaWaitSync (pDrawable->pScreen);
exaDrawableDirty (pDrawable);
ppci = ppciInit;
while (nglyph--)
{
pci = *ppci++;
pglyph = FONTGLYPHBITS(pglyphBase, pci);
gWidth = GLYPHWIDTHPIXELS(pci);
gHeight = GLYPHHEIGHTPIXELS(pci);
if (gWidth && gHeight)
{
gx = x + pci->metrics.leftSideBearing;
gy = y - pci->metrics.ascent;
if (glyph && gWidth <= sizeof (FbStip) * 8 &&
fbGlyphIn (fbGetCompositeClip(pGC), gx, gy, gWidth, gHeight))
{
(*glyph) (dst + (gy + dstYoff) * dstStride,
dstStride,
dstBpp,
(FbStip *) pglyph,
pPriv->fg,
gx + dstXoff,
gHeight);
}
else
{
gStride = GLYPHWIDTHBYTESPADDED(pci) / sizeof (FbStip);
fbPutXYImage (pDrawable,
fbGetCompositeClip(pGC),
pPriv->fg,
pPriv->bg,
pPriv->pm,
GXcopy,
opaque,
gx,
gy,
gWidth, gHeight,
(FbStip *) pglyph,
gStride,
0);
}
}
x += pci->metrics.characterWidth;
}
}
static const GCOps exaOps = {
exaFillSpans,
ExaCheckSetSpans,
ExaCheckPutImage,
exaCopyArea,
ExaCheckCopyPlane,
ExaCheckPolyPoint,
ExaCheckPolylines,
ExaCheckPolySegment,
miPolyRectangle,
ExaCheckPolyArc,
miFillPolygon,
exaPolyFillRect,
miPolyFillArc,
miPolyText8,
miPolyText16,
miImageText8,
miImageText16,
exaImageGlyphBlt,
ExaCheckPolyGlyphBlt,
ExaCheckPushPixels,
#ifdef NEED_LINEHELPER
,NULL
#endif
};
static void
exaValidateGC (GCPtr pGC, Mask changes, DrawablePtr pDrawable)
{
fbValidateGC (pGC, changes, pDrawable);
if (exaDrawableIsOffscreen (pDrawable))
pGC->ops = (GCOps *) &exaOps;
else
pGC->ops = (GCOps *) &exaAsyncPixmapGCOps;
}
GCFuncs exaGCFuncs = {
exaValidateGC,
miChangeGC,
miCopyGC,
miDestroyGC,
miChangeClip,
miDestroyClip,
miCopyClip
};
static int
exaCreateGC (GCPtr pGC)
{
STRACE;
if (!fbCreateGC (pGC))
return FALSE;
pGC->funcs = &exaGCFuncs;
return TRUE;
}
static void
exaCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc)
{
RegionRec rgnDst;
int dx, dy;
PixmapPtr pPixmap = (*pWin->drawable.pScreen->GetWindowPixmap) (pWin);
STRACE;
dx = ptOldOrg.x - pWin->drawable.x;
dy = ptOldOrg.y - pWin->drawable.y;
REGION_TRANSLATE(pWin->drawable.pScreen, prgnSrc, -dx, -dy);
REGION_INIT (pWin->drawable.pScreen, &rgnDst, NullBox, 0);
REGION_INTERSECT(pWin->drawable.pScreen, &rgnDst, &pWin->borderClip, prgnSrc);
#ifdef COMPOSITE
if (pPixmap->screen_x || pPixmap->screen_y)
REGION_TRANSLATE (pWin->drawable.pScreen, &rgnDst,
-pPixmap->screen_x, -pPixmap->screen_y);
#endif
fbCopyRegion (&pPixmap->drawable, &pPixmap->drawable,
0,
&rgnDst, dx, dy, exaCopyNtoN, 0, 0);
REGION_UNINIT(pWin->drawable.pScreen, &rgnDst);
}
static void
exaFillRegionSolid (DrawablePtr pDrawable,
RegionPtr pRegion,
Pixel pixel)
{
ExaScreenPriv(pDrawable->pScreen);
PixmapPtr pPixmap;
int xoff, yoff;
STRACE;
if ((pPixmap = exaGetOffscreenPixmap (pDrawable, &xoff, &yoff)) &&
(*pExaScr->info->accel.PrepareSolid) (pPixmap, GXcopy, FB_ALLONES, pixel))
{
int nbox = REGION_NUM_RECTS (pRegion);
BoxPtr pBox = REGION_RECTS (pRegion);
while (nbox--)
{
(*pExaScr->info->accel.Solid) (pPixmap,
pBox->x1 + xoff, pBox->y1 + yoff,
pBox->x2 + xoff, pBox->y2 + yoff);
pBox++;
}
(*pExaScr->info->accel.DoneSolid) (pPixmap);
exaMarkSync(pDrawable->pScreen);
}
else
{
exaWaitSync (pDrawable->pScreen);
fbFillRegionSolid (pDrawable, pRegion, 0,
fbReplicatePixel (pixel, pDrawable->bitsPerPixel));
}
exaDrawableDirty (pDrawable);
}
static void
exaPaintWindow(WindowPtr pWin, RegionPtr pRegion, int what)
{
STRACE;
if (!REGION_NUM_RECTS(pRegion))
return;
switch (what) {
case PW_BACKGROUND:
switch (pWin->backgroundState) {
case None:
return;
case ParentRelative:
do {
pWin = pWin->parent;
} while (pWin->backgroundState == ParentRelative);
(*pWin->drawable.pScreen->PaintWindowBackground)(pWin, pRegion,
what);
return;
case BackgroundPixel:
exaFillRegionSolid((DrawablePtr)pWin, pRegion, pWin->background.pixel);
return;
#if 0
case BackgroundPixmap:
exaFillRegionTiled((DrawablePtr)pWin, pRegion, pWin->background.pixmap);
return;
#endif
}
break;
case PW_BORDER:
if (pWin->borderIsPixel)
{
exaFillRegionSolid((DrawablePtr)pWin, pRegion, pWin->border.pixel);
return;
}
#if 0
else
{
exaFillRegionTiled((DrawablePtr)pWin, pRegion, pWin->border.pixmap);
return;
}
#endif
break;
}
ExaCheckPaintWindow (pWin, pRegion, what);
}
static Bool
exaCloseScreen(int i, ScreenPtr pScreen)
{
ExaScreenPriv(pScreen);
#ifdef RENDER
PictureScreenPtr ps = GetPictureScreenIfSet(pScreen);
#endif
pScreen->CreateGC = pExaScr->SavedCreateGC;
pScreen->CloseScreen = pExaScr->SavedCloseScreen;
pScreen->GetImage = pExaScr->SavedGetImage;
pScreen->GetSpans = pExaScr->SavedGetSpans;
pScreen->PaintWindowBackground = pExaScr->SavedPaintWindowBackground;
pScreen->PaintWindowBorder = pExaScr->SavedPaintWindowBorder;
pScreen->CreatePixmap = pExaScr->SavedCreatePixmap;
pScreen->DestroyPixmap = pExaScr->SavedDestroyPixmap;
pScreen->CopyWindow = pExaScr->SavedCopyWindow;
#ifdef RENDER
if (ps) {
ps->Composite = pExaScr->SavedComposite;
}
#endif
xfree (pExaScr);
return (*pScreen->CloseScreen) (i, pScreen);
}
Bool
exaDriverInit (ScreenPtr pScreen,
ExaDriverPtr pScreenInfo)
{
ExaScreenPrivPtr pExaScr;
#ifdef RENDER
PictureScreenPtr ps = GetPictureScreenIfSet(pScreen);
#endif
STRACE;
if (exaGeneration != serverGeneration)
{
exaScreenPrivateIndex = AllocateScreenPrivateIndex();
exaPixmapPrivateIndex = AllocatePixmapPrivateIndex();
exaGeneration = serverGeneration;
}
pExaScr = xalloc (sizeof (ExaScreenPrivRec));
if (!pExaScr)
return FALSE;
pExaScr->info = pScreenInfo;
pScreen->devPrivates[exaScreenPrivateIndex].ptr = (pointer) pExaScr;
/*
* Replace various fb screen functions
*/
pExaScr->SavedCloseScreen = pScreen->CloseScreen;
pScreen->CloseScreen = exaCloseScreen;
pExaScr->SavedCreateGC = pScreen->CreateGC;
pScreen->CreateGC = exaCreateGC;
pExaScr->SavedGetImage = pScreen->GetImage;
pScreen->GetImage = ExaCheckGetImage;
pExaScr->SavedGetSpans = pScreen->GetSpans;
pScreen->GetSpans = ExaCheckGetSpans;
pExaScr->SavedCopyWindow = pScreen->CopyWindow;
pScreen->CopyWindow = exaCopyWindow;
pExaScr->SavedPaintWindowBackground = pScreen->PaintWindowBackground;
pScreen->PaintWindowBackground = exaPaintWindow;
pExaScr->SavedPaintWindowBorder = pScreen->PaintWindowBorder;
pScreen->PaintWindowBorder = exaPaintWindow;
pScreen->BackingStoreFuncs.SaveAreas = ExaCheckSaveAreas;
pScreen->BackingStoreFuncs.RestoreAreas = ExaCheckRestoreAreas;
#ifdef RENDER
if (ps) {
pExaScr->SavedComposite = ps->Composite;
ps->Composite = exaComposite;
}
#endif
/*
* Hookup offscreen pixmaps
*/
if ((pExaScr->info->card.flags & EXA_OFFSCREEN_PIXMAPS) &&
pExaScr->info->card.offScreenBase < pExaScr->info->card.memorySize)
{
if (!AllocatePixmapPrivate(pScreen, exaPixmapPrivateIndex,
sizeof (ExaPixmapPrivRec)))
return FALSE;
pExaScr->SavedCreatePixmap = pScreen->CreatePixmap;
pScreen->CreatePixmap = exaCreatePixmap;
pExaScr->SavedDestroyPixmap = pScreen->DestroyPixmap;
pScreen->DestroyPixmap = exaDestroyPixmap;
}
else
{
if (!AllocatePixmapPrivate(pScreen, exaPixmapPrivateIndex, 0))
return FALSE;
}
DBG_PIXMAP(("============== %ld < %ld\n", pExaScr->info->card.offScreenBase,
pExaScr->info->card.memorySize));
if (pExaScr->info->card.offScreenBase < pExaScr->info->card.memorySize) {
if (!exaOffscreenInit (pScreen))
return FALSE;
}
return TRUE;
}
void
exaDriverFini (ScreenPtr pScreen)
{
/*right now does nothing*/
}
void exaMarkSync(ScreenPtr pScreen)
{
ExaScreenPriv(pScreen);
ExaCardInfoPtr card = &(pExaScr->info->card);
card->needsSync = TRUE;
if (pExaScr->info->accel.MarkSync != NULL) {
card->lastMarker = (*pExaScr->info->accel.MarkSync)(pScreen);
}
}
void exaWaitSync(ScreenPtr pScreen)
{
ExaScreenPriv(pScreen);
ExaCardInfoPtr card = &(pExaScr->info->card);
if (card->needsSync) {
(*pExaScr->info->accel.WaitMarker)(pScreen, card->lastMarker);
card->needsSync = FALSE;
}
}
unsigned int exaGetVersion(void)
{
return EXA_VERSION;
}
#ifdef XFree86LOADER
static MODULESETUPPROTO(exaSetup);
static const OptionInfoRec EXAOptions[] = {
{ -1, NULL,
OPTV_NONE, {0}, FALSE }
};
/*ARGSUSED*/
static const OptionInfoRec *
EXAAvailableOptions(void *unused)
{
return (EXAOptions);
}
static XF86ModuleVersionInfo exaVersRec =
{
"exa",
MODULEVENDORSTRING,
MODINFOSTRING1,
MODINFOSTRING2,
XORG_VERSION_CURRENT,
1, 2, 0,
ABI_CLASS_VIDEODRV, /* requires the video driver ABI */
ABI_VIDEODRV_VERSION,
MOD_CLASS_NONE,
{0,0,0,0}
};
XF86ModuleData exaModuleData = { &exaVersRec, exaSetup, NULL };
ModuleInfoRec EXA = {
1,
"EXA",
NULL,
0,
EXAAvailableOptions,
};
/*ARGSUSED*/
static pointer
exaSetup(pointer Module, pointer Options, int *ErrorMajor, int *ErrorMinor)
{
static Bool Initialised = FALSE;
DBG_PIXMAP("exa setup\n");
if (!Initialised) {
Initialised = TRUE;
#ifndef REMOVE_LOADER_CHECK_MODULE_INFO
if (xf86LoaderCheckSymbol("xf86AddModuleInfo"))
#endif
xf86AddModuleInfo(&EXA, Module);
}
return (pointer)TRUE;
}
#endif
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