diff options
Diffstat (limited to 'hw/kdrive/src/kaa.c')
| -rw-r--r-- | hw/kdrive/src/kaa.c | 1065 |
1 files changed, 0 insertions, 1065 deletions
diff --git a/hw/kdrive/src/kaa.c b/hw/kdrive/src/kaa.c deleted file mode 100644 index 0aa1c19ee..000000000 --- a/hw/kdrive/src/kaa.c +++ /dev/null @@ -1,1065 +0,0 @@ -/* - * $RCSId: xc/programs/Xserver/hw/kdrive/kaa.c,v 1.4 2001/06/04 09:45:41 keithp Exp $ - * - * 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 "kdrive.h" -#include "kaa.h" -#include "fontstruct.h" -#include "dixfontstr.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 - -int kaaGeneration; -int kaaScreenPrivateIndex; -int kaaPixmapPrivateIndex; - -#define KAA_PIXMAP_SCORE_MOVE_IN 10 -#define KAA_PIXMAP_SCORE_MAX 20 -#define KAA_PIXMAP_SCORE_MOVE_OUT -10 -#define KAA_PIXMAP_SCORE_MIN -20 -#define KAA_PIXMAP_SCORE_PINNED 1000 -#define KAA_PIXMAP_SCORE_INIT 1001 - -void -kaaDrawableDirty (DrawablePtr pDrawable) -{ - PixmapPtr pPixmap; - KaaPixmapPrivPtr pKaaPixmap; - - if (pDrawable->type == DRAWABLE_WINDOW) - pPixmap = (*pDrawable->pScreen->GetWindowPixmap)((WindowPtr) pDrawable); - else - pPixmap = (PixmapPtr)pDrawable; - - pKaaPixmap = KaaGetPixmapPriv(pPixmap); - if (pKaaPixmap != NULL) - pKaaPixmap->dirty = TRUE; -} - -static void -kaaPixmapSave (ScreenPtr pScreen, KdOffscreenArea *area) -{ - PixmapPtr pPixmap = area->privData; - KaaPixmapPriv(pPixmap); - int dst_pitch, src_pitch, bytes; - unsigned char *dst, *src; - int i; - - DBG_MIGRATE (("Save 0x%08x (0x%x) (%dx%d)\n", - pPixmap->drawable.id, - KaaGetPixmapPriv(pPixmap)->area ? - KaaGetPixmapPriv(pPixmap)->area->offset : -1, - pPixmap->drawable.width, - pPixmap->drawable.height)); - - src_pitch = pPixmap->devKind; - dst_pitch = pKaaPixmap->devKind; - - src = pPixmap->devPrivate.ptr; - dst = pKaaPixmap->devPrivate.ptr; - - pPixmap->devKind = dst_pitch; - pPixmap->devPrivate.ptr = dst; - pPixmap->drawable.serialNumber = NEXT_SERIAL_NUMBER; - pKaaPixmap->area = NULL; - -#if 0 - if (!pKaaPixmap->dirty) - return; -#endif - - KdCheckSync (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 -kaaLog2(int val) -{ - int bits; - - if (!val) - return 0; - for (bits = 0; val != 0; bits++) - val >>= 1; - return bits - 1; -} - -static Bool -kaaPixmapAllocArea (PixmapPtr pPixmap) -{ - ScreenPtr pScreen = pPixmap->drawable.pScreen; - KaaScreenPriv (pScreen); - KaaPixmapPriv (pPixmap); - KdScreenPriv (pScreen); - int bpp = pPixmap->drawable.bitsPerPixel; - CARD16 h = pPixmap->drawable.height; - CARD16 w = pPixmap->drawable.width; - int pitch; - - if (pKaaScr->info->flags & KAA_OFFSCREEN_ALIGN_POT && w != 1) - w = 1 << (kaaLog2(w - 1) + 1); - pitch = (w * bpp / 8 + pKaaScr->info->offscreenPitch - 1) & - ~(pKaaScr->info->offscreenPitch - 1); - - pKaaPixmap->devKind = pPixmap->devKind; - pKaaPixmap->devPrivate = pPixmap->devPrivate; - pKaaPixmap->area = KdOffscreenAlloc (pScreen, pitch * h, - pKaaScr->info->offscreenByteAlign, - FALSE, - kaaPixmapSave, (pointer) pPixmap); - if (!pKaaPixmap->area) - return FALSE; - - DBG_PIXMAP(("++ 0x%08x (0x%x) (%dx%d)\n", - pPixmap->drawable.id, - KaaGetPixmapPriv(pPixmap)->area ? - KaaGetPixmapPriv(pPixmap)->area->offset : -1, - pPixmap->drawable.width, - pPixmap->drawable.height)); - pPixmap->devKind = pitch; - pPixmap->devPrivate.ptr = (pointer) ((CARD8 *) pScreenPriv->screen->memory_base + pKaaPixmap->area->offset); - pPixmap->drawable.serialNumber = NEXT_SERIAL_NUMBER; - return TRUE; -} - -void -kaaMoveInPixmap (PixmapPtr pPixmap) -{ - ScreenPtr pScreen = pPixmap->drawable.pScreen; - KaaScreenPriv (pScreen); - KaaPixmapPriv (pPixmap); - int dst_pitch, src_pitch, bytes; - unsigned char *dst, *src; - int i; - - DBG_MIGRATE (("-> 0x%08x (0x%x) (%dx%d)\n", - pPixmap->drawable.id, - KaaGetPixmapPriv(pPixmap)->area ? - KaaGetPixmapPriv(pPixmap)->area->offset : -1, - pPixmap->drawable.width, - pPixmap->drawable.height)); - - src = pPixmap->devPrivate.ptr; - src_pitch = pPixmap->devKind; - - if (!kaaPixmapAllocArea (pPixmap)) - return; - - pKaaPixmap->dirty = FALSE; - - if (pKaaScr->info->UploadToScreen) - { - if (pKaaScr->info->UploadToScreen(pPixmap, src, src_pitch)) - return; - } - - dst = pPixmap->devPrivate.ptr; - dst_pitch = pPixmap->devKind; - - bytes = src_pitch < dst_pitch ? src_pitch : dst_pitch; - - KdCheckSync (pPixmap->drawable.pScreen); - - i = pPixmap->drawable.height; - while (i--) { - memcpy (dst, src, bytes); - dst += dst_pitch; - src += src_pitch; - } -} - -static void -kaaMoveOutPixmap (PixmapPtr pPixmap) -{ - KaaPixmapPriv (pPixmap); - KdOffscreenArea *area = pKaaPixmap->area; - - DBG_MIGRATE (("<- 0x%08x (0x%x) (%dx%d)\n", - pPixmap->drawable.id, - KaaGetPixmapPriv(pPixmap)->area ? - KaaGetPixmapPriv(pPixmap)->area->offset : -1, - pPixmap->drawable.width, - pPixmap->drawable.height)); - if (area) - { - kaaPixmapSave (pPixmap->drawable.pScreen, area); - KdOffscreenFree (pPixmap->drawable.pScreen, area); - } -} - -void -kaaPixmapUseScreen (PixmapPtr pPixmap) -{ - KaaPixmapPriv (pPixmap); - - if (pKaaPixmap->score == KAA_PIXMAP_SCORE_PINNED) - return; - - if (pKaaPixmap->score == KAA_PIXMAP_SCORE_INIT) { - kaaMoveInPixmap(pPixmap); - pKaaPixmap->score = 0; - } - - if (pKaaPixmap->score < KAA_PIXMAP_SCORE_MAX) - { - pKaaPixmap->score++; - if (!kaaPixmapIsOffscreen(pPixmap) && - pKaaPixmap->score >= KAA_PIXMAP_SCORE_MOVE_IN) - kaaMoveInPixmap (pPixmap); - } - KdOffscreenMarkUsed (pPixmap); -} - -void -kaaPixmapUseMemory (PixmapPtr pPixmap) -{ - KaaPixmapPriv (pPixmap); - - if (pKaaPixmap->score == KAA_PIXMAP_SCORE_PINNED) - return; - - if (pKaaPixmap->score == KAA_PIXMAP_SCORE_INIT) - pKaaPixmap->score = 0; - - if (pKaaPixmap->score > KAA_PIXMAP_SCORE_MIN) - { - pKaaPixmap->score--; - if (pKaaPixmap->area && - pKaaPixmap->score <= KAA_PIXMAP_SCORE_MOVE_OUT) - kaaMoveOutPixmap (pPixmap); - } -} - -static Bool -kaaDestroyPixmap (PixmapPtr pPixmap) -{ - if (pPixmap->refcnt == 1) - { - KaaPixmapPriv (pPixmap); - if (pKaaPixmap->area) - { - DBG_PIXMAP(("-- 0x%08x (0x%x) (%dx%d)\n", - pPixmap->drawable.id, - KaaGetPixmapPriv(pPixmap)->area->offset, - pPixmap->drawable.width, - pPixmap->drawable.height)); - /* Free the offscreen area */ - KdOffscreenFree (pPixmap->drawable.pScreen, pKaaPixmap->area); - pPixmap->devPrivate = pKaaPixmap->devPrivate; - pPixmap->devKind = pKaaPixmap->devKind; - } - } - return fbDestroyPixmap (pPixmap); -} - -static PixmapPtr -kaaCreatePixmap(ScreenPtr pScreen, int w, int h, int depth) -{ - PixmapPtr pPixmap; - KaaPixmapPrivPtr pKaaPixmap; - int bpp; - - bpp = BitsPerPixel (depth); - if (bpp == 32 && depth == 24) - { - int fb; - KdScreenPriv (pScreen); - - for (fb = 0; fb < KD_MAX_FB && pScreenPriv->screen->fb[fb].depth; fb++) - if (pScreenPriv->screen->fb[fb].depth == 24) - { - bpp = pScreenPriv->screen->fb[fb].bitsPerPixel; - break; - } - } - - pPixmap = fbCreatePixmapBpp (pScreen, w, h, depth, bpp); - if (!pPixmap) - return NULL; - pKaaPixmap = KaaGetPixmapPriv(pPixmap); - if (!w || !h) - pKaaPixmap->score = KAA_PIXMAP_SCORE_PINNED; - else - pKaaPixmap->score = KAA_PIXMAP_SCORE_INIT; - - pKaaPixmap->area = NULL; - pKaaPixmap->dirty = FALSE; - - return pPixmap; -} - -Bool -kaaPixmapIsOffscreen(PixmapPtr p) -{ - ScreenPtr pScreen = p->drawable.pScreen; - KdScreenPriv(pScreen); - - return ((unsigned long) ((CARD8 *) p->devPrivate.ptr - - (CARD8 *) pScreenPriv->screen->memory_base) < - pScreenPriv->screen->memory_size); -} - -PixmapPtr -kaaGetOffscreenPixmap (DrawablePtr pDrawable, int *xp, int *yp) -{ - PixmapPtr pPixmap; - int x, y; - - 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 (kaaPixmapIsOffscreen (pPixmap)) - return pPixmap; - else - return NULL; -} - -Bool -kaaDrawableIsOffscreen (DrawablePtr pDrawable) -{ - PixmapPtr pPixmap; - if (pDrawable->type == DRAWABLE_WINDOW) - pPixmap = (*pDrawable->pScreen->GetWindowPixmap) ((WindowPtr) pDrawable); - else - pPixmap = (PixmapPtr) pDrawable; - return kaaPixmapIsOffscreen (pPixmap); -} - -static void -kaaFillSpans(DrawablePtr pDrawable, GCPtr pGC, int n, - DDXPointPtr ppt, int *pwidth, int fSorted) -{ - ScreenPtr pScreen = pDrawable->pScreen; - KdScreenPriv (pScreen); - KaaScreenPriv (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; - - if (!pScreenPriv->enabled || - pGC->fillStyle != FillSolid || - !(pPixmap = kaaGetOffscreenPixmap (pDrawable, &off_x, &off_y)) || - !(*pKaaScr->info->PrepareSolid) (pPixmap, - pGC->alu, - pGC->planemask, - pGC->fgPixel)) - { - KdCheckFillSpans (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) - { - (*pKaaScr->info->Solid) (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) - (*pKaaScr->info->Solid) (partX1 + off_x, fullY1 + off_y, - partX2 + off_x, fullY1 + 1 + off_y); - } - pbox++; - } - } - } - (*pKaaScr->info->DoneSolid) (); - kaaDrawableDirty (pDrawable); - KdMarkSync(pDrawable->pScreen); -} - -void -kaaCopyNtoN (DrawablePtr pSrcDrawable, - DrawablePtr pDstDrawable, - GCPtr pGC, - BoxPtr pbox, - int nbox, - int dx, - int dy, - Bool reverse, - Bool upsidedown, - Pixel bitplane, - void *closure) -{ - KdScreenPriv (pDstDrawable->pScreen); - KaaScreenPriv (pDstDrawable->pScreen); - PixmapPtr pSrcPixmap, pDstPixmap; - int src_off_x, src_off_y; - int dst_off_x, dst_off_y; - - /* Migrate pixmaps to same place as destination */ - if (pScreenPriv->enabled && pSrcDrawable->type == DRAWABLE_PIXMAP) { - if (kaaDrawableIsOffscreen (pDstDrawable)) - kaaPixmapUseScreen ((PixmapPtr) pSrcDrawable); - else - kaaPixmapUseMemory ((PixmapPtr) pSrcDrawable); - } - - if (pScreenPriv->enabled && - (pSrcPixmap = kaaGetOffscreenPixmap (pSrcDrawable, &src_off_x, &src_off_y)) && - (pDstPixmap = kaaGetOffscreenPixmap (pDstDrawable, &dst_off_x, &dst_off_y)) && - (*pKaaScr->info->PrepareCopy) (pSrcPixmap, - pDstPixmap, - dx, - dy, - pGC ? pGC->alu : GXcopy, - pGC ? pGC->planemask : FB_ALLONES)) - { - while (nbox--) - { - (*pKaaScr->info->Copy) (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++; - } - (*pKaaScr->info->DoneCopy) (); - KdMarkSync(pDstDrawable->pScreen); - } - else - { - KdCheckSync (pDstDrawable->pScreen); - fbCopyNtoN (pSrcDrawable, pDstDrawable, pGC, - pbox, nbox, dx, dy, reverse, upsidedown, - bitplane, closure); - } - kaaDrawableDirty (pDstDrawable); -} - -static RegionPtr -kaaCopyArea(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, kaaCopyNtoN, 0, 0); -} - -static void -kaaPolyFillRect(DrawablePtr pDrawable, - GCPtr pGC, - int nrect, - xRectangle *prect) -{ - KdScreenPriv (pDrawable->pScreen); - KaaScreenPriv (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; - - if (!pScreenPriv->enabled || - pGC->fillStyle != FillSolid || - !(pPixmap = kaaGetOffscreenPixmap (pDrawable, &xoff, &yoff)) || - !(*pKaaScr->info->PrepareSolid) (pPixmap, - pGC->alu, - pGC->planemask, - pGC->fgPixel)) - { - KdCheckPolyFillRect (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) - { - (*pKaaScr->info->Solid) (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) - (*pKaaScr->info->Solid) (partX1 + xoff, partY1 + yoff, - partX2 + xoff, partY2 + yoff); - } - } - } - (*pKaaScr->info->DoneSolid) (); - kaaDrawableDirty (pDrawable); - KdMarkSync(pDrawable->pScreen); -} - -static void -kaaSolidBoxClipped (DrawablePtr pDrawable, - RegionPtr pClip, - FbBits pm, - FbBits fg, - int x1, - int y1, - int x2, - int y2) -{ - KdScreenPriv (pDrawable->pScreen); - KaaScreenPriv (pDrawable->pScreen); - PixmapPtr pPixmap; - BoxPtr pbox; - int nbox; - int xoff, yoff; - int partX1, partX2, partY1, partY2; - - if (!pScreenPriv->enabled || - !(pPixmap = kaaGetOffscreenPixmap (pDrawable, &xoff, &yoff)) || - !(*pKaaScr->info->PrepareSolid) (pPixmap, GXcopy, pm, fg)) - { - KdCheckSync (pDrawable->pScreen); - fg = fbReplicatePixel (fg, pDrawable->bitsPerPixel); - fbSolidBoxClipped (pDrawable, pClip, x1, y1, x2, y2, - fbAnd (GXcopy, fg, pm), - fbXor (GXcopy, fg, pm)); - kaaDrawableDirty (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; - - (*pKaaScr->info->Solid) (partX1 + xoff, partY1 + yoff, - partX2 + xoff, partY2 + yoff); - } - (*pKaaScr->info->DoneSolid) (); - kaaDrawableDirty (pDrawable); - KdMarkSync(pDrawable->pScreen); -} - -static void -kaaImageGlyphBlt (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; - - depthMask = FbFullMask(pDrawable->depth); - if ((pGC->planemask & depthMask) != depthMask) - { - KdCheckImageGlyphBlt(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); - kaaSolidBoxClipped (pDrawable, - fbGetCompositeClip(pGC), - pGC->planemask, - pGC->bgPixel, - xBack, - yBack, - xBack + widthBack, - yBack + heightBack); - opaque = FALSE; - } - - KdCheckSync (pDrawable->pScreen); - kaaDrawableDirty (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 kaaOps = { - kaaFillSpans, - KdCheckSetSpans, - KdCheckPutImage, - kaaCopyArea, - KdCheckCopyPlane, - KdCheckPolyPoint, - KdCheckPolylines, - KdCheckPolySegment, - miPolyRectangle, - KdCheckPolyArc, - miFillPolygon, - kaaPolyFillRect, - miPolyFillArc, - miPolyText8, - miPolyText16, - miImageText8, - miImageText16, - kaaImageGlyphBlt, - KdCheckPolyGlyphBlt, - KdCheckPushPixels, -#ifdef NEED_LINEHELPER - ,NULL -#endif -}; - -static void -kaaValidateGC (GCPtr pGC, Mask changes, DrawablePtr pDrawable) -{ - fbValidateGC (pGC, changes, pDrawable); - - if (kaaDrawableIsOffscreen (pDrawable)) - pGC->ops = (GCOps *) &kaaOps; - else - pGC->ops = (GCOps *) &kdAsyncPixmapGCOps; -} - -GCFuncs kaaGCFuncs = { - kaaValidateGC, - miChangeGC, - miCopyGC, - miDestroyGC, - miChangeClip, - miDestroyClip, - miCopyClip -}; - -static int -kaaCreateGC (GCPtr pGC) -{ - if (!fbCreateGC (pGC)) - return FALSE; - - pGC->funcs = &kaaGCFuncs; - - return TRUE; -} - - -static void -kaaCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc) -{ - RegionRec rgnDst; - int dx, dy; - PixmapPtr pPixmap = (*pWin->drawable.pScreen->GetWindowPixmap) (pWin); - - 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, kaaCopyNtoN, 0, 0); - - REGION_UNINIT(pWin->drawable.pScreen, &rgnDst); -} - -static void -kaaFillRegionSolid (DrawablePtr pDrawable, - RegionPtr pRegion, - Pixel pixel) -{ - KdScreenPriv(pDrawable->pScreen); - KaaScreenPriv(pDrawable->pScreen); - PixmapPtr pPixmap; - int xoff, yoff; - - if (pScreenPriv->enabled && - (pPixmap = kaaGetOffscreenPixmap (pDrawable, &xoff, &yoff)) && - (*pKaaScr->info->PrepareSolid) (pPixmap, GXcopy, FB_ALLONES, pixel)) - { - int nbox = REGION_NUM_RECTS (pRegion); - BoxPtr pBox = REGION_RECTS (pRegion); - - while (nbox--) - { - (*pKaaScr->info->Solid) (pBox->x1 + xoff, pBox->y1 + yoff, - pBox->x2 + xoff, pBox->y2 + yoff); - pBox++; - } - (*pKaaScr->info->DoneSolid) (); - KdMarkSync(pDrawable->pScreen); - } - else - { - KdCheckSync (pDrawable->pScreen); - fbFillRegionSolid (pDrawable, pRegion, 0, - fbReplicatePixel (pixel, pDrawable->bitsPerPixel)); - } - kaaDrawableDirty (pDrawable); -} - -static void -kaaPaintWindow(WindowPtr pWin, RegionPtr pRegion, int what) -{ - - 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: - kaaFillRegionSolid((DrawablePtr)pWin, pRegion, pWin->background.pixel); - return; - } - break; - case PW_BORDER: - if (pWin->borderIsPixel) - { - kaaFillRegionSolid((DrawablePtr)pWin, pRegion, pWin->border.pixel); - return; - } - break; - } - KdCheckPaintWindow (pWin, pRegion, what); -} - -Bool -kaaDrawInit (ScreenPtr pScreen, - KaaScreenInfoPtr pScreenInfo) -{ - KaaScreenPrivPtr pKaaScr; - KdScreenPriv(pScreen); - KdScreenInfo *screen = pScreenPriv->screen; -#ifdef RENDER - PictureScreenPtr ps = GetPictureScreenIfSet(pScreen); -#endif - - if (kaaGeneration != serverGeneration) - { - kaaScreenPrivateIndex = AllocateScreenPrivateIndex(); - kaaPixmapPrivateIndex = AllocatePixmapPrivateIndex(); - kaaGeneration = serverGeneration; - } - - pKaaScr = xalloc (sizeof (KaaScreenPrivRec)); - - if (!pKaaScr) - return FALSE; - - pKaaScr->info = pScreenInfo; - - pScreen->devPrivates[kaaScreenPrivateIndex].ptr = (pointer) pKaaScr; - - /* - * Hook up asynchronous drawing - */ - KdScreenInitAsync (pScreen); - /* - * Replace various fb screen functions - */ - pScreen->CreateGC = kaaCreateGC; - pScreen->CopyWindow = kaaCopyWindow; - pScreen->PaintWindowBackground = kaaPaintWindow; - pScreen->PaintWindowBorder = kaaPaintWindow; -#ifdef RENDER - if (ps) { - ps->Composite = kaaComposite; - ps->RasterizeTrapezoid = kaaRasterizeTrapezoid; - } -#endif - - /* - * Hookup offscreen pixmaps - */ - if ((pKaaScr->info->flags & KAA_OFFSCREEN_PIXMAPS) && - screen->off_screen_base < screen->memory_size) - { - if (!AllocatePixmapPrivate(pScreen, kaaPixmapPrivateIndex, - sizeof (KaaPixmapPrivRec))) - return FALSE; - pScreen->CreatePixmap = kaaCreatePixmap; - pScreen->DestroyPixmap = kaaDestroyPixmap; - } - else - { - if (!AllocatePixmapPrivate(pScreen, kaaPixmapPrivateIndex, 0)) - return FALSE; - } - - return TRUE; -} - -void -kaaDrawFini (ScreenPtr pScreen) -{ - KaaScreenPriv(pScreen); - - xfree (pKaaScr); -} |