/* $XFree86: xc/programs/Xserver/hw/xfree86/accel/mach64/mach64fs.c,v 3.3 1996/12/23 06:39:16 dawes Exp $ */ /************************************************************ Copyright 1987 by Sun Microsystems, Inc. Mountain View, CA. All Rights Reserved Permission to use, copy, modify, and distribute this software and its documentation for any purpose and without fee is hereby granted, provided that the above copyright no- tice appear in all copies and that both that copyright no- tice and this permission notice appear in supporting docu- mentation, and that the names of Sun or MIT not be used in advertising or publicity pertaining to distribution of the software without specific prior written permission. Sun and M.I.T. make no representations about the suitability of this software for any purpose. It is provided "as is" without any express or implied warranty. SUN DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FIT- NESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SUN BE LI- ABLE 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. ********************************************************/ /*********************************************************** Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts, and the Massachusetts Institute of Technology, Cambridge, Massachusetts. Copyright 1993 by Kevin E. Martin, Chapel Hill, North Carolina. All Rights Reserved Permission to use, copy, modify, and distribute this software and its documentation for any purpose and without fee is hereby granted, 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 names of Digital or MIT not be used in advertising or publicity pertaining to distribution of the software without specific, written prior permission. DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL DIGITAL 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. Rewritten for the 8514/A by Kevin E. Martin (martin@cs.unc.edu) KEVIN E. MARTIN AND RICKARD E. FAITH DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL KEVIN E. MARTIN 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. Modified for the Mach-8 by Rickard E. Faith (faith@cs.unc.edu) Modified for the Mach32 by Kevin E. Martin (martin@cs.unc.edu) Modified for the Mach64 by Kevin E. Martin (martin@cs.unc.edu) ******************************************************************/ /* $XConsortium: mach64fs.c /main/3 1996/02/21 17:28:35 kaleb $ */ #include "X.h" #include "Xmd.h" #include "servermd.h" #include "gcstruct.h" #include "window.h" #include "pixmapstr.h" #include "scrnintstr.h" #include "windowstr.h" #include "cfb.h" #include "cfb16.h" #include "cfb32.h" #include "mach64.h" #define MIN_SPANS 12 /* below this number, use cfb */ static void DoPatternedFillSpans(); void mach64SolidFSpans (pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted) DrawablePtr pDrawable; GCPtr pGC; int nInit; /* number of spans to fill */ DDXPointPtr pptInit; /* pointer to list of start points */ int *pwidthInit; /* pointer to list of n widths */ int fSorted; { int n; /* number of spans to fill */ register DDXPointPtr ppt; /* pointer to list of start points */ register int *pwidth; /* pointer to list of n widths */ DDXPointPtr initPpt; int *initPwidth; cfbPrivGCPtr devPriv; if (!(pGC->planemask)) return; devPriv = cfbGetGCPrivate(pGC); if (!xf86VTSema) { switch (pDrawable->bitsPerPixel) { case 8: cfbSolidSpansGeneral(pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted); break; case 16: cfb16SolidSpansGeneral(pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted); break; case 32: cfb32SolidSpansGeneral(pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted); break; default: ErrorF("mach64SolidFSpans: unsupported depth %d \n", pDrawable->bitsPerPixel); } return; } n = nInit * miFindMaxBand(devPriv->pCompositeClip); initPwidth = pwidth = (int *)ALLOCATE_LOCAL(n * sizeof(int)); initPpt = ppt = (DDXPointRec *)ALLOCATE_LOCAL(n * sizeof(DDXPointRec)); if(!ppt || !pwidth) { if (ppt) DEALLOCATE_LOCAL(ppt); if (pwidth) DEALLOCATE_LOCAL(pwidth); return; } n = miClipSpans(devPriv->pCompositeClip, pptInit, pwidthInit, nInit, ppt, pwidth, fSorted); WaitQueue(5); regw(DP_FRGD_CLR, pGC->fgPixel); regw(DP_MIX, (mach64alu[pGC->alu] << 16) | MIX_DST); regw(DP_WRITE_MASK, pGC->planemask); regw(DP_SRC, FRGD_SRC_FRGD_CLR); regw(DST_CNTL, DST_X_LEFT_TO_RIGHT | DST_Y_TOP_TO_BOTTOM); while (n--) { WaitQueue(2); regw(DST_Y_X, ((ppt->x << 16) | (ppt->y & 0x0000ffff))); regw(DST_HEIGHT_WIDTH, ((*pwidth << 16) | 1)); ppt++; pwidth++; } DEALLOCATE_LOCAL(initPpt); DEALLOCATE_LOCAL(initPwidth); WaitIdleEmpty(); /* Make sure that all commands have finished */ } void mach64TiledFSpans (pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted) DrawablePtr pDrawable; GCPtr pGC; int nInit; /* number of spans to fill */ DDXPointPtr pptInit; /* pointer to list of start points */ int *pwidthInit; /* pointer to list of n widths */ int fSorted; { int n; /* number of spans to fill */ register DDXPointPtr ppt; /* pointer to list of start points */ register int *pwidth; /* pointer to list of n widths */ DDXPointPtr initPpt; int *initPwidth; cfbPrivGCPtr devPriv; if (!(pGC->planemask)) return; devPriv = cfbGetGCPrivate(pGC); if ((!xf86VTSema) || (nInit <= MIN_SPANS)) { switch (pDrawable->bitsPerPixel) { case 8: cfbUnnaturalTileFS(pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted); break; case 16: cfb16UnnaturalTileFS(pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted); break; case 32: cfb32UnnaturalTileFS(pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted); break; default: ErrorF("mach64TiledFSpans: unsupported depth %d \n", pDrawable->bitsPerPixel); } return; } n = nInit * miFindMaxBand(devPriv->pCompositeClip); initPwidth = pwidth = (int *)ALLOCATE_LOCAL(n * sizeof(int)); initPpt = ppt = (DDXPointRec *)ALLOCATE_LOCAL(n * sizeof(DDXPointRec)); if(!ppt || !pwidth) { if (ppt) DEALLOCATE_LOCAL(ppt); if (pwidth) DEALLOCATE_LOCAL(pwidth); return; } n = miClipSpans(devPriv->pCompositeClip, pptInit, pwidthInit, nInit, ppt, pwidth, fSorted); DoPatternedFillSpans (pDrawable, pGC, n, ppt, pwidth); DEALLOCATE_LOCAL(initPpt); DEALLOCATE_LOCAL(initPwidth); } void mach64StipFSpans (pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted) DrawablePtr pDrawable; GCPtr pGC; int nInit; /* number of spans to fill */ DDXPointPtr pptInit; /* pointer to list of start points */ int *pwidthInit; /* pointer to list of n widths */ int fSorted; { int n; /* number of spans to fill */ register DDXPointPtr ppt; /* pointer to list of start points */ register int *pwidth; /* pointer to list of n widths */ DDXPointPtr initPpt; int *initPwidth; cfbPrivGCPtr devPriv; if (!(pGC->planemask)) return; devPriv = cfbGetGCPrivate(pGC); if ((!xf86VTSema) || ((nInit <= MIN_SPANS) && (pDrawable->depth == 8))) { switch (pDrawable->bitsPerPixel) { case 8: if (devPriv->pRotatedPixmap) cfb8Stipple32FS(pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted); else cfbUnnaturalStippleFS(pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted); break; case 16: cfb16UnnaturalStippleFS(pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted); break; case 32: cfb32UnnaturalStippleFS(pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted); break; default: ErrorF("mach64StipFSpans: unsupported depth %d \n", pDrawable->bitsPerPixel); } return; } n = nInit * miFindMaxBand(devPriv->pCompositeClip); initPwidth = pwidth = (int *)ALLOCATE_LOCAL(n * sizeof(int)); initPpt = ppt = (DDXPointRec *)ALLOCATE_LOCAL(n * sizeof(DDXPointRec)); if(!ppt || !pwidth) { if (ppt) DEALLOCATE_LOCAL(ppt); if (pwidth) DEALLOCATE_LOCAL(pwidth); return; } n = miClipSpans(devPriv->pCompositeClip, pptInit, pwidthInit, nInit, ppt, pwidth, fSorted); DoPatternedFillSpans (pDrawable, pGC, n, ppt, pwidth); DEALLOCATE_LOCAL(initPpt); DEALLOCATE_LOCAL(initPwidth); } void mach64OStipFSpans (pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted) DrawablePtr pDrawable; GCPtr pGC; int nInit; /* number of spans to fill */ DDXPointPtr pptInit; /* pointer to list of start points */ int *pwidthInit; /* pointer to list of n widths */ int fSorted; { int n; /* number of spans to fill */ register DDXPointPtr ppt; /* pointer to list of start points */ register int *pwidth; /* pointer to list of n widths */ DDXPointPtr initPpt; int *initPwidth; cfbPrivGCPtr devPriv; if (!(pGC->planemask)) return; devPriv = cfbGetGCPrivate(pGC); if ((!xf86VTSema) || ((nInit <= MIN_SPANS) && (pDrawable->depth == 8))) { switch (pDrawable->bitsPerPixel) { case 8: if (devPriv->pRotatedPixmap) cfb8OpaqueStipple32FS(pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted); else cfbUnnaturalStippleFS(pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted); break; case 16: cfb16UnnaturalStippleFS(pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted); break; case 32: cfb32UnnaturalStippleFS(pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted); break; default: ErrorF("mach64OStipFSpans: unsupported depth %d \n", pDrawable->bitsPerPixel); } return; } n = nInit * miFindMaxBand(devPriv->pCompositeClip); initPwidth = pwidth = (int *)ALLOCATE_LOCAL(n * sizeof(int)); initPpt = ppt = (DDXPointRec *)ALLOCATE_LOCAL(n * sizeof(DDXPointRec)); if(!ppt || !pwidth) { if (ppt) DEALLOCATE_LOCAL(ppt); if (pwidth) DEALLOCATE_LOCAL(pwidth); return; } n = miClipSpans(devPriv->pCompositeClip, pptInit, pwidthInit, nInit, ppt, pwidth, fSorted); DoPatternedFillSpans (pDrawable, pGC, n, ppt, pwidth); DEALLOCATE_LOCAL(initPpt); DEALLOCATE_LOCAL(initPwidth); } static void DoPatternedFillSpans (pDrawable, pGC, nInit, pptInit, pwidthInit) DrawablePtr pDrawable; GCPtr pGC; int nInit; /* number of spans to fill */ DDXPointPtr pptInit; /* pointer to list of start points */ int *pwidthInit; /* pointer to list of n widths */ { register DDXPointPtr pSpanPt; /* start points for the current span */ register int *pSpanWidth; /* width of the current span */ register int nSpans; register xRectangle *pRect; xRectangle *pRectInit; BoxRec nullBox; RegionPtr oldpCompositeClip; RegionRec nullClip; cfbPrivGC *devPriv; /* * Basically, spin up the spans into a list of 1 pixel high * rectangles and let PolyFillRect handle the tiling. */ devPriv = cfbGetGCPrivate(pGC); pSpanPt = pptInit; pSpanWidth = pwidthInit; pRectInit = (xRectangle *)ALLOCATE_LOCAL(nInit * sizeof(xRectangle)); if (!pRectInit) return; pRect = pRectInit; for(nSpans = nInit; nSpans > 0; nSpans--) { pRect->x = pSpanPt->x - pDrawable->x; pRect->y = pSpanPt++->y - pDrawable->y; pRect->width = *pSpanWidth++; pRect++->height = 1; } nullBox.x1 = 0; nullBox.y1 = 0; nullBox.x2 = mach64VirtX; nullBox.y2 = mach64VirtY; (*pGC->pScreen->RegionInit)(&nullClip, &nullBox, 1); oldpCompositeClip = devPriv->pCompositeClip; devPriv->pCompositeClip = &nullClip; mach64PolyFillRect (pDrawable, pGC, nInit, pRectInit); devPriv->pCompositeClip = oldpCompositeClip; (*pGC->pScreen->RegionUninit)(&nullClip); DEALLOCATE_LOCAL(pRectInit); }