/* * Acceleration for the Leo (ZX) framebuffer - Fill spans. * * Copyright (C) 1999, 2000 Jakub Jelinek (jakub@redhat.com) * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * JAKUB JELINEK BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ /* $XFree86$ */ #define PSZ 32 #include "leo.h" #include "pixmapstr.h" #include "scrnintstr.h" #include "cfb.h" #include "mi.h" #include "mispans.h" void LeoFillSpansSolid (DrawablePtr pDrawable, GCPtr pGC, int n, DDXPointPtr ppt, int *pwidth, int fSorted) { LeoPtr pLeo = LeoGetScreenPrivate (pGC->pScreen); LeoCommand0 *lc0 = pLeo->lc0; LeoDraw *ld0 = pLeo->ld0; int numRects, *pwidthFree; DDXPointPtr pptFree; RegionPtr clip; unsigned char *fb; int fg; int cx1 = 0, cy1 = 0, cx2 = 0, cy2 = 0; clip = cfbGetCompositeClip(pGC); numRects = REGION_NUM_RECTS(clip); if (!numRects) return; if (numRects == 1) { cx1 = clip->extents.x1; cx2 = clip->extents.x2; cy1 = clip->extents.y1; cy2 = clip->extents.y2; } else { int nTmp = n * miFindMaxBand(clip); pwidthFree = (int *)ALLOCATE_LOCAL(nTmp * sizeof(int)); pptFree = (DDXPointRec *)ALLOCATE_LOCAL(nTmp * sizeof(DDXPointRec)); if (!pptFree || !pwidthFree) { if (pptFree) DEALLOCATE_LOCAL(pptFree); if (pwidthFree) DEALLOCATE_LOCAL(pwidthFree); return; } n = miClipSpans(clip, ppt, pwidth, n, pptFree, pwidthFree, fSorted); pwidth = pwidthFree; ppt = pptFree; } if (pGC->alu != GXcopy) ld0->rop = leoRopTable[pGC->alu]; if (pGC->planemask != 0xffffff) ld0->planemask = pGC->planemask; ld0->fg = fg = pGC->fgPixel; fb = (unsigned char *)pLeo->fb; while (n--) { int x, y, w; unsigned int *fbf; w = *pwidth++; x = ppt->x; y = ppt->y; ppt++; if (numRects == 1) { if (y < cy1 || y >= cy2) continue; if (x < cx1) { w -= (cx1 - x); if (w <= 0) continue; x = cx1; } if (x + w > cx2) { if (x >= cx2) continue; w = cx2 - x; } } if (w > 12) { lc0->extent = w - 1; lc0->fill = (y << 11) | x; while (lc0->csr & LEO_CSR_BLT_BUSY); } else { fbf = (unsigned int *)(fb + (y << 13) + (x << 2)); while (w--) *fbf++ = fg; } } if (numRects != 1) { DEALLOCATE_LOCAL(pptFree); DEALLOCATE_LOCAL(pwidthFree); } if (pGC->alu != GXcopy) ld0->rop = LEO_ATTR_RGBE_ENABLE|LEO_ROP_NEW; if (pGC->planemask != 0xffffff) ld0->planemask = 0xffffff; }