From d137057fd13e83ec15ab416c7fe774741da06047 Mon Sep 17 00:00:00 2001 From: marha Date: Tue, 10 Jul 2012 14:56:29 +0200 Subject: fontconfig mesa xserver git update 10 Jul 2012 --- xorg-server/hw/xfree86/xaa/xaaWideLine.c | 924 ------------------------------- 1 file changed, 924 deletions(-) delete mode 100644 xorg-server/hw/xfree86/xaa/xaaWideLine.c (limited to 'xorg-server/hw/xfree86/xaa/xaaWideLine.c') diff --git a/xorg-server/hw/xfree86/xaa/xaaWideLine.c b/xorg-server/hw/xfree86/xaa/xaaWideLine.c deleted file mode 100644 index b8a53c1c8..000000000 --- a/xorg-server/hw/xfree86/xaa/xaaWideLine.c +++ /dev/null @@ -1,924 +0,0 @@ -/* - -XAAPolylinesWideSolid does not maintain a span list and subsequently does -not follow the "touch-each-pixel-once" rules for wide lines and arcs. -This means it can only be used in the case where we have -miSpansEasyRop(pGC->alu). Since we clip spans on the fly, we -limited usage of this function to one rect situations. This -function is used only for solid lines. - - Adapted from miWideLine by Mark Vojkovich (mvojkovi@ucsd.edu) -Original mi code written by Keith Packard. - -*/ - -#ifdef HAVE_XORG_CONFIG_H -#include -#endif - -#include - -#include "misc.h" -#include "xf86.h" -#include "xf86_OSproc.h" - -#include -#include "windowstr.h" -#include "gcstruct.h" -#include "regionstr.h" -#include "miwideline.h" -#include "mi.h" -#include "xf86str.h" -#include "xaa.h" -#include "xaalocal.h" - -#define DRAW_POINT(pScrn, x, y) \ - if(hardClip) (*infoRec->SubsequentSolidFillRect)(pScrn, x, y, 1, 1); \ - else XAAPointHelper(pScrn, x, y) - -#define FILL_RECT(pScrn, x, y, w, h) \ - if(hardClip) (*infoRec->SubsequentSolidFillRect)(pScrn, x, y, w, h); \ - else XAAFillRectHelper(pScrn, x, y, w, h) - -#define FILL_SPAN(pScrn, x, y, w) \ - if(hardClip) (*infoRec->SubsequentSolidFillRect)(pScrn, x, y, w, 1); \ - else XAASpanHelper(pScrn, x, y, w) - -#define CLIPSTEPEDGE(edgey,edge,edgeleft) \ - if (ybase == edgey) { \ - if (edgeleft) { \ - if (edge->x > xcl) \ - xcl = edge->x; \ - } else { \ - if (edge->x < xcr) \ - xcr = edge->x; \ - } \ - edgey++; \ - edge->x += edge->stepx; \ - edge->e += edge->dx; \ - if (edge->e > 0) { \ - edge->x += edge->signdx; \ - edge->e -= edge->dy; \ - } \ - } - -static void -XAAPointHelper(ScrnInfoPtr pScrn, int x, int y) -{ - XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCRNINFOPTR(pScrn); - BoxPtr extents = infoRec->ClipBox; - - if ((x >= extents->x1) && (x < extents->x2) && - (y >= extents->y1) && (y < extents->y2)) - (*infoRec->SubsequentSolidFillRect) (pScrn, x, y, 1, 1); -} - -static void -XAAFillRectHelper(ScrnInfoPtr pScrn, int x1, int y1, int dx, int dy) -{ - XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCRNINFOPTR(pScrn); - BoxPtr extents = infoRec->ClipBox; - int x2 = x1 + dx; - int y2 = y1 + dy; - - if (x1 < extents->x1) - x1 = extents->x1; - if (x2 >= extents->x2) - x2 = extents->x2; - if ((dx = x2 - x1) < 1) - return; - if (y1 < extents->y1) - y1 = extents->y1; - if (y2 >= extents->y2) - y2 = extents->y2; - if ((dy = y2 - y1) < 1) - return; - - (*infoRec->SubsequentSolidFillRect) (pScrn, x1, y1, dx, dy); -} - -static void -XAASpanHelper(ScrnInfoPtr pScrn, int x1, int y, int width) -{ - XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCRNINFOPTR(pScrn); - BoxPtr extents = infoRec->ClipBox; - int x2; - - if ((y < extents->y1) || (y >= extents->y2)) - return; - - x2 = x1 + width; - if (x1 < extents->x1) - x1 = extents->x1; - if (x2 > extents->x2) - x2 = extents->x2; - width = x2 - x1; - - if (width > 0) - (*infoRec->SubsequentSolidFillRect) (pScrn, x1, y, width, 1); - -} - -#define FixError(x, dx, dy, e, sign, step, h) { \ - e += (h) * dx; \ - x += (h) * step; \ - if(e > 0) { \ - x += e * sign/dy; \ - e %= dy; \ - if(e) { \ - x += sign; \ - e -= dy; \ - } \ - } \ -} - -static void -XAAFillPolyHelper(GCPtr pGC, int y, /* start y coordinate */ - int overall_height, /* height of entire segment */ - PolyEdgePtr left, PolyEdgePtr right, - int left_count, int right_count) -{ - XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_GC(pGC); - BoxPtr extents = infoRec->ClipBox; - int left_x, left_e, left_stepx, left_signdx, left_dy, left_dx; - int right_x, right_e, right_stepx, right_signdx, right_dy, right_dx; - int height, left_height, right_height; - int xorg; - Bool hardClip; - - if ((y >= extents->y2) || ((y + overall_height) <= extents->y1)) - return; - - /* Muffle compiler */ - left_x = left_e = left_stepx = left_signdx = left_dy = left_dx = 0; - right_x = right_e = right_stepx = right_signdx = right_dy = right_dx = 0; - - left_height = right_height = 0; - xorg = 0; - - hardClip = (infoRec->ClippingFlags & HARDWARE_CLIP_SOLID_FILL); - - while ((left_count || left_height) && (right_count || right_height)) { - if (!left_height && left_count) { - left_height = left->height; - left_x = left->x + xorg; - left_stepx = left->stepx; - left_signdx = left->signdx; - left_e = left->e; - left_dy = left->dy; - left_dx = left->dx; - left_count--; - left++; - } - if (!right_height && right_count) { - right_height = right->height; - right_x = right->x + xorg + 1; - right_stepx = right->stepx; - right_signdx = right->signdx; - right_e = right->e; - right_dy = right->dy; - right_dx = right->dx; - right_count--; - right++; - } - - height = (left_height > right_height) ? right_height : left_height; - - left_height -= height; - right_height -= height; - - if (hardClip && infoRec->SubsequentSolidFillTrap && (height > 6)) { - int right_DX, left_DX; - - right_DX = (right_dx * right_signdx) + (right_stepx * right_dy); - left_DX = (left_dx * left_signdx) + (left_stepx * left_dy); - - (*infoRec->SubsequentSolidFillTrap) (infoRec->pScrn, y, height, - left_x, left_DX, left_dy, - left_e, right_x - 1, right_DX, - right_dy, right_e); - - FixError(left_x, left_dx, left_dy, left_e, left_signdx, - left_stepx, height); - FixError(right_x, right_dx, right_dy, right_e, right_signdx, - right_stepx, height); - y += height; - continue; - } - - while (height--) { - if (right_x > left_x) { - FILL_SPAN(infoRec->pScrn, left_x, y, right_x - left_x); - } - y++; - - left_x += left_stepx; - left_e += left_dx; - if (left_e > 0) { - left_x += left_signdx; - left_e -= left_dy; - } - right_x += right_stepx; - right_e += right_dx; - if (right_e > 0) { - right_x += right_signdx; - right_e -= right_dy; - } - - } - } -} - -static void -XAAWideSegment(GCPtr pGC, - int x1, int y1, int x2, int y2, - Bool projectLeft, Bool projectRight, - LineFacePtr leftFace, LineFacePtr rightFace) -{ - XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_GC(pGC); - double l, L, r; - double xa, ya; - double projectXoff, projectYoff; - double k; - double maxy; - int x, y; - int dx, dy; - int finaly; - PolyEdgePtr left, right; - PolyEdgePtr top, bottom; - int lefty, righty, topy, bottomy; - int signdx; - PolyEdgeRec lefts[2], rights[2]; - LineFacePtr tface; - int lw = pGC->lineWidth; - Bool hardClip = (infoRec->ClippingFlags & HARDWARE_CLIP_SOLID_FILL); - - /* draw top-to-bottom always */ - if ((y2 < y1) || ((y2 == y1) && (x2 < x1))) { - x = x1; - x1 = x2; - x2 = x; - - y = y1; - y1 = y2; - y2 = y; - - x = projectLeft; - projectLeft = projectRight; - projectRight = x; - - tface = leftFace; - leftFace = rightFace; - rightFace = tface; - } - - dy = y2 - y1; - signdx = 1; - dx = x2 - x1; - if (dx < 0) - signdx = -1; - - leftFace->x = x1; - leftFace->y = y1; - leftFace->dx = dx; - leftFace->dy = dy; - - rightFace->x = x2; - rightFace->y = y2; - rightFace->dx = -dx; - rightFace->dy = -dy; - - if (!dy) { - rightFace->xa = 0; - rightFace->ya = (double) lw / 2.0; - rightFace->k = -(double) (lw * dx) / 2.0; - leftFace->xa = 0; - leftFace->ya = -rightFace->ya; - leftFace->k = rightFace->k; - x = x1; - if (projectLeft) - x -= (lw >> 1); - y = y1 - (lw >> 1); - dx = x2 - x; - if (projectRight) - dx += ((lw + 1) >> 1); - dy = lw; - FILL_RECT(infoRec->pScrn, x, y, dx, dy); - } - else if (!dx) { - leftFace->xa = (double) lw / 2.0; - leftFace->ya = 0; - leftFace->k = (double) (lw * dy) / 2.0; - rightFace->xa = -leftFace->xa; - rightFace->ya = 0; - rightFace->k = leftFace->k; - y = y1; - if (projectLeft) - y -= lw >> 1; - x = x1 - (lw >> 1); - dy = y2 - y; - if (projectRight) - dy += ((lw + 1) >> 1); - dx = lw; - FILL_RECT(infoRec->pScrn, x, y, dx, dy); - } - else { - l = ((double) lw) / 2.0; - L = sqrt((double) (dx * dx + dy * dy)); - - if (dx < 0) { - right = &rights[1]; - left = &lefts[0]; - top = &rights[0]; - bottom = &lefts[1]; - } - else { - right = &rights[0]; - left = &lefts[1]; - top = &lefts[0]; - bottom = &rights[1]; - } - r = l / L; - - /* coord of upper bound at integral y */ - ya = -r * dx; - xa = r * dy; - - projectXoff = -ya; - projectYoff = xa; - - /* xa * dy - ya * dx */ - k = l * L; - - leftFace->xa = xa; - leftFace->ya = ya; - leftFace->k = k; - rightFace->xa = -xa; - rightFace->ya = -ya; - rightFace->k = k; - - if (projectLeft) - righty = miPolyBuildEdge(xa - projectXoff, ya - projectYoff, - k, dx, dy, x1, y1, 0, right); - else - righty = miPolyBuildEdge(xa, ya, k, dx, dy, x1, y1, 0, right); - - /* coord of lower bound at integral y */ - ya = -ya; - xa = -xa; - - /* xa * dy - ya * dx */ - k = -k; - - if (projectLeft) - lefty = miPolyBuildEdge(xa - projectXoff, ya - projectYoff, - k, dx, dy, x1, y1, 1, left); - else - lefty = miPolyBuildEdge(xa, ya, k, dx, dy, x1, y1, 1, left); - - /* coord of top face at integral y */ - - if (signdx > 0) { - ya = -ya; - xa = -xa; - } - - if (projectLeft) { - double xap = xa - projectXoff; - double yap = ya - projectYoff; - - topy = miPolyBuildEdge(xap, yap, xap * dx + yap * dy, - -dy, dx, x1, y1, dx > 0, top); - } - else - topy = miPolyBuildEdge(xa, ya, 0.0, -dy, dx, x1, y1, dx > 0, top); - - /* coord of bottom face at integral y */ - - if (projectRight) { - double xap = xa + projectXoff; - double yap = ya + projectYoff; - - bottomy = miPolyBuildEdge(xap, yap, xap * dx + yap * dy, - -dy, dx, x2, y2, dx < 0, bottom); - maxy = -ya + projectYoff; - } - else { - bottomy = miPolyBuildEdge(xa, ya, 0.0, - -dy, dx, x2, y2, dx < 0, bottom); - maxy = -ya; - } - - finaly = ICEIL(maxy) + y2; - - if (dx < 0) { - left->height = bottomy - lefty; - right->height = finaly - righty; - top->height = righty - topy; - } - else { - right->height = bottomy - righty; - left->height = finaly - lefty; - top->height = lefty - topy; - } - bottom->height = finaly - bottomy; - XAAFillPolyHelper(pGC, topy, - bottom->height + bottomy - topy, lefts, rights, 2, 2); - } -} - -static void -XAALineArcI(GCPtr pGC, int xorg, int yorg) -{ - XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_GC(pGC); - int x, y, e, ex; - int slw = pGC->lineWidth; - Bool hardClip = (infoRec->ClippingFlags & HARDWARE_CLIP_SOLID_FILL); - - y = (slw >> 1) + 1; - if (slw & 1) - e = -((y << 2) + 3); - else - e = -(y << 3); - ex = -4; - x = 0; - while (y) { - e += (y << 3) - 4; - while (e >= 0) { - x++; - e += (ex = -((x << 3) + 4)); - } - y--; - slw = (x << 1) + 1; - if ((e == ex) && (slw > 1)) - slw--; - - FILL_SPAN(infoRec->pScrn, xorg - x, yorg - y, slw); - - if ((y != 0) && ((slw > 1) || (e != ex))) { - FILL_SPAN(infoRec->pScrn, xorg - x, yorg + y, slw); - } - } -} - -static void -XAALineArcD(GCPtr pGC, - double xorg, - double yorg, - PolyEdgePtr edge1, - int edgey1, - Bool edgeleft1, PolyEdgePtr edge2, int edgey2, Bool edgeleft2) -{ - XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_GC(pGC); - double radius, x0, y0, el, er, yk, xlk, xrk, k; - int xbase, ybase, y, boty, xl, xr, xcl, xcr; - int ymin, ymax; - Bool edge1IsMin, edge2IsMin; - int ymin1, ymin2; - Bool hardClip = (infoRec->ClippingFlags & HARDWARE_CLIP_SOLID_FILL); - - xbase = floor(xorg); - x0 = xorg - xbase; - ybase = ICEIL(yorg); - y0 = yorg - ybase; - - xlk = x0 + x0 + 1.0; - xrk = x0 + x0 - 1.0; - yk = y0 + y0 - 1.0; - radius = ((double) pGC->lineWidth) / 2.0; - y = floor(radius - y0 + 1.0); - ybase -= y; - ymin = ybase; - ymax = 65536; - edge1IsMin = FALSE; - ymin1 = edgey1; - if (edge1->dy >= 0) { - if (!edge1->dy) { - if (edgeleft1) - edge1IsMin = TRUE; - else - ymax = edgey1; - edgey1 = 65536; - } - else if ((edge1->signdx < 0) == edgeleft1) - edge1IsMin = TRUE; - } - edge2IsMin = FALSE; - ymin2 = edgey2; - if (edge2->dy >= 0) { - if (!edge2->dy) { - if (edgeleft2) - edge2IsMin = TRUE; - else - ymax = edgey2; - edgey2 = 65536; - } - else if ((edge2->signdx < 0) == edgeleft2) - edge2IsMin = TRUE; - } - if (edge1IsMin) { - ymin = ymin1; - if (edge2IsMin && (ymin1 > ymin2)) - ymin = ymin2; - } - else if (edge2IsMin) - ymin = ymin2; - el = radius * radius - ((y + y0) * (y + y0)) - (x0 * x0); - er = el + xrk; - xl = 1; - xr = 0; - if (x0 < 0.5) { - xl = 0; - el -= xlk; - } - boty = (y0 < -0.5) ? 1 : 0; - if (ybase + y - boty > ymax) - boty = ymax - ybase - y; - while (y > boty) { - k = (y << 1) + yk; - er += k; - while (er > 0.0) { - xr++; - er += xrk - (xr << 1); - } - el += k; - while (el >= 0.0) { - xl--; - el += (xl << 1) - xlk; - } - y--; - ybase++; - if (ybase < ymin) - continue; - xcl = xl + xbase; - xcr = xr + xbase; - CLIPSTEPEDGE(edgey1, edge1, edgeleft1); - CLIPSTEPEDGE(edgey2, edge2, edgeleft2); - if (xcr >= xcl) { - FILL_SPAN(infoRec->pScrn, xcl, ybase, xcr - xcl + 1); - } - } - er = xrk - (xr << 1) - er; - el = (xl << 1) - xlk - el; - boty = floor(-y0 - radius + 1.0); - if (ybase + y - boty > ymax) - boty = ymax - ybase - y; - while (y > boty) { - k = (y << 1) + yk; - er -= k; - while ((er >= 0.0) && (xr >= 0)) { - xr--; - er += xrk - (xr << 1); - } - el -= k; - while ((el > 0.0) && (xl <= 0)) { - xl++; - el += (xl << 1) - xlk; - } - y--; - ybase++; - if (ybase < ymin) - continue; - xcl = xl + xbase; - xcr = xr + xbase; - CLIPSTEPEDGE(edgey1, edge1, edgeleft1); - CLIPSTEPEDGE(edgey2, edge2, edgeleft2); - if (xcr >= xcl) { - FILL_SPAN(infoRec->pScrn, xcl, ybase, xcr - xcl + 1); - } - } -} - -static void -XAALineArc(GCPtr pGC, - LineFacePtr leftFace, - LineFacePtr rightFace, double xorg, double yorg, Bool isInt) -{ - int xorgi, yorgi; - PolyEdgeRec edge1, edge2; - int edgey1, edgey2; - Bool edgeleft1, edgeleft2; - - if (isInt) { - xorgi = leftFace ? leftFace->x : rightFace->x; - yorgi = leftFace ? leftFace->y : rightFace->y; - } - else { /* Muffle compiler */ - xorgi = yorgi = 0; - } - edgey1 = 65536; - edgey2 = 65536; - edge1.x = 0; /* not used, keep memory checkers happy */ - edge1.dy = -1; - edge2.x = 0; /* not used, keep memory checkers happy */ - edge2.dy = -1; - edgeleft1 = FALSE; - edgeleft2 = FALSE; - - if ((pGC->lineWidth > 2) && - ((pGC->capStyle == CapRound && pGC->joinStyle != JoinRound) || - (pGC->joinStyle == JoinRound && pGC->capStyle == CapButt))) { - if (isInt) { - xorg = (double) xorgi; - yorg = (double) yorgi; - } - - if (leftFace && rightFace) - miRoundJoinClip(leftFace, rightFace, &edge1, &edge2, - &edgey1, &edgey2, &edgeleft1, &edgeleft2); - else if (leftFace) - edgey1 = miRoundCapClip(leftFace, isInt, &edge1, &edgeleft1); - else if (rightFace) - edgey2 = miRoundCapClip(rightFace, isInt, &edge2, &edgeleft2); - - isInt = FALSE; - } - - if (isInt) { - if (pGC->lineWidth == 1) { - XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_GC(pGC); - Bool hardClip = (infoRec->ClippingFlags & HARDWARE_CLIP_SOLID_FILL); - - DRAW_POINT(infoRec->pScrn, xorgi, yorgi); - } - else - XAALineArcI(pGC, xorgi, yorgi); - } - else - XAALineArcD(pGC, xorg, yorg, &edge1, edgey1, edgeleft1, - &edge2, edgey2, edgeleft2); - -} - -static void -XAALineJoin(GCPtr pGC, LineFacePtr pLeft, LineFacePtr pRight) -{ - double mx = 0, my = 0; - double denom = 0; - PolyVertexRec vertices[4]; - PolySlopeRec slopes[4]; - int edgecount; - PolyEdgeRec left[4], right[4]; - int nleft, nright; - int y, height; - int swapslopes; - int joinStyle = pGC->joinStyle; - int lw = pGC->lineWidth; - - if (lw == 1) { - /* Lines going in the same direction have no join */ - if ((pLeft->dx >= 0) == (pRight->dx <= 0)) - return; - if (joinStyle != JoinRound) { - denom = -pLeft->dx * (double) pRight->dy + pRight->dx * - (double) pLeft->dy; - if (denom == 0.0) - return; /* no join to draw */ - } - if (joinStyle != JoinMiter) { - XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_GC(pGC); - Bool hardClip = (infoRec->ClippingFlags & HARDWARE_CLIP_SOLID_FILL); - - DRAW_POINT(infoRec->pScrn, pLeft->x, pLeft->y); - return; - } - } - else { - if (joinStyle == JoinRound) { - XAALineArc(pGC, pLeft, pRight, (double) 0.0, (double) 0.0, TRUE); - return; - } - denom = -pLeft->dx * (double) pRight->dy + pRight->dx * - (double) pLeft->dy; - if (denom == 0.0) - return; /* no join to draw */ - } - - swapslopes = 0; - if (denom > 0) { - pLeft->xa = -pLeft->xa; - pLeft->ya = -pLeft->ya; - pLeft->dx = -pLeft->dx; - pLeft->dy = -pLeft->dy; - } - else { - swapslopes = 1; - pRight->xa = -pRight->xa; - pRight->ya = -pRight->ya; - pRight->dx = -pRight->dx; - pRight->dy = -pRight->dy; - } - - vertices[0].x = pRight->xa; - vertices[0].y = pRight->ya; - slopes[0].dx = -pRight->dy; - slopes[0].dy = pRight->dx; - slopes[0].k = 0; - - vertices[1].x = 0; - vertices[1].y = 0; - slopes[1].dx = pLeft->dy; - slopes[1].dy = -pLeft->dx; - slopes[1].k = 0; - - vertices[2].x = pLeft->xa; - vertices[2].y = pLeft->ya; - - if (joinStyle == JoinMiter) { - my = (pLeft->dy * (pRight->xa * pRight->dy - pRight->ya * pRight->dx) - - pRight->dy * (pLeft->xa * pLeft->dy - pLeft->ya * pLeft->dx)) / - denom; - if (pLeft->dy != 0) - mx = pLeft->xa + (my - pLeft->ya) * - (double) pLeft->dx / (double) pLeft->dy; - else - mx = pRight->xa + (my - pRight->ya) * - (double) pRight->dx / (double) pRight->dy; - - /* check miter limit */ - if ((mx * mx + my * my) * 4 > SQSECANT * lw * lw) - joinStyle = JoinBevel; - } - - if (joinStyle == JoinMiter) { - slopes[2].dx = pLeft->dx; - slopes[2].dy = pLeft->dy; - slopes[2].k = pLeft->k; - if (swapslopes) { - slopes[2].dx = -slopes[2].dx; - slopes[2].dy = -slopes[2].dy; - slopes[2].k = -slopes[2].k; - } - vertices[3].x = mx; - vertices[3].y = my; - slopes[3].dx = pRight->dx; - slopes[3].dy = pRight->dy; - slopes[3].k = pRight->k; - if (swapslopes) { - slopes[3].dx = -slopes[3].dx; - slopes[3].dy = -slopes[3].dy; - slopes[3].k = -slopes[3].k; - } - edgecount = 4; - } - else { - double scale, dx, dy, adx, ady; - - adx = dx = pRight->xa - pLeft->xa; - ady = dy = pRight->ya - pLeft->ya; - if (adx < 0) - adx = -adx; - if (ady < 0) - ady = -ady; - scale = ady; - if (adx > ady) - scale = adx; - slopes[2].dx = (dx * 65536) / scale; - slopes[2].dy = (dy * 65536) / scale; - slopes[2].k = ((pLeft->xa + pRight->xa) * slopes[2].dy - - (pLeft->ya + pRight->ya) * slopes[2].dx) / 2.0; - edgecount = 3; - } - - y = miPolyBuildPoly(vertices, slopes, edgecount, pLeft->x, pLeft->y, - left, right, &nleft, &nright, &height); - XAAFillPolyHelper(pGC, y, height, left, right, nleft, nright); -} - -void -XAAPolylinesWideSolid(DrawablePtr pDrawable, - GCPtr pGC, int mode, int npt, DDXPointPtr pPts) -{ - XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_GC(pGC); - int x1, y1, x2, y2; - Bool projectLeft, projectRight; - LineFaceRec leftFace, rightFace, prevRightFace, firstFace; - int first = TRUE; - Bool somethingDrawn = FALSE; - Bool selfJoin = FALSE; - int xorg = pDrawable->x; - int yorg = pDrawable->y; - Bool hardClip = FALSE; - - if (!RegionNumRects(pGC->pCompositeClip)) - return; - - if (RegionNumRects(pGC->pCompositeClip) != 1) { - miWideLine(pDrawable, pGC, mode, npt, pPts); - return; - } - - x2 = pPts->x; - y2 = pPts->y; - if (npt > 1) { - if (mode == CoordModePrevious) { - int nptTmp; - register DDXPointPtr pPtsTmp; - - x1 = x2; - y1 = y2; - nptTmp = npt; - pPtsTmp = pPts + 1; - while (--nptTmp) { - x1 += pPtsTmp->x; - y1 += pPtsTmp->y; - ++pPtsTmp; - } - if ((x2 == x1) && (y2 == y1)) - selfJoin = TRUE; - } - else if ((x2 == pPts[npt - 1].x) && (y2 == pPts[npt - 1].y)) - selfJoin = TRUE; - } - - projectLeft = ((pGC->capStyle == CapProjecting) && !selfJoin); - projectRight = FALSE; - - (*infoRec->SetupForSolidFill) (infoRec->pScrn, pGC->fgPixel, pGC->alu, - pGC->planemask); - - infoRec->ClipBox = &pGC->pCompositeClip->extents; - - if (infoRec->ClippingFlags & HARDWARE_CLIP_SOLID_FILL) { - hardClip = TRUE; - (*infoRec->SetClippingRectangle) (infoRec->pScrn, - infoRec->ClipBox->x1, - infoRec->ClipBox->y1, - infoRec->ClipBox->x2 - 1, - infoRec->ClipBox->y2 - 1); - } - - x2 += xorg; - y2 += yorg; - while (--npt) { - x1 = x2; - y1 = y2; - ++pPts; - x2 = pPts->x; - y2 = pPts->y; - if (mode == CoordModePrevious) { - x2 += x1; - y2 += y1; - } - else { - x2 += xorg; - y2 += yorg; - } - if ((x1 != x2) || (y1 != y2)) { - somethingDrawn = TRUE; - if ((npt == 1) && (pGC->capStyle == CapProjecting) && !selfJoin) - projectRight = TRUE; - XAAWideSegment(pGC, x1, y1, x2, y2, - projectLeft, projectRight, &leftFace, &rightFace); - if (first) { - if (selfJoin) - firstFace = leftFace; - else if (pGC->capStyle == CapRound) { - if (pGC->lineWidth == 1) { - DRAW_POINT(infoRec->pScrn, x1, y1); - } - else - XAALineArc(pGC, &leftFace, (LineFacePtr) NULL, - (double) 0.0, (double) 0.0, TRUE); - } - } - else - XAALineJoin(pGC, &leftFace, &prevRightFace); - - prevRightFace = rightFace; - first = FALSE; - projectLeft = FALSE; - } - if (npt == 1 && somethingDrawn) { - if (selfJoin) - XAALineJoin(pGC, &firstFace, &rightFace); - else if (pGC->capStyle == CapRound) { - if (pGC->lineWidth == 1) { - DRAW_POINT(infoRec->pScrn, x2, y2); - } - else - XAALineArc(pGC, (LineFacePtr) NULL, &rightFace, - (double) 0.0, (double) 0.0, TRUE); - } - } - } - /* handle crock where all points are coincedent */ - if (!somethingDrawn) { - projectLeft = (pGC->capStyle == CapProjecting); - XAAWideSegment(pGC, x2, y2, x2, y2, projectLeft, projectLeft, - &leftFace, &rightFace); - if (pGC->capStyle == CapRound) { - XAALineArc(pGC, &leftFace, (LineFacePtr) NULL, - (double) 0.0, (double) 0.0, TRUE); - rightFace.dx = -1; /* sleezy hack to make it work */ - XAALineArc(pGC, (LineFacePtr) NULL, &rightFace, - (double) 0.0, (double) 0.0, TRUE); - } - } - - infoRec->ClipBox = NULL; - if (hardClip) - (*infoRec->DisableClipping) (infoRec->pScrn); - - SET_SYNC_FLAG(infoRec); -} -- cgit v1.2.3