Add patch that contain Mali fixes.

[deb_xorg-server.git] / mi / mipoly.c

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/*
 *  mipoly.c
 *
 *  Written by Brian Kelleher; June 1986
 *
 *  Draw polygons.  This routine translates the point by the
 *  origin if pGC->miTranslate is non-zero, and calls
 *  to the appropriate routine to actually scan convert the
 *  polygon.
 */
#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#endif

#include <X11/X.h>
#include "windowstr.h"
#include "gcstruct.h"
#include "pixmapstr.h"
#include "mi.h"
#include "regionstr.h"

void
miFillPolygon(DrawablePtr dst, GCPtr pgc,
              int shape, int mode, int count, DDXPointPtr pPts)
{
    int i;
    int xorg, yorg;
    DDXPointPtr ppt;

    if (count == 0)
        return;

    ppt = pPts;
    if (pgc->miTranslate) {
        xorg = dst->x;
        yorg = dst->y;

        if (mode == CoordModeOrigin) {
            for (i = 0; i < count; i++) {
                ppt->x += xorg;
                ppt++->y += yorg;
            }
        }
        else {
            ppt->x += xorg;
            ppt++->y += yorg;
            for (i = 1; i < count; i++) {
                ppt->x += (ppt - 1)->x;
                ppt->y += (ppt - 1)->y;
                ppt++;
            }
        }
    }
    else {
        if (mode == CoordModePrevious) {
            ppt++;
            for (i = 1; i < count; i++) {
                ppt->x += (ppt - 1)->x;
                ppt->y += (ppt - 1)->y;
                ppt++;
            }
        }
    }
    if (shape == Convex)
        miFillConvexPoly(dst, pgc, count, pPts);
    else
        miFillGeneralPoly(dst, pgc, count, pPts);
}