398 lines
9.0 KiB
C
398 lines
9.0 KiB
C
/* $Xorg: do_traps.c,v 1.3 2000/08/17 19:54:10 cpqbld Exp $ */
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/*****************************************************************************
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Copyright 1988, 1989 by Digital Equipment Corporation, Maynard, Massachusetts.
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All Rights Reserved
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Permission to use, copy, modify, and distribute this software and its
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documentation for any purpose and without fee is hereby granted,
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provided that the above copyright notice appear in all copies and that
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both that copyright notice and this permission notice appear in
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supporting documentation, and that the name of Digital not be
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used in advertising or publicity pertaining to distribution of the
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software without specific, written prior permission.
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DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
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ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
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DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
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ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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SOFTWARE.
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******************************************************************************/
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/* $XFree86: xc/programs/x11perf/do_traps.c,v 1.9tsi Exp $ */
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#include "x11perf.h"
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#include "bitmaps.h"
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#define NUM_POINTS 4 /* 4 points to a trapezoid */
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static XPoint *points;
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static GC pgc;
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int
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InitTrapezoids(XParms xp, Parms p, int reps)
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{
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int i, numPoints;
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int rows;
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int x, y;
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int size, skew;
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XPoint *curPoint;
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pgc = xp->fggc;
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size = p->special;
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numPoints = (p->objects) * NUM_POINTS;
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points = (XPoint *)malloc(numPoints * sizeof(XPoint));
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curPoint = points;
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x = size;
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y = 0;
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rows = 0;
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skew = size;
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for (i = 0; i != p->objects; i++, curPoint += NUM_POINTS) {
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curPoint[0].x = x - skew;
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curPoint[0].y = y;
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curPoint[1].x = x - skew + size;
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curPoint[1].y = y;
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curPoint[2].x = x + skew;
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curPoint[2].y = y + size;
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curPoint[3].x = x + skew - size;
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curPoint[3].y = y + size;
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skew--;
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if (skew < 0) skew = size;
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y += size;
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rows++;
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if (y + size > HEIGHT || rows == MAXROWS) {
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rows = 0;
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y = 0;
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x += 2 * size;
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if (x + size > WIDTH) {
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x = size;
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}
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}
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}
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SetFillStyle(xp, p);
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return reps;
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}
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void
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DoTrapezoids(XParms xp, Parms p, int reps)
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{
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int i, j;
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XPoint *curPoint;
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for (i = 0; i != reps; i++) {
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curPoint = points;
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for (j = 0; j != p->objects; j++) {
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XFillPolygon(xp->d, xp->w, pgc, curPoint, NUM_POINTS, Convex,
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CoordModeOrigin);
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curPoint += NUM_POINTS;
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}
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if (pgc == xp->bggc)
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pgc = xp->fggc;
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else
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pgc = xp->bggc;
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CheckAbort ();
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}
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}
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void
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EndTrapezoids(XParms xp, Parms p)
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{
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free(points);
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}
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#ifdef XRENDER
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#include <X11/extensions/Xrender.h>
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#include <X11/Xft/Xft.h>
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static XTrap *traps;
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static XTrapezoid *trapezoids;
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static XftDraw *aadraw;
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static XftColor aablack, aawhite;
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static XRenderColor transparent = { 0, 0, 0, 0 };
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static XRenderPictFormat *maskFormat;
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static Pixmap maskPixmap;
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static Picture mask;
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int
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InitFixedTraps(XParms xp, Parms p, int reps)
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{
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int i, numTraps;
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int rows;
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int x, y;
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int size, skew;
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XTrap *curTrap;
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XRenderColor color;
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int major, minor;
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int depth;
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int width;
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int std_fmt;
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XRenderQueryVersion (xp->d, &major, &minor);
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if (major == 0 && minor < 9)
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return 0;
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pgc = xp->fggc;
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size = p->special;
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numTraps = p->objects;
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traps = (XTrap *)malloc(numTraps * sizeof(XTrap));
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curTrap = traps;
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x = size;
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y = 0;
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rows = 0;
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skew = size;
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aadraw = XftDrawCreate (xp->d, xp->w,
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xp->vinfo.visual,
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xp->cmap);
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depth = 0;
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width = 0;
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if (p->font)
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sscanf (p->font, "%d,%d", &depth, &width);
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switch (depth) {
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case 8:
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default:
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depth = 8;
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std_fmt = PictStandardA8;
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break;
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case 4:
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std_fmt = PictStandardA4;
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break;
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case 1:
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std_fmt = PictStandardA1;
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break;
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}
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maskFormat = XRenderFindStandardFormat (xp->d, std_fmt);
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maskPixmap = XCreatePixmap (xp->d, xp->w, WIDTH, HEIGHT, depth);
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mask = XRenderCreatePicture (xp->d, maskPixmap, maskFormat, 0, NULL);
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color.red = 0;
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color.green = 0;
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color.blue = 0;
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color.alpha = 0xffff;
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if (!XftColorAllocValue (xp->d,
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xp->vinfo.visual,
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xp->cmap,
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&color, &aablack))
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{
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XftDrawDestroy (aadraw);
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aadraw = NULL;
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return 0;
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}
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color.red = 0xffff;
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color.green = 0xffff;
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color.blue = 0xffff;
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color.alpha = 0xffff;
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if (!XftColorAllocValue (xp->d,
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xp->vinfo.visual,
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xp->cmap,
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&color, &aawhite))
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{
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XftDrawDestroy (aadraw);
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aadraw = NULL;
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return 0;
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}
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if (width == 0)
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width = size;
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for (i = 0; i != p->objects; i++, curTrap ++) {
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curTrap->top.y = XDoubleToFixed (y);
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curTrap->top.left = XDoubleToFixed (x - skew);
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curTrap->top.right = XDoubleToFixed (x - skew + width);
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curTrap->bottom.y = XDoubleToFixed (y + size);
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curTrap->bottom.left = XDoubleToFixed (x + skew - width);
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curTrap->bottom.right = XDoubleToFixed (x + skew);
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skew--;
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if (skew < 0) skew = size;
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y += size;
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rows++;
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if (y + size > HEIGHT || rows == MAXROWS) {
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rows = 0;
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y = 0;
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x += 2 * size;
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if (x + size > WIDTH) {
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x = size;
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}
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}
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}
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SetFillStyle(xp, p);
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return reps;
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}
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void
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DoFixedTraps(XParms xp, Parms p, int reps)
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{
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int i;
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Picture white, black, src, dst;
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white = XftDrawSrcPicture (aadraw, &aawhite);
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black = XftDrawSrcPicture (aadraw, &aablack);
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dst = XftDrawPicture (aadraw);
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src = black;
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for (i = 0; i != reps; i++) {
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XRenderFillRectangle (xp->d, PictOpSrc, mask, &transparent,
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0, 0, WIDTH, HEIGHT);
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XRenderAddTraps (xp->d, mask, 0, 0, traps, p->objects);
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XRenderComposite (xp->d, PictOpOver, src, mask, dst,
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0, 0, 0, 0, 0, 0, WIDTH, HEIGHT);
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if (src == black)
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src = white;
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else
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src = black;
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CheckAbort ();
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}
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}
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void
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EndFixedTraps (XParms xp, Parms p)
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{
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free (traps);
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XftDrawDestroy (aadraw);
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XRenderFreePicture (xp->d, mask);
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XFreePixmap (xp->d, maskPixmap);
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}
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int
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InitFixedTrapezoids(XParms xp, Parms p, int reps)
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{
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int i, numTraps;
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int rows;
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int x, y;
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int size, skew;
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XTrapezoid *curTrap;
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XRenderColor color;
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pgc = xp->fggc;
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size = p->special;
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numTraps = p->objects;
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trapezoids = (XTrapezoid *)malloc(numTraps * sizeof(XTrapezoid));
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curTrap = trapezoids;
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x = size;
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y = 0;
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rows = 0;
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skew = size;
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aadraw = XftDrawCreate (xp->d, xp->w,
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xp->vinfo.visual,
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xp->cmap);
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if (p->font && !strcmp (p->font, "add"))
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{
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XRenderPictFormat templ;
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templ.type = PictTypeDirect;
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templ.depth = 8;
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templ.direct.alpha = 0;
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templ.direct.alphaMask = 0xff;
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maskFormat = XRenderFindFormat (xp->d,
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PictFormatType |
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PictFormatDepth |
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PictFormatAlpha |
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PictFormatAlphaMask,
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&templ,
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0);
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}
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else
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maskFormat = NULL;
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color.red = 0;
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color.green = 0;
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color.blue = 0;
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color.alpha = 0xffff;
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if (!XftColorAllocValue (xp->d,
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xp->vinfo.visual,
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xp->cmap,
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&color, &aablack))
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{
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XftDrawDestroy (aadraw);
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aadraw = NULL;
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return 0;
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}
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color.red = 0xffff;
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color.green = 0xffff;
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color.blue = 0xffff;
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color.alpha = 0xffff;
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if (!XftColorAllocValue (xp->d,
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xp->vinfo.visual,
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xp->cmap,
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&color, &aawhite))
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{
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XftDrawDestroy (aadraw);
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aadraw = NULL;
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return 0;
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}
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for (i = 0; i != p->objects; i++, curTrap ++) {
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curTrap->top = XDoubleToFixed (y);
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curTrap->bottom = XDoubleToFixed (y + size);
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curTrap->left.p1.x = XDoubleToFixed (x - skew);
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curTrap->left.p1.y = XDoubleToFixed (y);
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curTrap->left.p2.x = XDoubleToFixed (x + skew - size);
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curTrap->left.p2.y = XDoubleToFixed (y + size);
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curTrap->right.p1.x = XDoubleToFixed (x - skew + size);
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curTrap->right.p1.y = XDoubleToFixed (y);
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curTrap->right.p2.x = XDoubleToFixed (x + skew);
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curTrap->right.p2.y = XDoubleToFixed (y + size);
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skew--;
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if (skew < 0) skew = size;
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y += size;
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rows++;
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if (y + size > HEIGHT || rows == MAXROWS) {
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rows = 0;
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y = 0;
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x += 2 * size;
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if (x + size > WIDTH) {
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x = size;
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}
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}
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}
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SetFillStyle(xp, p);
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return reps;
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}
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void
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DoFixedTrapezoids(XParms xp, Parms p, int reps)
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{
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int i;
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Picture white, black, src, dst;
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white = XftDrawSrcPicture (aadraw, &aawhite);
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black = XftDrawSrcPicture (aadraw, &aablack);
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dst = XftDrawPicture (aadraw);
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src = black;
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for (i = 0; i != reps; i++) {
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XRenderCompositeTrapezoids (xp->d, PictOpOver, src, dst, maskFormat,
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0, 0, trapezoids, p->objects);
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if (src == black)
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src = white;
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else
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src = black;
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CheckAbort ();
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}
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}
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void
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EndFixedTrapezoids (XParms xp, Parms p)
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{
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free (trapezoids);
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XftDrawDestroy (aadraw);
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}
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#endif /* XRENDER */
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