C++ MI_GC函数代码示例

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本文整理汇总了C++中MI_GC函数的典型用法代码示例。如果您正苦于以下问题：C++ MI_GC函数的具体用法？C++ MI_GC怎么用？C++ MI_GC使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了MI_GC函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: paint_fly

static void
paint_fly(ModeInfo * mi, Fly * f)
{
	EyeScrInfo *ep = &eye_info[MI_SCREEN(mi)];
	Display    *display = MI_DISPLAY(mi);
	Window      window = MI_WINDOW(mi);
	int         x = f->x, y = f->y;

	if (MI_IS_ICONIC(mi)) {
		/* don't need to unpaint when iconic
		 * ep->flyGC has stipple set, don't use when iconic
		 */
		XSetForeground(display, MI_GC(mi), f->pixel);
		XFillArc(display, window, MI_GC(mi), x, y,
			 f->width, f->height, 90 * 64, 360 * 64);
	} else {
		unpaint_fly(mi, f);
		XSetForeground(display, ep->flyGC, f->pixel);
#ifdef XBM_GRELB
		if (ep->fly2pix != None) {
			XSetStipple(display, ep->flyGC, (f->vy <= 0) ? ep->flypix : ep->fly2pix);
		} else
#endif
			XSetStipple(display, ep->flyGC, ep->flypix);
		XSetTSOrigin(display, ep->flyGC, x, y);
#ifdef FLASH
		XSetFillStyle(display, ep->flyGC, FillStippled);
#else
		XSetFillStyle(display, ep->flyGC, FillOpaqueStippled);
#endif
		XFillRectangle(display, window, ep->flyGC,
			       x, y, f->width, f->height);
		XFlush(display);
	}
}

开发者ID:Bluerise，项目名称:bitrig-xenocara，代码行数:35，代码来源:eyes.c

示例2: drawcell

static void
drawcell(ModeInfo * mi, int col, int row, unsigned char color)
{
	antfarmstruct *ap = &antfarms[MI_SCREEN(mi)];
	GC          gc;

	if (!color) {
		XSetForeground(MI_DISPLAY(mi), MI_GC(mi), MI_BLACK_PIXEL(mi));
		gc = MI_GC(mi);
	} else if (MI_NPIXELS(mi) > 2) {
		XSetForeground(MI_DISPLAY(mi), MI_GC(mi),
			MI_PIXEL(mi, ap->colors[color - 1]));
		gc = MI_GC(mi);
	} else {
		XGCValues   gcv;

		gcv.stipple = ap->pixmaps[color - 1];
		gcv.foreground = MI_WHITE_PIXEL(mi);
		gcv.background = MI_BLACK_PIXEL(mi);
		XChangeGC(MI_DISPLAY(mi), ap->stippledGC,
			  GCStipple | GCForeground | GCBackground, &gcv);
		gc = ap->stippledGC;
	}
	fillcell(mi, gc, col, row);
}

开发者ID:Bluerise，项目名称:bitrig-xenocara，代码行数:25，代码来源:ant.c

示例3: draw_blot

void
draw_blot(ModeInfo * mi)
{
	blotstruct *bp;
	XPoint     *xp;
	int         x, y, k;

	if (blots == NULL)
		return;
	bp = &blots[MI_SCREEN(mi)];
	xp = bp->pointBuffer;
	if (xp == NULL)
		init_blot(mi);

	MI_IS_DRAWN(mi) = True;
	if (MI_NPIXELS(mi) > 2) {
		XSetForeground(MI_DISPLAY(mi), MI_GC(mi), MI_PIXEL(mi, bp->pix));
		if (++bp->pix >= MI_NPIXELS(mi))
			bp->pix = 0;
	}
	x = bp->xmid;
	y = bp->ymid;
	k = bp->size;
	while (k >= 4) {
		x += (NRAND(1 + (bp->offset << 1)) - bp->offset);
		y += (NRAND(1 + (bp->offset << 1)) - bp->offset);
		k--;
		xp->x = x;
		xp->y = y;
		xp++;
		if (bp->xsym) {
			k--;
			xp->x = bp->width - x;
			xp->y = y;
			xp++;
		}
		if (bp->ysym) {
			k--;
			xp->x = x;
			xp->y = bp->height - y;
			xp++;
		}
		if (bp->xsym && bp->ysym) {
			k--;
			xp->x = bp->width - x;
			xp->y = bp->height - y;
			xp++;
		}
	}
	XDrawPoints(MI_DISPLAY(mi), MI_WINDOW(mi), MI_GC(mi),
		    bp->pointBuffer, (bp->size - k), CoordModeOrigin);
	if (++bp->count > MI_CYCLES(mi))
		init_blot(mi);
}

开发者ID:Bluerise，项目名称:bitrig-xenocara，代码行数:54，代码来源:blot.c

示例4: petal

static void
petal(ModeInfo * mi)
{
	petalstruct *pp = &petals[MI_SCREEN(mi)];

	XSetForeground(MI_DISPLAY(mi), MI_GC(mi), pp->color);
	if (pp->wireframe) {
		XDrawLines(MI_DISPLAY(mi), MI_WINDOW(mi), MI_GC(mi),
			   pp->points, pp->npoints + 1, CoordModeOrigin);
	} else {
		XFillPolygon(MI_DISPLAY(mi), MI_WINDOW(mi), MI_GC(mi),
			  pp->points, pp->npoints, Complex, CoordModeOrigin);
	}
}

开发者ID:Bluerise，项目名称:bitrig-xenocara，代码行数:14，代码来源:petal.c

示例5: drawtruchet

static void
drawtruchet(ModeInfo * mi, int col, int row,
	    unsigned char color, unsigned char truchetstate)
{
	antfarmstruct *ap = &antfarms[MI_SCREEN(mi)];

	if (!color)
		XSetForeground(MI_DISPLAY(mi), MI_GC(mi), MI_WHITE_PIXEL(mi));
	else if (MI_NPIXELS(mi) > 2 || color > ap->ncolors / 2)
		XSetForeground(MI_DISPLAY(mi), MI_GC(mi), MI_BLACK_PIXEL(mi));
	else
		XSetForeground(MI_DISPLAY(mi), MI_GC(mi), MI_WHITE_PIXEL(mi));
	truchetcell(mi, col, row, truchetstate);
}

开发者ID:Bluerise，项目名称:bitrig-xenocara，代码行数:14，代码来源:ant.c

示例6: init_planet

static void
init_planet(ModeInfo * mi, planetstruct * planet)
{
	Display    *display = MI_DISPLAY(mi);
	Window      window = MI_WINDOW(mi);
	GC          gc = MI_GC(mi);
	gravstruct *gp = &gravs[MI_SCREEN(mi)];

	if (MI_NPIXELS(mi) > 2)
		planet->colors = MI_PIXEL(mi, NRAND(MI_NPIXELS(mi)));
	else
		planet->colors = MI_WHITE_PIXEL(mi);
	/* Initialize positions */
	POS(X) = FLOATRAND(-XR, XR);
	POS(Y) = FLOATRAND(-YR, YR);
	POS(Z) = FLOATRAND(-ZR, ZR);

	if (POS(Z) > -ALMOST) {
		planet->xi = (int)
			((double) gp->width * (HALF + POS(X) / (POS(Z) + DIST)));
		planet->yi = (int)
			((double) gp->height * (HALF + POS(Y) / (POS(Z) + DIST)));
	} else
		planet->xi = planet->yi = -1;
	planet->ri = RADIUS;

	/* Initialize velocities */
	VEL(X) = FLOATRAND(-VR, VR);
	VEL(Y) = FLOATRAND(-VR, VR);
	VEL(Z) = FLOATRAND(-VR, VR);

	/* Draw planets */
	Planet(planet->xi, planet->yi);
}

开发者ID:Bluerise，项目名称:bitrig-xenocara，代码行数:34，代码来源:grav.c

示例7: drawlissie

static void
drawlissie(ModeInfo * mi, lissiestruct * lissie)
{
	Display    *display = MI_DISPLAY(mi);
	GC          gc = MI_GC(mi);
	lissstruct *lp = &lisses[MI_SCREEN(mi)];
	int         p = (++lissie->pos) % MAXLISSIELEN;
	int         oldp = (lissie->pos - lissie->len + MAXLISSIELEN) % MAXLISSIELEN;

	/* Let time go by ... */
	lissie->tx += lissie->dtx;
	lissie->ty += lissie->dty;
	if (lissie->tx > 2 * M_PI)
		lissie->tx -= 2 * M_PI;
	if (lissie->ty > 2 * M_PI)
		lissie->ty -= 2 * M_PI;

	/* vary both (x/y) speeds by max. 1% */
	lissie->dtx *= FLOATRAND(0.99, 1.01);
	lissie->dty *= FLOATRAND(0.99, 1.01);
	if (lissie->dtx < MINDT)
		lissie->dtx = MINDT;
	else if (lissie->dtx > MAXDT)
		lissie->dtx = MAXDT;
	if (lissie->dty < MINDT)
		lissie->dty = MINDT;
	else if (lissie->dty > MAXDT)
		lissie->dty = MAXDT;

	lissie->loc[p].x = lissie->xi + (int) (sin(lissie->tx) * lissie->rx);
	lissie->loc[p].y = lissie->yi + (int) (sin(lissie->ty) * lissie->ry);

	/* Mask */
	XSetForeground(display, gc, MI_BLACK_PIXEL(mi));
	Lissie(oldp);

	/* Redraw */
	if (MI_NPIXELS(mi) > 2) {
		XSetForeground(display, gc, MI_PIXEL(mi, lissie->color));
		if (++lissie->color >= (unsigned) MI_NPIXELS(mi))
			lissie->color = 0;
	} else
		XSetForeground(display, gc, MI_WHITE_PIXEL(mi));
	Lissie(p);
	if (lissie->redrawing) {
		int         i;

		lissie->redrawpos++;
		/* This compensates for the changed p
		   since the last callback. */

		for (i = 0; i < REDRAWSTEP; i++) {
			Lissie((p - lissie->redrawpos + MAXLISSIELEN) % MAXLISSIELEN);
			if (++(lissie->redrawpos) >= lissie->len) {
				lissie->redrawing = 0;
				break;
			}
		}
	}
}

开发者ID:sev-，项目名称:xscreensaver，代码行数:60，代码来源:lissie.c

示例8: level1_strike

static void
level1_strike(Lightning bolt, ModeInfo * mi)
{
	Display    *display = MI_DISPLAY(mi);
	Window      window = MI_WINDOW(mi);
	Storm      *st = &Helga[MI_SCREEN(mi)];
	GC          gc = MI_GC(mi);
	int         i;

	if (MI_NPIXELS(mi) > 2)	/* color */
		XSetForeground(display, gc, MI_PIXEL(mi, st->color));
	else
		XSetForeground(display, gc, MI_WHITE_PIXEL(mi));
	XDrawLine(display, window, gc,
	bolt.end1.x - 1, bolt.end1.y, bolt.middle[0].x - 1, bolt.middle[0].y);
	draw_line(mi, bolt.middle, BOLT_VERTICIES, gc, -1);
	XDrawLine(display, window, gc,
		  bolt.middle[BOLT_VERTICIES - 1].x - 1,
	    bolt.middle[BOLT_VERTICIES - 1].y, bolt.end2.x - 1, bolt.end2.y);
	XDrawLine(display, window, gc,
	bolt.end1.x + 1, bolt.end1.y, bolt.middle[0].x + 1, bolt.middle[0].y);
	draw_line(mi, bolt.middle, BOLT_VERTICIES, gc, 1);
	XDrawLine(display, window, gc,
		  bolt.middle[BOLT_VERTICIES - 1].x + 1,
	    bolt.middle[BOLT_VERTICIES - 1].y, bolt.end2.x + 1, bolt.end2.y);

	for (i = 0; i < bolt.fork_number; i++) {
		draw_line(mi, bolt.branch[i].ForkVerticies, bolt.branch[i].num_used,
			  gc, -1);
		draw_line(mi, bolt.branch[i].ForkVerticies, bolt.branch[i].num_used,
			  gc, 1);
	}
	first_strike(bolt, mi);
}

开发者ID:RazZziel，项目名称:pongclock，代码行数:34，代码来源:lightning.c

示例9: init_planet

static void
init_planet(ModeInfo * mi, planetstruct * planet)
{
	gravstruct *gp = &gravs[MI_SCREEN(mi)];

# ifdef HAVE_JWXYZ
    jwxyz_XSetAntiAliasing (MI_DISPLAY(mi), MI_GC(mi), False);
# endif

	if (MI_NPIXELS(mi) > 2)
		planet->colors = MI_PIXEL(mi, NRAND(MI_NPIXELS(mi)));
	else
		planet->colors = MI_WHITE_PIXEL(mi);
	/* Initialize positions */
	POS(X) = FLOATRAND(-XR, XR);
	POS(Y) = FLOATRAND(-YR, YR);
	POS(Z) = FLOATRAND(-ZR, ZR);

	if (POS(Z) > -ALMOST) {
		planet->xi = (int)
			((double) gp->width * (HALF + POS(X) / (POS(Z) + DIST)));
		planet->yi = (int)
			((double) gp->height * (HALF + POS(Y) / (POS(Z) + DIST)));
	} else
		planet->xi = planet->yi = -1;
	planet->ri = RADIUS;

	/* Initialize velocities */
	VEL(X) = FLOATRAND(-VR, VR);
	VEL(Y) = FLOATRAND(-VR, VR);
	VEL(Z) = FLOATRAND(-VR, VR);
}

开发者ID:MaddTheSane，项目名称:xscreensaver，代码行数:32，代码来源:grav.c

示例10: draw_planet

static void
draw_planet(ModeInfo * mi, planetstruct * planet)
{
	Display    *display = MI_DISPLAY(mi);
	Window      window = MI_WINDOW(mi);
	GC          gc = MI_GC(mi);
	gravstruct *gp = &gravs[MI_SCREEN(mi)];
	double      D;		/* A distance variable to work with */
	register unsigned char cmpt;

	D = POS(X) * POS(X) + POS(Y) * POS(Y) + POS(Z) * POS(Z);
	if (D < COLLIDE)
		D = COLLIDE;
	D = sqrt(D);
	D = D * D * D;
	for (cmpt = X; cmpt < DIMENSIONS; cmpt++) {
		ACC(cmpt) = POS(cmpt) * GRAV / D;
		if (decay) {
			if (ACC(cmpt) > MaxA)
				ACC(cmpt) = MaxA;
			else if (ACC(cmpt) < -MaxA)
				ACC(cmpt) = -MaxA;
			VEL(cmpt) = VEL(cmpt) + ACC(cmpt);
			VEL(cmpt) *= DAMP;
		} else {
			/* update velocity */
			VEL(cmpt) = VEL(cmpt) + ACC(cmpt);
		}
		/* update position */
		POS(cmpt) = POS(cmpt) + VEL(cmpt);
	}

	gp->x = planet->xi;
	gp->y = planet->yi;

	if (POS(Z) > -ALMOST) {
		planet->xi = (int)
			((double) gp->width * (HALF + POS(X) / (POS(Z) + DIST)));
		planet->yi = (int)
			((double) gp->height * (HALF + POS(Y) / (POS(Z) + DIST)));
	} else
		planet->xi = planet->yi = -1;

	/* Mask */
	XSetForeground(display, gc, MI_BLACK_PIXEL(mi));
	Planet(gp->x, gp->y);
	if (trail) {
		XSetForeground(display, gc, planet->colors);
		XDrawPoint(display, MI_WINDOW(mi), gc, gp->x, gp->y);
	}
	/* Move */
	gp->x = planet->xi;
	gp->y = planet->yi;
	planet->ri = RADIUS;

	/* Redraw */
	XSetForeground(display, gc, planet->colors);
	Planet(gp->x, gp->y);
}

开发者ID:MaddTheSane，项目名称:xscreensaver，代码行数:59，代码来源:grav.c

示例11: draw_turtle

void
draw_turtle(ModeInfo * mi)
{
	turtlestruct *tp;

	if (turtles == NULL)
		return;
	tp = &turtles[MI_SCREEN(mi)];

	if (++tp->time > MI_CYCLES(mi))
		init_turtle(mi);

	MI_IS_DRAWN(mi) = True;

	if (MI_NPIXELS(mi) > 2)
		XSetForeground(MI_DISPLAY(mi), MI_GC(mi),
			       MI_PIXEL(mi, NRAND(MI_NPIXELS(mi))));

	tp->r = tp->r >> 1;
	tp->level++;
	if (tp->r > 1)
		switch (tp->curve) {
			case HILBERT:
				switch (tp->dir) {
					case 0:
						tp->pt1.x = tp->pt2.x = tp->start.x + tp->r / 2;
						tp->pt1.y = tp->pt2.y = tp->start.y + tp->r / 2;
						generate_hilbert(mi, 0, tp->r);
						break;
					case 1:
						tp->pt1.x = tp->pt2.x = tp->start.x + tp->min - tp->r / 2;
						tp->pt1.y = tp->pt2.y = tp->start.y + tp->min - tp->r / 2;
						generate_hilbert(mi, 0, -tp->r);
						break;
					case 2:
						tp->pt1.x = tp->pt2.x = tp->start.x + tp->min - tp->r / 2;
						tp->pt1.y = tp->pt2.y = tp->start.y + tp->min - tp->r / 2;
						generate_hilbert(mi, -tp->r, 0);
						break;
					case 3:
						tp->pt1.x = tp->pt2.x = tp->start.x + tp->r / 2;
						tp->pt1.y = tp->pt2.y = tp->start.y + tp->r / 2;
						generate_hilbert(mi, tp->r, 0);
				}
				break;
			case CESARO_VAR:
				generate_cesarovar(mi,
					(double) tp->pt1.x, (double) tp->pt1.y,
					(double) tp->pt2.x, (double) tp->pt2.y,
					tp->level, tp->sign);
				break;
			case HARTER_HEIGHTWAY:
				generate_harter_heightway(mi,
					(double) tp->pt1.x, (double) tp->pt1.y,
				  	(double) tp->pt2.x, (double) tp->pt2.y,
					tp->level, tp->sign);
				break;
		}
}

开发者ID:Bluerise，项目名称:bitrig-xenocara，代码行数:59，代码来源:turtle.c

示例12: DrawLine

static void DrawLine(ModeInfo * mi, XRectangle rect, unsigned long color)
{
  Display *display = MI_DISPLAY(mi);
  Window   window = MI_WINDOW(mi);
  GC       gc = MI_GC(mi);

  XSetForeground(display, gc, color);
  XDrawLine(display, window, gc, rect.x, rect.height, rect.width, rect.y);
}

开发者ID:Gelma，项目名称:xlockmore-for-13.04，代码行数:9，代码来源:rain.c

示例13: draw_grav

ENTRYPOINT void
draw_grav(ModeInfo * mi)
{
	Display    *display = MI_DISPLAY(mi);
	Window      window = MI_WINDOW(mi);
	GC          gc = MI_GC(mi);
	register unsigned char ball;
	gravstruct *gp;

	if (gravs == NULL)
			return;
	gp = &gravs[MI_SCREEN(mi)];
	if (gp->planets == NULL)
		return;

	if (!MI_IS_DRAWN(mi)) {
		for (ball = 0; ball < (unsigned char) gp->nplanets; ball++) {
			planetstruct *planet = &gp->planets[ball];

			/* Draw planets */
			Planet(planet->xi, planet->yi);
		}

		/* Draw centrepoint */
		XDrawArc(display, MI_WINDOW(mi), gc,
			 gp->width / 2 - gp->sr / 2, gp->height / 2 - gp->sr / 2, gp->sr, gp->sr,
			 0, 23040);
	}

	MI_IS_DRAWN(mi) = True;
	/* Mask centrepoint */
	XSetForeground(display, gc, MI_BLACK_PIXEL(mi));
	XDrawArc(display, window, gc,
		 gp->width / 2 - gp->sr / 2, gp->height / 2 - gp->sr / 2, gp->sr, gp->sr,
		 0, 23040);

	/* Resize centrepoint */
	switch (NRAND(4)) {
		case 0:
			if (gp->sr < (int) STARRADIUS)
				gp->sr++;
			break;
		case 1:
			if (gp->sr > 2)
				gp->sr--;
	}

	/* Draw centrepoint */
	XSetForeground(display, gc, gp->starcolor);
	XDrawArc(display, window, gc,
		 gp->width / 2 - gp->sr / 2, gp->height / 2 - gp->sr / 2, gp->sr, gp->sr,
		 0, 23040);

	for (ball = 0; ball < (unsigned char) gp->nplanets; ball++)
		draw_planet(mi, &gp->planets[ball]);
}

开发者ID:MaddTheSane，项目名称:xscreensaver，代码行数:56，代码来源:grav.c

示例14: draw_mesh

static
void
draw_mesh(ModeInfo * mi, trianglestruct * tp, int d, int count)
{
    XPoint      p[3];
    int         first = 1;
    int         y_0, y_1, y_2;
    double      dinv = 0.2 / d;

    if ((tp->j == 0) && (tp->i == 0)) {
#if 0 /* jwz */
        XClearWindow(MI_DISPLAY(mi), MI_WINDOW(mi));
#else
        {
            int x = 0;
            int y = 0;
            int x2 = MI_WIN_WIDTH(mi);
            int y2 = tp->ypos[0];
            XSetForeground(MI_DISPLAY(mi), MI_GC(mi), MI_WIN_BLACK_PIXEL(mi));
            XFillRectangle(MI_DISPLAY(mi), MI_WINDOW(mi), MI_GC(mi),
                           x, y, x2, y2);
        }
#endif
    }
    for (; (tp->j < tp->size) && (count > 0); tp->j += ((count) ? d : 0)) {
        for (tp->i = (first) ? tp->i : 0, first = 0;
                (tp->i < MAX_SIZE - tp->j) && (count > 0);
                tp->i += d, count--) {
            if (tp->i + tp->j < tp->size) {
                calc_points1(tp, d, &y_0, &y_1, &y_2, p);
                draw_atriangle(mi, p, y_0, y_1, y_2, dinv);
            }
            if (tp->i + tp->j + d < tp->size) {
                calc_points2(tp, d, &y_0, &y_1, &y_2, p);
                draw_atriangle(mi, p, y_0, y_1, y_2, dinv);
            }
        }
    }

    if (tp->j == tp->size) {
        tp->init_now = 1;
    }
}

开发者ID:xcution，项目名称:xscreensaver，代码行数:43，代码来源:triangle.c

示例15: draw_fadeplot

ENTRYPOINT void
draw_fadeplot (ModeInfo * mi)
{
	Display    *display = MI_DISPLAY(mi);
	Window      window = MI_WINDOW(mi);
	GC          gc = MI_GC(mi);
	int         i, j, temp;
	fadeplotstruct *fp;

	if (fadeplots == NULL)
		return;
	fp = &fadeplots[MI_SCREEN(mi)];
	if (fp->stab == NULL)
		return;

	MI_IS_DRAWN(mi) = True;
	XSetForeground(display, gc, MI_BLACK_PIXEL(mi));
	XDrawPoints(display, window, gc, fp->pts, fp->maxpts, CoordModeOrigin);

	if (MI_NPIXELS(mi) > 2) {
		XSetForeground(display, gc, MI_PIXEL(mi, fp->pix));
		if (++fp->pix >= MI_NPIXELS(mi))
			fp->pix = 0;
	} else
		XSetForeground(display, gc, MI_WHITE_PIXEL(mi));

	temp = 0;
	for (j = 0; j < fp->nbstep; j++) {
		for (i = 0; i < fp->maxpts / fp->nbstep; i++) {
			fp->pts[temp].x =
				fp->stab[(fp->st.x + fp->speed.x * j + i * fp->step.x) % fp->angles] *
				fp->factor.x + fp->width / 2 - fp->min;
			fp->pts[temp].y =
				fp->stab[(fp->st.y + fp->speed.y * j + i * fp->step.y) % fp->angles] *
				fp->factor.y + fp->height / 2 - fp->min;
			temp++;
		}
	}
	XDrawPoints(display, window, gc, fp->pts, temp, CoordModeOrigin);
	fp->st.x = (fp->st.x + fp->speed.x) % fp->angles;
	fp->st.y = (fp->st.y + fp->speed.y) % fp->angles;
	fp->temps++;
	if ((fp->temps % (fp->angles / 2)) == 0) {
		fp->temps = fp->temps % fp->angles * 5;
		if ((fp->temps % (fp->angles)) == 0)
			fp->speed.y = (fp->speed.y + 1) % 30 + 1;
		if ((fp->temps % (fp->angles * 2)) == 0)
			fp->speed.x = (fp->speed.x) % 20;
		if ((fp->temps % (fp->angles * 3)) == 0)
			fp->step.y = (fp->step.y + 1) % 2 + 1;

		MI_CLEARWINDOW(mi);
	}
}

开发者ID:sev-，项目名称:xscreensaver，代码行数:54，代码来源:fadeplot.c

示例16: DrawEllipse

static void DrawEllipse(ModeInfo * mi, dropstruct *drop, unsigned long color)
{
  Display *display = MI_DISPLAY(mi);
  Window   window = MI_WINDOW(mi);
  GC       gc = MI_GC(mi);
  int      w = 2 * drop->radius;
  int      h = (drop->radius * 2) / 3;

  XSetForeground(display, gc, color);
  XDrawArc(display, window, gc,
    drop->drop.x - w, drop->drop.y - h, 2 * w + 1, 2 * h + 1, 0, 360 * 64);
}

开发者ID:Gelma，项目名称:xlockmore-for-13.04，代码行数:12，代码来源:rain.c

示例17: init_galaxy

void
init_galaxy(ModeInfo * mi)
{
	Display *display = MI_DISPLAY(mi);
	unistruct  *gp;

	if (universes == NULL) {
		if ((universes = (unistruct *) calloc(MI_NUM_SCREENS(mi),
						sizeof (unistruct))) == NULL)
			return;
	}
	gp = &universes[MI_SCREEN(mi)];

	gp->f_hititerations = MI_CYCLES(mi);

	gp->clip.left = 0;
	gp->clip.top = 0;
	gp->clip.right = MI_WIDTH(mi);
	gp->clip.bottom = MI_HEIGHT(mi);

	gp->scale = (double) (gp->clip.right + gp->clip.bottom) / 8.0;
	gp->midx = gp->clip.right / 2;
	gp->midy = gp->clip.bottom / 2;

	if (MI_IS_FULLRANDOM(mi)) {
		gp->fisheye = !(NRAND(3));
		if (!gp->fisheye)
			gp->tracks = (Bool) (LRAND() & 1);
	} else {
		gp->fisheye = fisheye;
		gp->tracks = tracks;
	}

	if (!startover(mi))
		return;
	if (gp->fisheye) {
		if (gp->pixmap != None)
			XFreePixmap(display, gp->pixmap);
		if ((gp->pixmap = XCreatePixmap(display, MI_WINDOW(mi),
				MI_WIDTH(mi), MI_HEIGHT(mi),
				MI_DEPTH(mi))) == None) {
			gp->fisheye = False;
		}
	}
	if (gp->fisheye) {
	        XSetGraphicsExposures(display, MI_GC(mi), False);
		gp->scale *= Z_OFFSET;
		gp->star_scale_Z = (gp->scale  * .005);
		 /* don't want any exposure events from XCopyPlane */
	}

}

开发者ID:Gelma，项目名称:xlockmore-for-13.04，代码行数:52，代码来源:galaxy.c

示例18: drawCell_notused

static void
drawCell_notused(ModeInfo * mi, int col, int row, unsigned char state)
{
	circuitstruct *wp = &circuits[MI_SCREEN(mi)];
	XGCValues   gcv;
	GC          gc;

	if (MI_NPIXELS(mi) > 2) {
		gc = MI_GC(mi);
		XSetForeground(MI_DISPLAY(mi), gc, MI_PIXEL(mi, wp->colors[state]));
	} else {
		gcv.stipple = wp->pixmaps[state];
		gcv.foreground = MI_WHITE_PIXEL(mi);
		gcv.background = MI_BLACK_PIXEL(mi);
		XChangeGC(MI_DISPLAY(mi), wp->stippledGC,
			  GCStipple | GCForeground | GCBackground, &gcv);
		gc = wp->stippledGC;
	}
	XFillRectangle(MI_DISPLAY(mi), MI_WINDOW(mi), MI_GC(mi),
	       wp->xb + wp->xs * col, wp->yb + wp->ys * row,
		wp->xs - (wp->xs > 3), wp->ys - (wp->ys > 3));
}

开发者ID:Gelma，项目名称:xlockmore-for-13.04，代码行数:22，代码来源:wire.c

示例19: init_grav

ENTRYPOINT void
init_grav(ModeInfo * mi)
{
	Display    *display = MI_DISPLAY(mi);
	GC          gc = MI_GC(mi);
	unsigned char ball;
	gravstruct *gp;

	if (gravs == NULL) {
		if ((gravs = (gravstruct *) calloc(MI_NUM_SCREENS(mi),
					       sizeof (gravstruct))) == NULL)
			return;
	}
	gp = &gravs[MI_SCREEN(mi)];

	gp->width = MI_WIDTH(mi);
	gp->height = MI_HEIGHT(mi);

	gp->sr = STARRADIUS;

	gp->nplanets = MI_COUNT(mi);
	if (gp->nplanets < 0) {
		if (gp->planets) {
			(void) free((void *) gp->planets);
			gp->planets = (planetstruct *) NULL;
		}
		gp->nplanets = NRAND(-gp->nplanets) + 1;	/* Add 1 so its not too boring */
	}
	if (gp->planets == NULL) {
		if ((gp->planets = (planetstruct *) calloc(gp->nplanets,
				sizeof (planetstruct))) == NULL)
			return;
	}

	MI_CLEARWINDOW(mi);

	if (MI_NPIXELS(mi) > 2)
		gp->starcolor = MI_PIXEL(mi, NRAND(MI_NPIXELS(mi)));
	else
		gp->starcolor = MI_WHITE_PIXEL(mi);
	for (ball = 0; ball < (unsigned char) gp->nplanets; ball++)
		init_planet(mi, &gp->planets[ball]);

	/* Draw centrepoint */
	XDrawArc(display, MI_WINDOW(mi), gc,
		 gp->width / 2 - gp->sr / 2, gp->height / 2 - gp->sr / 2, gp->sr, gp->sr,
		 0, 23040);
}

开发者ID:david-sackmary，项目名称:distro-mods，代码行数:48，代码来源:grav.c

示例20: generate_cesarovar

static void
generate_cesarovar(ModeInfo * mi, double pt1x, double pt1y,
		   double pt2x, double pt2y, int level, int sign)
{
	Display    *display = MI_DISPLAY(mi);
	Window      window = MI_WINDOW(mi);
	GC          gc = MI_GC(mi);
	turtlestruct *tp = &turtles[MI_SCREEN(mi)];
	complextype points[4];

	level--;

	tp->turtle.r = sqrt((double) ((pt2x - pt1x) * (pt2x - pt1x) +
				      (pt2y - pt1y) * (pt2y - pt1y))) / 2.0;
	points[0].x = pt1x;
	points[0].y = pt1y;
	points[2].x = pt2x;
	points[2].y = pt2y;
	tp->turtle.theta = POINT(pt1x, pt1y, pt2x, pt2y);
	tp->turtle.x = pt1x;
	tp->turtle.y = pt1y;
	STEP(tp->turtle.x, tp->turtle.y, tp->turtle.r, tp->turtle.theta);
	points[3].x = tp->turtle.x;
	points[3].y = tp->turtle.y;
	TURN(tp->turtle.theta, 90.0 * (double) sign);
	STEP(tp->turtle.x, tp->turtle.y, tp->turtle.r, tp->turtle.theta);
	points[1].x = tp->turtle.x;
	points[1].y = tp->turtle.y;
	sign = -1;
	if (level > 0) {
		int         j;

		for (j = 0; j < 2; j++) {
			pt1x = points[j].x;
			pt2x = points[j + 1].x;
			pt1y = points[j].y;
			pt2y = points[j + 1].y;
			generate_cesarovar(mi, pt1x, pt1y, pt2x, pt2y, level, sign);
		}
	} else {
		XDrawLine(display, window, gc,
			  (int) points[0].x + tp->start.x, (int) points[0].y + tp->start.y,
			  (int) points[2].x + tp->start.x, (int) points[2].y + tp->start.y);
		XDrawLine(display, window, gc,
			  (int) points[1].x + tp->start.x, (int) points[1].y + tp->start.y,
			  (int) points[3].x + tp->start.x, (int) points[3].y + tp->start.y);
	}
}

开发者ID:Bluerise，项目名称:bitrig-xenocara，代码行数:48，代码来源:turtle.c

注：本文中的MI_GC函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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C++ MI_GC函数代码示例

示例1: paint_fly

示例2: drawcell

示例3: draw_blot

示例4: petal

示例5: drawtruchet

示例6: init_planet

示例7: drawlissie

示例8: level1_strike

示例9: init_planet

示例10: draw_planet

示例11: draw_turtle

示例12: DrawLine

示例13: draw_grav

示例14: draw_mesh

示例15: draw_fadeplot

示例16: DrawEllipse

示例17: init_galaxy

示例18: drawCell_notused

示例19: init_grav

示例20: generate_cesarovar

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