Commit dfc03205 authored by Kaleb Keithley Keithley's avatar Kaleb Keithley Keithley
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Initial revision

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/* $XConsortium: Eyes.c,v 1.28 94/04/17 20:45:22 eswu Exp $ */
/* $XFree86: xc/programs/xeyes/Eyes.c,v 1.4 2001/08/27 23:35:13 dawes Exp $ */
/*
Copyright (c) 1991 X Consortium
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 THE X CONSORTIUM 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.
Except as contained in this notice, the name of the X Consortium shall
not be used in advertising or otherwise to promote the sale, use or
other dealings in this Software without prior written authorization
from the X Consortium.
*/
/*
* Eyes.c
*
* a widget which follows the mouse around
*/
# include <X11/Xos.h>
# include <stdio.h>
# include <X11/IntrinsicP.h>
# include <X11/StringDefs.h>
# include <X11/Xmu/Converters.h>
# include "EyesP.h"
# include <math.h>
# include <X11/extensions/shape.h>
#if (defined(SVR4) || defined(SYSV) && defined(i386))
extern double hypot(double, double);
#endif
#define offset(field) XtOffsetOf(EyesRec, eyes.field)
#define goffset(field) XtOffsetOf(WidgetRec, core.field)
static XtResource resources[] = {
{XtNwidth, XtCWidth, XtRDimension, sizeof(Dimension),
goffset(width), XtRImmediate, (XtPointer) 150},
{XtNheight, XtCHeight, XtRDimension, sizeof(Dimension),
goffset(height), XtRImmediate, (XtPointer) 100},
{XtNforeground, XtCForeground, XtRPixel, sizeof(Pixel),
offset(puppixel), XtRString, XtDefaultForeground},
{XtNoutline, XtCForeground, XtRPixel, sizeof(Pixel),
offset(outline), XtRString, XtDefaultForeground},
{XtNcenterColor, XtCBackground, XtRPixel, sizeof (Pixel),
offset(center), XtRString, XtDefaultBackground},
{XtNreverseVideo, XtCReverseVideo, XtRBoolean, sizeof (Boolean),
offset (reverse_video), XtRImmediate, (XtPointer) FALSE},
{XtNbackingStore, XtCBackingStore, XtRBackingStore, sizeof (int),
offset (backing_store), XtRString, "default"},
{XtNshapeWindow, XtCShapeWindow, XtRBoolean, sizeof (Boolean),
offset (shape_window), XtRImmediate, (XtPointer) TRUE},
};
#undef offset
#undef goffset
# define NUM_EYES 2
# define EYE_X(n) ((n) * 2.0)
# define EYE_Y(n) (0.0)
# define EYE_OFFSET (0.1) /* padding between eyes */
# define EYE_THICK (0.175) /* thickness of eye rim */
# define BALL_WIDTH (0.3)
# define BALL_PAD (0.05)
# define EYE_WIDTH (2.0 - (EYE_THICK + EYE_OFFSET) * 2)
# define EYE_HEIGHT EYE_WIDTH
# define EYE_HWIDTH (EYE_WIDTH / 2.0)
# define EYE_HHEIGHT (EYE_HEIGHT / 2.0)
# define BALL_HEIGHT BALL_WIDTH
# define BALL_DIST ((EYE_WIDTH - BALL_WIDTH) / 2.0 - BALL_PAD)
# define W_MIN_X (-1.0 + EYE_OFFSET)
# define W_MAX_X (3.0 - EYE_OFFSET)
# define W_MIN_Y (-1.0 + EYE_OFFSET)
# define W_MAX_Y (1.0 - EYE_OFFSET)
# define TPointEqual(a, b) ((a).x == (b).x && (a).y == (b).y)
# define XPointEqual(a, b) ((a).x == (b).x && (a).y == (b).y)
static int delays[] = { 50, 100, 200, 400, 0 };
static void ClassInitialize(void)
{
XtAddConverter( XtRString, XtRBackingStore, XmuCvtStringToBackingStore,
NULL, 0 );
}
WidgetClass eyesWidgetClass = (WidgetClass) &eyesClassRec;
/* ARGSUSED */
static void Initialize (
Widget greq,
Widget gnew,
ArgList args,
Cardinal *num_args)
{
EyesWidget w = (EyesWidget)gnew;
XtGCMask valuemask;
XGCValues myXGCV;
int shape_event_base, shape_error_base;
/*
* set the colors if reverse video; these are the colors used:
*
* background - paper white
* foreground - text, ticks black
* border - border black (foreground)
*
* This doesn't completely work since the parent has already made up a
* border. Sigh.
*/
if (w->eyes.reverse_video) {
Pixel fg = w->eyes.puppixel;
Pixel bg = w->core.background_pixel;
if (w->core.border_pixel == fg)
w->core.border_pixel = bg;
if (w->eyes.outline == fg)
w->eyes.outline = bg;
if (w->eyes.center == bg)
w->eyes.center = fg;
w->eyes.puppixel = bg;
w->core.background_pixel = fg;
}
myXGCV.foreground = w->eyes.puppixel;
myXGCV.background = w->core.background_pixel;
valuemask = GCForeground | GCBackground;
w->eyes.pupGC = XtGetGC(gnew, valuemask, &myXGCV);
myXGCV.foreground = w->eyes.outline;
valuemask = GCForeground | GCBackground;
w->eyes.outGC = XtGetGC(gnew, valuemask, &myXGCV);
myXGCV.foreground = w->eyes.center;
myXGCV.background = w->eyes.puppixel;
valuemask = GCForeground | GCBackground;
w->eyes.centerGC = XtGetGC(gnew, valuemask, &myXGCV);
w->eyes.update = 0;
/* wait for Realize to add the timeout */
w->eyes.interval_id = 0;
w->eyes.pupil[0].x = w->eyes.pupil[1].x = -1000;
w->eyes.pupil[0].y = w->eyes.pupil[1].y = -1000;
w->eyes.mouse.x = w->eyes.mouse.y = -1000;
if (w->eyes.shape_window && !XShapeQueryExtension (XtDisplay (w),
&shape_event_base,
&shape_error_base))
w->eyes.shape_window = False;
w->eyes.shape_mask = 0;
w->eyes.shapeGC = 0;
}
static void eyeLiner (
EyesWidget w,
Drawable d,
GC outgc,
GC centergc,
int num)
{
Display *dpy = XtDisplay(w);
TFillArc (dpy, d, outgc, &w->eyes.t,
EYE_X(num) - EYE_HWIDTH - EYE_THICK,
EYE_Y(num) - EYE_HHEIGHT - EYE_THICK,
EYE_WIDTH + EYE_THICK * 2.0,
EYE_HEIGHT + EYE_THICK * 2.0,
90 * 64, 360 * 64);
if (centergc) {
TFillArc (dpy, d, centergc, &w->eyes.t,
EYE_X(num) - EYE_HWIDTH,
EYE_Y(num) - EYE_HHEIGHT,
EYE_WIDTH, EYE_HEIGHT,
90 * 64, 360 * 64);
}
}
static TPoint computePupil (
int num,
TPoint mouse)
{
double cx, cy;
double dist;
double angle;
double x, y;
double h;
double dx, dy;
double cosa, sina;
TPoint ret;
dx = mouse.x - EYE_X(num);
dy = mouse.y - EYE_Y(num);
if (dx == 0 && dy == 0) {
cx = EYE_X(num);
cy = EYE_Y(num);
} else {
angle = atan2 ((double) dy, (double) dx);
cosa = cos (angle);
sina = sin (angle);
h = hypot (EYE_HHEIGHT * cosa, EYE_HWIDTH * sina);
x = (EYE_HWIDTH * EYE_HHEIGHT) * cosa / h;
y = (EYE_HWIDTH * EYE_HHEIGHT) * sina / h;
dist = BALL_DIST * hypot (x, y);
if (dist > hypot ((double) dx, (double) dy)) {
cx = dx + EYE_X(num);
cy = dy + EYE_Y(num);
} else {
cx = dist * cosa + EYE_X(num);
cy = dist * sina + EYE_Y(num);
}
}
ret.x = cx;
ret.y = cy;
return ret;
}
static void computePupils (
TPoint mouse,
TPoint pupils[2])
{
pupils[0] = computePupil (0, mouse);
pupils[1] = computePupil (1, mouse);
}
static void eyeBall (
EyesWidget w,
GC gc,
int num)
{
Display *dpy = XtDisplay(w);
Window win = XtWindow(w);
TFillArc (dpy, win, gc, &w->eyes.t,
w->eyes.pupil[num].x - BALL_WIDTH / 2.0,
w->eyes.pupil[num].y - BALL_HEIGHT / 2.0,
BALL_WIDTH, BALL_HEIGHT,
90 * 64, 360 * 64);
}
static void repaint_window (EyesWidget w)
{
if (XtIsRealized ((Widget) w)) {
eyeLiner (w, XtWindow (w), w->eyes.outGC, w->eyes.centerGC, 0);
eyeLiner (w, XtWindow (w), w->eyes.outGC, w->eyes.centerGC, 1);
computePupils (w->eyes.mouse, w->eyes.pupil);
eyeBall (w, w->eyes.pupGC, 0);
eyeBall (w, w->eyes.pupGC, 1);
}
}
/* ARGSUSED */
static void draw_it (
XtPointer client_data,
XtIntervalId *id) /* unused */
{
EyesWidget w = (EyesWidget)client_data;
Window rep_root, rep_child;
int rep_rootx, rep_rooty;
unsigned int rep_mask;
int dx, dy;
TPoint mouse;
Display *dpy = XtDisplay (w);
Window win = XtWindow (w);
TPoint newpupil[2];
XPoint xnewpupil, xpupil;
if (XtIsRealized((Widget)w)) {
XQueryPointer (dpy, win, &rep_root, &rep_child,
&rep_rootx, &rep_rooty, &dx, &dy, &rep_mask);
mouse.x = Tx(dx, dy, &w->eyes.t);
mouse.y = Ty(dx, dy, &w->eyes.t);
if (!TPointEqual (mouse, w->eyes.mouse)) {
computePupils (mouse, newpupil);
xpupil.x = Xx(w->eyes.pupil[0].x, w->eyes.pupil[0].y, &w->eyes.t);
xpupil.y = Xy(w->eyes.pupil[0].x, w->eyes.pupil[0].y, &w->eyes.t);
xnewpupil.x = Xx(newpupil[0].x, newpupil[0].y, &w->eyes.t);
xnewpupil.y = Xy(newpupil[0].x, newpupil[0].y, &w->eyes.t);
if (!XPointEqual (xpupil, xnewpupil)) {
if (w->eyes.pupil[0].x != -1000 || w->eyes.pupil[0].y != -1000)
eyeBall (w, w->eyes.centerGC, 0);
w->eyes.pupil[0] = newpupil[0];
eyeBall (w, w->eyes.pupGC, 0);
}
xpupil.x = Xx(w->eyes.pupil[1].x, w->eyes.pupil[1].y, &w->eyes.t);
xpupil.y = Xy(w->eyes.pupil[1].x, w->eyes.pupil[1].y, &w->eyes.t);
xnewpupil.x = Xx(newpupil[1].x, newpupil[1].y, &w->eyes.t);
xnewpupil.y = Xy(newpupil[1].x, newpupil[1].y, &w->eyes.t);
if (!XPointEqual (xpupil, xnewpupil)) {
if (w->eyes.pupil[1].x != -1 || w->eyes.pupil[1].y != -1)
eyeBall (w, w->eyes.centerGC, 1);
w->eyes.pupil[1] = newpupil[1];
eyeBall (w, w->eyes.pupGC, 1);
}
w->eyes.mouse = mouse;
w->eyes.update = 0;
} else {
if (delays[w->eyes.update + 1] != 0)
++w->eyes.update;
}
}
w->eyes.interval_id =
XtAppAddTimeOut(XtWidgetToApplicationContext((Widget) w),
delays[w->eyes.update], draw_it, (XtPointer)w);
} /* draw_it */
static void Resize (Widget gw)
{
EyesWidget w = (EyesWidget) gw;
XGCValues xgcv;
Widget parent;
int x, y;
if (XtIsRealized (gw))
{
XClearWindow (XtDisplay (w), XtWindow (w));
SetTransform (&w->eyes.t,
0, w->core.width,
w->core.height, 0,
W_MIN_X, W_MAX_X,
W_MIN_Y, W_MAX_Y);
if (w->eyes.shape_window) {
w->eyes.shape_mask = XCreatePixmap (XtDisplay (w), XtWindow (w),
w->core.width, w->core.height, 1);
if (!w->eyes.shapeGC)
w->eyes.shapeGC = XCreateGC (XtDisplay (w), w->eyes.shape_mask, 0, &xgcv);
XSetForeground (XtDisplay (w), w->eyes.shapeGC, 0);
XFillRectangle (XtDisplay (w), w->eyes.shape_mask, w->eyes.shapeGC, 0, 0,
w->core.width, w->core.height);
XSetForeground (XtDisplay (w), w->eyes.shapeGC, 1);
eyeLiner (w, w->eyes.shape_mask, w->eyes.shapeGC, (GC) 0, 0);
eyeLiner (w, w->eyes.shape_mask, w->eyes.shapeGC, (GC) 0, 1);
x = y = 0;
for (parent = (Widget) w; XtParent (parent); parent = XtParent (parent)) {
x += parent->core.x + parent->core.border_width;
x += parent->core.y + parent->core.border_width;
}
XShapeCombineMask (XtDisplay (parent), XtWindow (parent), ShapeBounding,
x, y, w->eyes.shape_mask, ShapeSet);
XFreePixmap (XtDisplay (w), w->eyes.shape_mask);
}
}
}
static void Realize (
Widget gw,
XtValueMask *valueMask,
XSetWindowAttributes *attrs)
{
EyesWidget w = (EyesWidget)gw;
if (w->eyes.backing_store != Always + WhenMapped + NotUseful) {
attrs->backing_store = w->eyes.backing_store;
*valueMask |= CWBackingStore;
}
XtCreateWindow( gw, (unsigned)InputOutput, (Visual *)CopyFromParent,
*valueMask, attrs );
Resize (gw);
w->eyes.interval_id =
XtAppAddTimeOut(XtWidgetToApplicationContext(gw),
delays[w->eyes.update], draw_it, (XtPointer)gw);
}
static void Destroy (Widget gw)
{
EyesWidget w = (EyesWidget)gw;
if (w->eyes.interval_id)
XtRemoveTimeOut (w->eyes.interval_id);
XtReleaseGC(gw, w->eyes.pupGC);
XtReleaseGC(gw, w->eyes.outGC);
XtReleaseGC(gw, w->eyes.centerGC);
}
/* ARGSUSED */
static void Redisplay(
Widget gw,
XEvent *event,
Region region)
{
EyesWidget w;
w = (EyesWidget) gw;
w->eyes.pupil[0].x = -1000;
w->eyes.pupil[0].y = -1000;
w->eyes.pupil[1].x = -1000;
w->eyes.pupil[1].y = -1000;
(void) repaint_window ((EyesWidget)gw);
}
/* ARGSUSED */
static Boolean SetValues (
Widget current,
Widget request,
Widget new,
ArgList args,
Cardinal *num_args)
{
return( FALSE );
}
EyesClassRec eyesClassRec = {
{ /* core fields */
/* superclass */ &widgetClassRec,
/* class_name */ "Eyes",
/* size */ sizeof(EyesRec),
/* class_initialize */ ClassInitialize,
/* class_part_initialize */ NULL,
/* class_inited */ FALSE,
/* initialize */ Initialize,
/* initialize_hook */ NULL,
/* realize */ Realize,
/* actions */ NULL,
/* num_actions */ 0,
/* resources */ resources,
/* num_resources */ XtNumber(resources),
/* xrm_class */ NULLQUARK,
/* compress_motion */ TRUE,
/* compress_exposure */ TRUE,
/* compress_enterleave */ TRUE,
/* visible_interest */ FALSE,
/* destroy */ Destroy,
/* resize */ Resize,
/* expose */ Redisplay,
/* set_values */ SetValues,
/* set_values_hook */ NULL,
/* set_values_almost */ NULL,
/* get_values_hook */ NULL,
/* accept_focus */ NULL,
/* version */ XtVersion,
/* callback_private */ NULL,
/* tm_table */ NULL,
/* query_geometry */ XtInheritQueryGeometry,
}
};
/*
* $XConsortium: Eyes.h,v 1.7 90/12/01 13:04:51 rws Exp $
*/
#ifndef _XtEyes_h
#define _XtEyes_h
/***********************************************************************
*
* Eyes Widget
*
***********************************************************************/
/* Parameters:
Name Class RepType Default Value
---- ----- ------- -------------
background Background pixel White
border BorderColor pixel Black
borderWidth BorderWidth int 1
foreground Foreground Pixel Black
outline Outline Pixel Black
height Height int 120
mappedWhenManaged MappedWhenManaged Boolean True
reverseVideo ReverseVideo Boolean False
width Width int 120
x Position int 0
y Position int 0
*/
#define XtNoutline "outline"
#define XtNcenterColor "center"
#define XtNshapeWindow "shapeWindow"
#define XtCShapeWindow "ShapeWindow"
typedef struct _EyesRec *EyesWidget; /* completely defined in EyesPrivate.h */
typedef struct _EyesClassRec *EyesWidgetClass; /* completely defined in EyesPrivate.h */
extern WidgetClass eyesWidgetClass;
#endif /* _XtEyes_h */
/* DON'T ADD STUFF AFTER THIS #endif */
/*
* $XConsortium: EyesP.h,v 1.9 90/12/01 13:04:43 rws Exp $
*/
#ifndef _EyesP_h
#define _EyesP_h
#include "Eyes.h"
#include <X11/CoreP.h>
#include "transform.h"
#define SEG_BUFF_SIZE 128
/* New fields for the eyes widget instance record */
typedef struct {
Pixel puppixel; /* foreground pixel */
Pixel outline; /* outline pixel */
Pixel center; /* inside pixel */
GC outGC; /* pointer to GraphicsContext */
GC pupGC; /* pointer to GraphicsContext */
GC centerGC; /* pointer to GraphicsContext */
GC shapeGC; /* pointer to GraphicsContext */
/* start of graph stuff */
int backing_store; /* backing store variety */
Boolean reverse_video; /* swap fg and bg pixels */
Boolean shape_window; /* use SetWindowShapeMask */
int update; /* current timeout index */
TPoint mouse; /* old mouse position */
TPoint pupil[2]; /* pupil position */
Transform t;
Transform maskt;
XtIntervalId interval_id;
Pixmap shape_mask; /* window shape */
} EyesPart;
/* Full instance record declaration */
typedef struct _EyesRec {
CorePart core;
EyesPart eyes;
} EyesRec;
/* New fields for the Eyes widget class record */
typedef struct {int dummy;} EyesClassPart;
/* Full class record declaration. */
typedef struct _EyesClassRec {
CoreClassPart core_class;
EyesClassPart eyes_class;
} EyesClassRec;
/* Class pointer. */
extern EyesClassRec eyesClassRec;
#endif /* _EyesP_h */
#define eyes_width 48
#define eyes_height 32
#define eyes_x_hot 0
#define eyes_y_hot 0
static unsigned char eyes_bits[] = {
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x78, 0x00, 0x00, 0x1e, 0x00, 0x00, 0xfe, 0x01, 0x80, 0x7f, 0x00,
0x00, 0x87, 0x03, 0xc0, 0xe1, 0x00, 0x80, 0x01, 0x06, 0x60, 0x80, 0x01,
0xc0, 0x00, 0x0c, 0x30, 0x00, 0x03, 0x60, 0x00, 0x18, 0x18, 0x00, 0x06,
0x30, 0x00, 0x30, 0x0c, 0x00, 0x0c, 0x30, 0x00, 0x30, 0x0c, 0x00, 0x0c,
0x10, 0x00, 0x20, 0x04, 0x00, 0x08, 0x18, 0x00, 0x60, 0x06, 0x00, 0x18,
0x18, 0x00, 0x60, 0x06, 0x00, 0x18, 0x18, 0x00, 0x60, 0x06, 0x00, 0x18,
0x18, 0x00, 0x60, 0x06, 0x00, 0x18, 0x18, 0x00, 0x60, 0x06, 0x00, 0x18,
0x18, 0x00, 0x60, 0x06, 0x00, 0x18, 0x18, 0x80, 0x63, 0x06, 0x00, 0x18,
0x18, 0x80, 0x63, 0x06, 0xe0, 0x18, 0x18, 0x80, 0x63, 0x06, 0xe0, 0x18,
0x18, 0x00, 0x60, 0x06, 0xe0, 0x18, 0x18, 0x00, 0x20, 0x06, 0x00, 0x08,
0x10, 0x00, 0x30, 0x04, 0x00, 0x0c, 0x10, 0x00, 0x10, 0x04, 0x00, 0x04,
0x30, 0x00, 0x18, 0x0c, 0x00, 0x06, 0x60, 0x00, 0x08, 0x18, 0x00, 0x02,
0x40, 0x00, 0x0c, 0x10, 0x00, 0x03, 0xc0, 0x00, 0x06, 0x30, 0x80, 0x01,
0x80, 0x83, 0x03, 0xe0, 0xe0, 0x00, 0x00, 0xff, 0x01, 0xc0, 0x7f, 0x00,
0x00, 0xfe, 0x00, 0x00, 0x3f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
#define eyesmask_width 48
#define eyesmask_height 32
#define eyesmask_x_hot 0
#define eyesmask_y_hot 0
static unsigned char eyesmask_bits[] = {
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x78, 0x00, 0x00, 0x1e, 0x00, 0x00, 0xfe, 0x01, 0x80, 0x7f, 0x00,
0x00, 0xff, 0x03, 0xc0, 0xff, 0x00, 0x80, 0xff, 0x07, 0xe0, 0xff, 0x01,
0xc0, 0xff, 0x0f, 0xf0, 0xff, 0x03, 0xe0, 0xff, 0x1f, 0xf8, 0xff, 0x07,
0xf0, 0xff, 0x3f, 0xfc, 0xff, 0x0f, 0xf0, 0xff, 0x3f, 0xfc, 0xff, 0x0f,
0xf0, 0xff, 0x3f, 0xfc, 0xff, 0x0f, 0xf8, 0xff, 0x7f, 0xfe, 0xff, 0x1f,
0xf8, 0xff, 0x7f, 0xfe, 0xff, 0x1f, 0xf8, 0xff, 0x7f, 0xfe, 0xff, 0x1f,
0xf8, 0xff, 0x7f, 0xfe, 0xff, 0x1f, 0xf8, 0xff, 0x7f, 0xfe, 0xff, 0x1f,
0xf8, 0xff, 0x7f, 0xfe, 0xff, 0x1f, 0xf8, 0xff, 0x7f, 0xfe, 0xff, 0x1f,
0xf8, 0xff, 0x7f, 0xfe, 0xff, 0x1f, 0xf8, 0xff, 0x7f, 0xfe, 0xff, 0x1f,
0xf8, 0xff, 0x7f, 0xfe, 0xff, 0x1f, 0xf8, 0xff, 0x3f, 0xfe, 0xff, 0x0f,
0xf0, 0xff, 0x3f, 0xfc, 0xff, 0x0f, 0xf0, 0xff, 0x1f, 0xfc, 0xff, 0x07,
0xf0, 0xff, 0x1f, 0xfc, 0xff, 0x07, 0xe0, 0xff, 0x0f, 0xf8, 0xff, 0x03,
0xc0, 0xff, 0x0f, 0xf0, 0xff, 0x03, 0xc0, 0xff, 0x07, 0xf0, 0xff, 0x01,
0x80, 0xff, 0x03, 0xe0, 0xff, 0x00, 0x00, 0xff, 0x01, 0xc0, 0x7f, 0x00,
0x00, 0xfe, 0x00, 0x00, 0x3f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
/*
* transformed coordinate system objects for X
*/
/* $XFree86: xc/programs/xeyes/transform.c,v 1.4 2001/08/27 23:35:13 dawes Exp $ */
# include <X11/Xos.h>
# include <stdlib.h>
# include <X11/Xlib.h>
# include "transform.h"
#if 0
static XPoint *
TranslatePoints (TPoint *points, int n_points, Transform *t, int mode)
{
XPoint *xpoints;
int i;
double xoff = 0.0, yoff = 0.0;
xpoints = (XPoint *) malloc (n_points * sizeof (*xpoints));
if (!xpoints)
return NULL;
for (i = 0; i < n_points; i++) {
xpoints[i].x = Xx(points[i].x + xoff, points[i].y + yoff, t);
xpoints[i].y = Xy(points[i].x + xoff, points[i].y + yoff, t);
if (mode == CoordModePrevious) {
xoff += points[i].x;
yoff += points[i].y;
}