...
xEnd
=
xa;
)
!
else
I
41 -
94
59 43
85 74
110
59
50
121 89
149
122
Figure
3 -49
+
x
Sequence
of
data values plotted
with thepol marker function.
particular imp!ementatio~~, ... defined in Fig. 3 -44 , but a 4- connected bound-
ary-fill algorithm produces the partial fill shown.
Figrirc
3 -42
Example color boundaries for a boundary-fill procedum.
Fipre
3...
... applications,
C1uplt.r
4
4- 22. Ddine and implerne~lt
,i
procedure for rhanging the sizr
r~t
an exlstlng rectangular id1
.41 1r1bu!cs
01
Outpirt
Prtmitives
pattern.
4- 23. Write a procedure ...
right
center
I
rgurr
4- 33
The
45 "
up vector in
Fig.
4- 32
produces the display
(a)
for
a
down
psth and the display
(b)
for
a
right
path.
Figure
4- 34
Alig...
...
LEFT-EDGE)
(
p1.y
+=
(winI4in.x
-
p1.x)
m;
p1.x
=
v8inMin.x;
1
else
if
(codel
&
RIGHT EDGE)
(
p1.y
4:
(winMax.x
-
p1.x)
m;
p1.x
=
wirG4ax.x;
)
else
if
(codel
& ... Typically, a graphics package allows a user to
specify which part
of
a defined pi&ke
is
to
be
display& and where that part is
to be placed on the display device. Any conve...