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1.1 root 1: .TH BLITMAP 9.7 seki
2: .CT 1 inst_info graphics
3: .SH NAME
4: blitmap \- road maps and path finding
5: .SH SYNOPSIS
6: .B blitmap
7: [
8: .I option ...
9: ]
10: .SH DESCRIPTION
11: .I Blitmap
12: displays road maps.
13: It relies on the mouse to select regions, functions, and to give
14: formats for typed commands.
15: The metropolitan N.Y.-N.J. area is the default map.
16: .IR Blitmap's
17: screen consists of two frames,
18: a large frame for plotting maps and printing messages to the user, and
19: a one-line command frame at the bottom.
20: .I Blitmap
21: recognizes two commands from the keyboard,
22: to designate a region and to scale or plot a route
23: from one point to another.
24: The commands, which may be typed at any time, follow.
25: Here
26: .I option
27: is as in the command line.
28: .HP
29: [
30: .I option ...
31: ]
32: .B radius
33: .I address
34: [
35: .BI , " town or zip
36: ]
37: Plot an area with the given radius in miles around the
38: .I address.
39: .TP
40: .B path
41: [
42: .I option ...
43: ]
44: .B from
45: .I address
46: .B to
47: .I address
48: [
49: .BI , " town or zip
50: ]
51: Trace a route on a map and print traveling
52: directions from point to point.
53: .PP
54: .I Address
55: may be a number and street or an intersection such as,
56: .L main and 10th
57: or
58: .LR "600 Mountain av,new providence" .
59: .LP
60: Button 3 Menu
61: .TF Zoom-out
62: .TP
63: .B Regions
64: Select which region to plot.
65: Available regions are San Francisco, New York City and North Jersey,
66: Washington, Los Angeles and Ann Arbor.
67: .TP
68: .B Zoom-in
69: Using button 3 and the box icon, enclose the area desired and
70: .I blitmap
71: will plot a map of that area
72: centered at the center of the drawn rectangle.
73: .TP
74: .B Zoom-out
75: Enclose an area with a rectangle and the map shown will be reduced to the
76: rectangle size and the rest of the map filled in. The center will be at the center
77: of the drawn rectangle.
78: .TP
79: .B Center
80: With button 3 point to new center. The radius will remain the same.
81: .TP
82: .B Prev. map
83: .I Blitmap
84: plots the previous frame.
85: .TP
86: .B To draw map
87: .TP
88: .B To find path
89: Tell about the keyboard commands
90: .TP
91: .B Quit
92: Confirm with button 3.
93: .PD
94: .PP
95: Button 2 controls map editing functions.
96: No editing is actually done, but
97: by using
98: the
99: .B -f
100: option, a file
101: of changes will be written, which may be added to the actual database.
102: .PP
103: The options specify the algorithm of the path search and plotting choices:
104: .TP
105: .B -2
106: Two ended search (default).
107: .PD 0
108: .TP
109: .B -1
110: One way search.
111: .TP
112: .B -b
113: Breadth search.
114: .TP
115: .B -C
116: Cyclists \- ignore costs for turns.
117: .TP
118: .B -F
119: Stop at first route connect with breadth search.
120: .TP
121: .B -H
122: Hierarchical search.
123: (Give priority to major roads.)
124: .TP
125: .B -G
126: In breadth search, ignore ones whose cost + dist >4/3 total airline distance.
127: .TP
128: .B -J
129: Use precomputed routes.
130: (Available from 600 mountain av,New Providence.)
131: .TP
132: .B -V
133: Verbose directions (all intersections given).
134: .TP
135: .B -W
136: Walkers \- no cost for turns and ignore one-way streets.
137: .TP
138: .B -A
139: Print every possible label.
140: .TP
141: .B -B
142: Print business names.
143: .TP
144: .BI -MI x
145: Forces a detailed street plot for maps whose radius is greater than 10,000 ft.
146: .TP
147: .B \-b
148: Don't print boundaries.
149: .TP
150: .BI -i x
151: Plot only streets with importance
152: .RI > x ;
153: .IR x =0
154: is default.
155: .TP
156: .B -j
157: Do sketch map only.
158: .TP
159: .B -l
160: Don't print labels.
161: .TP
162: .B -r
163: Don't print railroads.
164: .TP
165: .B -s
166: Don't print streets.
167: .TP
168: .B -w
169: Don't print waterways.
170: .PD
171: .SH FILES
172: .TF /n/seki/usr/rje/BLIT/term/term
173: .TP
174: .F /n/seki/usr/rje/BLIT/term/term
175: terminal support program
176: .TP
177: .F /n/seki/m?/map/*
178: map files
179: .SH BUGS
180: Since the data bases have not been checked and many streets are not connected,
181: some paths may be circuitous.
182: There are no connecting roads
183: from N.J into N.Y or from Middlesex county into Union.
184: The routing programs
185: will churn, trying to find a through street and will not give up.
186: .br
187: There are
188: no one-way tags on the streets.
189: .br
190: .I Blitmap
191: does not know if it has been reshaped.
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