| 1 |
root |
1.1 |
/* |
| 2 |
|
|
* simple main program to illustrate the facilities |
| 3 |
|
|
*/ |
| 4 |
|
|
|
| 5 |
|
|
#include "config.h" |
| 6 |
|
|
|
| 7 |
|
|
#ifdef HAVE_GETOPT_H |
| 8 |
|
|
#include <getopt.h> |
| 9 |
|
|
#else |
| 10 |
|
|
#include "getopt.h" |
| 11 |
|
|
#endif |
| 12 |
|
|
|
| 13 |
|
|
#include <iostream> |
| 14 |
|
|
#include <fstream> |
| 15 |
|
|
#include <cstdio> |
| 16 |
|
|
#include <cstdlib> |
| 17 |
|
|
#include <cstring> |
| 18 |
|
|
|
| 19 |
|
|
#include "lsys.h" |
| 20 |
|
|
#include "interp.h" |
| 21 |
|
|
#include "interface.h" |
| 22 |
|
|
|
| 23 |
|
|
#include "tokens.h" // antlr has problems without! |
| 24 |
|
|
#include "Parser.h" |
| 25 |
|
|
|
| 26 |
|
|
#include "ps_int.h" |
| 27 |
|
|
#include "gl_int.h" |
| 28 |
|
|
#include "rad_int.h" |
| 29 |
|
|
#include "ray_int.h" |
| 30 |
|
|
|
| 31 |
|
|
using namespace std; |
| 32 |
|
|
|
| 33 |
|
|
static struct option options[] = { |
| 34 |
|
|
{ "interface" , required_argument , 0, 'f' }, |
| 35 |
|
|
{ "interpreter" , required_argument , 0, 'i' }, |
| 36 |
|
|
{ "output" , required_argument , 0, 'o' }, |
| 37 |
|
|
{ "show-depth" , required_argument , 0, 'd' }, |
| 38 |
|
|
{ "module" , required_argument , 0, 'm' }, |
| 39 |
|
|
{ "help" , no_argument , 0, 'h' }, |
| 40 |
|
|
{ 0 , 0 , 0, 0 }, |
| 41 |
|
|
}; |
| 42 |
|
|
|
| 43 |
|
|
void usage(int ret) |
| 44 |
|
|
{ |
| 45 |
|
|
cerr << "\n" |
| 46 |
|
|
PACKAGE " version " VERSION ", a l-system exploration system\n" |
| 47 |
|
|
"written by Marc Lehmann <pcg@goof.com> You can find more info at\n" |
| 48 |
|
|
"http://www.plan9.de/ or http://www.goof.com/pcg/marc/lsys.html\n" |
| 49 |
|
|
"\n" |
| 50 |
|
|
"USAGE: lsys [options] sourcefile [min [max [step]]]\n" |
| 51 |
|
|
" where options are:\n" |
| 52 |
|
|
" [ -h | --help ] this help\n" |
| 53 |
|
|
" [ -m | --module string ] use a specific module as seed\n" |
| 54 |
|
|
" [ -i | --interpreter int ] select an interpreter [turtle2d, turtle3d]\n" |
| 55 |
|
|
" [ -f | --interface iface ] select an interface [ps, gl, rad, ray]\n" |
| 56 |
|
|
" [ -d | --show-depth depth ] show evaluated system\n" |
| 57 |
|
|
" [ -o | --output dest ] select an output destination\n" |
| 58 |
|
|
" [ -I | --include path ] search includes also in path\n" |
| 59 |
|
|
"\n"; |
| 60 |
|
|
|
| 61 |
|
|
exit (ret); |
| 62 |
|
|
} |
| 63 |
|
|
|
| 64 |
|
|
int verbose = 0; |
| 65 |
|
|
|
| 66 |
|
|
int main(int argc, char *argv[]) |
| 67 |
|
|
try |
| 68 |
|
|
{ |
| 69 |
|
|
char c; |
| 70 |
|
|
int option_index = 0; |
| 71 |
|
|
|
| 72 |
|
|
gfx_int *iface = 0; |
| 73 |
|
|
interpreter *inter = 0; |
| 74 |
|
|
ostream *ofile = 0; |
| 75 |
|
|
|
| 76 |
|
|
char *outfile_str = 0; |
| 77 |
root |
1.2 |
const char *interpreter_str = "turtle"; |
| 78 |
|
|
const char *interface_str = "gl"; |
| 79 |
root |
1.1 |
char *module_str = 0; |
| 80 |
|
|
double min, max, step; |
| 81 |
|
|
int show_depth = 0; |
| 82 |
|
|
|
| 83 |
|
|
lsys root_lsys; |
| 84 |
|
|
|
| 85 |
|
|
while ((c = getopt_long (argc, argv, "hm:o:I:f:i:d:v", options, &option_index)) != -1) |
| 86 |
|
|
switch (c) |
| 87 |
|
|
{ |
| 88 |
|
|
case 'm': |
| 89 |
|
|
module_str = optarg; |
| 90 |
|
|
break; |
| 91 |
|
|
|
| 92 |
|
|
case 'i': |
| 93 |
|
|
interpreter_str = optarg; |
| 94 |
|
|
break; |
| 95 |
|
|
|
| 96 |
|
|
case 'f': |
| 97 |
|
|
interface_str = optarg; |
| 98 |
|
|
break; |
| 99 |
|
|
|
| 100 |
|
|
case 'o': |
| 101 |
|
|
outfile_str = optarg; |
| 102 |
|
|
break; |
| 103 |
|
|
|
| 104 |
|
|
case 'I': |
| 105 |
|
|
include_dirs.push_back (string (optarg)); |
| 106 |
|
|
break; |
| 107 |
|
|
|
| 108 |
|
|
case 'd': |
| 109 |
|
|
show_depth = atoi (optarg); |
| 110 |
|
|
break; |
| 111 |
|
|
|
| 112 |
|
|
case 'v': |
| 113 |
|
|
verbose++; |
| 114 |
|
|
break; |
| 115 |
|
|
|
| 116 |
|
|
case ':': |
| 117 |
|
|
fprintf (stderr, "required argument missing, try -h for help.\n"); |
| 118 |
|
|
exit (1); |
| 119 |
|
|
|
| 120 |
|
|
case '?': |
| 121 |
|
|
fprintf (stderr, "unknown option, try -h for help.\n"); |
| 122 |
|
|
exit (1); |
| 123 |
|
|
|
| 124 |
|
|
case 'h': |
| 125 |
|
|
default: |
| 126 |
|
|
usage (1); |
| 127 |
|
|
} |
| 128 |
|
|
|
| 129 |
|
|
if (outfile_str) |
| 130 |
|
|
ofile = new ofstream (outfile_str); |
| 131 |
|
|
|
| 132 |
|
|
if (!interface_str) |
| 133 |
|
|
throw error ("you _must_ specify an interface"); |
| 134 |
|
|
else if (strcmp (interface_str, "ps") == 0 |
| 135 |
|
|
|| strcmp (interface_str, "postscript") == 0) |
| 136 |
|
|
ofile |
| 137 |
|
|
? (void) (iface = new ps_int (*ofile)) |
| 138 |
|
|
: throw error ("output file required for postscript interface"); |
| 139 |
|
|
else if (strcmp (interface_str, "rad") == 0 |
| 140 |
|
|
|| strcmp (interface_str, "radiance") == 0) |
| 141 |
|
|
ofile |
| 142 |
|
|
? (void) (iface = new rad_int (*ofile)) |
| 143 |
|
|
: throw error ("output file required for radiance interface"); |
| 144 |
|
|
else if (strcmp (interface_str, "ray") == 0 |
| 145 |
|
|
|| strcmp (interface_str, "rayshade") == 0) |
| 146 |
|
|
ofile |
| 147 |
|
|
? (void) (iface = new ray_int (*ofile)) |
| 148 |
|
|
: throw error ("output file required for rayshade interface"); |
| 149 |
|
|
else if (strcmp (interface_str, "gl") == 0 |
| 150 |
|
|
|| strcmp (interface_str, "opengl") == 0) |
| 151 |
|
|
#if HAVE_OPENGL |
| 152 |
|
|
iface = new gl_int (); |
| 153 |
|
|
#else |
| 154 |
|
|
throw error ("this binary was compiled without opengl support"); |
| 155 |
|
|
#endif |
| 156 |
|
|
else |
| 157 |
|
|
throw error ("unknown interface"); |
| 158 |
|
|
|
| 159 |
|
|
if (!interpreter_str) |
| 160 |
|
|
throw error ("you _must_ specify an interpreter"); |
| 161 |
|
|
else if (strcmp (interpreter_str, "turtle2d") == 0) |
| 162 |
|
|
inter = new turtle_interpreter (*iface, true); |
| 163 |
|
|
else if (strcmp (interpreter_str, "turtle3d") == 0 |
| 164 |
|
|
|| strcmp (interpreter_str, "turtle") == 0) |
| 165 |
|
|
inter = new turtle_interpreter (*iface, false); |
| 166 |
|
|
else |
| 167 |
|
|
throw error ("unknown interface\n"); |
| 168 |
|
|
|
| 169 |
|
|
if (optind >= argc) |
| 170 |
|
|
throw error ("you have to specify at least a source file"); |
| 171 |
|
|
|
| 172 |
|
|
if (optind < argc) |
| 173 |
|
|
parse_file (argv [optind++], root_lsys); |
| 174 |
|
|
|
| 175 |
|
|
if (optind < argc) |
| 176 |
|
|
min = atof (argv [optind++]); |
| 177 |
|
|
else |
| 178 |
|
|
min = 1; |
| 179 |
|
|
|
| 180 |
|
|
if (optind < argc) |
| 181 |
|
|
max = atof (argv [optind++]); |
| 182 |
|
|
else |
| 183 |
|
|
max = 1000; |
| 184 |
|
|
|
| 185 |
|
|
if (optind < argc) |
| 186 |
|
|
step = atof (argv [optind++]); |
| 187 |
|
|
else |
| 188 |
|
|
step = 1; |
| 189 |
|
|
|
| 190 |
|
|
if (verbose) |
| 191 |
|
|
cout << endl |
| 192 |
|
|
<< root_lsys << endl |
| 193 |
|
|
<< "evaluating from " << min << " to " << max << " stepsize " << step << endl; |
| 194 |
|
|
|
| 195 |
|
|
simple_interpreter s_int(show_depth); |
| 196 |
|
|
|
| 197 |
|
|
while (min <= max) |
| 198 |
|
|
{ |
| 199 |
|
|
module seed(module_str ? module_str : root_lsys.str, min); |
| 200 |
|
|
module_vec v(root_lsys (seed.wrap ())); |
| 201 |
|
|
|
| 202 |
|
|
if (verbose) |
| 203 |
|
|
cout << "STEP " << min << ": " << v << endl; |
| 204 |
|
|
|
| 205 |
|
|
s_int (v, root_lsys); |
| 206 |
|
|
(*inter) (v, root_lsys); |
| 207 |
|
|
|
| 208 |
|
|
min += step; |
| 209 |
|
|
} |
| 210 |
|
|
|
| 211 |
|
|
if (inter) delete inter; |
| 212 |
|
|
if (iface) delete iface; |
| 213 |
|
|
if (ofile) delete ofile; |
| 214 |
|
|
|
| 215 |
|
|
return 0; |
| 216 |
|
|
} catch (const error &e) { |
| 217 |
|
|
cerr << e; |
| 218 |
|
|
return 1; |
| 219 |
|
|
} |
| 220 |
|
|
|
