examples/GraphEditGraphSwitchs_3.xml

   1 <!DOCTYPE SuperGraph>
   2 <supergraph>
   3 <dataflow>
   4 <info-list>
   5 <node>
   6 <component-name>?</component-name>
   7     <interface-name>?</interface-name>
   8     <node-name>GraphEditSwitchs</node-name>
   9     <kind>1</kind>
  10     <coupled-node>?</coupled-node>
  11     <service>
  12 <service-name>GraphEditSwitchs</service-name>
  13      <inParameter-list>
  14 <inParameter>
  15 <inParameter-type>long</inParameter-type>
  16        <inParameter-name>InitLoop__Index</inParameter-name>      </inParameter>
  17       <inParameter>
  18 <inParameter-type>long</inParameter-type>
  19        <inParameter-name>InitLoop__Min</inParameter-name>      </inParameter>
  20       <inParameter>
  21 <inParameter-type>long</inParameter-type>
  22        <inParameter-name>InitLoop__Max</inParameter-name>      </inParameter>     </inParameter-list>
  23      <outParameter-list>
  24 <outParameter>
  25 <outParameter-type>long</outParameter-type>
  26        <outParameter-name>EndOfInitLoop__Index</outParameter-name>      </outParameter>
  27       <outParameter>
  28 <outParameter-type>long</outParameter-type>
  29        <outParameter-name>EndOfInitLoop__Min</outParameter-name>      </outParameter>
  30       <outParameter>
  31 <outParameter-type>long</outParameter-type>
  32        <outParameter-name>EndOfInitLoop__Max</outParameter-name>      </outParameter>
  33       <outParameter>
  34 <outParameter-type>int</outParameter-type>
  35        <outParameter-name>Switch__Even</outParameter-name>      </outParameter>
  36       <outParameter>
  37 <outParameter-type>long</outParameter-type>
  38        <outParameter-name>EndSwitch__a</outParameter-name>      </outParameter>     </outParameter-list>    </service>
  39     <DataStream-list/>
  40     <PyFunction-list/>
  41     <creation-date>3/2/2005 - 16:14:10</creation-date>
  42     <lastmodification-date>3/2/2005 - 16:14:12</lastmodification-date>
  43     <editor-release>2.0</editor-release>
  44     <author>?</author>
  45     <container>?</container>
  46     <comment>?</comment>
  47     <x-position>0</x-position>
  48     <y-position>0</y-position>   </node>  </info-list>
  49   <node-list>
  50 <node>
  51 <component-name>?</component-name>
  52     <interface-name>?</interface-name>
  53     <node-name>IsOdd</node-name>
  54     <kind>3</kind>
  55     <coupled-node>?</coupled-node>
  56     <service>
  57 <service-name>IsOdd</service-name>
  58      <inParameter-list>
  59 <inParameter>
  60 <inParameter-type>long</inParameter-type>
  61        <inParameter-name>a</inParameter-name>      </inParameter>     </inParameter-list>
  62      <outParameter-list>
  63 <outParameter>
  64 <outParameter-type>long</outParameter-type>
  65        <outParameter-name>a</outParameter-name>      </outParameter>     </outParameter-list>    </service>
  66     <DataStream-list/>
  67     <PyFunction-list>
  68 <PyFunction>
  69 <FuncName>IsOdd</FuncName>
  70       <PyFunc><![CDATA[from time import *   ]]></PyFunc>
  71       <PyFunc><![CDATA[def IsOdd(a) :       ]]></PyFunc>
  72       <PyFunc><![CDATA[    print a,"IsOdd (GraphSwitchs)"      ]]></PyFunc>
  73       <PyFunc><![CDATA[    sleep( 1 )   ]]></PyFunc>
  74       <PyFunc><![CDATA[    return a     ]]></PyFunc>     </PyFunction>    </PyFunction-list>
  75     <creation-date>3/2/2005 - 16:14:10</creation-date>
  76     <lastmodification-date>3/2/2005 - 16:14:10</lastmodification-date>
  77     <editor-release>2.0</editor-release>
  78     <author>?</author>
  79     <container>?</container>
  80     <comment>Python function</comment>
  81     <x-position>388</x-position>
  82     <y-position>50</y-position>   </node>
  83    <node>
  84 <component-name>?</component-name>
  85     <interface-name>?</interface-name>
  86     <node-name>IsOdd_1</node-name>
  87     <kind>3</kind>
  88     <coupled-node>?</coupled-node>
  89     <service>
  90 <service-name>IsOdd_1</service-name>
  91      <inParameter-list>
  92 <inParameter>
  93 <inParameter-type>long</inParameter-type>
  94        <inParameter-name>a</inParameter-name>      </inParameter>     </inParameter-list>
  95      <outParameter-list>
  96 <outParameter>
  97 <outParameter-type>long</outParameter-type>
  98        <outParameter-name>a</outParameter-name>      </outParameter>     </outParameter-list>    </service>
  99     <DataStream-list/>
 100     <PyFunction-list>
 101 <PyFunction>
 102 <FuncName>IsOdd</FuncName>
 103       <PyFunc><![CDATA[from time import *   ]]></PyFunc>
 104       <PyFunc><![CDATA[def IsOdd(a) :       ]]></PyFunc>
 105       <PyFunc><![CDATA[    print a,"IsOdd_1 (GraphSwitchs)"      ]]></PyFunc>
 106       <PyFunc><![CDATA[    sleep( 1 )   ]]></PyFunc>
 107       <PyFunc><![CDATA[    return a     ]]></PyFunc>     </PyFunction>    </PyFunction-list>
 108     <creation-date>3/2/2005 - 16:14:10</creation-date>
 109     <lastmodification-date>3/2/2005 - 16:14:10</lastmodification-date>
 110     <editor-release>2.0</editor-release>
 111     <author>?</author>
 112     <container>?</container>
 113     <comment>Python function</comment>
 114     <x-position>419</x-position>
 115     <y-position>308</y-position>   </node>
 116    <node>
 117 <component-name>?</component-name>
 118     <interface-name>?</interface-name>
 119     <node-name>InitLoop</node-name>
 120     <kind>4</kind>
 121     <coupled-node>EndOfInitLoop</coupled-node>
 122     <service>
 123 <service-name>InitLoop</service-name>
 124      <inParameter-list>
 125 <inParameter>
 126 <inParameter-type>long</inParameter-type>
 127        <inParameter-name>Index</inParameter-name>      </inParameter>
 128       <inParameter>
 129 <inParameter-type>long</inParameter-type>
 130        <inParameter-name>Min</inParameter-name>      </inParameter>
 131       <inParameter>
 132 <inParameter-type>long</inParameter-type>
 133        <inParameter-name>Max</inParameter-name>      </inParameter>     </inParameter-list>
 134      <outParameter-list>
 135 <outParameter>
 136 <outParameter-type>long</outParameter-type>
 137        <outParameter-name>Index</outParameter-name>      </outParameter>
 138       <outParameter>
 139 <outParameter-type>long</outParameter-type>
 140        <outParameter-name>Min</outParameter-name>      </outParameter>
 141       <outParameter>
 142 <outParameter-type>long</outParameter-type>
 143        <outParameter-name>Max</outParameter-name>      </outParameter>     </outParameter-list>    </service>
 144     <DataStream-list/>
 145     <PyFunction-list>
 146 <PyFunction>
 147 <FuncName>InitLoop</FuncName>
 148       <PyFunc><![CDATA[def InitLoop(Index,Min,Max) :      ]]></PyFunc>
 149       <PyFunc><![CDATA[ return Index,Min,Max     ]]></PyFunc>     </PyFunction>
 150      <PyFunction>
 151 <FuncName>MoreLoop</FuncName>
 152       <PyFunc><![CDATA[def MoreLoop(Index,Min,Max) :     ]]></PyFunc>
 153       <PyFunc><![CDATA[ if Index <= Max :   ]]></PyFunc>
 154       <PyFunc><![CDATA[         DoLoop = 1     ]]></PyFunc>
 155       <PyFunc><![CDATA[ else :     ]]></PyFunc>
 156       <PyFunc><![CDATA[         DoLoop = 0     ]]></PyFunc>
 157       <PyFunc><![CDATA[ return DoLoop,Index,Min,Max     ]]></PyFunc>     </PyFunction>
 158      <PyFunction>
 159 <FuncName>NextLoop</FuncName>
 160       <PyFunc><![CDATA[def NextLoop(Index,Min,Max) :     ]]></PyFunc>
 161       <PyFunc><![CDATA[ Index = Index + 1     ]]></PyFunc>
 162       <PyFunc><![CDATA[ return Index,Min,Max     ]]></PyFunc>     </PyFunction>    </PyFunction-list>
 163     <creation-date>3/2/2005 - 16:14:10</creation-date>
 164     <lastmodification-date>3/2/2005 - 16:14:10</lastmodification-date>
 165     <editor-release>2.0</editor-release>
 166     <author>?</author>
 167     <container>?</container>
 168     <comment>Compute Node</comment>
 169     <x-position>10</x-position>
 170     <y-position>388</y-position>   </node>
 171    <node>
 172 <component-name>?</component-name>
 173     <interface-name>?</interface-name>
 174     <node-name>EndOfInitLoop</node-name>
 175     <kind>5</kind>
 176     <coupled-node>InitLoop</coupled-node>
 177     <service>
 178 <service-name>EndInitLoop</service-name>
 179      <inParameter-list>
 180 <inParameter>
 181 <inParameter-type>long</inParameter-type>
 182        <inParameter-name>Index</inParameter-name>      </inParameter>
 183       <inParameter>
 184 <inParameter-type>long</inParameter-type>
 185        <inParameter-name>Min</inParameter-name>      </inParameter>
 186       <inParameter>
 187 <inParameter-type>long</inParameter-type>
 188        <inParameter-name>Max</inParameter-name>      </inParameter>     </inParameter-list>
 189      <outParameter-list>
 190 <outParameter>
 191 <outParameter-type>long</outParameter-type>
 192        <outParameter-name>Index</outParameter-name>      </outParameter>
 193       <outParameter>
 194 <outParameter-type>long</outParameter-type>
 195        <outParameter-name>Min</outParameter-name>      </outParameter>
 196       <outParameter>
 197 <outParameter-type>long</outParameter-type>
 198        <outParameter-name>Max</outParameter-name>      </outParameter>     </outParameter-list>    </service>
 199     <DataStream-list/>
 200     <PyFunction-list>
 201 <PyFunction>
 202 <FuncName>?</FuncName>
 203       <PyFunc><![CDATA[?]]></PyFunc>     </PyFunction>    </PyFunction-list>
 204     <creation-date>3/2/2005 - 16:14:10</creation-date>
 205     <lastmodification-date>3/2/2005 - 16:14:10</lastmodification-date>
 206     <editor-release>2.0</editor-release>
 207     <author>?</author>
 208     <container>?</container>
 209     <comment>Compute Node</comment>
 210     <x-position>783</x-position>
 211     <y-position>381</y-position>   </node>
 212    <node>
 213 <component-name>?</component-name>
 214     <interface-name>?</interface-name>
 215     <node-name>Switch</node-name>
 216     <kind>6</kind>
 217     <coupled-node>EndOfSwitch</coupled-node>
 218     <service>
 219 <service-name>Switch</service-name>
 220      <inParameter-list>
 221 <inParameter>
 222 <inParameter-type>long</inParameter-type>
 223        <inParameter-name>a</inParameter-name>      </inParameter>     </inParameter-list>
 224      <outParameter-list>
 225 <outParameter>
 226 <outParameter-type>long</outParameter-type>
 227        <outParameter-name>Odd</outParameter-name>      </outParameter>
 228       <outParameter>
 229 <outParameter-type>int</outParameter-type>
 230        <outParameter-name>Even</outParameter-name>      </outParameter>
 231       <outParameter>
 232 <outParameter-type>int</outParameter-type>
 233        <outParameter-name>a</outParameter-name>      </outParameter>     </outParameter-list>    </service>
 234     <DataStream-list/>
 235     <PyFunction-list>
 236 <PyFunction>
 237 <FuncName>Switch</FuncName>
 238       <PyFunc><![CDATA[from time import * ]]></PyFunc>
 239       <PyFunc><![CDATA[def Switch(a) :   ]]></PyFunc>
 240       <PyFunc><![CDATA[    if ( a & 1 ) == 0 : ]]></PyFunc>
 241       <PyFunc><![CDATA[        sleep(1)    ]]></PyFunc>
 242       <PyFunc><![CDATA[    return a & 1,1-(a&1),a    ]]></PyFunc>     </PyFunction>    </PyFunction-list>
 243     <creation-date>3/2/2005 - 16:14:10</creation-date>
 244     <lastmodification-date>3/2/2005 - 16:14:10</lastmodification-date>
 245     <editor-release>2.0</editor-release>
 246     <author>?</author>
 247     <container>?</container>
 248     <comment>Compute Node</comment>
 249     <x-position>186</x-position>
 250     <y-position>130</y-position>   </node>
 251    <node>
 252 <component-name>?</component-name>
 253     <interface-name>?</interface-name>
 254     <node-name>EndOfSwitch</node-name>
 255     <kind>7</kind>
 256     <coupled-node>Switch</coupled-node>
 257     <service>
 258 <service-name>EndSwitch</service-name>
 259      <inParameter-list>
 260 <inParameter>
 261 <inParameter-type>long</inParameter-type>
 262        <inParameter-name>a</inParameter-name>      </inParameter>     </inParameter-list>
 263      <outParameter-list>
 264 <outParameter>
 265 <outParameter-type>long</outParameter-type>
 266        <outParameter-name>a</outParameter-name>      </outParameter>     </outParameter-list>    </service>
 267     <DataStream-list/>
 268     <PyFunction-list>
 269 <PyFunction>
 270 <FuncName>?</FuncName>
 271       <PyFunc><![CDATA[?]]></PyFunc>     </PyFunction>    </PyFunction-list>
 272     <creation-date>3/2/2005 - 16:14:10</creation-date>
 273     <lastmodification-date>3/2/2005 - 16:14:10</lastmodification-date>
 274     <editor-release>2.0</editor-release>
 275     <author>?</author>
 276     <container>?</container>
 277     <comment>Compute Node</comment>
 278     <x-position>587</x-position>
 279     <y-position>126</y-position>   </node>
 280    <node>
 281 <component-name>?</component-name>
 282     <interface-name>?</interface-name>
 283     <node-name>Switch_1</node-name>
 284     <kind>6</kind>
 285     <coupled-node>EndSwitch</coupled-node>
 286     <service>
 287 <service-name>Switch_1</service-name>
 288      <inParameter-list>
 289 <inParameter>
 290 <inParameter-type>long</inParameter-type>
 291        <inParameter-name>a</inParameter-name>      </inParameter>     </inParameter-list>
 292      <outParameter-list>
 293 <outParameter>
 294 <outParameter-type>long</outParameter-type>
 295        <outParameter-name>Odd</outParameter-name>      </outParameter>
 296       <outParameter>
 297 <outParameter-type>int</outParameter-type>
 298        <outParameter-name>Even</outParameter-name>      </outParameter>
 299       <outParameter>
 300 <outParameter-type>int</outParameter-type>
 301        <outParameter-name>a</outParameter-name>      </outParameter>     </outParameter-list>    </service>
 302     <DataStream-list/>
 303     <PyFunction-list>
 304 <PyFunction>
 305 <FuncName>Switch</FuncName>
 306       <PyFunc><![CDATA[from time import *  ]]></PyFunc>
 307       <PyFunc><![CDATA[def Switch(a) :    ]]></PyFunc>
 308       <PyFunc><![CDATA[    if ( a & 1 ) == 0 :  ]]></PyFunc>
 309       <PyFunc><![CDATA[        sleep(1)  ]]></PyFunc>
 310       <PyFunc><![CDATA[    return a & 1,1-(a&1),a    ]]></PyFunc>     </PyFunction>    </PyFunction-list>
 311     <creation-date>3/2/2005 - 16:14:11</creation-date>
 312     <lastmodification-date>3/2/2005 - 16:14:11</lastmodification-date>
 313     <editor-release>2.0</editor-release>
 314     <author>?</author>
 315     <container>?</container>
 316     <comment>Compute Node</comment>
 317     <x-position>193</x-position>
 318     <y-position>388</y-position>   </node>
 319    <node>
 320 <component-name>?</component-name>
 321     <interface-name>?</interface-name>
 322     <node-name>EndSwitch</node-name>
 323     <kind>7</kind>
 324     <coupled-node>Switch_1</coupled-node>
 325     <service>
 326 <service-name>EndSwitch</service-name>
 327      <inParameter-list>
 328 <inParameter>
 329 <inParameter-type>long</inParameter-type>
 330        <inParameter-name>a</inParameter-name>      </inParameter>     </inParameter-list>
 331      <outParameter-list>
 332 <outParameter>
 333 <outParameter-type>long</outParameter-type>
 334        <outParameter-name>a</outParameter-name>      </outParameter>     </outParameter-list>    </service>
 335     <DataStream-list/>
 336     <PyFunction-list>
 337 <PyFunction>
 338 <FuncName>?</FuncName>
 339       <PyFunc><![CDATA[?]]></PyFunc>     </PyFunction>    </PyFunction-list>
 340     <creation-date>3/2/2005 - 16:14:11</creation-date>
 341     <lastmodification-date>3/2/2005 - 16:14:11</lastmodification-date>
 342     <editor-release>2.0</editor-release>
 343     <author>?</author>
 344     <container>?</container>
 345     <comment>Compute Node</comment>
 346     <x-position>605</x-position>
 347     <y-position>382</y-position>   </node>  </node-list>
 348   <link-list>
 349 <link>
 350 <fromnode-name>IsOdd</fromnode-name>
 351     <fromserviceparameter-name>a</fromserviceparameter-name>
 352     <tonode-name>EndOfSwitch</tonode-name>
 353     <toserviceparameter-name>a</toserviceparameter-name>
 354     <coord-list>
 355 <coord>
 356 <x>573</x>
 357       <y>160</y>     </coord>
 358      <coord>
 359 <x>572</x>
 360       <y>130</y>     </coord>    </coord-list>   </link>
 361    <link>
 362 <fromnode-name>IsOdd_1</fromnode-name>
 363     <fromserviceparameter-name>a</fromserviceparameter-name>
 364     <tonode-name>EndSwitch</tonode-name>
 365     <toserviceparameter-name>a</toserviceparameter-name>
 366     <coord-list>
 367 <coord>
 368 <x>599</x>
 369       <y>416</y>     </coord>
 370      <coord>
 371 <x>598</x>
 372       <y>389</y>     </coord>    </coord-list>   </link>
 373    <link>
 374 <fromnode-name>InitLoop</fromnode-name>
 375     <fromserviceparameter-name>DoLoop</fromserviceparameter-name>
 376     <tonode-name>EndOfInitLoop</tonode-name>
 377     <toserviceparameter-name>DoLoop</toserviceparameter-name>
 378     <coord-list/>   </link>
 379    <link>
 380 <fromnode-name>InitLoop</fromnode-name>
 381     <fromserviceparameter-name>Index</fromserviceparameter-name>
 382     <tonode-name>Switch_1</tonode-name>
 383     <toserviceparameter-name>a</toserviceparameter-name>
 384     <coord-list/>   </link>
 385    <link>
 386 <fromnode-name>InitLoop</fromnode-name>
 387     <fromserviceparameter-name>Index</fromserviceparameter-name>
 388     <tonode-name>Switch</tonode-name>
 389     <toserviceparameter-name>a</toserviceparameter-name>
 390     <coord-list/>   </link>
 391    <link>
 392 <fromnode-name>InitLoop</fromnode-name>
 393     <fromserviceparameter-name>Min</fromserviceparameter-name>
 394     <tonode-name>EndOfInitLoop</tonode-name>
 395     <toserviceparameter-name>Min</toserviceparameter-name>
 396     <coord-list/>   </link>
 397    <link>
 398 <fromnode-name>InitLoop</fromnode-name>
 399     <fromserviceparameter-name>Max</fromserviceparameter-name>
 400     <tonode-name>EndOfInitLoop</tonode-name>
 401     <toserviceparameter-name>Max</toserviceparameter-name>
 402     <coord-list/>   </link>
 403    <link>
 404 <fromnode-name>EndOfInitLoop</fromnode-name>
 405     <fromserviceparameter-name>DoLoop</fromserviceparameter-name>
 406     <tonode-name>InitLoop</tonode-name>
 407     <toserviceparameter-name>DoLoop</toserviceparameter-name>
 408     <coord-list/>   </link>
 409    <link>
 410 <fromnode-name>Switch</fromnode-name>
 411     <fromserviceparameter-name>Odd</fromserviceparameter-name>
 412     <tonode-name>IsOdd</tonode-name>
 413     <toserviceparameter-name>Gate</toserviceparameter-name>
 414     <coord-list/>   </link>
 415    <link>
 416 <fromnode-name>Switch</fromnode-name>
 417     <fromserviceparameter-name>a</fromserviceparameter-name>
 418     <tonode-name>IsOdd</tonode-name>
 419     <toserviceparameter-name>a</toserviceparameter-name>
 420     <coord-list>
 421 <coord>
 422 <x>365</x>
 423       <y>129</y>     </coord>
 424      <coord>
 425 <x>365</x>
 426       <y>222</y>     </coord>    </coord-list>   </link>
 427    <link>
 428 <fromnode-name>Switch</fromnode-name>
 429     <fromserviceparameter-name>Default</fromserviceparameter-name>
 430     <tonode-name>EndOfSwitch</tonode-name>
 431     <toserviceparameter-name>Default</toserviceparameter-name>
 432     <coord-list>
 433 <coord>
 434 <x>572</x>
 435       <y>194</y>     </coord>
 436      <coord>
 437 <x>571</x>
 438       <y>257</y>     </coord>    </coord-list>   </link>
 439    <link>
 440 <fromnode-name>EndOfSwitch</fromnode-name>
 441     <fromserviceparameter-name>a</fromserviceparameter-name>
 442     <tonode-name>EndOfInitLoop</tonode-name>
 443     <toserviceparameter-name>Index</toserviceparameter-name>
 444     <coord-list/>   </link>
 445    <link>
 446 <fromnode-name>Switch_1</fromnode-name>
 447     <fromserviceparameter-name>Odd</fromserviceparameter-name>
 448     <tonode-name>IsOdd_1</tonode-name>
 449     <toserviceparameter-name>Gate</toserviceparameter-name>
 450     <coord-list/>   </link>
 451    <link>
 452 <fromnode-name>Switch_1</fromnode-name>
 453     <fromserviceparameter-name>Even</fromserviceparameter-name>
 454     <tonode-name>EndSwitch</tonode-name>
 455     <toserviceparameter-name>Default</toserviceparameter-name>
 456     <coord-list/>   </link>
 457    <link>
 458 <fromnode-name>Switch_1</fromnode-name>
 459     <fromserviceparameter-name>a</fromserviceparameter-name>
 460     <tonode-name>IsOdd_1</tonode-name>
 461     <toserviceparameter-name>a</toserviceparameter-name>
 462     <coord-list>
 463 <coord>
 464 <x>379</x>
 465       <y>387</y>     </coord>
 466      <coord>
 467 <x>378</x>
 468       <y>481</y>     </coord>    </coord-list>   </link>
 469    <link>
 470 <fromnode-name>EndSwitch</fromnode-name>
 471     <fromserviceparameter-name>Gate</fromserviceparameter-name>
 472     <tonode-name>EndOfInitLoop</tonode-name>
 473     <toserviceparameter-name>Gate</toserviceparameter-name>
 474     <coord-list/>   </link>  </link-list>
 475   <data-list>
 476 <data>
 477 <fromnode-name>GraphEditSwitchs</fromnode-name>
 478     <fromserviceparameter-name>InitLoop__Index</fromserviceparameter-name>
 479     <tonode-name>InitLoop</tonode-name>
 480     <toserviceparameter-name>Index</toserviceparameter-name>
 481     <data-value>
 482 <value-type>3</value-type>
 483      <value>0</value>    </data-value>
 484     <coord-list/>   </data>
 485    <data>
 486 <fromnode-name>GraphEditSwitchs</fromnode-name>
 487     <fromserviceparameter-name>InitLoop__Min</fromserviceparameter-name>
 488     <tonode-name>InitLoop</tonode-name>
 489     <toserviceparameter-name>Min</toserviceparameter-name>
 490     <data-value>
 491 <value-type>3</value-type>
 492      <value>0</value>    </data-value>
 493     <coord-list/>   </data>
 494    <data>
 495 <fromnode-name>GraphEditSwitchs</fromnode-name>
 496     <fromserviceparameter-name>InitLoop__Max</fromserviceparameter-name>
 497     <tonode-name>InitLoop</tonode-name>
 498     <toserviceparameter-name>Max</toserviceparameter-name>
 499     <data-value>
 500 <value-type>3</value-type>
 501      <value>20</value>    </data-value>
 502     <coord-list/>   </data>  </data-list> </dataflow></supergraph>