Gets a component of an object's field value or a variable and returns it in val.
| 325 | // Gets a component of an object's field value or a variable and returns it |
| 326 | // in val. |
| 327 | static void getFieldComponent( SimObject* object, StringTableEntry field, const char* array, StringTableEntry subField, char val[] ) |
| 328 | { |
| 329 | const char* prevVal = NULL; |
| 330 | |
| 331 | // Grab value from object. |
| 332 | if( object && field ) |
| 333 | prevVal = object->getDataField( field, array ); |
| 334 | |
| 335 | // Otherwise, grab from the string stack. The value coming in will always |
| 336 | // be a string because that is how multicomponent variables are handled. |
| 337 | else |
| 338 | prevVal = STR.getStringValue(); |
| 339 | |
| 340 | // Make sure we got a value. |
| 341 | if ( prevVal && *prevVal ) |
| 342 | { |
| 343 | static const StringTableEntry xyzw[] = |
| 344 | { |
| 345 | StringTable->insert( "x" ), |
| 346 | StringTable->insert( "y" ), |
| 347 | StringTable->insert( "z" ), |
| 348 | StringTable->insert( "w" ) |
| 349 | }; |
| 350 | |
| 351 | static const StringTableEntry rgba[] = |
| 352 | { |
| 353 | StringTable->insert( "r" ), |
| 354 | StringTable->insert( "g" ), |
| 355 | StringTable->insert( "b" ), |
| 356 | StringTable->insert( "a" ) |
| 357 | }; |
| 358 | |
| 359 | // Translate xyzw and rgba into the indexed component |
| 360 | // of the variable or field. |
| 361 | if ( subField == xyzw[0] || subField == rgba[0] ) |
| 362 | dStrcpy( val, StringUnit::getUnit( prevVal, 0, " \t\n") ); |
| 363 | |
| 364 | else if ( subField == xyzw[1] || subField == rgba[1] ) |
| 365 | dStrcpy( val, StringUnit::getUnit( prevVal, 1, " \t\n") ); |
| 366 | |
| 367 | else if ( subField == xyzw[2] || subField == rgba[2] ) |
| 368 | dStrcpy( val, StringUnit::getUnit( prevVal, 2, " \t\n") ); |
| 369 | |
| 370 | else if ( subField == xyzw[3] || subField == rgba[3] ) |
| 371 | dStrcpy( val, StringUnit::getUnit( prevVal, 3, " \t\n") ); |
| 372 | |
| 373 | else |
| 374 | val[0] = 0; |
| 375 | } |
| 376 | else |
| 377 | val[0] = 0; |
| 378 | } |
| 379 | |
| 380 | // Sets a component of an object's field value based on the sub field. 'x' will |
| 381 | // set the first field, 'y' the second, and 'z' the third. |
no test coverage detected