| 1 |  | 
| 2 | #include <string.h> | 
| 3 | #include <stdio.h> | 
| 4 | #include <stdlib.h> | 
| 5 |  | 
| 6 | #include "Globals.hpp" | 
| 7 | #include "BASS_interface.h" | 
| 8 | #include "simError.h" | 
| 9 |  | 
| 10 | #ifdef IS_MPI | 
| 11 | #include "mpiBASS.h" | 
| 12 | #endif | 
| 13 |  | 
| 14 |  | 
| 15 | // Globals ************************************************ | 
| 16 |  | 
| 17 | typedef enum { GLOBAL_BLK, MOLECULE_BLK, ATOM_BLK, BOND_BLK, BEND_BLK, | 
| 18 | TORSION_BLK, COMPONENT_BLK, ZCONSTRAINT_BLK, | 
| 19 | RIGIDBODY_BLK, MEMBER_BLK } block_type; | 
| 20 |  | 
| 21 | block_type current_block = GLOBAL_BLK; | 
| 22 | #define MAX_NEST 20 // the max number of nested blocks | 
| 23 | block_type block_stack[MAX_NEST]; | 
| 24 | int block_stack_ptr = 0; | 
| 25 |  | 
| 26 | void incr_block( block_type new_block ); | 
| 27 | void decr_block(); | 
| 28 |  | 
| 29 | MakeStamps *the_stamps; | 
| 30 | Globals *the_globals; | 
| 31 |  | 
| 32 | // Functions ********************************************** | 
| 33 |  | 
| 34 | /* | 
| 35 | * This is the main event handler | 
| 36 | * | 
| 37 | * returns 1 if the event was handled. If the event isn't handled, the | 
| 38 | * event's err_msg is set, and 0 is returned | 
| 39 | */ | 
| 40 |  | 
| 41 | int event_handler( event* the_event ){ | 
| 42 |  | 
| 43 | int handled = 0; | 
| 44 |  | 
| 45 | switch( current_block ){ | 
| 46 |  | 
| 47 | case GLOBAL_BLK: | 
| 48 | switch( the_event->event_type ){ | 
| 49 |  | 
| 50 | case MOLECULE: | 
| 51 | incr_block( MOLECULE_BLK ); | 
| 52 | handled = the_stamps->newMolecule( the_event ); | 
| 53 | break; | 
| 54 |  | 
| 55 | case ZCONSTRAINT: | 
| 56 | incr_block( ZCONSTRAINT_BLK ); | 
| 57 | handled = the_globals->newZconstraint( the_event ); | 
| 58 | break; | 
| 59 |  | 
| 60 | case COMPONENT: | 
| 61 | incr_block( COMPONENT_BLK ); | 
| 62 | handled = the_globals->newComponent( the_event ); | 
| 63 | break; | 
| 64 |  | 
| 65 | case ASSIGNMENT: | 
| 66 | handled = the_globals->globalAssign( the_event ); | 
| 67 | break; | 
| 68 |  | 
| 69 | case BLOCK_END: | 
| 70 | handled = the_globals->globalEnd( the_event ); | 
| 71 | break; | 
| 72 |  | 
| 73 | default: | 
| 74 | the_event->err_msg = | 
| 75 | strdup("Not a valid global event\n" ); | 
| 76 | return 0; | 
| 77 | } | 
| 78 | break; | 
| 79 |  | 
| 80 | case MOLECULE_BLK: | 
| 81 |  | 
| 82 | switch( the_event->event_type ){ | 
| 83 |  | 
| 84 | case ATOM: | 
| 85 | incr_block( ATOM_BLK ); | 
| 86 | handled = the_stamps->newAtom( the_event ); | 
| 87 | break; | 
| 88 |  | 
| 89 | case BOND: | 
| 90 | incr_block( BOND_BLK ); | 
| 91 | handled = the_stamps->newBond( the_event ); | 
| 92 | break; | 
| 93 |  | 
| 94 | case BEND: | 
| 95 | incr_block( BEND_BLK ); | 
| 96 | handled = the_stamps->newBend( the_event ); | 
| 97 | break; | 
| 98 |  | 
| 99 | case TORSION: | 
| 100 | incr_block( TORSION_BLK ); | 
| 101 | handled = the_stamps->newTorsion( the_event ); | 
| 102 | break; | 
| 103 |  | 
| 104 | case RIGIDBODY: | 
| 105 | incr_block( RIGIDBODY_BLK ); | 
| 106 | handled = the_stamps->newRigidBody( the_event ); | 
| 107 | break; | 
| 108 |  | 
| 109 | case ASSIGNMENT: | 
| 110 | handled = the_stamps->moleculeAssign( the_event ); | 
| 111 | break; | 
| 112 |  | 
| 113 | case BLOCK_END: | 
| 114 | decr_block(); | 
| 115 | handled = the_stamps->moleculeEnd( the_event ); | 
| 116 | break; | 
| 117 |  | 
| 118 | default: | 
| 119 | the_event->err_msg = | 
| 120 | strdup( "Not a valid molecule event\n" ); | 
| 121 | return 0; | 
| 122 | } | 
| 123 | break; | 
| 124 |  | 
| 125 |  | 
| 126 | case RIGIDBODY_BLK: | 
| 127 |  | 
| 128 | switch( the_event->event_type ){ | 
| 129 |  | 
| 130 | case ASSIGNMENT: | 
| 131 | handled = the_stamps->rigidBodyAssign( the_event ); | 
| 132 | break; | 
| 133 |  | 
| 134 | case MEMBER: | 
| 135 | incr_block( MEMBER_BLK ); | 
| 136 | handled = the_stamps->newMember( the_event ); | 
| 137 | break; | 
| 138 |  | 
| 139 | case BLOCK_END: | 
| 140 | decr_block(); | 
| 141 | handled = the_stamps->rigidBodyEnd( the_event ); | 
| 142 | break; | 
| 143 |  | 
| 144 | default: | 
| 145 | the_event->err_msg = | 
| 146 | strdup( "Not a valid RigidBody event\n" ); | 
| 147 | return 0; | 
| 148 | } | 
| 149 | break; | 
| 150 |  | 
| 151 |  | 
| 152 | case ATOM_BLK: | 
| 153 |  | 
| 154 | switch( the_event->event_type ){ | 
| 155 |  | 
| 156 | case POSITION: | 
| 157 | handled = the_stamps->atomPosition( the_event ); | 
| 158 | break; | 
| 159 |  | 
| 160 | case ORIENTATION: | 
| 161 | handled = the_stamps->atomOrientation( the_event ); | 
| 162 | break; | 
| 163 |  | 
| 164 | case ASSIGNMENT: | 
| 165 | handled = the_stamps->atomAssign( the_event ); | 
| 166 | break; | 
| 167 |  | 
| 168 | case BLOCK_END: | 
| 169 | decr_block(); | 
| 170 | handled = the_stamps->atomEnd( the_event ); | 
| 171 | break; | 
| 172 |  | 
| 173 | default: | 
| 174 | the_event->err_msg = | 
| 175 | strdup( "Not a valid atom event\n" ); | 
| 176 | return 0; | 
| 177 | } | 
| 178 | break; | 
| 179 |  | 
| 180 | case BOND_BLK: | 
| 181 |  | 
| 182 | switch( the_event->event_type ){ | 
| 183 |  | 
| 184 | case ASSIGNMENT: | 
| 185 | handled = the_stamps->bondAssign( the_event ); | 
| 186 | break; | 
| 187 |  | 
| 188 | case MEMBERS: | 
| 189 | handled = the_stamps->bondMembers( the_event ); | 
| 190 | break; | 
| 191 |  | 
| 192 | case CONSTRAINT: | 
| 193 | handled = the_stamps->bondConstraint( the_event ); | 
| 194 | break; | 
| 195 |  | 
| 196 | case BLOCK_END: | 
| 197 | decr_block(); | 
| 198 | handled = the_stamps->bondEnd(the_event ); | 
| 199 | break; | 
| 200 |  | 
| 201 | default: | 
| 202 | the_event->err_msg = | 
| 203 | strdup( "not a valid bond event\n" ); | 
| 204 | return 0; | 
| 205 | } | 
| 206 | break; | 
| 207 |  | 
| 208 | case BEND_BLK: | 
| 209 |  | 
| 210 | switch( the_event->event_type ){ | 
| 211 |  | 
| 212 | case ASSIGNMENT: | 
| 213 | handled = the_stamps->bendAssign( the_event ); | 
| 214 | break; | 
| 215 |  | 
| 216 | case MEMBERS: | 
| 217 | handled = the_stamps->bendMembers( the_event ); | 
| 218 | break; | 
| 219 |  | 
| 220 | case CONSTRAINT: | 
| 221 | handled = the_stamps->bendConstraint( the_event ); | 
| 222 | break; | 
| 223 |  | 
| 224 | case BLOCK_END: | 
| 225 | decr_block(); | 
| 226 | handled = the_stamps->bendEnd(the_event ); | 
| 227 | break; | 
| 228 |  | 
| 229 | default: | 
| 230 | the_event->err_msg = | 
| 231 | strdup( "not a valid bend event\n" ); | 
| 232 | return 0; | 
| 233 | } | 
| 234 | break; | 
| 235 |  | 
| 236 | case TORSION_BLK: | 
| 237 |  | 
| 238 | switch( the_event->event_type ){ | 
| 239 |  | 
| 240 | case ASSIGNMENT: | 
| 241 | handled = the_stamps->torsionAssign( the_event ); | 
| 242 | break; | 
| 243 |  | 
| 244 | case MEMBERS: | 
| 245 | handled = the_stamps->torsionMembers( the_event ); | 
| 246 | break; | 
| 247 |  | 
| 248 | case CONSTRAINT: | 
| 249 | handled = the_stamps->torsionConstraint( the_event ); | 
| 250 | break; | 
| 251 |  | 
| 252 | case BLOCK_END: | 
| 253 | decr_block(); | 
| 254 | handled = the_stamps->torsionEnd(the_event ); | 
| 255 | break; | 
| 256 |  | 
| 257 | default: | 
| 258 | the_event->err_msg = | 
| 259 | strdup( "not a valid torsion event\n" ); | 
| 260 | return 0; | 
| 261 | } | 
| 262 | break; | 
| 263 |  | 
| 264 | case MEMBER_BLK: | 
| 265 |  | 
| 266 | switch( the_event->event_type ){ | 
| 267 |  | 
| 268 | case ASSIGNMENT: | 
| 269 | handled = the_stamps->memberAssign( the_event ); | 
| 270 | break; | 
| 271 |  | 
| 272 | case BLOCK_END: | 
| 273 | decr_block(); | 
| 274 | handled = the_stamps->memberEnd(the_event ); | 
| 275 | break; | 
| 276 |  | 
| 277 | default: | 
| 278 | the_event->err_msg = | 
| 279 | strdup( "not a valid member event\n" ); | 
| 280 | return 0; | 
| 281 | } | 
| 282 | break; | 
| 283 |  | 
| 284 | case ZCONSTRAINT_BLK: | 
| 285 |  | 
| 286 | switch( the_event->event_type ){ | 
| 287 |  | 
| 288 | case ASSIGNMENT: | 
| 289 | handled = the_globals->zConstraintAssign( the_event ); | 
| 290 | break; | 
| 291 |  | 
| 292 | case BLOCK_END: | 
| 293 | decr_block(); | 
| 294 | handled = the_globals->zConstraintEnd( the_event ); | 
| 295 | break; | 
| 296 |  | 
| 297 | default: | 
| 298 | the_event->err_msg = | 
| 299 | strdup( "not a valid zConstraint event\n" ); | 
| 300 | return 0; | 
| 301 | } | 
| 302 | break; | 
| 303 |  | 
| 304 | case COMPONENT_BLK: | 
| 305 |  | 
| 306 | switch( the_event->event_type ){ | 
| 307 |  | 
| 308 | case ASSIGNMENT: | 
| 309 | handled = the_globals->componentAssign( the_event ); | 
| 310 | break; | 
| 311 |  | 
| 312 | case BLOCK_END: | 
| 313 | decr_block(); | 
| 314 | handled = the_globals->componentEnd(the_event ); | 
| 315 | break; | 
| 316 |  | 
| 317 | default: | 
| 318 | the_event->err_msg = | 
| 319 | strdup( "not a valid component event\n" ); | 
| 320 | return 0; | 
| 321 | } | 
| 322 | break; | 
| 323 |  | 
| 324 | default: | 
| 325 | the_event->err_msg = | 
| 326 | strdup( "event is not in a valid block type\n" ); | 
| 327 | return 0; | 
| 328 | } | 
| 329 |  | 
| 330 | return handled; | 
| 331 | } | 
| 332 |  | 
| 333 | void incr_block( block_type new_block ){ | 
| 334 |  | 
| 335 | block_stack[block_stack_ptr] = current_block; | 
| 336 | block_stack_ptr++; | 
| 337 |  | 
| 338 | if( block_stack_ptr >= MAX_NEST ){ | 
| 339 | sprintf( painCave.errMsg, | 
| 340 | "Event blocks nested too deeply\n" ); | 
| 341 | painCave.isFatal = 1; | 
| 342 | simError(); | 
| 343 |  | 
| 344 | #ifdef IS_MPI | 
| 345 | if( worldRank == 0 ) mpiInterfaceExit(); | 
| 346 | #endif //is_mpi | 
| 347 | } | 
| 348 |  | 
| 349 | else current_block = new_block; | 
| 350 | } | 
| 351 |  | 
| 352 |  | 
| 353 | void decr_block( void ){ | 
| 354 |  | 
| 355 | block_stack_ptr--; | 
| 356 |  | 
| 357 | if( block_stack_ptr < 0 ){ | 
| 358 |  | 
| 359 | sprintf( painCave.errMsg, | 
| 360 | "Too many event blocks closed\n" ); | 
| 361 | painCave.isFatal = 1; | 
| 362 | simError(); | 
| 363 |  | 
| 364 | #ifdef IS_MPI | 
| 365 | if( worldRank == 0 ) mpiInterfaceExit(); | 
| 366 | #endif //is_mpi | 
| 367 |  | 
| 368 | } | 
| 369 |  | 
| 370 | else current_block = block_stack[block_stack_ptr]; | 
| 371 | } | 
| 372 |  | 
| 373 | void set_interface_stamps( MakeStamps* ms, Globals* g ){ | 
| 374 |  | 
| 375 | the_stamps = ms; | 
| 376 | the_globals = g; | 
| 377 | } |