[19] | 1 | // Copyright (c) 2013 by István Váradi
|
---|
| 2 |
|
---|
| 3 | // This file is part of XPLRA, a remote-access plugin for X-Plane
|
---|
| 4 |
|
---|
| 5 | // Redistribution and use in source and binary forms, with or without
|
---|
| 6 | // modification, are permitted provided that the following conditions are met:
|
---|
| 7 |
|
---|
| 8 | // 1. Redistributions of source code must retain the above copyright notice, this
|
---|
| 9 | // list of conditions and the following disclaimer.
|
---|
| 10 | // 2. Redistributions in binary form must reproduce the above copyright notice,
|
---|
| 11 | // this list of conditions and the following disclaimer in the documentation
|
---|
| 12 | // and/or other materials provided with the distribution.
|
---|
| 13 |
|
---|
| 14 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
|
---|
| 15 | // ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
---|
| 16 | // WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
---|
| 17 | // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
|
---|
| 18 | // ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
---|
| 19 | // (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
---|
| 20 | // LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
|
---|
| 21 | // ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
---|
| 22 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
---|
| 23 | // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
---|
| 24 |
|
---|
| 25 | // The views and conclusions contained in the software and documentation are those
|
---|
| 26 | // of the authors and should not be interpreted as representing official policies,
|
---|
| 27 | // either expressed or implied, of the FreeBSD Project.
|
---|
| 28 |
|
---|
| 29 | //------------------------------------------------------------------------------
|
---|
| 30 |
|
---|
| 31 | #include "MultiBuffer.h"
|
---|
| 32 |
|
---|
| 33 | #include "XPlane.h"
|
---|
| 34 |
|
---|
| 35 | #include <xplra/Protocol.h>
|
---|
| 36 |
|
---|
| 37 | #include <hu/varadiistvan/scpl/io/DataStream.h>
|
---|
| 38 |
|
---|
| 39 | #include <cstring>
|
---|
| 40 | #include <cstdio>
|
---|
| 41 |
|
---|
| 42 | //------------------------------------------------------------------------------
|
---|
| 43 |
|
---|
| 44 | using hu::varadiistvan::xplra::MultiBuffer;
|
---|
| 45 |
|
---|
| 46 | using xplra::Protocol;
|
---|
| 47 |
|
---|
[22] | 48 | using std::vector;
|
---|
[19] | 49 | using std::string;
|
---|
| 50 | using std::min;
|
---|
| 51 |
|
---|
| 52 | //------------------------------------------------------------------------------
|
---|
| 53 |
|
---|
| 54 | inline MultiBuffer::DataRef::DataRef(const string& name, uint8_t type,
|
---|
| 55 | const DataRef* previous,
|
---|
| 56 | size_t length, size_t offset) throw() :
|
---|
| 57 | name(name),
|
---|
| 58 | type(type),
|
---|
| 59 | length(length),
|
---|
| 60 | offset(offset),
|
---|
| 61 | dataOffset(0)
|
---|
| 62 | {
|
---|
| 63 | if (previous!=0) {
|
---|
| 64 | size_t alignment = getAlignment();
|
---|
| 65 | dataOffset = previous->dataOffset + previous->getSize();
|
---|
| 66 | dataOffset += alignment - 1;
|
---|
| 67 | dataOffset &= ~(alignment-1);
|
---|
| 68 | }
|
---|
| 69 | }
|
---|
| 70 |
|
---|
| 71 | //------------------------------------------------------------------------------
|
---|
| 72 |
|
---|
| 73 | inline size_t MultiBuffer::DataRef::getSize() const throw()
|
---|
| 74 | {
|
---|
| 75 | switch (type) {
|
---|
| 76 | case Protocol::TYPE_INT:
|
---|
| 77 | return sizeof(int32_t);
|
---|
| 78 | case Protocol::TYPE_FLOAT:
|
---|
| 79 | return sizeof(float);
|
---|
| 80 | case Protocol::TYPE_DOUBLE:
|
---|
| 81 | return sizeof(double);
|
---|
| 82 | case Protocol::TYPE_FLOAT_ARRAY:
|
---|
| 83 | return sizeof(float) * length;
|
---|
| 84 | case Protocol::TYPE_INT_ARRAY:
|
---|
| 85 | return sizeof(int32_t) * length;
|
---|
| 86 | case Protocol::TYPE_BYTE_ARRAY:
|
---|
| 87 | return sizeof(uint8_t) * length;
|
---|
| 88 | default:
|
---|
| 89 | return 0;
|
---|
| 90 | }
|
---|
| 91 | }
|
---|
| 92 |
|
---|
| 93 | //------------------------------------------------------------------------------
|
---|
| 94 |
|
---|
| 95 | inline size_t MultiBuffer::DataRef::getAlignment() const throw()
|
---|
| 96 | {
|
---|
| 97 | switch (type) {
|
---|
| 98 | case Protocol::TYPE_INT:
|
---|
| 99 | case Protocol::TYPE_INT_ARRAY:
|
---|
| 100 | return sizeof(int32_t);
|
---|
| 101 | case Protocol::TYPE_FLOAT:
|
---|
| 102 | case Protocol::TYPE_FLOAT_ARRAY:
|
---|
| 103 | return sizeof(float);
|
---|
| 104 | case Protocol::TYPE_DOUBLE:
|
---|
| 105 | return sizeof(double);
|
---|
| 106 | case Protocol::TYPE_BYTE_ARRAY:
|
---|
| 107 | default:
|
---|
| 108 | return sizeof(uint8_t);
|
---|
| 109 | }
|
---|
| 110 | }
|
---|
| 111 |
|
---|
| 112 | //------------------------------------------------------------------------------
|
---|
| 113 |
|
---|
| 114 | bool MultiBuffer::DataRef::isArray() const throw()
|
---|
| 115 | {
|
---|
| 116 | return
|
---|
| 117 | type==Protocol::TYPE_FLOAT_ARRAY ||
|
---|
| 118 | type==Protocol::TYPE_INT_ARRAY ||
|
---|
| 119 | type==Protocol::TYPE_BYTE_ARRAY;
|
---|
| 120 | }
|
---|
| 121 |
|
---|
| 122 | //------------------------------------------------------------------------------
|
---|
| 123 |
|
---|
| 124 | inline size_t
|
---|
| 125 | MultiBuffer::DataRef::getCopyLength(size_t userLength, size_t userOffset)
|
---|
| 126 | const throw()
|
---|
| 127 | {
|
---|
| 128 | size_t maxLength =
|
---|
| 129 | (userOffset>length) ? 0 : (length - userOffset);
|
---|
| 130 | return (userLength==0) ? maxLength : min(userLength, maxLength);
|
---|
| 131 | }
|
---|
| 132 |
|
---|
| 133 | //------------------------------------------------------------------------------
|
---|
| 134 | //------------------------------------------------------------------------------
|
---|
| 135 |
|
---|
| 136 | inline void MultiBuffer::unfinalize() throw()
|
---|
| 137 | {
|
---|
| 138 | delete data; data = 0;
|
---|
| 139 | }
|
---|
| 140 |
|
---|
| 141 | //------------------------------------------------------------------------------
|
---|
| 142 |
|
---|
[26] | 143 | void MultiBuffer::forgetRegistration() throw()
|
---|
| 144 | {
|
---|
| 145 | registeredID = -1;
|
---|
| 146 | }
|
---|
| 147 |
|
---|
| 148 | //------------------------------------------------------------------------------
|
---|
| 149 |
|
---|
[19] | 150 | inline const MultiBuffer::DataRef* MultiBuffer::getLastDataRef() const throw()
|
---|
| 151 | {
|
---|
| 152 | return dataRefs.empty() ? 0 : &(dataRefs.back());
|
---|
| 153 | }
|
---|
| 154 |
|
---|
| 155 | //------------------------------------------------------------------------------
|
---|
| 156 |
|
---|
| 157 | inline const MultiBuffer::DataRef& MultiBuffer::getDataRef(size_t id, uint8_t type) const
|
---|
| 158 | throw(InvalidIDException, TypeMismatchException)
|
---|
| 159 | {
|
---|
| 160 | if (id>=dataRefs.size()) throw InvalidIDException();
|
---|
| 161 | const DataRef& dataRef = dataRefs[id];
|
---|
| 162 | if (dataRef.type!=type) throw TypeMismatchException();
|
---|
| 163 | return dataRef;
|
---|
| 164 | }
|
---|
| 165 |
|
---|
| 166 | //------------------------------------------------------------------------------
|
---|
| 167 |
|
---|
| 168 | inline void* MultiBuffer::getData(size_t id, uint8_t type)
|
---|
| 169 | throw(InvalidIDException, TypeMismatchException)
|
---|
| 170 | {
|
---|
| 171 | const DataRef& dataRef = getDataRef(id, type);
|
---|
| 172 | finalize();
|
---|
| 173 | return data + dataRef.dataOffset;
|
---|
| 174 | }
|
---|
| 175 |
|
---|
| 176 | //------------------------------------------------------------------------------
|
---|
| 177 |
|
---|
| 178 | inline const void* MultiBuffer::getData(size_t id, uint8_t type) const
|
---|
| 179 | throw(InvalidIDException, TypeMismatchException)
|
---|
| 180 | {
|
---|
| 181 | const DataRef& dataRef = getDataRef(id, type);
|
---|
| 182 | finalize();
|
---|
| 183 | return data + dataRef.dataOffset;
|
---|
| 184 | }
|
---|
| 185 |
|
---|
| 186 | //------------------------------------------------------------------------------
|
---|
| 187 |
|
---|
| 188 | template <typename T, uint8_t type> size_t
|
---|
| 189 | inline MultiBuffer::setArray(size_t id, const T* value,
|
---|
| 190 | size_t length, size_t offset)
|
---|
| 191 | throw(InvalidIDException, TypeMismatchException)
|
---|
| 192 | {
|
---|
| 193 | const DataRef& dataRef = getDataRef(id, type);
|
---|
| 194 | finalize();
|
---|
| 195 |
|
---|
| 196 | size_t toCopy = dataRef.getCopyLength(length, offset);
|
---|
| 197 |
|
---|
| 198 | if (toCopy>0) {
|
---|
| 199 | memcpy( data + dataRef.dataOffset + offset * sizeof(T),
|
---|
| 200 | value, toCopy * sizeof(T) );
|
---|
| 201 | }
|
---|
| 202 |
|
---|
| 203 | return toCopy;
|
---|
| 204 | }
|
---|
| 205 |
|
---|
| 206 | //------------------------------------------------------------------------------
|
---|
| 207 |
|
---|
| 208 | template <typename T, uint8_t type>
|
---|
| 209 | inline size_t MultiBuffer::getArray(size_t id, T* value,
|
---|
| 210 | size_t length, size_t offset) const
|
---|
| 211 | throw(InvalidIDException, TypeMismatchException)
|
---|
| 212 | {
|
---|
| 213 | const DataRef& dataRef = getDataRef(id, type);
|
---|
| 214 | finalize();
|
---|
| 215 |
|
---|
| 216 | size_t toCopy = dataRef.getCopyLength(length, offset);
|
---|
| 217 |
|
---|
| 218 | if (toCopy>0) {
|
---|
| 219 | memcpy( value, data + dataRef.dataOffset + offset * sizeof(T),
|
---|
| 220 | toCopy * sizeof(T) );
|
---|
| 221 | }
|
---|
| 222 |
|
---|
| 223 | return toCopy;
|
---|
| 224 | }
|
---|
| 225 |
|
---|
| 226 | //------------------------------------------------------------------------------
|
---|
| 227 |
|
---|
| 228 | template <typename T, uint8_t type>
|
---|
| 229 | inline const T* MultiBuffer::getArray(size_t id, size_t offset) const
|
---|
| 230 | throw(InvalidIDException, TypeMismatchException)
|
---|
| 231 | {
|
---|
| 232 | const DataRef& dataRef = getDataRef(id, type);
|
---|
| 233 | finalize();
|
---|
| 234 | return (offset<dataRef.length) ?
|
---|
| 235 | reinterpret_cast<const T*>(data + dataRef.dataOffset +
|
---|
| 236 | offset * sizeof(T)) : 0;
|
---|
| 237 | }
|
---|
| 238 |
|
---|
| 239 | //------------------------------------------------------------------------------
|
---|
| 240 |
|
---|
[22] | 241 | MultiBuffer::MultiBuffer(XPlane& xplane, uint8_t registerCommand,
|
---|
| 242 | uint8_t unregisterCommand) throw() :
|
---|
[19] | 243 | data(0),
|
---|
| 244 | xplane(xplane),
|
---|
[22] | 245 | registerCommand(registerCommand),
|
---|
| 246 | unregisterCommand(unregisterCommand),
|
---|
[19] | 247 | registeredID(-1)
|
---|
| 248 | {
|
---|
| 249 | }
|
---|
| 250 |
|
---|
| 251 | //------------------------------------------------------------------------------
|
---|
| 252 |
|
---|
[57] | 253 | MultiBuffer::~MultiBuffer() throw()
|
---|
[19] | 254 | {
|
---|
[57] | 255 | unregisterSafelyFromXPlane();
|
---|
[19] | 256 | delete[] data;
|
---|
| 257 | }
|
---|
| 258 |
|
---|
| 259 | //------------------------------------------------------------------------------
|
---|
| 260 |
|
---|
[66] | 261 | size_t MultiBuffer::addInt(const std::string& name) throw()
|
---|
[19] | 262 | {
|
---|
| 263 | unfinalize();
|
---|
| 264 | dataRefs.push_back(DataRef(name, Protocol::TYPE_INT, getLastDataRef()));
|
---|
| 265 | return dataRefs.size() - 1;
|
---|
| 266 | }
|
---|
| 267 |
|
---|
| 268 | //------------------------------------------------------------------------------
|
---|
| 269 |
|
---|
[66] | 270 | size_t MultiBuffer::addFloat(const std::string& name) throw()
|
---|
[19] | 271 | {
|
---|
| 272 | unfinalize();
|
---|
| 273 | dataRefs.push_back(DataRef(name, Protocol::TYPE_FLOAT, getLastDataRef()));
|
---|
| 274 | return dataRefs.size() - 1;
|
---|
| 275 | }
|
---|
| 276 |
|
---|
| 277 | //------------------------------------------------------------------------------
|
---|
| 278 |
|
---|
[66] | 279 | size_t MultiBuffer::addDouble(const std::string& name) throw()
|
---|
[19] | 280 | {
|
---|
| 281 | unfinalize();
|
---|
| 282 | dataRefs.push_back(DataRef(name, Protocol::TYPE_DOUBLE, getLastDataRef()));
|
---|
| 283 | return dataRefs.size() - 1;
|
---|
| 284 | }
|
---|
| 285 |
|
---|
| 286 | //------------------------------------------------------------------------------
|
---|
| 287 |
|
---|
[66] | 288 | size_t MultiBuffer::addFloatArray(const std::string& name, size_t length,
|
---|
[19] | 289 | size_t offset) throw()
|
---|
| 290 | {
|
---|
| 291 | unfinalize();
|
---|
| 292 | dataRefs.push_back(DataRef(name, Protocol::TYPE_FLOAT_ARRAY,
|
---|
| 293 | getLastDataRef(), length, offset));
|
---|
| 294 | return dataRefs.size() - 1;
|
---|
| 295 | }
|
---|
| 296 |
|
---|
| 297 | //------------------------------------------------------------------------------
|
---|
| 298 |
|
---|
[66] | 299 | size_t MultiBuffer::addIntArray(const std::string& name, size_t length,
|
---|
[19] | 300 | size_t offset) throw()
|
---|
| 301 | {
|
---|
| 302 | unfinalize();
|
---|
| 303 | dataRefs.push_back(DataRef(name, Protocol::TYPE_INT_ARRAY,
|
---|
| 304 | getLastDataRef(), length, offset));
|
---|
| 305 | return dataRefs.size() - 1;
|
---|
| 306 | }
|
---|
| 307 |
|
---|
| 308 | //------------------------------------------------------------------------------
|
---|
| 309 |
|
---|
[66] | 310 | size_t MultiBuffer::addByteArray(const std::string& name, size_t length,
|
---|
[19] | 311 | size_t offset) throw()
|
---|
| 312 | {
|
---|
| 313 | unfinalize();
|
---|
| 314 | dataRefs.push_back(DataRef(name, Protocol::TYPE_BYTE_ARRAY,
|
---|
| 315 | getLastDataRef(), length, offset));
|
---|
| 316 | return dataRefs.size() - 1;
|
---|
| 317 | }
|
---|
| 318 |
|
---|
| 319 | //------------------------------------------------------------------------------
|
---|
| 320 |
|
---|
| 321 | bool MultiBuffer::finalize() const
|
---|
| 322 | {
|
---|
| 323 | if (data==0 && !dataRefs.empty()) {
|
---|
| 324 | const DataRef* lastDataRef = getLastDataRef();
|
---|
| 325 | size_t dataSize = lastDataRef->dataOffset + lastDataRef->getSize();
|
---|
| 326 | data = new unsigned char[dataSize];
|
---|
| 327 | memset(data, 0, dataSize);
|
---|
| 328 | return true;
|
---|
| 329 | } else {
|
---|
| 330 | return data!=0;
|
---|
| 331 | }
|
---|
| 332 | }
|
---|
| 333 |
|
---|
| 334 | //------------------------------------------------------------------------------
|
---|
| 335 |
|
---|
| 336 | void MultiBuffer::registerInXPlane() throw(Exception)
|
---|
| 337 | {
|
---|
| 338 | if (finalize() && registeredID<0) {
|
---|
| 339 | xplane.checkStream();
|
---|
| 340 |
|
---|
[33] | 341 | writeSpec(registerCommand);
|
---|
[22] | 342 |
|
---|
[19] | 343 | uint32_t id = xplane.stream->readU32();
|
---|
| 344 | xplane.checkStream();
|
---|
| 345 |
|
---|
| 346 | registeredID = static_cast<int>(id);
|
---|
| 347 | }
|
---|
| 348 | }
|
---|
| 349 |
|
---|
| 350 | //------------------------------------------------------------------------------
|
---|
| 351 |
|
---|
| 352 | void MultiBuffer::unregisterFromXPlane() throw(Exception)
|
---|
| 353 | {
|
---|
| 354 | if (registeredID>=0) {
|
---|
| 355 | xplane.stream->writeU8(unregisterCommand);
|
---|
| 356 | xplane.stream->writeU32(static_cast<uint32_t>(registeredID));
|
---|
[21] | 357 | xplane.stream->flush();
|
---|
[19] | 358 | xplane.checkResult();
|
---|
| 359 | registeredID = -1;
|
---|
| 360 | }
|
---|
| 361 | }
|
---|
| 362 |
|
---|
| 363 | //------------------------------------------------------------------------------
|
---|
| 364 |
|
---|
[57] | 365 | bool MultiBuffer::unregisterSafelyFromXPlane() throw()
|
---|
| 366 | {
|
---|
| 367 | try {
|
---|
| 368 | unregisterFromXPlane();
|
---|
| 369 | return true;
|
---|
| 370 | } catch(...) {
|
---|
| 371 | registeredID = -1;
|
---|
| 372 | return false;
|
---|
| 373 | }
|
---|
| 374 | }
|
---|
| 375 |
|
---|
| 376 | //------------------------------------------------------------------------------
|
---|
| 377 |
|
---|
[19] | 378 | void MultiBuffer::execute() throw(Exception)
|
---|
| 379 | {
|
---|
| 380 | if (data==0 && registeredID>=0) {
|
---|
| 381 | unregisterFromXPlane();
|
---|
| 382 | registerInXPlane();
|
---|
| 383 | } else {
|
---|
| 384 | finalize();
|
---|
| 385 | }
|
---|
| 386 |
|
---|
| 387 | if (registeredID>=0) {
|
---|
| 388 | doExecute();
|
---|
| 389 | } else {
|
---|
| 390 | doExecuteUnregistered();
|
---|
| 391 | }
|
---|
| 392 | }
|
---|
| 393 |
|
---|
| 394 | //------------------------------------------------------------------------------
|
---|
| 395 |
|
---|
| 396 | void MultiBuffer::setInt(size_t id, int value)
|
---|
| 397 | throw(InvalidIDException, TypeMismatchException)
|
---|
| 398 | {
|
---|
| 399 | *reinterpret_cast<int32_t*>(getData(id, Protocol::TYPE_INT)) = value;
|
---|
| 400 | }
|
---|
| 401 |
|
---|
| 402 | //------------------------------------------------------------------------------
|
---|
| 403 |
|
---|
| 404 | int MultiBuffer::getInt(size_t id) const
|
---|
| 405 | throw(InvalidIDException, TypeMismatchException)
|
---|
| 406 | {
|
---|
| 407 | return *reinterpret_cast<const int32_t*>(getData(id, Protocol::TYPE_INT));
|
---|
| 408 | }
|
---|
| 409 |
|
---|
| 410 | //------------------------------------------------------------------------------
|
---|
| 411 |
|
---|
| 412 | const int32_t& MultiBuffer::getIntRef(size_t id) const
|
---|
| 413 | throw(InvalidIDException, TypeMismatchException)
|
---|
| 414 | {
|
---|
| 415 | return *reinterpret_cast<const int32_t*>(getData(id, Protocol::TYPE_INT));
|
---|
| 416 | }
|
---|
| 417 |
|
---|
| 418 | //------------------------------------------------------------------------------
|
---|
| 419 |
|
---|
| 420 | int32_t& MultiBuffer::getIntRef(size_t id)
|
---|
| 421 | throw(InvalidIDException, TypeMismatchException)
|
---|
| 422 | {
|
---|
| 423 | return *reinterpret_cast<int32_t*>(getData(id, Protocol::TYPE_INT));
|
---|
| 424 | }
|
---|
| 425 |
|
---|
| 426 | //------------------------------------------------------------------------------
|
---|
| 427 |
|
---|
| 428 | void MultiBuffer::setFloat(size_t id, float value)
|
---|
| 429 | throw(InvalidIDException, TypeMismatchException)
|
---|
| 430 | {
|
---|
| 431 | *reinterpret_cast<float*>(getData(id, Protocol::TYPE_FLOAT)) = value;
|
---|
| 432 | }
|
---|
| 433 |
|
---|
| 434 | //------------------------------------------------------------------------------
|
---|
| 435 |
|
---|
| 436 | float MultiBuffer::getFloat(size_t id) const
|
---|
| 437 | throw(InvalidIDException, TypeMismatchException)
|
---|
| 438 | {
|
---|
| 439 | return *reinterpret_cast<const float*>(getData(id, Protocol::TYPE_FLOAT));
|
---|
| 440 | }
|
---|
| 441 |
|
---|
| 442 | //------------------------------------------------------------------------------
|
---|
| 443 |
|
---|
| 444 | const float& MultiBuffer::getFloatRef(size_t id) const
|
---|
| 445 | throw(InvalidIDException, TypeMismatchException)
|
---|
| 446 | {
|
---|
| 447 | return *reinterpret_cast<const float*>(getData(id, Protocol::TYPE_FLOAT));
|
---|
| 448 | }
|
---|
| 449 |
|
---|
| 450 | //------------------------------------------------------------------------------
|
---|
| 451 |
|
---|
| 452 | float& MultiBuffer::getFloatRef(size_t id)
|
---|
| 453 | throw(InvalidIDException, TypeMismatchException)
|
---|
| 454 | {
|
---|
| 455 | return *reinterpret_cast<float*>(getData(id, Protocol::TYPE_FLOAT));
|
---|
| 456 | }
|
---|
| 457 |
|
---|
| 458 | //------------------------------------------------------------------------------
|
---|
| 459 |
|
---|
| 460 | void MultiBuffer::setDouble(size_t id, double value)
|
---|
| 461 | throw(InvalidIDException, TypeMismatchException)
|
---|
| 462 | {
|
---|
| 463 | *reinterpret_cast<double*>(getData(id, Protocol::TYPE_DOUBLE)) = value;
|
---|
| 464 | }
|
---|
| 465 |
|
---|
| 466 | //------------------------------------------------------------------------------
|
---|
| 467 |
|
---|
| 468 | double MultiBuffer::getDouble(size_t id) const
|
---|
| 469 | throw(InvalidIDException, TypeMismatchException)
|
---|
| 470 | {
|
---|
| 471 | return *reinterpret_cast<const double*>(getData(id, Protocol::TYPE_DOUBLE));
|
---|
| 472 | }
|
---|
| 473 |
|
---|
| 474 | //------------------------------------------------------------------------------
|
---|
| 475 |
|
---|
| 476 | const double& MultiBuffer::getDoubleRef(size_t id) const
|
---|
| 477 | throw(InvalidIDException, TypeMismatchException)
|
---|
| 478 | {
|
---|
| 479 | return *reinterpret_cast<const double*>(getData(id, Protocol::TYPE_DOUBLE));
|
---|
| 480 | }
|
---|
| 481 |
|
---|
| 482 | //------------------------------------------------------------------------------
|
---|
| 483 |
|
---|
| 484 | double& MultiBuffer::getDoubleRef(size_t id)
|
---|
| 485 | throw(InvalidIDException, TypeMismatchException)
|
---|
| 486 | {
|
---|
| 487 | return *reinterpret_cast<double*>(getData(id, Protocol::TYPE_DOUBLE));
|
---|
| 488 | }
|
---|
| 489 |
|
---|
| 490 | //------------------------------------------------------------------------------
|
---|
| 491 |
|
---|
| 492 | size_t MultiBuffer::setFloatArray(size_t id, const float* value,
|
---|
| 493 | size_t length, size_t offset)
|
---|
| 494 | throw(InvalidIDException, TypeMismatchException)
|
---|
| 495 | {
|
---|
| 496 | return setArray<float, Protocol::TYPE_FLOAT_ARRAY>(id, value, length, offset);
|
---|
| 497 | }
|
---|
| 498 |
|
---|
| 499 | //------------------------------------------------------------------------------
|
---|
| 500 |
|
---|
| 501 | size_t MultiBuffer::getFloatArray(size_t id, float* value,
|
---|
| 502 | size_t length, size_t offset) const
|
---|
| 503 | throw(InvalidIDException, TypeMismatchException)
|
---|
| 504 | {
|
---|
| 505 | return getArray<float, Protocol::TYPE_FLOAT_ARRAY>(id, value, length, offset);
|
---|
| 506 | }
|
---|
| 507 |
|
---|
| 508 | //------------------------------------------------------------------------------
|
---|
| 509 |
|
---|
| 510 | const float* MultiBuffer::getFloatArray(size_t id, size_t offset) const
|
---|
| 511 | throw(InvalidIDException, TypeMismatchException)
|
---|
| 512 | {
|
---|
| 513 | return getArray<float, Protocol::TYPE_FLOAT_ARRAY>(id, offset);
|
---|
| 514 | }
|
---|
| 515 |
|
---|
| 516 | //------------------------------------------------------------------------------
|
---|
| 517 |
|
---|
| 518 | size_t MultiBuffer::setIntArray(size_t id, const int32_t* value,
|
---|
| 519 | size_t length, size_t offset)
|
---|
| 520 | throw(InvalidIDException, TypeMismatchException)
|
---|
| 521 | {
|
---|
| 522 | return setArray<int32_t, Protocol::TYPE_INT_ARRAY>(id, value, length, offset);
|
---|
| 523 | }
|
---|
| 524 |
|
---|
| 525 | //------------------------------------------------------------------------------
|
---|
| 526 |
|
---|
| 527 | size_t MultiBuffer::getIntArray(size_t id, int32_t* value,
|
---|
| 528 | size_t length, size_t offset) const
|
---|
| 529 | throw(InvalidIDException, TypeMismatchException)
|
---|
| 530 | {
|
---|
| 531 | return getArray<int32_t, Protocol::TYPE_INT_ARRAY>(id, value, length, offset);
|
---|
| 532 | }
|
---|
| 533 |
|
---|
| 534 | //------------------------------------------------------------------------------
|
---|
| 535 |
|
---|
| 536 | const int32_t* MultiBuffer::getIntArray(size_t id, size_t offset) const
|
---|
| 537 | throw(InvalidIDException, TypeMismatchException)
|
---|
| 538 | {
|
---|
| 539 | return getArray<int32_t, Protocol::TYPE_INT_ARRAY>(id, offset);
|
---|
| 540 | }
|
---|
| 541 |
|
---|
| 542 | //------------------------------------------------------------------------------
|
---|
| 543 |
|
---|
| 544 | size_t MultiBuffer::setByteArray(size_t id, const uint8_t* value,
|
---|
| 545 | size_t length, size_t offset)
|
---|
| 546 | throw(InvalidIDException, TypeMismatchException)
|
---|
| 547 | {
|
---|
| 548 | return setArray<uint8_t, Protocol::TYPE_BYTE_ARRAY>(id, value, length, offset);
|
---|
| 549 | }
|
---|
| 550 |
|
---|
| 551 | //------------------------------------------------------------------------------
|
---|
| 552 |
|
---|
| 553 | size_t MultiBuffer::getByteArray(size_t id, uint8_t* value,
|
---|
| 554 | size_t length, size_t offset) const
|
---|
| 555 | throw(InvalidIDException, TypeMismatchException)
|
---|
| 556 | {
|
---|
| 557 | return getArray<uint8_t, Protocol::TYPE_BYTE_ARRAY>(id, value, length, offset);
|
---|
| 558 | }
|
---|
| 559 |
|
---|
| 560 | //------------------------------------------------------------------------------
|
---|
| 561 |
|
---|
| 562 | const uint8_t* MultiBuffer::getByteArray(size_t id, size_t offset) const
|
---|
| 563 | throw(InvalidIDException, TypeMismatchException)
|
---|
| 564 | {
|
---|
| 565 | return getArray<uint8_t, Protocol::TYPE_BYTE_ARRAY>(id, offset);
|
---|
| 566 | }
|
---|
| 567 |
|
---|
| 568 | //------------------------------------------------------------------------------
|
---|
| 569 |
|
---|
| 570 | size_t MultiBuffer::setString(size_t id, const string& value,
|
---|
| 571 | size_t offset)
|
---|
| 572 | throw(InvalidIDException, TypeMismatchException)
|
---|
| 573 | {
|
---|
| 574 | return setByteArray(id, reinterpret_cast<const uint8_t*>(value.c_str()),
|
---|
| 575 | value.length(), offset);
|
---|
| 576 | }
|
---|
| 577 |
|
---|
| 578 | //------------------------------------------------------------------------------
|
---|
| 579 |
|
---|
| 580 | string MultiBuffer::getString(size_t id, size_t offset) const
|
---|
| 581 | throw(InvalidIDException, TypeMismatchException)
|
---|
| 582 | {
|
---|
| 583 | const DataRef& dataRef = getDataRef(id, Protocol::TYPE_BYTE_ARRAY);
|
---|
| 584 | finalize();
|
---|
| 585 |
|
---|
| 586 | size_t toCopy = dataRef.getCopyLength(0, offset);
|
---|
| 587 | const uint8_t* str = data + dataRef.dataOffset + offset;
|
---|
| 588 |
|
---|
| 589 | size_t length = 0;
|
---|
| 590 | if (toCopy!=0) {
|
---|
| 591 | while(length<toCopy && str[length]!=0) ++length;
|
---|
| 592 | }
|
---|
| 593 |
|
---|
| 594 | return string(reinterpret_cast<const char*>(str), length);
|
---|
| 595 | }
|
---|
| 596 |
|
---|
| 597 | //------------------------------------------------------------------------------
|
---|
| 598 |
|
---|
| 599 | const char* MultiBuffer::getStringPtr(size_t id, size_t offset) const
|
---|
| 600 | throw(InvalidIDException, TypeMismatchException)
|
---|
| 601 | {
|
---|
| 602 | return reinterpret_cast<const char*>(getByteArray(id, offset));
|
---|
| 603 | }
|
---|
| 604 |
|
---|
| 605 | //------------------------------------------------------------------------------
|
---|
| 606 |
|
---|
[33] | 607 | void MultiBuffer::writeSpec(uint8_t command) const throw(Exception)
|
---|
| 608 | {
|
---|
| 609 | xplane.stream->writeU8(command);
|
---|
| 610 | xplane.stream->writeU32(dataRefs.size());
|
---|
| 611 |
|
---|
| 612 | for(vector<DataRef>::const_iterator i = dataRefs.begin();
|
---|
| 613 | i!=dataRefs.end(); ++i)
|
---|
| 614 | {
|
---|
| 615 | const DataRef& dataRef = *i;
|
---|
| 616 | xplane.stream->writeString(dataRef.name);
|
---|
| 617 | xplane.stream->writeU8(dataRef.type);
|
---|
| 618 | if (dataRef.isArray()) {
|
---|
| 619 | xplane.stream->writeS32(dataRef.length);
|
---|
| 620 | xplane.stream->writeS32(dataRef.offset);
|
---|
| 621 | }
|
---|
| 622 | }
|
---|
| 623 |
|
---|
| 624 | xplane.stream->flush();
|
---|
[40] | 625 | xplane.checkResult(true);
|
---|
[33] | 626 | }
|
---|
| 627 |
|
---|
| 628 | //------------------------------------------------------------------------------
|
---|
| 629 |
|
---|
[57] | 630 | void MultiBuffer::reregisterInXPlane() throw(Exception)
|
---|
| 631 | {
|
---|
| 632 | if (registeredID>=0) {
|
---|
| 633 | int origRegisteredID = registeredID;
|
---|
| 634 | try {
|
---|
| 635 | registeredID = -1;
|
---|
| 636 | registerInXPlane();
|
---|
| 637 | } catch(...) {
|
---|
| 638 | registeredID = origRegisteredID;
|
---|
| 639 | throw;
|
---|
| 640 | }
|
---|
| 641 | }
|
---|
| 642 | }
|
---|
| 643 |
|
---|
| 644 | //------------------------------------------------------------------------------
|
---|
| 645 |
|
---|
[19] | 646 | // Local Variables:
|
---|
| 647 | // mode: C++
|
---|
| 648 | // c-basic-offset: 4
|
---|
| 649 | // indent-tabs-mode: nil
|
---|
| 650 | // End:
|
---|