| 275 | } |
| 276 | |
| 277 | static PyObject* PyGetItemElement( PyObject* self, PyObject* args ) |
| 278 | { |
| 279 | Tr2RuntimeInstanceData* pThis = BluePythonCast<Tr2RuntimeInstanceData*>( self ); |
| 280 | |
| 281 | unsigned index, elementIndex; |
| 282 | if( !PyArg_ParseTuple( args, "II", &index, &elementIndex ) ) |
| 283 | { |
| 284 | return nullptr; |
| 285 | } |
| 286 | |
| 287 | if( pThis->GetCount() <= index ) |
| 288 | { |
| 289 | PyErr_SetString( PyExc_IndexError, "index out of range" ); |
| 290 | return nullptr; |
| 291 | } |
| 292 | |
| 293 | const Tr2VertexDefinition& def = pThis->GetLayout(); |
| 294 | if( def.m_items.empty() ) |
| 295 | { |
| 296 | PyErr_SetString( PyExc_RuntimeError, "No layout set for runtime data" ); |
| 297 | return nullptr; |
| 298 | } |
| 299 | |
| 300 | if( elementIndex >= def.m_items.size() ) |
| 301 | { |
| 302 | PyErr_SetString( PyExc_IndexError, "elementIndex out of range" ); |
| 303 | return nullptr; |
| 304 | } |
| 305 | |
| 306 | const float* data = reinterpret_cast<const float*>( reinterpret_cast<const char*>( pThis->GetData() ) + pThis->GetStride() * index + def.m_items[elementIndex].m_offset ); |
| 307 | |
| 308 | unsigned size = def.GetDataTypeSizeInMembers( def.m_items[elementIndex].m_dataType ); |
| 309 | if( size == 1 ) |
| 310 | { |
| 311 | return PyFloat_FromDouble( *data++ ); |
| 312 | } |
| 313 | else |
| 314 | { |
| 315 | PyObject* element = PyTuple_New( size ); |
| 316 | for( unsigned k = 0; k < size; ++k ) |
| 317 | { |
| 318 | PyTuple_SET_ITEM( element, k, PyFloat_FromDouble( *data++ ) ); |
| 319 | } |
| 320 | return element; |
| 321 | } |
| 322 | } |
| 323 | |
| 324 | static PyObject* PySetItemElement( PyObject* self, PyObject* args ) |
| 325 | { |