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Diffstat (limited to 'src/tools.cpp')
| -rw-r--r-- | src/tools.cpp | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/src/tools.cpp b/src/tools.cpp new file mode 100644 index 0000000..ec8863b --- /dev/null +++ b/src/tools.cpp @@ -0,0 +1,54 @@ +/* + tools.cpp + Copyright (C) 2022 Richard Knight + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 3 of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with this program; if not, write to the Free Software Foundation, + Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + + */ + +#include <plugin.h> + +STRINGDAT* arrayInit(csnd::Csound* csound, ARRAYDAT* array, int rows, int cols) { + int totalResults = rows * cols; + size_t totalAllocated; + + if (array->data == NULL) { + array->sizes = (int32_t*) csound->calloc(sizeof(int32_t) * 2); + array->sizes[0] = rows; + array->sizes[1] = cols; + array->dimensions = 2; + CS_VARIABLE *var = array->arrayType->createVariable(csound->get_csound(), NULL); + array->arrayMemberSize = var->memBlockSize; + totalAllocated = array->arrayMemberSize * totalResults; + array->data = (MYFLT*) csound->calloc(totalAllocated); + } else if ((totalAllocated = array->arrayMemberSize * totalResults) > array->allocated) { + array->data = (MYFLT*) csound->realloc(array->data, totalAllocated); + memset((char*)(array->data)+array->allocated, '\0', totalAllocated - array->allocated); + array->allocated = totalAllocated; + } + + // convenience return to be used if it is a string array + return (STRINGDAT*) array->data; +} + + +void insertArrayStringItem(csnd::Csound* csound, STRINGDAT* strings, int index, char* item) { + strings[index].size = strlen(item) + 1; + if (strings[index].data != NULL) { + csound->free(strings[index].data); + } + strings[index].data = csound->strdup(item); +}
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