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fix for own recent error, [#24695] column_vector_multiplication call writes past end of array

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was setting the vector array out of bounds with vec*=matrix, where the vector wasnt size 4.
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Campbell Barton
2010-11-14 07:42:14 +00:00
parent 6a49aca153
commit 4a3e00488d
1 changed files with 4 additions and 1 deletions
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5
source/blender/python/generic/mathutils_vector.c
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@@ -1145,11 +1145,14 @@ static PyObject *Vector_imul(PyObject * v1, PyObject * v2)
/* only support vec*=float and vec*=mat
vec*=vec result is a float so that wont work */
if (MatrixObject_Check(v2)) {
float rvec[MAX_DIMENSIONS];
if(!BaseMath_ReadCallback((MatrixObject *)v2))
return NULL;
if(column_vector_multiplication(vec->vec, vec, (MatrixObject*)v2) == -1)
if(column_vector_multiplication(rvec, vec, (MatrixObject*)v2) == -1)
return NULL;
memcpy(vec->vec, rvec, sizeof(float) * vec->size);
}
else if (QuaternionObject_Check(v2)) {
/* VEC *= QUAT */