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recent matrix row/col swap broke matrix assignment in the BGE, fix provided by Andrew Hale

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This commit is contained in:
Campbell Barton 2011-12-23 00:51:54 +00:00
parent cb61a71ff6
commit 3cce96320e
1 changed files with 38 additions and 11 deletions
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49
source/gameengine/Ketsji/KX_PyMath.h
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@ -65,32 +65,59 @@ bool PyMatTo(PyObject* pymat, T& mat)
{
bool noerror = true;
mat.setIdentity();
#ifdef USE_MATHUTILS
if (MatrixObject_Check(pymat))
{
MatrixObject *pymatrix = (MatrixObject *)pymat;
if (BaseMath_ReadCallback(pymatrix) == -1)
return false;
if (pymatrix->num_col != Size(mat) || pymatrix->num_row != Size(mat))
return false;
for (unsigned int row = 0; row < Size(mat); row++)
{
for (unsigned int col = 0; col < Size(mat); col++)
{
mat[row][col] = *(pymatrix->matrix + col * pymatrix->num_row + row);
}
}
}
else
#endif /* USE_MATHUTILS */
if (PySequence_Check(pymat))
{
unsigned int cols = PySequence_Size(pymat);
if (cols != Size(mat))
unsigned int rows = PySequence_Size(pymat);
if (rows != Size(mat))
return false;
for (unsigned int x = 0; noerror && x < cols; x++)
for (unsigned int row = 0; noerror && row < rows; row++)
{
PyObject *pycol = PySequence_GetItem(pymat, x); /* new ref */
if (!PyErr_Occurred() && PySequence_Check(pycol))
PyObject *pyrow = PySequence_GetItem(pymat, row); /* new ref */
if (!PyErr_Occurred() && PySequence_Check(pyrow))
{
unsigned int rows = PySequence_Size(pycol);
if (rows != Size(mat))
unsigned int cols = PySequence_Size(pyrow);
if (cols != Size(mat))
noerror = false;
else
{
for( unsigned int y = 0; y < rows; y++)
for( unsigned int col = 0; col < cols; col++)
{
PyObject *item = PySequence_GetItem(pycol, y); /* new ref */
mat[y][x] = PyFloat_AsDouble(item);
PyObject *item = PySequence_GetItem(pyrow, col); /* new ref */
mat[row][col] = PyFloat_AsDouble(item);
Py_DECREF(item);
}
}
} else
noerror = false;
Py_DECREF(pycol);
Py_DECREF(pyrow);
}
} else
noerror = false;