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PyAPI: expose matrix parsing function

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This commit is contained in:
Campbell Barton
2017-08-19 21:36:50 +10:00
parent 4d428d14af
commit 1cc4033df8
3 changed files with 74 additions and 32 deletions
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34
source/blender/python/intern/gpu_offscreen.c
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@@ -144,36 +144,6 @@ static PyObject *pygpu_offscreen_unbind(BPy_GPUOffScreen *self, PyObject *args,
Py_RETURN_NONE;
}
/**
* Use with PyArg_ParseTuple's "O&" formatting.
*/
static int pygpu_offscreen_check_matrix(PyObject *o, void *p)
{
MatrixObject **pymat_p = p;
MatrixObject *pymat = (MatrixObject *)o;
if (!MatrixObject_Check(pymat)) {
PyErr_Format(PyExc_TypeError,
"expected a mathutils.Matrix, not a %.200s",
Py_TYPE(o)->tp_name);
return 0;
}
if (BaseMath_ReadCallback(pymat) == -1) {
return 0;
}
if ((pymat->num_col != 4) ||
(pymat->num_row != 4))
{
PyErr_SetString(PyExc_ValueError, "matrix must be 4x4");
return 0;
}
*pymat_p = pymat;
return 1;
}
PyDoc_STRVAR(pygpu_offscreen_draw_view3d_doc,
"draw_view3d(scene, view3d, region, modelview_matrix, projection_matrix)\n"
"\n"
@@ -209,8 +179,8 @@ static PyObject *pygpu_offscreen_draw_view3d(BPy_GPUOffScreen *self, PyObject *a
if (!PyArg_ParseTupleAndKeywords(
args, kwds, "OOOO&O&:draw_view3d", (char **)(kwlist),
&py_scene, &py_view3d, &py_region,
pygpu_offscreen_check_matrix, &py_mat_projection,
pygpu_offscreen_check_matrix, &py_mat_modelview) ||
Matrix_Parse4x4, &py_mat_projection,
Matrix_Parse4x4, &py_mat_modelview) ||
(!(scene = PyC_RNA_AsPointer(py_scene, "Scene")) ||
!(v3d = PyC_RNA_AsPointer(py_view3d, "SpaceView3D")) ||
!(ar = PyC_RNA_AsPointer(py_region, "Region"))))