Fix T59773: Raise exception if the gpu module is used in backgound mode.

Instead of crashing, an error message is displayed if a function of the gpu module is called without a GPU context.

Reviewers: brecht, campbellbarton, JacquesLucke, mont29

Subscribers: abdelmatinboulbayam, amir.shehata

Differential Revision: https://developer.blender.org/D4143

1 files changed, 34 insertions, 0 deletions

diff --git a/source/blender/python/gpu/gpu_py.h b/source/blender/python/gpu/gpu_py.h
new file mode 100644
index 00000000000..d3ee7b56def
--- /dev/null
+++ b/source/blender/python/gpu/gpu_py.h
@@ -0,0 +1,34 @@
+/*
+ * ***** BEGIN GPL LICENSE BLOCK *****
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU 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.
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+/** \file blender/python/gpu/gpu_py_api.h
+ *  \ingroup bpygpu
+ */
+
+#ifndef __GPU_PY_H__
+#define __GPU_PY_H__
+
+bool bpygpu_is_initialized(void);
+
+int bpygpu_ParsePrimType(PyObject *o, void *p);
+
+PyObject *BPyInit_gpu(void);
+
+#endif  /* __GPU_PY_H__ */