[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [42854] trunk/blender: minor edits to cycles c/python module

Campbell Barton ideasman42 at gmail.com
Sat Dec 24 03:47:22 CET 2011


Revision: 42854
          http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=42854
Author:   campbellbarton
Date:     2011-12-24 02:47:13 +0000 (Sat, 24 Dec 2011)
Log Message:
-----------
minor edits to cycles c/python module

- rename 'bcycles' --> '_cycles', since this is the python convention when a py module uses a C module internally.
- use macros for returning None
- make with_osl an attribute rather then a function.
- changes methods METH_VARARGS --> METH_O when single args are used.

Modified Paths:
--------------
    trunk/blender/intern/cycles/blender/addon/engine.py
    trunk/blender/intern/cycles/blender/blender_python.cpp
    trunk/blender/source/blender/python/intern/bpy_interface.c

Modified: trunk/blender/intern/cycles/blender/addon/engine.py
===================================================================
--- trunk/blender/intern/cycles/blender/addon/engine.py	2011-12-24 02:37:42 UTC (rev 42853)
+++ trunk/blender/intern/cycles/blender/addon/engine.py	2011-12-24 02:47:13 UTC (rev 42854)
@@ -22,17 +22,17 @@
 
 
 def init():
-    import bcycles
+    import _cycles
     import os.path
 
     path = os.path.dirname(__file__)
     user_path = os.path.dirname(os.path.abspath(bpy.utils.user_resource('CONFIG', '')))
 
-    bcycles.init(path, user_path)
+    _cycles.init(path, user_path)
 
 
 def create(engine, data, scene, region=0, v3d=0, rv3d=0):
-    import bcycles
+    import _cycles
 
     data = data.as_pointer()
     scene = scene.as_pointer()
@@ -43,42 +43,42 @@
     if rv3d:
         rv3d = rv3d.as_pointer()
 
-    engine.session = bcycles.create(engine.as_pointer(), data, scene, region, v3d, rv3d)
+    engine.session = _cycles.create(engine.as_pointer(), data, scene, region, v3d, rv3d)
 
 
 def free(engine):
     if hasattr(engine, "session"):
         if engine.session:
-            import bcycles
-            bcycles.free(engine.session)
+            import _cycles
+            _cycles.free(engine.session)
         del engine.session
 
 
 def render(engine):
-    import bcycles
+    import _cycles
     if hasattr(engine, "session"):
-        bcycles.render(engine.session)
+        _cycles.render(engine.session)
 
 
 def update(engine, data, scene):
-    import bcycles
-    bcycles.sync(engine.session)
+    import _cycles
+    _cycles.sync(engine.session)
 
 
 def draw(engine, region, v3d, rv3d):
-    import bcycles
+    import _cycles
     v3d = v3d.as_pointer()
     rv3d = rv3d.as_pointer()
 
     # draw render image
-    bcycles.draw(engine.session, v3d, rv3d)
+    _cycles.draw(engine.session, v3d, rv3d)
 
 
 def available_devices():
-    import bcycles
-    return bcycles.available_devices()
+    import _cycles
+    return _cycles.available_devices()
 
 
 def with_osl():
-    import bcycles
-    return bcycles.with_osl()
+    import _cycles
+    return _cycles.with_osl

Modified: trunk/blender/intern/cycles/blender/blender_python.cpp
===================================================================
--- trunk/blender/intern/cycles/blender/blender_python.cpp	2011-12-24 02:37:42 UTC (rev 42853)
+++ trunk/blender/intern/cycles/blender/blender_python.cpp	2011-12-24 02:47:13 UTC (rev 42854)
@@ -35,8 +35,7 @@
 	
 	path_init(path, user_path);
 
-	Py_INCREF(Py_None);
-	return Py_None;
+	Py_RETURN_NONE;
 }
 
 static PyObject *create_func(PyObject *self, PyObject *args)
@@ -89,35 +88,23 @@
 	return PyLong_FromVoidPtr(session);
 }
 
-static PyObject *free_func(PyObject *self, PyObject *args)
+static PyObject *free_func(PyObject *self, PyObject *value)
 {
-	PyObject *pysession;
+	delete (BlenderSession*)PyLong_AsVoidPtr(value);
 
-	if(!PyArg_ParseTuple(args, "O", &pysession))
-		return NULL;
-
-	delete (BlenderSession*)PyLong_AsVoidPtr(pysession);
-
-	Py_INCREF(Py_None);
-	return Py_None;
+	Py_RETURN_NONE;
 }
 
-static PyObject *render_func(PyObject *self, PyObject *args)
+static PyObject *render_func(PyObject *self, PyObject *value)
 {
-	PyObject *pysession;
-
-	if(!PyArg_ParseTuple(args, "O", &pysession))
-		return NULL;
-	
 	Py_BEGIN_ALLOW_THREADS
 
-	BlenderSession *session = (BlenderSession*)PyLong_AsVoidPtr(pysession);
+	BlenderSession *session = (BlenderSession*)PyLong_AsVoidPtr(value);
 	session->render();
 
 	Py_END_ALLOW_THREADS
 
-	Py_INCREF(Py_None);
-	return Py_None;
+	Py_RETURN_NONE;
 }
 
 static PyObject *draw_func(PyObject *self, PyObject *args)
@@ -137,22 +124,15 @@
 		session->draw(viewport[2], viewport[3]);
 	}
 
-	Py_INCREF(Py_None);
-	return Py_None;
+	Py_RETURN_NONE;
 }
 
-static PyObject *sync_func(PyObject *self, PyObject *args)
+static PyObject *sync_func(PyObject *self, PyObject *value)
 {
-	PyObject *pysession;
-
-	if(!PyArg_ParseTuple(args, "O", &pysession))
-		return NULL;
-
-	BlenderSession *session = (BlenderSession*)PyLong_AsVoidPtr(pysession);
+	BlenderSession *session = (BlenderSession*)PyLong_AsVoidPtr(value);
 	session->synchronize();
 
-	Py_INCREF(Py_None);
-	return Py_None;
+	Py_RETURN_NONE;
 }
 
 static PyObject *available_devices_func(PyObject *self, PyObject *args)
@@ -163,38 +143,26 @@
 
 	for(size_t i = 0; i < types.size(); i++) {
 		string name = Device::string_from_type(types[i]);
-		PyTuple_SetItem(ret, i, PyUnicode_FromString(name.c_str()));
+		PyTuple_SET_ITEM(ret, i, PyUnicode_FromString(name.c_str()));
 	}
 
 	return ret;
 }
 
-static PyObject *with_osl_func(PyObject *self, PyObject *args)
-{
-#ifdef WITH_OSL
-	PyObject *ret = Py_True;
-#else
-	PyObject *ret = Py_False;
-#endif
-
-	return Py_INCREF(ret), ret;
-}
-
 static PyMethodDef methods[] = {
 	{"init", init_func, METH_VARARGS, ""},
 	{"create", create_func, METH_VARARGS, ""},
-	{"free", free_func, METH_VARARGS, ""},
-	{"render", render_func, METH_VARARGS, ""},
+	{"free", free_func, METH_O, ""},
+	{"render", render_func, METH_O, ""},
 	{"draw", draw_func, METH_VARARGS, ""},
-	{"sync", sync_func, METH_VARARGS, ""},
+	{"sync", sync_func, METH_O, ""},
 	{"available_devices", available_devices_func, METH_NOARGS, ""},
-	{"with_osl", with_osl_func, METH_NOARGS, ""},
 	{NULL, NULL, 0, NULL},
 };
 
 static struct PyModuleDef module = {
 	PyModuleDef_HEAD_INIT,
-	"bcycles",
+	"_cycles",
 	"Blender cycles render integration",
 	-1,
 	methods,
@@ -207,6 +175,16 @@
 
 PyObject *CYCLES_initPython()
 {
-	return PyModule_Create(&ccl::module);
+	PyObject *mod= PyModule_Create(&ccl::module);
+
+#ifdef WITH_OSL
+	PyModule_AddObject(mod, "with_osl", Py_True);
+	Py_INCREF(Py_True);
+#else
+	PyModule_AddObject(mod, "with_osl", Py_False);
+	Py_INCREF(Py_False);
+#endif
+
+	return mod;
 }
 

Modified: trunk/blender/source/blender/python/intern/bpy_interface.c
===================================================================
--- trunk/blender/source/blender/python/intern/bpy_interface.c	2011-12-24 02:37:42 UTC (rev 42853)
+++ trunk/blender/source/blender/python/intern/bpy_interface.c	2011-12-24 02:47:13 UTC (rev 42854)
@@ -189,7 +189,7 @@
 	{(char *)"aud", AUD_initPython},
 #endif
 #ifdef WITH_CYCLES
-	{(char *)"bcycles", CYCLES_initPython},
+	{(char *)"_cycles", CYCLES_initPython},
 #endif
 	{(char *)"gpu", GPU_initPython},
 	{NULL, NULL}




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