From 217bbb7800679899302ddb058f9ceea1d00c7ce1 Mon Sep 17 00:00:00 2001
From: Campbell Barton <ideasman42@gmail.com>
Date: Mon, 20 Apr 2009 23:17:52 +0000
Subject: BGE Python API Separate getting a normal attribute and getting
 __dict__, was having to do too a check for __dict__ on each class (multiple
 times per getattro call from python) when its not used that often.

---
 source/gameengine/Expressions/ListValue.cpp    |  4 ++++
 source/gameengine/Expressions/ListValue.h      |  1 +
 source/gameengine/Expressions/PyObjectPlus.cpp | 15 +++++++++++----
 source/gameengine/Expressions/PyObjectPlus.h   | 11 ++++-------
 source/gameengine/Expressions/Value.cpp        |  4 ++++
 source/gameengine/Expressions/Value.h          |  1 +
 6 files changed, 25 insertions(+), 11 deletions(-)

(limited to 'source/gameengine/Expressions')

diff --git a/source/gameengine/Expressions/ListValue.cpp b/source/gameengine/Expressions/ListValue.cpp
index dd9b296dce1..7c31a29f4ac 100644
--- a/source/gameengine/Expressions/ListValue.cpp
+++ b/source/gameengine/Expressions/ListValue.cpp
@@ -273,6 +273,10 @@ PyObject* CListValue::py_getattro(PyObject* attr) {
 	py_getattro_up(CValue);
 }
 
+PyObject* CListValue::py_getattro_dict() {
+	py_getattro_dict_up(CValue);
+}
+
 
 //////////////////////////////////////////////////////////////////////
 // Construction/Destruction
diff --git a/source/gameengine/Expressions/ListValue.h b/source/gameengine/Expressions/ListValue.h
index 2af5a330c43..3d88b5aea9c 100644
--- a/source/gameengine/Expressions/ListValue.h
+++ b/source/gameengine/Expressions/ListValue.h
@@ -60,6 +60,7 @@ public:
 	bool CheckEqual(CValue* first,CValue* second);
 
 	virtual PyObject* py_getattro(PyObject* attr);
+	virtual PyObject* py_getattro_dict();
 	virtual PyObject* py_repr(void) {
 		PyObject *py_proxy= this->GetProxy();
 		PyObject *py_list= PySequence_List(py_proxy);
diff --git a/source/gameengine/Expressions/PyObjectPlus.cpp b/source/gameengine/Expressions/PyObjectPlus.cpp
index 6cfa14ddc80..c4daaff2dd1 100644
--- a/source/gameengine/Expressions/PyObjectPlus.cpp
+++ b/source/gameengine/Expressions/PyObjectPlus.cpp
@@ -143,7 +143,13 @@ PyObject *PyObjectPlus::py_base_getattro(PyObject * self, PyObject *attr)
 		PyErr_SetString(PyExc_RuntimeError, BGE_PROXY_ERROR_MSG);
 		return NULL;
 	}
-	return self_plus->py_getattro(attr); 
+	
+	PyObject *ret= self_plus->py_getattro(attr);
+	
+	if(ret==NULL && (strcmp(PyString_AsString(attr), "__dict__")==0))
+		ret= self_plus->py_getattro_dict();
+	
+	return ret;
 }
 
 /* This should be the entry in Type since it takes the C++ class from PyObjectPlus_Proxy */
@@ -177,9 +183,6 @@ PyObject *PyObjectPlus::py_getattro(PyObject* attr)
 {
 	PyObject *descr = PyDict_GetItem(Type.tp_dict, attr); \
 	if (descr == NULL) {
-		if (strcmp(PyString_AsString(attr), "__dict__")==0) {
-			return py_getattr_dict(NULL, Type.tp_dict); /* no Attributes yet */
-		}
 		PyErr_Format(PyExc_AttributeError, "attribute \"%s\" not found", PyString_AsString(attr));
 		return NULL;
 	} else {
@@ -196,6 +199,10 @@ PyObject *PyObjectPlus::py_getattro(PyObject* attr)
 	}
 }
 
+PyObject* PyObjectPlus::py_getattro_dict() {
+	return py_getattr_dict(NULL, Type.tp_dict);
+}
+
 int PyObjectPlus::py_delattro(PyObject* attr)
 {
 	PyErr_SetString(PyExc_AttributeError, "attribute cant be deleted");
diff --git a/source/gameengine/Expressions/PyObjectPlus.h b/source/gameengine/Expressions/PyObjectPlus.h
index 370717a919b..b0ddfa04e32 100644
--- a/source/gameengine/Expressions/PyObjectPlus.h
+++ b/source/gameengine/Expressions/PyObjectPlus.h
@@ -130,16 +130,12 @@ typedef struct {
 		} \
 	} else { \
 		PyErr_Clear(); \
-		PyObject *rvalue= Parent::py_getattro(attr); \
-		 \
-		if (strcmp(PyString_AsString(attr), "__dict__")==0) { \
-			return py_getattr_dict(rvalue, Type.tp_dict); \
-		} \
-		 \
-		return rvalue; \
+		return Parent::py_getattro(attr); \
 	} \
 	return NULL;
 
+#define py_getattro_dict_up(Parent) \
+	return py_getattr_dict(Parent::py_getattro_dict(), Type.tp_dict);
 
 /*
  * nonzero values are an error for setattr
@@ -434,6 +430,7 @@ public:
 	/* These are all virtual python methods that are defined in each class
 	 * Our own fake subclassing calls these on each class, then calls the parent */
 	virtual PyObject*		py_getattro(PyObject *attr);
+	virtual PyObject*		py_getattro_dict();
 	virtual int			py_delattro(PyObject *attr);
 	virtual int			py_setattro(PyObject *attr, PyObject *value);
 	virtual PyObject*		py_repr(void);
diff --git a/source/gameengine/Expressions/Value.cpp b/source/gameengine/Expressions/Value.cpp
index 7cb97909119..106bd1256a6 100644
--- a/source/gameengine/Expressions/Value.cpp
+++ b/source/gameengine/Expressions/Value.cpp
@@ -612,6 +612,10 @@ PyObject*	CValue::py_getattro(PyObject *attr)
 	py_getattro_up(PyObjectPlus);
 }
 
+PyObject* CValue::py_getattro_dict() {
+	py_getattro_dict_up(PyObjectPlus);
+}
+
 CValue* CValue::ConvertPythonToValue(PyObject* pyobj)
 {
 
diff --git a/source/gameengine/Expressions/Value.h b/source/gameengine/Expressions/Value.h
index a687e1a493c..88186fa95c0 100644
--- a/source/gameengine/Expressions/Value.h
+++ b/source/gameengine/Expressions/Value.h
@@ -225,6 +225,7 @@ public:
 
 
 	virtual PyObject*			py_getattro(PyObject *attr);
+	virtual PyObject*			py_getattro_dict();
 	virtual PyObject*	ConvertValueToPython() {
 		return NULL;
 	}
-- 
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