Minor Fixes:

Better use of booleans for python
#include fixes for Windows
Python Doc fixes
Use the farthest vertex as the face position when z sorting faces. (Camera is on -z axis!)

14 files changed, 196 insertions, 130 deletions

diff --git a/source/gameengine/GameLogic/SCA_ILogicBrick.cpp b/source/gameengine/GameLogic/SCA_ILogicBrick.cpp
index 422f6d9cf0d..1780458ba45 100644
--- a/source/gameengine/GameLogic/SCA_ILogicBrick.cpp
+++ b/source/gameengine/GameLogic/SCA_ILogicBrick.cpp
@@ -309,12 +309,9 @@ PyObject* SCA_ILogicBrick::PyGetExecutePriority(PyObject* self,
 /* Conversions for making life better. */
 bool SCA_ILogicBrick::PyArgToBool(int boolArg)
 {
-	if (boolArg == KX_TRUE) {
+	if (boolArg) {
 		return true;
-	} else if (boolArg == KX_FALSE){
-		return false;
 	} else {
-		; /* error: bad conversion: how to catch this? */
 		return false;
 	}
 }
diff --git a/source/gameengine/GameLogic/SCA_RandomActuator.cpp b/source/gameengine/GameLogic/SCA_RandomActuator.cpp
index d483f400064..b4a28291e66 100644
--- a/source/gameengine/GameLogic/SCA_RandomActuator.cpp
+++ b/source/gameengine/GameLogic/SCA_RandomActuator.cpp
@@ -464,7 +464,7 @@ PyObject* SCA_RandomActuator::PySetBoolConst(PyObject* self,
 	}
 	
 	m_distribution = KX_RANDOMACT_BOOL_CONST;
-	if (paraArg == KX_TRUE) {
+	if (paraArg) {
 		m_parameter1 = 1;
 	}
 	
diff --git a/source/gameengine/GamePlayer/common/GPC_PolygonMaterial.cpp b/source/gameengine/GamePlayer/common/GPC_PolygonMaterial.cpp
index 472d921dbe9..c4715c5f060 100644
--- a/source/gameengine/GamePlayer/common/GPC_PolygonMaterial.cpp
+++ b/source/gameengine/GamePlayer/common/GPC_PolygonMaterial.cpp
@@ -34,6 +34,19 @@
 #include <config.h>
 #endif
 
+#ifdef WIN32
+#include <windows.h>
+#endif // WIN32
+#ifdef __APPLE__
+#include <OpenGL/gl.h>
+#include <OpenGL/glu.h>
+#else
+#include <GL/gl.h>
+#include <GL/glu.h>
+#endif
+
+
+
 #include "GPC_PolygonMaterial.h"
 #include "MT_Vector3.h"
 #include "RAS_IRasterizer.h"
@@ -66,17 +79,6 @@
 #include "IMB_imbuf_types.h"
 /* end of blender include block */
 
-#ifdef WIN32
-#include <windows.h>
-#endif // WIN32
-#ifdef __APPLE__
-#include <OpenGL/gl.h>
-#include <OpenGL/glu.h>
-#else
-#include <GL/gl.h>
-#include <GL/glu.h>
-#endif
-
 static Image *fCurpage=0;
 static int fCurtile=0, fCurmode=0, fCurTileXRep=0, fCurTileYRep=0;
 static short fTexWindx, fTexWindy, fTexWinsx, fTexWinsy;
diff --git a/source/gameengine/GamePlayer/ghost/GPG_Application.cpp b/source/gameengine/GamePlayer/ghost/GPG_Application.cpp
index 868f9f1ea40..48859392b54 100644
--- a/source/gameengine/GamePlayer/ghost/GPG_Application.cpp
+++ b/source/gameengine/GamePlayer/ghost/GPG_Application.cpp
@@ -37,6 +37,15 @@
 
 #ifdef WIN32
 	#pragma warning (disable:4786) // suppress stl-MSVC debug info warning
+	#include <windows.h>
+#endif
+
+#ifdef __APPLE__
+#include <OpenGL/gl.h>
+#include <OpenGL/glu.h>
+#else
+#include <GL/gl.h>
+#include <GL/glu.h>
 #endif
 
 #include "GPG_Application.h"
diff --git a/source/gameengine/Ketsji/KX_Scene.h b/source/gameengine/Ketsji/KX_Scene.h
index c32cd4182aa..1df126ce1b0 100644
--- a/source/gameengine/Ketsji/KX_Scene.h
+++ b/source/gameengine/Ketsji/KX_Scene.h
@@ -57,38 +57,38 @@
 struct SM_MaterialProps;
 struct SM_ShapeProps;
 
+class GEN_HashedPtr;
 class CListValue;
-class RAS_BucketManager;
-class KX_Camera;
+class CValue;
 class SCA_LogicManager;
 class SCA_KeyboardManager;
 class SCA_TimeEventManager;
 class SCA_MouseManager;
-class KX_WorldInfo;
+class SCA_ISystem;
+class SCA_IInputDevice;
 class SND_Scene;
 class SND_IAudioDevice;
 class NG_NetworkDeviceInterface;
 class NG_NetworkScene;
+class SG_IObject;
 class SG_Node;
 class SG_Tree;
+class KX_WorldInfo;
 class KX_Camera;
-class GEN_HashedPtr;
 class KX_GameObject;
-class SCA_ISystem;
-class SCA_IInputDevice;
+class KX_LightObject;
+class RAS_BucketManager;
 class RAS_BucketManager;
 class RAS_MaterialBucket;
 class RAS_IPolyMaterial;
 class RAS_IRasterizer;
 class RAS_IRenderTools;
-class CValue;
-class SG_IObject;
 
 /**
  * The KX_Scene holds all data for an independent scene. It relates
  * KX_Objects to the specific objects in the modules.
  * */
-class KX_Scene : public SCA_IScene, public PyObjectPlus
+class KX_Scene : public PyObjectPlus, public SCA_IScene
 {
 	Py_Header;
 protected:
diff --git a/source/gameengine/Ketsji/KX_SceneActuator.cpp b/source/gameengine/Ketsji/KX_SceneActuator.cpp
index 996b671094a..721d01a3da3 100644
--- a/source/gameengine/Ketsji/KX_SceneActuator.cpp
+++ b/source/gameengine/Ketsji/KX_SceneActuator.cpp
@@ -247,18 +247,7 @@ PyObject* KX_SceneActuator::PySetUseRestart(PyObject* self,
 		return NULL;
 	}
 	
-	if (boolArg == KX_TRUE)
-	{
-		m_restart = true;
-	}
-	else if (boolArg == KX_FALSE)
-	{
-		m_restart = false;
-	}
-	else
-	{
-		; /* internal error */
-	}
+	m_restart = boolArg != 0;
 	
 	Py_Return;
 }
diff --git a/source/gameengine/Ketsji/KX_TouchSensor.cpp b/source/gameengine/Ketsji/KX_TouchSensor.cpp
index 9baa9377f02..9091a41d054 100644
--- a/source/gameengine/Ketsji/KX_TouchSensor.cpp
+++ b/source/gameengine/Ketsji/KX_TouchSensor.cpp
@@ -369,15 +369,7 @@ PyObject* KX_TouchSensor::PyGetTouchMaterial(PyObject* self,
 											 PyObject* args, 
 											 PyObject* kwds)
 {
-	int retval = 0;
-	
-	if (m_bFindMaterial) {
-		retval = KX_TRUE;
-	} else {
-		retval = KX_FALSE;
-	}
-
-	return PyInt_FromLong(retval);
+	return PyInt_FromLong(m_bFindMaterial);
 }
 
 /* 6. setTouchMaterial */
@@ -394,13 +386,7 @@ PyObject* KX_TouchSensor::PySetTouchMaterial(PyObject* self, PyObject* args, PyO
 		return NULL;
 	}
 	
-	if (pulseArg == KX_TRUE) {
-		m_bFindMaterial = true;
-	} else if (pulseArg == KX_FALSE){
-		m_bFindMaterial = false;
-	} else {
-		; /* internal error */
-	}
+	m_bFindMaterial = pulseArg != 0;
 
 	Py_Return;
 }
diff --git a/source/gameengine/PyDoc/GameKeys.py b/source/gameengine/PyDoc/GameKeys.py
index 8dbc040368b..268fb9cc172 100644
--- a/source/gameengine/PyDoc/GameKeys.py
+++ b/source/gameengine/PyDoc/GameKeys.py
@@ -101,28 +101,66 @@ Function Keys
 
 Other Keys
 ----------
-	- ESCKEY
-	- TABKEY
-	- RETKEY
-	- SPACEKEY
-	- LINEFEEDKEY
-	- BACKSPACEKEY
-	- DELKEY
-	- SEMICOLONKEY
-	- PERIODKEY
-	- COMMAKEY
-	- QUOTEKEY
 	- ACCENTGRAVEKEY
-	- MINUSKEY
-	- SLASHKEY
 	- BACKSLASHKEY
+	- BACKSPACEKEY
+	- COMMAKEY
+	- DELKEY
+	- ENDKEY
 	- EQUALKEY
-	- LEFTBRACKETKEY
-	- RIGHTBRACKETKEY
-	- PAUSEKEY
-	- INSERTKEY
+	- ESCKEY
 	- HOMEKEY
-	- PAGEUPKEY
+	- INSERTKEY
+	- LEFTBRACKETKEY
+	- LINEFEEDKEY
+	- MINUSKEY
 	- PAGEDOWNKEY
-	- ENDKEY
+	- PAGEUPKEY
+	- PAUSEKEY
+	- PERIODKEY
+	- QUOTEKEY
+	- RIGHTBRACKETKEY
+	- RETKEY
+	- SEMICOLONKEY
+	- SLASHKEY
+	- SPACEKEY
+	- TABKEY
+
+Example::
+	# Set a connected keyboard sensor to accept F1
+	import GameLogic
+	import GameKeys
+	
+	co = GameLogic.getCurrentController()
+	# 'Keyboard' is a keyboard sensor
+	sensor = co.getSensor('Keyboard')
+	sensor.setKey(GameKeys.F1KEY)
+
+Example::
+	# Do the all keys thing
+	import GameLogic
+	import GameKeys
+
+	# status: these should be added to a module somewhere
+	KX_NO_INPUTSTATUS = 0
+	KX_JUSTACTIVATED = 1
+	KX_ACTIVE = 2
+	KX_JUSTRELEASED = 3
+		
+	co = GameLogic.getCurrentController()
+	# 'Keyboard' is a keyboard sensor
+	sensor = co.getSensor('Keyboard')
+	keylist = sensor.getPressedKeys()
+	for key in keylist:
+		# key[0] == GameKeys.keycode, key[1] = status
+		if key[1] == KX_JUSTACTIVATED:
+			if key[0] == GameKeys.WKEY:
+				# Activate Forward!
+			if key[0] == GameKeys.SKEY:
+				# Activate Backward!
+			if key[0] == GameKeys.AKEY:
+				# Activate Left!
+			if key[0] == GameKeys.DKEY:
+				# Activate Right!
+		
 """
diff --git a/source/gameengine/PyDoc/GameLogic.py b/source/gameengine/PyDoc/GameLogic.py
index 08f71e50f97..d4fccc7c3a0 100644
--- a/source/gameengine/PyDoc/GameLogic.py
+++ b/source/gameengine/PyDoc/GameLogic.py
@@ -17,65 +17,108 @@ Documentation for the GameLogic Module.
 		
 		# To get the game object associated with this controller:
 		obj = co.getOwner()
-	L{KX_GameObject} and possibly L{KX_Camera} and L{KX_Light} methods are
+	L{KX_GameObject} and L{KX_Camera} or L{KX_Light} methods are
 	available depending on the type of object::
 		# To get a sensor linked to this controller.
 		# "sensorname" is the name of the sensor as defined in the Blender interface.
+		# +---------------------+  +--------+
+		# | Sensor "sensorname" +--+ Python +
+		# +---------------------+  +--------+
 		sens = co.getSensor("sensorname")
-	L{KX_NetworkMessageSensor}, L{KX_RaySensor}, L{KX_TouchSensor}, L{SCA_KeyboardSensor}, 
-	L{SCA_MouseSensor}, L{SCA_PropertySensor} and L{SCA_RandomSensor} methods are available, 
-	depending on the type of sensor::
+	
 		# To get a list of all sensors:
-		sensors = co.B{getSensors}()
+		sensors = co.getSensors()
+
+	See the sensor's reference for available methods:
+		- L{KX_NetworkMessageSensor}
+		- L{KX_RaySensor}
+		- L{KX_MouseFocusSensor}
+		- L{KX_NearSensor}
+		- L{KX_RadarSensor}
+		- L{KX_TouchSensor}
+		- L{SCA_KeyboardSensor}
+		- L{SCA_MouseSensor}
+		- L{SCA_PropertySensor} 
+		- L{SCA_RandomSensor} 
+	
+	You can also access actuators linked to the controller::
+		# To get an actuator attached to the controller:
+		#                          +--------+  +-------------------------+
+		#                          + Python +--+ Actuator "actuatorname" |
+		#                          +--------+  +-------------------------+
+		actuator = co.getActuator("actuatorname")
+		
+		# Activate an actuator
+		GameLogic.addActiveActuator(actuator, True)
+		
+	See the actuator's reference for available methods:
+		- L{BL_ActionActuator}
+		- L{KX_CameraActuator}
+		- L{KX_CDActuator}
+		- L{KX_ConstraintActuator}
+		- L{KX_GameActuator}
+		- L{KX_IpoActuator}
+		- L{KX_NetworkMessageActuator}
+		- L{KX_ObjectActuator}
+		- L{KX_SCA_AddObjectActuator}
+		- L{KX_SCA_EndObjectActuator}
+		- L{KX_SCA_ReplaceMeshActuator}
+		- L{KX_SceneActuator}
+		- L{KX_SoundActuator}
+		- L{KX_TrackToActuator}
+		- L{KX_VisibilityActuator}
+		- L{SCA_PropertyActuator}
+		- L{SCA_RandomActuator} 
+	
+	There are also methods to access the current L{KX_Scene}::
+		# Get the current scene
+		scene = GameLogic.getCurrentScene()
+		
+		# Get the current camera
+		cam = scene.active_camera
 
+	Matricies as used by the game engine are B{row major}::
+		matrix[row][col] = blah
+	L{KX_Camera} has some examples using matricies.
 
 
-Constants
-=========
-	- KX_TRUE:  True value used by some modules
-	- KX_FALSE: False value used by some modules.
+@group Constants: KX_TRUE, KX_FALSE
+@var KX_TRUE: True value used by some modules.
+@var KX_FALSE: False value used by some modules.
 
-Property Sensor
----------------
-	Tests that the property sensor is able to perform. See L{SCA_PropertySensor}
-		- KX_PROPSENSOR_EQUAL:		Activate when the property is equal to the sensor value.
-		- KX_PROPSENSOR_NOTEQUAL:	Activate when the property is not equal to the sensor value.
-		- KX_PROPSENSOR_INTERVAL:	Activate when the property is between the specified limits.
-		- KX_PROPSENSOR_CHANGED:	Activate when the property changes
-		- KX_PROPSENSOR_EXPRESSION:	Activate when the expression matches
+@group Property Sensor: KX_PROPSENSOR_EQUAL, KX_PROPSENSOR_NOTEQUAL, KX_PROPSENSOR_INTERVAL, KX_PROPSENSOR_CHANGED, KX_PROPSENSOR_EXPRESSION
+@var KX_PROPSENSOR_EQUAL:		Activate when the property is equal to the sensor value.
+@var KX_PROPSENSOR_NOTEQUAL:	Activate when the property is not equal to the sensor value.
+@var KX_PROPSENSOR_INTERVAL:	Activate when the property is between the specified limits.
+@var KX_PROPSENSOR_CHANGED:	Activate when the property changes
+@var KX_PROPSENSOR_EXPRESSION:	Activate when the expression matches
 
-Constraint Actuator
--------------------
-	The axis and type (location/rotation) of constraint. See L{KX_ConstraintActuator}
-		- KX_CONSTRAINTACT_LOCX
-		- KX_CONSTRAINTACT_LOCY
-		- KX_CONSTRAINTACT_LOCZ
-		- KX_CONSTRAINTACT_ROTX
-		- KX_CONSTRAINTACT_ROTY
-		- KX_CONSTRAINTACT_ROTZ
+@group Constraint Actuator: KX_CONSTRAINTACT_LOCX, KX_CONSTRAINTACT_LOCY, KX_CONSTRAINTACT_LOCZ, KX_CONSTRAINTACT_ROTX, KX_CONSTRAINTACT_ROTY, KX_CONSTRAINTACT_ROTZ
+@var KX_CONSTRAINTACT_LOCX: See L{KX_ConstraintActuator}
+@var KX_CONSTRAINTACT_LOCY: See L{KX_ConstraintActuator}
+@var KX_CONSTRAINTACT_LOCZ: See L{KX_ConstraintActuator}
+@var KX_CONSTRAINTACT_ROTX: See L{KX_ConstraintActuator}
+@var KX_CONSTRAINTACT_ROTY: See L{KX_ConstraintActuator}
+@var KX_CONSTRAINTACT_ROTZ: See L{KX_ConstraintActuator}
 
-IPO Actuator
-------------
-	IPO Types.  See L{KX_IpoActuator}
-		- KX_IPOACT_PLAY
-		- KX_IPOACT_PINGPONG
-		- KX_IPOACT_FLIPPER
-		- KX_IPOACT_LOOPSTOP
-		- KX_IPOACT_LOOPEND
+@group IPO Actuator: KX_IPOACT_PLAY, KX_IPOACT_PINGPONG, KX_IPOACT_FLIPPER, KX_IPOACT_LOOPSTOP, KX_IPOACT_LOOPEND
+@var KX_IPOACT_PLAY:	 See L{KX_IpoActuator}
+@var KX_IPOACT_PINGPONG:	 See L{KX_IpoActuator}
+@var KX_IPOACT_FLIPPER:	 See L{KX_IpoActuator}
+@var KX_IPOACT_LOOPSTOP:	 See L{KX_IpoActuator}
+@var KX_IPOACT_LOOPEND:	 See L{KX_IpoActuator}
 
-Random Distributions
---------------------
-	See L{SCA_RandomActuator}
-		- KX_RANDOMACT_BOOL_CONST
-		- KX_RANDOMACT_BOOL_UNIFORM
-		- KX_RANDOMACT_BOOL_BERNOUILLI
-		- KX_RANDOMACT_INT_CONST
-		- KX_RANDOMACT_INT_UNIFORM
-		- KX_RANDOMACT_INT_POISSON
-		- KX_RANDOMACT_FLOAT_CONST
-		- KX_RANDOMACT_FLOAT_UNIFORM
-		- KX_RANDOMACT_FLOAT_NORMAL
-		- KX_RANDOMACT_FLOAT_NEGATIVE_EXPONENTIAL
+@group Random Distributions: KX_RANDOMACT_BOOL_CONST, KX_RANDOMACT_BOOL_UNIFORM, KX_RANDOMACT_BOOL_BERNOUILLI, KX_RANDOMACT_INT_CONST, KX_RANDOMACT_INT_UNIFORM, KX_RANDOMACT_INT_POISSON, KX_RANDOMACT_FLOAT_CONST, KX_RANDOMACT_FLOAT_UNIFORM, KX_RANDOMACT_FLOAT_NORMAL, KX_RANDOMACT_FLOAT_NEGATIVE_EXPONENTIAL
+@var KX_RANDOMACT_BOOL_CONST:		See L{SCA_RandomActuator}
+@var KX_RANDOMACT_BOOL_UNIFORM:		See L{SCA_RandomActuator}
+@var KX_RANDOMACT_BOOL_BERNOUILLI:		See L{SCA_RandomActuator}
+@var KX_RANDOMACT_INT_CONST:		See L{SCA_RandomActuator}
+@var KX_RANDOMACT_INT_UNIFORM:		See L{SCA_RandomActuator}
+@var KX_RANDOMACT_INT_POISSON:		See L{SCA_RandomActuator}
+@var KX_RANDOMACT_FLOAT_CONST:		See L{SCA_RandomActuator}
+@var KX_RANDOMACT_FLOAT_UNIFORM:		See L{SCA_RandomActuator}
+@var KX_RANDOMACT_FLOAT_NORMAL:		See L{SCA_RandomActuator}
+@var KX_RANDOMACT_FLOAT_NEGATIVE_EXPONENTIAL:		See L{SCA_RandomActuator}
 
 """
 
diff --git a/source/gameengine/PyDoc/KX_Camera.py b/source/gameengine/PyDoc/KX_Camera.py
index 1d1b7197977..939da3da591 100644
--- a/source/gameengine/PyDoc/KX_Camera.py
+++ b/source/gameengine/PyDoc/KX_Camera.py
@@ -94,7 +94,7 @@ class KX_Camera(KX_GameObject):
 			co = GameLogic.getCurrentController()
 			cam = co.GetOwner()
 	
-			# Test point [0.0, 0.0, 0.0]"
+			# Test point [0.0, 0.0, 0.0]
 			if (cam.pointInsideFrustum([0.0, 0.0, 0.0])):
 				# Point is inside frustum !
 				# Do something useful !
diff --git a/source/gameengine/PyDoc/KX_Scene.py b/source/gameengine/PyDoc/KX_Scene.py
index 2ba57dc9d78..4a0a7a9556d 100644
--- a/source/gameengine/PyDoc/KX_Scene.py
+++ b/source/gameengine/PyDoc/KX_Scene.py
@@ -34,6 +34,8 @@ class KX_Scene:
 		
 		# Depth is negative and decreasing further from the camera
 		depth = obj.position[0]*cam.world_to_camera[2][0] + obj.position[1]*cam.world_to_camera[2][1] + obj.position[2]*cam.world_to_camera[2][2] + cam.world_to_camera[2][3]
+	
+	@bug: All attributes are read only at the moment.
 		
 	@ivar name: The scene's name
 	@type name: string
diff --git a/source/gameengine/PyDoc/SCA_KeyboardSensor.py b/source/gameengine/PyDoc/SCA_KeyboardSensor.py
index e90fb9cc2f1..2f741f7d6a2 100644
--- a/source/gameengine/PyDoc/SCA_KeyboardSensor.py
+++ b/source/gameengine/PyDoc/SCA_KeyboardSensor.py
@@ -6,7 +6,7 @@ class SCA_KeyboardSensor(SCA_ISensor):
 	"""
 	A keyboard sensor detects player key presses.
 	
-	See module GameKeys for keycode values.
+	See module L{GameKeys} for keycode values.
 	"""
 	
 	def getKey():
@@ -18,7 +18,7 @@ class SCA_KeyboardSensor(SCA_ISensor):
 		"""
 		Set the key this sensor should listen for.
 		
-		@type keycode: keycode from GameKeys module
+		@type keycode: keycode from L{GameKeys} module
 		"""
 	
 	def getHold1():
diff --git a/source/gameengine/Rasterizer/RAS_MaterialBucket.h b/source/gameengine/Rasterizer/RAS_MaterialBucket.h
index 28185dabca6..480bd9f1d11 100644
--- a/source/gameengine/Rasterizer/RAS_MaterialBucket.h
+++ b/source/gameengine/Rasterizer/RAS_MaterialBucket.h
@@ -70,10 +70,11 @@ public:
 class KX_MeshSlot
 {
 public:
-	void*					m_clientObj;
+	void*				m_clientObj;
 	RAS_Deformer*			m_pDeformer;	//	__NLA
-	double*					m_OpenGLMatrix;
-	class RAS_MeshObject*	m_mesh;
+	double*				m_OpenGLMatrix;
+	class RAS_MeshObject*		m_mesh;
+	
 	mutable bool			m_bVisible; // for visibility
 	mutable bool  		    m_bObjectColor;
 	mutable MT_Vector4		m_RGBAcolor;
diff --git a/source/gameengine/Rasterizer/RAS_MeshObject.cpp b/source/gameengine/Rasterizer/RAS_MeshObject.cpp
index c048479a46e..ff5e674150b 100644
--- a/source/gameengine/Rasterizer/RAS_MeshObject.cpp
+++ b/source/gameengine/Rasterizer/RAS_MeshObject.cpp
@@ -564,14 +564,14 @@ RAS_MeshObject::polygonSlot::polygonSlot(const MT_Vector3 &pnorm, const MT_Scala
 	{
 		vert = mesh->GetVertex(base.m_vtxarray, base.m_indexarray[i], poly->GetMaterial()->GetPolyMaterial());
 		float z = MT_dot(pnorm, vert->getLocalXYZ()) + pval;
-		if (z > m_z)
+		if (z < m_z)
 			m_z = z;
 	}
 }
 
 void RAS_MeshObject::SortPolygons(const MT_Transform &transform)
 {
-	
+	// Extract camera Z plane...
 	const MT_Vector3 pnorm(transform.getBasis()[2]);
 	const MT_Scalar pval = transform.getOrigin()[2];
 	
@@ -593,6 +593,7 @@ void RAS_MeshObject::SortPolygons(const MT_Transform &transform)
 		}
 	}
 	
+	// Clear current array data.
 	for (RAS_MaterialBucket::Set::iterator it = m_materials.begin();it!=m_materials.end();++it)
 	{
 		vector<KX_IndexArray*> *indexcache = &GetArrayOptimizer((*it)->GetPolyMaterial())->m_IndexArrayCache1;
@@ -600,8 +601,6 @@ void RAS_MeshObject::SortPolygons(const MT_Transform &transform)
 			(*iit)->clear();
 	}
 
-	//ClearArrayData();
-	
 	std::multiset<polygonSlot, fronttoback>::iterator sit = solidpolyset.begin();
 	for (; sit != solidpolyset.end(); ++sit)
 		SchedulePoly((*sit).m_poly->GetVertexIndexBase(), (*sit).m_poly->VertexCount(), (*sit).m_poly->GetMaterial()->GetPolyMaterial());
@@ -659,7 +658,7 @@ void RAS_MeshObject::SchedulePolygons(const MT_Transform &transform, int drawing
 		m_bModified = false;
 	} 
 	
-	if (m_zsort)
+	if (m_zsort && rasty->GetDrawingMode() >= RAS_IRasterizer::KX_SOLID)
 	{
 		SortPolygons(transform);
 	}