diff --git a/ege/CollisionShapeCreator.cpp b/ege/CollisionShapeCreator.cpp
index 46e2c95..58494e8 100644
--- a/ege/CollisionShapeCreator.cpp
+++ b/ege/CollisionShapeCreator.cpp
@@ -36,7 +36,7 @@ btCollisionShape* ege::collision::createShape(const ewol::Mesh* _mesh) {
 		return new btEmptyShape();;
 	}
 	int32_t count = 0;
-	for (int32_t iii=0; iii<physiqueProperty.size(); iii++) {
+	for (size_t iii=0; iii<physiqueProperty.size(); iii++) {
 		if (NULL == physiqueProperty[iii]) {
 			continue;
 		}
@@ -46,7 +46,7 @@ btCollisionShape* ege::collision::createShape(const ewol::Mesh* _mesh) {
 	if (count>1) {
 		outputShape = new btCompoundShape();
 	}
-	for (int32_t iii=0; iii<physiqueProperty.size(); iii++) {
+	for (size_t iii=0; iii<physiqueProperty.size(); iii++) {
 		if (NULL == physiqueProperty[iii]) {
 			continue;
 		}
diff --git a/ege/Environement.cpp b/ege/Environement.cpp
index b308eb5..8aef0d8 100644
--- a/ege/Environement.cpp
+++ b/ege/Environement.cpp
@@ -21,7 +21,7 @@ ege::ElementGame* ege::Environement::getElementNearest(ege::ElementGame* _source
 	}
 	vec3 sourcePosition = _sourceRequest->getPosition();
 	ege::ElementGame* result = NULL;
-	for (int32_t iii=0; iii<m_listElementGame.size() ; iii++) {
+	for (size_t iii=0; iii<m_listElementGame.size() ; iii++) {
 		// chack NULL  pointer
 		if (NULL == m_listElementGame[iii]) {
 			continue;
@@ -53,7 +53,7 @@ void ege::Environement::getElementNearest(const vec3& _sourcePosition,
 	ege::Environement::ResultNearestElement result;
 	result.dist = 99999999999.0f;
 	result.element = NULL;
-	for (int32_t iii=0; iii<m_listElementGame.size() ; iii++) {
+	for (size_t iii=0; iii<m_listElementGame.size() ; iii++) {
 		// chack NULL  pointer
 		result.element = m_listElementGame[iii];
 		if (NULL == result.element) {
@@ -79,7 +79,7 @@ void ege::Environement::getElementNearestFixed(const vec3& _sourcePosition,
 	ege::Environement::ResultNearestElement result;
 	result.dist = 99999999999.0f;
 	result.element = NULL;
-	for (int32_t iii=0; iii<m_listElementGame.size() ; iii++) {
+	for (size_t iii=0; iii<m_listElementGame.size() ; iii++) {
 		// chack NULL  pointer
 		result.element = m_listElementGame[iii];
 		if (NULL == result.element) {
@@ -96,7 +96,7 @@ void ege::Environement::getElementNearestFixed(const vec3& _sourcePosition,
 			continue;
 		}
 		// try to add the element at the best positions:
-		int32_t jjj;
+		size_t jjj;
 		for (jjj=0; jjj<_resultList.size(); jjj++) {
 			if (_resultList[jjj].dist>result.dist) {
 				_resultList.insert(_resultList.begin()+jjj, result);
@@ -172,7 +172,7 @@ void ege::Environement::addElementGame(ege::ElementGame* _newElement) {
 	if (NULL == _newElement) {
 		return;
 	}
-	for (int32_t iii=0; iii<m_listElementGame.size() ; iii++) {
+	for (size_t iii=0; iii<m_listElementGame.size() ; iii++) {
 		if (NULL == m_listElementGame[iii]) {
 			m_listElementGame[iii] = _newElement;
 			m_listElementGame[iii]->dynamicEnable();
@@ -188,13 +188,13 @@ void ege::Environement::rmElementGame(ege::ElementGame* _removeElement) {
 		return;
 	}
 	// inform the element that an element has been removed  == > this permit to keep pointer on elements ...
-	for (int32_t iii=0; iii<m_listElementGame.size() ; iii++) {
+	for (size_t iii=0; iii<m_listElementGame.size() ; iii++) {
 		if (NULL != m_listElementGame[iii]) {
 			m_listElementGame[iii]->elementIsRemoved(_removeElement);
 		}
 	}
 	// ream remove on the element :
-	for (int32_t iii=0; iii<m_listElementGame.size() ; iii++) {
+	for (size_t iii=0; iii<m_listElementGame.size() ; iii++) {
 		if (_removeElement == m_listElementGame[iii]) {
 			m_listElementGame[iii]->onDestroy();
 			m_listElementGame[iii]->dynamicDisable();
@@ -216,7 +216,7 @@ void ege::Environement::getOrderedElementForDisplay(std::vector<ege::Environemen
 	result.dist = 99999999999.0f;
 	result.element = NULL;
 	// for all element in the game we chek if it is needed to display it ...
-	for (int32_t iii=0; iii<m_listElementGame.size() ; iii++) {
+	for (size_t iii=0; iii<m_listElementGame.size() ; iii++) {
 		// chack NULL  pointer
 		if (NULL == m_listElementGame[iii]) {
 			// no pointer null are set in the output list ...
@@ -238,7 +238,7 @@ void ege::Environement::getOrderedElementForDisplay(std::vector<ege::Environemen
 			continue;
 		}
 		// try to add the element at the best positions:
-		int32_t jjj;
+		size_t jjj;
 		for (jjj=0; jjj<_resultList.size(); jjj++) {
 			if (_resultList[jjj].dist>result.dist) {
 				_resultList.insert(_resultList.begin()+jjj, result);
@@ -255,7 +255,7 @@ void ege::Environement::getOrderedElementForDisplay(std::vector<ege::Environemen
 
 void ege::Environement::generateInteraction(ege::ElementInteraction& _event) {
 	// inform the element that an element has been removed  == > this permit to keep pointer on elements ...
-	for (int32_t iii=0; iii<m_listElementGame.size() ; iii++) {
+	for (size_t iii=0; iii<m_listElementGame.size() ; iii++) {
 		if (NULL == m_listElementGame[iii]) {
 			continue;
 		}
diff --git a/ege/ParticuleEngine.cpp b/ege/ParticuleEngine.cpp
index 6654773..5f81bfc 100644
--- a/ege/ParticuleEngine.cpp
+++ b/ege/ParticuleEngine.cpp
@@ -26,7 +26,7 @@ void ege::ParticuleEngine::add(Particule* _particule) {
 		EGE_ERROR("Try to add particule NULL");
 		return;
 	}
-	for (esize_t iii=0; iii<m_particuleList.size(); ++iii) {
+	for (size_t iii=0; iii<m_particuleList.size(); ++iii) {
 		if (m_particuleList[iii] != NULL) {
 			continue;
 		}
@@ -41,7 +41,7 @@ void ege::ParticuleEngine::addRemoved(Particule* _particule) {
 	if (_particule == NULL) {
 		return;
 	}
-	for (esize_t iii=0; iii<m_particuleRemoved.size(); ++iii) {
+	for (size_t iii=0; iii<m_particuleRemoved.size(); ++iii) {
 		if (m_particuleRemoved[iii] != NULL) {
 			continue;
 		}
@@ -56,7 +56,7 @@ ege::Particule* ege::ParticuleEngine::respown(const char* _particuleType) {
 	if (_particuleType == NULL) {
 		return NULL;
 	}
-	for (esize_t iii=0; iii<m_particuleRemoved.size(); ++iii) {
+	for (size_t iii=0; iii<m_particuleRemoved.size(); ++iii) {
 		if (m_particuleRemoved[iii] == NULL) {
 			continue;
 		}
@@ -75,14 +75,14 @@ void ege::ParticuleEngine::update(float _deltaTime) {
 	if (_deltaTime>(1.0f/60.0f)) {
 		_deltaTime = (1.0f/60.0f);
 	}
-	for (esize_t iii=0; iii<m_particuleList.size(); ++iii) {
+	for (size_t iii=0; iii<m_particuleList.size(); ++iii) {
 		if (m_particuleList[iii] == NULL) {
 			continue;
 		}
 		m_particuleList[iii]->update(_deltaTime);
 	}
 	// check removing elements
-	for (esize_t iii=0; iii<m_particuleList.size(); ++iii) {
+	for (size_t iii=0; iii<m_particuleList.size(); ++iii) {
 		if (m_particuleList[iii] == NULL) {
 			continue;
 		}
@@ -99,7 +99,7 @@ void ege::ParticuleEngine::update(float _deltaTime) {
 	}
 	/*
 	int32_t nbParticule = 0;
-	for (esize_t iii=0; iii<m_particuleList.size(); ++iii) {
+	for (int32_t iii=0; iii<m_particuleList.size(); ++iii) {
 		if (m_particuleList[iii] == NULL) {
 			continue;
 		}
@@ -110,7 +110,7 @@ void ege::ParticuleEngine::update(float _deltaTime) {
 }
 
 void ege::ParticuleEngine::draw(const ege::Camera& _camera) {
-	for (esize_t iii=0; iii<m_particuleList.size(); ++iii) {
+	for (size_t iii=0; iii<m_particuleList.size(); ++iii) {
 		if (m_particuleList[iii] == NULL) {
 			continue;
 		}
@@ -120,7 +120,7 @@ void ege::ParticuleEngine::draw(const ege::Camera& _camera) {
 
 void ege::ParticuleEngine::clear(void) {
 	// clear element not removed
-	for (esize_t iii=0; iii<m_particuleList.size(); ++iii) {
+	for (size_t iii=0; iii<m_particuleList.size(); ++iii) {
 		if (m_particuleList[iii] == NULL) {
 			continue;
 		}
@@ -129,7 +129,7 @@ void ege::ParticuleEngine::clear(void) {
 	}
 	m_particuleList.clear();
 	// clear element that are auto-removed
-	for (esize_t iii=0; iii<m_particuleRemoved.size(); ++iii) {
+	for (size_t iii=0; iii<m_particuleRemoved.size(); ++iii) {
 		if (m_particuleRemoved[iii] == NULL) {
 			continue;
 		}
diff --git a/ege/Scene.cpp b/ege/Scene.cpp
index 44eee9d..7700763 100644
--- a/ege/Scene.cpp
+++ b/ege/Scene.cpp
@@ -185,7 +185,7 @@ void ege::Scene::onDraw(void) {
 		//EGE_DEBUG("DRAW : " << m_displayElementOrdered.size() << " elements");
 		
 		// TODO : remove this  == > no more needed ==> checked in the generate the list of the element ordered
-		for (int32_t iii=0; iii<m_displayElementOrdered.size(); iii++) {
+		for (size_t iii=0; iii<m_displayElementOrdered.size(); iii++) {
 			m_displayElementOrdered[iii].element->preCalculationDraw(*m_camera);
 		}
 		// note :  the first pass is done at the reverse way to prevent multiple display od the same point in the screen 
@@ -200,16 +200,16 @@ void ege::Scene::onDraw(void) {
 		}
 		// for the other pass the user can draw transparent elements ...
 		for (int32_t pass=1; pass <= NUMBER_OF_SUB_PASS+1; pass++) {
-			for (int32_t iii=0; iii<m_displayElementOrdered.size(); iii++) {
+			for (size_t iii=0; iii<m_displayElementOrdered.size(); iii++) {
 				m_displayElementOrdered[iii].element->draw(pass);
 			}
 		}
-		for (int32_t iii=0; iii<m_displayElementOrdered.size(); iii++) {
+		for (size_t iii=0; iii<m_displayElementOrdered.size(); iii++) {
 			m_displayElementOrdered[iii].element->drawLife(m_debugDrawing, *m_camera);
 		}
 		#ifdef DEBUG
 			if (true == m_debugMode) {
-				for (int32_t iii=0; iii<m_displayElementOrdered.size(); iii++) {
+				for (size_t iii=0; iii<m_displayElementOrdered.size(); iii++) {
 					m_displayElementOrdered[iii].element->drawDebug(m_debugDrawing, *m_camera);
 				}
 			}
diff --git a/ege/resource/ParticuleMesh.cpp b/ege/resource/ParticuleMesh.cpp
index 455fe63..0eebd81 100644
--- a/ege/resource/ParticuleMesh.cpp
+++ b/ege/resource/ParticuleMesh.cpp
@@ -63,7 +63,7 @@ void ege::resource::ParticuleMesh::draw(mat4& _positionMatrix,
 	int32_t nbElementDrawTheoric = 0;
 	int32_t nbElementDraw = 0;
 	#endif
-	for (esize_t kkk=0; kkk<m_listFaces.size(); kkk++) {
+	for (int32_t kkk=0; kkk<m_listFaces.size(); kkk++) {
 		if (false == m_materials.exist(m_listFaces.getKey(kkk))) {
 			EWOL_WARNING("missing materials : '" << m_listFaces.getKey(kkk) << "'");
 			continue;
@@ -86,9 +86,9 @@ void ege::resource::ParticuleMesh::draw(mat4& _positionMatrix,
 			// remove face that is notin the view ...
 			std::vector<uint32_t> tmpIndexResult;
 			std::vector<ewol::Face>& tmppFaces = m_listFaces.getValue(kkk).m_faces;
-			std::vector<uint32_t>& tmppIndex = m_listFaces.getValue(kkk).m_index;
+			//std::vector<uint32_t>& tmppIndex = m_listFaces.getValue(kkk).m_index;
 			if (normalModeFace == m_normalMode) {
-				for(int32_t iii=0; iii<tmppFaces.size() ; ++iii) {
+				for(size_t iii=0; iii<tmppFaces.size() ; ++iii) {
 					if(btDot(mattttt * m_listFacesNormal[tmppFaces[iii].m_normal[0]], cameraNormal) >= 0.0f) {
 						tmpIndexResult.push_back(iii*3);
 						tmpIndexResult.push_back(iii*3+1);
@@ -96,7 +96,7 @@ void ege::resource::ParticuleMesh::draw(mat4& _positionMatrix,
 					}
 				}
 			} else {
-				for(int32_t iii=0; iii<tmppFaces.size() ; ++iii) {
+				for(size_t iii=0; iii<tmppFaces.size() ; ++iii) {
 					if(    (btDot(mattttt * m_listVertexNormal[tmppFaces[iii].m_normal[0]], cameraNormal) >= -0.2f)
 					    || (btDot(mattttt * m_listVertexNormal[tmppFaces[iii].m_normal[1]], cameraNormal) >= -0.2f)
 					    || (btDot(mattttt * m_listVertexNormal[tmppFaces[iii].m_normal[2]], cameraNormal) >= -0.2f) ) {