Merge pull request #1871 from leper/warning_fixes

Fix some warnings.

src/graphics/mesh_tools.cpp

@@ -444,7 +444,7 @@ scene::IMesh* MeshTools::createMeshWithTangents(scene::IMesh* mesh, bool(*predic
     {
         scene::IMeshBuffer* mb = clone->getMeshBuffer(i);
 
-        for (int t = 0; t < video::MATERIAL_MAX_TEXTURES; t++)
+        for (u32 t = 0; t < video::MATERIAL_MAX_TEXTURES; t++)
         {
             video::ITexture* texture = mb->getMaterial().TextureLayer[t].Texture;
             if (texture != NULL)

src/graphics/stkmeshscenenode.cpp

@@ -222,8 +222,6 @@ void STKMeshSceneNode::OnRegisterSceneNode()
         CMeshSceneNode::OnRegisterSceneNode();
 }
 
-static video::ITexture *spareWhiteTex = 0;
-
 void STKMeshSceneNode::render()
 {
     irr::video::IVideoDriver* driver = irr_driver->getVideoDriver();
@@ -236,7 +234,7 @@ void STKMeshSceneNode::render()
     updateNoGL();
     updateGL();
 
-    bool isTransparent;
+    bool isTransparent = false;
 
     for (u32 i = 0; i < Mesh->getMeshBufferCount(); ++i)
     {

src/states_screens/race_gui.cpp

@@ -235,7 +235,7 @@ void RaceGUI::drawScores()
                                                             "soccer_ball_red.png");
     irr::video::ITexture *blue_team = irr_driver->getTexture(FileManager::GUI,
                                                              "soccer_ball_blue.png");
-    irr::video::ITexture *team_icon;
+    irr::video::ITexture *team_icon = red_team;
 
     int numLeader = 1;
     for(unsigned int i=0; i<soccerWorld->getNumKarts(); i++)
@@ -259,12 +259,10 @@ void RaceGUI::drawScores()
                         position.LowerRightCorner.Y + string_height);
 
         font->draw(score.c_str(),pos,color);
-        
-        switch(numLeader)
+
+        if (numLeader == 2)
         {
-            case 1: team_icon = red_team; break;
-            case 2: team_icon = blue_team; break;
-            default: break;
+            team_icon = blue_team;
         }
         core::rect<s32> indicatorPos(offsetX, offsetY,
                                      offsetX + (int)(m_minimap_player_size/1.25f),