Bugfix: don't highlight air nodes.

diff --git a/src/content_mapblock.cpp b/src/content_mapblock.cpp
index 0b4b7fd0a6e7c426f0827b77e23fea62630d9bda..b7a48d57ec53830f5b83f2d481d849ae75f59a79 100644 (file)
--- a/src/content_mapblock.cpp
+++ b/src/content_mapblock.cpp
@@ -193,41 +193,43 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
                        (p.Z >= 0) & (p.Z < MAP_BLOCKSIZE)) {
 
                MapNode n = data->m_vmanip.getNodeNoEx(blockpos_nodes + p);
-               // Get selection mesh light level
-               static const v3s16 dirs[7] = {
-                               v3s16( 0, 0, 0),
-                               v3s16( 0, 1, 0),
-                               v3s16( 0,-1, 0),
-                               v3s16( 1, 0, 0),
-                               v3s16(-1, 0, 0),
-                               v3s16( 0, 0, 1),
-                               v3s16( 0, 0,-1)
-               };
+               if(n.getContent() != CONTENT_AIR) {
+                       // Get selection mesh light level
+                       static const v3s16 dirs[7] = {
+                                       v3s16( 0, 0, 0),
+                                       v3s16( 0, 1, 0),
+                                       v3s16( 0,-1, 0),
+                                       v3s16( 1, 0, 0),
+                                       v3s16(-1, 0, 0),
+                                       v3s16( 0, 0, 1),
+                                       v3s16( 0, 0,-1)
+                       };
 
-               u16 l = 0;
-               u16 l1 = 0;
-               for (u8 i = 0; i < 7; i++) {
-                       MapNode n1 = data->m_vmanip.getNodeNoEx(blockpos_nodes + p + dirs[i]);  
-                       l1 = getInteriorLight(n1, -4, nodedef);
-                       if (l1 > l) 
-                               l = l1;
-               }
-               video::SColor c = MapBlock_LightColor(255, l, 0);
-               data->m_highlight_mesh_color = c;       
-               std::vector<aabb3f> boxes = n.getSelectionBoxes(nodedef);
-               TileSpec h_tile;                        
-               h_tile.material_flags |= MATERIAL_FLAG_HIGHLIGHTED;
-               h_tile.texture = tsrc->getTexture("halo.png",&h_tile.texture_id);
-               v3f pos = intToFloat(p, BS);
-               f32 d = 0.05 * BS;
-               for(std::vector<aabb3f>::iterator
-                               i = boxes.begin();
-                               i != boxes.end(); i++)
-               {
-                       aabb3f box = *i;
-                       box.MinEdge += v3f(-d, -d, -d) + pos;
-                       box.MaxEdge += v3f(d, d, d) + pos;
-                       makeCuboid(&collector, box, &h_tile, 1, c, NULL);
+                       u16 l = 0;
+                       u16 l1 = 0;
+                       for (u8 i = 0; i < 7; i++) {
+                               MapNode n1 = data->m_vmanip.getNodeNoEx(blockpos_nodes + p + dirs[i]);  
+                               l1 = getInteriorLight(n1, -4, nodedef);
+                               if (l1 > l) 
+                                       l = l1;
+                       }
+                       video::SColor c = MapBlock_LightColor(255, l, 0);
+                       data->m_highlight_mesh_color = c;       
+                       std::vector<aabb3f> boxes = n.getSelectionBoxes(nodedef);
+                       TileSpec h_tile;                        
+                       h_tile.material_flags |= MATERIAL_FLAG_HIGHLIGHTED;
+                       h_tile.texture = tsrc->getTexture("halo.png",&h_tile.texture_id);
+                       v3f pos = intToFloat(p, BS);
+                       f32 d = 0.05 * BS;
+                       for(std::vector<aabb3f>::iterator
+                                       i = boxes.begin();
+                                       i != boxes.end(); i++)
+                       {
+                               aabb3f box = *i;
+                               box.MinEdge += v3f(-d, -d, -d) + pos;
+                               box.MaxEdge += v3f(d, d, d) + pos;
+                               makeCuboid(&collector, box, &h_tile, 1, c, NULL);
+                       }
                }
        }