Only cook quads when needed - speeds up world list

src/mcedit2/rendering/blockmodels.pyx

@@ -54,6 +54,7 @@ class BlockModels(object):
         self.firstTextures = {}  # first texture found for each block - used for icons (xxx)
         self.cookedModels = {}  # nameAndState -> list[(xyzuvc, cullface)]
         self.cookedModelsByID = numpy.zeros((256*16, 16), dtype=list)  # (id, meta) -> list[(xyzuvc, cullface)]
+        self.cooked = False
 
         for i, block in enumerate(blocktypes):
             if i % 100 == 0:
@@ -215,6 +216,9 @@ class BlockModels(object):
         return iter(self._textureNames)
 
     def cookQuads(self, textureAtlas):
+        if self.cooked:
+            return
+        log.info("Cooking quads for %d models...", len(self.modelQuads))
         cookedModels = {}
         cdef int l, t, w, h
         cdef int u1, u2, v1, v2
@@ -269,8 +273,9 @@ class BlockModels(object):
             cookedModels[nameAndState] = cookedQuads
             ID, meta = self.blocktypes.IDsByState[nameAndState]
             self.cookedModelsByID[ID, meta] = cookedQuads
-
+            
         self.cookedModels = cookedModels
+        self.cooked = True
 
     def rotateVertices(self, rotation, variantXrot, variantYrot, variantZrot, xyzuvc):
         if rotation is not None:

src/mcedit2/rendering/modelmesh.pyx

@@ -39,7 +39,10 @@ class BlockModelMesh(object):
         if section is None:
             return
 
-        blockModels = self.sectionUpdate.chunkUpdate.updateTask.textureAtlas.blockModels
+        atlas = self.sectionUpdate.chunkUpdate.updateTask.textureAtlas
+        blockModels = atlas.blockModels
+        blockModels.cookQuads(atlas)
+
         blocktypes = self.sectionUpdate.blocktypes
         areaBlocks = self.sectionUpdate.areaBlocks
         data = section.Data

src/mcedit2/rendering/textureatlas.py

@@ -200,8 +200,6 @@ class TextureAtlas(object):
         usedSize = sum(sum(width * height for _, _, _, width, height, _ in slot.textures) for slot in slots) * 4
         log.info("Terrain atlas created for world %s (%d/%d kB)", util.displayName(self._filename), usedSize / 1024,
                  totalSize / 1024)
-        if self.overrideMaxSize is None:
-            self.blockModels.cookQuads(self)
 
         #file("terrain-%sw-%sh.raw" % (atlasWidth, atlasHeight), "wb").write(texData.tostring())
         #raise SystemExit