Amend glazed terracotta rendering

- Reduce data range to prevent excessive texture generation
- Correct rotation of side 4 texture
- Simplify texture generation code

overviewer_core/textures.py

@@ -5096,58 +5096,29 @@ def concrete(self, blockid, data):
     texture = self.load_image_texture("assets/minecraft/textures/block/%s_concrete_powder.png" % color_map[data])
     return self.build_block(texture, texture)
 
+
 # Glazed Terracotta
-@material(blockid=list(range(235,251)), data=list(range(8)), solid=True)
+@material(blockid=list(range(235, 251)), data=list(range(4)), solid=True)
 def glazed_terracotta(self, blockid, data):
-    texture = self.load_image_texture("assets/minecraft/textures/block/%s_glazed_terracotta.png" % color_map[blockid - 235])
-    glazed_terracotta_orientation = data & 3
+    # Do rotation
+    data = (self.rotation + data) % 4
 
-    # Glazed Terracotta rotations are need seperate handling for each render direction
+    texture = self.load_image_texture("assets/minecraft/textures/block/%s_glazed_terracotta.png" %
+                                      color_map[blockid - 235]).copy()
+    texture_side4 = texture.transpose(Image.FLIP_LEFT_RIGHT)
 
-    if self.rotation == 0: # rendering north upper-left
-        # choose orientation and paste textures
-        if glazed_terracotta_orientation == 0: # south / Player was facing North
-            return self.build_block(texture, texture)
-        elif glazed_terracotta_orientation == 1: # west / Player was facing east
-            return self.build_full_block(texture.rotate(270), None, None, texture.rotate(90), texture.rotate(270))
-        elif glazed_terracotta_orientation == 2: # North / Player was facing South
-            return self.build_full_block(texture.rotate(180), None, None, texture.rotate(180), texture.rotate(180))
-        elif glazed_terracotta_orientation == 3: # east / Player was facing west
-            return self.build_full_block(texture.rotate(90), None, None, texture.rotate(270), texture.rotate(90))
+    if data == 0:    # South
+        return self.build_full_block(texture, None, None, texture, texture_side4.rotate(270))
+    elif data == 1:  # West
+        return self.build_full_block(texture.rotate(270), None, None, texture.rotate(90),
+                                     texture_side4.rotate(180))
+    elif data == 2:  # North
+        return self.build_full_block(texture.rotate(180), None, None, texture.rotate(180),
+                                     texture_side4.rotate(90))
+    elif data == 3:  # East
+        return self.build_full_block(texture.rotate(90), None, None, texture.rotate(270),
+                                     texture_side4)
 
-    elif self.rotation == 1: # north upper-right
-        # choose orientation and paste textures
-        if glazed_terracotta_orientation == 0: # south / Player was facing North
-            return self.build_full_block(texture.rotate(270), None, None, texture.rotate(90), texture.rotate(270))
-        elif glazed_terracotta_orientation == 1: # west / Player was facing east
-            return self.build_full_block(texture.rotate(180), None, None, texture.rotate(180), texture.rotate(180))
-        elif glazed_terracotta_orientation == 2: # North / Player was facing South
-            return self.build_full_block(texture.rotate(90), None, None, texture.rotate(270), texture.rotate(90))
-        elif glazed_terracotta_orientation == 3: # east / Player was facing west
-            return self.build_block(texture, texture)
-            
-
-    elif self.rotation == 2: # north lower-right
-        # choose orientation and paste textures
-        if glazed_terracotta_orientation == 0: # south / Player was facing North
-            return self.build_full_block(texture.rotate(180), None, None, texture.rotate(180), texture.rotate(180))
-        elif glazed_terracotta_orientation == 1: # west / Player was facing east
-            return self.build_full_block(texture.rotate(90), None, None, texture.rotate(270), texture.rotate(90))
-        elif glazed_terracotta_orientation == 2: # North / Player was facing South
-            return self.build_block(texture, texture)
-        elif glazed_terracotta_orientation == 3: # east / Player was facing west
-            return self.build_full_block(texture.rotate(270), None, None, texture.rotate(90), texture.rotate(270))
-            
-    elif self.rotation == 3: # north lower-left
-        # choose orientation and paste textures
-        if glazed_terracotta_orientation == 0: # south / Player was facing North
-            return self.build_full_block(texture.rotate(90), None, None, texture.rotate(270), texture.rotate(90))
-        elif glazed_terracotta_orientation == 1: # west / Player was facing east
-            return self.build_block(texture, texture)
-        elif glazed_terracotta_orientation == 2: # North / Player was facing South
-            return self.build_full_block(texture.rotate(270), None, None, texture.rotate(90), texture.rotate(270))
-        elif glazed_terracotta_orientation == 3: # east / Player was facing west
-            return self.build_full_block(texture.rotate(180), None, None, texture.rotate(180), texture.rotate(180))
 
 # dried kelp block
 @material(blockid=11331, data=[0], solid=True)

overviewer_core/world.py

@@ -655,22 +655,6 @@ class RegionSet(object):
             'minecraft:red_nether_bricks': (215, 0),
             'minecraft:bone_block': (216, 0),
             'minecraft:observer': (218, 0),
-            'minecraft:white_glazed_terracotta': (235, 0),
-            'minecraft:orange_glazed_terracotta': (236, 0),
-            'minecraft:magenta_glazed_terracotta': (237, 0),
-            'minecraft:light_blue_glazed_terracotta': (238, 0),
-            'minecraft:yellow_glazed_terracotta': (239, 0),
-            'minecraft:lime_glazed_terracotta': (240, 0),
-            'minecraft:pink_glazed_terracotta': (241, 0),
-            'minecraft:gray_glazed_terracotta': (242, 0),
-            'minecraft:light_gray_glazed_terracotta': (243, 0),
-            'minecraft:cyan_glazed_terracotta': (244, 0),
-            'minecraft:purple_glazed_terracotta': (245, 0),
-            'minecraft:blue_glazed_terracotta': (246, 0),
-            'minecraft:brown_glazed_terracotta': (247, 0),
-            'minecraft:green_glazed_terracotta': (248, 0),
-            'minecraft:red_glazed_terracotta': (249, 0),
-            'minecraft:black_glazed_terracotta': (250, 0),
 
             'minecraft:structure_block': (255, 0),
             'minecraft:jigsaw': (256, 0),
@@ -846,6 +830,7 @@ class RegionSet(object):
             self._blockmap['minecraft:%s_banner'             % colors[i]] = (176, i)  # not rendering
             self._blockmap['minecraft:%s_wall_banner'        % colors[i]] = (177, i)  # not rendering
             self._blockmap['minecraft:%s_shulker_box'        % colors[i]] = (219 + i, 0)
+            self._blockmap['minecraft:%s_glazed_terracotta'  % colors[i]] = (235 + i, 0)
             self._blockmap['minecraft:%s_concrete'           % colors[i]] = (251, i)
             self._blockmap['minecraft:%s_concrete_powder'    % colors[i]] = (252, i)
 
@@ -1050,7 +1035,8 @@ class RegionSet(object):
                 data = {'east': 1, 'west': 2, 'south': 3, 'north': 4}[facing]
             else:
                 data = 5
-        elif key in ['minecraft:carved_pumpkin', 'minecraft:jack_o_lantern'] or key.endswith('glazed_terracotta'):
+        elif (key in ['minecraft:carved_pumpkin', 'minecraft:jack_o_lantern'] or
+              key.endswith('glazed_terracotta')):
             facing = palette_entry['Properties']['facing']
             data = {'south': 0, 'west': 1, 'north': 2, 'east': 3}[facing]
         elif key in ['minecraft:vine', 'minecraft:brown_mushroom_block',