feat(mapgen): P26 512 大图河岸装饰（护岸石垒/芦苇/垂柳）仅视觉层，不挡通行

1 files changed, 15 insertions, 3 deletions

diff --git a/scripts/make-jiangnan-art.py b/scripts/make-jiangnan-art.py
index 54805ab..f537942 100644
--- a/scripts/make-jiangnan-art.py
+++ b/scripts/make-jiangnan-art.py
@@ -2,7 +2,7 @@
 """Deterministic pixel-art atlases for LivingVillage.Desktop.
 
 Generates three RGBA PNGs into src/LivingVillage.Desktop/Assets:
-  jiangnan-world.png     992x32  (31 ground/prop tiles, 32px each)
+  jiangnan-world.png    1024x32  (32 ground/prop tiles, 32px each)
   jiangnan-characters.png 3840x48 (5 variants x 4 directions x 6 frames, 32x48 cells)
   jiangnan-interior.png  392x96  (variable-size bottom-aligned interior cells)
 
@@ -99,7 +99,7 @@ def verify_png(path, expected_w, expected_h):
 
 
 def build_world_atlas():
-    c = Canvas(992, 32)
+    c = Canvas(1024, 32)
     tile = 32
 
     def slot(index):
@@ -606,6 +606,18 @@ def build_world_atlas():
     c.rect(x0 + 17, 20, 2, 2, (196, 158, 74, 255))
     c.rect(x0 + 6, 28, 20, 3, (83, 52, 39, 255))
 
+    # slot(31) 护岸石垒 (revetment): edge-laid cobbles shoring up the riverbank.
+    x0 = slot(31)
+    c.rect(x0 + 1, 10, 30, 20, (96, 96, 92, 255))
+    revetment = [(2, 11, 8, 5), (11, 10, 9, 6), (21, 11, 8, 5),
+                 (4, 17, 9, 6), (14, 17, 9, 6), (24, 18, 7, 5),
+                 (2, 24, 8, 5), (11, 24, 9, 5), (21, 24, 8, 5)]
+    for sx, sy, sw, sh in revetment:
+        c.rect(x0 + sx, sy, sw, sh, stone)
+        c.rect(x0 + sx, sy, sw, 1, stone_light)
+        c.rect(x0 + sx, sy + sh - 1, sw, 1, stone_dark)
+    c.rect(x0 + 1, 29, 30, 2, (96, 96, 92, 255))
+
     return c
 
 
@@ -943,7 +955,7 @@ def build_interior_atlas():
 def main():
     ASSET_DIR.mkdir(parents=True, exist_ok=True)
     targets = [
-        ("jiangnan-world.png", build_world_atlas(), 992, 32),
+        ("jiangnan-world.png", build_world_atlas(), 1024, 32),
         ("jiangnan-characters.png", build_character_atlas(), 3840, 48),
         ("jiangnan-interior.png", build_interior_atlas(), 392, 96),
     ]