feat(desktop): P26 民居立面第二变体（挑檐/木格栅窗/院门）沿河沿路交替

1 files changed, 62 insertions, 3 deletions

diff --git a/scripts/make-jiangnan-art.py b/scripts/make-jiangnan-art.py
index 9abb4b8..54805ab 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     800x32  (25 ground/prop tiles, 32px each)
+  jiangnan-world.png     992x32  (31 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(896, 32)
+    c = Canvas(992, 32)
     tile = 32
 
     def slot(index):
@@ -547,6 +547,65 @@ def build_world_atlas():
     c.rect(x0 + 3, 23, 26, 6, (83, 52, 39, 255))
     c.outline(x0, 0, 32, 32)
 
+    # --- P26 house facade variant B: projecting eave, lattice window, courtyard gate.
+    # Same baked-atlas pipeline as every other tile; the renderer only blits these cells.
+
+    # slot(28) 屋檐挑出 (projecting eave): tiled roof band over an exposed wooden lip.
+    x0 = slot(28)
+    c.rect(x0, 0, 32, 13, roof_dark)
+    for x in range(0, 32, 8):
+        c.rect(x0 + x, 0, 1, 13, roof)
+    for x in range(4, 32, 8):
+        c.rect(x0 + x, 0, 1, 13, roof)
+    c.rect(x0, 2, 32, 1, roof_light)
+    c.rect(x0, 12, 32, 1, roof)
+    c.rect(x0, 13, 32, 3, wood)
+    c.rect(x0, 13, 32, 1, wood_light)
+    c.rect(x0, 15, 32, 1, wood_dark)
+    for rx in (3, 10, 17, 24):
+        c.rect(x0 + rx, 13, 2, 5, wood_dark)
+    c.rect(x0, 18, 32, 4, (23, 31, 34, 80))
+
+    # slot(29) 木格栅窗 (lattice window): wooden posts + fine grid muntins.
+    x0 = slot(29)
+    c.rect(x0, 0, 32, 32, wall)
+    c.rect(x0, 0, 32, 3, wood)
+    c.rect(x0, 0, 32, 1, wood_light)
+    c.rect(x0, 3, 32, 1, wood_dark)
+    for post_x in (0, 29):
+        c.rect(x0 + post_x, 0, 3, 32, wood)
+        c.rect(x0 + post_x, 0, 1, 32, wood_light)
+        c.rect(x0 + post_x + 2, 0, 1, 32, wood_dark)
+    c.rect(x0 + 6, 7, 20, 18, (94, 66, 40, 255))
+    c.rect(x0 + 8, 9, 16, 14, (61, 45, 49, 255))
+    for lx in (12, 16, 20):
+        c.rect(x0 + lx, 9, 1, 14, wall_seam)
+    for ly in (14, 18):
+        c.rect(x0 + 8, ly, 16, 1, wall_seam)
+    c.rect(x0 + 6, 7, 20, 1, wood_light)
+    c.rect(x0 + 3, 28, 26, 4, (128, 128, 126, 255))
+    c.rect(x0 + 3, 28, 26, 1, (150, 150, 146, 255))
+
+    # slot(30) 院门 (courtyard gate): tiled lintel cap, double doors, brass rings.
+    x0 = slot(30)
+    c.rect(x0, 0, 32, 32, wall)
+    c.rect(x0, 0, 32, 3, wood)
+    c.rect(x0, 0, 32, 1, wood_light)
+    c.rect(x0, 3, 32, 1, wood_dark)
+    c.rect(x0 + 3, 4, 26, 4, roof_dark)
+    c.rect(x0 + 3, 4, 26, 1, roof_light)
+    c.rect(x0 + 1, 8, 30, 2, roof)
+    c.rect(x0 + 1, 9, 30, 1, roof_dark)
+    c.rect(x0 + 5, 10, 22, 18, (94, 66, 40, 255))
+    c.rect(x0 + 7, 12, 18, 16, wood)
+    c.rect(x0 + 7, 12, 18, 1, wood_light)
+    c.rect(x0 + 15, 12, 2, 16, wood_dark)
+    c.rect(x0 + 9, 15, 5, 4, wood_dark)
+    c.rect(x0 + 18, 15, 5, 4, wood_dark)
+    c.rect(x0 + 13, 20, 2, 2, (196, 158, 74, 255))
+    c.rect(x0 + 17, 20, 2, 2, (196, 158, 74, 255))
+    c.rect(x0 + 6, 28, 20, 3, (83, 52, 39, 255))
+
     return c
 
 
@@ -884,7 +943,7 @@ def build_interior_atlas():
 def main():
     ASSET_DIR.mkdir(parents=True, exist_ok=True)
     targets = [
-        ("jiangnan-world.png", build_world_atlas(), 896, 32),
+        ("jiangnan-world.png", build_world_atlas(), 992, 32),
         ("jiangnan-characters.png", build_character_atlas(), 3840, 48),
         ("jiangnan-interior.png", build_interior_atlas(), 392, 96),
     ]