鉴定改版：风扇数、供电口、丝印、序列号四项真伪依据在前，假卡依据各自独立（平均 1.5 项）；指南去档次、去卖家说法

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

art/big.py

@@ -136,9 +136,10 @@ def fan(c, cx, cy, accent, accent_dark, R=None):
         c.put(sx, sy, 'g')
 
 
-def gpu_front(accent, accent_dark, brand_text, tier=1, burnt=False):
+def gpu_front(accent, accent_dark, brand_text, tier=1, burnt=False, count=None, pin=None):
     """tier 决定实物特征：风扇数（1/2/3/3）与供电口（6 针 / 8 针 / 8 针 / 双 8 针）。"""
-    count = (1, 2, 3, 3)[tier]
+    count = count or (1, 2, 3, 3)[tier]
+    pin = (0, 1, 1, 2)[tier] if pin is None else pin
     fans, R = FAN_LAYOUT[count]
     c = Canvas(BW, BH)
     bracket(c)
@@ -180,7 +181,7 @@ def gpu_front(accent, accent_dark, brand_text, tier=1, burnt=False):
         c.rect(x, 7, x + 6, y0 - 1, 'p'); c.rect(x, 7, x + 1, y0 - 1, 'h' if i == 0 else 'p')
         c.rect(x + 5, 7, x + 6, y0 - 1, 'q'); c.rect(x, 7, x + 6, 7, 'q')
     # 供电口：低端 6 针；中端、高端 8 针；旗舰两个 8 针
-    for left, pins in ((((118, 6),) if tier == 0 else ((112, 8),) if tier < 3 else ((78, 8), (126, 8)))):
+    for left, pins in ((((118, 6),) if pin == 0 else ((112, 8),) if pin == 1 else ((78, 8), (126, 8)))):
         right = left + pins * 5 + 2
         c.rect(left, 5, right, y0 - 1, 'n'); c.rect(left, 5, right, 6, 'z')
         for i in range(pins):
@@ -416,6 +417,9 @@ BIG = {}
 for _b, (_a, _ad, _t) in {'probidia': ('G', 'g2', 'PROBIDIA'), 'pmd': ('R', 'r2', 'PMD')}.items():
     for _tier in range(4):
         BIG['gpu_big_%s_f_t%d' % (_b, _tier)] = (lambda a=_a, ad=_ad, t=_t, k=_tier: gpu_front(a, ad, t, k))
+    for _pin in range(3):                                      # 供电口与风扇数各自独立（假卡可以只对不上其中一项）
+        for _n in range(1, 4):
+            BIG['gpu_big_%s_f_p%dn%d' % (_b, _pin, _n)] = (lambda a=_a, ad=_ad, t=_t, p=_pin, n=_n: gpu_front(a, ad, t, 1, count=n, pin=p))
     BIG['gpu_big_%s_b' % _b] = (lambda a=_a, ad=_ad: gpu_back(a, ad))
 BIG['gpu_big_burnt_f'] = lambda: gpu_front('e', 'c', 'PROBIDIA', 1, burnt=True)
 BIG['gpu_big_burnt_b'] = lambda: gpu_back('e', 'c', burnt=True)