From: kub <derkub@gmail.com>
Date: Sun, 16 Feb 2025 20:10:24 +0000 (+0100)
Subject: core vdp, fix palette in layer A window rendering
X-Git-Tag: v2.04~48
X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1a143123047b365ef37131217efa7e8635727ef5;p=picodrive.git

core vdp, fix palette in layer A window rendering
---

diff --git a/pico/draw.c b/pico/draw.c
index fde65e74..b62333c5 100644
--- a/pico/draw.c
+++ b/pico/draw.c
@@ -643,12 +643,12 @@ static void DrawWindow(int tstart, int tend, int prio, int sh,
       if (code==blank) continue;
 
       dx = 8 + (tilex << 3);
-
       DrawTile(~0,yshift,ymask,code,0);
     }
   }
   else
   {
+    sh <<= 6;
     for (; tilex < tend; tilex++)
     {
       int dx, pal;
@@ -659,18 +659,15 @@ static void DrawWindow(int tstart, int tend, int prio, int sh,
         continue;
       }
 
-      pal=((code>>9)&0x30);
-
       if (prio) {
         int *zb = (int *)(est->HighCol+8+(tilex<<3));
         *zb++ &= 0x7f7f7f7f;
         *zb   &= 0x7f7f7f7f;
-      } else {
-        pal |= 0x80;
       }
       if(code==blank) continue;
-      dx = 8 + (tilex << 3);
 
+      sh = (sh & ~0x80) | (prio << 7);
+      dx = 8 + (tilex << 3);
       DrawTile(~0,yshift,ymask,code,0);
     }
   }