git.y1.nz

commit 9c958a1cb46b7b0ba9e5fc4e2533d08fc7d40320
parent 3cb04e88d1e3b77a48427ea8bc1224e90634f4fe
Author: Lior Halphon <LIJI32@gmail.com>
Date:   Fri, 21 Mar 2025 22:52:55 +0200

More accurate OAM randomization

Diffstat:
M
Core/gb.c
5
+----

1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/Core/gb.c b/Core/gb.c
@@ -1549,7 +1549,7 @@ static void reset_ram(GB_gameboy_t *gb)
         case GB_MODEL_SGB_PAL_NO_SFC: /* Unverified */
         case GB_MODEL_SGB2:
         case GB_MODEL_SGB2_NO_SFC:
-            for (unsigned i = 0; i < 8; i++) {
+            for (unsigned i = 0; i < sizeof(gb->oam); i++) {
                 if (i & 2) {
                     gb->oam[i] = GB_random() & GB_random() & GB_random();
                 }
@@ -1557,9 +1557,6 @@ static void reset_ram(GB_gameboy_t *gb)
                     gb->oam[i] = GB_random() | GB_random() | GB_random();
                 }
             }
-            nounroll for (unsigned i = 8; i < sizeof(gb->oam); i++) {
-                gb->oam[i] = gb->oam[i - 8];
-            }
             break;
     }
     

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