From 4459bba6a71effc49061cb15181882b0ee89569c Mon Sep 17 00:00:00 2001
From: Trevor Maze <rochesterx@rochesterx.dev>
Date: Thu, 19 Feb 2026 13:07:55 -0500
Subject: [PATCH] Duplicate nametables

---
 plat.nes | Bin 40976 -> 40976 bytes
 plat.s   |  32 +++++++++++++++++++++++---------
 2 files changed, 23 insertions(+), 9 deletions(-)

diff --git a/plat.nes b/plat.nes
index d82b3832b599c57a1ca1b8d43652586e98bcfd16..9cc6a38c0246b5fa708f319b25cb5b562748f06b 100644
GIT binary patch
delta 717
zcmZ`$O=uHA7~PrdZqi*z)^^birp;)3v4Z5FG&w1P7-0_{ix>3}G}faRPu(Ot8&nn|
zqu7H&3{1#|6bm_t267P$cvw#!L|BBD6faTm;6?rNQ_~(g10TFM?|pB+nMxN|x_B#t
z&c7?a6vTc&D!<7668T|y7wIgW^8}ip^W<k?6BC{=@(7?vKG`H$<O<2Ld+1d9I9Jl!
zq8r9;45xP^ZV0<7Hd}=;Jwiizbk4QYR!{IH@3Q%pb<s)mm3>3m)Ew;zgBh;PSX47t
zilADjT1_B3Ht<>v@uM^f<R7Z>1YIEC*>!y7OsmMFMqZ;)(8wtft{No^!$whlqK5_%
z?>CKsd>%;l5nn|s>{uujU#8@oL%vW_q~>Y~>I5#c8==fPG>OBg-cmgtARl{6u1q`u
zN>!){kFt*LX{2o%IlbAbI5mkpvzr~O?1o9FFsyf){Xp|SA1W=5q@{h*58as0A@y2S
z*vQtHD(aUiPQ#NRrSZltQ@!(KA5@f_4pj93H6dS3Np?$IJW`MM>2QdU`Lx7r@r7D9
z0>PKlyOMc<ot2WAwmlvLUTk(lfd#+xUfq(Z3ipZCjlN?9Xs~$`kinIy`#F0kCBqXp
zdo7VnYoamo5##Q7Q=R`044Z$ck(c+58lyKHWiwTtx*>i~a?ri%9OAw$FCwq~SYCV3
IRxFwP17I%<_y7O^

delta 658
zcmZ`%&ubGw6yDkFk9Gpvsafn)llECpBGQ1D7CcB1thfjN1W|%UYpaJI3N203eH#!L
z0&`V_kO|p9p(Q5|fqGC3UV2cx=9u=BA|AXHXVaFZqBHQ|eSGhG-+MFVUA?@kZ_kpO
z_0l`d=yss|3l=uvun^tG3z&*DOk)NPHnwz-X`UyTh8-Wqiju-(u}G%ITuDP)4@dNw
z{h=_She_S5Zb&M&$R*MgU&s~mT^x}4>`%X~^@b%IE+F%!i;`ViM^@3`bBwbJk)!A+
z@Ccbq;{<#akMz6Ot3~PXJVQrutgNBjIB*mfIP!9v^oF9}IHKqo1&VL_Ju)pO64`Nz
zkO|-;LJqwLn<}29R6I${nre~=#7-hLCw!iB8?Du#V#2cDXf2dN8(J^o__WdOu)QA@
z?e%=%MhyO@F7~NQ!ZL2mtp@eTRE+wEmnC#tYXd2zIafh%&Os+&cm|4P<Ep3{Zyla9
zYP_TESu^{lHzn?yleX~t9>ptj@>b)a+5ngI9BmDG-r&!UFS;_R9^y2u_pKibv`t7x
zX9D8T9AEFMTI(O=K&?0>U8;^!`$V@br1A1=yc_Ti=?&-%bc>sx+PA$s!T+@{N>}|Q
VDguj>TJyd2d_^$ZZPJ1Te*oqv@819b

diff --git a/plat.s b/plat.s
index 2d17f4c..8757f94 100644
--- a/plat.s
+++ b/plat.s
@@ -365,6 +365,8 @@ main:
     adc #1
     sta frame_counter
 
+    sta scroll_x
+
 
     jsr controller
     jsr movement
@@ -392,6 +394,8 @@ draw_player:
     cmp #0
     bne :+
         lda player_pos_x
+        sec
+        sbc scroll_x
         sta oam + (4 * 1) + 3
         sta oam + (4 * 3) + 3
         sec
@@ -401,6 +405,8 @@ draw_player:
         jmp :++
     :
         lda player_pos_x
+        sec
+        sbc scroll_x
         sta oam + (4 * 0) + 3
         sta oam + (4 * 2) + 3
         sec
@@ -753,8 +759,16 @@ setup_background:
 		dey
 		bne :--
 
+    lda #0
+    sta var_o
+    @nametable_start:
     lda $2002
-    lda #$20
+    lda #$24
+    ldx var_o
+    cpx #1
+    bne :+
+        lda #$24
+    :
     sta $2006
     lda #$00
     sta $2006
@@ -931,6 +945,14 @@ setup_background:
         cpy #8
         bne :--
 
+    ldx var_o
+    cpx #$20
+    bne :+
+        ldx #$24
+        stx var_o
+        jmp @nametable_start
+    :
+
     rts
 
 mul_x:
@@ -1072,8 +1094,6 @@ downward_collision_check:
     sta var_n
     @begin_check:
     lda player_pos_x
-    clc
-    adc scroll_x
     ldx var_n
     cpx #0
     bne :+
@@ -1143,8 +1163,6 @@ upward_collision_check:
     sta var_n
     @begin_check:
     lda player_pos_x
-    clc
-    adc scroll_x
     ldx var_n
     cpx #0
     bne :+
@@ -1215,8 +1233,6 @@ right_collision_check:
     sta var_n
     @begin_check:
     lda player_pos_x
-    clc
-    adc scroll_x
     ; divide by 16
     clc
     adc #8
@@ -1286,8 +1302,6 @@ left_collision_check:
     sta var_n
     @begin_check:
     lda player_pos_x
-    clc
-    adc scroll_x
     ; divide by 16
     sec
     sbc #8