From ea31c0836bc2cf0f255179ab79a5dd8ebf67df03 Mon Sep 17 00:00:00 2001
From: RochesterX <trevorisaacmaze@gmail.com>
Date: Wed, 18 Mar 2026 20:47:38 -0400
Subject: [PATCH] Tiles are updating

---
 plat.nes | Bin 40976 -> 40976 bytes
 plat.s   |  30 +++++++++++++++++++++++-------
 2 files changed, 23 insertions(+), 7 deletions(-)

diff --git a/plat.nes b/plat.nes
index 2516194a4eb61d55818cfd62e4e2348eefcb8a15..40f80265618c61cfda6db0e07bfd5947fc1b241d 100644
GIT binary patch
delta 794
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cuhHO+4}DOgbNp53Kd&}g>oR)W3Y8`N6Xat%R{#J2

delta 783
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diff --git a/plat.s b/plat.s
index d59222a..e5da8a6 100644
--- a/plat.s
+++ b/plat.s
@@ -415,7 +415,9 @@ frame_counter: .res 1
 last_frame_jumped: .res 1
 last_frame_moving: .res 1
 
+column_pattern:    .res 1
 tile_update_pos_r: .res 1
+tile_update_pos_l: .res 1
 
 pointer:           .res 2
 
@@ -1474,13 +1476,19 @@ check_column_update:
 
     cmp tile_update_pos_r
     bne :+
+        ; Load column pattern
+        lda tile_update_pos_r
+        sta column_pattern
+
+        ; Apply pattern
         jsr update_nmt_column
+
+        ; Increment tile_update_pos_r
         lda tile_update_pos_r
         clc
         adc #1
         and #%00011111
         sta tile_update_pos_r
-
     :
 
     rts
@@ -1492,7 +1500,7 @@ update_nmt_column:
         lda tile_update_pos_r
         clc
         ; Add offset in tiles from left edge of screen
-        adc #8
+        adc #16
         sta var_n
 
         ; Nametable base
@@ -1532,15 +1540,23 @@ update_nmt_column:
         clc
         adc var_p
         tay
+
+
         ; Specifies what tile gets written to the column
-        lda #%10110001
-        sty var_m
+        lda column_pattern
+        rol
+        stx var_m
         :
-            lsr
+            ror
             dec var_m
-            bne :-
-        
+            dec var_m
+            bpl :-
+
         and #%00000001
+        cmp #0
+        beq :+
+            ora #%10000000
+        :
         sta (pointer), Y
 
         and #%01111111