From e4d09c6d46d5cfe08e60b38a122009ba0ba62f09 Mon Sep 17 00:00:00 2001
From: Pecusx <Pecus@poczta.fm>
Date: Tue, 18 Mar 2025 09:21:57 +0100
Subject: [PATCH] Randomize birds start

---
 art/anim_exported.asm |  34 +++++++++++++++++-----------------
 lumber.asm            |  11 +++++++++--
 lumber.xex            | Bin 24685 -> 24697 bytes
 3 files changed, 26 insertions(+), 19 deletions(-)

diff --git a/art/anim_exported.asm b/art/anim_exported.asm
index aebb0b3..8f475d7 100644
--- a/art/anim_exported.asm
+++ b/art/anim_exported.asm
@@ -10,26 +10,26 @@ skyp1c7 = $1A
 skyp1c8 = $B4
 skyp1c9 = $BA
 power_bar
-  dta $84,$01,$01,$01,$01,$01,$8E,$86,$01,$01,$01,$1D,$9E,$9F,$A0,$A1,$A2,$A3,$A4,$A5,$26,$01,$01,$84,$8D,$01,$01,$01,$01,$01,$01,$85
-  dta $84,$01,$01,$01,$01,$01,$8E,$86,$01,$02,$0B,$0B,$0B,$0B,$0B,$0B,$87,$87,$87,$87,$87,$87,$0C,$84,$8D,$01,$01,$01,$01,$01,$01,$85
+  dta $A8,$8D,$01,$01,$01,$01,$8E,$86,$01,$01,$01,$1D,$9E,$9F,$A0,$A1,$A2,$A3,$A4,$A5,$26,$01,$01,$84,$8D,$01,$01,$01,$01,$01,$01,$85
+  dta $A8,$8D,$01,$01,$01,$01,$8E,$86,$01,$02,$0B,$0B,$0B,$0B,$0B,$0B,$87,$87,$87,$87,$87,$87,$0C,$84,$8D,$01,$01,$01,$01,$01,$01,$85
 branch0
-  dta $84,$01,$01,$01,$01,$01,$8E,$86,$01,$01,$01,$1D,$9E,$9F,$A0,$A1,$A2,$A3,$A4,$A5,$26,$01,$01,$84,$8D,$01,$01,$01,$01,$01,$01,$85
-  dta $84,$01,$01,$01,$01,$01,$8E,$86,$01,$01,$01,$1D,$9E,$9F,$A0,$A1,$A2,$A3,$A4,$A5,$26,$01,$01,$84,$8D,$01,$01,$01,$01,$01,$01,$85
-  dta $84,$01,$01,$01,$01,$01,$8E,$86,$01,$01,$01,$1D,$9E,$9F,$A0,$A1,$A2,$A3,$A4,$A5,$26,$01,$01,$84,$8D,$01,$01,$01,$01,$01,$01,$85
-  dta $84,$01,$01,$01,$01,$01,$8E,$86,$01,$01,$01,$1D,$9E,$9F,$A0,$A1,$A2,$A3,$A4,$A5,$26,$01,$01,$84,$8D,$01,$01,$01,$01,$01,$01,$85
-  dta $84,$01,$01,$01,$01,$01,$8E,$86,$01,$01,$01,$1D,$9E,$9F,$A0,$A1,$A2,$A3,$A4,$A5,$26,$01,$01,$84,$8D,$01,$01,$01,$01,$01,$01,$85
+  dta $A8,$8D,$01,$01,$01,$01,$8E,$86,$01,$01,$01,$1D,$9E,$9F,$A0,$A1,$A2,$A3,$A4,$A5,$26,$01,$01,$84,$8D,$01,$01,$01,$01,$01,$01,$85
+  dta $A8,$8D,$01,$01,$01,$01,$8E,$86,$01,$01,$01,$1D,$9E,$9F,$A0,$A1,$A2,$A3,$A4,$A5,$26,$01,$01,$84,$8D,$01,$01,$01,$01,$01,$01,$85
+  dta $A8,$8D,$01,$01,$01,$01,$8E,$86,$01,$01,$01,$1D,$9E,$9F,$A0,$A1,$A2,$A3,$A4,$A5,$26,$01,$01,$84,$8D,$01,$01,$01,$01,$01,$01,$85
+  dta $A8,$8D,$01,$01,$01,$01,$8E,$86,$01,$01,$01,$1D,$9E,$9F,$A0,$A1,$A2,$A3,$A4,$A5,$26,$01,$01,$84,$8D,$01,$01,$01,$01,$01,$01,$85
+  dta $A8,$8D,$01,$01,$01,$01,$8E,$86,$01,$01,$01,$1D,$9E,$9F,$A0,$A1,$A2,$A3,$A4,$A5,$26,$01,$01,$84,$8D,$01,$01,$01,$01,$01,$01,$85
 branch1
-  dta $84,$01,$01,$01,$01,$01,$8E,$86,$01,$01,$01,$1D,$9E,$9F,$A0,$A1,$A2,$A3,$A4,$A5,$B4,$C3,$C4,$C5,$C6,$C7,$C8,$C9,$CA,$01,$01,$85
-  dta $84,$01,$01,$01,$01,$01,$8E,$86,$01,$01,$01,$1D,$9E,$9F,$A0,$A1,$A2,$A3,$A4,$A5,$B5,$CB,$CC,$CD,$CE,$CF,$01,$01,$01,$01,$01,$85
-  dta $84,$01,$01,$01,$01,$01,$8E,$86,$01,$01,$01,$1D,$9E,$9F,$A0,$A1,$A2,$A3,$A4,$A5,$26,$01,$01,$84,$8D,$01,$01,$01,$01,$01,$01,$85
-  dta $84,$01,$01,$01,$01,$01,$8E,$86,$01,$01,$01,$1D,$9E,$9F,$A0,$A1,$A2,$A3,$A4,$A5,$26,$01,$01,$84,$8D,$01,$01,$01,$01,$01,$01,$85
-  dta $84,$01,$01,$01,$01,$01,$8E,$86,$01,$01,$01,$1D,$9E,$9F,$A0,$A1,$A2,$A3,$A4,$A5,$26,$01,$01,$84,$8D,$01,$01,$01,$01,$01,$01,$85
+  dta $A8,$8D,$01,$01,$01,$01,$8E,$86,$01,$01,$01,$1D,$9E,$9F,$A0,$A1,$A2,$A3,$A4,$A5,$B4,$C3,$C4,$C5,$C6,$C7,$C8,$C9,$CA,$01,$01,$85
+  dta $A8,$8D,$01,$01,$01,$01,$8E,$86,$01,$01,$01,$1D,$9E,$9F,$A0,$A1,$A2,$A3,$A4,$A5,$B5,$CB,$CC,$CD,$CE,$CF,$01,$01,$01,$01,$01,$85
+  dta $A8,$8D,$01,$01,$01,$01,$8E,$86,$01,$01,$01,$1D,$9E,$9F,$A0,$A1,$A2,$A3,$A4,$A5,$26,$01,$01,$84,$8D,$01,$01,$01,$01,$01,$01,$85
+  dta $A8,$8D,$01,$01,$01,$01,$8E,$86,$01,$01,$01,$1D,$9E,$9F,$A0,$A1,$A2,$A3,$A4,$A5,$26,$01,$01,$84,$8D,$01,$01,$01,$01,$01,$01,$85
+  dta $A8,$8D,$01,$01,$01,$01,$8E,$86,$01,$01,$01,$1D,$9E,$9F,$A0,$A1,$A2,$A3,$A4,$A5,$26,$01,$01,$84,$8D,$01,$01,$01,$01,$01,$01,$85
 branch2
-  dta $84,$01,$01,$B6,$B7,$B8,$B9,$BA,$BB,$BC,$BD,$AB,$9E,$9F,$A0,$A1,$A2,$A3,$A4,$A5,$26,$01,$01,$84,$8D,$01,$01,$01,$01,$01,$01,$85
-  dta $84,$01,$01,$01,$01,$01,$BE,$BF,$C0,$C1,$C2,$AA,$9E,$9F,$A0,$A1,$A2,$A3,$A4,$A5,$26,$01,$01,$84,$8D,$01,$01,$01,$01,$01,$01,$85
-  dta $84,$01,$01,$01,$01,$01,$8E,$86,$01,$01,$01,$1D,$9E,$9F,$A0,$A1,$A2,$A3,$A4,$25,$26,$01,$01,$84,$8D,$01,$01,$01,$01,$01,$01,$85
-  dta $84,$01,$01,$01,$01,$01,$8E,$86,$01,$01,$01,$1D,$9E,$9F,$A0,$A1,$A2,$A3,$A4,$25,$26,$01,$01,$84,$8D,$01,$01,$01,$01,$01,$01,$85
-  dta $84,$01,$01,$01,$01,$01,$8E,$86,$01,$01,$01,$1D,$1E,$9F,$A0,$A1,$A2,$A3,$A4,$25,$26,$01,$01,$84,$8D,$01,$01,$01,$01,$01,$01,$85
+  dta $A8,$8D,$01,$B6,$B7,$B8,$B9,$BA,$BB,$BC,$BD,$AB,$9E,$9F,$A0,$A1,$A2,$A3,$A4,$A5,$26,$01,$01,$84,$8D,$01,$01,$01,$01,$01,$01,$85
+  dta $A8,$8D,$01,$01,$01,$01,$BE,$BF,$C0,$C1,$C2,$AA,$9E,$9F,$A0,$A1,$A2,$A3,$A4,$A5,$26,$01,$01,$84,$8D,$01,$01,$01,$01,$01,$01,$85
+  dta $A8,$8D,$01,$01,$01,$01,$8E,$86,$01,$01,$01,$1D,$9E,$9F,$A0,$A1,$A2,$A3,$A4,$25,$26,$01,$01,$84,$8D,$01,$01,$01,$01,$01,$01,$85
+  dta $A8,$8D,$01,$01,$01,$01,$8E,$86,$01,$01,$01,$1D,$9E,$9F,$A0,$A1,$A2,$A3,$A4,$25,$26,$01,$01,$84,$8D,$01,$01,$01,$01,$01,$01,$85
+  dta $A8,$8D,$01,$01,$01,$01,$8E,$86,$01,$01,$01,$1D,$1E,$9F,$A0,$A1,$A2,$A3,$A4,$25,$26,$01,$01,$84,$8D,$01,$01,$01,$01,$01,$01,$85
 
 last_line_r
 phase1rp1c0 = $CE
diff --git a/lumber.asm b/lumber.asm
index 69b5c60..8b48fb5 100644
--- a/lumber.asm
+++ b/lumber.asm
@@ -40,7 +40,7 @@ display = $a000
     .zpvar DLI_A DLI_X dliCount .byte
     .zpvar RMT_blocked noSfx SFX_EFFECT .byte
     .zpvar AutoPlay .byte   ; Auto Play flag ($80 - auto)
-    .zpvar birdsHpos    .byte
+    .zpvar birdsHpos    .byte   ; 0 - no birds on screen 
      ; PMG registers for sprites over horizon	
     .zpvar HPOSP0_u   .byte	
     .zpvar HPOSP1_u   .byte	
@@ -158,6 +158,13 @@ screen_level = gamescreen_middle+9*32+13
     pla
     tax
     ; fly birds
+    lda birdsHpos
+    bne fly_birds
+    ; if no birds then randomize new birds start
+    lda RANDOM
+    and #%11111100  ;   1:64
+    bne no_birds
+fly_birds
     lda RTCLOK+2
     and #%00000011
     bne no_wings_change
@@ -179,7 +186,7 @@ screen_level = gamescreen_middle+9*32+13
 wings_phase_a
     jsr PrepareBirdsCloudsPM.bird_a
 no_wings_change    
-
+no_birds
     lda StateFlag
     bne wait_for_timer
     ; only during game
diff --git a/lumber.xex b/lumber.xex
index 12ca874aaae065f0608d20fe27d497de7c0f44f3..d665c70f02f68fe8cebb684e07deeebe221e61a0 100644
GIT binary patch
delta 3529
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delta 3412
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