From 8679e817eeb65821acfda56cc0260e725d91e0e5 Mon Sep 17 00:00:00 2001
From: Henry <hfabulous@gmail.com>
Date: Sat, 7 Mar 2026 14:13:15 +0000
Subject: [PATCH] Added underpinnings for advanced screen flash; tweaked
 default values for existing screen flash.

---
 scenes/boss.gd                    |  4 ++--
 scenes/main.gd                    |  2 +-
 scenes/wave.gd                    |  8 ++++----
 shaders/flash_screen.gdshader     | 15 +++++++++++++++
 shaders/flash_screen.gdshader.uid |  1 +
 5 files changed, 23 insertions(+), 7 deletions(-)
 create mode 100644 shaders/flash_screen.gdshader
 create mode 100644 shaders/flash_screen.gdshader.uid

diff --git a/scenes/boss.gd b/scenes/boss.gd
index c9cc93d..a1fd288 100644
--- a/scenes/boss.gd
+++ b/scenes/boss.gd
@@ -62,7 +62,7 @@ func boss_horse():
   if heart_taken == false:
     print("Boss horse!")
     await get_tree().create_timer(2).timeout
-    EventBus.flash_screen.emit(.25)
+    EventBus.flash_screen.emit(.15)
     $Heart.hide()
     $Heart.monitoring = false
     $Sprite2D.frame = 7
@@ -71,7 +71,7 @@ func boss_horse():
     var horse_player = $Horse/AnimationPlayer
     horse_player.play("run")
     await get_tree().create_timer(10).timeout
-    EventBus.flash_screen.emit(.25)
+    EventBus.flash_screen.emit(.15)
     $Horse.hide()
     $Horse.end()
     await get_tree().create_timer(5).timeout
diff --git a/scenes/main.gd b/scenes/main.gd
index 1a237ef..eb5d139 100644
--- a/scenes/main.gd
+++ b/scenes/main.gd
@@ -184,7 +184,7 @@ func _on_win_game(value: int):
       start_button.show()
       
     
-func _on_flash_screen(duration: float):
+func _on_flash_screen(duration: float = .25):
     print("flash!")
     $CanvasLayer/ColorRect.visible = true
     await get_tree().create_timer(duration).timeout
diff --git a/scenes/wave.gd b/scenes/wave.gd
index ba90144..6611b2b 100644
--- a/scenes/wave.gd
+++ b/scenes/wave.gd
@@ -53,11 +53,11 @@ func spawn_enemies():
               enemy_count = rows_mod * cols_mod
               await get_tree().process_frame
               
-    if wave_count == 2  : #This if for Mirror
+    if wave_count == 2: #This if for Mirror
       print("Enemy Wave: ", wave_count)
       
       # Spawn Table
-      EventBus.flash_screen.emit(.25)
+      EventBus.flash_screen.emit(.15)
       var t = TABLE.instantiate()
       add_child(t)
       t.position = Vector2(screensize.x / 2, position.y + 125)
@@ -67,7 +67,7 @@ func spawn_enemies():
       ts.play()
       ts = t.get_child(0)
       ts.frame = 1
-      EventBus.flash_screen.emit(.25)
+      EventBus.flash_screen.emit(.15)
       await get_tree().create_timer(1.5).timeout
       
       # Spawn Mirror
@@ -89,7 +89,7 @@ func spawn_enemies():
       s.start_all_animations()
   
       
-    if wave_count == 3   : #This is for Boss
+    if wave_count == 3: #This is for Boss
      
     # Hide the player 
      
diff --git a/shaders/flash_screen.gdshader b/shaders/flash_screen.gdshader
new file mode 100644
index 0000000..a800786
--- /dev/null
+++ b/shaders/flash_screen.gdshader
@@ -0,0 +1,15 @@
+shader_type canvas_item;
+
+uniform vec4 flash_color : source_color = vec4(1.0, 0.0, 0.0, 1.0); 
+uniform float intensity : hint_range(0.0, 1.0) = 0.0; 
+uniform float edge_power : hint_range(0.1, 4.0) = 2.5; 
+uniform float inner_ratio : hint_range(0.0, 1.0) = 0.75; 
+uniform float feather : hint_range(0.01, 1.0) = 0.4; 
+
+void fragment() { 
+    vec2 uv = UV * 2.0 - 1.0; 
+    float dist = length(uv); 
+    float a = smoothstep(inner_ratio, inner_ratio + feather, dist); 
+    a = pow(a, edge_power); 
+    COLOR = vec4(flash_color.rgb, a * flash_color.a * intensity); 
+}
diff --git a/shaders/flash_screen.gdshader.uid b/shaders/flash_screen.gdshader.uid
new file mode 100644
index 0000000..d4fc5ab
--- /dev/null
+++ b/shaders/flash_screen.gdshader.uid
@@ -0,0 +1 @@
+uid://d1nem2giyx0sy