add initial project files and configurations, including EventBus, systems, and resources

Shaders/TunnelVision.gdshader

@@ -0,0 +1,20 @@
+shader_type canvas_item;
+
+uniform float vignette_intensity : hint_range(0.0, 1.0) = 0.0;
+uniform vec4 vignette_color : source_color = vec4(0.0, 0.0, 0.0, 1.0);
+
+void fragment() {
+    vec2 center = vec2(0.5, 0.5);
+    
+    float dist = distance(UV, center);
+    
+    float radius = 0.8 - (vignette_intensity * 0.7); 
+    
+    float softness = 0.2;
+    
+    float vignette = smoothstep(radius, radius - softness, dist);
+    
+    float alpha = 1.0 - vignette;
+    
+    COLOR = vec4(vignette_color.rgb, alpha * vignette_intensity * 1.5);
+}