My first 3D game with Godot 4.4

mob/spawner/spawner_halo.gdshader

@@ -0,0 +1,17 @@
+shader_type spatial;
+uniform vec3 color : source_color;
+
+float fresnel(float amount, vec3 normal, vec3 view)
+{
+	return pow((1.0 - clamp(dot(normalize(normal), normalize(view)), 0.0, 1.0 )), amount);
+}
+
+
+void fragment() {
+	float f = fresnel(0.8, NORMAL, VIEW);
+	float wave = abs((sin((UV.y - TIME * 0.1) * 10.0 * PI) + 1.0) / 2.0);
+	ALBEDO = color;
+	EMISSION = color * 2.0;
+	ALPHA = step(UV.y, wave) * (1.0 - UV.y) * (1.0 - f);
+	
+}