shaders!

resources/level_2.gdshader

@@ -0,0 +1,17 @@
+shader_type canvas_item;
+
+void vertex() {
+	// Called for every vertex the material is visible on.
+}
+
+void fragment() {
+	vec4 existing_color = texture(TEXTURE, UV);
+	vec3 grayscale_color = vec3((existing_color.r + existing_color.g + existing_color.b)/3.0);
+	COLOR.rgb = grayscale_color;
+	COLOR.a = existing_color.a;
+}
+
+//void light() {
+//	// Called for every pixel for every light affecting the CanvasItem.
+//	// Uncomment to replace the default light processing function with this one.
+//}