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scenes/interactivity_outline.gdshader

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+shader_type spatial;
+render_mode blend_mix, cull_front, unshaded;
+
+uniform vec4 color : source_color = vec4(1,0,0,1);
+uniform float size : hint_range(1.0, 1.5, 0.01) = 1.05;
+
+void vertex() {
+	VERTEX *= size;
+}
+
+void fragment() {
+	ALBEDO = color.rgb;
+	ALPHA = color.a;
+}