application component state switches, chromatic aberration post process filter, minor ai logic tweaks, minor cab controls tweaks, minor bug fixes

shaders/postfx_chromaticaberration.frag

@@ -0,0 +1,21 @@
+in vec2 f_coords;
+
+layout(location = 0) out vec4 out_color;
+
+#texture (color_tex, 0, RGB)
+uniform sampler2D iChannel0;
+
+void main()
+{
+	float amount = 0.001;
+	
+	vec2 uv = f_coords;
+	vec3 col;
+	col.r = texture( iChannel0, vec2(uv.x+amount,uv.y) ).r;
+	col.g = texture( iChannel0, uv ).g;
+	col.b = texture( iChannel0, vec2(uv.x-amount,uv.y) ).b;
+
+	col *= (1.0 - amount * 0.5);
+	
+	out_color = vec4(col,1.0);
+}