Fixed invert default behaviour for radial, closes #111

shaders/radial.glsl

@@ -19,7 +19,7 @@
 #define COLOR (#cc3333 * ((d / 40) + 1))
 /* Angle (in radians) for how much to rotate the visualizer */
 #define ROTATE (PI / 2)
-/* Whether to switch left/right audio buffers */
+/* Whether to swap left/right audio buffers, set to 1 to enable */
 #define INVERT 0
 /* Aliasing factors. Higher values mean more defined and jagged lines.
    Note: aliasing does not have a notable impact on performance, but requires

shaders/radial/1.frag

@@ -64,7 +64,7 @@ void main() {
             float dir = mod(abs(idx), TWOPI);          /* absolute position, [0, 2pi) */
             if (dir > PI)
                 idx = -sign(idx) * (TWOPI - dir);      /* Re-correct position values to [-pi, pi) */
-            if (INVERT > 0)
+            #if INVERT == 0
                 idx = -idx;                            /* Invert if needed */
             float pos = int(abs(idx) / section) / float(NBARS / 2);        /* bar position, [0, 1) */
             #define smooth_f(tex) smooth_audio(tex, audio_sz, pos)         /* smooth function format */