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Jarcode
2017-12-04 16:29:07 -08:00
parent 304cf222a3
commit be68dd931a
1 changed files with 22 additions and 18 deletions
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40
shaders/radial/1.frag
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@@ -49,28 +49,32 @@ void main() {
idx = -sign(idx) * (TWOPI - dir); /* Re-correct position values to [-pi, pi) */
if (INVERT > 0)
idx = -idx; /* Invert if needed */
float pos = int(abs(idx) / section) / float(NBARS / 2);
float v = smooth_audio(idx > 0 ? audio_l : audio_r, audio_sz, pos, SMOOTH) * AMPLIFY * (1 + pos);
float pos = int(abs(idx) / section) / float(NBARS / 2); /* bar position, [0, 1) */
#define smooth_f(tex) smooth_audio(tex, audio_sz, pos, SMOOTH) /* smooth function format */
float v;
if (idx > 0) v = smooth_f(audio_l); /* left buffer */
else v = smooth_f(audio_r); /* right buffer */
v *= AMPLIFY * (1 + pos); /* amplify and scale with frequency */
#undef smooth_f
d -= C_RADIUS + (float(C_LINE) / 2.0F); /* offset to fragment distance from inner circle */
if (d <= v - BAR_OUTLINE_WIDTH) {
#if BAR_OUTLINE_WIDTH > 0
if (abs(ym) < (BAR_WIDTH / 2) - BAR_OUTLINE_WIDTH)
fragment = COLOR;
else
fragment = BAR_OUTLINE;
#else
#if BAR_OUTLINE_WIDTH > 0
if (abs(ym) < (BAR_WIDTH / 2) - BAR_OUTLINE_WIDTH)
fragment = COLOR;
#endif
return;
}
else
fragment = BAR_OUTLINE;
#else
fragment = COLOR;
#endif
return;
}
#if BAR_OUTLINE_WIDTH > 0
if (d <= v) {
fragment = BAR_OUTLINE;
return;
}
fragment = BAR_OUTLINE;
return;
}
#endif
}
}
fragment = vec4(0, 0, 0, 0); /* default frag color */
}
}
fragment = vec4(0, 0, 0, 0); /* default frag color */
}