diff options
Diffstat (limited to 'src/compute.c')
| -rw-r--r-- | src/compute.c | 24 |
1 files changed, 21 insertions, 3 deletions
diff --git a/src/compute.c b/src/compute.c index 54d6929..ce0575f 100644 --- a/src/compute.c +++ b/src/compute.c @@ -100,20 +100,38 @@ void compute_spectrum(float *data, int width, float output[PSHalf]) { void audio2hsv_1(float audio_level, float *light_h, float *light_s, float *light_v) { static float hue=0; + static float value_decay[8]={0.f}; + static int decay_idx=0; - float level_norm=(38.f+audio_level)/30.f; + int i; + float level_norm, temp; + // Testé avec micro externe sur lud-msi + //[-38dB;0dB] -> [0.0;1.0] + level_norm=(38.f+audio_level)/38.f; if (level_norm<0.0f) level_norm=0.f; //if (level_norm<0.1f) level_norm=0.f; //FIXME : ici cache misere pour le tremblement sur plancher bruit if (level_norm>1.f) level_norm=1.f; + + if (decay_idx>=8) decay_idx=0; + value_decay[decay_idx++]=level_norm; + hue=(hue+0.0002f); if (hue>1.f) hue-=1.f; // printf("%+3.1f %+1.3f\n", audio_level, level_norm); // Dummy code - *light_h=hue; +// *light_h=hue; + temp=hue+level_norm/3.f; + *light_h=temp-(int)temp; // Fractionnal part + *light_s=1.f; - *light_v=level_norm; + +// *light_v=level_norm; + temp=0.f; + for(i=0;i<8;i++) temp+=value_decay[i]; + temp/=8.f; + *light_v=temp; } |