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pt1 bug gefixed und alternative farbschemas eingestellt

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This commit is contained in:
Alexander Alber 2022-06-26 23:06:21 +02:00
parent 46dcbd5e1e
commit bdab2c30fe
4 changed files with 27 additions and 36 deletions
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2
firmware/include/pt1.h
View File

@ -9,7 +9,7 @@ struct Pt1
/* PT1: y = y_(n-1) + (Ku - y_(n-1)) * dt/T1 */
Pt1(T K, T T1) : T1(T1), K(K){};
Pt1() = default;
T update(T u, T dt)
{
T y = this->y_n1 + (this->K * u - this->y_n1) * dt / this->T1;

48
firmware/src/applications/beat_detect.cpp
View File

@ -12,9 +12,9 @@
#define SAMPLING_FREQUENCY_CONTROL \
1 // check number of times per second if the current band pass is the best
// one
#define Q 20. // quality factor of band pass filters
#define Q 30. // quality factor of band pass filters
#define PI 3.1415926535897932384626433832795
#define n_BP 30 // number of band pass filters
#define n_BP 40 // number of band pass filters
static const unsigned long sampling_period_bp = 1000000L / SAMPLING_FREQUENCY_BP;
static const unsigned long sampling_period_control = 1000000L / SAMPLING_FREQUENCY_CONTROL;
@ -23,7 +23,7 @@ static unsigned long last_us_bp = 0L;
static unsigned long last_us_control = 0L;
static Biquad<float> bp_filters[n_BP];
static Pt1<float> y_filter{1.f, 1.f};
static Pt1<float> y_filter[n_BP];
static Pt1<float> pos_filter{1.f, 1.f};
static float yy1[n_BP];
@ -78,6 +78,7 @@ set_filter()
a1 = -2.f * cos(w0);
a2 = 1.f - a;
bp_filters[i] = Biquad<float>{a0, a1, a2, b0, b1, b2};
y_filter[i] = Pt1<float>{1.f, 1.f};
}
}
@ -128,10 +129,13 @@ void BeatDetectApp::loop()
yy3[i] = yy2[i];
yy2[i] = yy1[i];
yy1[i] = y[i];
y_fil[i] = y_filter.update(std::abs(y[i]),
y_fil[i] = y_filter[i].update(std::abs(y[i]),
0.005f); // linie der scheitelpunkte
// y_fil[i] += (abs(y[i]) - y_fil[i]) * 0.005; //linie der
// scheitelpunkte
}
@ -150,7 +154,7 @@ void BeatDetectApp::loop()
angle = atan2(delayed, y[active]);
if (PI < abs(angle - angle2) && abs(angle - angle2) < 3 * PI)
{
@ -181,12 +185,14 @@ void BeatDetectApp::loop()
for (int i = 0; i < NUM_LEDS; i++)
{
leds[i].g = get_value(i, pos_target_filtered);
leds[i].r = get_value(i, pos_target_filtered + 2);
//leds[i].g = get_value(i, pos_target_filtered);
//leds[i].r = get_value(i, pos_target_filtered + 2);
//leds[i].b = get_value(i, pos_target_filtered - 2);
leds[i].g = get_value(i, pos_target_filtered + 2);
leds[i].r = 0;//get_value(i, pos_target_filtered + 2);
leds[i].b = get_value(i, pos_target_filtered - 2);
// leds[i].setRGB(brightness_red, brightness_green, brightness_blue);
// leds[i].setHSV(160, (rounds == 6) ? 0xFF : 0, brightness);
}
FastLED.show();
}
@ -205,22 +211,16 @@ void BeatDetectApp::loop()
}
}
if (argmax > -1)
if (argmax != active)
{
if (argmax == candidate)
{
rounds++;
}
else
{
rounds = 0;
candidate = argmax;
}
if (rounds > 3)
{
rounds = 0;
active = candidate;
}
rounds ++;
}
if (rounds > 5)
{
active = argmax;
rounds = 0;
}
}
}

3
firmware/src/applications/fackel.cpp
View File

@ -95,7 +95,8 @@ void FackelApp::init()
for (int i = 0; i < 128; i++)
{
uint8_t r, g, b;
hsl_to_rgb(i / 5, 255, i * 2 > 128 ? 128 : i * 2, &r, &g, &b);
//hsl_to_rgb(i / 5, 255, i * 2 > 128 ? 128 : i * 2, &r, &g, &b);
hsl_to_rgb(i / 5 + 180, 255, i * 2 > 128 ? 128 : i * 2, &r, &g, &b);
g = g == 1 ? 0 : g;
b = b == 1 ? 0 : b;
palette[i].r = r;

10
firmware/src/main.cpp
View File

@ -22,10 +22,6 @@ std::vector<std::reference_wrapper<App>> apps = {
std::ref<App>(fackel_app)
};
<<<<<<< HEAD
unsigned int current_app = 1;
unsigned int next_app;
=======
static unsigned int current_app = 0;
static unsigned int next_app;
static bool init_successfull = false;
@ -55,20 +51,14 @@ void switch_app() {
next_app = next_app % apps.size();
}
>>>>>>> update main app handling to include an off state
void setup()
{
next_app = current_app;
<<<<<<< HEAD
zauberstab_init();
//Serial.begin(115200);
=======
if (zauberstab_init() != 0) {
return;
}
Serial.begin(115200);
>>>>>>> update main app handling to include an off state
init_successfull = true;
apps[current_app].get().init();