86 lines
2.7 KiB
C++
86 lines
2.7 KiB
C++
#include <VulcanoLE/Scripts/RainbowLine.h>
|
|
#include <VulcanoLE/Colors/ColorHelper.h>
|
|
#include <VUtils/Logging.h>
|
|
#include <VUtils/Math.h>
|
|
|
|
#define MAX_DELTA 0.808
|
|
#define MAX_PEAK 170
|
|
|
|
namespace VIZ {
|
|
RainbowLine::RainbowLine(AudioGrabber *pGrabber, Vulcan121 *vulcan) : VIZ(pGrabber, vulcan) {
|
|
maxCols = keyboardData.num_cols * 5;
|
|
colours = new rgba[maxCols];
|
|
for (int i = 0; i < maxCols; ++i) {
|
|
double ratio = (double) i / maxCols;
|
|
colours[i] = Color::Generator::rgbFromRatio(ratio, 255);
|
|
}
|
|
}
|
|
RainbowLine::~RainbowLine() {
|
|
delete[] colours;
|
|
}
|
|
void RainbowLine::onSetup() {
|
|
currentColumn = 0;
|
|
Vulcan121::fadeOutMap(data, 0);
|
|
tailFactor = VUtils::Math::clamp(grabber->env->getAsDouble("rainbow_tail_factor", 0.3), 0.0, 0.9);
|
|
keyboard->sendToLEDs({ 0, 0, 0, 0 });
|
|
grabber->requestMode = AudioGrabber::ReqMode::FFT;
|
|
}
|
|
|
|
void RainbowLine::onTick(float delta) {
|
|
deltaElapsed += delta;
|
|
auto val = grabber->getBass();
|
|
val = VUtils::Math::clamp(val, 0, 255);
|
|
double avg = deltaMove(val);
|
|
if (deltaElapsed >= deltaNeeded) {
|
|
deltaElapsed = 0;
|
|
currentColumn++;
|
|
if (currentColumn >= keyboardData.num_cols) {
|
|
currentColumn = 0;
|
|
}
|
|
}
|
|
moveLine(val, tailFactor);
|
|
lastValue = avg;
|
|
// we clean up the map self later! :)
|
|
keyboard->sendLedMap(data);
|
|
}
|
|
|
|
double RainbowLine::deltaMove(double val) {
|
|
auto avg = VUtils::Math::clamp((lastValue + val) * 0.5, 0, 200);
|
|
if (avg > MAX_PEAK || avg > decayValue) {
|
|
calcNextDelta(val < MAX_PEAK && firstUnder ? 160 : val);
|
|
firstUnder = val > MAX_PEAK;
|
|
decayValue = val;
|
|
}
|
|
if (val > MAX_PEAK) {
|
|
firstUnder = true;
|
|
}
|
|
if (avg < 10) {
|
|
deltaNeeded = 10;
|
|
}
|
|
if (decayValue >= 0)
|
|
decayValue -= 10;
|
|
return avg;
|
|
}
|
|
|
|
const char *RainbowLine::name() {
|
|
return m_name.c_str();
|
|
}
|
|
|
|
void RainbowLine::calcNextDelta(double ratio) {
|
|
double rRatio = ratio / MAX_PEAK;
|
|
rRatio = VUtils::Math::clamp(rRatio, 0.05, 1.0);
|
|
rRatio = (VUtils::Math::easeIn(rRatio) - 1.0) * -1;
|
|
deltaNeeded = rRatio * MAX_DELTA;
|
|
}
|
|
|
|
void RainbowLine::moveLine(double val, double d) {
|
|
keyboard->fadeOutMapColumn(data, d);
|
|
colours[currentColumn].a = val;
|
|
int col = currentColumn % keyboardData.num_cols;
|
|
auto column = keyboard->getColumn(col);
|
|
for (int i = 0; i < column->count; ++i) {
|
|
auto index = column->index[i];
|
|
data.key[index] = colours[currentColumn];
|
|
}
|
|
}
|
|
} |